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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.10 by pcg, Thu Dec 18 08:06:46 2003 UTC vs.
Revision 1.209 by root, Thu Jan 5 01:04:10 2006 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.10 2003/12/18 08:06:46 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32 32
33#include <stdint.h> 33#include <inttypes.h>
34#include <wchar.h>
35 34
36#include "salloc.C" // HACK!! 35#include "salloc.C" // HACK, should be a seperate compile!
37 36
38inline void fill_text (text_t *start, text_t value, int len) 37inline void fill_text (text_t *start, text_t value, int len)
39{ 38{
40 while (len--) 39 while (len--)
41 *start++ = value; 40 *start++ = value;
42} 41}
43 42
44/* ------------------------------------------------------------------------- */ 43/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 44#define PROP_SIZE 256*1024
45#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 46#define TABSIZE 8 /* default tab size */
47 47
48/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 51#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
53 (R)->TermWin.view_start = 0 53 view_start = 0
54#define CLEAR_SELECTION(R) \ 54#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 57#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 58 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 59 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 60 = selection.end.row = selection.end.col = 0
61 61
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 63 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 65 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 67 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 69 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 71 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 73 (((A) == (C)) && ((B) <= (D)))
74 74
75/* these must be row_col_t */ 75/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 76#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 78#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 80#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 82#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 88
89/* 89/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row> 90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 93 */
94#define drawBuffer (R->TermWin.vt) 94#define drawBuffer vt
95 95
96#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
97 if (R->TermWin.mapped) \ 97 if (mapped) \
98 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \ 98 XClearArea (display->display, drawBuffer, 0, \
99 Row2Pixel(row), (unsigned int)R->TermWin.width, \ 99 Row2Pixel (row), (unsigned int)width, \
100 (unsigned int)Height2Pixel(num), False) 100 (unsigned int)Height2Pixel (num), False)
101 101
102#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
103 if (R->TermWin.mapped) \ 103 if (mapped) \
104 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 104 XClearArea (display->display, drawBuffer, x, y, \
105 (unsigned int)Width2Pixel(num), \ 105 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 106 (unsigned int)Height2Pixel (1), False)
107 107
108#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
109 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \ 109 XFillRectangle (display->display, drawBuffer, gc, \
110 R->TermWin.int_bwidth, Row2Pixel(row), \ 110 0, Row2Pixel (row), \
111 (unsigned int)R->TermWin.width, \ 111 (unsigned int)width, \
112 (unsigned int)Height2Pixel(num)) 112 (unsigned int)Height2Pixel (num))
113 113
114/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
117
117/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
118void 119void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs)
120{ 121{
122 if (!l.t)
123 {
124 lalloc (l);
125 col = 0;
126 width = ncol;
127 }
128
121 efs &= ~RS_baseattrMask; 129 efs &= ~RS_baseattrMask;
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 130 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
131
132 text_t *et = l.t + col;
133 rend_t *er = l.r + col;
123 134
124 while (width--) 135 while (width--)
125 { 136 {
126 *et++ = ' '; 137 *et++ = ' ';
127 *er++ = efs; 138 *er++ = efs;
… …
129} 140}
130 141
131/* ------------------------------------------------------------------------- */ 142/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 143/* Fill a full line with blanks - make sure it is allocated first */
133void 144void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 145rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs)
135{ 146{
136#ifdef DEBUG_STRICT 147 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs);
146} 148}
147 149
148/* ------------------------------------------------------------------------- * 150/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 151 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 152 * ------------------------------------------------------------------------- */
153
151void 154void
152rxvt_term::scr_reset () 155rxvt_term::scr_reset ()
153{ 156{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 157#if ENABLE_OVERLAY
155 unsigned int p, q; 158 scr_overlay_off ();
156 int k; 159#endif
157 rend_t setrstyle;
158 160
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 161 view_start = 0;
162 num_scr = 0; 162 num_scr = 0;
163 163
164 if (TermWin.ncol == 0) 164 if (ncol == 0)
165 TermWin.ncol = 80; 165 ncol = 80;
166 166
167 if (TermWin.nrow == 0) 167 if (nrow == 0)
168 TermWin.nrow = 24; 168 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 169
173 if (ncol == prev_ncol && nrow == prev_nrow) 170 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 171 return;
175 172
173 // we need at least two lines for wrapping to work correctly
174 if (nrow + saveLines < 2)
175 {
176 //TODO//FIXME
177 saveLines++;
178 prev_nrow--;
179 nsaved++;
180 }
181
176 want_refresh = 1; 182 want_refresh = 1;
177 183
184 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 185 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 186
181 screen.tscroll = 0; 187 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 188 screen.bscroll = nrow - 1;
183 189
184 if (!talloc) 190 if (!row_buf)
185 { 191 {
192 /*
193 * first time called so just malloc everything: don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */
196 nsaved = 0; /* no saved lines */
197 term_start = 0;
198
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 199 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 200 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
188 } 201
189 202 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
190 if (prev_nrow == 0)
191 {
192 /*
193 * first time called so just malloc everything : don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 203 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *)); 205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 206
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 207 for (int row = nrow; row--; )
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
203
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 } 208 {
209 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
210 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
211 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
212 }
217 213
218 MEMSET(charsets, 'B', sizeof(charsets)); 214 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 215 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 216 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 217 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 218 screen.charset = 0;
224 current_screen = PRIMARY; 219 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 220 scr_cursor (SAVE);
226 221
227#if NSCREENS 222#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 223 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 224 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 225 swap.charset = 0;
231 current_screen = SECONDARY; 226 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 227 scr_cursor (SAVE);
233 current_screen = PRIMARY; 228 current_screen = PRIMARY;
234#endif 229#endif
235 230
236 selection.text = NULL; 231 selection.text = NULL;
237 selection.len = 0; 232 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 233 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 234 selection.screen = PRIMARY;
240 selection.clicks = 0; 235 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this); 236 CLEAR_ALL_SELECTION ();
242 rvideo = 0; 237 rvideo = 0;
243 } 238 }
244 else 239 else
245 { 240 {
246 /* 241 /*
247 * add or delete rows as appropriate 242 * add or delete rows as appropriate
248 */ 243 */
249 setrstyle = DEFAULT_RSTYLE;
250 244
245 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
246 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
247
248#if 0
251 if (nrow < prev_nrow) 249 if (nrow < prev_nrow)
252 { 250 {
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256
257 for (p = nrow; p < prev_nrow; p++) 251 for (int row = nrow; row < prev_nrow; row++)
258 { 252 {
259 q = p + TermWin.saveLines; 253 lfree (swap_buf [row]);
260 if (screen.text[q]) 254 lfree (drawn_buf[row]);
255 }
256 }
257#endif
258
259 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
260 temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
262
263 for (int row = min (nrow, prev_nrow); row--; )
264 {
265 lresize (drawn_buf[row]);
266 lresize (swap_buf [row]);
267 }
268
269 for (int row = prev_nrow; row < nrow; row++)
270 {
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
276
277 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
278 int pend = MOD (term_start - nsaved , prev_total_rows);
279 int q = total_rows; // rewrapped row
280
281 if (nsaved)
282 {
283 // re-wrap lines, this is rather ugly, possibly because I am too dumb
284 // to come up with a lean and mean algorithm.
285
286 row_col_t ocur = screen.cur;
287 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
288
289 do
290 {
291 p = MOD (p - 1, prev_total_rows);
292#ifdef DEBUG_STRICT
293 assert (old_buf [MOD (p, prev_total_rows)].t);
294#endif
295
296 int plines = 1;
297 int llen = old_buf [MOD (p, prev_total_rows)].l;
298
299 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 300 {
262#ifdef DEBUG_STRICT 301 p = MOD (p - 1, prev_total_rows);
263 assert (screen.rend[q]); 302
264#endif 303 plines++;
265 talloc->free (screen.text[q]); 304 llen += prev_ncol;
266 ralloc->free (screen.rend[q]);
267 } 305 }
268 if (swap.text[p]) 306
307 int qlines = max (0, (llen - 1) / ncol) + 1;
308
309 // drop partial lines completely
310 if (q < qlines)
311 break;
312
313 q -= qlines;
314
315 int lofs = 0;
316 line_t *qline;
317
318 // re-assemble the full line by destination lines
319 for (int qrow = q; qlines--; qrow++)
269 { 320 {
270#ifdef DEBUG_STRICT 321 qline = row_buf + qrow;
322 lalloc (*qline);
323 qline->set_is_longer ();
324
325 int qcol = 0;
326
327 // fill a single destination line
328 while (lofs < llen && qcol < ncol)
329 {
330 int prow = lofs / prev_ncol;
331 int pcol = lofs % prev_ncol;
332
333 prow = MOD (p + prow, prev_total_rows);
334
335 // we only adjust the cursor _row_ and put it into
336 // the topmost line of "long line" it was in, as
337 // this seems to upset applications/shells/readline
338 // least.
339 if (prow == ocur.row)
340 screen.cur.row = q - (total_rows - nrow);
341
342 line_t &pline = old_buf [prow];
343
344 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
345
271 assert (swap.rend[p]); 346 assert (len);
272#endif 347 assert (pline.t);
273 talloc->free (swap.text[p]); 348
274 ralloc->free (swap.rend[p]); 349 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
350 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
351
352 lofs += len;
353 qcol += len;
354 }
275 } 355 }
276#ifdef DEBUG_STRICT 356
277 assert (drawn_text[p] && drawn_rend[p]); 357 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
358#ifdef DEBUG_STRICT //TODO//FIXME//TEMPORARY
359 if (qline->l < 0)
360 {
361 fprintf (stderr, "ERROR, PLEASE REPORT to rxvt-unicode@plan9.de: qline->l %d = llen %d < ncol %d ? %d : MOD %d\n", qline->l,llen,ncol,llen,MOD (llen - 1, ncol) + 1);//D
362 qline->l = 0;
363 }
278#endif 364#endif
279 talloc->free (drawn_text[p]); 365 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
280 ralloc->free (drawn_rend[p]);
281 } 366 }
367 while (p != pend && q > 0);
282 368
283 /* we have fewer rows so fix up cursor position */ 369 term_start = total_rows - nrow;
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 370 nsaved = term_start - q;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1); 371
372 // make sure all terminal lines exist
373 while (nsaved < 0)
374 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE);
286 375
287 scr_reset_realloc (); /* realloc _last_ */
288 }
289 else if (nrow > prev_nrow)
290 { 376 }
291 /* add rows */ 377 else
292 scr_reset_realloc (); /* realloc _first_ */ 378 {
293 379 // if no scrollback exists (yet), wing, instead of wrap
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 380
295 381 for (int row = min (nrow, prev_nrow); row--; )
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 { 382 {
300 screen.tlen[p] = 0; 383 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
301 screen.text[p] = NULL; 384 line_t &qline = row_buf [row];
302 screen.rend[p] = NULL; 385
386 qline = pline;
387 lresize (qline);
303 } 388 }
304 389
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++) 390 for (int row = prev_nrow; row < nrow; row++)
309 { 391 {
310 swap.tlen[p] = 0; 392 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 } 393 }
318 394
319 if (k > 0) 395 term_start = 0;
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 { 396 }
340 int common = min (prev_ncol, ncol);
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
343
344 for (p = 0; p < total_rows; p++)
345 {
346 if (screen.text[p])
347 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350 397
351 MIN_IT(screen.tlen[p], (int16_t)ncol); 398#ifdef DEBUG_STRICT //TODO: remove
399 for (int i = -nsaved; i < nrow; i++)
400 assert (ROW (i).t);
401#endif
352 402
353 if (ncol > prev_ncol) 403 free (old_buf);
354 scr_blank_line (&(screen.text[p][prev_ncol]), 404 delete old_ta;
355 &(screen.rend[p][prev_ncol]), 405 delete old_ra;
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360 406
361 for (p = 0; p < nrow; p++) 407 clamp_it (screen.cur.row, 0, nrow - 1);
362 { 408 clamp_it (screen.cur.col, 0, ncol - 1);
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392 409
393 if (tabs) 410 if (tabs)
394 free(tabs); 411 free (tabs);
395 } 412 }
396 413
397 prev_nrow = nrow; 414 prev_nrow = nrow;
398 prev_ncol = ncol; 415 prev_ncol = ncol;
399 416
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char)); 417 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
401 418
402 for (p = 0; p < ncol; p++) 419 for (int col = ncol; col--; )
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 420 tabs [col] = col % TABSIZE == 0;
404 421
405 tt_winch (); 422 tt_winch ();
406}
407 423
408void 424 PERL_INVOKE ((this, HOOK_RESET, DT_END));
409rxvt_term::scr_reset_realloc()
410{
411 uint16_t total_rows, nrow;
412
413 nrow = TermWin.nrow;
414 total_rows = nrow + TermWin.saveLines;
415 /* *INDENT-OFF* */
416 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
417 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
418 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
419 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
420
421 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
422 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
423
424 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
425 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
426 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
427 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
428 /* *INDENT-ON* */
429} 425}
430 426
431/* ------------------------------------------------------------------------- */ 427/* ------------------------------------------------------------------------- */
432/* 428/*
433 * Free everything. That way malloc debugging can find leakage. 429 * Free everything. That way malloc debugging can find leakage.
434 */ 430 */
435void 431void
436rxvt_term::scr_release() 432rxvt_term::scr_release ()
437{ 433{
438 uint16_t total_rows; 434 delete talloc; talloc = 0;
439 int i; 435 delete ralloc; ralloc = 0;
440 436
441 total_rows = TermWin.nrow + TermWin.saveLines; 437 free (row_buf);
442 438 free (swap_buf);
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 }
450#endif
451
452 delete talloc;
453 delete ralloc;
454
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text); 439 free (drawn_buf);
459 free (drawn_rend); 440 free (temp_buf);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 441 free (tabs);
466 442
467 /* NULL these so if anything tries to use them, we'll know about it */ 443 row_buf = 0; // signal that we freed all the arrays
468 screen.text = drawn_text = swap.text = NULL;
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL;
474} 444}
475 445
476/* ------------------------------------------------------------------------- */ 446/* ------------------------------------------------------------------------- */
477/* 447/*
478 * Hard reset 448 * Hard reset
479 */ 449 */
480/* EXTPROTO */
481void 450void
482rxvt_scr_poweron(pR) 451rxvt_term::scr_poweron ()
483{ 452{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 453 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 454 prev_nrow = prev_ncol = 0;
488 R->scr_reset (); 455 scr_reset ();
489 456
490 rxvt_scr_clear (aR); 457 scr_clear (true);
491 rxvt_scr_refresh (aR_ SLOW_REFRESH); 458 scr_refresh (SLOW_REFRESH);
492#ifdef RXVT_GRAPHICS
493 rxvt_Gr_reset (aR);
494#endif
495} 459}
496 460
497/* ------------------------------------------------------------------------- * 461/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 462 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 463 * ------------------------------------------------------------------------- */
500/* 464/*
501 * Save and Restore cursor 465 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 466 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 467 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 468 */
505/* EXTPROTO */
506void 469void
507rxvt_scr_cursor(pR_ int mode) 470rxvt_term::scr_cursor (int mode)
508{ 471{
509 screen_t *s; 472 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 473
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 474#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 475 if (current_screen == SECONDARY)
515 s = &(R->swap); 476 s = &swap;
516 else 477 else
517#endif 478#endif
518 s = &(R->screen); 479 s = &screen;
480
519 switch (mode) { 481 switch (mode)
482 {
520 case SAVE: 483 case SAVE:
521 s->s_cur.row = s->cur.row; 484 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 485 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 486 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 487 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 488 s->s_charset_char = charsets[screen.charset];
526 break; 489 break;
490
527 case RESTORE: 491 case RESTORE:
528 R->want_refresh = 1; 492 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 493 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 494 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 495 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 496 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 497 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 498 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 499 set_font_style ();
536 break; 500 break;
537 } 501 }
502
538/* boundary check in case screen size changed between SAVE and RESTORE */ 503 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 504 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 505 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 506#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 507 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 508 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */
545 MAX_IT(s->cur.row, 0);
546 MAX_IT(s->cur.col, 0);
547#endif 509#endif
548} 510}
549 511
550/* ------------------------------------------------------------------------- */ 512/* ------------------------------------------------------------------------- */
551/* 513/*
552 * Swap between primary and secondary screens 514 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 515 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 516 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 517 */
556/* EXTPROTO */
557int 518int
558rxvt_scr_change_screen(pR_ int scrn) 519rxvt_term::scr_change_screen (int scrn)
559{ 520{
560 int i; 521 want_refresh = 1;
522 view_start = 0;
523
524 if (current_screen == scrn)
525 return scrn;
526
527 selection_check (2); /* check for boundary cross */
528
529 int i = current_screen; current_screen = scrn; scrn = i;
530
531 ::swap (screen.cur.row, swap.cur.row);
532 ::swap (screen.cur.col, swap.cur.col);
533
534 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
535 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
536
561#if NSCREENS 537#if NSCREENS
562 int offset; 538 if (OPTION (Opt_secondaryScreen))
563#endif 539 {
564
565 R->want_refresh = 1;
566
567 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
568
569 R->TermWin.view_start = 0;
570
571 if (R->current_screen == scrn)
572 return R->current_screen;
573
574 rxvt_selection_check(aR_ 2); /* check for boundary cross */
575
576 SWAP_IT(R->current_screen, scrn, int);
577#if NSCREENS
578 R->num_scr = 0; 540 num_scr = 0;
579 offset = R->TermWin.saveLines; 541
580 for (i = R->prev_nrow; i--;) { 542 for (int i = prev_nrow; i--; )
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 543 ::swap (ROW(i), swap_buf [i]);
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 544
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 545 ::swap (screen.charset, swap.charset);
584 } 546 ::swap (screen.flags, swap.flags);
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 547 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 548 swap.flags |= Screen_VisibleCursor;
600
601# ifdef RXVT_GRAPHICS
602
603 if (rxvt_Gr_Displayed(aR)) {
604 rxvt_Gr_scroll(aR_ 0);
605 rxvt_Gr_ChangeScreen(aR);
606 } 549 }
550 else
607# endif 551#endif
608#else 552 if (OPTION (Opt_secondaryScroll))
609# ifdef SCROLL_ON_NO_SECONDARY
610# ifdef RXVT_GRAPHICS
611 if (rxvt_Gr_Displayed(aR))
612 rxvt_Gr_ClearScreen(aR);
613# endif
614 if (R->current_screen == PRIMARY
615# ifdef RXVT_GRAPHICS
616 && !rxvt_Gr_Displayed(aR)
617# endif
618 )
619 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 553 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 554
621#endif
622 return scrn; 555 return scrn;
556}
557
558// clear WrapNext indicator, solidifying position on next line
559void
560rxvt_term::scr_do_wrap ()
561{
562 if (!(screen.flags & Screen_WrapNext))
563 return;
564
565 screen.flags &= ~Screen_WrapNext;
566
567 screen.cur.col = 0;
568
569 if (screen.cur.row == screen.bscroll)
570 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
571 else if (screen.cur.row < nrow - 1)
572 screen.cur.row++;
623} 573}
624 574
625/* ------------------------------------------------------------------------- */ 575/* ------------------------------------------------------------------------- */
626/* 576/*
627 * Change the colour for following text 577 * Change the colour for following text
628 */ 578 */
629/* EXTPROTO */
630void 579void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 580rxvt_term::scr_color (unsigned int color, int fgbg)
632{ 581{
582 if (color > maxTermCOLOR)
633 color &= RS_fgMask; 583 color = fgbg;
584
634 if (fgbg == Color_fg) 585 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 586 rstyle = SET_FGCOLOR (rstyle, color);
636 else 587 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 588 rstyle = SET_BGCOLOR (rstyle, color);
638} 589}
639 590
640/* ------------------------------------------------------------------------- */ 591/* ------------------------------------------------------------------------- */
641/* 592/*
642 * Change the rendition style for following text 593 * Change the rendition style for following text
643 */ 594 */
644/* EXTPROTO */
645void 595void
646rxvt_scr_rendition(pR_ int set, int style) 596rxvt_term::scr_rendition (int set, int style)
647{ 597 {
648 if (set) 598 if (set)
649 R->rstyle |= style; 599 rstyle |= style;
650 else if (style == ~RS_None) 600 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 601 rstyle = DEFAULT_RSTYLE;
652 else 602 else
653 R->rstyle &= ~style; 603 rstyle &= ~style;
654} 604 }
655 605
656/* ------------------------------------------------------------------------- */ 606/* ------------------------------------------------------------------------- */
657/* 607/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 608 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 609 * count positive ==> scroll up
660 * count negative ==> scroll down 610 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 611 */
663int 612int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 613rxvt_term::scr_scroll_text (int row1, int row2, int count)
665{ 614{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 615 if (count == 0 || (row1 > row2))
670 return 0; 616 return 0;
671 617
672 want_refresh = 1; 618 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 619 num_scr += count;
674 620
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 621 if (count > 0
676 { 622 && row1 == 0
677 nscrolled = (long)TermWin.nscrolled + (long)count; 623 && row2 == nrow - 1
678 624 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
679 if (nscrolled > (long)TermWin.saveLines)
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 625 {
689 else if (!spec) 626 nsaved = min (nsaved + count, saveLines);
690 row1 += TermWin.saveLines;
691 627
692 row2 += TermWin.saveLines; 628 PERL_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, nsaved, DT_END));
629
630 term_start = (term_start + count) % total_rows;
693 631
694 if (selection.op && current_screen == selection.screen) 632 if (selection.op && current_screen == selection.screen)
695 {
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 633 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 634 selection.beg.row -= count;
712 selection.end.row -= count; 635 selection.end.row -= count;
713 selection.mark.row -= count; 636 selection.mark.row -= count;
637
638 if (selection.beg.row < -nsaved
639 || selection.end.row < -nsaved
640 || selection.mark.row < -nsaved)
641 {
642 CLEAR_ALL_SELECTION ();
643 selection.op = SELECTION_CLEAR;
714 } 644 }
715 }
716
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 645 }
735 buf_text[i] = screen.text[j]; 646
736 buf_rend[i] = screen.rend[j]; 647 for (int i = count; i--; )
737 } 648 {
738 /* A2: Rotate lines */ 649 ROW(row2 - i).l = 0;
739 for (j = row1, i = j + count; i <= row2; i++, j++) 650 scr_blank_screen_mem (ROW(row2 - i), rstyle);
740 { 651 }
741 screen.tlen[j] = screen.tlen[i]; 652
742 screen.text[j] = screen.text[i]; 653 if (OPTION (Opt_scrollWithBuffer)
743 screen.rend[j] = screen.rend[i]; 654 && view_start != 0
655 && view_start != saveLines)
656 scr_page (UP, count);
657 }
658 else
659 {
660 if (selection.op && current_screen == selection.screen)
744 } 661 {
745 j = row2 - count + 1, i = count; 662 if ((selection.beg.row < row1 && selection.end.row > row1)
746 } 663 || (selection.beg.row < row2 && selection.end.row > row2)
747 else /* if (j < 0) */ 664 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
748 { 665 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
749 /* B: scroll down */ 666 || (selection.end.row - count < row1 && selection.end.row >= row1)
750 667 || (selection.end.row - count > row2 && selection.end.row <= row2))
751 /* B1: Copy lines that will get clobbered by the rotation */ 668 {
752 for (i = 0, j = row2; i < count; i++, j--) 669 CLEAR_ALL_SELECTION ();
670 selection.op = SELECTION_CLEAR;
671 }
672 else if (selection.end.row >= row1 && selection.end.row <= row2)
673 {
674 /* move selected region too */
675 selection.beg.row -= count;
676 selection.end.row -= count;
677 selection.mark.row -= count;
678
679 selection_check (0);
680 }
753 { 681 }
754 buf_text[i] = screen.text[j]; 682
755 buf_rend[i] = screen.rend[j]; 683 // use a simple and robust scrolling algorithm, this
684 // part of scr_scroll_text is not time-critical.
685
686 int rows = row2 - row1 + 1;
687
688 min_it (count, rows);
689
690 for (int row = 0; row < rows; row++)
756 } 691 {
757 /* B2: Rotate lines */ 692 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
758 for (j = row2, i = j - count; i >= row1; i--, j--) 693
694 if (!IN_RANGE_EXC (row + count, 0, rows))
695 scr_blank_screen_mem (temp_buf [row], rstyle);
759 { 696 }
760 screen.tlen[j] = screen.tlen[i];
761 screen.text[j] = screen.text[i];
762 screen.rend[j] = screen.rend[i];
763 }
764 j = row1, i = count;
765 count = -count;
766 }
767 697
768 /* C: Resurrect lines */ 698 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 699 ROW(row1 + row) = temp_buf [row];
770 { 700 }
771 screen.tlen[j] = 0;
772 screen.text[j] = buf_text[i];
773 screen.rend[j] = buf_rend[i];
774
775 if (!spec) /* line length may not equal TermWin.ncol */
776 scr_blank_screen_mem (screen.text, screen.rend,
777 (unsigned int)j, rstyle);
778 }
779
780#ifdef RXVT_GRAPHICS
781 if (rxvt_Gr_Displayed (this))
782 rxvt_Gr_scroll(this, count);
783#endif
784 701
785 return count; 702 return count;
786} 703}
787 704
788/* ------------------------------------------------------------------------- */ 705/* ------------------------------------------------------------------------- */
789/* 706/*
790 * Add text given in <str> of length <len> to screen struct 707 * Add text given in <str> of length <len> to screen struct
791 */ 708 */
792/* EXTPROTO */
793void 709void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 710rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len)
795{ 711{
796 unsigned char checksel, clearsel;
797 uint32_t c;
798 int i, row, last_col;
799 text_t *stp;
800 rend_t *srp;
801
802 if (len <= 0) /* sanity */ 712 if (len <= 0) /* sanity */
803 return; 713 return;
804 714
715 unsigned char checksel;
716 unicode_t c;
717 int last_col;
718 const unicode_t *strend = str + len;
719
805 R->want_refresh = 1; 720 want_refresh = 1;
806 last_col = R->TermWin.ncol;
807
808 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
809 ZERO_SCROLLBACK(R); 721 ZERO_SCROLLBACK ();
722 last_col = ncol;
723
810 if (nlines > 0) { 724 if (nlines > 0)
725 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 726 nlines += screen.cur.row - screen.bscroll;
727
812 if ((nlines > 0) 728 if (nlines > 0
813 && (R->screen.tscroll == 0) 729 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 730 && screen.bscroll == (nrow - 1))
731 {
815 /* _at least_ this many lines need to be scrolled */ 732 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 733 scr_scroll_text (screen.tscroll, screen.bscroll, nlines);
817 R->screen.cur.row -= nlines; 734 screen.cur.row -= nlines;
818 } 735 }
819 } 736 }
737
820#ifdef DEBUG_STRICT 738#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 739 assert (screen.cur.col < last_col);
822 assert((R->screen.cur.row < R->TermWin.nrow) 740 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 741 && screen.cur.row >= -nsaved);
824#else /* drive with your eyes closed */
825 MIN_IT(R->screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
828#endif 742#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 743 int row = screen.cur.row;
830 744
831 checksel = (R->selection.op 745 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 746
835 stp = R->screen.text[row]; 747 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 748
838 for (i = 0; i < len;) { 749 while (str < strend)
750 {
839 c = str[i++]; 751 c = *str++;
840 switch (c) { 752
841 case '\t': 753 if (c < 0x20)
842 rxvt_scr_tab (aR_ 1); 754 if (c == C0_LF)
755 {
756 if (!line->is_longer ()) /* XXX: think about this */
757 max_it (line->l, screen.cur.col);
758
759 screen.flags &= ~Screen_WrapNext;
760
761 if (screen.cur.row == screen.bscroll)
762 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
763 else if (screen.cur.row < (nrow - 1))
764 row = ++screen.cur.row;
765
766 line = &ROW(row); /* _must_ refresh */
843 continue; 767 continue;
844 case '\n': 768 }
769 else if (c == C0_CR)
770 {
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 771 if (!line->is_longer ()) /* XXX: think about this */
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 772 max_it (line->l, screen.cur.col);
773
847 R->screen.flags &= ~Screen_WrapNext; 774 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 775 screen.cur.col = 0;
849 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
850 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
851 row = (++R->screen.cur.row) + R->TermWin.saveLines;
852 stp = R->screen.text[row]; /* _must_ refresh */
853 srp = R->screen.rend[row]; /* _must_ refresh */
854 continue; 776 continue;
855 case '\r': 777 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 778 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 779 {
858 R->screen.flags &= ~Screen_WrapNext; 780 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 781 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 782 }
866 783
867 if (checksel /* see if we're writing within selection */ 784 if (checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 785 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 786 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
787 {
870 checksel = 0; 788 checksel = 0;
871 clearsel = 1;
872 } 789 /*
790 * If we wrote anywhere in the selected area, kill the selection
791 * XXX: should we kill the mark too? Possibly, but maybe that
792 * should be a similar check.
793 */
794 CLEAR_SELECTION ();
795 }
796
873 if (R->screen.flags & Screen_WrapNext) { 797 if (screen.flags & Screen_WrapNext)
874 R->screen.tlen[row] = -1;
875 if (R->screen.cur.row == R->screen.bscroll)
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
878 row = (++R->screen.cur.row) + R->TermWin.saveLines;
879 stp = R->screen.text[row]; /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */
881 R->screen.cur.col = 0;
882 R->screen.flags &= ~Screen_WrapNext;
883 } 798 {
884 if (R->screen.flags & Screen_Insert) 799 line->set_is_longer ();
885 rxvt_scr_insdel_chars(aR_ 1, INSERT);
886 800
801 scr_do_wrap ();
802
803 row = screen.cur.row;
804 line = &ROW(row); /* _must_ refresh */
805 }
806
807 // some utf-8 decoders "decode" surrogate characters: let's fix this.
808 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
809 c = 0xfffd;
810
811 // rely on wcwidth to tell us the character width, at least for non-latin1
812 // do wcwidth before further replacements, as wcwidth might return -1
813 // for the line drawing characters below as they might be invalid in the current
814 // locale.
815 int width = c < 0x100 ? 1 : wcwidth (c);
816
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 817 if (charsets[screen.charset] == '0') // DEC SPECIAL
888 switch (c) 818 {
819 // vt100 special graphics and line drawing
820 // 5f-7e standard vt100
821 // 40-5e rxvt extension for extra curses acs chars
822 static uint16_t vt100_0[62] = { // 41 .. 7e
823 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
824 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
825 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
826 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
827 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
828 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
829 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
830 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
831 };
832
833 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
889 { 834 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 835 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 836 width = 1; // vt100 line drawing characters are always single-width
892 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
893 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
894 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
895 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
896 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
897 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
898 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
899 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
900 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
901 } 837 }
838 }
902 839
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 840 if (screen.flags & Screen_Insert)
841 scr_insdel_chars (width, INSERT);
904 842
905 stp[R->screen.cur.col] = c; 843 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 844 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 845#if !UNICODE_3
911 int width = wcwidth (c); 846 // trim characters we can't store directly :(
847 if (c >= 0x10000)
848# if ENABLE_COMBINING
849 c = rxvt_composite.compose (c); // map to lower 16 bits
850# else
851 c = 0xfffd;
852# endif
853#endif
854
855 // nuke the character at this position, if required
856 if (line->t[screen.cur.col] == NOCHAR
857 || (screen.cur.col < ncol - 1
858 && line->t[screen.cur.col + 1] == NOCHAR))
912 859 {
860 int col = screen.cur.col;
861
862 // find begin
863 while (col > 0 && line->t[col] == NOCHAR)
864 col--;
865
866 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
867
868 // found begin, nuke
869 do {
870 line->t[col] = ' ';
871 line->r[col] = rend;
872 col++;
873 } while (col < ncol && line->t[col] == NOCHAR);
874 }
875
876 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
877
878 // if the character doesn't fit into the remaining columns...
879 if (screen.cur.col > last_col - width && last_col >= width)
880 {
881 // ...output spaces
882 c = ' ';
883 // and try the same character next loop iteration
884 --str;
885 }
886
887 do
888 {
889 line->t[screen.cur.col] = c;
890 line->r[screen.cur.col] = rend;
891
892 if (screen.cur.col < last_col - 1)
893 screen.cur.col++;
894 else
895 {
896 line->l = last_col;
897 if (screen.flags & Screen_Autowrap)
898 screen.flags |= Screen_WrapNext;
899 break;
900 }
901
902 c = NOCHAR;
903 }
904 while (--width > 0);
905
906 // pad with spaces when overwriting wide character with smaller one
913 if (width > 1) 907 if (!width)
908 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++)
914 { 909 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 910 line->t[c] = ' ';
916 { 911 line->r[c] = rend;
917
918 srp[R->screen.cur.col] |= RS_wide;
919
920 R->screen.cur.col++;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 }
924 } 912 }
913 }
914 else // width == 0
915 {
916#if ENABLE_COMBINING
917 // handle combining characters
918 // we just tag the accent on the previous on-screen character.
919 // this is arguably not correct, but also arguably not wrong.
920 // we don't handle double-width characters nicely yet.
921 text_t *tp;
922 rend_t *rp;
923
924 if (screen.cur.col > 0)
925 {
926 tp = line->t + screen.cur.col - 1;
927 rp = line->r + screen.cur.col - 1;
928
929 while (*tp == NOCHAR && tp > line->t)
930 tp--, rp--;
925 } 931 }
932 else if (screen.cur.row > 0
933 && ROW(screen.cur.row - 1).is_longer ())
934 {
935 line_t *line = &ROW(screen.cur.row - 1);
926 936
927 if (R->screen.cur.col < last_col - 1) 937 tp = line->t + last_col - 1;
928 R->screen.cur.col++; 938 rp = line->r + last_col - 1;
939
940 while (*tp == NOCHAR && tp > line->t)
941 tp--, rp--;
942 }
929 else { 943 else
930 R->screen.tlen[row] = last_col; 944 continue;
931 if (R->screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext;
933 }
934 }
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
937 945
938/* 946 // first try to find a precomposed character
939 * If we wrote anywhere in the selected area, kill the selection 947 unicode_t n = rxvt_compose (*tp, c);
940 * XXX: should we kill the mark too? Possibly, but maybe that 948 if (n == NOCHAR)
941 * should be a similar check. 949 n = rxvt_composite.compose (*tp, c);
942 */ 950
943 if (clearsel) 951 *tp = n;
944 CLEAR_SELECTION(R); 952 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
953#endif
954 }
955 }
956
957 if (!line->is_longer ()) /* XXX: think about this */
958 max_it (line->l, screen.cur.col);
945 959
946#ifdef DEBUG_STRICT 960#ifdef DEBUG_STRICT
947 assert(R->screen.cur.row >= 0); 961 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif 962#endif
951} 963}
952 964
953/* ------------------------------------------------------------------------- */ 965/* ------------------------------------------------------------------------- */
954/* 966/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 967 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 968 * XTERM_SEQ: CTRL-H
957 */ 969 */
958/* EXTPROTO */
959void 970void
960rxvt_scr_backspace(pR) 971rxvt_term::scr_backspace ()
961{ 972{
962 R->want_refresh = 1; 973 want_refresh = 1;
974
963 if (R->screen.cur.col == 0) { 975 if (screen.cur.col == 0)
976 {
964 if (R->screen.cur.row > 0) { 977 if (screen.cur.row > 0)
978 {
965#ifdef TERMCAP_HAS_BW 979#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 980 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 981 screen.cur.row--;
968 return; 982 return;
969#endif 983#endif
970 } 984 }
985 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 986 else if (!(screen.flags & Screen_WrapNext))
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 987 scr_gotorc (0, -1, RELATIVE);
988
973 R->screen.flags &= ~Screen_WrapNext; 989 screen.flags &= ~Screen_WrapNext;
974} 990}
975 991
976/* ------------------------------------------------------------------------- */ 992/* ------------------------------------------------------------------------- */
977/* 993/*
978 * Process Horizontal Tab 994 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 995 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 996 * XTERM_SEQ: CTRL-I
981 */ 997 */
982/* EXTPROTO */
983void 998void
984rxvt_scr_tab(pR_ int count) 999rxvt_term::scr_tab (int count, bool ht)
985{ 1000{
986 int i, x; 1001 int i, x;
987 1002
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 1003 want_refresh = 1;
990 i = x = R->screen.cur.col; 1004 i = x = screen.cur.col;
1005
991 if (count == 0) 1006 if (count == 0)
992 return; 1007 return;
993 else if (count > 0) { 1008 else if (count > 0)
1009 {
1010 line_t &l = ROW(screen.cur.row);
1011 rend_t base_rend = l.r[i];
1012 ht &= l.t[i] == ' ';
1013
994 for (; ++i < R->TermWin.ncol; ) 1014 for (; ++i < ncol; )
995 if (R->tabs[i]) { 1015 if (tabs[i])
1016 {
996 x = i; 1017 x = i;
997 if (!--count) 1018 if (!--count)
998 break; 1019 break;
1020 }
1021 else
1022 ht &= l.t[i] == ' '
1023 && RS_SAME (l.r[i], base_rend);
1024
1025 if (count)
1026 x = ncol - 1;
1027
1028 // store horizontal tab commands as characters inside the text
1029 // buffer so they can be selected and pasted.
1030 if (ht && OPTION (Opt_pastableTabs))
1031 {
1032 base_rend = SET_FONT (base_rend, 0);
1033
1034 if (!l.is_longer ()) /* XXX: think about this */
1035 max_it (l.l, x);
1036
1037 i = screen.cur.col;
1038
1039 l.t[i] = '\t';
1040 l.r[i] = base_rend;
1041
1042 while (++i < x)
1043 {
1044 l.t[i] = NOCHAR;
1045 l.r[i] = base_rend;
999 } 1046 }
1000 if (count) 1047 }
1001 x = R->TermWin.ncol - 1; 1048 }
1002 } else /* if (count < 0) */ { 1049 else /* if (count < 0) */
1050 {
1003 for (; --i >= 0; ) 1051 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1052 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1053 {
1009 if (count)
1010 x = 0; 1054 x = i;
1055 if (!++count)
1056 break;
1057 }
1058
1059 if (count)
1060 x = 0;
1011 } 1061 }
1062
1012 if (x != R->screen.cur.col) 1063 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1064 scr_gotorc (0, x, R_RELATIVE);
1014} 1065}
1015 1066
1016/* ------------------------------------------------------------------------- */ 1067/* ------------------------------------------------------------------------- */
1017/* 1068/*
1018 * Process DEC Back Index 1069 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1070 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1071 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1072 * in that row right. Clear left column.
1022 */ 1073 */
1023#ifndef NO_FRILLS 1074#if ENABLE_FRILLS
1024/* EXTPROTO */
1025void 1075void
1026rxvt_scr_backindex(pR) 1076rxvt_term::scr_backindex ()
1027{ 1077{
1028 if (R->screen.cur.col > 0) 1078 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1079 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1080 else
1031 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1032 return; /* um, yeah? */
1033 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1081 scr_insdel_chars (1, INSERT);
1034 }
1035} 1082}
1036#endif 1083#endif
1037/* ------------------------------------------------------------------------- */ 1084/* ------------------------------------------------------------------------- */
1038/* 1085/*
1039 * Process DEC Forward Index 1086 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1087 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1088 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1089 * in that row left. Clear right column.
1043 */ 1090 */
1044#ifndef NO_FRILLS 1091#if ENABLE_FRILLS
1045/* EXTPROTO */
1046void 1092void
1047rxvt_scr_forwardindex(pR) 1093rxvt_term::scr_forwardindex ()
1048{ 1094{
1049 int row;
1050
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1095 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1096 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1097 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1098 {
1055 if (R->screen.tlen[row] == 0) 1099 if (ROW(screen.cur.row).is_longer ()) //TODO//FIXME//LEN
1056 return; /* um, yeah? */ 1100 ROW(screen.cur.row).l = ncol;
1057 else if (R->screen.tlen[row] == -1) 1101
1058 R->screen.tlen[row] = R->TermWin.ncol;
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1102 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1103 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1104 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1105 }
1063} 1106}
1064#endif 1107#endif
1065 1108
1066/* ------------------------------------------------------------------------- */ 1109/* ------------------------------------------------------------------------- */
1067/* 1110/*
1068 * Goto Row/Column 1111 * Goto Row/Column
1069 */ 1112 */
1070/* EXTPROTO */
1071void 1113void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1114rxvt_term::scr_gotorc (int row, int col, int relative)
1073{ 1115{
1074 R->want_refresh = 1; 1116 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1117 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1118
1081 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1082
1083 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1119 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1120 clamp_it (screen.cur.col, 0, ncol - 1);
1085 MAX_IT(R->screen.cur.col, 0);
1086 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1087 1121
1088 R->screen.flags &= ~Screen_WrapNext; 1122 screen.flags &= ~Screen_WrapNext;
1123
1089 if (relative & R_RELATIVE) { 1124 if (relative & R_RELATIVE)
1125 {
1090 if (row > 0) { 1126 if (row > 0)
1127 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1128 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1129 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1130 screen.cur.row = screen.bscroll;
1094 else 1131 else
1095 R->screen.cur.row += row;
1096 } else if (row < 0) {
1097 if (R->screen.cur.row >= R->screen.tscroll
1098 && (R->screen.cur.row + row) < R->screen.tscroll)
1099 R->screen.cur.row = R->screen.tscroll;
1100 else
1101 R->screen.cur.row += row;
1102 }
1103 } else {
1104 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1105 R->screen.cur.row = row + R->screen.tscroll;
1106 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1107 } else
1108 R->screen.cur.row = row; 1132 screen.cur.row += row;
1133 }
1134 else if (row < 0)
1135 {
1136 if (screen.cur.row >= screen.tscroll
1137 && (screen.cur.row + row) < screen.tscroll)
1138 screen.cur.row = screen.tscroll;
1139 else
1140 screen.cur.row += row;
1141 }
1142 }
1143 else
1109 } 1144 {
1110 MAX_IT(R->screen.cur.row, 0); 1145 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1146 { /* relative origin mode */
1112} 1147 screen.cur.row = row + screen.tscroll;
1148 min_it (screen.cur.row, screen.bscroll);
1149 }
1150 else
1151 screen.cur.row = row;
1152 }
1113 1153
1154 clamp_it (screen.cur.row, 0, nrow - 1);
1155}
1156
1114/* ------------------------------------------------------------------------- */ 1157/* ------------------------------------------------------------------------- */
1115/* 1158/*
1116 * direction should be UP or DN 1159 * direction should be UP or DN
1117 */ 1160 */
1118/* EXTPROTO */
1119void 1161void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1162rxvt_term::scr_index (enum page_dirn direction)
1121{ 1163{
1122 int dirn; 1164 int dirn;
1123 1165
1124 R->want_refresh = 1; 1166 want_refresh = 1;
1167 ZERO_SCROLLBACK ();
1168
1125 dirn = ((direction == UP) ? 1 : -1); 1169 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1170
1128 ZERO_SCROLLBACK(R);
1129
1130#ifdef RXVT_GRAPHICS
1131 if (rxvt_Gr_Displayed(aR))
1132 rxvt_Gr_scroll(aR_ 0);
1133#endif
1134
1135 R->screen.flags &= ~Screen_WrapNext; 1171 screen.flags &= ~Screen_WrapNext;
1172
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1173 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1174 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1175 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1176 else
1140 R->screen.cur.row += dirn; 1177 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1178
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1179 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1180 selection_check (0);
1144} 1181}
1145 1182
1146/* ------------------------------------------------------------------------- */ 1183/* ------------------------------------------------------------------------- */
1147/* 1184/*
1148 * Erase part or whole of a line 1185 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1186 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1187 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1188 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1152 */ 1189 */
1153/* EXTPROTO */
1154void 1190void
1155rxvt_scr_erase_line(pR_ int mode) 1191rxvt_term::scr_erase_line (int mode)
1156{ 1192{
1157 unsigned int row, col, num; 1193 unsigned int col, num;
1158 1194
1159 R->want_refresh = 1; 1195 want_refresh = 1;
1160 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1161 ZERO_SCROLLBACK (R); 1196 ZERO_SCROLLBACK ();
1162 1197
1163#ifdef RXVT_GRAPHICS
1164 if (rxvt_Gr_Displayed (aR))
1165 rxvt_Gr_scroll (aR_ 0);
1166#endif
1167
1168 rxvt_selection_check (aR_ 1); 1198 selection_check (1);
1169 1199
1170 R->screen.flags &= ~Screen_WrapNext; 1200 line_t &line = ROW(screen.cur.row);
1171 1201
1172 row = R->TermWin.saveLines + R->screen.cur.row;
1173 switch (mode) 1202 switch (mode)
1174 { 1203 {
1175 case 0: /* erase to end of line */ 1204 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1205 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1206 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1207 min_it (line.l, col);
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1208 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1209 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1210 CLEAR_SELECTION ();
1182 break; 1211 break;
1183 case 1: /* erase to beginning of line */ 1212 case 1: /* erase to beginning of line */
1184 col = 0; 1213 col = 0;
1185 num = R->screen.cur.col + 1; 1214 num = screen.cur.col + 1;
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1215 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1216 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1217 CLEAR_SELECTION ();
1189 break; 1218 break;
1190 case 2: /* erase whole line */ 1219 case 2: /* erase whole line */
1191 col = 0; 1220 col = 0;
1192 num = R->TermWin.ncol; 1221 num = ncol;
1193 R->screen.tlen[row] = 0; 1222 line.l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1223 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1224 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1225 CLEAR_SELECTION ();
1197 break; 1226 break;
1198 default: 1227 default:
1199 return; 1228 return;
1200 } 1229 }
1201 1230
1202 if (R->screen.text[row]) 1231 scr_blank_line (line, col, num, rstyle);
1203 R->scr_blank_line (&(R->screen.text[row][col]),
1204 &(R->screen.rend[row][col]), num, R->rstyle);
1205 else
1206 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1207} 1232}
1208 1233
1209/* ------------------------------------------------------------------------- */ 1234/* ------------------------------------------------------------------------- */
1210/* 1235/*
1211 * Erase part of whole of the screen 1236 * Erase part of whole of the screen
1212 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1237 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1213 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1238 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1239 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1240 */
1216/* EXTPROTO */
1217void 1241void
1218rxvt_scr_erase_screen(pR_ int mode) 1242rxvt_term::scr_erase_screen (int mode)
1219{ 1243{
1220 int num; 1244 int num;
1221 int32_t row, row_offset; 1245 int32_t row;
1222 rend_t ren; 1246 rend_t ren;
1223 XGCValues gcvalue; 1247 XGCValues gcvalue;
1224 1248
1225 R->want_refresh = 1; 1249 want_refresh = 1;
1226 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1227 ZERO_SCROLLBACK(R); 1250 ZERO_SCROLLBACK ();
1228 row_offset = (int32_t)R->TermWin.saveLines;
1229 1251
1230 switch (mode) { 1252 switch (mode)
1253 {
1231 case 0: /* erase to end of screen */ 1254 case 0: /* erase to end of screen */
1232 rxvt_selection_check(aR_ 1); 1255 selection_check (1);
1233 rxvt_scr_erase_line(aR_ 0); 1256 scr_erase_line (0);
1234 row = R->screen.cur.row + 1; /* possible OOB */ 1257 row = screen.cur.row + 1; /* possible OOB */
1235 num = R->TermWin.nrow - row; 1258 num = nrow - row;
1236 break; 1259 break;
1237 case 1: /* erase to beginning of screen */ 1260 case 1: /* erase to beginning of screen */
1238 rxvt_selection_check(aR_ 3); 1261 selection_check (3);
1239 rxvt_scr_erase_line(aR_ 1); 1262 scr_erase_line (1);
1240 row = 0; 1263 row = 0;
1241 num = R->screen.cur.row; 1264 num = screen.cur.row;
1242 break; 1265 break;
1243 case 2: /* erase whole screen */ 1266 case 2: /* erase whole screen */
1244 rxvt_selection_check(aR_ 3); 1267 selection_check (3);
1245#ifdef RXVT_GRAPHICS
1246 rxvt_Gr_ClearScreen(aR);
1247#endif
1248 row = 0; 1268 row = 0;
1249 num = R->TermWin.nrow; 1269 num = nrow;
1250 break; 1270 break;
1251 default: 1271 default:
1252 return; 1272 return;
1253 } 1273 }
1254 R->refresh_type |= REFRESH_BOUNDS; 1274
1255 if (R->selection.op && R->current_screen == R->selection.screen 1275 if (selection.op && current_screen == selection.screen
1256 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1276 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1257 || (R->selection.end.row >= row 1277 || (selection.end.row >= row
1258 && R->selection.end.row <= row + num))) 1278 && selection.end.row <= row + num)))
1259 CLEAR_SELECTION(R); 1279 CLEAR_SELECTION ();
1280
1260 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1281 if (row >= nrow) /* Out Of Bounds */
1261 return; 1282 return;
1262 MIN_IT(num, (R->TermWin.nrow - row)); 1283
1284 min_it (num, nrow - row);
1285
1263 if (R->rstyle & (RS_RVid | RS_Uline)) 1286 if (rstyle & (RS_RVid | RS_Uline))
1264 ren = (rend_t) ~RS_None; 1287 ren = (rend_t) ~RS_None;
1265 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1288 else if (GET_BASEBG (rstyle) == Color_bg)
1289 {
1266 ren = DEFAULT_RSTYLE; 1290 ren = DEFAULT_RSTYLE;
1267 CLEAR_ROWS(row, num); 1291 CLEAR_ROWS (row, num);
1268 } else { 1292 }
1293 else
1294 {
1269 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1295 ren = rstyle & (RS_fgMask | RS_bgMask);
1270 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1296 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1271 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1297 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1272 ERASE_ROWS(row, num); 1298 ERASE_ROWS (row, num);
1273 gcvalue.foreground = R->PixColors[Color_fg]; 1299 gcvalue.foreground = pix_colors[Color_fg];
1274 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1300 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1275 } 1301 }
1302
1276 for (; num--; row++) { 1303 for (; num--; row++)
1277 R->scr_blank_screen_mem (R->screen.text, R->screen.rend,
1278 (unsigned int)(row + row_offset), R->rstyle);
1279 R->screen.tlen[row + row_offset] = 0;
1280 R->scr_blank_line (R->drawn_text[row], R->drawn_rend[row],
1281 (unsigned int)R->TermWin.ncol, ren);
1282 } 1304 {
1305 ROW (row).l = 0;
1306 scr_blank_screen_mem (ROW (row), rstyle);
1307 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1308 }
1283} 1309}
1310
1311#if ENABLE_FRILLS
1312void
1313rxvt_term::scr_erase_savelines ()
1314{
1315 want_refresh = 1;
1316 ZERO_SCROLLBACK ();
1317
1318 nsaved = 0;
1319}
1320#endif
1284 1321
1285/* ------------------------------------------------------------------------- */ 1322/* ------------------------------------------------------------------------- */
1286/* 1323/*
1287 * Fill the screen with `E's 1324 * Fill the screen with `E's
1288 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1325 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1289 */ 1326 */
1290/* EXTPROTO */
1291void 1327void
1292rxvt_scr_E(pR) 1328rxvt_term::scr_E ()
1293{ 1329{
1294 int i, j, k; 1330 rend_t fs;
1295 rend_t *r1, fs;
1296 1331
1297 R->want_refresh = 1; 1332 want_refresh = 1;
1298 R->num_scr_allow = 0;
1299 ZERO_SCROLLBACK(R); 1333 ZERO_SCROLLBACK ();
1334
1335 num_scr_allow = 0;
1300 rxvt_selection_check(aR_ 3); 1336 selection_check (3);
1301 1337
1302 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1338 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1303 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1339 for (int row = nrow; row--; )
1304 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1340 {
1305 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1341 line_t &line = ROW(row);
1306 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1342
1343 fill_text (line.t, 'E', ncol);
1344 rend_t *r1 = line.r;
1345
1346 for (int j = ncol; j--; )
1307 *r1++ = fs; 1347 *r1++ = fs;
1348
1349 line.l = ncol; /* make the `E's selectable */
1308 } 1350 }
1309} 1351}
1310 1352
1311/* ------------------------------------------------------------------------- */ 1353/* ------------------------------------------------------------------------- */
1312/* 1354/*
1313 * Insert/Delete <count> lines 1355 * Insert/Delete <count> lines
1314 */ 1356 */
1315/* EXTPROTO */
1316void 1357void
1317rxvt_scr_insdel_lines(pR_ int count, int insdel) 1358rxvt_term::scr_insdel_lines (int count, int insdel)
1318{ 1359{
1319 int end; 1360 int end;
1320 1361
1321 ZERO_SCROLLBACK(R); 1362 ZERO_SCROLLBACK ();
1322 1363
1323#ifdef RXVT_GRAPHICS
1324 if (rxvt_Gr_Displayed(aR))
1325 rxvt_Gr_scroll(aR_ 0);
1326#endif
1327
1328 rxvt_selection_check(aR_ 1); 1364 selection_check (1);
1329 1365
1330 if (R->screen.cur.row > R->screen.bscroll) 1366 if (screen.cur.row > screen.bscroll)
1367 return;
1368
1369 end = screen.bscroll - screen.cur.row + 1;
1370 if (count > end)
1371 {
1372 if (insdel == DELETE)
1331 return; 1373 return;
1332
1333 end = R->screen.bscroll - R->screen.cur.row + 1;
1334 if (count > end) {
1335 if (insdel == DELETE)
1336 return;
1337 else if (insdel == INSERT) 1374 else if (insdel == INSERT)
1338 count = end; 1375 count = end;
1339 } 1376 }
1340 R->screen.flags &= ~Screen_WrapNext;
1341 1377
1378 scr_do_wrap ();
1379
1342 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1380 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1343} 1381}
1344 1382
1345/* ------------------------------------------------------------------------- */ 1383/* ------------------------------------------------------------------------- */
1346/* 1384/*
1347 * Insert/Delete <count> characters from the current position 1385 * Insert/Delete <count> characters from the current position
1348 */ 1386 */
1349/* EXTPROTO */
1350void 1387void
1351rxvt_scr_insdel_chars(pR_ int count, int insdel) 1388rxvt_term::scr_insdel_chars (int count, int insdel)
1352{ 1389{
1353 int col, row; 1390 int col, row;
1354 rend_t tr; 1391 rend_t tr;
1355 text_t *stp;
1356 rend_t *srp;
1357 int16_t *slp;
1358 1392
1359 R->want_refresh = 1; 1393 want_refresh = 1;
1360 ZERO_SCROLLBACK(R); 1394 ZERO_SCROLLBACK ();
1361 1395
1362#ifdef RXVT_GRAPHICS
1363 if (rxvt_Gr_Displayed(aR))
1364 rxvt_Gr_scroll(aR_ 0);
1365#endif
1366
1367 if (count <= 0) 1396 if (count <= 0)
1368 return; 1397 return;
1369 1398
1399 scr_do_wrap ();
1400
1370 rxvt_selection_check(aR_ 1); 1401 selection_check (1);
1371 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1402 min_it (count, ncol - screen.cur.col);
1372 1403
1373 row = R->screen.cur.row + R->TermWin.saveLines; 1404 row = screen.cur.row;
1374 R->screen.flags &= ~Screen_WrapNext;
1375 1405
1376 stp = R->screen.text[row]; 1406 line_t *line = &ROW(row);
1377 srp = R->screen.rend[row]; 1407
1378 slp = &(R->screen.tlen[row]);
1379 switch (insdel) { 1408 switch (insdel)
1409 {
1380 case INSERT: 1410 case INSERT:
1381 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1411 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1382 col--) { 1412 {
1383 stp[col] = stp[col - count]; 1413 line->t[col] = line->t[col - count];
1384 srp[col] = srp[col - count]; 1414 line->r[col] = line->r[col - count];
1385 } 1415 }
1386 if (*slp != -1) { 1416
1417 if (!line->is_longer ())
1418 {
1387 *slp += count; 1419 line->l += count;
1388 MIN_IT(*slp, R->TermWin.ncol); 1420 min_it (line->l, ncol);
1389 } 1421 }
1422
1390 if (R->selection.op && R->current_screen == R->selection.screen 1423 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1424 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1425 {
1392 if (R->selection.end.row != R->screen.cur.row 1426 if (selection.end.row != screen.cur.row
1393 || (R->selection.end.col + count >= R->TermWin.ncol)) 1427 || (selection.end.col + count >= ncol))
1394 CLEAR_SELECTION(R); 1428 CLEAR_SELECTION ();
1429 else
1395 else { /* shift selection */ 1430 { /* shift selection */
1396 R->selection.beg.col += count; 1431 selection.beg.col += count;
1397 R->selection.mark.col += count; /* XXX: yes? */ 1432 selection.mark.col += count; /* XXX: yes? */
1398 R->selection.end.col += count; 1433 selection.end.col += count;
1399 } 1434 }
1400 } 1435 }
1401 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1436
1402 (unsigned int)count, R->rstyle); 1437 scr_blank_line (*line, screen.cur.col, count, rstyle);
1403 break; 1438 break;
1439
1404 case ERASE: 1440 case ERASE:
1405 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1441 screen.cur.col += count; /* don't worry if > ncol */
1406 rxvt_selection_check(aR_ 1); 1442 selection_check (1);
1407 R->screen.cur.col -= count; 1443 screen.cur.col -= count;
1408 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1444 scr_blank_line (*line, screen.cur.col, count, rstyle);
1409 (unsigned int)count, R->rstyle);
1410 break; 1445 break;
1446
1411 case DELETE: 1447 case DELETE:
1412 tr = srp[R->TermWin.ncol - 1]
1413 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1448 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1449
1414 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1450 for (col = screen.cur.col; (col + count) < ncol; col++)
1451 {
1415 stp[col] = stp[col + count]; 1452 line->t[col] = line->t[col + count];
1416 srp[col] = srp[col + count]; 1453 line->r[col] = line->r[col + count];
1454 }
1455
1456 scr_blank_line (*line, ncol - count, count, tr);
1457
1458 if (line->is_longer ()) /* break line continuation */
1459 line->l = ncol;
1417 } 1460
1418 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1461 line->l = max (line->l - count, 0);
1419 &(srp[R->TermWin.ncol - count]), 1462
1420 (unsigned int)count, tr);
1421 if (*slp == -1) /* break line continuation */
1422 *slp = R->TermWin.ncol;
1423 *slp -= count;
1424 MAX_IT(*slp, 0);
1425 if (R->selection.op && R->current_screen == R->selection.screen 1463 if (selection.op && current_screen == selection.screen
1426 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1464 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1465 {
1427 if (R->selection.end.row != R->screen.cur.row 1466 if (selection.end.row != screen.cur.row
1428 || (R->screen.cur.col >= R->selection.beg.col - count) 1467 || (screen.cur.col >= selection.beg.col - count)
1429 || R->selection.end.col >= R->TermWin.ncol) 1468 || selection.end.col >= ncol)
1430 CLEAR_SELECTION(R); 1469 CLEAR_SELECTION ();
1431 else { 1470 else
1471 {
1432 /* shift selection */ 1472 /* shift selection */
1433 R->selection.beg.col -= count; 1473 selection.beg.col -= count;
1434 R->selection.mark.col -= count; /* XXX: yes? */ 1474 selection.mark.col -= count; /* XXX: yes? */
1435 R->selection.end.col -= count; 1475 selection.end.col -= count;
1436 } 1476 }
1437 } 1477 }
1478
1438 break; 1479 break;
1439 } 1480 }
1440} 1481}
1441 1482
1442/* ------------------------------------------------------------------------- */ 1483/* ------------------------------------------------------------------------- */
1443/* 1484/*
1444 * Set the scrolling region 1485 * Set the scrolling region
1445 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1486 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1446 */ 1487 */
1447/* EXTPROTO */
1448void 1488void
1449rxvt_scr_scroll_region(pR_ int top, int bot) 1489rxvt_term::scr_scroll_region (int top, int bot)
1450{ 1490{
1451 MAX_IT(top, 0); 1491 max_it (top, 0);
1452 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1492 min_it (bot, nrow - 1);
1493
1453 if (top > bot) 1494 if (top > bot)
1454 return; 1495 return;
1496
1455 R->screen.tscroll = top; 1497 screen.tscroll = top;
1456 R->screen.bscroll = bot; 1498 screen.bscroll = bot;
1457 rxvt_scr_gotorc(aR_ 0, 0, 0); 1499 scr_gotorc (0, 0, 0);
1458} 1500}
1459 1501
1460/* ------------------------------------------------------------------------- */ 1502/* ------------------------------------------------------------------------- */
1461/* 1503/*
1462 * Make the cursor visible/invisible 1504 * Make the cursor visible/invisible
1463 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1505 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1464 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1506 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1465 */ 1507 */
1466/* EXTPROTO */
1467void 1508void
1468rxvt_scr_cursor_visible(pR_ int mode) 1509rxvt_term::scr_cursor_visible (int mode)
1469{ 1510{
1470 R->want_refresh = 1; 1511 want_refresh = 1;
1512
1471 if (mode) 1513 if (mode)
1472 R->screen.flags |= Screen_VisibleCursor; 1514 screen.flags |= Screen_VisibleCursor;
1473 else 1515 else
1474 R->screen.flags &= ~Screen_VisibleCursor; 1516 screen.flags &= ~Screen_VisibleCursor;
1475} 1517}
1476 1518
1477/* ------------------------------------------------------------------------- */ 1519/* ------------------------------------------------------------------------- */
1478/* 1520/*
1479 * Set/unset automatic wrapping 1521 * Set/unset automatic wrapping
1480 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1522 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1481 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1523 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1482 */ 1524 */
1483/* EXTPROTO */
1484void 1525void
1485rxvt_scr_autowrap(pR_ int mode) 1526rxvt_term::scr_autowrap (int mode)
1486{ 1527{
1487 if (mode) 1528 if (mode)
1488 R->screen.flags |= Screen_Autowrap; 1529 screen.flags |= Screen_Autowrap;
1489 else 1530 else
1490 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1531 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1491} 1532}
1492 1533
1493/* ------------------------------------------------------------------------- */ 1534/* ------------------------------------------------------------------------- */
1494/* 1535/*
1495 * Set/unset margin origin mode 1536 * Set/unset margin origin mode
… …
1498 * Relative mode: line numbers are relative to top margin of scrolling region 1539 * Relative mode: line numbers are relative to top margin of scrolling region
1499 * and the cursor cannot be moved outside. 1540 * and the cursor cannot be moved outside.
1500 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1541 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1501 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1542 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1502 */ 1543 */
1503/* EXTPROTO */
1504void 1544void
1505rxvt_scr_relative_origin(pR_ int mode) 1545rxvt_term::scr_relative_origin (int mode)
1506{ 1546{
1507 if (mode) 1547 if (mode)
1508 R->screen.flags |= Screen_Relative; 1548 screen.flags |= Screen_Relative;
1509 else 1549 else
1510 R->screen.flags &= ~Screen_Relative; 1550 screen.flags &= ~Screen_Relative;
1551
1511 rxvt_scr_gotorc(aR_ 0, 0, 0); 1552 scr_gotorc (0, 0, 0);
1512} 1553}
1513 1554
1514/* ------------------------------------------------------------------------- */ 1555/* ------------------------------------------------------------------------- */
1515/* 1556/*
1516 * Set insert/replace mode 1557 * Set insert/replace mode
1517 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1558 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1518 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1559 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1519 */ 1560 */
1520/* EXTPROTO */
1521void 1561void
1522rxvt_scr_insert_mode(pR_ int mode) 1562rxvt_term::scr_insert_mode (int mode)
1523{ 1563{
1524 if (mode) 1564 if (mode)
1525 R->screen.flags |= Screen_Insert; 1565 screen.flags |= Screen_Insert;
1526 else 1566 else
1527 R->screen.flags &= ~Screen_Insert; 1567 screen.flags &= ~Screen_Insert;
1528} 1568}
1529 1569
1530/* ------------------------------------------------------------------------- */ 1570/* ------------------------------------------------------------------------- */
1531/* 1571/*
1532 * Set/Unset tabs 1572 * Set/Unset tabs
1533 * XTERM_SEQ: Set tab at current column : ESC H 1573 * XTERM_SEQ: Set tab at current column : ESC H
1534 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1574 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1535 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1575 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1536 */ 1576 */
1537/* EXTPROTO */
1538void 1577void
1539rxvt_scr_set_tab(pR_ int mode) 1578rxvt_term::scr_set_tab (int mode)
1540{ 1579{
1541 if (mode < 0) 1580 if (mode < 0)
1542 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1581 memset (tabs, 0, ncol * sizeof (char));
1543 else if (R->screen.cur.col < R->TermWin.ncol) 1582 else if (screen.cur.col < ncol)
1544 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1583 tabs[screen.cur.col] = (mode ? 1 : 0);
1545} 1584}
1546 1585
1547/* ------------------------------------------------------------------------- */ 1586/* ------------------------------------------------------------------------- */
1548/* 1587/*
1549 * Set reverse/normal video 1588 * Set reverse/normal video
1550 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1589 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1551 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1590 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1552 */ 1591 */
1553/* EXTPROTO */
1554void 1592void
1555rxvt_scr_rvideo_mode(pR_ int mode) 1593rxvt_term::scr_rvideo_mode (int mode)
1556{ 1594{
1557 XGCValues gcvalue; 1595 XGCValues gcvalue;
1558 1596
1559 if (R->rvideo != mode) { 1597 if (rvideo != mode)
1598 {
1560 R->rvideo = mode; 1599 rvideo = mode;
1561 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1600 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1562#if defined(XPM_BACKGROUND) 1601#if XPM_BACKGROUND
1563 if (R->bgPixmap.pixmap == None) 1602 if (bgPixmap.pixmap == None)
1564#endif 1603#endif
1565#if defined(TRANSPARENT) 1604#if TRANSPARENT
1566 if (!(R->Options & Opt_transparent) || R->am_transparent == 0) 1605 if (! OPTION (Opt_transparent) || am_transparent == 0)
1567#endif 1606#endif
1568 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 1607 XSetWindowBackground (display->display, vt,
1569 R->PixColors[Color_bg]); 1608 pix_colors[Color_bg]);
1570 1609
1571 gcvalue.foreground = R->PixColors[Color_fg]; 1610 gcvalue.foreground = pix_colors[Color_fg];
1572 gcvalue.background = R->PixColors[Color_bg]; 1611 gcvalue.background = pix_colors[Color_bg];
1573 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1612 XChangeGC (display->display, gc, GCBackground | GCForeground,
1574 &gcvalue); 1613 &gcvalue);
1575 rxvt_scr_clear(aR); 1614 scr_clear ();
1576 rxvt_scr_touch(aR_ True); 1615 scr_touch (true);
1577 } 1616 }
1578} 1617}
1579 1618
1580/* ------------------------------------------------------------------------- */ 1619/* ------------------------------------------------------------------------- */
1581/* 1620/*
1582 * Report current cursor position 1621 * Report current cursor position
1583 * XTERM_SEQ: Report position: ESC [ 6 n 1622 * XTERM_SEQ: Report position: ESC [ 6 n
1584 */ 1623 */
1585/* EXTPROTO */
1586void 1624void
1587rxvt_scr_report_position(pR) 1625rxvt_term::scr_report_position ()
1588{ 1626{
1589 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1627 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1590} 1628}
1591 1629
1592/* ------------------------------------------------------------------------- * 1630/* ------------------------------------------------------------------------- *
1593 * FONTS * 1631 * FONTS *
1594 * ------------------------------------------------------------------------- */ 1632 * ------------------------------------------------------------------------- */
1595 1633
1596/* 1634/*
1597 * Set font style 1635 * Set font style
1598 */ 1636 */
1599/* INTPROTO */
1600void 1637void
1601rxvt_set_font_style(pR) 1638rxvt_term::set_font_style ()
1602{ 1639{
1603 switch (R->charsets[R->screen.charset]) { 1640 switch (charsets[screen.charset])
1641 {
1604 case '0': /* DEC Special Character & Line Drawing Set */ 1642 case '0': /* DEC Special Character & Line Drawing Set */
1605 break; 1643 break;
1606 case 'A': /* United Kingdom (UK) */ 1644 case 'A': /* United Kingdom (UK) */
1607 break; 1645 break;
1608 case 'B': /* United States (USASCII) */ 1646 case 'B': /* United States (USASCII) */
1609 break; 1647 break;
1610 case '<': /* Multinational character set */ 1648 case '<': /* Multinational character set */
1611 break; 1649 break;
1612 case '5': /* Finnish character set */ 1650 case '5': /* Finnish character set */
1613 break; 1651 break;
1614 case 'C': /* Finnish character set */ 1652 case 'C': /* Finnish character set */
1615 break; 1653 break;
1616 case 'K': /* German character set */ 1654 case 'K': /* German character set */
1617 break; 1655 break;
1618 } 1656 }
1619} 1657}
1620 1658
1621/* ------------------------------------------------------------------------- */ 1659/* ------------------------------------------------------------------------- */
… …
1624 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1662 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1625 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1663 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1626 * XTERM_SEQ: Invoke G2 character set: ESC N 1664 * XTERM_SEQ: Invoke G2 character set: ESC N
1627 * XTERM_SEQ: Invoke G3 character set: ESC O 1665 * XTERM_SEQ: Invoke G3 character set: ESC O
1628 */ 1666 */
1629/* EXTPROTO */
1630void 1667void
1631rxvt_scr_charset_choose(pR_ int set) 1668rxvt_term::scr_charset_choose (int set)
1632{ 1669{
1633 R->screen.charset = set; 1670 screen.charset = set;
1634 rxvt_set_font_style(aR); 1671 set_font_style ();
1635} 1672}
1636 1673
1637/* ------------------------------------------------------------------------- */ 1674/* ------------------------------------------------------------------------- */
1638/* 1675/*
1639 * Set a font 1676 * Set a font
… …
1641 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1678 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1642 * XTERM_SEQ: Set G2 character set: ESC * <C> 1679 * XTERM_SEQ: Set G2 character set: ESC * <C>
1643 * XTERM_SEQ: Set G3 character set: ESC + <C> 1680 * XTERM_SEQ: Set G3 character set: ESC + <C>
1644 * See set_font_style for possible values for <C> 1681 * See set_font_style for possible values for <C>
1645 */ 1682 */
1646/* EXTPROTO */
1647void 1683void
1648rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1684rxvt_term::scr_charset_set (int set, unsigned int ch)
1649{ 1685{
1650 R->charsets[set] = (unsigned char)ch; 1686 charsets[set] = (unsigned char)ch;
1651 rxvt_set_font_style(aR); 1687 set_font_style ();
1652} 1688}
1653 1689
1654
1655/* ------------------------------------------------------------------------- *
1656 * GRAPHICS COLOURS *
1657 * ------------------------------------------------------------------------- */
1658
1659#ifdef RXVT_GRAPHICS
1660/* EXTPROTO */
1661int
1662rxvt_scr_get_fgcolor(pR)
1663{
1664 return GET_FGCOLOR(R->rstyle);
1665}
1666
1667/* ------------------------------------------------------------------------- */
1668/* EXTPROTO */
1669int
1670rxvt_scr_get_bgcolor(pR)
1671{
1672 return GET_BGCOLOR(R->rstyle);
1673}
1674#endif
1675 1690
1676/* ------------------------------------------------------------------------- * 1691/* ------------------------------------------------------------------------- *
1677 * MAJOR SCREEN MANIPULATION * 1692 * MAJOR SCREEN MANIPULATION *
1678 * ------------------------------------------------------------------------- */ 1693 * ------------------------------------------------------------------------- */
1679 1694
1680/* 1695/*
1696 * refresh matching text.
1697 */
1698bool
1699rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1700{
1701 bool found = false;
1702
1703 for (int i = 0; i < nrow; i++)
1704 {
1705 int col = 0;
1706 rend_t *drp = drawn_buf[i].r;
1707
1708 for (; col < ncol; col++, drp++)
1709 if ((*drp & mask) == value)
1710 {
1711 found = true;
1712 *drp = ~value;
1713 }
1714 }
1715
1716 return found;
1717}
1718
1719/*
1681 * Refresh an area 1720 * Refresh an area
1682 */ 1721 */
1683enum { 1722enum {
1684 PART_BEG = 0, 1723 PART_BEG = 0,
1685 PART_END, 1724 PART_END,
1686 RC_COUNT 1725 RC_COUNT
1687}; 1726};
1688 1727
1689/* EXTPROTO */
1690void 1728void
1691rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1729rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1692{ 1730{
1693 int i; 1731 int i;
1694 row_col_t rc[RC_COUNT]; 1732 row_col_t rc[RC_COUNT];
1695 1733
1696 if (R->drawn_text == NULL) /* sanity check */ 1734 if (!drawn_buf) /* sanity check */
1697 return; 1735 return;
1698 1736
1699#ifdef DEBUG_STRICT 1737#ifndef NO_SLOW_LINK_SUPPORT
1700 x = max(x, (int)R->TermWin.int_bwidth); 1738 if (refresh_type == FAST_REFRESH && !display->is_local)
1701 x = min(x, (int)R->TermWin.width); 1739 {
1702 y = max(y, (int)R->TermWin.int_bwidth); 1740 y = 0;
1703 y = min(y, (int)R->TermWin.height); 1741 eheight = height;
1742 }
1704#endif 1743#endif
1705 1744
1706/* round down */ 1745 /* round down */
1707 rc[PART_BEG].col = Pixel2Col(x); 1746 rc[PART_BEG].col = Pixel2Col (x);
1708 rc[PART_BEG].row = Pixel2Row(y); 1747 rc[PART_BEG].row = Pixel2Row (y);
1709/* round up */ 1748 /* round up */
1710 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1749 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1711 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1750 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1712 1751
1713/* sanity checks */ 1752 /* sanity checks */
1714 for (i = PART_BEG; i < RC_COUNT; i++) { 1753 for (i = PART_BEG; i < RC_COUNT; i++)
1715 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1716 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1717 } 1754 {
1755 min_it (rc[i].col, ncol - 1);
1756 min_it (rc[i].row, nrow - 1);
1757 }
1718 1758
1719 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1720
1721 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1759 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1722 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1760 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1723 (rc[PART_END].col - rc[PART_BEG].col + 1));
1724 1761
1725 if (refresh) 1762 if (refresh)
1726 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1763 scr_refresh (SLOW_REFRESH);
1727} 1764}
1728 1765
1729/* ------------------------------------------------------------------------- */ 1766/* ------------------------------------------------------------------------- */
1730/* 1767/*
1731 * Refresh the entire screen 1768 * Refresh the entire screen
1732 */ 1769 */
1733/* EXTPROTO */
1734void 1770void
1735rxvt_scr_touch(pR_ Bool refresh) 1771rxvt_term::scr_touch (bool refresh)
1736{ 1772{
1737 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1773 scr_expose (0, 0, width, height, refresh);
1738} 1774}
1739 1775
1740/* ------------------------------------------------------------------------- */ 1776/* ------------------------------------------------------------------------- */
1741/* 1777/*
1742 * Move the display so that the line represented by scrollbar value Y is at 1778 * Move the display so that the line represented by scrollbar value Y is at
1743 * the top of the screen 1779 * the top of the screen
1744 */ 1780 */
1745/* EXTPROTO */
1746int 1781int
1747rxvt_scr_move_to(pR_ int y, int len) 1782rxvt_term::scr_move_to (int y, int len)
1748{ 1783{
1749 long p = 0; 1784 long p = 0;
1750 uint16_t oldviewstart; 1785 unsigned int oldviewstart;
1751 1786
1752 oldviewstart = R->TermWin.view_start; 1787 oldviewstart = view_start;
1788
1753 if (y < len) { 1789 if (y < len)
1754 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len; 1790 {
1791 p = (nrow + nsaved) * (len - y) / len;
1755 p -= (long)(R->TermWin.nrow - 1); 1792 p -= (long) (nrow - 1);
1756 p = max(p, 0); 1793 p = max (p, 0);
1757 } 1794 }
1758 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1759 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1760 1795
1796 view_start = (unsigned int)min (p, nsaved);
1797
1761 return rxvt_scr_changeview(aR_ oldviewstart); 1798 return scr_changeview (oldviewstart);
1762} 1799}
1763 1800
1764/* ------------------------------------------------------------------------- */ 1801/* ------------------------------------------------------------------------- */
1765/* 1802/*
1766 * Page the screen up/down nlines 1803 * Page the screen up/down nlines
1767 * direction should be UP or DN 1804 * direction should be UP or DN
1768 */ 1805 */
1769/* EXTPROTO */
1770int 1806int
1771rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1807rxvt_term::scr_page (enum page_dirn direction, int nlines)
1772{ 1808{
1773 int n; 1809 int n;
1774 uint16_t oldviewstart; 1810 unsigned int oldviewstart;
1775 1811
1776 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1777#ifdef DEBUG_STRICT
1778 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1779#endif
1780 oldviewstart = R->TermWin.view_start; 1812 oldviewstart = view_start;
1813
1781 if (direction == UP) { 1814 if (direction == UP)
1815 {
1782 n = R->TermWin.view_start + nlines; 1816 n = view_start + nlines;
1783 R->TermWin.view_start = min(n, R->TermWin.nscrolled); 1817 view_start = min (n, nsaved);
1784 } else { 1818 }
1819 else
1820 {
1785 n = R->TermWin.view_start - nlines; 1821 n = view_start - nlines;
1786 R->TermWin.view_start = max(n, 0); 1822 view_start = max (n, 0);
1787 } 1823 }
1824
1788 return rxvt_scr_changeview(aR_ oldviewstart); 1825 return scr_changeview (oldviewstart);
1789} 1826}
1790 1827
1791/* INTPROTO */
1792int 1828int
1793rxvt_scr_changeview(pR_ uint16_t oldviewstart) 1829rxvt_term::scr_changeview (unsigned int oldviewstart)
1794{ 1830{
1831 PERL_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1832
1795 if (R->TermWin.view_start != oldviewstart) { 1833 if (view_start != oldviewstart)
1834 {
1796 R->want_refresh = 1; 1835 want_refresh = 1;
1797#ifdef RXVT_GRAPHICS
1798 if (rxvt_Gr_Displayed(aR))
1799 rxvt_Gr_scroll(aR_ 0);
1800#endif
1801 R->num_scr -= (R->TermWin.view_start - oldviewstart); 1836 num_scr -= (view_start - oldviewstart);
1802 } 1837 }
1838
1803 return (int)(R->TermWin.view_start - oldviewstart); 1839 return (int) (view_start - oldviewstart);
1804} 1840}
1805 1841
1806/* ------------------------------------------------------------------------- */ 1842/* ------------------------------------------------------------------------- */
1807/* EXTPROTO */
1808void 1843void
1809rxvt_scr_bell(pR) 1844rxvt_term::scr_bell ()
1810{ 1845{
1811#ifndef NO_BELL 1846#ifndef NO_BELL
1847
1812# ifndef NO_MAPALERT 1848# ifndef NO_MAPALERT
1813# ifdef MAPALERT_OPTION 1849# ifdef MAPALERT_OPTION
1814 if (R->Options & Opt_mapAlert) 1850 if (OPTION (Opt_mapAlert))
1815# endif 1851# endif
1816 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1852 XMapWindow (display->display, parent[0]);
1817# endif 1853# endif
1818 if (R->Options & Opt_visualBell) { 1854
1855 if (OPTION (Opt_visualBell))
1856 {
1819 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1857 scr_rvideo_mode (!rvideo); /* refresh also done */
1858 rxvt_usleep (VISUAL_BELL_DURATION);
1820 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1859 scr_rvideo_mode (!rvideo); /* refresh also done */
1860 }
1821 } else 1861 else
1822 XBell(R->Xdisplay, 0); 1862 XBell (display->display, 0);
1863
1823#endif 1864#endif
1824} 1865}
1825 1866
1826/* ------------------------------------------------------------------------- */ 1867/* ------------------------------------------------------------------------- */
1827/* ARGSUSED */ 1868/* ARGSUSED */
1828/* EXTPROTO */
1829void 1869void
1830rxvt_scr_printscreen(pR_ int fullhist) 1870rxvt_term::scr_printscreen (int fullhist)
1831{ 1871{
1832#ifdef PRINTPIPE 1872#ifdef PRINTPIPE
1833 int i, r1, nrows, row_offset; 1873 int nrows, row_start;
1834 text_t *t; 1874 FILE *fd;
1835 FILE *fd;
1836 1875
1837 if ((fd = rxvt_popen_printer(aR)) == NULL) 1876 if ((fd = popen_printer ()) == NULL)
1838 return; 1877 return;
1839 nrows = R->TermWin.nrow; 1878
1840 row_offset = R->TermWin.saveLines;
1841 if (!fullhist) 1879 if (fullhist)
1842 row_offset -= R->TermWin.view_start;
1843 else {
1844 nrows += R->TermWin.nscrolled;
1845 row_offset -= R->TermWin.nscrolled;
1846 } 1880 {
1881 nrows = nrow + nsaved;
1882 row_start = -nsaved;
1883 }
1884 else
1885 {
1886 nrows = nrow;
1887 row_start = -view_start;
1888 }
1847 1889
1890 wctomb (0, 0);
1891
1848 for (r1 = 0; r1 < nrows; r1++) { 1892 for (int r1 = 0; r1 < nrows; r1++)
1849 t = R->screen.text[r1 + row_offset];
1850 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1851 if (!isspace(t[i]))
1852 break;
1853 fprintf(fd, "%.*s\n", (i + 1), t);
1854 } 1893 {
1894 text_t *tp = ROW(r1).t;
1895 int len = ROW(r1).l;
1896
1897 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1898 {
1899 char mb[MB_LEN_MAX];
1900 text_t t = *tp++;
1901 if (t == NOCHAR)
1902 continue;
1903
1904 len = wctomb (mb, t);
1905
1906 if (len <= 0)
1907 {
1908 mb[0] = ' ';
1909 len = 1;
1910 }
1911
1912 fwrite (mb, 1, len, fd);
1913 }
1914
1915 fputc ('\n', fd);
1916 }
1917
1855 rxvt_pclose_printer(fd); 1918 pclose_printer (fd);
1856#endif 1919#endif
1857} 1920}
1858 1921
1859/* ------------------------------------------------------------------------- */ 1922/* ------------------------------------------------------------------------- */
1860/* 1923/*
1861 * Refresh the screen 1924 * Refresh the screen
1862 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1925 * drawn_text/drawn_rend contain the screen information before the update.
1863 * R->screen.text/R->screen.rend contain what the screen will change to. 1926 * screen.text/screen.rend contain what the screen will change to.
1864 */ 1927 */
1865
1866#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD)
1867# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink))
1868# define MONO_BOLD_FG(x, fg) MONO_BOLD(x)
1869#else
1870# define MONO_BOLD(x) \
1871 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1872# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1873#endif
1874
1875#define FONT_WIDTH(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1877#define FONT_RBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1879#define FONT_LBEAR(X, Y) \
1880 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1881#define IS_FONT_CHAR(X, Y) \
1882 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1883
1884/* EXTPROTO */
1885void 1928void
1886rxvt_scr_refresh(pR_ unsigned char refresh_type) 1929rxvt_term::scr_refresh (unsigned char refresh_type)
1887{ 1930{
1888 unsigned char clearfirst, /* first character writes before cell */
1889 clearlast, /* last character writes beyond cell */
1890 must_clear, /* use draw_string not draw_image_string */ 1931 unsigned char must_clear, /* use draw_string not draw_image_string */
1891#ifndef NO_BOLDFONT
1892 bfont, /* we've changed font to bold font */
1893#endif
1894 rvid, /* reverse video this position */
1895 wbyte, /* we're in multibyte */
1896 showcursor; /* show the cursor */ 1932 showcursor; /* show the cursor */
1897 int fore, back; /* desired foreground/background */
1898 int16_t col, row, /* column/row we're processing */ 1933 int16_t col, row, /* column/row we're processing */
1899 ocrow; /* old cursor row */ 1934 ocrow; /* old cursor row */
1900 int cursorwidth;
1901 int i, /* tmp */ 1935 int i; /* tmp */
1902 row_offset; /* basic offset in screen structure */
1903#ifndef NO_CURSORCOLOR 1936#ifndef NO_CURSORCOLOR
1904 rend_t cc1; /* store colours at cursor position(s) */ 1937 rend_t cc1; /* store colours at cursor position (s) */
1905 rend_t cc2; /* store colours at cursor position(s) */
1906#endif 1938#endif
1907 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1939 rend_t *crp; // cursor rendition pointer
1908 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1909 char *buffer; /* local copy of R->buffer */
1910 1940
1941 want_refresh = 0; /* screen is current */
1942
1911 if (refresh_type == NO_REFRESH || !R->TermWin.mapped) 1943 if (refresh_type == NO_REFRESH || !mapped)
1912 return; 1944 return;
1913 1945
1914 /* 1946 /*
1915 * A: set up vars 1947 * A: set up vars
1916 */ 1948 */
1917 clearfirst = clearlast = must_clear = wbyte = 0; 1949 must_clear = 0;
1918#ifndef NO_BOLDFONT 1950 refresh_count = 0;
1919 bfont = 0;
1920#endif
1921 1951
1922 if (R->currmaxcol < R->TermWin.ncol) 1952#if XPM_BACKGROUND
1953 must_clear |= bgPixmap.pixmap != None;
1954#endif
1955#if TRANSPARENT
1956 must_clear |= OPTION (Opt_transparent) && am_transparent;
1957#endif
1958 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1959
1960 /*
1961 * B: reverse any characters which are selected
1962 */
1963 scr_reverse_selection ();
1964
1965 /*
1966 * C: set the cursor character (s)
1967 */
1968 {
1969 unsigned char setoldcursor;
1970 rend_t ccol1, /* Cursor colour */
1971 ccol2; /* Cursor colour2 */
1972
1973 showcursor = (screen.flags & Screen_VisibleCursor);
1974#ifdef CURSOR_BLINK
1975 if (hidden_cursor)
1976 showcursor = 0;
1977#endif
1978
1979 if (showcursor)
1923 { 1980 {
1924 R->currmaxcol = R->TermWin.ncol; 1981 int col = screen.cur.col;
1925 R->buffer = (char *)rxvt_realloc (R->buffer,
1926 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1927 }
1928 1982
1929 buffer = R->buffer; 1983 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1930 R->refresh_count = 0; 1984 col--;
1931 1985
1932 row_offset = R->TermWin.saveLines - R->TermWin.view_start; 1986 crp = &ROW(screen.cur.row).r[col];
1933 1987
1934 if ((refresh_type & REFRESH_BOUNDS))
1935 {
1936 clearfirst = clearlast = 1;
1937 R->refresh_type &= ~REFRESH_BOUNDS;
1938 }
1939
1940#if defined(XPM_BACKGROUND)
1941 must_clear |= (R->bgPixmap.pixmap != None);
1942#endif
1943#if defined(TRANSPARENT)
1944 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1945#endif
1946 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1947
1948/*
1949 * B: reverse any characters which are selected
1950 */
1951 rxvt_scr_reverse_selection(aR);
1952
1953/*
1954 * C: set the cursor character(s)
1955 */
1956 {
1957 unsigned char setoldcursor;
1958 rend_t ccol1, /* Cursor colour */
1959 ccol2; /* Cursor colour2 */
1960
1961 showcursor = (R->screen.flags & Screen_VisibleCursor);
1962 cursorwidth = 0;
1963#ifdef CURSOR_BLINK
1964 if (R->hidden_cursor)
1965 showcursor = 0;
1966#endif
1967
1968 cursorwidth = 0;
1969
1970 if (showcursor) 1988 if (showcursor && focus)
1971 { 1989 {
1972 cursorwidth++; 1990 if (OPTION (Opt_cursorUnderline))
1973 1991 *crp ^= RS_Uline;
1974 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 1992 else
1975 [R->screen.cur.col]);
1976
1977 if (showcursor && R->TermWin.focus)
1978 { 1993 {
1979 *srp ^= RS_RVid; 1994 *crp ^= RS_RVid;
1995
1980#ifndef NO_CURSORCOLOR 1996#ifndef NO_CURSORCOLOR
1981 cc1 = *srp & (RS_fgMask | RS_bgMask); 1997 cc1 = *crp & (RS_fgMask | RS_bgMask);
1982 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 1998 if (ISSET_PIXCOLOR (Color_cursor))
1983 ccol1 = Color_cursor; 1999 ccol1 = Color_cursor;
1984 else 2000 else
1985#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2001#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1986 ccol1 = GET_FGCOLOR(R->rstyle); 2002 ccol1 = fgcolor_of (rstyle);
1987#else 2003#else
1988 ccol1 = Color_fg; 2004 ccol1 = Color_fg;
1989#endif 2005#endif
1990 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 2006 if (ISSET_PIXCOLOR (Color_cursor2))
1991 ccol2 = Color_cursor2; 2007 ccol2 = Color_cursor2;
1992 else 2008 else
1993#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2009#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1994 ccol2 = GET_BGCOLOR(R->rstyle); 2010 ccol2 = bgcolor_of (rstyle);
1995#else 2011#else
1996 ccol2 = Color_bg; 2012 ccol2 = Color_bg;
1997#endif 2013#endif
1998 *srp = SET_FGCOLOR(*srp, ccol1); 2014 *crp = SET_FGCOLOR (*crp, ccol1);
1999 *srp = SET_BGCOLOR(*srp, ccol2); 2015 *crp = SET_BGCOLOR (*crp, ccol2);
2000#endif 2016#endif
2001 }
2002
2003 while (IS_WIDE (*srp))
2004 cursorwidth++, srp++;
2005 }
2006
2007 /* make sure no outline cursor is left around */
2008 setoldcursor = 0;
2009 if (ocrow != -1) {
2010 if (R->screen.cur.row + R->TermWin.view_start != ocrow
2011 || R->screen.cur.col != R->oldcursor.col) {
2012 if (ocrow < R->TermWin.nrow
2013 && R->oldcursor.col < R->TermWin.ncol) {
2014 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
2015 } 2017 }
2016 if (R->TermWin.focus || !showcursor)
2017 R->oldcursor.row = -1;
2018 else
2019 setoldcursor = 1;
2020 }
2021 } else if (!R->TermWin.focus)
2022 setoldcursor = 1;
2023 if (setoldcursor) {
2024 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
2025 R->oldcursor.row = -1;
2026 else {
2027 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
2028 R->oldcursor.col = R->screen.cur.col;
2029 } 2018 }
2030 } 2019 }
2020
2021 /* make sure no outline cursor is left around */
2022 setoldcursor = 0;
2023 if (ocrow != -1)
2024 {
2025 if (screen.cur.row + view_start != ocrow
2026 || screen.cur.col != oldcursor.col)
2027 {
2028 if (ocrow < nrow
2029 && oldcursor.col < ncol)
2030 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2031
2032 if (focus || !showcursor)
2033 oldcursor.row = -1;
2034 else
2035 setoldcursor = 1;
2036 }
2031 } 2037 }
2038 else if (!focus)
2039 setoldcursor = 1;
2040
2041 if (setoldcursor)
2042 {
2043 if (screen.cur.row + view_start >= nrow)
2044 oldcursor.row = -1;
2045 else
2046 {
2047 oldcursor.row = screen.cur.row + view_start;
2048 oldcursor.col = screen.cur.col;
2049 }
2050 }
2051 }
2052
2053 PERL_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2054#if ENABLE_OVERLAY
2055 scr_swap_overlay ();
2056#endif
2032 2057
2033#ifndef NO_SLOW_LINK_SUPPORT 2058#ifndef NO_SLOW_LINK_SUPPORT
2034/* 2059 /*
2035 * D: CopyArea pass - very useful for slower links 2060 * D: CopyArea pass - very useful for slower links
2036 * This has been deliberately kept simple. 2061 * This has been deliberately kept simple.
2037 */ 2062 */
2038 i = R->num_scr; 2063 i = num_scr;
2064 if (!display->is_local
2039 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2065 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2040 && abs(i) < R->TermWin.nrow && !must_clear) 2066 && abs (num_scr) < nrow && !must_clear)
2041 { 2067 {
2042 int16_t nits; 2068 int16_t nits;
2043 int j; 2069 int j;
2044 rend_t *drp2; 2070 int len, wlen;
2045 text_t *dtp2;
2046 int len, wlen;
2047 2071
2048 j = R->TermWin.nrow; 2072 j = nrow;
2049 wlen = len = -1; 2073 wlen = len = -1;
2050 row = i > 0 ? 0 : j - 1; 2074 row = i > 0 ? 0 : j - 1;
2051 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2075 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2052 { 2076 {
2053 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2077 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2054 { 2078 {
2055 stp = R->screen.text[row + row_offset]; 2079 line_t s = ROW(row - view_start);
2056 srp = R->screen.rend[row + row_offset];
2057 dtp = R->drawn_text[row]; 2080 line_t d = drawn_buf[row];
2058 dtp2 = R->drawn_text[row + i]; 2081 line_t d2 = drawn_buf[row + i];
2059 drp = R->drawn_rend[row];
2060 drp2 = R->drawn_rend[row + i];
2061 2082
2062 for (nits = 0, col = R->TermWin.ncol; col--; ) 2083 for (nits = 0, col = ncol; col--; )
2063 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2084 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2064 nits--; 2085 nits--;
2065 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2086 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2066 nits++; 2087 nits++;
2067 2088
2068 if (nits > 8) /* XXX: arbitrary choice */ 2089 if (nits > 8) /* XXX: arbitrary choice */
2090 {
2091 for (col = ncol; col--; )
2069 { 2092 {
2070 for (col = R->TermWin.ncol; col--; ) 2093 *d.t++ = *d2.t++;
2094 *d.r++ = *d2.r++;
2095 }
2096
2097 if (len == -1)
2098 len = row;
2099
2100 wlen = row;
2101 continue;
2102 }
2103 }
2104
2105 if (len != -1)
2106 {
2107 /* also comes here at end if needed because of >= above */
2108 if (wlen < len)
2109 ::swap (wlen, len);
2110
2111 XCopyArea (display->display, vt, vt,
2112 gc, 0, Row2Pixel (len + i),
2113 (unsigned int)this->width,
2114 (unsigned int)Height2Pixel (wlen - len + 1),
2115 0, Row2Pixel (len));
2116 len = -1;
2117 }
2118 }
2119 }
2120#endif
2121
2122 /*
2123 * E: main pass across every character
2124 */
2125 for (row = 0; row < nrow; row++)
2126 {
2127 text_t *stp = ROW(row - view_start).t;
2128 rend_t *srp = ROW(row - view_start).r;
2129 text_t *dtp = drawn_buf[row].t;
2130 rend_t *drp = drawn_buf[row].r;
2131
2132 /*
2133 * E2: OK, now the real pass
2134 */
2135 int ypixel = (int)Row2Pixel (row);
2136
2137 for (col = 0; col < ncol; col++)
2138 {
2139 /* compare new text with old - if exactly the same then continue */
2140 if (stp[col] == dtp[col] /* Must match characters to skip. */
2141 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2142 || (stp[col] == ' ' /* space w/ no background change */
2143 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2144 continue;
2145
2146 // redraw one or more characters
2147
2148 // seek to the beginning of wide characters
2149 while (stp[col] == NOCHAR && col > 0)
2150 --col;
2151
2152 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2153 text_t *text = stp + col;
2154 int count = 1;
2155
2156 dtp[col] = stp[col];
2157 drp[col] = rend;
2158
2159 int xpixel = Col2Pixel (col);
2160
2161 for (i = 0; ++col < ncol; )
2162 {
2163 if (stp[col] == NOCHAR)
2164 {
2165 dtp[col] = stp[col];
2166 drp[col] = rend;
2167 count++;
2168 i++;
2169
2170 continue;
2171 }
2172
2173 if (!RS_SAME (rend, srp[col]))
2174 break;
2175
2176 count++;
2177
2178 if (stp[col] != dtp[col]
2179 || !RS_SAME (srp[col], drp[col]))
2180 {
2181 if (must_clear && (i++ > count / 2))
2182 break;
2183
2184 dtp[col] = stp[col];
2185 drp[col] = rend;
2186 i = 0;
2187 }
2188 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2189 break;
2190 }
2191
2192 col--; /* went one too far. move back */
2193 count -= i; /* dump any matching trailing chars */
2194
2195 // sometimes we optimize away the trailing NOCHAR's, add them back
2196 while (i && text[count] == NOCHAR)
2197 count++, i--;
2198
2199 /*
2200 * Determine the attributes for the string
2201 */
2202 int fore = fgcolor_of (rend); // desired foreground
2203 int back = bgcolor_of (rend); // desired background
2204
2205 // only do special processing if any attributes are set, which is unlikely
2206 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2207 {
2208#if ENABLE_STYLES
2209 // force redraw after "careful" characters to avoid pixel droppings
2210 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2211 drp[col + 1] = ~srp[col + 1];
2212
2213 // include previous careful character(s) if possible, looks nicer (best effort...)
2214 while (text > stp
2215 && srp[text - stp - 1] & RS_Careful
2216 && RS_SAME (rend, srp[text - stp - 1]))
2217 text--, count++, xpixel -= fwidth;
2218#endif
2219
2220 bool invert = rend & RS_RVid;
2221
2222#ifndef NO_BOLD_UNDERLINE_REVERSE
2223 if (rend & RS_Bold
2224 && fore == Color_fg)
2225 {
2226 if (ISSET_PIXCOLOR (Color_BD))
2227 fore = Color_BD;
2228# if !ENABLE_STYLES
2229 else
2230 invert = !invert;
2231# endif
2232 }
2233
2234 if (rend & RS_Italic
2235 && fore == Color_fg)
2236 {
2237 if (ISSET_PIXCOLOR (Color_IT))
2238 fore = Color_IT;
2239# if !ENABLE_STYLES
2240 else
2241 invert = !invert;
2242# endif
2243 }
2244
2245 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2246 fore = Color_UL;
2247#endif
2248
2249 if (invert)
2250 {
2251 ::swap (fore, back);
2252
2253#ifndef NO_BOLD_UNDERLINE_REVERSE
2254 if (ISSET_PIXCOLOR (Color_RV))
2255 back = Color_RV;
2256
2257 if (fore == back)
2258 {
2259 fore = Color_bg;
2260 back = Color_fg;
2261 }
2262#endif
2263 }
2264
2265#ifdef TEXT_BLINK
2266 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2267 {
2268 if (!text_blink_ev.active)
2269 {
2270 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2271 hidden_text = 0;
2272 }
2273 else if (hidden_text)
2274 fore = back;
2275 }
2276#endif
2277 }
2278
2279 /*
2280 * Actually do the drawing of the string here
2281 */
2282 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2283
2284 if (back == fore)
2285 font->clear_rect (*drawable, xpixel, ypixel,
2286 fwidth * count, fheight,
2287 back);
2288 else if (back == Color_bg)
2289 {
2290 if (must_clear)
2291 {
2292 CLEAR_CHARS (xpixel, ypixel, count);
2293
2294 for (i = 0; i < count; i++) /* don't draw empty strings */
2295 if (text[i] != ' ')
2071 { 2296 {
2072 *dtp++ = *dtp2++; 2297 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2073 *drp++ = *drp2++; 2298 break;
2074 } 2299 }
2075
2076 if (len == -1)
2077 len = row;
2078
2079 wlen = row;
2080 continue;
2081 } 2300 }
2082 }
2083
2084 if (len != -1)
2085 {
2086 /* also comes here at end if needed because of >= above */
2087 if (wlen < len)
2088 SWAP_IT(wlen, len, int);
2089 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2090 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2091 R->TermWin.gc, 0, Row2Pixel(len + i),
2092 (unsigned int)TermWin_TotalWidth(),
2093 (unsigned int)Height2Pixel(wlen - len + 1),
2094 0, Row2Pixel(len));
2095 len = -1;
2096 }
2097 }
2098 }
2099#endif
2100
2101/*
2102 * E: main pass across every character
2103 */
2104 for (row = 0; row < R->TermWin.nrow; row++)
2105 {
2106 stp = R->screen.text[row + row_offset];
2107 srp = R->screen.rend[row + row_offset];
2108 dtp = R->drawn_text[row];
2109 drp = R->drawn_rend[row];
2110
2111/*
2112 * E2: OK, now the real pass
2113 */
2114 int ypixel = (int)Row2Pixel(row);
2115
2116 for (col = 0; col < R->TermWin.ncol; col++)
2117 {
2118 /* compare new text with old - if exactly the same then continue */
2119 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2120
2121 if (stp[col] == dtp[col] /* Must match characters to skip. */
2122 && (rend == drp[col] /* Either rendition the same or */
2123 || (stp[col] == ' ' /* space w/ no background change */
2124 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2125 continue;
2126
2127 text_t *text = stp + col;
2128 int count = 1;
2129
2130 /* redraw one or more characters */
2131
2132 dtp[col] = stp[col];
2133 drp[col] = rend;
2134
2135 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2136 continue;
2137
2138 int xpixel = Col2Pixel(col);
2139
2140 // this loop looks very messy, it can probably be optimized
2141 // and cleaned a bit by you?
2142 for (i = 0; ++col < R->TermWin.ncol; )
2143 {
2144 if (stp[col] == NOCHAR)
2145 {
2146 dtp[col] = stp[col];
2147 drp[col] = rend;
2148 count++;
2149
2150 if (i) // only possible skip if char unchanged
2151 i++;
2152
2153 continue;
2154 }
2155
2156 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2157 break;
2158
2159 count++;
2160
2161 if (stp[col] != dtp[col]
2162 || srp[col] != drp[col])
2163 {
2164 if (must_clear && (i++ > (count / 2)))
2165 break;
2166
2167 dtp[col] = stp[col];
2168 drp[col] = rend;
2169 i = 0;
2170 }
2171 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2172 break;
2173 }
2174
2175 col--; /* went one too far. move back */
2176 count -= i; /* dump any matching trailing chars */
2177
2178/*
2179 * Determine the attributes for the string
2180 */
2181 int fid = GET_FONT(rend);
2182 fore = GET_FGCOLOR(rend);
2183 back = GET_BGCOLOR(rend);
2184 rend = GET_ATTR(rend);
2185
2186 rvid = (rend & RS_RVid) ? 1 : 0;
2187#ifdef OPTION_HC
2188 if (!rvid && (rend & RS_Blink))
2189 {
2190 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2191 back = Color_HC;
2192 else 2301 else
2193 rvid = !rvid; /* fall back */ 2302 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2194 } 2303 }
2195#endif 2304 else
2196 if (rvid) 2305 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2306
2307 if (rend & RS_Uline && font->descent > 1 && fore != back)
2197 { 2308 {
2198 SWAP_IT(fore, back, int); 2309#if ENABLE_FRILLS
2199 2310 if (ISSET_PIXCOLOR (Color_underline))
2200#ifndef NO_BOLD_UNDERLINE_REVERSE 2311 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2201 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2202# ifndef NO_CURSORCOLOR
2203 && !ISSET_PIXCOLOR(R, Color_cursor)
2204# endif
2205 )
2206 back = Color_RV;
2207#endif
2208 }
2209#ifndef NO_BOLD_UNDERLINE_REVERSE
2210 else if (rend & RS_Bold)
2211 {
2212 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2213 {
2214 fore = Color_BD;
2215# ifndef VERYBOLD
2216 rend &= ~RS_Bold; /* we've taken care of it */
2217# endif
2218 }
2219 }
2220 else if (rend & RS_Uline)
2221 {
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2223 {
2224 fore = Color_UL;
2225 rend &= ~RS_Uline; /* we've taken care of it */
2226 }
2227 }
2228#endif
2229
2230/*
2231 * Actually do the drawing of the string here
2232 */
2233 rxvt_font *font = (*R->TermWin.fontset)[fid];
2234
2235 if (back == Color_bg)
2236 {
2237 if (must_clear)
2238 {
2239 for (i = 0; i < count; i++) /* don't draw empty strings */
2240 if (text[i] != ' ')
2241 {
2242 font->draw (xpixel, ypixel, text, count, fore, -1);
2243 goto nodraw;
2244 }
2245
2246 CLEAR_CHARS(xpixel, ypixel, count);
2247nodraw: ;
2248 }
2249 else 2312 else
2250 font->draw (xpixel, ypixel, text, count, fore, Color_bg); 2313#endif
2251 } 2314 XSetForeground (display->display, gc, pix_colors[fore]);
2252 else
2253 font->draw (xpixel, ypixel, text, count, fore, back);
2254 2315
2255 if ((rend & RS_Uline) && (font->descent > 1))
2256 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc, 2316 XDrawLine (display->display, drawBuffer, gc,
2257 xpixel, ypixel + font->ascent + 1, 2317 xpixel, ypixel + font->ascent + 1,
2258 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2318 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2319 }
2259 } /* for (col....) */ 2320 } /* for (col....) */
2260 } /* for (row....) */ 2321 } /* for (row....) */
2261 2322
2262/* 2323#if ENABLE_OVERLAY
2324 scr_swap_overlay ();
2325#endif
2326 PERL_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2327
2328 /*
2263 * G: cleanup cursor and display outline cursor if necessary 2329 * G: cleanup cursor and display outline cursor if necessary
2264 */ 2330 */
2265 if (showcursor) { 2331 if (showcursor)
2266 if (R->TermWin.focus) { 2332 {
2267 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2333 if (focus)
2268 [R->screen.cur.col]); 2334 {
2335 if (OPTION (Opt_cursorUnderline))
2336 *crp ^= RS_Uline;
2337 else
2338 {
2269 *srp ^= RS_RVid; 2339 *crp ^= RS_RVid;
2270#ifndef NO_CURSORCOLOR 2340#ifndef NO_CURSORCOLOR
2271 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2341 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2272#endif 2342#endif
2343 }
2344 }
2273 } else if (R->oldcursor.row >= 0) { 2345 else if (oldcursor.row >= 0)
2346 {
2347 int cursorwidth = 1;
2348 int col = oldcursor.col;
2349
2350 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2351 col--;
2352
2353 while (col + cursorwidth < ncol
2354 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2355 cursorwidth++;
2356
2274#ifndef NO_CURSORCOLOR 2357#ifndef NO_CURSORCOLOR
2275 unsigned long gcmask; /* Graphics Context mask */
2276
2277 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2358 if (ISSET_PIXCOLOR (Color_cursor))
2278 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2359 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2360#endif
2361
2362 XDrawRectangle (display->display, drawBuffer, gc,
2363 Col2Pixel (col),
2364 Row2Pixel (oldcursor.row),
2365 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2366 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2367 }
2368 }
2369
2370 /*
2371 * H: cleanup selection
2372 */
2373 scr_reverse_selection ();
2374
2375 if (refresh_type & SMOOTH_REFRESH)
2376 XFlush (display->display);
2377
2378 num_scr = 0;
2379 num_scr_allow = 1;
2380}
2381
2382void
2383rxvt_term::scr_remap_chars (const line_t &l)
2384{
2385 if (!l.t)
2386 return;
2387
2388 for (int i = ncol; i--; )
2389 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2390}
2391
2392void
2393rxvt_term::scr_remap_chars ()
2394{
2395 for (int i = total_rows; i--; )
2396 scr_remap_chars (row_buf [i]);
2397
2398 for (int i = nrow; i--; )
2399 {
2400 scr_remap_chars (drawn_buf [i]);
2401 scr_remap_chars (swap_buf [i]);
2402 }
2403}
2404
2405void
2406rxvt_term::scr_recolour ()
2407{
2408 if (1
2409#if TRANSPARENT
2410 && !am_transparent
2411#endif
2412#if XPM_BACKGROUND
2413 && !bgPixmap.pixmap
2414#endif
2415 )
2416 {
2417 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2418 XClearWindow (display->display, parent[0]);
2419 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2420#if HAVE_SCROLLBARS
2421 if (scrollBar.win)
2422 {
2423 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2424 scrollBar.setIdle ();
2425 scrollbar_show (0);
2426 }
2427#endif
2428 }
2429
2430 scr_clear ();
2431 scr_touch (true);
2432 want_refresh = 1;
2433}
2434
2435/* ------------------------------------------------------------------------- */
2436void
2437rxvt_term::scr_clear (bool really)
2438{
2439 if (!mapped)
2440 return;
2441
2442 num_scr_allow = 0;
2443 want_refresh = 1;
2444
2445 if (really)
2446 XClearWindow (display->display, vt);
2447}
2448
2449/* ------------------------------------------------------------------------- */
2450void
2451rxvt_term::scr_reverse_selection ()
2452{
2453 if (selection.op
2454 && current_screen == selection.screen
2455 && selection.end.row >= -view_start)
2456 {
2457 int view_end = -view_start + nrow;
2458 int row, col;
2459
2460#if ENABLE_FRILLS
2461 if (selection.rect)
2462 {
2463 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)
2464 {
2465 text_t *stp = ROW(row).t;
2466 rend_t *srp = ROW(row).r;
2467
2468 for (col = selection.beg.col; col < selection.end.col; col++)
2469 srp[col] ^= RS_RVid;
2470
2471 while (col-- > selection.beg.col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2472 srp[col] ^= RS_RVid | RS_Uline;
2473
2474 if (++col < selection.end.col)
2475 srp[col] ^= RS_RVid | RS_Uline;
2279 } 2476 }
2280#endif
2281 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2282 Col2Pixel(R->oldcursor.col),
2283 Row2Pixel(R->oldcursor.row),
2284 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2285 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2286 }
2287 }
2288/*
2289 * H: cleanup selection
2290 */
2291 rxvt_scr_reverse_selection(aR);
2292
2293/*
2294 * I: other general cleanup
2295 */
2296 if (clearfirst && R->TermWin.int_bwidth)
2297 /* 2477 }
2298 * clear the whole screen height, note that width == 0 is treated
2299 * specially by XClearArea
2300 */
2301 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2302 (unsigned int)R->TermWin.int_bwidth,
2303 (unsigned int)TermWin_TotalHeight(), False);
2304 if (clearlast && R->TermWin.int_bwidth)
2305 /*
2306 * clear the whole screen height, note that width == 0 is treated
2307 * specially by XClearArea
2308 */
2309 XClearArea(R->Xdisplay, R->TermWin.vt,
2310 R->TermWin.width + R->TermWin.int_bwidth, 0,
2311 (unsigned int)R->TermWin.int_bwidth,
2312 (unsigned int)TermWin_TotalHeight(), False);
2313 if (refresh_type & SMOOTH_REFRESH)
2314 XSync(R->Xdisplay, False);
2315
2316 R->num_scr = 0;
2317 R->num_scr_allow = 1;
2318 R->want_refresh = 0; /* screen is current */
2319}
2320/* ------------------------------------------------------------------------- */
2321
2322/* EXTPROTO */
2323void
2324rxvt_scr_clear(pR)
2325{
2326 if (!R->TermWin.mapped)
2327 return;
2328 R->num_scr_allow = 0;
2329 R->want_refresh = 1;
2330#ifdef TRANSPARENT
2331 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2332 int i;
2333
2334 if (!(R->Options & Opt_transparent_all))
2335 i = 0;
2336 else 2478 else
2337 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2338 for (; i--;)
2339 if (R->TermWin.parent[i] != None)
2340 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2341 }
2342#endif 2479#endif
2343 XClearWindow(R->Xdisplay, R->TermWin.vt); 2480 {
2344} 2481 if (selection.beg.row >= -view_start)
2345 2482 {
2346/* ------------------------------------------------------------------------- */
2347/* INTPROTO */
2348void
2349rxvt_scr_reverse_selection(pR)
2350{
2351 int i, col, row, end_row;
2352 rend_t *srp;
2353
2354 if (R->selection.op && R->current_screen == R->selection.screen) {
2355 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2356 i = R->selection.beg.row + R->TermWin.saveLines;
2357 row = R->selection.end.row + R->TermWin.saveLines;
2358 if (i >= end_row)
2359 col = R->selection.beg.col; 2483 col = selection.beg.col;
2484 row = selection.beg.row;
2485 }
2360 else { 2486 else
2487 {
2361 col = 0; 2488 col = 0;
2362 i = end_row; 2489 row = -view_start;
2363 } 2490 }
2364 end_row += R->TermWin.nrow; 2491
2365 for (; i < row && i < end_row; i++, col = 0) 2492 for (; row < min (selection.end.row, view_end); row++, col = 0)
2366 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2493 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2367#ifndef OPTION_HC
2368 srp[col] ^= RS_RVid; 2494 srp[col] ^= RS_RVid;
2369#else 2495
2370 srp[col] ^= RS_Blink; 2496 if (row == selection.end.row)
2371#endif 2497 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2372 if (i == row && i < end_row)
2373 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2374#ifndef OPTION_HC
2375 srp[col] ^= RS_RVid; 2498 srp[col] ^= RS_RVid;
2376#else 2499 }
2377 srp[col] ^= RS_Blink;
2378#endif
2379 } 2500 }
2380} 2501}
2381 2502
2382/* ------------------------------------------------------------------------- */ 2503/* ------------------------------------------------------------------------- */
2383/* 2504/*
2384 * Dump the whole scrollback and screen to the passed filedescriptor. The 2505 * Dump the whole scrollback and screen to the passed filedescriptor. The
2385 * invoking routine must close the fd. 2506 * invoking routine must close the fd.
2386 */ 2507 */
2387#if 0 2508#if 0
2388/* EXTPROTO */
2389void 2509void
2390rxvt_scr_dump(pR_ int fd) 2510rxvt_term::scr_dump (int fd)
2391{ 2511{
2392 int row, wrote; 2512 int row, wrote;
2393 unsigned int width, towrite; 2513 unsigned int width, towrite;
2394 char r1[] = "\n"; 2514 char r1[] = "\n";
2395 2515
2396 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2516 for (row = saveLines - nsaved;
2397 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2517 row < saveLines + nrow - 1; row++)
2398 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2518 {
2399 : R->TermWin.ncol; 2519 width = row_buf[row].l >= 0 ? row_buf[row].l
2520 : ncol;
2400 for (towrite = width; towrite; towrite -= wrote) { 2521 for (towrite = width; towrite; towrite -= wrote)
2522 {
2401 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2523 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2402 towrite); 2524 towrite);
2403 if (wrote < 0) 2525 if (wrote < 0)
2404 return; /* XXX: death, no report */ 2526 return; /* XXX: death, no report */
2405 } 2527 }
2406 if (R->screen.tlen[row] >= 0) 2528 if (row_buf[row].l >= 0)
2407 if (write(fd, r1, 1) <= 0) 2529 if (write (fd, r1, 1) <= 0)
2408 return; /* XXX: death, no report */ 2530 return; /* XXX: death, no report */
2409 } 2531 }
2410} 2532}
2411#endif 2533#endif
2412 2534
2413/* ------------------------------------------------------------------------- * 2535/* ------------------------------------------------------------------------- *
2414 * CHARACTER SELECTION * 2536 * CHARACTER SELECTION *
2415 * ------------------------------------------------------------------------- */ 2537 * ------------------------------------------------------------------------- */
2416
2417/*
2418 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2419 */
2420/* EXTPROTO */
2421void 2538void
2422rxvt_selection_check(pR_ int check_more) 2539rxvt_term::selection_check (int check_more)
2423{ 2540{
2424 row_col_t pos; 2541 row_col_t pos;
2425 2542
2426 if (!R->selection.op) 2543 if (!selection.op)
2427 return; 2544 return;
2428 2545
2429 pos.row = pos.col = 0; 2546 pos.row = pos.col = 0;
2430 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2547 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)
2431 || (R->selection.beg.row >= R->TermWin.nrow) 2548 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)
2432 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2549 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow)
2433 || (R->selection.mark.row >= R->TermWin.nrow)
2434 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2435 || (R->selection.end.row >= R->TermWin.nrow)
2436 || (check_more == 1 2550 || (check_more == 1
2437 && R->current_screen == R->selection.screen 2551 && current_screen == selection.screen
2438 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2552 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2439 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2553 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2440 || (check_more == 2 2554 || (check_more == 2
2441 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2555 && ROWCOL_IS_BEFORE (selection.beg, pos)
2442 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2556 && ROWCOL_IS_AFTER (selection.end, pos))
2443 || (check_more == 3 2557 || (check_more == 3
2444 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2558 && ROWCOL_IS_AFTER (selection.end, pos))
2445 || (check_more == 4 /* screen width change */ 2559 || (check_more == 4 /* screen width change */
2446 && (R->selection.beg.row != R->selection.end.row 2560 && (selection.beg.row != selection.end.row
2447 || R->selection.end.col > R->TermWin.ncol))) 2561 || selection.end.col > ncol)))
2448 CLEAR_SELECTION(R); 2562 CLEAR_SELECTION ();
2449} 2563}
2450 2564
2451/* ------------------------------------------------------------------------- */ 2565/* ------------------------------------------------------------------------- */
2452/* 2566/*
2453 * Paste a selection direct to the command fd 2567 * Paste a selection direct to the command fd
2454 */ 2568 */
2455void 2569void
2456rxvt_term::paste (const unsigned char *data, unsigned int len) 2570rxvt_term::paste (char *data, unsigned int len)
2457{ 2571{
2458 unsigned int i, j, n;
2459 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2460
2461#if 0
2462 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2463 ZERO_SCROLLBACK (r);
2464#endif
2465
2466 /* convert normal newline chars into common keyboard Return key sequence */ 2572 /* convert normal newline chars into common keyboard Return key sequence */
2467 for (i = 0; i < len; i += PROP_SIZE) 2573 for (unsigned int i = 0; i < len; i++)
2468 { 2574 if (data[i] == C0_LF)
2469 n = min (len - i, PROP_SIZE); 2575 data[i] = C0_CR;
2470 MEMCPY (ds, data + i, n);
2471 2576
2472 for (j = 0; j < n; j++) 2577 tt_write (data, len);
2473 if (ds[j] == '\n')
2474 ds[j] = '\r';
2475
2476 tt_write (ds, (int)n);
2477 }
2478
2479 free(ds);
2480} 2578}
2481 2579
2482/* ------------------------------------------------------------------------- */ 2580/* ------------------------------------------------------------------------- */
2483/* 2581/*
2484 * Respond to a notification that a primary selection has been sent 2582 * Respond to a notification that a primary selection has been sent
2485 * EXT: SelectionNotify 2583 * EXT: SelectionNotify
2486 */ 2584 */
2487/* EXTPROTO */ 2585void
2488int
2489rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2586rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2490{ 2587{
2491 long nread = 0; 2588 if (prop == None) /* check for failed XConvertSelection */
2589 {
2590 if ((selection_type & Sel_CompoundText))
2591 {
2592 int selnum = selection_type & Sel_whereMask;
2593
2594 selection_type = 0;
2595 if (selnum != Sel_direct)
2596 selection_request_other (XA_STRING, selnum);
2597 }
2598
2599 if ((selection_type & Sel_UTF8String))
2600 {
2601 int selnum = selection_type & Sel_whereMask;
2602
2603 selection_type = Sel_CompoundText;
2604 if (selnum != Sel_direct)
2605 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2606 else
2607 selection_type = 0;
2608 }
2609
2610 return;
2611 }
2612
2492 unsigned long bytes_after; 2613 unsigned long bytes_after;
2493 XTextProperty ct; 2614 XTextProperty ct;
2494 int dummy_count;
2495 char **cl;
2496 2615
2497 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2616 if (XGetWindowProperty (display->display, win, prop,
2498 2617 0, PROP_SIZE / 4,
2499 if (prop == None) /* check for failed XConvertSelection */ 2618 delete_prop, AnyPropertyType,
2500 { 2619 &ct.encoding, &ct.format,
2501 if ((R->selection_type & Sel_CompoundText)) 2620 &ct.nitems, &bytes_after,
2502 { 2621 &ct.value) != Success)
2503 int selnum = R->selection_type & Sel_whereMask;
2504
2505 R->selection_type = 0;
2506 if (selnum != Sel_direct)
2507 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2508 }
2509
2510 return 0;
2511 } 2622 {
2512 2623 ct.value = 0;
2513 for (;;) 2624 goto bailout;
2514 { 2625 }
2626
2627 if (ct.encoding == None)
2628 goto bailout;
2629
2630 if (bytes_after)
2631 {
2632 // fetch and append remaining data
2633 XTextProperty ct2;
2634
2515 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2635 if (XGetWindowProperty (display->display, win, prop,
2516 (long)(PROP_SIZE / 4), delete_prop, 2636 ct.nitems / 4, (bytes_after + 3) / 4,
2637 delete_prop, AnyPropertyType,
2517 AnyPropertyType, &ct.encoding, &ct.format, 2638 &ct2.encoding, &ct2.format,
2518 &ct.nitems, &bytes_after, 2639 &ct2.nitems, &bytes_after,
2519 &ct.value) != Success) 2640 &ct2.value) != Success)
2520 break; 2641 goto bailout;
2521 2642
2522 if (ct.encoding == 0) 2643 // realloc should be compatible to XFree, here, and elsewhere, too
2523 { 2644 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2524 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2645 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2525 break; 2646 ct.nitems += ct2.nitems;
2526 }
2527 2647
2648 XFree (ct2.value);
2649 }
2650
2528 if (ct.value == NULL) 2651 if (ct.value == 0)
2529 { 2652 goto bailout;
2530 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2531 continue;
2532 }
2533 2653
2654 if (ct.encoding == xa[XA_INCR])
2655 {
2656 // INCR selection, start handshake
2657 if (!delete_prop)
2658 XDeleteProperty (display->display, win, prop);
2659
2660 selection_wait = Sel_incr;
2661 incr_buf_fill = 0;
2662 incr_ev.start (NOW + 10);
2663
2664 goto bailout;
2665 }
2666
2534 if (ct.nitems == 0) 2667 if (ct.nitems == 0)
2668 {
2669 if (selection_wait == Sel_incr)
2670 {
2671 XFree (ct.value);
2672
2673 // finally complete, now paste the whole thing
2674 selection_wait = Sel_normal;
2675 ct.value = (unsigned char *)incr_buf;
2676 ct.nitems = incr_buf_fill;
2677 incr_buf = 0;
2678 incr_buf_size = 0;
2679 incr_ev.stop ();
2535 { 2680 }
2536 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2681 else
2682 {
2537 if (R->selection_wait == Sel_normal && nread == 0) 2683 if (selection_wait == Sel_normal
2684 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2538 { 2685 {
2539 /* 2686 /*
2540 * pass through again trying CUT_BUFFER0 if we've come from 2687 * pass through again trying CUT_BUFFER0 if we've come from
2541 * XConvertSelection() but nothing was presented 2688 * XConvertSelection () but nothing was presented
2542 */ 2689 */
2543 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2544 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2690 selection_paste (display->root, XA_CUT_BUFFER0, False);
2545 } 2691 }
2546 2692
2547 nread = -1; /* discount any previous stuff */ 2693 goto bailout;
2548 break;
2549 }
2550
2551 nread += ct.nitems;
2552 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2553 &dummy_count) == Success && cl)
2554 { 2694 }
2555 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2695 }
2696 else if (selection_wait == Sel_incr)
2697 {
2698 incr_ev.start (NOW + 10);
2699
2700 while (incr_buf_fill + ct.nitems > incr_buf_size)
2701 {
2702 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2703 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2704 }
2705
2706 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2707 incr_buf_fill += ct.nitems;
2708
2709 goto bailout;
2710 }
2711
2712 char **cl;
2713 int cr;
2714
2715#if ENABLE_FRILLS
2716 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2717 // so recode it manually
2718 if (ct.encoding == xa[XA_UTF8_STRING])
2719 {
2720 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2721 char *s = rxvt_wcstombs (w);
2722 free (w);
2723 // TODO: strlen == only the first element will be converted. well...
2724 paste (s, strlen (s));
2725 free (s);
2726 }
2727 else
2728#endif
2729 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2730 && cl)
2731 {
2732 for (int i = 0; i < cr; i++)
2733 paste (cl[i], strlen (cl[i]));
2734
2556 XFreeStringList (cl); 2735 XFreeStringList (cl);
2557 } 2736 }
2558 else 2737 else
2559 R->paste (ct.value, ct.nitems); 2738 paste ((char *)ct.value, ct.nitems); // paste raw
2560 2739
2561 if (bytes_after == 0) 2740bailout:
2562 break;
2563
2564 XFree (ct.value);
2565 }
2566
2567 if (ct.value)
2568 XFree (ct.value); 2741 XFree (ct.value);
2569 2742
2570 if (R->selection_wait == Sel_normal) 2743 if (selection_wait == Sel_normal)
2571 R->selection_wait = Sel_none; 2744 selection_wait = Sel_none;
2572
2573 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2574 return (int)nread;
2575} 2745}
2576 2746
2577void 2747void
2578rxvt_term::incr_cb (time_watcher &w) 2748rxvt_term::incr_cb (time_watcher &w)
2579{ 2749{
2580 w.stop ();
2581 selection_wait = Sel_none; 2750 selection_wait = Sel_none;
2582 2751
2752 incr_buf_size = 0;
2753 free (incr_buf);
2754
2583 rxvt_print_error("data loss: timeout on INCR selection paste"); 2755 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2584} 2756}
2585 2757
2586/*
2587 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2588 */
2589/* EXTPROTO */
2590void 2758void
2591rxvt_selection_property(pR_ Window win, Atom prop) 2759rxvt_term::selection_property (Window win, Atom prop)
2592{ 2760{
2593 int reget_time = 0; 2761 if (prop == None || selection_wait != Sel_incr)
2594
2595 if (prop == None)
2596 return; 2762 return;
2597 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2598 if (R->selection_wait == Sel_normal) {
2599 int a, afmt;
2600 Atom atype;
2601 unsigned long bytes_after, nitems;
2602 unsigned char *s = NULL;
2603 2763
2604 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2764 selection_paste (win, prop, true);
2605 R->xa[XA_INCR], &atype, &afmt, &nitems,
2606 &bytes_after, &s);
2607 if (s)
2608 XFree(s);
2609 if (a != Success)
2610 return;
2611#ifndef __CYGWIN32__
2612 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2613 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2614 XDeleteProperty(R->Xdisplay, win, prop);
2615 XFlush(R->Xdisplay);
2616 reget_time = 1;
2617 R->selection_wait = Sel_incr;
2618 }
2619#endif
2620 } else if (R->selection_wait == Sel_incr) {
2621 reget_time = 1;
2622 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2623 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2624 R->selection_wait = Sel_none;
2625 R->incr_ev.stop ();
2626 }
2627 }
2628 if (reget_time) /* received more data so reget time */
2629 R->incr_ev.start (NOW + 10);
2630} 2765}
2766
2631/* ------------------------------------------------------------------------- */ 2767/* ------------------------------------------------------------------------- */
2632/* 2768/*
2633 * Request the current selection: 2769 * Request the current selection:
2634 * Order: > internal selection if available 2770 * Order: > internal selection if available
2635 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2771 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2636 * > CUT_BUFFER0 2772 * > CUT_BUFFER0
2637 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2773 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2638 * will auto fallback to CUT_BUFFER0 2774 * will auto fallback to CUT_BUFFER0
2639 * EXT: button 2 release 2775 * EXT: button 2 release
2640 */ 2776 */
2641/* EXTPROTO */
2642void 2777void
2643rxvt_selection_request(pR_ Time tm, int x, int y) 2778rxvt_term::selection_request (Time tm, int x, int y)
2644{ 2779{
2645 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y));
2646 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2780 if (x < 0 || x >= width || y < 0 || y >= height)
2647 return; /* outside window */ 2781 return; /* outside window */
2648 2782
2649 if (R->selection.text != NULL) { /* internal selection */ 2783 if (selection.text)
2650 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2784 { /* internal selection */
2651 R->paste (R->selection.text, R->selection.len); 2785 char *str = rxvt_wcstombs (selection.text, selection.len);
2786 paste (str, strlen (str));
2787 free (str);
2652 return; 2788 return;
2653 } else { 2789 }
2654 int i; 2790 else
2791 {
2792 int i;
2655 2793
2656 R->selection_request_time = tm; 2794 selection_request_time = tm;
2657 R->selection_wait = Sel_normal; 2795 selection_wait = Sel_normal;
2796
2658 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2797 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2798 {
2799#if X_HAVE_UTF8_STRING
2800 selection_type = Sel_UTF8String;
2801 if (selection_request_other (xa[XA_UTF8_STRING], i))
2802 return;
2803#else
2659 R->selection_type = Sel_CompoundText; 2804 selection_type = Sel_CompoundText;
2660 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2805 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2661 return; 2806 return;
2807#endif
2662 } 2808 }
2663 } 2809 }
2810
2664 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2811 selection_wait = Sel_none; /* don't loop in selection_paste () */
2665 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2666 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2812 selection_paste (display->root, XA_CUT_BUFFER0, false);
2667} 2813}
2668 2814
2669/* INTPROTO */
2670int 2815int
2671rxvt_selection_request_other(pR_ Atom target, int selnum) 2816rxvt_term::selection_request_other (Atom target, int selnum)
2672{ 2817{
2673 Atom sel; 2818 Atom sel;
2674#ifdef DEBUG_SELECT
2675 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2676#endif
2677 2819
2678 R->selection_type |= selnum; 2820 selection_type |= selnum;
2821
2679 if (selnum == Sel_Primary) 2822 if (selnum == Sel_Primary)
2680 sel = XA_PRIMARY; 2823 sel = XA_PRIMARY;
2681 else if (selnum == Sel_Secondary) 2824 else if (selnum == Sel_Secondary)
2682 sel = XA_SECONDARY; 2825 sel = XA_SECONDARY;
2683 else 2826 else
2684 sel = R->xa[XA_CLIPBOARD]; 2827 sel = xa[XA_CLIPBOARD];
2828
2685 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2829 if (XGetSelectionOwner (display->display, sel) != None)
2686 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2830 {
2687 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2831 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2688 R->TermWin.vt, R->selection_request_time); 2832 vt, selection_request_time);
2689 return 1; 2833 return 1;
2690 } 2834 }
2835
2691 return 0; 2836 return 0;
2692} 2837}
2693 2838
2694/* ------------------------------------------------------------------------- */ 2839/* ------------------------------------------------------------------------- */
2695/* 2840/*
2696 * Clear all selected text 2841 * Clear all selected text
2697 * EXT: SelectionClear 2842 * EXT: SelectionClear
2698 */ 2843 */
2699/* EXTPROTO */
2700void 2844void
2701rxvt_selection_clear(pR) 2845rxvt_term::selection_clear ()
2702{ 2846{
2703 D_SELECT((stderr, "rxvt_selection_clear()"));
2704
2705 R->want_refresh = 1; 2847 want_refresh = 1;
2706 if (R->selection.text)
2707 free(R->selection.text); 2848 free (selection.text);
2708 R->selection.text = NULL; 2849 selection.text = NULL;
2709 R->selection.len = 0; 2850 selection.len = 0;
2710 CLEAR_SELECTION(R); 2851 CLEAR_SELECTION ();
2852
2853 if (display->selection_owner == this)
2854 display->selection_owner = 0;
2711} 2855}
2712 2856
2713/* ------------------------------------------------------------------------- */ 2857/* ------------------------------------------------------------------------- */
2714/* 2858/*
2715 * Copy a selection into the cut buffer 2859 * Copy a selection into the cut buffer
2716 * EXT: button 1 or 3 release 2860 * EXT: button 1 or 3 release
2717 */ 2861 */
2718/* EXTPROTO */
2719void 2862void
2720rxvt_selection_make(pR_ Time tm) 2863rxvt_term::selection_make (Time tm)
2721{ 2864{
2722 int i, col, end_col, row, end_row; 2865 int i;
2723 unsigned char *new_selection_text; 2866 wchar_t *new_selection_text;
2724 char *str; 2867 text_t *t;
2725 text_t *t;
2726#ifdef ACS_ASCII
2727 rend_t *re;
2728#endif
2729 2868
2730 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2731 switch (R->selection.op) { 2869 switch (selection.op)
2870 {
2732 case SELECTION_CONT: 2871 case SELECTION_CONT:
2733 break; 2872 break;
2734 case SELECTION_INIT: 2873 case SELECTION_INIT:
2735 CLEAR_SELECTION(R); 2874 CLEAR_SELECTION ();
2736 /* FALLTHROUGH */ 2875 /* FALLTHROUGH */
2737 case SELECTION_BEGIN: 2876 case SELECTION_BEGIN:
2738 R->selection.op = SELECTION_DONE; 2877 selection.op = SELECTION_DONE;
2739 /* FALLTHROUGH */ 2878 /* FALLTHROUGH */
2740 default: 2879 default:
2741 return; 2880 return;
2742 } 2881 }
2882
2743 R->selection.op = SELECTION_DONE; 2883 selection.op = SELECTION_DONE;
2744 2884
2745 if (R->selection.clicks == 4) 2885 if (selection.clicks == 4)
2746 return; /* nothing selected, go away */ 2886 return; /* nothing selected, go away */
2747 2887
2888 if (PERL_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2889 return;
2890
2748 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2891 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2749 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2892 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2750 2893
2751 new_selection_text = (unsigned char *)str; 2894 int ofs = 0;
2895 int extra = 0;
2752 2896
2753 col = R->selection.beg.col; 2897 int col = selection.beg.col;
2754 MAX_IT(col, 0); 2898 int row = selection.beg.row;
2755 row = R->selection.beg.row + R->TermWin.saveLines;
2756 end_row = R->selection.end.row + R->TermWin.saveLines;
2757 2899
2900 int end_col;
2901
2758 for (; row <= end_row; row++, col = 0) 2902 for (; row <= selection.end.row; row++, col = 0)
2903 {
2904#if ENABLE_FRILLS
2905 if (selection.rect)
2759 { 2906 {
2760 t = &(R->screen.text[row][col]); 2907 col = selection.beg.col;
2761
2762 end_col = R->screen.tlen[row];
2763
2764 if (end_col == -1)
2765 end_col = R->TermWin.ncol; 2908 end_col = ncol + 1;
2909 }
2910 else
2911#endif
2912 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN
2766 2913
2914 col = max (col, 0);
2915
2767 if (row == end_row) 2916 if (row == selection.end.row
2917#if ENABLE_FRILLS
2918 || selection.rect
2919#endif
2920 )
2768 MIN_IT (end_col, R->selection.end.col); 2921 min_it (end_col, selection.end.col);
2769 2922
2923 t = ROW(row).t + col;
2770 for (; col < end_col; col++) 2924 for (; col < end_col; col++)
2925 {
2771 if (*t == NOCHAR) 2926 if (*t == NOCHAR)
2772 t++; 2927 t++;
2928#if ENABLE_COMBINING
2929 else if (IS_COMPOSE (*t))
2930 {
2931 int len = rxvt_composite.expand (*t, 0);
2932
2933 extra -= (len - 1);
2934
2935 if (extra < 0)
2936 {
2937 extra += i;
2938 i += i;
2939 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2940 }
2941
2942 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2943 }
2944#endif
2773 else 2945 else
2774 { 2946 new_selection_text[ofs++] = *t++;
2775 int len = wctomb (str, *t++);
2776 if (len > 0)
2777 str += len;
2778 }
2779
2780 if (R->screen.tlen[row] != -1 && row != end_row)
2781 *str++ = '\n';
2782 } 2947 }
2783 2948
2784#ifndef NO_OLD_SELECTION 2949#if ENABLE_FRILLS
2785 if (R->selection_style == OLD_SELECT) 2950 if (selection.rect)
2786 if (end_col == R->TermWin.ncol) 2951 {
2787 *str++ = '\n'; 2952 while (ofs
2953 && new_selection_text[ofs - 1] != C0_LF
2954 && unicode::is_space (new_selection_text[ofs - 1]))
2955 --ofs;
2956
2957 new_selection_text[ofs++] = C0_LF;
2958 }
2959 else
2788#endif 2960#endif
2789#ifndef NO_NEW_SELECTION 2961 if (!ROW(row).is_longer () && row != selection.end.row)
2790 if (R->selection_style != OLD_SELECT) 2962 new_selection_text[ofs++] = C0_LF;
2963 }
2964
2791 if (end_col != R->selection.end.col) 2965 if (end_col != selection.end.col)
2792 *str++ = '\n'; 2966 new_selection_text[ofs++] = C0_LF;
2793#endif
2794 *str = '\0';
2795 2967
2796 i = str - (char *)new_selection_text; 2968 new_selection_text[ofs] = 0;
2969
2797 if (i == 0) 2970 if (ofs == 0)
2798 { 2971 {
2799 free (new_selection_text); 2972 free (new_selection_text);
2800 return; 2973 return;
2801 } 2974 }
2802 2975
2803 // due to MB_MAX_CUR, selection wastage is usually high
2804 if (str - (char *)new_selection_text > 1024)
2805 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2806
2807 R->selection.len = i;
2808 if (R->selection.text)
2809 free (R->selection.text); 2976 free (selection.text);
2810 2977
2811 R->selection.text = new_selection_text; 2978 // we usually allocate much more than necessary, so realloc it smaller again
2979 selection.len = ofs;
2980 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2812 2981
2813 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2982 if (PERL_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2814 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2983 return;
2815 rxvt_print_error("can't get primary selection"); 2984
2816 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2985 selection_grab (tm);
2817 PropModeReplace, R->selection.text, (int)R->selection.len); 2986}
2987
2988bool
2989rxvt_term::selection_grab (Time tm)
2990{
2818 R->selection_time = tm; 2991 selection_time = tm;
2819 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2992
2993 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2994 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
2995 {
2996 display->set_selection_owner (this);
2997 return true;
2998 }
2999 else
3000 return false;
3001
3002#if 0
3003 XTextProperty ct;
3004
3005 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
3006 {
3007 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3008 XFree (ct.value);
3009 }
3010#endif
2820} 3011}
2821 3012
2822/* ------------------------------------------------------------------------- */ 3013/* ------------------------------------------------------------------------- */
2823/* 3014/*
2824 * Mark or select text based upon number of clicks: 1, 2, or 3 3015 * Mark or select text based upon number of clicks: 1, 2, or 3
2825 * EXT: button 1 press 3016 * EXT: button 1 press
2826 */ 3017 */
2827/* EXTPROTO */
2828void 3018void
2829rxvt_selection_click(pR_ int clicks, int x, int y) 3019rxvt_term::selection_click (int clicks, int x, int y)
2830{ 3020{
2831 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2832
2833 clicks = ((clicks - 1) % 3) + 1; 3021 clicks = ((clicks - 1) % 3) + 1;
2834 R->selection.clicks = clicks; /* save clicks so extend will work */ 3022 selection.clicks = clicks; /* save clicks so extend will work */
2835 3023
2836 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3024 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3025
2837 if (clicks == 2 || clicks == 3) 3026 if (clicks == 2 || clicks == 3)
2838 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3027 selection_extend_colrow (selection.mark.col,
2839 R->selection.mark.row 3028 selection.mark.row + view_start,
2840 + R->TermWin.view_start,
2841 0, /* button 3 */ 3029 0, /* button 3 */
2842 1, /* button press */ 3030 1, /* button press */
2843 0); /* click change */ 3031 0); /* click change */
2844} 3032}
2845 3033
2846/* ------------------------------------------------------------------------- */ 3034/* ------------------------------------------------------------------------- */
2847/* 3035/*
2848 * Mark a selection at the specified col/row 3036 * Mark a selection at the specified col/row
2849 */ 3037 */
2850/* INTPROTO */
2851void 3038void
2852rxvt_selection_start_colrow(pR_ int col, int row) 3039rxvt_term::selection_start_colrow (int col, int row)
2853{ 3040{
2854 R->want_refresh = 1; 3041 want_refresh = 1;
3042
3043 selection.mark.row = row - view_start;
2855 R->selection.mark.col = col; 3044 selection.mark.col = col;
2856 R->selection.mark.row = row - R->TermWin.view_start; 3045
2857 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3046 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);
2858 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3047 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3048
3049 while (selection.mark.col > 0
3050 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2859 MAX_IT(R->selection.mark.col, 0); 3051 --selection.mark.col;
2860 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 3052
2861 3053 if (selection.op)
2862 if (R->selection.op) { /* clear the old selection */ 3054 { /* clear the old selection */
2863 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3055 selection.beg.row = selection.end.row = selection.mark.row;
2864 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3056 selection.beg.col = selection.end.col = selection.mark.col;
2865 } 3057 }
3058
2866 R->selection.op = SELECTION_INIT; 3059 selection.op = SELECTION_INIT;
2867 R->selection.screen = R->current_screen; 3060 selection.screen = current_screen;
2868} 3061}
2869 3062
2870/* ------------------------------------------------------------------------- */ 3063/* ------------------------------------------------------------------------- */
2871/* 3064/*
2872 * Word select: select text for 2 clicks 3065 * Word select: select text for 2 clicks
2873 * We now only find out the boundary in one direction 3066 * We now only find out the boundary in one direction
2874 */ 3067 */
2875 3068
2876/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3069/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2877#define DELIMIT_TEXT(x) \ 3070#define DELIMIT_TEXT(x) \
2878 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3071 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2879#define DELIMIT_REND(x) 1 3072#define DELIMIT_REND(x) 1
2880 3073
2881/* INTPROTO */
2882void 3074void
2883rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3075rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2884{ 3076{
2885 int col, row, dirnadd, tcol, trow, w1, w2; 3077 int col, row, dirnadd, tcol, trow, w1, w2;
2886 row_col_t bound; 3078 row_col_t bound;
2887 text_t *stp; 3079 text_t *stp;
2888 rend_t *srp; 3080 rend_t *srp;
2889 3081
2890 if (dirn == UP) { 3082 if (dirn == UP)
2891 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3083 {
3084 bound.row = - nsaved - 1;
2892 bound.col = 0; 3085 bound.col = 0;
2893 dirnadd = -1; 3086 dirnadd = -1;
2894 } else { 3087 }
2895 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3088 else
3089 {
3090 bound.row = nrow;
2896 bound.col = R->TermWin.ncol - 1; 3091 bound.col = ncol - 1;
2897 dirnadd = 1; 3092 dirnadd = 1;
2898 } 3093 }
2899 row = mark->row + R->TermWin.saveLines; 3094
3095 row = mark->row;
2900 col = mark->col; 3096 col = max (mark->col, 0);
2901 MAX_IT(col, 0); 3097
2902/* find the edge of a word */ 3098 /* find the edge of a word */
2903 stp = &(R->screen.text[row][col]); 3099 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2904 w1 = DELIMIT_TEXT(*stp); 3100 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2905 3101
2906 if (R->selection_style != NEW_SELECT) { 3102 for (;;)
2907 if (w1 == 1) { 3103 {
3104 for (; col != bound.col; col += dirnadd)
3105 {
2908 stp += dirnadd; 3106 stp += dirnadd;
2909 if (DELIMIT_TEXT(*stp) == 1)
2910 goto Old_Word_Selection_You_Die;
2911 col += dirnadd;
2912 }
2913 w1 = 0;
2914 }
2915 srp = (&R->screen.rend[row][col]);
2916 w2 = DELIMIT_REND(*srp);
2917
2918 for (;;) {
2919 for (; col != bound.col; col += dirnadd) {
2920 stp += dirnadd; 3107 srp += dirnadd;
3108
3109 if (*stp == NOCHAR)
3110 continue;
3111
2921 if (DELIMIT_TEXT(*stp) != w1) 3112 if (DELIMIT_TEXT (*stp) != w1)
3113 break;
3114 if (DELIMIT_REND (*srp) != w2)
3115 break;
3116 }
3117
3118 if ((col == bound.col) && (row != bound.row))
3119 {
3120 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3121 {
3122 trow = row + dirnadd;
3123 tcol = dirn == UP ? ncol - 1 : 0;
3124
3125 if (!ROW(trow).t)
2922 break; 3126 break;
2923 srp += dirnadd; 3127
2924 if (DELIMIT_REND(*srp) != w2) 3128 stp = ROW(trow).t + tcol;
3129 srp = ROW(trow).r + tcol;
3130
3131 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2925 break; 3132 break;
2926 } 3133
2927 if ((col == bound.col) && (row != bound.row)) {
2928 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2929 trow = row + dirnadd;
2930 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2931 if (R->screen.text[trow] == NULL)
2932 break;
2933 stp = &(R->screen.text[trow][tcol]);
2934 srp = &(R->screen.rend[trow][tcol]);
2935 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2936 break;
2937 row = trow; 3134 row = trow;
2938 col = tcol; 3135 col = tcol;
2939 continue; 3136 continue;
2940 } 3137 }
2941 } 3138 }
2942 break; 3139 break;
2943 } 3140 }
2944 Old_Word_Selection_You_Die:
2945 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2946 3141
2947 if (dirn == DN) 3142 if (dirn == DN)
2948 col++; /* put us on one past the end */ 3143 col++; /* put us on one past the end */
2949 3144
2950/* Poke the values back in */ 3145 /* Poke the values back in */
2951 ret->row = row - R->TermWin.saveLines; 3146 ret->row = row;
2952 ret->col = col; 3147 ret->col = col;
2953} 3148}
2954 3149
2955/* ------------------------------------------------------------------------- */ 3150/* ------------------------------------------------------------------------- */
2956/* 3151/*
2957 * Extend the selection to the specified x/y pixel location 3152 * Extend the selection to the specified x/y pixel location
2958 * EXT: button 3 press; button 1 or 3 drag 3153 * EXT: button 3 press; button 1 or 3 drag
2959 * flag == 0 ==> button 1 3154 * flag == 0 ==> button 1
2960 * flag == 1 ==> button 3 press 3155 * flag == 1 ==> button 3 press
2961 * flag == 2 ==> button 3 motion 3156 * flag == 2 ==> button 3 motion
2962 */ 3157 */
2963/* EXTPROTO */
2964void 3158void
2965rxvt_selection_extend(pR_ int x, int y, int flag) 3159rxvt_term::selection_extend (int x, int y, int flag)
2966{ 3160{
2967 int col, row; 3161 int col = clamp (Pixel2Col (x), 0, ncol);
3162 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2968 3163
2969 col = Pixel2Col(x); 3164 /*
2970 row = Pixel2Row(y);
2971 MAX_IT(row, 0);
2972 MIN_IT(row, (int)R->TermWin.nrow - 1);
2973 MAX_IT(col, 0);
2974 MIN_IT(col, (int)R->TermWin.ncol);
2975#ifndef NO_NEW_SELECTION
2976/*
2977 * If we're selecting characters (single click) then we must check first 3165 * If we're selecting characters (single click) then we must check first
2978 * if we are at the same place as the original mark. If we are then 3166 * if we are at the same place as the original mark. If we are then
2979 * select nothing. Otherwise, if we're to the right of the mark, you have to 3167 * select nothing. Otherwise, if we're to the right of the mark, you have to
2980 * be _past_ a character for it to be selected. 3168 * be _past_ a character for it to be selected.
2981 */ 3169 */
2982 if (R->selection_style != OLD_SELECT) {
2983 if (((R->selection.clicks % 3) == 1) && !flag 3170 if (((selection.clicks % 3) == 1) && !flag
2984 && (col == R->selection.mark.col 3171 && (col == selection.mark.col
2985 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3172 && (row == selection.mark.row + view_start)))
3173 {
2986 /* select nothing */ 3174 /* select nothing */
2987 R->selection.beg.row = R->selection.end.row = 0; 3175 selection.beg.row = selection.end.row = 0;
2988 R->selection.beg.col = R->selection.end.col = 0; 3176 selection.beg.col = selection.end.col = 0;
2989 R->selection.clicks = 4; 3177 selection.clicks = 4;
2990 R->want_refresh = 1; 3178 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2992 return; 3179 return;
2993 }
2994 } 3180 }
2995#endif 3181
2996 if (R->selection.clicks == 4) 3182 if (selection.clicks == 4)
2997 R->selection.clicks = 1; 3183 selection.clicks = 1;
3184
2998 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3185 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2999 flag == 1 ? 1 : 0, /* ? button press */ 3186 flag == 1 ? 1 : 0, /* ? button press */
3000 0); /* no click change */ 3187 0); /* no click change */
3001} 3188}
3002 3189
3003/* ------------------------------------------------------------------------- */ 3190/* ------------------------------------------------------------------------- */
3004/* 3191/*
3005 * Extend the selection to the specified col/row 3192 * Extend the selection to the specified col/row
3006 */ 3193 */
3007/* INTPROTO */
3008void 3194void
3009rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3195rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
3010{ 3196{
3011 int16_t ncol = R->TermWin.ncol;
3012 int end_col;
3013 row_col_t pos; 3197 row_col_t pos;
3014 enum { 3198 enum {
3015 LEFT, RIGHT 3199 LEFT, RIGHT
3016 } closeto = RIGHT; 3200 } closeto = RIGHT;
3017 3201
3018 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
3019 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3020
3021 R->want_refresh = 1; 3202 want_refresh = 1;
3203
3022 switch (R->selection.op) { 3204 switch (selection.op)
3205 {
3023 case SELECTION_INIT: 3206 case SELECTION_INIT:
3024 CLEAR_SELECTION(R); 3207 CLEAR_SELECTION ();
3025 R->selection.op = SELECTION_BEGIN; 3208 selection.op = SELECTION_BEGIN;
3026 /* FALLTHROUGH */ 3209 /* FALLTHROUGH */
3027 case SELECTION_BEGIN: 3210 case SELECTION_BEGIN:
3028 if (row != R->selection.mark.row || col != R->selection.mark.col 3211 if (row != selection.mark.row || col != selection.mark.col
3029 || (!button3 && buttonpress)) 3212 || (!button3 && buttonpress))
3030 R->selection.op = SELECTION_CONT; 3213 selection.op = SELECTION_CONT;
3031 break; 3214 break;
3032 case SELECTION_DONE: 3215 case SELECTION_DONE:
3033 R->selection.op = SELECTION_CONT; 3216 selection.op = SELECTION_CONT;
3034 /* FALLTHROUGH */ 3217 /* FALLTHROUGH */
3035 case SELECTION_CONT: 3218 case SELECTION_CONT:
3036 break; 3219 break;
3037 case SELECTION_CLEAR: 3220 case SELECTION_CLEAR:
3038 rxvt_selection_start_colrow(aR_ col, row); 3221 selection_start_colrow (col, row);
3039 /* FALLTHROUGH */ 3222 /* FALLTHROUGH */
3040 default: 3223 default:
3041 return; 3224 return;
3042 } 3225 }
3226
3043 if (R->selection.beg.col == R->selection.end.col 3227 if (selection.beg.col == selection.end.col
3044 && R->selection.beg.col != R->selection.mark.col 3228 && selection.beg.col != selection.mark.col
3045 && R->selection.beg.row == R->selection.end.row 3229 && selection.beg.row == selection.end.row
3046 && R->selection.beg.row != R->selection.mark.row) { 3230 && selection.beg.row != selection.mark.row)
3231 {
3047 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3232 selection.beg.col = selection.end.col = selection.mark.col;
3048 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3233 selection.beg.row = selection.end.row = selection.mark.row;
3049 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3050 } 3234 }
3051 3235
3052 pos.col = col; 3236 pos.col = col;
3053 pos.row = row; 3237 pos.row = row - view_start;
3054 3238
3055 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3239 /*
3056 3240 * This is mainly xterm style selection with a couple of differences, mainly
3057#ifndef NO_OLD_SELECTION 3241 * in the way button3 drag extension works.
3058/* 3242 * We're either doing: button1 drag; button3 press; or button3 drag
3059 * This mimics some of the selection behaviour of version 2.20 and before. 3243 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3060 * There are no ``selection modes'', button3 is always character extension. 3244 * is always at the left/right edge of the selection.
3061 * Note: button3 drag is always available, c.f. v2.20 3245 * b) button3 press: extend/contract character/word/line at whichever edge of
3062 * Selection always terminates (left or right as appropriate) at the mark. 3246 * the selection we are closest to.
3247 * c) button3 drag : extend/contract character/word/line - we select around
3248 * a point/word/line which is either the start or end of the selection
3249 * and it was decided by whichever point/word/line was `fixed' at the
3250 * time of the most recent button3 press
3063 */ 3251 */
3064 if (R->selection_style == OLD_SELECT) { 3252 if (button3 && buttonpress)
3065 if (R->selection.clicks == 1 || button3) { 3253 { /* button3 press */
3066 if (R->hate_those_clicks) { 3254 /*
3067 R->hate_those_clicks = 0; 3255 * first determine which edge of the selection we are closest to
3068 if (R->selection.clicks == 1) { 3256 */
3069 R->selection.beg.row = R->selection.mark.row; 3257 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3070 R->selection.beg.col = R->selection.mark.col; 3258 || (!ROWCOL_IS_AFTER (pos, selection.end)
3071 } else { 3259 && (((pos.col - selection.beg.col)
3260 + ((pos.row - selection.beg.row) * ncol))
3261 < ((selection.end.col - pos.col)
3262 + ((selection.end.row - pos.row) * ncol)))))
3263 closeto = LEFT;
3264
3265 if (closeto == LEFT)
3266 {
3267 selection.beg.row = pos.row;
3268 selection.beg.col = pos.col;
3269 selection.mark.row = selection.end.row;
3270 selection.mark.col = selection.end.col - (selection.clicks == 2);
3271 }
3272 else
3273 {
3274 selection.end.row = pos.row;
3275 selection.end.col = pos.col;
3072 R->selection.mark.row = R->selection.beg.row; 3276 selection.mark.row = selection.beg.row;
3073 R->selection.mark.col = R->selection.beg.col; 3277 selection.mark.col = selection.beg.col;
3278 }
3279 }
3280 else
3281 { /* button1 drag or button3 drag */
3282 if (ROWCOL_IS_AFTER (selection.mark, pos))
3283 {
3284 if (selection.mark.row == selection.end.row
3285 && selection.mark.col == selection.end.col
3286 && clickchange
3287 && selection.clicks == 2)
3288 selection.mark.col--;
3289
3290 selection.beg.row = pos.row;
3291 selection.beg.col = pos.col;
3292 selection.end.row = selection.mark.row;
3293 selection.end.col = selection.mark.col + (selection.clicks == 2);
3294 }
3295 else
3296 {
3297 selection.beg.row = selection.mark.row;
3298 selection.beg.col = selection.mark.col;
3299 selection.end.row = pos.row;
3300 selection.end.col = pos.col;
3301 }
3302 }
3303
3304 if (selection.clicks == 1)
3305 {
3306 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3307 && !ROW(selection.beg.row).is_longer ()
3308#if ENABLE_FRILLS
3309 && !selection.rect
3310#endif
3311 )
3312 selection.beg.col = ncol;
3313
3314 if (
3315 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3316 && !ROW(selection.end.row).is_longer ()
3317#if ENABLE_FRILLS
3318 && !selection.rect
3319#endif
3320 )
3321 selection.end.col = ncol;
3322 }
3323 else if (selection.clicks == 2)
3324 {
3325 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3326 selection.end.col--;
3327
3328 if (!PERL_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3329 {
3330 selection_delimit_word (UP, &selection.beg, &selection.beg);
3331 selection_delimit_word (DN, &selection.end, &selection.end);
3332 }
3333 }
3334 else if (selection.clicks == 3)
3335 {
3336#if ENABLE_FRILLS
3337 if (OPTION (Opt_tripleclickwords))
3338 {
3339 selection_delimit_word (UP, &selection.beg, &selection.beg);
3340
3341 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3342 {
3343 if (!ROW(end_row).is_longer ())
3344 {
3345 selection.end.row = end_row;
3346 selection.end.col = ROW(end_row).l;
3347 selection_remove_trailing_spaces ();
3348 break;
3074 } 3349 }
3075 } 3350 }
3076 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3077 R->selection.end.row = R->selection.mark.row;
3078 R->selection.end.col = R->selection.mark.col + 1;
3079 R->selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col;
3081 } else {
3082 R->selection.beg.row = R->selection.mark.row;
3083 R->selection.beg.col = R->selection.mark.col;
3084 R->selection.end.row = pos.row;
3085 R->selection.end.col = pos.col + 1;
3086 } 3351 }
3087 } else if (R->selection.clicks == 2) { 3352 else
3088 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3353#endif
3089 &(R->selection.beg)); 3354 {
3090 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3355 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3091 &(R->selection.end)); 3356 selection.mark.col++;
3092 R->hate_those_clicks = 1; 3357
3093 } else if (R->selection.clicks == 3) {
3094 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3095 R->selection.beg.col = 0; 3358 selection.beg.col = 0;
3096 R->selection.end.col = ncol; 3359 selection.end.col = ncol;
3097 R->hate_those_clicks = 1; 3360
3098 } 3361 // select a complete logical line
3099 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3362 while (selection.beg.row > -saveLines
3100 return; 3363 && ROW(selection.beg.row - 1).is_longer ())
3101 } 3364 selection.beg.row--;
3102#endif /* ! NO_OLD_SELECTION */ 3365
3103#ifndef NO_NEW_SELECTION 3366 while (selection.end.row < nrow
3104/* selection_style must not be OLD_SELECT to get here */ 3367 && ROW(selection.end.row).is_longer ())
3105/* 3368 selection.end.row++;
3106 * This is mainly xterm style selection with a couple of differences, mainly
3107 * in the way button3 drag extension works.
3108 * We're either doing: button1 drag; button3 press; or button3 drag
3109 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3110 * is always at the left/right edge of the R->selection.
3111 * b) button3 press: extend/contract character/word/line at whichever edge of
3112 * the selection we are closest to.
3113 * c) button3 drag : extend/contract character/word/line - we select around
3114 * a point/word/line which is either the start or end of the selection
3115 * and it was decided by whichever point/word/line was `fixed' at the
3116 * time of the most recent button3 press
3117 */
3118 if (button3 && buttonpress) { /* button3 press */
3119 /* 3369 }
3120 * first determine which edge of the selection we are closest to 3370 }
3121 */ 3371
3122 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3372 if (button3 && buttonpress)
3123 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3373 { /* mark may need to be changed */
3124 && (((pos.col - R->selection.beg.col)
3125 + ((pos.row - R->selection.beg.row) * ncol))
3126 < ((R->selection.end.col - pos.col)
3127 + ((R->selection.end.row - pos.row) * ncol)))))
3128 closeto = LEFT;
3129 if (closeto == LEFT) { 3374 if (closeto == LEFT)
3130 R->selection.beg.row = pos.row; 3375 {
3131 R->selection.beg.col = pos.col;
3132 R->selection.mark.row = R->selection.end.row; 3376 selection.mark.row = selection.end.row;
3133 R->selection.mark.col = R->selection.end.col 3377 selection.mark.col = selection.end.col - (selection.clicks == 2);
3134 - (R->selection.clicks == 2); 3378 }
3135 } else { 3379 else
3136 R->selection.end.row = pos.row; 3380 {
3137 R->selection.end.col = pos.col;
3138 R->selection.mark.row = R->selection.beg.row; 3381 selection.mark.row = selection.beg.row;
3139 R->selection.mark.col = R->selection.beg.col; 3382 selection.mark.col = selection.beg.col;
3140 }
3141 } else { /* button1 drag or button3 drag */
3142 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3143 if ((R->selection.mark.row == R->selection.end.row)
3144 && (R->selection.mark.col == R->selection.end.col)
3145 && clickchange && R->selection.clicks == 2)
3146 R->selection.mark.col--;
3147 R->selection.beg.row = pos.row;
3148 R->selection.beg.col = pos.col;
3149 R->selection.end.row = R->selection.mark.row;
3150 R->selection.end.col = R->selection.mark.col
3151 + (R->selection.clicks == 2);
3152 } else {
3153 R->selection.beg.row = R->selection.mark.row;
3154 R->selection.beg.col = R->selection.mark.col;
3155 R->selection.end.row = pos.row;
3156 R->selection.end.col = pos.col;
3157 }
3158 }
3159
3160 if (R->selection.clicks == 1) {
3161 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3162 if (end_col != -1 && R->selection.beg.col > end_col) {
3163#if 1
3164 R->selection.beg.col = ncol;
3165#else
3166 if (R->selection.beg.row != R->selection.end.row)
3167 R->selection.beg.col = ncol;
3168 else
3169 R->selection.beg.col = R->selection.mark.col;
3170#endif
3171 }
3172 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3173 if (end_col != -1 && R->selection.end.col > end_col)
3174 R->selection.end.col = ncol;
3175
3176 } else if (R->selection.clicks == 2) {
3177 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3178 R->selection.end.col--;
3179 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3180 &(R->selection.beg));
3181 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3182 &(R->selection.end));
3183 } else if (R->selection.clicks == 3) {
3184#ifndef NO_FRILLS
3185 if ((R->Options & Opt_tripleclickwords)) {
3186 int end_row;
3187
3188 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3189 &(R->selection.beg));
3190 end_row = R->screen.tlen[R->selection.mark.row
3191 + R->TermWin.saveLines];
3192 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3193 end_row++) {
3194 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3195 if (end_col != -1) {
3196 R->selection.end.row = end_row;
3197 R->selection.end.col = end_col;
3198 rxvt_selection_remove_trailing_spaces(aR);
3199 break;
3200 }
3201 }
3202 } else
3203#endif
3204 { 3383 }
3205 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3206 R->selection.mark.col++;
3207 R->selection.beg.col = 0;
3208 R->selection.end.col = ncol;
3209 }
3210 } 3384 }
3211 if (button3 && buttonpress) { /* mark may need to be changed */
3212 if (closeto == LEFT) {
3213 R->selection.mark.row = R->selection.end.row;
3214 R->selection.mark.col = R->selection.end.col
3215 - (R->selection.clicks == 2);
3216 } else {
3217 R->selection.mark.row = R->selection.beg.row;
3218 R->selection.mark.col = R->selection.beg.col;
3219 }
3220 }
3221 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3222#endif /* ! NO_NEW_SELECTION */
3223}
3224 3385
3225#ifndef NO_FRILLS 3386#if ENABLE_FRILLS
3226/* INTPROTO */ 3387 if (selection.rect && selection.beg.col > selection.end.col)
3388 ::swap (selection.beg.col, selection.end.col);
3389#endif
3390}
3391
3392#if ENABLE_FRILLS
3227void 3393void
3228rxvt_selection_remove_trailing_spaces(pR) 3394rxvt_term::selection_remove_trailing_spaces ()
3229{ 3395{
3230 int32_t end_col, end_row; 3396 int32_t end_col, end_row;
3231 text_t *stp; 3397 text_t *stp;
3232 3398
3233 end_col = R->selection.end.col; 3399 end_col = selection.end.col;
3234 end_row = R->selection.end.row; 3400 end_row = selection.end.row;
3401
3235 for ( ; end_row >= R->selection.beg.row; ) { 3402 for (; end_row >= selection.beg.row; )
3236 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3403 {
3404 stp = ROW(end_row).t;
3405
3237 while (--end_col >= 0) { 3406 while (--end_col >= 0)
3238 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3239 break;
3240 } 3407 {
3241 if (end_col >= 0 3408 if (stp[end_col] != NOCHAR
3242 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3409 && !unicode::is_space (stp[end_col]))
3243 R->selection.end.col = end_col + 1;
3244 R->selection.end.row = end_row;
3245 break; 3410 break;
3246 } 3411 }
3412
3413 if (end_col >= 0
3414 || !ROW(end_row - 1).is_longer ())
3415 {
3416 selection.end.col = end_col + 1;
3417 selection.end.row = end_row;
3418 break;
3419 }
3420
3247 end_row--; 3421 end_row--;
3248 end_col = R->TermWin.ncol; 3422 end_col = ncol;
3249 } 3423 }
3424
3250 if (R->selection.mark.row > R->selection.end.row) { 3425 if (selection.mark.row > selection.end.row)
3426 {
3251 R->selection.mark.row = R->selection.end.row; 3427 selection.mark.row = selection.end.row;
3252 R->selection.mark.col = R->selection.end.col; 3428 selection.mark.col = selection.end.col;
3429 }
3253 } else if (R->selection.mark.row == R->selection.end.row 3430 else if (selection.mark.row == selection.end.row
3254 && R->selection.mark.col > R->selection.end.col) 3431 && selection.mark.col > selection.end.col)
3255 R->selection.mark.col = R->selection.end.col; 3432 selection.mark.col = selection.end.col;
3256} 3433}
3257#endif 3434#endif
3258 3435
3259/* ------------------------------------------------------------------------- */ 3436/* ------------------------------------------------------------------------- */
3260/* 3437/*
3261 * Double click on button 3 when already selected 3438 * Double click on button 3 when already selected
3262 * EXT: button 3 double click 3439 * EXT: button 3 double click
3263 */ 3440 */
3264/* EXTPROTO */
3265void 3441void
3266rxvt_selection_rotate(pR_ int x, int y) 3442rxvt_term::selection_rotate (int x, int y)
3267{ 3443{
3268 R->selection.clicks = R->selection.clicks % 3 + 1; 3444 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3445 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3446}
3271
3272/* ------------------------------------------------------------------------- */
3273/*
3274 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3275 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3276 * the X11 protocol.
3277 */
3278typedef CARD32 Atom32;
3279 3447
3280/* ------------------------------------------------------------------------- */ 3448/* ------------------------------------------------------------------------- */
3281/* 3449/*
3282 * Respond to a request for our current selection 3450 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3451 * EXT: SelectionRequest
3284 */ 3452 */
3285/* EXTPROTO */
3286void 3453void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3454rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3288{ 3455{
3289 XSelectionEvent ev; 3456 XSelectionEvent ev;
3290#ifdef USE_XIM 3457 dDisp;
3458
3459 ev.type = SelectionNotify;
3460 ev.property = None;
3461 ev.display = rq.display;
3462 ev.requestor = rq.requestor;
3463 ev.selection = rq.selection;
3464 ev.target = rq.target;
3465 ev.time = rq.time;
3466
3467 if (rq.target == xa[XA_TARGETS])
3468 {
3291 Atom32 target_list[4]; 3469 Atom target_list[6];
3470 Atom *target = target_list;
3471
3472 *target++ = xa[XA_TARGETS];
3473 *target++ = xa[XA_TIMESTAMP];
3474 *target++ = XA_STRING;
3475 *target++ = xa[XA_TEXT];
3476 *target++ = xa[XA_COMPOUND_TEXT];
3477#if X_HAVE_UTF8_STRING
3478 *target++ = xa[XA_UTF8_STRING];
3479#endif
3480
3481 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3482 32, PropModeReplace,
3483 (unsigned char *)target_list, target - target_list);
3484 ev.property = rq.property;
3485 }
3486#if TODO // TODO
3487 else if (rq.target == xa[XA_MULTIPLE])
3488 {
3489 /* TODO: Handle MULTIPLE */
3490 }
3491#endif
3492 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3493 {
3494 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3495 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3496 ev.property = rq.property;
3497 }
3498 else if (rq.target == XA_STRING
3499 || rq.target == xa[XA_TEXT]
3500 || rq.target == xa[XA_COMPOUND_TEXT]
3501 || rq.target == xa[XA_UTF8_STRING]
3502 )
3503 {
3504 XTextProperty ct;
3505 Atom target = rq.target;
3506 short freect = 0;
3507 int selectlen;
3508 wchar_t *cl;
3509 enum {
3510 enc_string = XStringStyle,
3511 enc_text = XStdICCTextStyle,
3512 enc_compound_text = XCompoundTextStyle,
3513#ifdef X_HAVE_UTF8_STRING
3514 enc_utf8 = XUTF8StringStyle,
3292#else 3515#else
3293 Atom32 target_list[3]; 3516 enc_utf8 = -1,
3294#endif 3517#endif
3295 Atom target; 3518 } style;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299 3519
3300 ev.type = SelectionNotify;
3301 ev.property = None;
3302 ev.display = rq->display;
3303 ev.requestor = rq->requestor;
3304 ev.selection = rq->selection;
3305 ev.target = rq->target;
3306 ev.time = rq->time;
3307
3308 if (rq->target == R->xa[XA_TARGETS]) {
3309 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3310 target_list[1] = (Atom32) XA_STRING;
3311 target_list[2] = (Atom32) R->xa[XA_TEXT];
3312#ifdef USE_XIM
3313 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3314#endif
3315 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3316 (8 * sizeof(target_list[0])), PropModeReplace,
3317 (unsigned char *)target_list,
3318 (sizeof(target_list) / sizeof(target_list[0])));
3319 ev.property = rq->property;
3320 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3321 /* TODO: Handle MULTIPLE */
3322 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3323 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3324 (8 * sizeof(Time)), PropModeReplace,
3325 (unsigned char *)&R->selection_time, 1);
3326 ev.property = rq->property;
3327 } else if (rq->target == XA_STRING
3328 || rq->target == R->xa[XA_COMPOUND_TEXT]
3329 || rq->target == R->xa[XA_TEXT]) {
3330#ifdef USE_XIM
3331 short freect = 0;
3332#endif
3333 int selectlen;
3334
3335#ifdef USE_XIM
3336 if (rq->target != XA_STRING) { 3520 if (target == XA_STRING)
3521 // we actually don't do XA_STRING, but who cares, as i18n clients
3522 // will ask for another format anyways.
3523 style = enc_string;
3524 else if (target == xa[XA_TEXT])
3525 style = enc_text;
3526 else if (target == xa[XA_COMPOUND_TEXT])
3527 style = enc_compound_text;
3528#if ENABLE_FRILLS
3529 else if (target == xa[XA_UTF8_STRING])
3530 style = enc_utf8;
3531#endif
3532 else
3533 {
3337 target = R->xa[XA_COMPOUND_TEXT]; 3534 target = xa[XA_COMPOUND_TEXT];
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3535 style = enc_compound_text;
3339 ? XCompoundTextStyle : XStdICCTextStyle;
3340 } else
3341#endif
3342 { 3536 }
3343 target = XA_STRING; 3537
3344 style = XStringStyle; 3538 if (selection.text)
3345 } 3539 {
3346 if (R->selection.text) {
3347 cl[0] = (char *)R->selection.text; 3540 cl = selection.text;
3348 selectlen = R->selection.len; 3541 selectlen = selection.len;
3542 }
3349 } else { 3543 else
3350 cl[0] = dummy; 3544 {
3351 *dummy = '\0'; 3545 cl = L"";
3352 selectlen = 0; 3546 selectlen = 0;
3547 }
3548
3549#if ENABLE_FRILLS
3550 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3551 // so recode it manually
3552 if (style == enc_utf8)
3353 } 3553 {
3354#ifdef USE_XIM
3355 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3356 == Success) /* if we failed to convert then send it raw */
3357 freect = 1; 3554 freect = 1;
3555 ct.encoding = target;
3556 ct.format = 8;
3557 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3558 ct.nitems = strlen ((char *)ct.value);
3559 }
3358 else 3560 else
3359#endif 3561#endif
3562 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3563 freect = 1;
3564 else
3360 { 3565 {
3566 /* if we failed to convert then send it raw */
3361 ct.value = (unsigned char *)cl[0]; 3567 ct.value = (unsigned char *)cl;
3362 ct.nitems = selectlen; 3568 ct.nitems = selectlen;
3569 ct.encoding = target;
3363 } 3570 }
3571
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3572 XChangeProperty (disp, rq.requestor, rq.property,
3365 target, 8, PropModeReplace, 3573 ct.encoding, 8, PropModeReplace,
3366 ct.value, (int)ct.nitems); 3574 ct.value, (int)ct.nitems);
3367 ev.property = rq->property; 3575 ev.property = rq.property;
3368#ifdef USE_XIM 3576
3369 if (freect) 3577 if (freect)
3370 XFree(ct.value); 3578 XFree (ct.value);
3371#endif
3372 } 3579 }
3580
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3581 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3374} 3582}
3375 3583
3376/* ------------------------------------------------------------------------- * 3584/* ------------------------------------------------------------------------- *
3377 * MOUSE ROUTINES * 3585 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */ 3586 * ------------------------------------------------------------------------- */
3379 3587
3380/* 3588/*
3381 * return col/row values corresponding to x/y pixel values 3589 * return col/row values corresponding to x/y pixel values
3382 */ 3590 */
3383/* EXTPROTO */
3384void 3591void
3385rxvt_pixel_position(pR_ int *x, int *y) 3592rxvt_term::pixel_position (int *x, int *y)
3386{ 3593{
3387 *x = Pixel2Col(*x); 3594 *x = Pixel2Col (*x);
3388/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3595 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3389 *y = Pixel2Row(*y); 3596 *y = Pixel2Row (*y);
3390/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3597 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3391} 3598}
3599
3392/* ------------------------------------------------------------------------- */ 3600/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM 3601#ifdef USE_XIM
3394/* EXTPROTO */
3395void 3602void
3396rxvt_setPosition(pR_ XPoint *pos) 3603rxvt_term::im_set_position (XPoint &pos)
3397{ 3604{
3398 XWindowAttributes xwa; 3605 XWindowAttributes xwa;
3399 3606
3400 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa); 3607 XGetWindowAttributes (display->display, vt, &xwa);
3401 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x; 3608
3402 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y 3609 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3403 - R->TermWin.lineSpace; 3610 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3404} 3611}
3405#endif 3612#endif
3406/* ------------------------------------------------------------------------- */ 3613
3407 3614#if ENABLE_OVERLAY
3615void
3616rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3617{
3618 if (nrow < 1 || ncol < 1)
3619 return;
3620
3621 want_refresh = 1;
3622
3623 scr_overlay_off ();
3624
3625 if (x < 0) x = ncol - w;
3626 if (y < 0) y = nrow - h;
3627
3628 // make space for border
3629 w += 2; min_it (w, ncol);
3630 h += 2; min_it (h, nrow);
3631
3632 x -= 1; clamp_it (x, 0, ncol - w);
3633 y -= 1; clamp_it (y, 0, nrow - h);
3634
3635 ov_x = x; ov_y = y;
3636 ov_w = w; ov_h = h;
3637
3638 ov_text = new text_t *[h];
3639 ov_rend = new rend_t *[h];
3640
3641 for (y = 0; y < h; y++)
3642 {
3643 text_t *tp = ov_text[y] = new text_t[w];
3644 rend_t *rp = ov_rend[y] = new rend_t[w];
3645
3646 text_t t0, t1, t2;
3647 rend_t r = OVERLAY_RSTYLE;
3648
3649 if (y == 0)
3650 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3651 else if (y < h - 1)
3652 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3653 else
3654 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3655
3656 *tp++ = t0;
3657 *rp++ = r;
3658
3659 for (x = w - 2; x > 0; --x)
3660 {
3661 *tp++ = t1;
3662 *rp++ = r;
3663 }
3664
3665 *tp = t2;
3666 *rp = r;
3667 }
3668}
3669
3670void
3671rxvt_term::scr_overlay_off ()
3672{
3673 if (!ov_text)
3674 return;
3675
3676 want_refresh = 1;
3677
3678 for (int y = 0; y < ov_h; y++)
3679 {
3680 delete [] ov_text[y];
3681 delete [] ov_rend[y];
3682 }
3683
3684 delete [] ov_text; ov_text = 0;
3685 delete [] ov_rend; ov_rend = 0;
3686}
3687
3688void
3689rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)
3690{
3691 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3692 return;
3693
3694 x++, y++;
3695
3696 ov_text[y][x] = text;
3697 ov_rend[y][x] = rend;
3698}
3699
3700void
3701rxvt_term::scr_overlay_set (int x, int y, const char *s)
3702{
3703 while (*s)
3704 scr_overlay_set (x++, y, *s++);
3705}
3706
3707void
3708rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3709{
3710 while (*s)
3711 {
3712 text_t t = *s++;
3713 int width = wcwidth (t);
3714
3715 while (width--)
3716 {
3717 scr_overlay_set (x++, y, t);
3718 t = NOCHAR;
3719 }
3720 }
3721}
3722
3723void
3724rxvt_term::scr_swap_overlay ()
3725{
3726 if (!ov_text)
3727 return;
3728
3729 // swap screen mem with overlay
3730 for (int y = ov_h; y--; )
3731 {
3732 text_t *t1 = ov_text[y];
3733 rend_t *r1 = ov_rend[y];
3734
3735 text_t *t2 = ROW(y + ov_y - view_start).t + ov_x;
3736 rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x;
3737
3738 for (int x = ov_w; x--; )
3739 {
3740 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3741 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3742 }
3743 }
3744}
3745
3746#endif
3408/* ------------------------------------------------------------------------- * 3747/* ------------------------------------------------------------------------- */
3409 * DEBUG ROUTINES *
3410 * ------------------------------------------------------------------------- */
3411#if 0
3412/* INTPROTO */
3413void
3414rxvt_debug_colors(void)
3415{
3416 int color;
3417 const char *name[] = {
3418 "fg", "bg",
3419 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3420 };
3421 3748
3422 fprintf(stderr, "Color ( ");
3423 if (R->rstyle & RS_RVid)
3424 fprintf(stderr, "rvid ");
3425 if (R->rstyle & RS_Bold)
3426 fprintf(stderr, "bold ");
3427 if (R->rstyle & RS_Blink)
3428 fprintf(stderr, "blink ");
3429 if (R->rstyle & RS_Uline)
3430 fprintf(stderr, "uline ");
3431 fprintf(stderr, "): ");
3432
3433 color = GET_FGCOLOR(R->rstyle);
3434#ifndef NO_BRIGHTCOLOR
3435 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3436 color -= (minBrightCOLOR - minCOLOR);
3437 fprintf(stderr, "bright ");
3438 }
3439#endif
3440 fprintf(stderr, "%s on ", name[color]);
3441
3442 color = GET_BGCOLOR(R->rstyle);
3443#ifndef NO_BRIGHTCOLOR
3444 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3445 color -= (minBrightCOLOR - minCOLOR);
3446 fprintf(stderr, "bright ");
3447 }
3448#endif
3449 fprintf(stderr, "%s\n", name[color]);
3450}
3451#endif

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