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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.6 by pcg, Tue Dec 2 21:49:46 2003 UTC vs.
Revision 1.191 by root, Thu Dec 22 18:36:55 2005 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.6 2003/12/02 21:49:46 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 */
30 29
31#include <X11/Xmd.h> /* get the typedef for CARD32 */ 30#include <X11/Xmd.h> /* get the typedef for CARD32 */
32 31
33#include <stdint.h> 32#include <inttypes.h>
34#include <wchar.h> 33
34#include "salloc.C" // HACK, should be a seperate compile!
35 35
36inline void fill_text (text_t *start, text_t value, int len) 36inline void fill_text (text_t *start, text_t value, int len)
37{ 37{
38 while (len--) 38 while (len--)
39 *start++ = value; 39 *start++ = value;
40} 40}
41 41
42/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 16384 43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */ 45#define TABSIZE 8 /* default tab size */
45 46
46/* ------------------------------------------------------------------------- * 47/* ------------------------------------------------------------------------- *
47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48 * ------------------------------------------------------------------------- */ 49 * ------------------------------------------------------------------------- */
49#define ZERO_SCROLLBACK(R) \ 50#define ZERO_SCROLLBACK() \
50 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 51 if (options & Opt_scrollTtyOutput) \
51 (R)->TermWin.view_start = 0 52 view_start = 0
52#define CLEAR_SELECTION(R) \ 53#define CLEAR_SELECTION() \
53 (R)->selection.beg.row = (R)->selection.beg.col \ 54 selection.beg.row = selection.beg.col \
54 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
55#define CLEAR_ALL_SELECTION(R) \ 56#define CLEAR_ALL_SELECTION() \
56 (R)->selection.beg.row = (R)->selection.beg.col \ 57 selection.beg.row = selection.beg.col \
57 = (R)->selection.mark.row = (R)->selection.mark.col \ 58 = selection.mark.row = selection.mark.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 59 = selection.end.row = selection.end.col = 0
59 60
60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
61 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 62 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
63 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 64 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
65 (((A) == (C)) && ((B) > (D))) 66 (((A) == (C)) && ((B) > (D)))
66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) >= (D))) 68 (((A) == (C)) && ((B) >= (D)))
68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
69 (((A) == (C)) && ((B) < (D))) 70 (((A) == (C)) && ((B) < (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) <= (D))) 72 (((A) == (C)) && ((B) <= (D)))
72 73
73/* these must be row_col_t */ 74/* these must be row_col_t */
74#define ROWCOL_IS_AFTER(X, Y) \ 75#define ROWCOL_IS_AFTER(X, Y) \
75 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
76#define ROWCOL_IS_BEFORE(X, Y) \ 77#define ROWCOL_IS_BEFORE(X, Y) \
77 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IN_ROW_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AFTER(X, Y) \
79 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_BEFORE(X, Y) \
81 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86 87
87/* 88/*
88 * CLEAR_ROWS : clear <num> rows starting from row <row> 89 * CLEAR_ROWS : clear <num> rows starting from row <row>
89 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
91 */ 92 */
92#define drawBuffer (R->TermWin.vt) 93#define drawBuffer vt
93 94
94#define CLEAR_ROWS(row, num) \ 95#define CLEAR_ROWS(row, num) \
95 if (R->TermWin.mapped) \ 96 if (mapped) \
96 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \ 97 XClearArea (display->display, drawBuffer, 0, \
97 Row2Pixel(row), (unsigned int)R->TermWin.width, \ 98 Row2Pixel (row), (unsigned int)width, \
98 (unsigned int)Height2Pixel(num), False) 99 (unsigned int)Height2Pixel (num), False)
99 100
100#define CLEAR_CHARS(x, y, num) \ 101#define CLEAR_CHARS(x, y, num) \
101 if (R->TermWin.mapped) \ 102 if (mapped) \
102 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 103 XClearArea (display->display, drawBuffer, x, y, \
103 (unsigned int)Width2Pixel(num), \ 104 (unsigned int)Width2Pixel (num), \
104 (unsigned int)Height2Pixel(1), False) 105 (unsigned int)Height2Pixel (1), False)
105 106
106#define ERASE_ROWS(row, num) \ 107#define ERASE_ROWS(row, num) \
107 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \ 108 XFillRectangle (display->display, drawBuffer, gc, \
108 R->TermWin.int_bwidth, Row2Pixel(row), \ 109 0, Row2Pixel (row), \
109 (unsigned int)R->TermWin.width, \ 110 (unsigned int)width, \
110 (unsigned int)Height2Pixel(num)) 111 (unsigned int)Height2Pixel (num))
111 112
112/* ------------------------------------------------------------------------- * 113/* ------------------------------------------------------------------------- *
113 * SCREEN `COMMON' ROUTINES * 114 * SCREEN `COMMON' ROUTINES *
114 * ------------------------------------------------------------------------- */ 115 * ------------------------------------------------------------------------- */
116
115/* Fill part/all of a line with blanks. */ 117/* Fill part/all of a line with blanks. */
116/* INTPROTO */
117void 118void
118rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 119rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs)
119{ 120{
121 if (!l.t)
122 {
123 lalloc (l);
124 col = 0;
125 width = ncol;
126 }
127
120 efs &= ~RS_baseattrMask; 128 efs &= ~RS_baseattrMask;
121 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 129 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
122 130
131 text_t *et = l.t + col;
132 rend_t *er = l.r + col;
133
123 while (width--) 134 while (width--)
124 { 135 {
125 *et++ = ' '; 136 *et++ = ' ';
126 *er++ = efs; 137 *er++ = efs;
127 } 138 }
128} 139}
129 140
130/* ------------------------------------------------------------------------- */ 141/* ------------------------------------------------------------------------- */
131/* Fill a full line with blanks - make sure it is allocated first */ 142/* Fill a full line with blanks - make sure it is allocated first */
132/* INTPROTO */
133void 143void
134rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 144rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs)
135{ 145{
136 int width = R->TermWin.ncol; 146 scr_blank_line (l, 0, ncol, efs);
137 rend_t *er;
138
139#ifdef DEBUG_STRICT
140 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
141#endif
142 if (tp[row] == NULL) {
143 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width);
144 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width);
145 }
146 rxvt_blank_line (aR_ tp[row], rp[row], width, efs);
147} 147}
148 148
149/* ------------------------------------------------------------------------- * 149/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 150 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 151 * ------------------------------------------------------------------------- */
152/* EXTPROTO */ 152
153void 153void
154rxvt_scr_reset(pR) 154rxvt_term::scr_reset ()
155{ 155{
156 unsigned int ncol, nrow, prev_ncol, prev_nrow, 156#if ENABLE_OVERLAY
157 total_rows, prev_total_rows; 157 scr_overlay_off ();
158 unsigned int p, q; 158#endif
159 int k;
160 rend_t setrstyle;
161 159
162 D_SCREEN((stderr, "rxvt_scr_reset()")); 160 view_start = 0;
163
164 R->TermWin.view_start = 0;
165 R->num_scr = 0; 161 num_scr = 0;
166 162
167 prev_ncol = R->prev_ncol; 163 if (ncol == 0)
168 prev_nrow = R->prev_nrow; 164 ncol = 80;
169 if (R->TermWin.ncol == 0) 165
170 R->TermWin.ncol = 80; 166 if (nrow == 0)
171 if (R->TermWin.nrow == 0) 167 nrow = 24;
172 R->TermWin.nrow = 24; 168
173 ncol = R->TermWin.ncol;
174 nrow = R->TermWin.nrow;
175 if (ncol == prev_ncol && nrow == prev_nrow) 169 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 170 return;
177 171
172 // we need at least two lines for wrapping to work correctly
173 if (nrow + saveLines < 2)
174 {
175 //TODO//FIXME
176 saveLines++;
177 prev_nrow--;
178 nsaved++;
179 }
180
178 R->want_refresh = 1; 181 want_refresh = 1;
179 182
180 total_rows = nrow + R->TermWin.saveLines;
181 prev_total_rows = prev_nrow + R->TermWin.saveLines; 183 int prev_total_rows = prev_nrow + saveLines;
184 total_rows = nrow + saveLines;
182 185
183 R->screen.tscroll = 0; 186 screen.tscroll = 0;
184 R->screen.bscroll = nrow - 1; 187 screen.bscroll = nrow - 1;
185 188
186 if (prev_nrow == 0) { 189 if (!row_buf)
187/* 190 {
191 /*
188 * A: first time called so just malloc everything : don't rely on realloc 192 * first time called so just malloc everything: don't rely on realloc
189 * Note: this is still needed so that all the scrollback lines are NULL 193 * Note: this is still needed so that all the scrollback lines are NULL
190 */ 194 */
191 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 195 nsaved = 0; /* no saved lines */
192 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 196 term_start = 0;
193 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
194 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
195 197
196 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 198 talloc = new rxvt_salloc (ncol * sizeof (text_t));
197 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 199 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
198 200
199 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 201 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
200 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 202 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
201 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 203 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
202 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 204 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 205
204 for (p = 0; p < nrow; p++) { 206 for (int row = nrow; row--; )
205 q = p + R->TermWin.saveLines;
206 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
207 q, DEFAULT_RSTYLE);
208 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
209 p, DEFAULT_RSTYLE);
210 R->screen.tlen[q] = R->swap.tlen[p] = 0;
211 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
212 p, DEFAULT_RSTYLE);
213 } 207 {
208 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
209 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
210 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
211 }
212
214 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 213 memset (charsets, 'B', sizeof (charsets));
215 R->TermWin.nscrolled = 0; /* no saved lines */
216 R->rstyle = DEFAULT_RSTYLE; 214 rstyle = DEFAULT_RSTYLE;
217 R->screen.flags = Screen_DefaultFlags; 215 screen.flags = Screen_DefaultFlags;
218 R->screen.cur.row = R->screen.cur.col = 0; 216 screen.cur.row = screen.cur.col = 0;
219 R->screen.charset = 0; 217 screen.charset = 0;
220 R->current_screen = PRIMARY; 218 current_screen = PRIMARY;
221 rxvt_scr_cursor(aR_ SAVE); 219 scr_cursor (SAVE);
220
222#if NSCREENS 221#if NSCREENS
223 R->swap.flags = Screen_DefaultFlags; 222 swap.flags = Screen_DefaultFlags;
224 R->swap.cur.row = R->swap.cur.col = 0; 223 swap.cur.row = swap.cur.col = 0;
225 R->swap.charset = 0; 224 swap.charset = 0;
226 R->current_screen = SECONDARY; 225 current_screen = SECONDARY;
227 rxvt_scr_cursor(aR_ SAVE); 226 scr_cursor (SAVE);
228 R->current_screen = PRIMARY; 227 current_screen = PRIMARY;
229#endif 228#endif
229
230 R->selection.text = NULL; 230 selection.text = NULL;
231 R->selection.len = 0; 231 selection.len = 0;
232 R->selection.op = SELECTION_CLEAR; 232 selection.op = SELECTION_CLEAR;
233 R->selection.screen = PRIMARY; 233 selection.screen = PRIMARY;
234 R->selection.clicks = 0; 234 selection.clicks = 0;
235 CLEAR_ALL_SELECTION(R); 235 CLEAR_ALL_SELECTION ();
236 R->rvideo = 0; 236 rvideo = 0;
237 237 }
238 } else { 238 else
239/* 239 {
240 /*
240 * B1: add or delete rows as appropriate 241 * add or delete rows as appropriate
241 */ 242 */
242 setrstyle = DEFAULT_RSTYLE;
243 243
244 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
245 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
246
247#if 0
244 if (nrow < prev_nrow) { 248 if (nrow < prev_nrow)
245 /* delete rows */ 249 {
246 k = min(R->TermWin.nscrolled, prev_nrow - nrow);
247 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
248 for (p = nrow; p < prev_nrow; p++) { 250 for (int row = nrow; row < prev_nrow; row++)
249 q = p + R->TermWin.saveLines; 251 {
250 if (R->screen.text[q]) { 252 lfree (swap_buf [row]);
253 lfree (drawn_buf[row]);
254 }
255 }
256#endif
257
258 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
259 temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261
262 for (int row = min (nrow, prev_nrow); row--; )
263 {
264 lresize (drawn_buf[row]);
265 lresize (swap_buf [row]);
266 }
267
268 for (int row = prev_nrow; row < nrow; row++)
269 {
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272 }
273
274 line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
275
276 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
277 int pend = MOD (term_start - nsaved , prev_total_rows);
278 int q = total_rows; // rewrapped row
279
280 if (nsaved)
281 {
282 // re-wrap lines, this is rather ugly, possibly because I am too dumb
283 // to come up with a lean and mean algorithm.
284
285 row_col_t ocur = screen.cur;
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287
288 while (p != pend && q > 0)
289 {
290 p = MOD (p - 1, prev_total_rows);
251#ifdef DEBUG_STRICT 291#ifdef DEBUG_STRICT
252 assert(R->screen.rend[q]); 292 assert (old_buf [MOD (p, prev_total_rows)].t);
253#endif 293#endif
254 free(R->screen.text[q]); 294
255 free(R->screen.rend[q]); 295 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l;
297
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
299 {
300 p = MOD (p - 1, prev_total_rows);
301
302 plines++;
303 llen += prev_ncol;
256 } 304 }
257 if (R->swap.text[p]) { 305
306 int qlines = max (0, (llen - 1) / ncol) + 1;
307
308 // drop partial lines completely
309 if (q < qlines)
310 break;
311
312 q -= qlines;
313
314 int lofs = 0;
315 line_t *qline;
316
317 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++)
319 {
320 qline = row_buf + qrow;
321 lalloc (*qline);
322 qline->set_is_longer ();
323
324 int qcol = 0;
325
326 // fill a single destination line
327 while (lofs < llen && qcol < ncol)
328 {
329 int prow = lofs / prev_ncol;
330 int pcol = lofs % prev_ncol;
331
332 prow = MOD (p + prow, prev_total_rows);
333
334 // we only adjust the cursor _row_ and put it into
335 // the topmost line of "long line" it was in, as
336 // this seems to upset applications/shells/readline
337 // least.
338 if (prow == ocur.row)
339 screen.cur.row = q - (total_rows - nrow);
340
341 line_t &pline = old_buf [prow];
342
343 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
344
345 assert (len);
346 assert (pline.t);
347
348 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
349 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
350
351 lofs += len;
352 qcol += len;
353 }
354 }
355
356 qline->l = llen < ncol ? llen : MOD (llen - 1, ncol) + 1;
357 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
358 }
359
360 term_start = total_rows - nrow;
361 view_start = 0;
362 nsaved = term_start - q;
363
364 // make sure all terminal lines exist
365 while (nsaved < 0)
366 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE);
367
368 }
369 else
370 {
371 // if no scrollback exists (yet), wing, instead of wrap
372
373 for (int row = min (nrow, prev_nrow); row--; )
374 {
375 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
376 line_t &qline = row_buf [row];
377
378 qline = pline;
379 lresize (qline);
380 }
381
382 for (int row = prev_nrow; row < nrow; row++)
383 {
384 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
385 }
386
387 term_start = 0;
388 view_start = 0;
389 }
390
258#ifdef DEBUG_STRICT 391#ifdef DEBUG_STRICT
259 assert(R->swap.rend[p]); 392 for (int i = -nsaved; i < nrow; i++)
393 assert (ROW (i).t);
260#endif 394#endif
261 free(R->swap.text[p]);
262 free(R->swap.rend[p]);
263 }
264#ifdef DEBUG_STRICT
265 assert(R->drawn_text[p] && R->drawn_rend[p]);
266#endif
267 free(R->drawn_text[p]);
268 free(R->drawn_rend[p]);
269 }
270 /* we have fewer rows so fix up cursor position */
271 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
272 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
273 395
274 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 396 free (old_buf);
397 delete old_ta;
398 delete old_ra;
275 399
276 } else if (nrow > prev_nrow) { 400 clamp_it (screen.cur.row, 0, nrow - 1);
277 /* add rows */ 401 clamp_it (screen.cur.col, 0, ncol - 1);
278 rxvt_scr_reset_realloc(aR); /* realloc _first_ */
279 402
280 k = min(R->TermWin.nscrolled, nrow - prev_nrow);
281 for (p = prev_total_rows; p < total_rows; p++) {
282 R->screen.tlen[p] = 0;
283 R->screen.text[p] = NULL;
284 R->screen.rend[p] = NULL;
285 }
286 for (p = prev_total_rows; p < total_rows - k; p++)
287 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
288 p, setrstyle);
289 for (p = prev_nrow; p < nrow; p++) {
290 R->swap.tlen[p] = 0;
291 R->swap.text[p] = NULL;
292 R->swap.rend[p] = NULL;
293 R->drawn_text[p] = NULL;
294 R->drawn_rend[p] = NULL;
295 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
296 p, setrstyle);
297 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
298 p, setrstyle);
299 }
300 if (k > 0) {
301 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1);
302 R->screen.cur.row += k;
303 R->screen.s_cur.row += k;
304 R->TermWin.nscrolled -= k;
305 }
306#ifdef DEBUG_STRICT
307 assert(R->screen.cur.row < R->TermWin.nrow);
308 assert(R->swap.cur.row < R->TermWin.nrow);
309#else /* drive with your eyes closed */
310 MIN_IT(R->screen.cur.row, nrow - 1);
311 MIN_IT(R->swap.cur.row, nrow - 1);
312#endif
313 }
314/* B2: resize columns */
315 if (ncol != prev_ncol) {
316 for (p = 0; p < total_rows; p++) {
317 if (R->screen.text[p]) {
318 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
319 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
320 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
321 if (ncol > prev_ncol)
322 rxvt_blank_line(aR_
323 &(R->screen.text[p][prev_ncol]),
324 &(R->screen.rend[p][prev_ncol]),
325 ncol - prev_ncol,
326 setrstyle);
327 }
328 }
329 for (p = 0; p < nrow; p++) {
330 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
331 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
332 if (R->swap.text[p]) {
333 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
334 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
335 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
336 if (ncol > prev_ncol)
337 rxvt_blank_line(aR_
338 &(R->swap.text[p][prev_ncol]),
339 &(R->swap.rend[p][prev_ncol]),
340 ncol - prev_ncol, setrstyle);
341 }
342 if (ncol > prev_ncol)
343 rxvt_blank_line(aR_
344 &(R->drawn_text[p][prev_ncol]),
345 &(R->drawn_rend[p][prev_ncol]),
346 ncol - prev_ncol, setrstyle);
347 }
348 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
349 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
350 }
351 if (R->tabs) 403 if (tabs)
352 free(R->tabs); 404 free (tabs);
353 } 405 }
354 406
407 prev_nrow = nrow;
408 prev_ncol = ncol;
409
355 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 410 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
356 411
357 for (p = 0; p < ncol; p++) 412 for (int col = ncol; col--; )
358 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 413 tabs [col] = col % TABSIZE == 0;
359 414
360 R->prev_nrow = nrow;
361 R->prev_ncol = ncol;
362
363 R->tt_winch (); 415 tt_winch ();
364}
365
366/* INTPROTO */
367void
368rxvt_scr_reset_realloc(pR)
369{
370 uint16_t total_rows, nrow;
371
372 nrow = R->TermWin.nrow;
373 total_rows = nrow + R->TermWin.saveLines;
374/* *INDENT-OFF* */
375 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
376 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
377 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
378 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
379
380 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
381 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
382
383 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
384 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
385 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
386 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
387/* *INDENT-ON* */
388} 416}
389 417
390/* ------------------------------------------------------------------------- */ 418/* ------------------------------------------------------------------------- */
391/* 419/*
392 * Free everything. That way malloc debugging can find leakage. 420 * Free everything. That way malloc debugging can find leakage.
393 */ 421 */
394/* EXTPROTO */
395void 422void
396rxvt_scr_release(pR) 423rxvt_term::scr_release ()
397{ 424{
398 uint16_t total_rows; 425 delete talloc; talloc = 0;
399 int i; 426 delete ralloc; ralloc = 0;
400 427
401 total_rows = R->TermWin.nrow + R->TermWin.saveLines; 428 free (row_buf);
402 for (i = 0; i < total_rows; i++) { 429 free (swap_buf);
403 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */ 430 free (drawn_buf);
404 free(R->screen.text[i]); 431 free (temp_buf);
405#ifdef DEBUG_STRICT
406 assert(R->screen.rend[i]);
407#endif
408 free(R->screen.rend[i]);
409 }
410 }
411 for (i = 0; i < R->TermWin.nrow; i++) {
412 free(R->drawn_text[i]);
413 free(R->drawn_rend[i]);
414 free(R->swap.text[i]);
415 free(R->swap.rend[i]);
416 }
417 free(R->screen.text);
418 free(R->screen.tlen);
419 free(R->screen.rend);
420 free(R->drawn_text);
421 free(R->drawn_rend);
422 free(R->swap.text);
423 free(R->swap.tlen);
424 free(R->swap.rend);
425 free(R->buf_text);
426 free(R->buf_rend);
427 free(R->tabs); 432 free (tabs);
428 433
429/* NULL these so if anything tries to use them, we'll know about it */ 434 row_buf = 0; // signal that we freed all the arrays
430 R->screen.text = R->drawn_text = R->swap.text = NULL;
431 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
432 R->screen.tlen = R->swap.tlen = NULL;
433 R->buf_text = NULL;
434 R->buf_rend = NULL;
435 R->tabs = NULL;
436} 435}
437 436
438/* ------------------------------------------------------------------------- */ 437/* ------------------------------------------------------------------------- */
439/* 438/*
440 * Hard reset 439 * Hard reset
441 */ 440 */
442/* EXTPROTO */
443void 441void
444rxvt_scr_poweron(pR) 442rxvt_term::scr_poweron ()
445{ 443{
446 D_SCREEN((stderr, "rxvt_scr_poweron()"));
447
448 rxvt_scr_release(aR); 444 scr_release ();
449 R->prev_nrow = R->prev_ncol = 0; 445 prev_nrow = prev_ncol = 0;
450 rxvt_scr_reset(aR); 446 scr_reset ();
451 447
452 rxvt_scr_clear(aR); 448 scr_clear (true);
453 rxvt_scr_refresh(aR_ SLOW_REFRESH); 449 scr_refresh (SLOW_REFRESH);
454#ifdef RXVT_GRAPHICS
455 rxvt_Gr_reset(aR);
456#endif
457} 450}
458 451
459/* ------------------------------------------------------------------------- * 452/* ------------------------------------------------------------------------- *
460 * PROCESS SCREEN COMMANDS * 453 * PROCESS SCREEN COMMANDS *
461 * ------------------------------------------------------------------------- */ 454 * ------------------------------------------------------------------------- */
462/* 455/*
463 * Save and Restore cursor 456 * Save and Restore cursor
464 * XTERM_SEQ: Save cursor : ESC 7 457 * XTERM_SEQ: Save cursor : ESC 7
465 * XTERM_SEQ: Restore cursor: ESC 8 458 * XTERM_SEQ: Restore cursor: ESC 8
466 */ 459 */
467/* EXTPROTO */
468void 460void
469rxvt_scr_cursor(pR_ int mode) 461rxvt_term::scr_cursor (int mode)
470{ 462{
471 screen_t *s; 463 screen_t *s;
472
473 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
474 464
475#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 465#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
476 if (R->current_screen == SECONDARY) 466 if (current_screen == SECONDARY)
477 s = &(R->swap); 467 s = &swap;
478 else 468 else
479#endif 469#endif
480 s = &(R->screen); 470 s = &screen;
471
481 switch (mode) { 472 switch (mode)
473 {
482 case SAVE: 474 case SAVE:
483 s->s_cur.row = s->cur.row; 475 s->s_cur.row = screen.cur.row;
484 s->s_cur.col = s->cur.col; 476 s->s_cur.col = screen.cur.col;
485 s->s_rstyle = R->rstyle; 477 s->s_rstyle = rstyle;
486 s->s_charset = s->charset; 478 s->s_charset = screen.charset;
487 s->s_charset_char = R->charsets[s->charset]; 479 s->s_charset_char = charsets[screen.charset];
488 break; 480 break;
481
489 case RESTORE: 482 case RESTORE:
490 R->want_refresh = 1; 483 want_refresh = 1;
491 s->cur.row = s->s_cur.row; 484 screen.cur.row = s->s_cur.row;
492 s->cur.col = s->s_cur.col; 485 screen.cur.col = s->s_cur.col;
493 s->flags &= ~Screen_WrapNext; 486 screen.flags &= ~Screen_WrapNext;
494 R->rstyle = s->s_rstyle; 487 rstyle = s->s_rstyle;
495 s->charset = s->s_charset; 488 screen.charset = s->s_charset;
496 R->charsets[s->charset] = s->s_charset_char; 489 charsets[screen.charset] = s->s_charset_char;
497 rxvt_set_font_style(aR); 490 set_font_style ();
498 break; 491 break;
499 } 492 }
493
500/* boundary check in case screen size changed between SAVE and RESTORE */ 494 /* boundary check in case screen size changed between SAVE and RESTORE */
501 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 495 min_it (s->cur.row, nrow - 1);
502 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 496 min_it (s->cur.col, ncol - 1);
503#ifdef DEBUG_STRICT 497#ifdef DEBUG_STRICT
504 assert(s->cur.row >= 0); 498 assert (s->cur.row >= 0);
505 assert(s->cur.col >= 0); 499 assert (s->cur.col >= 0);
506#else /* drive with your eyes closed */
507 MAX_IT(s->cur.row, 0);
508 MAX_IT(s->cur.col, 0);
509#endif 500#endif
510} 501}
511 502
512/* ------------------------------------------------------------------------- */ 503/* ------------------------------------------------------------------------- */
513/* 504/*
514 * Swap between primary and secondary screens 505 * Swap between primary and secondary screens
515 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 506 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
516 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 507 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
517 */ 508 */
518/* EXTPROTO */
519int 509int
520rxvt_scr_change_screen(pR_ int scrn) 510rxvt_term::scr_change_screen (int scrn)
521{ 511{
522 int i; 512 want_refresh = 1;
513 view_start = 0;
514
515 if (current_screen == scrn)
516 return scrn;
517
518 selection_check (2); /* check for boundary cross */
519
520 int i = current_screen; current_screen = scrn; scrn = i;
521
522 ::swap (screen.cur.row, swap.cur.row);
523 ::swap (screen.cur.col, swap.cur.col);
524
525 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
526 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
527
523#if NSCREENS 528#if NSCREENS
524 int offset; 529 if (options & Opt_secondaryScreen)
525#endif 530 {
526
527 R->want_refresh = 1;
528
529 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
530
531 R->TermWin.view_start = 0;
532
533 if (R->current_screen == scrn)
534 return R->current_screen;
535
536 rxvt_selection_check(aR_ 2); /* check for boundary cross */
537
538 SWAP_IT(R->current_screen, scrn, int);
539#if NSCREENS
540 R->num_scr = 0; 531 num_scr = 0;
541 offset = R->TermWin.saveLines; 532
542 for (i = R->prev_nrow; i--;) { 533 for (int i = prev_nrow; i--; )
543 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 534 ::swap (ROW(i), swap_buf [i]);
544 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 535
545 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 536 ::swap (screen.charset, swap.charset);
546 } 537 ::swap (screen.flags, swap.flags);
547 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
548 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
549# ifdef DEBUG_STRICT
550 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
551 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
552# else /* drive with your eyes closed */
553 MAX_IT(R->screen.cur.row, 0);
554 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
555 MAX_IT(R->screen.cur.col, 0);
556 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
557# endif
558 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
559 SWAP_IT(R->screen.flags, R->swap.flags, int);
560 R->screen.flags |= Screen_VisibleCursor; 538 screen.flags |= Screen_VisibleCursor;
561 R->swap.flags |= Screen_VisibleCursor; 539 swap.flags |= Screen_VisibleCursor;
562
563# ifdef RXVT_GRAPHICS
564
565 if (rxvt_Gr_Displayed(aR)) {
566 rxvt_Gr_scroll(aR_ 0);
567 rxvt_Gr_ChangeScreen(aR);
568 } 540 }
541 else
569# endif 542#endif
570#else 543 if (options & Opt_secondaryScroll)
571# ifdef SCROLL_ON_NO_SECONDARY
572# ifdef RXVT_GRAPHICS
573 if (rxvt_Gr_Displayed(aR))
574 rxvt_Gr_ClearScreen(aR);
575# endif
576 if (R->current_screen == PRIMARY
577# ifdef RXVT_GRAPHICS
578 && !rxvt_Gr_Displayed(aR)
579# endif
580 )
581 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 544 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
582# endif 545
583#endif
584 return scrn; 546 return scrn;
547}
548
549// clear WrapNext indicator, solidifying position on next line
550void
551rxvt_term::scr_do_wrap ()
552{
553 if (!(screen.flags & Screen_WrapNext))
554 return;
555
556 screen.flags &= ~Screen_WrapNext;
557
558 screen.cur.col = 0;
559
560 if (screen.cur.row == screen.bscroll)
561 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
562 else if (screen.cur.row < nrow - 1)
563 screen.cur.row++;
585} 564}
586 565
587/* ------------------------------------------------------------------------- */ 566/* ------------------------------------------------------------------------- */
588/* 567/*
589 * Change the colour for following text 568 * Change the colour for following text
590 */ 569 */
591/* EXTPROTO */
592void 570void
593rxvt_scr_color(pR_ unsigned int color, int fgbg) 571rxvt_term::scr_color (unsigned int color, int fgbg)
594{ 572{
573 if (color > maxTermCOLOR)
595 color &= RS_fgMask; 574 color = fgbg;
575
596 if (fgbg == Color_fg) 576 if (fgbg == Color_fg)
597 R->rstyle = SET_FGCOLOR(R->rstyle, color); 577 rstyle = SET_FGCOLOR (rstyle, color);
598 else 578 else
599 R->rstyle = SET_BGCOLOR(R->rstyle, color); 579 rstyle = SET_BGCOLOR (rstyle, color);
600} 580}
601 581
602/* ------------------------------------------------------------------------- */ 582/* ------------------------------------------------------------------------- */
603/* 583/*
604 * Change the rendition style for following text 584 * Change the rendition style for following text
605 */ 585 */
606/* EXTPROTO */
607void 586void
608rxvt_scr_rendition(pR_ int set, int style) 587rxvt_term::scr_rendition (int set, int style)
609{ 588 {
610 if (set) 589 if (set)
611 R->rstyle |= style; 590 rstyle |= style;
612 else if (style == ~RS_None) 591 else if (style == ~RS_None)
613 R->rstyle = DEFAULT_RSTYLE; 592 rstyle = DEFAULT_RSTYLE;
614 else 593 else
615 R->rstyle &= ~style; 594 rstyle &= ~style;
616} 595 }
617 596
618/* ------------------------------------------------------------------------- */ 597/* ------------------------------------------------------------------------- */
619/* 598/*
620 * Scroll text between <row1> and <row2> inclusive, by <count> lines 599 * Scroll text between <row1> and <row2> inclusive, by <count> lines
621 * count positive ==> scroll up 600 * count positive ==> scroll up
622 * count negative ==> scroll down 601 * count negative ==> scroll down
623 * spec == 0 for normal routines
624 */ 602 */
625/* EXTPROTO */
626int 603int
627rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 604rxvt_term::scr_scroll_text (int row1, int row2, int count)
628{ 605{
629 int i, j;
630 long nscrolled;
631
632 if (count == 0 || (row1 > row2)) 606 if (count == 0 || (row1 > row2))
633 return 0; 607 return 0;
634 608
635 R->want_refresh = 1; 609 want_refresh = 1;
636 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 610 num_scr += count;
637 611
638 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 612 if (count > 0
639 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 613 && row1 == 0
640 if (nscrolled > (long)R->TermWin.saveLines) 614 && row2 == nrow - 1
641 R->TermWin.nscrolled = R->TermWin.saveLines; 615 && (current_screen == PRIMARY || options & Opt_secondaryScroll))
616 {
617 nsaved = min (nsaved + count, saveLines);
618 term_start = (term_start + count) % total_rows;
619
620 if (selection.op && current_screen == selection.screen)
642 else 621 {
643 R->TermWin.nscrolled = (uint16_t)nscrolled; 622 selection.beg.row -= count;
623 selection.end.row -= count;
624 selection.mark.row -= count;
625
626 selection_check (0);
627 }
628
629 for (int i = count; i--; )
630 scr_blank_screen_mem (ROW(row2 - i), rstyle);
631
644 if ((R->Options & Opt_scrollWithBuffer) 632 if ((options & Opt_scrollWithBuffer)
645 && R->TermWin.view_start != 0 633 && view_start != 0
646 && R->TermWin.view_start != R->TermWin.saveLines) 634 && view_start != saveLines)
647 rxvt_scr_page(aR_ UP, count); 635 scr_page (UP, count);
648 } else if (!spec) 636 }
649 row1 += R->TermWin.saveLines; 637 else
650 row2 += R->TermWin.saveLines; 638 {
651
652 if (R->selection.op && R->current_screen == R->selection.screen) { 639 if (selection.op && current_screen == selection.screen)
653 i = R->selection.beg.row + R->TermWin.saveLines; 640 {
654 j = R->selection.end.row + R->TermWin.saveLines; 641 int i = selection.beg.row;
642 int j = selection.end.row;
643
655 if ((i < row1 && j > row1) 644 if ((i < row1 && j > row1)
656 || (i < row2 && j > row2) 645 || (i < row2 && j > row2)
657 || (i - count < row1 && i >= row1) 646 || (i - count < row1 && i >= row1)
658 || (i - count > row2 && i <= row2) 647 || (i - count > row2 && i <= row2)
659 || (j - count < row1 && j >= row1) 648 || (j - count < row1 && j >= row1)
660 || (j - count > row2 && j <= row2)) { 649 || (j - count > row2 && j <= row2))
650 {
661 CLEAR_ALL_SELECTION(R); 651 CLEAR_ALL_SELECTION ();
662 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 652 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
653 }
663 } else if (j >= row1 && j <= row2) { 654 else if (j >= row1 && j <= row2)
655 {
664 /* move selected region too */ 656 /* move selected region too */
665 R->selection.beg.row -= count; 657 selection.beg.row -= count;
666 R->selection.end.row -= count; 658 selection.end.row -= count;
667 R->selection.mark.row -= count; 659 selection.mark.row -= count;
660
661 selection_check (0);
662 }
663 }
664
665 // use a simple and robust scrolling algorithm, this
666 // part of scr_scroll_text is not time-critical.
667
668 int rows = row2 - row1 + 1;
669
670 min_it (count, rows);
671
672 for (int row = 0; row < rows; row++)
668 } 673 {
669 } 674 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
670 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
671 675
672 R->num_scr += count; 676 if (!IN_RANGE_EXC (row + count, 0, rows))
673 j = count; 677 scr_blank_screen_mem (temp_buf [row], rstyle);
674 if (count < 0)
675 count = -count;
676 i = row2 - row1 + 1;
677 MIN_IT(count, i);
678
679 if (j > 0) {
680/* A: scroll up */
681
682/* A1: Copy lines that will get clobbered by the rotation */
683 for (i = 0, j = row1; i < count; i++, j++) {
684 R->buf_text[i] = R->screen.text[j];
685 R->buf_rend[i] = R->screen.rend[j];
686 } 678 }
687/* A2: Rotate lines */
688 for (j = row1, i = j + count; i <= row2; i++, j++) {
689 R->screen.tlen[j] = R->screen.tlen[i];
690 R->screen.text[j] = R->screen.text[i];
691 R->screen.rend[j] = R->screen.rend[i];
692 }
693 j = row2 - count + 1, i = count;
694 } else /* if (j < 0) */ {
695/* B: scroll down */
696 679
697/* B1: Copy lines that will get clobbered by the rotation */ 680 for (int row = 0; row < rows; row++)
698 for (i = 0, j = row2; i < count; i++, j--) { 681 ROW(row1 + row) = temp_buf [row];
699 R->buf_text[i] = R->screen.text[j];
700 R->buf_rend[i] = R->screen.rend[j];
701 }
702/* B2: Rotate lines */
703 for (j = row2, i = j - count; i >= row1; i--, j--) {
704 R->screen.tlen[j] = R->screen.tlen[i];
705 R->screen.text[j] = R->screen.text[i];
706 R->screen.rend[j] = R->screen.rend[i];
707 }
708 j = row1, i = count;
709 count = -count;
710 } 682 }
711 683
712/* C: Resurrect lines */
713 for (; i--; j++) {
714 R->screen.tlen[j] = 0;
715 R->screen.text[j] = R->buf_text[i];
716 R->screen.rend[j] = R->buf_rend[i];
717 if (!spec) /* line length may not equal TermWin.ncol */
718 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
719 (unsigned int)j, R->rstyle);
720 }
721
722#ifdef RXVT_GRAPHICS
723 if (rxvt_Gr_Displayed(aR))
724 rxvt_Gr_scroll(aR_ count);
725#endif
726 return count; 684 return count;
727} 685}
728 686
729/* ------------------------------------------------------------------------- */ 687/* ------------------------------------------------------------------------- */
730/* 688/*
731 * Add text given in <str> of length <len> to screen struct 689 * Add text given in <str> of length <len> to screen struct
732 */ 690 */
733/* EXTPROTO */
734void 691void
735rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 692rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len)
736{ 693{
737 unsigned char checksel, clearsel;
738 uint32_t c;
739 int i, row, last_col;
740 text_t *stp;
741 rend_t *srp;
742
743 if (len <= 0) /* sanity */ 694 if (len <= 0) /* sanity */
744 return; 695 return;
745 696
697 unsigned char checksel;
698 unicode_t c;
699 int row, last_col;
700 const unicode_t *strend = str + len;
701
746 R->want_refresh = 1; 702 want_refresh = 1;
747 last_col = R->TermWin.ncol;
748
749 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
750 ZERO_SCROLLBACK(R); 703 ZERO_SCROLLBACK ();
704 last_col = ncol;
705
751 if (nlines > 0) { 706 if (nlines > 0)
707 {
752 nlines += (R->screen.cur.row - R->screen.bscroll); 708 nlines += screen.cur.row - screen.bscroll;
753 if ((nlines > 0) 709 if (nlines > 0
754 && (R->screen.tscroll == 0) 710 && screen.tscroll == 0
755 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 711 && screen.bscroll == (nrow - 1))
712 {
756 /* _at least_ this many lines need to be scrolled */ 713 /* _at least_ this many lines need to be scrolled */
757 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 714 scr_scroll_text (screen.tscroll, screen.bscroll, nlines);
758 0);
759 R->screen.cur.row -= nlines; 715 screen.cur.row -= nlines;
760 } 716 }
761 } 717 }
718
762#ifdef DEBUG_STRICT 719#ifdef DEBUG_STRICT
763 assert(R->screen.cur.col < last_col); 720 assert (screen.cur.col < last_col);
764 assert((R->screen.cur.row < R->TermWin.nrow) 721 assert (screen.cur.row < nrow
765 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 722 && screen.cur.row >= -nsaved);
766#else /* drive with your eyes closed */
767 MIN_IT(R->screen.cur.col, last_col - 1);
768 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
769 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
770#endif 723#endif
771 row = R->screen.cur.row + R->TermWin.saveLines; 724 row = screen.cur.row;
772 725
773 checksel = (R->selection.op 726 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
774 && R->current_screen == R->selection.screen) ? 1 : 0;
775 clearsel = 0;
776 727
777 stp = R->screen.text[row]; 728 line_t *line = &ROW(row);
778 srp = R->screen.rend[row];
779 729
780 for (i = 0; i < len;) { 730 while (str < strend)
731 {
781 c = str[i++]; 732 c = *str++;
782 switch (c) { 733
783 case '\t': 734 if (c < 0x20)
784 rxvt_scr_tab(aR_ 1); 735 if (c == C0_LF)
736 {
737 if (!line->is_longer ()) /* XXX: think about this */
738 max_it (line->l, screen.cur.col);
739
740 screen.flags &= ~Screen_WrapNext;
741
742 if (screen.cur.row == screen.bscroll)
743 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
744 else if (screen.cur.row < (nrow - 1))
745 row = ++screen.cur.row;
746
747 line = &ROW(row); /* _must_ refresh */
785 continue; 748 continue;
786 case '\n': 749 }
750 else if (c == C0_CR)
751 {
787 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 752 if (!line->is_longer ()) /* XXX: think about this */
788 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 753 max_it (line->l, screen.cur.col);
754
789 R->screen.flags &= ~Screen_WrapNext; 755 screen.flags &= ~Screen_WrapNext;
790 if (R->screen.cur.row == R->screen.bscroll) 756 screen.cur.col = 0;
791 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
792 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
793 row = (++R->screen.cur.row) + R->TermWin.saveLines;
794 stp = R->screen.text[row]; /* _must_ refresh */
795 srp = R->screen.rend[row]; /* _must_ refresh */
796 continue; 757 continue;
797 case '\r': 758 }
798 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 759 else if (c == C0_HT)
799 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 760 {
800 R->screen.flags &= ~Screen_WrapNext; 761 scr_tab (1, true);
801 R->screen.cur.col = 0;
802 continue; 762 continue;
803 default:
804 if (c == 127)
805 continue; /* yummmm..... */
806 break;
807 } 763 }
808 764
809 if (checksel /* see if we're writing within selection */ 765 if (checksel /* see if we're writing within selection */
810 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 766 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
811 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 767 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
768 {
812 checksel = 0; 769 checksel = 0;
813 clearsel = 1;
814 } 770 /*
771 * If we wrote anywhere in the selected area, kill the selection
772 * XXX: should we kill the mark too? Possibly, but maybe that
773 * should be a similar check.
774 */
775 CLEAR_SELECTION ();
776 }
777
815 if (R->screen.flags & Screen_WrapNext) { 778 if (screen.flags & Screen_WrapNext)
816 R->screen.tlen[row] = -1;
817 if (R->screen.cur.row == R->screen.bscroll)
818 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
819 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
820 row = (++R->screen.cur.row) + R->TermWin.saveLines;
821 stp = R->screen.text[row]; /* _must_ refresh */
822 srp = R->screen.rend[row]; /* _must_ refresh */
823 R->screen.cur.col = 0;
824 R->screen.flags &= ~Screen_WrapNext;
825 } 779 {
826 if (R->screen.flags & Screen_Insert) 780 line->set_is_longer ();
827 rxvt_scr_insdel_chars(aR_ 1, INSERT);
828 781
782 scr_do_wrap ();
783
784 row = screen.cur.row;
785 line = &ROW(row); /* _must_ refresh */
786 }
787
788 // some utf-8 decoders "decode" surrogate characters: let's fix this.
789 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
790 c = 0xfffd;
791
792 // rely on wcwidth to tell us the character width, at least for non-latin1
793 // do wcwidth before further replacements, as wcwidth might return -1
794 // for the line drawing characters below as they might be invalid in the current
795 // locale.
796 int width = c < 0x100 ? 1 : wcwidth (c);
797
829 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 798 if (charsets[screen.charset] == '0') // DEC SPECIAL
830 switch (c) 799 {
800 // vt100 special graphics and line drawing
801 // 5f-7e standard vt100
802 // 40-5e rxvt extension for extra curses acs chars
803 static uint16_t vt100_0[62] = { // 41 .. 7e
804 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
805 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
806 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
807 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
808 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
809 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
810 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
811 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
812 };
813
814 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
831 { 815 {
832 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 816 c = vt100_0[c - 0x41];
833 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 817 width = 1; // vt100 line drawing characters are always single-width
834 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
835 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
836 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
837 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
838 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
839 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
840 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
841 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
842 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
843 } 818 }
819 }
844 820
845 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 821 if (screen.flags & Screen_Insert)
822 scr_insdel_chars (width, INSERT);
846 823
847 stp[R->screen.cur.col] = c; 824 if (width != 0)
848 srp[R->screen.cur.col] = rend;
849
850 if (c > 255)
851 { 825 {
852 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 826#if !UNICODE_3
853 int width = wcwidth (c); 827 // trim characters we can't store directly :(
828 if (c >= 0x10000)
829# if ENABLE_COMBINING
830 c = rxvt_composite.compose (c); // map to lower 16 bits
831# else
832 c = 0xfffd;
833# endif
834#endif
835
836 // nuke the character at this position, if required
837 if (line->t[screen.cur.col] == NOCHAR
838 || (screen.cur.col < ncol - 1
839 && line->t[screen.cur.col + 1] == NOCHAR))
854 840 {
841 int col = screen.cur.col;
842
843 // find begin
844 while (col > 0 && line->t[col] == NOCHAR)
845 col--;
846
847 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
848
849 // found begin, nuke
850 do {
851 line->t[col] = ' ';
852 line->r[col] = rend;
853 col++;
854 } while (col < ncol && line->t[col] == NOCHAR);
855 }
856
857 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
858
859 // if the character doesn't fit into the remaining columns...
860 if (screen.cur.col > last_col - width && last_col >= width)
861 {
862 // ...output spaces
863 c = ' ';
864 // and try the same character next loop iteration
865 --str;
866 }
867
868 do
869 {
870 line->t[screen.cur.col] = c;
871 line->r[screen.cur.col] = rend;
872
873 if (screen.cur.col < last_col - 1)
874 screen.cur.col++;
875 else
876 {
877 line->l = last_col;
878 if (screen.flags & Screen_Autowrap)
879 screen.flags |= Screen_WrapNext;
880 break;
881 }
882
883 c = NOCHAR;
884 }
885 while (--width > 0);
886
887 // pad with spaces when overwriting wide character with smaller one
855 if (width > 1) 888 if (!width)
889 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++)
856 { 890 {
857 while (--width > 0 && R->screen.cur.col < last_col - 1) 891 line->t[c] = ' ';
858 { 892 line->r[c] = rend;
859
860 srp[R->screen.cur.col] |= RS_wide;
861
862 R->screen.cur.col++;
863 stp[R->screen.cur.col] = NOCHAR;
864 srp[R->screen.cur.col] = rend;
865 }
866 } 893 }
894 }
895 else // width == 0
896 {
897#if ENABLE_COMBINING
898 // handle combining characters
899 // we just tag the accent on the previous on-screen character.
900 // this is arguably not correct, but also arguably not wrong.
901 // we don't handle double-width characters nicely yet.
902 text_t *tp;
903 rend_t *rp;
904
905 if (screen.cur.col > 0)
906 {
907 tp = line->t + screen.cur.col - 1;
908 rp = line->r + screen.cur.col - 1;
909
910 while (*tp == NOCHAR && tp > line->t)
911 tp--, rp--;
867 } 912 }
913 else if (screen.cur.row > 0
914 && ROW(screen.cur.row - 1).is_longer ())
915 {
916 line_t *line = &ROW(screen.cur.row - 1);
868 917
869 if (R->screen.cur.col < last_col - 1) 918 tp = line->t + last_col - 1;
870 R->screen.cur.col++; 919 rp = line->r + last_col - 1;
920
921 while (*tp == NOCHAR && tp > line->t)
922 tp--, rp--;
923 }
871 else { 924 else
872 R->screen.tlen[row] = last_col; 925 continue;
873 if (R->screen.flags & Screen_Autowrap)
874 R->screen.flags |= Screen_WrapNext;
875 }
876 }
877 if (R->screen.tlen[row] != -1) /* XXX: think about this */
878 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
879 926
880/* 927 // first try to find a precomposed character
881 * If we wrote anywhere in the selected area, kill the selection 928 unicode_t n = rxvt_compose (*tp, c);
882 * XXX: should we kill the mark too? Possibly, but maybe that 929 if (n == NOCHAR)
883 * should be a similar check. 930 n = rxvt_composite.compose (*tp, c);
884 */ 931
885 if (clearsel) 932 *tp = n;
886 CLEAR_SELECTION(R); 933 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
934#endif
935 }
936 }
937
938 if (!line->is_longer ()) /* XXX: think about this */
939 max_it (line->l, screen.cur.col);
887 940
888#ifdef DEBUG_STRICT 941#ifdef DEBUG_STRICT
889 assert(R->screen.cur.row >= 0); 942 assert (screen.cur.row >= 0);
890#else /* drive with your eyes closed */
891 MAX_IT(R->screen.cur.row, 0);
892#endif 943#endif
893} 944}
894 945
895/* ------------------------------------------------------------------------- */ 946/* ------------------------------------------------------------------------- */
896/* 947/*
897 * Process Backspace. Move back the cursor back a position, wrap if have to 948 * Process Backspace. Move back the cursor back a position, wrap if have to
898 * XTERM_SEQ: CTRL-H 949 * XTERM_SEQ: CTRL-H
899 */ 950 */
900/* EXTPROTO */
901void 951void
902rxvt_scr_backspace(pR) 952rxvt_term::scr_backspace ()
903{ 953{
904 R->want_refresh = 1; 954 want_refresh = 1;
955
905 if (R->screen.cur.col == 0) { 956 if (screen.cur.col == 0)
957 {
906 if (R->screen.cur.row > 0) { 958 if (screen.cur.row > 0)
959 {
907#ifdef TERMCAP_HAS_BW 960#ifdef TERMCAP_HAS_BW
908 R->screen.cur.col = R->TermWin.ncol - 1; 961 screen.cur.col = ncol - 1;
909 R->screen.cur.row--; 962 screen.cur.row--;
910 return; 963 return;
911#endif 964#endif
912 } 965 }
966 }
913 } else if ((R->screen.flags & Screen_WrapNext) == 0) 967 else if (!(screen.flags & Screen_WrapNext))
914 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 968 scr_gotorc (0, -1, RELATIVE);
969
915 R->screen.flags &= ~Screen_WrapNext; 970 screen.flags &= ~Screen_WrapNext;
916} 971}
917 972
918/* ------------------------------------------------------------------------- */ 973/* ------------------------------------------------------------------------- */
919/* 974/*
920 * Process Horizontal Tab 975 * Process Horizontal Tab
921 * count: +ve = forward; -ve = backwards 976 * count: +ve = forward; -ve = backwards
922 * XTERM_SEQ: CTRL-I 977 * XTERM_SEQ: CTRL-I
923 */ 978 */
924/* EXTPROTO */
925void 979void
926rxvt_scr_tab(pR_ int count) 980rxvt_term::scr_tab (int count, bool ht)
927{ 981{
928 int i, x; 982 int i, x;
929 983
930 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
931 R->want_refresh = 1; 984 want_refresh = 1;
932 i = x = R->screen.cur.col; 985 i = x = screen.cur.col;
986
933 if (count == 0) 987 if (count == 0)
934 return; 988 return;
935 else if (count > 0) { 989 else if (count > 0)
990 {
991 int row = screen.cur.row;
992
993 line_t &l = ROW(row);
994 rend_t base_rend = l.r[i];
995 ht &= l.t[i] == ' ';
996
936 for (; ++i < R->TermWin.ncol; ) 997 for (; ++i < ncol; )
937 if (R->tabs[i]) { 998 if (tabs[i])
999 {
938 x = i; 1000 x = i;
939 if (!--count) 1001 if (!--count)
940 break; 1002 break;
1003 }
1004 else
1005 ht &= l.t[i] == ' '
1006 && RS_SAME (l.r[i], base_rend);
1007
1008 if (count)
1009 x = ncol - 1;
1010
1011 // store horizontal tab commands as characters inside the text
1012 // buffer so they can be selected and pasted.
1013 if (ht && options & Opt_pastableTabs)
1014 {
1015 base_rend = SET_FONT (base_rend, 0);
1016
1017 if (!l.is_longer ()) /* XXX: think about this */
1018 max_it (l.l, x);
1019
1020 i = screen.cur.col;
1021
1022 l.t[i] = '\t';
1023 l.r[i] = base_rend;
1024
1025 while (++i < x)
1026 {
1027 l.t[i] = NOCHAR;
1028 l.r[i] = base_rend;
941 } 1029 }
942 if (count) 1030 }
943 x = R->TermWin.ncol - 1; 1031 }
944 } else /* if (count < 0) */ { 1032 else /* if (count < 0) */
1033 {
945 for (; --i >= 0; ) 1034 for (; --i >= 0; )
946 if (R->tabs[i]) { 1035 if (tabs[i])
947 x = i;
948 if (!++count)
949 break;
950 } 1036 {
951 if (count)
952 x = 0; 1037 x = i;
1038 if (!++count)
1039 break;
1040 }
1041
1042 if (count)
1043 x = 0;
953 } 1044 }
1045
954 if (x != R->screen.cur.col) 1046 if (x != screen.cur.col)
955 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1047 scr_gotorc (0, x, R_RELATIVE);
956} 1048}
957 1049
958/* ------------------------------------------------------------------------- */ 1050/* ------------------------------------------------------------------------- */
959/* 1051/*
960 * Process DEC Back Index 1052 * Process DEC Back Index
961 * XTERM_SEQ: ESC 6 1053 * XTERM_SEQ: ESC 6
962 * Move cursor left in row. If we're at the left boundary, shift everything 1054 * Move cursor left in row. If we're at the left boundary, shift everything
963 * in that row right. Clear left column. 1055 * in that row right. Clear left column.
964 */ 1056 */
965#ifndef NO_FRILLS 1057#if ENABLE_FRILLS
966/* EXTPROTO */
967void 1058void
968rxvt_scr_backindex(pR) 1059rxvt_term::scr_backindex ()
969{ 1060{
970 if (R->screen.cur.col > 0) 1061 if (screen.cur.col > 0)
971 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1062 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
972 else { 1063 else
973 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
974 return; /* um, yeah? */
975 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1064 scr_insdel_chars (1, INSERT);
976 }
977} 1065}
978#endif 1066#endif
979/* ------------------------------------------------------------------------- */ 1067/* ------------------------------------------------------------------------- */
980/* 1068/*
981 * Process DEC Forward Index 1069 * Process DEC Forward Index
982 * XTERM_SEQ: ESC 9 1070 * XTERM_SEQ: ESC 9
983 * Move cursor right in row. If we're at the right boundary, shift everything 1071 * Move cursor right in row. If we're at the right boundary, shift everything
984 * in that row left. Clear right column. 1072 * in that row left. Clear right column.
985 */ 1073 */
986#ifndef NO_FRILLS 1074#if ENABLE_FRILLS
987/* EXTPROTO */
988void 1075void
989rxvt_scr_forwardindex(pR) 1076rxvt_term::scr_forwardindex ()
990{ 1077{
991 int row; 1078 int row;
992 1079
993 if (R->screen.cur.col < R->TermWin.ncol - 1) 1080 if (screen.cur.col < ncol - 1)
994 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1081 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
995 else { 1082 else
996 row = R->screen.cur.row + R->TermWin.saveLines; 1083 {
997 if (R->screen.tlen[row] == 0) 1084 row = screen.cur.row;
998 return; /* um, yeah? */ 1085
999 else if (R->screen.tlen[row] == -1) 1086 if (ROW(row).is_longer ()) //TODO//FIXME//LEN
1000 R->screen.tlen[row] = R->TermWin.ncol; 1087 ROW(row).l = ncol;
1088
1001 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1089 scr_gotorc (0, 0, R_RELATIVE);
1002 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1090 scr_insdel_chars (1, DELETE);
1003 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1091 scr_gotorc (0, ncol - 1, R_RELATIVE);
1004 } 1092 }
1005} 1093}
1006#endif 1094#endif
1007 1095
1008/* ------------------------------------------------------------------------- */ 1096/* ------------------------------------------------------------------------- */
1009/* 1097/*
1010 * Goto Row/Column 1098 * Goto Row/Column
1011 */ 1099 */
1012/* EXTPROTO */
1013void 1100void
1014rxvt_scr_gotorc(pR_ int row, int col, int relative) 1101rxvt_term::scr_gotorc (int row, int col, int relative)
1015{ 1102{
1016 R->want_refresh = 1; 1103 want_refresh = 1;
1017 ZERO_SCROLLBACK(R); 1104 ZERO_SCROLLBACK ();
1018#ifdef RXVT_GRAPHICS
1019 if (rxvt_Gr_Displayed(aR))
1020 rxvt_Gr_scroll(aR_ 0);
1021#endif
1022 1105
1023 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));
1024
1025 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1106 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1026 : col); 1107 clamp_it (screen.cur.col, 0, ncol - 1);
1027 MAX_IT(R->screen.cur.col, 0);
1028 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1029 1108
1030 R->screen.flags &= ~Screen_WrapNext; 1109 screen.flags &= ~Screen_WrapNext;
1110
1031 if (relative & R_RELATIVE) { 1111 if (relative & R_RELATIVE)
1112 {
1032 if (row > 0) { 1113 if (row > 0)
1114 {
1033 if (R->screen.cur.row <= R->screen.bscroll 1115 if (screen.cur.row <= screen.bscroll
1034 && (R->screen.cur.row + row) > R->screen.bscroll) 1116 && (screen.cur.row + row) > screen.bscroll)
1035 R->screen.cur.row = R->screen.bscroll; 1117 screen.cur.row = screen.bscroll;
1036 else 1118 else
1037 R->screen.cur.row += row;
1038 } else if (row < 0) {
1039 if (R->screen.cur.row >= R->screen.tscroll
1040 && (R->screen.cur.row + row) < R->screen.tscroll)
1041 R->screen.cur.row = R->screen.tscroll;
1042 else
1043 R->screen.cur.row += row;
1044 }
1045 } else {
1046 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1047 R->screen.cur.row = row + R->screen.tscroll;
1048 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1049 } else
1050 R->screen.cur.row = row; 1119 screen.cur.row += row;
1120 }
1121 else if (row < 0)
1122 {
1123 if (screen.cur.row >= screen.tscroll
1124 && (screen.cur.row + row) < screen.tscroll)
1125 screen.cur.row = screen.tscroll;
1126 else
1127 screen.cur.row += row;
1128 }
1129 }
1130 else
1051 } 1131 {
1052 MAX_IT(R->screen.cur.row, 0); 1132 if (screen.flags & Screen_Relative)
1053 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1133 { /* relative origin mode */
1054} 1134 screen.cur.row = row + screen.tscroll;
1135 min_it (screen.cur.row, screen.bscroll);
1136 }
1137 else
1138 screen.cur.row = row;
1139 }
1055 1140
1141 clamp_it (screen.cur.row, 0, nrow - 1);
1142}
1143
1056/* ------------------------------------------------------------------------- */ 1144/* ------------------------------------------------------------------------- */
1057/* 1145/*
1058 * direction should be UP or DN 1146 * direction should be UP or DN
1059 */ 1147 */
1060/* EXTPROTO */
1061void 1148void
1062rxvt_scr_index(pR_ enum page_dirn direction) 1149rxvt_term::scr_index (enum page_dirn direction)
1063{ 1150{
1064 int dirn; 1151 int dirn;
1065 1152
1066 R->want_refresh = 1; 1153 want_refresh = 1;
1154 ZERO_SCROLLBACK ();
1155
1067 dirn = ((direction == UP) ? 1 : -1); 1156 dirn = ((direction == UP) ? 1 : -1);
1068 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1069 1157
1070 ZERO_SCROLLBACK(R);
1071
1072#ifdef RXVT_GRAPHICS
1073 if (rxvt_Gr_Displayed(aR))
1074 rxvt_Gr_scroll(aR_ 0);
1075#endif
1076
1077 R->screen.flags &= ~Screen_WrapNext; 1158 screen.flags &= ~Screen_WrapNext;
1159
1078 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1160 if ((screen.cur.row == screen.bscroll && direction == UP)
1079 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1161 || (screen.cur.row == screen.tscroll && direction == DN))
1080 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1162 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1081 else 1163 else
1082 R->screen.cur.row += dirn; 1164 screen.cur.row += dirn;
1083 MAX_IT(R->screen.cur.row, 0); 1165
1084 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1166 clamp_it (screen.cur.row, 0, nrow - 1);
1085 rxvt_selection_check(aR_ 0); 1167 selection_check (0);
1086} 1168}
1087 1169
1088/* ------------------------------------------------------------------------- */ 1170/* ------------------------------------------------------------------------- */
1089/* 1171/*
1090 * Erase part or whole of a line 1172 * Erase part or whole of a line
1091 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1173 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1092 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1174 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1093 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1175 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1094 */ 1176 */
1095/* EXTPROTO */
1096void 1177void
1097rxvt_scr_erase_line(pR_ int mode) 1178rxvt_term::scr_erase_line (int mode)
1098{ 1179{
1099 unsigned int row, col, num; 1180 unsigned int row, col, num;
1100 1181
1101 R->want_refresh = 1; 1182 want_refresh = 1;
1102 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1103 ZERO_SCROLLBACK(R); 1183 ZERO_SCROLLBACK ();
1104 1184
1105#ifdef RXVT_GRAPHICS
1106 if (rxvt_Gr_Displayed(aR))
1107 rxvt_Gr_scroll(aR_ 0);
1108#endif
1109
1110 rxvt_selection_check(aR_ 1); 1185 selection_check (1);
1111 1186
1112 R->screen.flags &= ~Screen_WrapNext; 1187 row = screen.cur.row;
1113 1188
1114 row = R->TermWin.saveLines + R->screen.cur.row;
1115 switch (mode) { 1189 switch (mode)
1190 {
1116 case 0: /* erase to end of line */ 1191 case 0: /* erase to end of line */
1117 col = R->screen.cur.col; 1192 col = screen.cur.col;
1118 num = R->TermWin.ncol - col; 1193 num = ncol - col;
1119 MIN_IT(R->screen.tlen[row], (int16_t)col); 1194 min_it (ROW(row).l, col);
1120 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1195 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1121 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1196 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1122 CLEAR_SELECTION(R); 1197 CLEAR_SELECTION ();
1123 break; 1198 break;
1124 case 1: /* erase to beginning of line */ 1199 case 1: /* erase to beginning of line */
1125 col = 0; 1200 col = 0;
1126 num = R->screen.cur.col + 1; 1201 num = screen.cur.col + 1;
1127 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1202 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1128 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1203 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1129 CLEAR_SELECTION(R); 1204 CLEAR_SELECTION ();
1130 break; 1205 break;
1131 case 2: /* erase whole line */ 1206 case 2: /* erase whole line */
1132 col = 0; 1207 col = 0;
1133 num = R->TermWin.ncol; 1208 num = ncol;
1134 R->screen.tlen[row] = 0; 1209 ROW(row).l = 0;
1135 if (R->selection.beg.row <= R->screen.cur.row 1210 if (selection.beg.row <= screen.cur.row
1136 && R->selection.end.row >= R->screen.cur.row) 1211 && selection.end.row >= screen.cur.row)
1137 CLEAR_SELECTION(R); 1212 CLEAR_SELECTION ();
1138 break; 1213 break;
1139 default: 1214 default:
1140 return; 1215 return;
1141 } 1216 }
1142 if (R->screen.text[row]) 1217
1143 rxvt_blank_line(aR_ 1218 scr_blank_line (ROW(row), col, num, rstyle);
1144 &(R->screen.text[row][col]),
1145 &(R->screen.rend[row][col]), num, R->rstyle);
1146 else
1147 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1148 R->rstyle);
1149} 1219}
1150 1220
1151/* ------------------------------------------------------------------------- */ 1221/* ------------------------------------------------------------------------- */
1152/* 1222/*
1153 * Erase part of whole of the screen 1223 * Erase part of whole of the screen
1154 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1224 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1155 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1225 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1156 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1226 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1157 */ 1227 */
1158/* EXTPROTO */
1159void 1228void
1160rxvt_scr_erase_screen(pR_ int mode) 1229rxvt_term::scr_erase_screen (int mode)
1161{ 1230{
1162 int num; 1231 int num;
1163 int32_t row, row_offset; 1232 int32_t row;
1164 rend_t ren; 1233 rend_t ren;
1165 XGCValues gcvalue; 1234 XGCValues gcvalue;
1166 1235
1167 R->want_refresh = 1; 1236 want_refresh = 1;
1168 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1169 ZERO_SCROLLBACK(R); 1237 ZERO_SCROLLBACK ();
1170 row_offset = (int32_t)R->TermWin.saveLines;
1171 1238
1172 switch (mode) { 1239 switch (mode)
1240 {
1173 case 0: /* erase to end of screen */ 1241 case 0: /* erase to end of screen */
1174 rxvt_selection_check(aR_ 1); 1242 selection_check (1);
1175 rxvt_scr_erase_line(aR_ 0); 1243 scr_erase_line (0);
1176 row = R->screen.cur.row + 1; /* possible OOB */ 1244 row = screen.cur.row + 1; /* possible OOB */
1177 num = R->TermWin.nrow - row; 1245 num = nrow - row;
1178 break; 1246 break;
1179 case 1: /* erase to beginning of screen */ 1247 case 1: /* erase to beginning of screen */
1180 rxvt_selection_check(aR_ 3); 1248 selection_check (3);
1181 rxvt_scr_erase_line(aR_ 1); 1249 scr_erase_line (1);
1182 row = 0; 1250 row = 0;
1183 num = R->screen.cur.row; 1251 num = screen.cur.row;
1184 break; 1252 break;
1185 case 2: /* erase whole screen */ 1253 case 2: /* erase whole screen */
1186 rxvt_selection_check(aR_ 3); 1254 selection_check (3);
1187#ifdef RXVT_GRAPHICS
1188 rxvt_Gr_ClearScreen(aR);
1189#endif
1190 row = 0; 1255 row = 0;
1191 num = R->TermWin.nrow; 1256 num = nrow;
1192 break; 1257 break;
1193 default: 1258 default:
1194 return; 1259 return;
1195 } 1260 }
1196 R->refresh_type |= REFRESH_BOUNDS; 1261
1197 if (R->selection.op && R->current_screen == R->selection.screen 1262 if (selection.op && current_screen == selection.screen
1198 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1263 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1199 || (R->selection.end.row >= row 1264 || (selection.end.row >= row
1200 && R->selection.end.row <= row + num))) 1265 && selection.end.row <= row + num)))
1201 CLEAR_SELECTION(R); 1266 CLEAR_SELECTION ();
1267
1202 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1268 if (row >= nrow) /* Out Of Bounds */
1203 return; 1269 return;
1204 MIN_IT(num, (R->TermWin.nrow - row)); 1270
1271 min_it (num, nrow - row);
1272
1205 if (R->rstyle & (RS_RVid | RS_Uline)) 1273 if (rstyle & (RS_RVid | RS_Uline))
1206 ren = (rend_t) ~RS_None; 1274 ren = (rend_t) ~RS_None;
1207 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1275 else if (GET_BASEBG (rstyle) == Color_bg)
1276 {
1208 ren = DEFAULT_RSTYLE; 1277 ren = DEFAULT_RSTYLE;
1209 CLEAR_ROWS(row, num); 1278 CLEAR_ROWS (row, num);
1210 } else { 1279 }
1280 else
1281 {
1211 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1282 ren = rstyle & (RS_fgMask | RS_bgMask);
1212 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1283 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)];
1213 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1284 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1214 ERASE_ROWS(row, num); 1285 ERASE_ROWS (row, num);
1215 gcvalue.foreground = R->PixColors[Color_fg]; 1286 gcvalue.foreground = pix_colors[Color_fg];
1216 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1287 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1217 } 1288 }
1289
1218 for (; num--; row++) { 1290 for (; num--; row++)
1219 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1220 (unsigned int)(row + row_offset), R->rstyle);
1221 R->screen.tlen[row + row_offset] = 0;
1222 rxvt_blank_line(aR_
1223 R->drawn_text[row], R->drawn_rend[row],
1224 (unsigned int)R->TermWin.ncol, ren);
1225 } 1291 {
1292 scr_blank_screen_mem (ROW (row), rstyle);
1293 ROW (row).l = 0;
1294 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1295 }
1226} 1296}
1297
1298#if ENABLE_FRILLS
1299void
1300rxvt_term::scr_erase_savelines ()
1301{
1302 want_refresh = 1;
1303 ZERO_SCROLLBACK ();
1304
1305 nsaved = 0;
1306}
1307#endif
1227 1308
1228/* ------------------------------------------------------------------------- */ 1309/* ------------------------------------------------------------------------- */
1229/* 1310/*
1230 * Fill the screen with `E's 1311 * Fill the screen with `E's
1231 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1312 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1232 */ 1313 */
1233/* EXTPROTO */
1234void 1314void
1235rxvt_scr_E(pR) 1315rxvt_term::scr_E ()
1236{ 1316{
1237 int i, j, k; 1317 rend_t fs;
1238 rend_t *r1, fs;
1239 1318
1240 R->want_refresh = 1; 1319 want_refresh = 1;
1241 R->num_scr_allow = 0;
1242 ZERO_SCROLLBACK(R); 1320 ZERO_SCROLLBACK ();
1321
1322 num_scr_allow = 0;
1243 rxvt_selection_check(aR_ 3); 1323 selection_check (3);
1244 1324
1245 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1325 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1246 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1326 for (int row = nrow; row--; )
1247 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1327 {
1248 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1328 line_t &line = ROW(row);
1249 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1329
1330 fill_text (line.t, 'E', ncol);
1331 rend_t *r1 = line.r;
1332
1333 for (int j = ncol; j--; )
1250 *r1++ = fs; 1334 *r1++ = fs;
1335
1336 line.l = ncol; /* make the `E's selectable */
1251 } 1337 }
1252} 1338}
1253 1339
1254/* ------------------------------------------------------------------------- */ 1340/* ------------------------------------------------------------------------- */
1255/* 1341/*
1256 * Insert/Delete <count> lines 1342 * Insert/Delete <count> lines
1257 */ 1343 */
1258/* EXTPROTO */
1259void 1344void
1260rxvt_scr_insdel_lines(pR_ int count, int insdel) 1345rxvt_term::scr_insdel_lines (int count, int insdel)
1261{ 1346{
1262 int end; 1347 int end;
1263 1348
1264 ZERO_SCROLLBACK(R); 1349 ZERO_SCROLLBACK ();
1265 1350
1266#ifdef RXVT_GRAPHICS
1267 if (rxvt_Gr_Displayed(aR))
1268 rxvt_Gr_scroll(aR_ 0);
1269#endif
1270
1271 rxvt_selection_check(aR_ 1); 1351 selection_check (1);
1272 1352
1273 if (R->screen.cur.row > R->screen.bscroll) 1353 if (screen.cur.row > screen.bscroll)
1354 return;
1355
1356 end = screen.bscroll - screen.cur.row + 1;
1357 if (count > end)
1358 {
1359 if (insdel == DELETE)
1274 return; 1360 return;
1275
1276 end = R->screen.bscroll - R->screen.cur.row + 1;
1277 if (count > end) {
1278 if (insdel == DELETE)
1279 return;
1280 else if (insdel == INSERT) 1361 else if (insdel == INSERT)
1281 count = end; 1362 count = end;
1282 } 1363 }
1283 R->screen.flags &= ~Screen_WrapNext;
1284 1364
1365 scr_do_wrap ();
1366
1285 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1367 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1286 0);
1287} 1368}
1288 1369
1289/* ------------------------------------------------------------------------- */ 1370/* ------------------------------------------------------------------------- */
1290/* 1371/*
1291 * Insert/Delete <count> characters from the current position 1372 * Insert/Delete <count> characters from the current position
1292 */ 1373 */
1293/* EXTPROTO */
1294void 1374void
1295rxvt_scr_insdel_chars(pR_ int count, int insdel) 1375rxvt_term::scr_insdel_chars (int count, int insdel)
1296{ 1376{
1297 int col, row; 1377 int col, row;
1298 rend_t tr; 1378 rend_t tr;
1299 text_t *stp;
1300 rend_t *srp;
1301 int16_t *slp;
1302 1379
1303 R->want_refresh = 1; 1380 want_refresh = 1;
1304 ZERO_SCROLLBACK(R); 1381 ZERO_SCROLLBACK ();
1305 1382
1306#ifdef RXVT_GRAPHICS
1307 if (rxvt_Gr_Displayed(aR))
1308 rxvt_Gr_scroll(aR_ 0);
1309#endif
1310
1311 if (count <= 0) 1383 if (count <= 0)
1312 return; 1384 return;
1313 1385
1386 scr_do_wrap ();
1387
1314 rxvt_selection_check(aR_ 1); 1388 selection_check (1);
1315 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1389 min_it (count, ncol - screen.cur.col);
1316 1390
1317 row = R->screen.cur.row + R->TermWin.saveLines; 1391 row = screen.cur.row;
1318 R->screen.flags &= ~Screen_WrapNext;
1319 1392
1320 stp = R->screen.text[row]; 1393 line_t *line = &ROW(row);
1321 srp = R->screen.rend[row]; 1394
1322 slp = &(R->screen.tlen[row]);
1323 switch (insdel) { 1395 switch (insdel)
1396 {
1324 case INSERT: 1397 case INSERT:
1325 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1398 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1326 col--) { 1399 {
1327 stp[col] = stp[col - count]; 1400 line->t[col] = line->t[col - count];
1328 srp[col] = srp[col - count]; 1401 line->r[col] = line->r[col - count];
1329 } 1402 }
1330 if (*slp != -1) { 1403
1404 if (!line->is_longer ())
1405 {
1331 *slp += count; 1406 line->l += count;
1332 MIN_IT(*slp, R->TermWin.ncol); 1407 min_it (line->l, ncol);
1333 } 1408 }
1409
1334 if (R->selection.op && R->current_screen == R->selection.screen 1410 if (selection.op && current_screen == selection.screen
1335 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1411 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1412 {
1336 if (R->selection.end.row != R->screen.cur.row 1413 if (selection.end.row != screen.cur.row
1337 || (R->selection.end.col + count >= R->TermWin.ncol)) 1414 || (selection.end.col + count >= ncol))
1338 CLEAR_SELECTION(R); 1415 CLEAR_SELECTION ();
1416 else
1339 else { /* shift selection */ 1417 { /* shift selection */
1340 R->selection.beg.col += count; 1418 selection.beg.col += count;
1341 R->selection.mark.col += count; /* XXX: yes? */ 1419 selection.mark.col += count; /* XXX: yes? */
1342 R->selection.end.col += count; 1420 selection.end.col += count;
1343 } 1421 }
1344 } 1422 }
1345 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1423
1346 (unsigned int)count, R->rstyle); 1424 scr_blank_line (*line, screen.cur.col, count, rstyle);
1347 break; 1425 break;
1426
1348 case ERASE: 1427 case ERASE:
1349 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1428 screen.cur.col += count; /* don't worry if > ncol */
1350 rxvt_selection_check(aR_ 1); 1429 selection_check (1);
1351 R->screen.cur.col -= count; 1430 screen.cur.col -= count;
1352 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1431 scr_blank_line (*line, screen.cur.col, count, rstyle);
1353 (unsigned int)count, R->rstyle);
1354 break; 1432 break;
1433
1355 case DELETE: 1434 case DELETE:
1356 tr = srp[R->TermWin.ncol - 1]
1357 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1435 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1436
1358 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1437 for (col = screen.cur.col; (col + count) < ncol; col++)
1438 {
1359 stp[col] = stp[col + count]; 1439 line->t[col] = line->t[col + count];
1360 srp[col] = srp[col + count]; 1440 line->r[col] = line->r[col + count];
1441 }
1442
1443 scr_blank_line (*line, ncol - count, count, tr);
1444
1445 if (line->is_longer ()) /* break line continuation */
1446 line->l = ncol;
1361 } 1447
1362 rxvt_blank_line(aR_ 1448 line->l = max (line->l - count, 0);
1363 &(stp[R->TermWin.ncol - count]), 1449
1364 &(srp[R->TermWin.ncol - count]),
1365 (unsigned int)count, tr);
1366 if (*slp == -1) /* break line continuation */
1367 *slp = R->TermWin.ncol;
1368 *slp -= count;
1369 MAX_IT(*slp, 0);
1370 if (R->selection.op && R->current_screen == R->selection.screen 1450 if (selection.op && current_screen == selection.screen
1371 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1451 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1452 {
1372 if (R->selection.end.row != R->screen.cur.row 1453 if (selection.end.row != screen.cur.row
1373 || (R->screen.cur.col >= R->selection.beg.col - count) 1454 || (screen.cur.col >= selection.beg.col - count)
1374 || R->selection.end.col >= R->TermWin.ncol) 1455 || selection.end.col >= ncol)
1375 CLEAR_SELECTION(R); 1456 CLEAR_SELECTION ();
1376 else { 1457 else
1458 {
1377 /* shift selection */ 1459 /* shift selection */
1378 R->selection.beg.col -= count; 1460 selection.beg.col -= count;
1379 R->selection.mark.col -= count; /* XXX: yes? */ 1461 selection.mark.col -= count; /* XXX: yes? */
1380 R->selection.end.col -= count; 1462 selection.end.col -= count;
1381 } 1463 }
1382 } 1464 }
1465
1383 break; 1466 break;
1384 } 1467 }
1385} 1468}
1386 1469
1387/* ------------------------------------------------------------------------- */ 1470/* ------------------------------------------------------------------------- */
1388/* 1471/*
1389 * Set the scrolling region 1472 * Set the scrolling region
1390 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1473 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1391 */ 1474 */
1392/* EXTPROTO */
1393void 1475void
1394rxvt_scr_scroll_region(pR_ int top, int bot) 1476rxvt_term::scr_scroll_region (int top, int bot)
1395{ 1477{
1396 MAX_IT(top, 0); 1478 max_it (top, 0);
1397 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1479 min_it (bot, nrow - 1);
1480
1398 if (top > bot) 1481 if (top > bot)
1399 return; 1482 return;
1483
1400 R->screen.tscroll = top; 1484 screen.tscroll = top;
1401 R->screen.bscroll = bot; 1485 screen.bscroll = bot;
1402 rxvt_scr_gotorc(aR_ 0, 0, 0); 1486 scr_gotorc (0, 0, 0);
1403} 1487}
1404 1488
1405/* ------------------------------------------------------------------------- */ 1489/* ------------------------------------------------------------------------- */
1406/* 1490/*
1407 * Make the cursor visible/invisible 1491 * Make the cursor visible/invisible
1408 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1492 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1409 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1493 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1410 */ 1494 */
1411/* EXTPROTO */
1412void 1495void
1413rxvt_scr_cursor_visible(pR_ int mode) 1496rxvt_term::scr_cursor_visible (int mode)
1414{ 1497{
1415 R->want_refresh = 1; 1498 want_refresh = 1;
1499
1416 if (mode) 1500 if (mode)
1417 R->screen.flags |= Screen_VisibleCursor; 1501 screen.flags |= Screen_VisibleCursor;
1418 else 1502 else
1419 R->screen.flags &= ~Screen_VisibleCursor; 1503 screen.flags &= ~Screen_VisibleCursor;
1420} 1504}
1421 1505
1422/* ------------------------------------------------------------------------- */ 1506/* ------------------------------------------------------------------------- */
1423/* 1507/*
1424 * Set/unset automatic wrapping 1508 * Set/unset automatic wrapping
1425 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1509 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1426 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1510 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1427 */ 1511 */
1428/* EXTPROTO */
1429void 1512void
1430rxvt_scr_autowrap(pR_ int mode) 1513rxvt_term::scr_autowrap (int mode)
1431{ 1514{
1432 if (mode) 1515 if (mode)
1433 R->screen.flags |= Screen_Autowrap; 1516 screen.flags |= Screen_Autowrap;
1434 else 1517 else
1435 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1518 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1436} 1519}
1437 1520
1438/* ------------------------------------------------------------------------- */ 1521/* ------------------------------------------------------------------------- */
1439/* 1522/*
1440 * Set/unset margin origin mode 1523 * Set/unset margin origin mode
… …
1443 * Relative mode: line numbers are relative to top margin of scrolling region 1526 * Relative mode: line numbers are relative to top margin of scrolling region
1444 * and the cursor cannot be moved outside. 1527 * and the cursor cannot be moved outside.
1445 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1528 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1446 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1529 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1447 */ 1530 */
1448/* EXTPROTO */
1449void 1531void
1450rxvt_scr_relative_origin(pR_ int mode) 1532rxvt_term::scr_relative_origin (int mode)
1451{ 1533{
1452 if (mode) 1534 if (mode)
1453 R->screen.flags |= Screen_Relative; 1535 screen.flags |= Screen_Relative;
1454 else 1536 else
1455 R->screen.flags &= ~Screen_Relative; 1537 screen.flags &= ~Screen_Relative;
1538
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1539 scr_gotorc (0, 0, 0);
1457} 1540}
1458 1541
1459/* ------------------------------------------------------------------------- */ 1542/* ------------------------------------------------------------------------- */
1460/* 1543/*
1461 * Set insert/replace mode 1544 * Set insert/replace mode
1462 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1545 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1463 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1546 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1464 */ 1547 */
1465/* EXTPROTO */
1466void 1548void
1467rxvt_scr_insert_mode(pR_ int mode) 1549rxvt_term::scr_insert_mode (int mode)
1468{ 1550{
1469 if (mode) 1551 if (mode)
1470 R->screen.flags |= Screen_Insert; 1552 screen.flags |= Screen_Insert;
1471 else 1553 else
1472 R->screen.flags &= ~Screen_Insert; 1554 screen.flags &= ~Screen_Insert;
1473} 1555}
1474 1556
1475/* ------------------------------------------------------------------------- */ 1557/* ------------------------------------------------------------------------- */
1476/* 1558/*
1477 * Set/Unset tabs 1559 * Set/Unset tabs
1478 * XTERM_SEQ: Set tab at current column : ESC H 1560 * XTERM_SEQ: Set tab at current column : ESC H
1479 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1561 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1480 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1562 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1481 */ 1563 */
1482/* EXTPROTO */
1483void 1564void
1484rxvt_scr_set_tab(pR_ int mode) 1565rxvt_term::scr_set_tab (int mode)
1485{ 1566{
1486 if (mode < 0) 1567 if (mode < 0)
1487 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1568 memset (tabs, 0, ncol * sizeof (char));
1488 else if (R->screen.cur.col < R->TermWin.ncol) 1569 else if (screen.cur.col < ncol)
1489 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1570 tabs[screen.cur.col] = (mode ? 1 : 0);
1490} 1571}
1491 1572
1492/* ------------------------------------------------------------------------- */ 1573/* ------------------------------------------------------------------------- */
1493/* 1574/*
1494 * Set reverse/normal video 1575 * Set reverse/normal video
1495 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1576 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1496 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1577 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1497 */ 1578 */
1498/* EXTPROTO */
1499void 1579void
1500rxvt_scr_rvideo_mode(pR_ int mode) 1580rxvt_term::scr_rvideo_mode (int mode)
1501{ 1581{
1502 XGCValues gcvalue; 1582 XGCValues gcvalue;
1503 1583
1504 if (R->rvideo != mode) { 1584 if (rvideo != mode)
1585 {
1505 R->rvideo = mode; 1586 rvideo = mode;
1506 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1587 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1507#if defined(XPM_BACKGROUND) 1588#if XPM_BACKGROUND
1508 if (R->bgPixmap.pixmap == None) 1589 if (bgPixmap.pixmap == None)
1509#endif 1590#endif
1510#if defined(TRANSPARENT) 1591#if TRANSPARENT
1511 if (!(R->Options & Opt_transparent) || R->am_transparent == 0) 1592 if (! (options & Opt_transparent) || am_transparent == 0)
1512#endif 1593#endif
1513 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 1594 XSetWindowBackground (display->display, vt,
1514 R->PixColors[Color_bg]); 1595 pix_colors[Color_bg]);
1515 1596
1516 gcvalue.foreground = R->PixColors[Color_fg]; 1597 gcvalue.foreground = pix_colors[Color_fg];
1517 gcvalue.background = R->PixColors[Color_bg]; 1598 gcvalue.background = pix_colors[Color_bg];
1518 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1599 XChangeGC (display->display, gc, GCBackground | GCForeground,
1519 &gcvalue); 1600 &gcvalue);
1520 rxvt_scr_clear(aR); 1601 scr_clear ();
1521 rxvt_scr_touch(aR_ True); 1602 scr_touch (true);
1522 } 1603 }
1523} 1604}
1524 1605
1525/* ------------------------------------------------------------------------- */ 1606/* ------------------------------------------------------------------------- */
1526/* 1607/*
1527 * Report current cursor position 1608 * Report current cursor position
1528 * XTERM_SEQ: Report position: ESC [ 6 n 1609 * XTERM_SEQ: Report position: ESC [ 6 n
1529 */ 1610 */
1530/* EXTPROTO */
1531void 1611void
1532rxvt_scr_report_position(pR) 1612rxvt_term::scr_report_position ()
1533{ 1613{
1534 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1614 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1535} 1615}
1536 1616
1537/* ------------------------------------------------------------------------- * 1617/* ------------------------------------------------------------------------- *
1538 * FONTS * 1618 * FONTS *
1539 * ------------------------------------------------------------------------- */ 1619 * ------------------------------------------------------------------------- */
1540 1620
1541/* 1621/*
1542 * Set font style 1622 * Set font style
1543 */ 1623 */
1544/* INTPROTO */
1545void 1624void
1546rxvt_set_font_style(pR) 1625rxvt_term::set_font_style ()
1547{ 1626{
1548 switch (R->charsets[R->screen.charset]) { 1627 switch (charsets[screen.charset])
1628 {
1549 case '0': /* DEC Special Character & Line Drawing Set */ 1629 case '0': /* DEC Special Character & Line Drawing Set */
1550 break; 1630 break;
1551 case 'A': /* United Kingdom (UK) */ 1631 case 'A': /* United Kingdom (UK) */
1552 break; 1632 break;
1553 case 'B': /* United States (USASCII) */ 1633 case 'B': /* United States (USASCII) */
1554 break; 1634 break;
1555 case '<': /* Multinational character set */ 1635 case '<': /* Multinational character set */
1556 break; 1636 break;
1557 case '5': /* Finnish character set */ 1637 case '5': /* Finnish character set */
1558 break; 1638 break;
1559 case 'C': /* Finnish character set */ 1639 case 'C': /* Finnish character set */
1560 break; 1640 break;
1561 case 'K': /* German character set */ 1641 case 'K': /* German character set */
1562 break; 1642 break;
1563 } 1643 }
1564} 1644}
1565 1645
1566/* ------------------------------------------------------------------------- */ 1646/* ------------------------------------------------------------------------- */
… …
1569 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1649 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1570 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1650 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1571 * XTERM_SEQ: Invoke G2 character set: ESC N 1651 * XTERM_SEQ: Invoke G2 character set: ESC N
1572 * XTERM_SEQ: Invoke G3 character set: ESC O 1652 * XTERM_SEQ: Invoke G3 character set: ESC O
1573 */ 1653 */
1574/* EXTPROTO */
1575void 1654void
1576rxvt_scr_charset_choose(pR_ int set) 1655rxvt_term::scr_charset_choose (int set)
1577{ 1656{
1578 R->screen.charset = set; 1657 screen.charset = set;
1579 rxvt_set_font_style(aR); 1658 set_font_style ();
1580} 1659}
1581 1660
1582/* ------------------------------------------------------------------------- */ 1661/* ------------------------------------------------------------------------- */
1583/* 1662/*
1584 * Set a font 1663 * Set a font
… …
1586 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1665 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1587 * XTERM_SEQ: Set G2 character set: ESC * <C> 1666 * XTERM_SEQ: Set G2 character set: ESC * <C>
1588 * XTERM_SEQ: Set G3 character set: ESC + <C> 1667 * XTERM_SEQ: Set G3 character set: ESC + <C>
1589 * See set_font_style for possible values for <C> 1668 * See set_font_style for possible values for <C>
1590 */ 1669 */
1591/* EXTPROTO */
1592void 1670void
1593rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1671rxvt_term::scr_charset_set (int set, unsigned int ch)
1594{ 1672{
1595 R->charsets[set] = (unsigned char)ch; 1673 charsets[set] = (unsigned char)ch;
1596 rxvt_set_font_style(aR); 1674 set_font_style ();
1597} 1675}
1598 1676
1599
1600/* ------------------------------------------------------------------------- *
1601 * GRAPHICS COLOURS *
1602 * ------------------------------------------------------------------------- */
1603
1604#ifdef RXVT_GRAPHICS
1605/* EXTPROTO */
1606int
1607rxvt_scr_get_fgcolor(pR)
1608{
1609 return GET_FGCOLOR(R->rstyle);
1610}
1611
1612/* ------------------------------------------------------------------------- */
1613/* EXTPROTO */
1614int
1615rxvt_scr_get_bgcolor(pR)
1616{
1617 return GET_BGCOLOR(R->rstyle);
1618}
1619#endif
1620 1677
1621/* ------------------------------------------------------------------------- * 1678/* ------------------------------------------------------------------------- *
1622 * MAJOR SCREEN MANIPULATION * 1679 * MAJOR SCREEN MANIPULATION *
1623 * ------------------------------------------------------------------------- */ 1680 * ------------------------------------------------------------------------- */
1624 1681
1625/* 1682/*
1683 * refresh matching text.
1684 */
1685bool
1686rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1687{
1688 bool found = false;
1689
1690 for (int i = 0; i < nrow; i++)
1691 {
1692 int col = 0;
1693 rend_t *drp = drawn_buf[i].r;
1694
1695 for (; col < ncol; col++, drp++)
1696 if ((*drp & mask) == value)
1697 {
1698 found = true;
1699 *drp = ~value;
1700 }
1701 }
1702
1703 return found;
1704}
1705
1706/*
1626 * Refresh an area 1707 * Refresh an area
1627 */ 1708 */
1628enum { 1709enum {
1629 PART_BEG = 0, 1710 PART_BEG = 0,
1630 PART_END, 1711 PART_END,
1631 RC_COUNT 1712 RC_COUNT
1632}; 1713};
1633 1714
1634/* EXTPROTO */
1635void 1715void
1636rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1716rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1637{ 1717{
1638 int i; 1718 int i;
1639 row_col_t rc[RC_COUNT]; 1719 row_col_t rc[RC_COUNT];
1640 1720
1641 if (R->drawn_text == NULL) /* sanity check */ 1721 if (!drawn_buf) /* sanity check */
1642 return; 1722 return;
1643 1723
1644#ifdef DEBUG_STRICT 1724#ifndef NO_SLOW_LINK_SUPPORT
1645 x = max(x, (int)R->TermWin.int_bwidth); 1725 if (refresh_type == FAST_REFRESH && !display->is_local)
1646 x = min(x, (int)R->TermWin.width); 1726 {
1647 y = max(y, (int)R->TermWin.int_bwidth); 1727 y = 0;
1648 y = min(y, (int)R->TermWin.height); 1728 eheight = height;
1729 }
1649#endif 1730#endif
1650 1731
1651/* round down */ 1732 /* round down */
1652 rc[PART_BEG].col = Pixel2Col(x); 1733 rc[PART_BEG].col = Pixel2Col (x);
1653 rc[PART_BEG].row = Pixel2Row(y); 1734 rc[PART_BEG].row = Pixel2Row (y);
1654/* round up */ 1735 /* round up */
1655 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1736 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1656 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1737 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1657 1738
1658/* sanity checks */ 1739 /* sanity checks */
1659 for (i = PART_BEG; i < RC_COUNT; i++) { 1740 for (i = PART_BEG; i < RC_COUNT; i++)
1660 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1661 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1662 } 1741 {
1742 min_it (rc[i].col, ncol - 1);
1743 min_it (rc[i].row, nrow - 1);
1744 }
1663 1745
1664 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));
1665
1666 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1746 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1667 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1747 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1668 (rc[PART_END].col - rc[PART_BEG].col + 1));
1669 1748
1670 if (refresh) 1749 if (refresh)
1671 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1750 scr_refresh (SLOW_REFRESH);
1672} 1751}
1673 1752
1674/* ------------------------------------------------------------------------- */ 1753/* ------------------------------------------------------------------------- */
1675/* 1754/*
1676 * Refresh the entire screen 1755 * Refresh the entire screen
1677 */ 1756 */
1678/* EXTPROTO */
1679void 1757void
1680rxvt_scr_touch(pR_ Bool refresh) 1758rxvt_term::scr_touch (bool refresh)
1681{ 1759{
1682 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1760 scr_expose (0, 0, width, height, refresh);
1683} 1761}
1684 1762
1685/* ------------------------------------------------------------------------- */ 1763/* ------------------------------------------------------------------------- */
1686/* 1764/*
1687 * Move the display so that the line represented by scrollbar value Y is at 1765 * Move the display so that the line represented by scrollbar value Y is at
1688 * the top of the screen 1766 * the top of the screen
1689 */ 1767 */
1690/* EXTPROTO */
1691int 1768int
1692rxvt_scr_move_to(pR_ int y, int len) 1769rxvt_term::scr_move_to (int y, int len)
1693{ 1770{
1694 long p = 0; 1771 long p = 0;
1695 uint16_t oldviewstart; 1772 unsigned int oldviewstart;
1696 1773
1697 oldviewstart = R->TermWin.view_start; 1774 oldviewstart = view_start;
1775
1698 if (y < len) { 1776 if (y < len)
1699 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len; 1777 {
1778 p = (nrow + nsaved) * (len - y) / len;
1700 p -= (long)(R->TermWin.nrow - 1); 1779 p -= (long) (nrow - 1);
1701 p = max(p, 0); 1780 p = max (p, 0);
1702 } 1781 }
1703 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1704 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1705 1782
1783 view_start = (unsigned int)min (p, nsaved);
1784
1706 return rxvt_scr_changeview(aR_ oldviewstart); 1785 return scr_changeview (oldviewstart);
1707} 1786}
1708 1787
1709/* ------------------------------------------------------------------------- */ 1788/* ------------------------------------------------------------------------- */
1710/* 1789/*
1711 * Page the screen up/down nlines 1790 * Page the screen up/down nlines
1712 * direction should be UP or DN 1791 * direction should be UP or DN
1713 */ 1792 */
1714/* EXTPROTO */
1715int 1793int
1716rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1794rxvt_term::scr_page (enum page_dirn direction, int nlines)
1717{ 1795{
1718 int n; 1796 int n;
1719 uint16_t oldviewstart; 1797 unsigned int oldviewstart;
1720 1798
1721 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1722#ifdef DEBUG_STRICT
1723 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1724#endif
1725 oldviewstart = R->TermWin.view_start; 1799 oldviewstart = view_start;
1800
1726 if (direction == UP) { 1801 if (direction == UP)
1802 {
1727 n = R->TermWin.view_start + nlines; 1803 n = view_start + nlines;
1728 R->TermWin.view_start = min(n, R->TermWin.nscrolled); 1804 view_start = min (n, nsaved);
1729 } else { 1805 }
1806 else
1807 {
1730 n = R->TermWin.view_start - nlines; 1808 n = view_start - nlines;
1731 R->TermWin.view_start = max(n, 0); 1809 view_start = max (n, 0);
1732 } 1810 }
1811
1733 return rxvt_scr_changeview(aR_ oldviewstart); 1812 return scr_changeview (oldviewstart);
1734} 1813}
1735 1814
1736/* INTPROTO */
1737int 1815int
1738rxvt_scr_changeview(pR_ uint16_t oldviewstart) 1816rxvt_term::scr_changeview (unsigned int oldviewstart)
1739{ 1817{
1740 if (R->TermWin.view_start != oldviewstart) { 1818 if (view_start != oldviewstart)
1819 {
1741 R->want_refresh = 1; 1820 want_refresh = 1;
1742#ifdef RXVT_GRAPHICS
1743 if (rxvt_Gr_Displayed(aR))
1744 rxvt_Gr_scroll(aR_ 0);
1745#endif
1746 R->num_scr -= (R->TermWin.view_start - oldviewstart); 1821 num_scr -= (view_start - oldviewstart);
1747 } 1822 }
1823
1748 return (int)(R->TermWin.view_start - oldviewstart); 1824 return (int) (view_start - oldviewstart);
1749} 1825}
1750 1826
1751/* ------------------------------------------------------------------------- */ 1827/* ------------------------------------------------------------------------- */
1752/* EXTPROTO */
1753void 1828void
1754rxvt_scr_bell(pR) 1829rxvt_term::scr_bell ()
1755{ 1830{
1756#ifndef NO_BELL 1831#ifndef NO_BELL
1832
1757# ifndef NO_MAPALERT 1833# ifndef NO_MAPALERT
1758# ifdef MAPALERT_OPTION 1834# ifdef MAPALERT_OPTION
1759 if (R->Options & Opt_mapAlert) 1835 if (options & Opt_mapAlert)
1760# endif 1836# endif
1761 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1837 XMapWindow (display->display, parent[0]);
1762# endif 1838# endif
1839
1763 if (R->Options & Opt_visualBell) { 1840 if (options & Opt_visualBell)
1841 {
1764 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1842 scr_rvideo_mode (!rvideo); /* refresh also done */
1843 rxvt_usleep (VISUAL_BELL_DURATION);
1765 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1844 scr_rvideo_mode (!rvideo); /* refresh also done */
1845 }
1766 } else 1846 else
1767 XBell(R->Xdisplay, 0); 1847 XBell (display->display, 0);
1848
1768#endif 1849#endif
1769} 1850}
1770 1851
1771/* ------------------------------------------------------------------------- */ 1852/* ------------------------------------------------------------------------- */
1772/* ARGSUSED */ 1853/* ARGSUSED */
1773/* EXTPROTO */
1774void 1854void
1775rxvt_scr_printscreen(pR_ int fullhist) 1855rxvt_term::scr_printscreen (int fullhist)
1776{ 1856{
1777#ifdef PRINTPIPE 1857#ifdef PRINTPIPE
1778 int i, r1, nrows, row_offset; 1858 int nrows, row_start;
1779 text_t *t; 1859 FILE *fd;
1780 FILE *fd;
1781 1860
1782 if ((fd = rxvt_popen_printer(aR)) == NULL) 1861 if ((fd = popen_printer ()) == NULL)
1783 return; 1862 return;
1784 nrows = R->TermWin.nrow; 1863
1785 row_offset = R->TermWin.saveLines;
1786 if (!fullhist) 1864 if (fullhist)
1787 row_offset -= R->TermWin.view_start;
1788 else {
1789 nrows += R->TermWin.nscrolled;
1790 row_offset -= R->TermWin.nscrolled;
1791 } 1865 {
1866 nrows = nrow + nsaved;
1867 row_start = -nsaved;
1868 }
1869 else
1870 {
1871 nrows = nrow;
1872 row_start = -view_start;
1873 }
1792 1874
1875 wctomb (0, 0);
1876
1793 for (r1 = 0; r1 < nrows; r1++) { 1877 for (int r1 = 0; r1 < nrows; r1++)
1794 t = R->screen.text[r1 + row_offset];
1795 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1796 if (!isspace(t[i]))
1797 break;
1798 fprintf(fd, "%.*s\n", (i + 1), t);
1799 } 1878 {
1879 text_t *tp = ROW(r1).t;
1880 int len = ROW(r1).l;
1881
1882 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1883 {
1884 char mb[MB_LEN_MAX];
1885 text_t t = *tp++;
1886 if (t == NOCHAR)
1887 continue;
1888
1889 len = wctomb (mb, t);
1890
1891 if (len <= 0)
1892 {
1893 mb[0] = ' ';
1894 len = 1;
1895 }
1896
1897 fwrite (mb, 1, len, fd);
1898 }
1899
1900 fputc ('\n', fd);
1901 }
1902
1800 rxvt_pclose_printer(fd); 1903 pclose_printer (fd);
1801#endif 1904#endif
1802} 1905}
1803 1906
1804/* ------------------------------------------------------------------------- */ 1907/* ------------------------------------------------------------------------- */
1805/* 1908/*
1806 * Refresh the screen 1909 * Refresh the screen
1807 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1910 * drawn_text/drawn_rend contain the screen information before the update.
1808 * R->screen.text/R->screen.rend contain what the screen will change to. 1911 * screen.text/screen.rend contain what the screen will change to.
1809 */ 1912 */
1810
1811#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD)
1812# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink))
1813# define MONO_BOLD_FG(x, fg) MONO_BOLD(x)
1814#else
1815# define MONO_BOLD(x) \
1816 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1817# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1818#endif
1819
1820#define FONT_WIDTH(X, Y) \
1821 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1822#define FONT_RBEAR(X, Y) \
1823 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1824#define FONT_LBEAR(X, Y) \
1825 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1826#define IS_FONT_CHAR(X, Y) \
1827 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1828
1829/* EXTPROTO */
1830void 1913void
1831rxvt_scr_refresh(pR_ unsigned char refresh_type) 1914rxvt_term::scr_refresh (unsigned char refresh_type)
1832{ 1915{
1833 unsigned char clearfirst, /* first character writes before cell */
1834 clearlast, /* last character writes beyond cell */
1835 must_clear, /* use draw_string not draw_image_string */ 1916 unsigned char must_clear, /* use draw_string not draw_image_string */
1836#ifndef NO_BOLDFONT
1837 bfont, /* we've changed font to bold font */
1838#endif
1839 rvid, /* reverse video this position */
1840 wbyte, /* we're in multibyte */
1841 showcursor; /* show the cursor */ 1917 showcursor; /* show the cursor */
1842 int fore, back; /* desired foreground/background */
1843 int16_t col, row, /* column/row we're processing */ 1918 int16_t col, row, /* column/row we're processing */
1844 ocrow; /* old cursor row */ 1919 ocrow; /* old cursor row */
1845 int cursorwidth;
1846 int i, /* tmp */ 1920 int i; /* tmp */
1847 row_offset; /* basic offset in screen structure */
1848#ifndef NO_CURSORCOLOR 1921#ifndef NO_CURSORCOLOR
1849 rend_t cc1; /* store colours at cursor position(s) */ 1922 rend_t cc1; /* store colours at cursor position (s) */
1850 rend_t cc2; /* store colours at cursor position(s) */
1851#endif 1923#endif
1852 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1924 rend_t *crp; // cursor rendition pointer
1853 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1854 char *buffer; /* local copy of R->buffer */
1855 1925
1926 want_refresh = 0; /* screen is current */
1927
1856 if (refresh_type == NO_REFRESH || !R->TermWin.mapped) 1928 if (refresh_type == NO_REFRESH || !mapped)
1857 return; 1929 return;
1858 1930
1859 /* 1931 /*
1860 * A: set up vars 1932 * A: set up vars
1861 */ 1933 */
1862 clearfirst = clearlast = must_clear = wbyte = 0; 1934 must_clear = 0;
1863#ifndef NO_BOLDFONT 1935 refresh_count = 0;
1864 bfont = 0;
1865#endif
1866 1936
1867 if (R->currmaxcol < R->TermWin.ncol) 1937#if XPM_BACKGROUND
1938 must_clear |= bgPixmap.pixmap != None;
1939#endif
1940#if TRANSPARENT
1941 must_clear |= (options & Opt_transparent) && am_transparent;
1942#endif
1943 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1944
1945 /*
1946 * B: reverse any characters which are selected
1947 */
1948 scr_reverse_selection ();
1949
1950 /*
1951 * C: set the cursor character (s)
1952 */
1953 {
1954 unsigned char setoldcursor;
1955 rend_t ccol1, /* Cursor colour */
1956 ccol2; /* Cursor colour2 */
1957
1958 showcursor = (screen.flags & Screen_VisibleCursor);
1959#ifdef CURSOR_BLINK
1960 if (hidden_cursor)
1961 showcursor = 0;
1962#endif
1963
1964 if (showcursor)
1868 { 1965 {
1869 R->currmaxcol = R->TermWin.ncol; 1966 int col = screen.cur.col;
1870 R->buffer = (char *)rxvt_realloc (R->buffer,
1871 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1872 }
1873 1967
1874 buffer = R->buffer; 1968 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1875 R->refresh_count = 0; 1969 col--;
1876 1970
1877 row_offset = R->TermWin.saveLines - R->TermWin.view_start; 1971 crp = &ROW(screen.cur.row).r[col];
1878 1972
1879 if ((refresh_type & REFRESH_BOUNDS))
1880 {
1881 clearfirst = clearlast = 1;
1882 R->refresh_type &= ~REFRESH_BOUNDS;
1883 }
1884
1885#if defined(XPM_BACKGROUND)
1886 must_clear |= (R->bgPixmap.pixmap != None);
1887#endif
1888#if defined(TRANSPARENT)
1889 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1890#endif
1891 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1892
1893/*
1894 * B: reverse any characters which are selected
1895 */
1896 rxvt_scr_reverse_selection(aR);
1897
1898/*
1899 * C: set the cursor character(s)
1900 */
1901 {
1902 unsigned char setoldcursor;
1903 rend_t ccol1, /* Cursor colour */
1904 ccol2; /* Cursor colour2 */
1905
1906 showcursor = (R->screen.flags & Screen_VisibleCursor);
1907 cursorwidth = 0;
1908#ifdef CURSOR_BLINK
1909 if (R->hidden_cursor)
1910 showcursor = 0;
1911#endif
1912
1913 cursorwidth = 0;
1914
1915 if (showcursor) 1973 if (showcursor && focus)
1916 { 1974 {
1917 cursorwidth++; 1975 if (options & Opt_cursorUnderline)
1918 1976 *crp ^= RS_Uline;
1919 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 1977 else
1920 [R->screen.cur.col]);
1921
1922 if (showcursor && R->TermWin.focus)
1923 { 1978 {
1924 *srp ^= RS_RVid; 1979 *crp ^= RS_RVid;
1980
1925#ifndef NO_CURSORCOLOR 1981#ifndef NO_CURSORCOLOR
1926 cc1 = *srp & (RS_fgMask | RS_bgMask); 1982 cc1 = *crp & (RS_fgMask | RS_bgMask);
1927 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 1983 if (ISSET_PIXCOLOR (Color_cursor))
1928 ccol1 = Color_cursor; 1984 ccol1 = Color_cursor;
1929 else 1985 else
1930#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 1986#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1931 ccol1 = GET_FGCOLOR(R->rstyle); 1987 ccol1 = GET_FGCOLOR (rstyle);
1932#else 1988#else
1933 ccol1 = Color_fg; 1989 ccol1 = Color_fg;
1934#endif 1990#endif
1935 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 1991 if (ISSET_PIXCOLOR (Color_cursor2))
1936 ccol2 = Color_cursor2; 1992 ccol2 = Color_cursor2;
1937 else 1993 else
1938#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 1994#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1939 ccol2 = GET_BGCOLOR(R->rstyle); 1995 ccol2 = GET_BGCOLOR (rstyle);
1940#else 1996#else
1941 ccol2 = Color_bg; 1997 ccol2 = Color_bg;
1942#endif 1998#endif
1943 *srp = SET_FGCOLOR(*srp, ccol1); 1999 *crp = SET_FGCOLOR (*crp, ccol1);
1944 *srp = SET_BGCOLOR(*srp, ccol2); 2000 *crp = SET_BGCOLOR (*crp, ccol2);
1945#endif 2001#endif
1946 }
1947
1948 while (IS_WIDE (*srp))
1949 cursorwidth++, srp++;
1950 }
1951
1952 /* make sure no outline cursor is left around */
1953 setoldcursor = 0;
1954 if (ocrow != -1) {
1955 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1956 || R->screen.cur.col != R->oldcursor.col) {
1957 if (ocrow < R->TermWin.nrow
1958 && R->oldcursor.col < R->TermWin.ncol) {
1959 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1960 } 2002 }
1961 if (R->TermWin.focus || !showcursor)
1962 R->oldcursor.row = -1;
1963 else
1964 setoldcursor = 1;
1965 }
1966 } else if (!R->TermWin.focus)
1967 setoldcursor = 1;
1968 if (setoldcursor) {
1969 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1970 R->oldcursor.row = -1;
1971 else {
1972 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1973 R->oldcursor.col = R->screen.cur.col;
1974 } 2003 }
1975 } 2004 }
2005
2006 /* make sure no outline cursor is left around */
2007 setoldcursor = 0;
2008 if (ocrow != -1)
2009 {
2010 if (screen.cur.row + view_start != ocrow
2011 || screen.cur.col != oldcursor.col)
2012 {
2013 if (ocrow < nrow
2014 && oldcursor.col < ncol)
2015 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2016
2017 if (focus || !showcursor)
2018 oldcursor.row = -1;
2019 else
2020 setoldcursor = 1;
2021 }
1976 } 2022 }
2023 else if (!focus)
2024 setoldcursor = 1;
2025
2026 if (setoldcursor)
2027 {
2028 if (screen.cur.row + view_start >= nrow)
2029 oldcursor.row = -1;
2030 else
2031 {
2032 oldcursor.row = screen.cur.row + view_start;
2033 oldcursor.col = screen.cur.col;
2034 }
2035 }
2036 }
2037
2038#if ENABLE_OVERLAY
2039 scr_swap_overlay ();
2040#endif
1977 2041
1978#ifndef NO_SLOW_LINK_SUPPORT 2042#ifndef NO_SLOW_LINK_SUPPORT
1979/* 2043 /*
1980 * D: CopyArea pass - very useful for slower links 2044 * D: CopyArea pass - very useful for slower links
1981 * This has been deliberately kept simple. 2045 * This has been deliberately kept simple.
1982 */ 2046 */
1983 i = R->num_scr; 2047 i = num_scr;
2048 if (!display->is_local
1984 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2049 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1985 && abs(i) < R->TermWin.nrow && !must_clear) 2050 && abs (num_scr) < nrow && !must_clear)
1986 { 2051 {
1987 int16_t nits; 2052 int16_t nits;
1988 int j; 2053 int j;
1989 rend_t *drp2; 2054 int len, wlen;
1990 text_t *dtp2;
1991 int len, wlen;
1992 2055
1993 j = R->TermWin.nrow; 2056 j = nrow;
1994 wlen = len = -1; 2057 wlen = len = -1;
1995 row = i > 0 ? 0 : j - 1; 2058 row = i > 0 ? 0 : j - 1;
1996 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2059 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1997 { 2060 {
1998 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2061 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1999 { 2062 {
2000 stp = R->screen.text[row + row_offset]; 2063 line_t s = ROW(row - view_start);
2001 srp = R->screen.rend[row + row_offset];
2002 dtp = R->drawn_text[row]; 2064 line_t d = drawn_buf[row];
2003 dtp2 = R->drawn_text[row + i]; 2065 line_t d2 = drawn_buf[row + i];
2004 drp = R->drawn_rend[row];
2005 drp2 = R->drawn_rend[row + i];
2006 2066
2007 for (nits = 0, col = R->TermWin.ncol; col--; ) 2067 for (nits = 0, col = ncol; col--; )
2008 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2068 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2009 nits--; 2069 nits--;
2010 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2070 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2011 nits++; 2071 nits++;
2012 2072
2013 if (nits > 8) /* XXX: arbitrary choice */ 2073 if (nits > 8) /* XXX: arbitrary choice */
2074 {
2075 for (col = ncol; col--; )
2014 { 2076 {
2015 for (col = R->TermWin.ncol; col--; ) 2077 *d.t++ = *d2.t++;
2078 *d.r++ = *d2.r++;
2079 }
2080
2081 if (len == -1)
2082 len = row;
2083
2084 wlen = row;
2085 continue;
2086 }
2087 }
2088
2089 if (len != -1)
2090 {
2091 /* also comes here at end if needed because of >= above */
2092 if (wlen < len)
2093 ::swap (wlen, len);
2094
2095 XCopyArea (display->display, vt, vt,
2096 gc, 0, Row2Pixel (len + i),
2097 (unsigned int)TermWin_TotalWidth (),
2098 (unsigned int)Height2Pixel (wlen - len + 1),
2099 0, Row2Pixel (len));
2100 len = -1;
2101 }
2102 }
2103 }
2104#endif
2105
2106 /*
2107 * E: main pass across every character
2108 */
2109 for (row = 0; row < nrow; row++)
2110 {
2111 text_t *stp = ROW(row - view_start).t;
2112 rend_t *srp = ROW(row - view_start).r;
2113 text_t *dtp = drawn_buf[row].t;
2114 rend_t *drp = drawn_buf[row].r;
2115
2116 /*
2117 * E2: OK, now the real pass
2118 */
2119 int ypixel = (int)Row2Pixel (row);
2120
2121 for (col = 0; col < ncol; col++)
2122 {
2123 /* compare new text with old - if exactly the same then continue */
2124 if (stp[col] == dtp[col] /* Must match characters to skip. */
2125 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2126 || (stp[col] == ' ' /* space w/ no background change */
2127 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2128 continue;
2129
2130 // redraw one or more characters
2131
2132 // seek to the beginning of wide characters
2133 while (stp[col] == NOCHAR && col > 0)
2134 --col;
2135
2136 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2137 text_t *text = stp + col;
2138 int count = 1;
2139
2140 dtp[col] = stp[col];
2141 drp[col] = rend;
2142
2143 int xpixel = Col2Pixel (col);
2144
2145 for (i = 0; ++col < ncol; )
2146 {
2147 if (stp[col] == NOCHAR)
2148 {
2149 dtp[col] = stp[col];
2150 drp[col] = rend;
2151 count++;
2152 i++;
2153
2154 continue;
2155 }
2156
2157 if (!RS_SAME (rend, srp[col]))
2158 break;
2159
2160 count++;
2161
2162 if (stp[col] != dtp[col]
2163 || !RS_SAME (srp[col], drp[col]))
2164 {
2165 if (must_clear && (i++ > count / 2))
2166 break;
2167
2168 dtp[col] = stp[col];
2169 drp[col] = rend;
2170 i = 0;
2171 }
2172 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2173 break;
2174 }
2175
2176 col--; /* went one too far. move back */
2177 count -= i; /* dump any matching trailing chars */
2178
2179 // sometimes we optimize away the trailing NOCHAR's, add them back
2180 while (i && text[count] == NOCHAR)
2181 count++, i--;
2182
2183 /*
2184 * Determine the attributes for the string
2185 */
2186 int fore = GET_FGCOLOR (rend); // desired foreground
2187 int back = GET_BGCOLOR (rend); // desired background
2188
2189 // only do special processing if any attributes are set, which is rare
2190 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2191 {
2192#if ENABLE_STYLES
2193 // force redraw after "careful" characters to avoid pixel droppings
2194 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2195 drp[col + 1] = ~srp[col + 1];
2196
2197 // include previous careful character(s) if possible, looks nicer (best effort...)
2198 while (text > stp
2199 && srp[text - stp - 1] & RS_Careful
2200 && RS_SAME (rend, srp[text - stp - 1]))
2201 text--, count++, xpixel -= fwidth;
2202#endif
2203
2204 bool invert = rend & RS_RVid;
2205
2206#ifndef NO_BOLD_UNDERLINE_REVERSE
2207 if (rend & RS_Bold
2208 && fore == Color_fg)
2209 {
2210 if (ISSET_PIXCOLOR (Color_BD))
2211 fore = Color_BD;
2212# if !ENABLE_STYLES
2213 else
2214 invert = !invert;
2215# endif
2216 }
2217
2218 if (rend & RS_Italic
2219 && fore == Color_fg)
2220 {
2221 if (ISSET_PIXCOLOR (Color_IT))
2222 fore = Color_IT;
2223# if !ENABLE_STYLES
2224 else
2225 invert = !invert;
2226# endif
2227 }
2228
2229 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2230 fore = Color_UL;
2231#endif
2232
2233 if (invert)
2234 {
2235 ::swap (fore, back);
2236
2237#ifndef NO_BOLD_UNDERLINE_REVERSE
2238 if (ISSET_PIXCOLOR (Color_RV))
2239 back = Color_RV;
2240
2241 if (fore == back)
2242 {
2243 fore = Color_bg;
2244 back = Color_fg;
2245 }
2246#endif
2247 }
2248
2249#ifdef TEXT_BLINK
2250 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2251 {
2252 if (!text_blink_ev.active)
2253 {
2254 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2255 hidden_text = 0;
2256 }
2257 else if (hidden_text)
2258 fore = back;
2259 }
2260#endif
2261 }
2262
2263 /*
2264 * Actually do the drawing of the string here
2265 */
2266 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2267
2268 if (back == fore)
2269 font->clear_rect (*drawable, xpixel, ypixel,
2270 fwidth * count, fheight,
2271 back);
2272 else if (back == Color_bg)
2273 {
2274 if (must_clear)
2275 {
2276 CLEAR_CHARS (xpixel, ypixel, count);
2277
2278 for (i = 0; i < count; i++) /* don't draw empty strings */
2279 if (text[i] != ' ')
2016 { 2280 {
2017 *dtp++ = *dtp2++; 2281 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2018 *drp++ = *drp2++; 2282 break;
2019 } 2283 }
2020
2021 if (len == -1)
2022 len = row;
2023
2024 wlen = row;
2025 continue;
2026 } 2284 }
2027 }
2028
2029 if (len != -1)
2030 {
2031 /* also comes here at end if needed because of >= above */
2032 if (wlen < len)
2033 SWAP_IT(wlen, len, int);
2034 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2035 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2036 R->TermWin.gc, 0, Row2Pixel(len + i),
2037 (unsigned int)TermWin_TotalWidth(),
2038 (unsigned int)Height2Pixel(wlen - len + 1),
2039 0, Row2Pixel(len));
2040 len = -1;
2041 }
2042 }
2043 }
2044#endif
2045
2046/*
2047 * E: main pass across every character
2048 */
2049 for (row = 0; row < R->TermWin.nrow; row++)
2050 {
2051 stp = R->screen.text[row + row_offset];
2052 srp = R->screen.rend[row + row_offset];
2053 dtp = R->drawn_text[row];
2054 drp = R->drawn_rend[row];
2055
2056/*
2057 * E2: OK, now the real pass
2058 */
2059 int ypixel = (int)Row2Pixel(row);
2060
2061 for (col = 0; col < R->TermWin.ncol; col++)
2062 {
2063 /* compare new text with old - if exactly the same then continue */
2064 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2065
2066 if (stp[col] == dtp[col] /* Must match characters to skip. */
2067 && (rend == drp[col] /* Either rendition the same or */
2068 || (stp[col] == ' ' /* space w/ no background change */
2069 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2070 continue;
2071
2072 text_t *text = stp + col;
2073 int count = 1;
2074
2075 /* redraw one or more characters */
2076
2077 dtp[col] = stp[col];
2078 drp[col] = rend;
2079
2080 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2081 continue;
2082
2083 int xpixel = Col2Pixel(col);
2084
2085 // this loop looks very messy, it can probably be optimized
2086 // and cleaned a bit by you?
2087 for (i = 0; ++col < R->TermWin.ncol; )
2088 {
2089 if (stp[col] == NOCHAR)
2090 {
2091 dtp[col] = stp[col];
2092 drp[col] = rend;
2093 count++;
2094
2095 if (i) // only possible skip if char unchanged
2096 i++;
2097
2098 continue;
2099 }
2100
2101 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2102 break;
2103
2104 count++;
2105
2106 if (stp[col] != dtp[col]
2107 || srp[col] != drp[col])
2108 {
2109 if (must_clear && (i++ > (count / 2)))
2110 break;
2111
2112 dtp[col] = stp[col];
2113 drp[col] = rend;
2114 i = 0;
2115 }
2116 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2117 break;
2118 }
2119
2120 col--; /* went one too far. move back */
2121 count -= i; /* dump any matching trailing chars */
2122
2123/*
2124 * Determine the attributes for the string
2125 */
2126 int fid = GET_FONT(rend);
2127 fore = GET_FGCOLOR(rend);
2128 back = GET_BGCOLOR(rend);
2129 rend = GET_ATTR(rend);
2130
2131 rvid = (rend & RS_RVid) ? 1 : 0;
2132#ifdef OPTION_HC
2133 if (!rvid && (rend & RS_Blink))
2134 {
2135 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2136 back = Color_HC;
2137 else 2285 else
2138 rvid = !rvid; /* fall back */ 2286 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2139 } 2287 }
2140#endif 2288 else
2141 if (rvid) 2289 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2290
2291 if (rend & RS_Uline && font->descent > 1 && fore != back)
2142 { 2292 {
2143 SWAP_IT(fore, back, int); 2293#if ENABLE_FRILLS
2144 2294 if (ISSET_PIXCOLOR (Color_underline))
2145#ifndef NO_BOLD_UNDERLINE_REVERSE 2295 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2146 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2147# ifndef NO_CURSORCOLOR
2148 && !ISSET_PIXCOLOR(R, Color_cursor)
2149# endif
2150 )
2151 back = Color_RV;
2152#endif
2153 }
2154#ifndef NO_BOLD_UNDERLINE_REVERSE
2155 else if (rend & RS_Bold)
2156 {
2157 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2158 {
2159 fore = Color_BD;
2160# ifndef VERYBOLD
2161 rend &= ~RS_Bold; /* we've taken care of it */
2162# endif
2163 }
2164 }
2165 else if (rend & RS_Uline)
2166 {
2167 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2168 {
2169 fore = Color_UL;
2170 rend &= ~RS_Uline; /* we've taken care of it */
2171 }
2172 }
2173#endif
2174
2175/*
2176 * Actually do the drawing of the string here
2177 */
2178 rxvt_font *font = (*R->TermWin.fontset)[fid];
2179
2180 if (back == Color_bg)
2181 {
2182 if (must_clear)
2183 {
2184 for (i = 0; i < count; i++) /* don't draw empty strings */
2185 if (text[i] != ' ')
2186 {
2187 font->draw (xpixel, ypixel, text, count, fore, -1);
2188 goto nodraw;
2189 }
2190
2191 CLEAR_CHARS(xpixel, ypixel, count);
2192nodraw: ;
2193 }
2194 else 2296 else
2195 font->draw (xpixel, ypixel, text, count, fore, Color_bg); 2297#endif
2196 } 2298 XSetForeground (display->display, gc, pix_colors[fore]);
2197 else
2198 font->draw (xpixel, ypixel, text, count, fore, back);
2199 2299
2200 if ((rend & RS_Uline) && (font->descent > 1))
2201 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc, 2300 XDrawLine (display->display, drawBuffer, gc,
2202 xpixel, ypixel + font->ascent + 1, 2301 xpixel, ypixel + font->ascent + 1,
2203 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2302 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2303 }
2204 } /* for (col....) */ 2304 } /* for (col....) */
2205 } /* for (row....) */ 2305 } /* for (row....) */
2206 2306
2207/* 2307#if ENABLE_OVERLAY
2308 scr_swap_overlay ();
2309#endif
2310
2311 /*
2208 * G: cleanup cursor and display outline cursor if necessary 2312 * G: cleanup cursor and display outline cursor if necessary
2209 */ 2313 */
2210 if (showcursor) { 2314 if (showcursor)
2211 if (R->TermWin.focus) { 2315 {
2212 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2316 if (focus)
2213 [R->screen.cur.col]); 2317 {
2318 if (options & Opt_cursorUnderline)
2319 *crp ^= RS_Uline;
2320 else
2321 {
2214 *srp ^= RS_RVid; 2322 *crp ^= RS_RVid;
2215#ifndef NO_CURSORCOLOR 2323#ifndef NO_CURSORCOLOR
2216 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2324 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2217#endif 2325#endif
2326 }
2327 }
2218 } else if (R->oldcursor.row >= 0) { 2328 else if (oldcursor.row >= 0)
2329 {
2330 int cursorwidth = 1;
2331 int col = oldcursor.col;
2332
2333 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2334 col--;
2335
2336 while (col + cursorwidth < ncol
2337 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2338 cursorwidth++;
2339
2219#ifndef NO_CURSORCOLOR 2340#ifndef NO_CURSORCOLOR
2220 unsigned long gcmask; /* Graphics Context mask */
2221
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2341 if (ISSET_PIXCOLOR (Color_cursor))
2223 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2342 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2343#endif
2344
2345 XDrawRectangle (display->display, drawBuffer, gc,
2346 Col2Pixel (col),
2347 Row2Pixel (oldcursor.row),
2348 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2349 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2350 }
2351 }
2352
2353 /*
2354 * H: cleanup selection
2355 */
2356 scr_reverse_selection ();
2357
2358 if (refresh_type & SMOOTH_REFRESH)
2359 XFlush (display->display);
2360
2361 num_scr = 0;
2362 num_scr_allow = 1;
2363}
2364
2365void
2366rxvt_term::scr_remap_chars (const line_t &l)
2367{
2368 if (!l.t)
2369 return;
2370
2371 for (int i = ncol; i--; )
2372 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2373}
2374
2375void
2376rxvt_term::scr_remap_chars ()
2377{
2378 for (int i = total_rows; i--; )
2379 scr_remap_chars (row_buf [i]);
2380
2381 for (int i = nrow; i--; )
2382 {
2383 scr_remap_chars (drawn_buf [i]);
2384 scr_remap_chars (swap_buf [i]);
2385 }
2386}
2387
2388void
2389rxvt_term::scr_recolour ()
2390{
2391 if (1
2392#if TRANSPARENT
2393 && !am_transparent
2394#endif
2395#if XPM_BACKGROUND
2396 && !bgPixmap.pixmap
2397#endif
2398 )
2399 {
2400 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2401 XClearWindow (display->display, parent[0]);
2402 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2403#if HAVE_SCROLLBARS
2404 if (scrollBar.win)
2405 {
2406 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2407 scrollBar.setIdle ();
2408 scrollbar_show (0);
2409 }
2410#endif
2411 }
2412
2413 scr_clear ();
2414 scr_touch (true);
2415 want_refresh = 1;
2416}
2417
2418/* ------------------------------------------------------------------------- */
2419void
2420rxvt_term::scr_clear (bool really)
2421{
2422 if (!mapped)
2423 return;
2424
2425 num_scr_allow = 0;
2426 want_refresh = 1;
2427
2428 if (really)
2429 XClearWindow (display->display, vt);
2430}
2431
2432/* ------------------------------------------------------------------------- */
2433void
2434rxvt_term::scr_reverse_selection ()
2435{
2436 if (selection.op
2437 && current_screen == selection.screen
2438 && selection.end.row >= -view_start)
2439 {
2440 int view_end = -view_start + nrow;
2441 int row, col;
2442
2443#if ENABLE_FRILLS
2444 if (selection.rect)
2445 {
2446 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)
2447 for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++)
2448 srp[col] ^= RS_RVid;
2449 }
2450 else
2451#endif
2452 {
2453 if (selection.beg.row >= -view_start)
2454 {
2455 col = selection.beg.col;
2456 row = selection.beg.row;
2224 } 2457 }
2225#endif
2226 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2227 Col2Pixel(R->oldcursor.col),
2228 Row2Pixel(R->oldcursor.row),
2229 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2230 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2231 }
2232 }
2233/*
2234 * H: cleanup selection
2235 */
2236 rxvt_scr_reverse_selection(aR);
2237
2238/*
2239 * I: other general cleanup
2240 */
2241 if (clearfirst && R->TermWin.int_bwidth)
2242 /*
2243 * clear the whole screen height, note that width == 0 is treated
2244 * specially by XClearArea
2245 */
2246 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2247 (unsigned int)R->TermWin.int_bwidth,
2248 (unsigned int)TermWin_TotalHeight(), False);
2249 if (clearlast && R->TermWin.int_bwidth)
2250 /*
2251 * clear the whole screen height, note that width == 0 is treated
2252 * specially by XClearArea
2253 */
2254 XClearArea(R->Xdisplay, R->TermWin.vt,
2255 R->TermWin.width + R->TermWin.int_bwidth, 0,
2256 (unsigned int)R->TermWin.int_bwidth,
2257 (unsigned int)TermWin_TotalHeight(), False);
2258 if (refresh_type & SMOOTH_REFRESH)
2259 XSync(R->Xdisplay, False);
2260
2261 R->num_scr = 0;
2262 R->num_scr_allow = 1;
2263 R->want_refresh = 0; /* screen is current */
2264}
2265/* ------------------------------------------------------------------------- */
2266
2267/* EXTPROTO */
2268void
2269rxvt_scr_clear(pR)
2270{
2271 if (!R->TermWin.mapped)
2272 return;
2273 R->num_scr_allow = 0;
2274 R->want_refresh = 1;
2275#ifdef TRANSPARENT
2276 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2277 int i;
2278
2279 if (!(R->Options & Opt_transparent_all))
2280 i = 0;
2281 else 2458 else
2282 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2459 {
2283 for (; i--;)
2284 if (R->TermWin.parent[i] != None)
2285 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2286 }
2287#endif
2288 XClearWindow(R->Xdisplay, R->TermWin.vt);
2289}
2290
2291/* ------------------------------------------------------------------------- */
2292/* INTPROTO */
2293void
2294rxvt_scr_reverse_selection(pR)
2295{
2296 int i, col, row, end_row;
2297 rend_t *srp;
2298
2299 if (R->selection.op && R->current_screen == R->selection.screen) {
2300 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2301 i = R->selection.beg.row + R->TermWin.saveLines;
2302 row = R->selection.end.row + R->TermWin.saveLines;
2303 if (i >= end_row)
2304 col = R->selection.beg.col;
2305 else {
2306 col = 0; 2460 col = 0;
2307 i = end_row; 2461 row = view_start;
2308 } 2462 }
2309 end_row += R->TermWin.nrow; 2463
2310 for (; i < row && i < end_row; i++, col = 0) 2464 for (; row < min (selection.end.row, view_end); row++, col = 0)
2311 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2465 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2312#ifndef OPTION_HC
2313 srp[col] ^= RS_RVid; 2466 srp[col] ^= RS_RVid;
2314#else 2467
2315 srp[col] ^= RS_Blink; 2468 if (row == selection.end.row)
2316#endif 2469 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2317 if (i == row && i < end_row)
2318 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2319#ifndef OPTION_HC
2320 srp[col] ^= RS_RVid; 2470 srp[col] ^= RS_RVid;
2321#else 2471 }
2322 srp[col] ^= RS_Blink;
2323#endif
2324 } 2472 }
2325} 2473}
2326 2474
2327/* ------------------------------------------------------------------------- */ 2475/* ------------------------------------------------------------------------- */
2328/* 2476/*
2329 * Dump the whole scrollback and screen to the passed filedescriptor. The 2477 * Dump the whole scrollback and screen to the passed filedescriptor. The
2330 * invoking routine must close the fd. 2478 * invoking routine must close the fd.
2331 */ 2479 */
2332#if 0 2480#if 0
2333/* EXTPROTO */
2334void 2481void
2335rxvt_scr_dump(pR_ int fd) 2482rxvt_term::scr_dump (int fd)
2336{ 2483{
2337 int row, wrote; 2484 int row, wrote;
2338 unsigned int width, towrite; 2485 unsigned int width, towrite;
2339 char r1[] = "\n"; 2486 char r1[] = "\n";
2340 2487
2341 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2488 for (row = saveLines - nsaved;
2342 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2489 row < saveLines + nrow - 1; row++)
2343 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2490 {
2344 : R->TermWin.ncol; 2491 width = row_buf[row].l >= 0 ? row_buf[row].l
2492 : ncol;
2345 for (towrite = width; towrite; towrite -= wrote) { 2493 for (towrite = width; towrite; towrite -= wrote)
2494 {
2346 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2495 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2347 towrite); 2496 towrite);
2348 if (wrote < 0) 2497 if (wrote < 0)
2349 return; /* XXX: death, no report */ 2498 return; /* XXX: death, no report */
2350 } 2499 }
2351 if (R->screen.tlen[row] >= 0) 2500 if (row_buf[row].l >= 0)
2352 if (write(fd, r1, 1) <= 0) 2501 if (write (fd, r1, 1) <= 0)
2353 return; /* XXX: death, no report */ 2502 return; /* XXX: death, no report */
2354 } 2503 }
2355} 2504}
2356#endif 2505#endif
2357 2506
2358/* ------------------------------------------------------------------------- * 2507/* ------------------------------------------------------------------------- *
2359 * CHARACTER SELECTION * 2508 * CHARACTER SELECTION *
2360 * ------------------------------------------------------------------------- */ 2509 * ------------------------------------------------------------------------- */
2361
2362/*
2363 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2364 */
2365/* EXTPROTO */
2366void 2510void
2367rxvt_selection_check(pR_ int check_more) 2511rxvt_term::selection_check (int check_more)
2368{ 2512{
2369 row_col_t pos; 2513 row_col_t pos;
2370 2514
2371 if (!R->selection.op) 2515 if (!selection.op)
2372 return; 2516 return;
2373 2517
2374 pos.row = pos.col = 0; 2518 pos.row = pos.col = 0;
2375 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2519 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)
2376 || (R->selection.beg.row >= R->TermWin.nrow) 2520 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)
2377 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2521 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow)
2378 || (R->selection.mark.row >= R->TermWin.nrow)
2379 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2380 || (R->selection.end.row >= R->TermWin.nrow)
2381 || (check_more == 1 2522 || (check_more == 1
2382 && R->current_screen == R->selection.screen 2523 && current_screen == selection.screen
2383 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2524 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2384 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2525 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2385 || (check_more == 2 2526 || (check_more == 2
2386 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2527 && ROWCOL_IS_BEFORE (selection.beg, pos)
2387 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2528 && ROWCOL_IS_AFTER (selection.end, pos))
2388 || (check_more == 3 2529 || (check_more == 3
2389 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2530 && ROWCOL_IS_AFTER (selection.end, pos))
2390 || (check_more == 4 /* screen width change */ 2531 || (check_more == 4 /* screen width change */
2391 && (R->selection.beg.row != R->selection.end.row 2532 && (selection.beg.row != selection.end.row
2392 || R->selection.end.col > R->TermWin.ncol))) 2533 || selection.end.col > ncol)))
2393 CLEAR_SELECTION(R); 2534 CLEAR_SELECTION ();
2394} 2535}
2395 2536
2396/* ------------------------------------------------------------------------- */ 2537/* ------------------------------------------------------------------------- */
2397/* 2538/*
2398 * Paste a selection direct to the command fd 2539 * Paste a selection direct to the command fd
2399 */ 2540 */
2400/* INTPROTO */
2401void 2541void
2402rxvt_PasteIt (pR_ const unsigned char *data, unsigned int nitems) 2542rxvt_term::paste (unsigned char *data, unsigned int len)
2403{ 2543{
2404 unsigned int i, j, n;
2405 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2406
2407 /* convert normal newline chars into common keyboard Return key sequence */ 2544 /* convert normal newline chars into common keyboard Return key sequence */
2408 for (i = 0; i < nitems; i += PROP_SIZE) 2545 for (unsigned int i = 0; i < len; i++)
2409 { 2546 if (data[i] == C0_LF)
2410 n = min (nitems - i, PROP_SIZE); 2547 data[i] = C0_CR;
2411 MEMCPY (ds, data + i, n);
2412 for (j = 0; j < n; j++)
2413 if (ds[j] == '\n')
2414 ds[j] = '\r';
2415 R->tt_write (ds, (int)n);
2416 }
2417 2548
2418 free(ds); 2549 tt_write (data, len);
2419} 2550}
2420 2551
2421/* ------------------------------------------------------------------------- */ 2552/* ------------------------------------------------------------------------- */
2422/* 2553/*
2423 * Respond to a notification that a primary selection has been sent 2554 * Respond to a notification that a primary selection has been sent
2424 * EXT: SelectionNotify 2555 * EXT: SelectionNotify
2425 */ 2556 */
2426/* EXTPROTO */ 2557void
2427int
2428rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2558rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2429{ 2559{
2430 long nread = 0;
2431 unsigned long bytes_after;
2432 XTextProperty ct;
2433#ifdef MULTICHAR_SET
2434 int dummy_count;
2435 char **cl;
2436#endif
2437
2438 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2439
2440 if (prop == None) { /* check for failed XConvertSelection */ 2560 if (prop == None) /* check for failed XConvertSelection */
2441#ifdef MULTICHAR_SET 2561 {
2442 if ((R->selection_type & Sel_CompoundText)) { 2562 if ((selection_type & Sel_CompoundText))
2563 {
2443 int selnum = R->selection_type & Sel_whereMask; 2564 int selnum = selection_type & Sel_whereMask;
2444 2565
2445 R->selection_type = 0; 2566 selection_type = 0;
2446 if (selnum != Sel_direct) 2567 if (selnum != Sel_direct)
2447 rxvt_selection_request_other(aR_ XA_STRING, selnum); 2568 selection_request_other (XA_STRING, selnum);
2569 }
2570
2571 if ((selection_type & Sel_UTF8String))
2448 } 2572 {
2449#endif 2573 int selnum = selection_type & Sel_whereMask;
2574
2575 selection_type = Sel_CompoundText;
2576 if (selnum != Sel_direct)
2577 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2578 else
2579 selection_type = 0;
2580 }
2581
2450 return 0; 2582 return;
2583 }
2584
2585 unsigned long bytes_after;
2586 XTextProperty ct;
2587
2588 if (XGetWindowProperty (display->display, win, prop,
2589 0, PROP_SIZE / 4,
2590 delete_prop, AnyPropertyType,
2591 &ct.encoding, &ct.format,
2592 &ct.nitems, &bytes_after,
2593 &ct.value) != Success)
2451 } 2594 {
2452 for (;;) { 2595 ct.value = 0;
2596 goto bailout;
2597 }
2598
2599 if (ct.encoding == None)
2600 goto bailout;
2601
2602 if (bytes_after)
2603 {
2604 // fetch and append remaining data
2605 XTextProperty ct2;
2606
2453 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2607 if (XGetWindowProperty (display->display, win, prop,
2454 (long)(PROP_SIZE / 4), delete_prop, 2608 ct.nitems / 4, (bytes_after + 3) / 4,
2609 delete_prop, AnyPropertyType,
2455 AnyPropertyType, &ct.encoding, &ct.format, 2610 &ct2.encoding, &ct2.format,
2456 &ct.nitems, &bytes_after, 2611 &ct2.nitems, &bytes_after,
2457 &ct.value) != Success) 2612 &ct2.value) != Success)
2458 break; 2613 goto bailout;
2459 if (ct.encoding == 0) { 2614
2460 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2615 // realloc should be compatible to XFree, here, and elsewhere, too
2461 break; 2616 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2617 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2618 ct.nitems += ct2.nitems;
2619
2620 XFree (ct2.value);
2621 }
2622
2623 if (ct.value == 0)
2624 goto bailout;
2625
2626 if (ct.encoding == xa[XA_INCR])
2627 {
2628 // INCR selection, start handshake
2629 if (!delete_prop)
2630 XDeleteProperty (display->display, win, prop);
2631
2632 selection_wait = Sel_incr;
2633 incr_buf_fill = 0;
2634 incr_ev.start (NOW + 10);
2635
2636 goto bailout;
2637 }
2638
2639 if (ct.nitems == 0)
2640 {
2641 if (selection_wait == Sel_incr)
2462 } 2642 {
2463 if (ct.value == NULL) { 2643 XFree (ct.value);
2464 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2644
2465 continue; 2645 // finally complete, now paste the whole thing
2646 selection_wait = Sel_normal;
2647 ct.value = (unsigned char *)incr_buf;
2648 ct.nitems = incr_buf_fill;
2649 incr_buf = 0;
2650 incr_buf_size = 0;
2651 incr_ev.stop ();
2652 }
2653 else
2466 } 2654 {
2467 if (ct.nitems == 0) {
2468 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2469 if (R->selection_wait == Sel_normal && nread == 0) { 2655 if (selection_wait == Sel_normal
2656 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2657 {
2470 /* 2658 /*
2471 * pass through again trying CUT_BUFFER0 if we've come from 2659 * pass through again trying CUT_BUFFER0 if we've come from
2472 * XConvertSelection() but nothing was presented 2660 * XConvertSelection () but nothing was presented
2473 */ 2661 */
2474 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2475 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2662 selection_paste (display->root, XA_CUT_BUFFER0, False);
2476 } 2663 }
2477 nread = -1; /* discount any previous stuff */ 2664
2478 break; 2665 goto bailout;
2666 }
2667 }
2668 else if (selection_wait == Sel_incr)
2669 {
2670 incr_ev.start (NOW + 10);
2671
2672 while (incr_buf_fill + ct.nitems > incr_buf_size)
2479 } 2673 {
2480 nread += ct.nitems; 2674 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2481#ifdef MULTICHAR_SET 2675 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2676 }
2677
2678 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2679 incr_buf_fill += ct.nitems;
2680
2681 goto bailout;
2682 }
2683
2684 char **cl;
2685 int cr;
2686
2687#if ENABLE_FRILLS
2688 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2689 // so recode it manually
2690 if (ct.encoding == xa[XA_UTF8_STRING])
2691 {
2692 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2693 char *s = rxvt_wcstombs (w);
2694 free (w);
2695 // TODO: strlen == only the first element will be converted. well...
2696 paste ((unsigned char *)s, strlen (s));
2697 free (s);
2698 }
2699 else
2700#endif
2482 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2701 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2483 &dummy_count) == Success && cl) { 2702 && cl)
2484 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2703 {
2704 for (int i = 0; i < cr; i++)
2705 paste ((unsigned char *)cl[i], strlen (cl[i]));
2706
2485 XFreeStringList(cl); 2707 XFreeStringList (cl);
2486 } else 2708 }
2487#endif 2709 else
2488 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2710 paste (ct.value, ct.nitems); // paste raw
2489 if (bytes_after == 0) 2711
2490 break; 2712bailout:
2491 XFree(ct.value); 2713 XFree (ct.value);
2492 } 2714
2493 if (ct.value)
2494 XFree(ct.value);
2495 if (R->selection_wait == Sel_normal) 2715 if (selection_wait == Sel_normal)
2496 R->selection_wait = Sel_none; 2716 selection_wait = Sel_none;
2497 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2498 return (int)nread;
2499} 2717}
2500 2718
2501/*
2502 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2503 */
2504/* EXTPROTO */
2505void 2719void
2720rxvt_term::incr_cb (time_watcher &w)
2721{
2722 selection_wait = Sel_none;
2723
2724 incr_buf_size = 0;
2725 free (incr_buf);
2726
2727 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2728}
2729
2730void
2506rxvt_selection_property(pR_ Window win, Atom prop) 2731rxvt_term::selection_property (Window win, Atom prop)
2507{ 2732{
2508 int reget_time = 0; 2733 if (prop == None || selection_wait != Sel_incr)
2509
2510 if (prop == None)
2511 return; 2734 return;
2512 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2513 if (R->selection_wait == Sel_normal) {
2514 int a, afmt;
2515 Atom atype;
2516 unsigned long bytes_after, nitems;
2517 unsigned char *s = NULL;
2518 2735
2519 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2736 selection_paste (win, prop, true);
2520 R->xa[XA_INCR], &atype, &afmt, &nitems,
2521 &bytes_after, &s);
2522 if (s)
2523 XFree(s);
2524 if (a != Success)
2525 return;
2526#ifndef __CYGWIN32__
2527 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2528 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2529 XDeleteProperty(R->Xdisplay, win, prop);
2530 XFlush(R->Xdisplay);
2531 reget_time = 1;
2532 R->selection_wait = Sel_incr;
2533 }
2534#endif
2535 } else if (R->selection_wait == Sel_incr) {
2536 reget_time = 1;
2537 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2538 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2539 R->selection_wait = Sel_none;
2540 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2541 }
2542 }
2543 if (reget_time) { /* received more data so reget time */
2544 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2545 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2546 }
2547} 2737}
2738
2548/* ------------------------------------------------------------------------- */ 2739/* ------------------------------------------------------------------------- */
2549/* 2740/*
2550 * Request the current selection: 2741 * Request the current selection:
2551 * Order: > internal selection if available 2742 * Order: > internal selection if available
2552 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2743 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2553 * > CUT_BUFFER0 2744 * > CUT_BUFFER0
2554 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2745 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2555 * will auto fallback to CUT_BUFFER0 2746 * will auto fallback to CUT_BUFFER0
2556 * EXT: button 2 release 2747 * EXT: button 2 release
2557 */ 2748 */
2558/* EXTPROTO */
2559void 2749void
2560rxvt_selection_request(pR_ Time tm, int x, int y) 2750rxvt_term::selection_request (Time tm, int x, int y)
2561{ 2751{
2562 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y));
2563 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2752 if (x < 0 || x >= width || y < 0 || y >= height)
2564 return; /* outside window */ 2753 return; /* outside window */
2565 2754
2566 if (R->selection.text != NULL) { /* internal selection */ 2755 if (selection.text)
2567 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2756 { /* internal selection */
2568 rxvt_PasteIt(aR_ R->selection.text, R->selection.len); 2757 char *str = rxvt_wcstombs (selection.text, selection.len);
2758 paste ((unsigned char *)str, strlen (str));
2759 free (str);
2569 return; 2760 return;
2570 } else { 2761 }
2571 int i; 2762 else
2763 {
2764 int i;
2572 2765
2573 R->selection_request_time = tm; 2766 selection_request_time = tm;
2574 R->selection_wait = Sel_normal; 2767 selection_wait = Sel_normal;
2768
2575 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2769 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2576#ifdef MULTICHAR_SET 2770 {
2577 R->selection_type = Sel_CompoundText; 2771#if X_HAVE_UTF8_STRING
2772 selection_type = Sel_UTF8String;
2773 if (selection_request_other (xa[XA_UTF8_STRING], i))
2774 return;
2578#else 2775#else
2579 R->selection_type = 0; 2776 selection_type = Sel_CompoundText;
2580#endif 2777 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2581 if (rxvt_selection_request_other(aR_
2582#ifdef MULTICHAR_SET
2583 R->xa[XA_COMPOUND_TEXT],
2584#else
2585 XA_STRING,
2586#endif
2587 i))
2588 return; 2778 return;
2779#endif
2589 } 2780 }
2590 } 2781 }
2782
2591 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2783 selection_wait = Sel_none; /* don't loop in selection_paste () */
2592 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2593 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2784 selection_paste (display->root, XA_CUT_BUFFER0, false);
2594} 2785}
2595 2786
2596/* INTPROTO */
2597int 2787int
2598rxvt_selection_request_other(pR_ Atom target, int selnum) 2788rxvt_term::selection_request_other (Atom target, int selnum)
2599{ 2789{
2600 Atom sel; 2790 Atom sel;
2601#ifdef DEBUG_SELECT
2602 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2603#endif
2604 2791
2605 R->selection_type |= selnum; 2792 selection_type |= selnum;
2793
2606 if (selnum == Sel_Primary) 2794 if (selnum == Sel_Primary)
2607 sel = XA_PRIMARY; 2795 sel = XA_PRIMARY;
2608 else if (selnum == Sel_Secondary) 2796 else if (selnum == Sel_Secondary)
2609 sel = XA_SECONDARY; 2797 sel = XA_SECONDARY;
2610 else 2798 else
2611 sel = R->xa[XA_CLIPBOARD]; 2799 sel = xa[XA_CLIPBOARD];
2800
2612 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2801 if (XGetSelectionOwner (display->display, sel) != None)
2613 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2802 {
2614 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2803 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2615 R->TermWin.vt, R->selection_request_time); 2804 vt, selection_request_time);
2616 return 1; 2805 return 1;
2617 } 2806 }
2807
2618 return 0; 2808 return 0;
2619} 2809}
2620 2810
2621/* ------------------------------------------------------------------------- */ 2811/* ------------------------------------------------------------------------- */
2622/* 2812/*
2623 * Clear all selected text 2813 * Clear all selected text
2624 * EXT: SelectionClear 2814 * EXT: SelectionClear
2625 */ 2815 */
2626/* EXTPROTO */
2627void 2816void
2628rxvt_selection_clear(pR) 2817rxvt_term::selection_clear ()
2629{ 2818{
2630 D_SELECT((stderr, "rxvt_selection_clear()"));
2631
2632 R->want_refresh = 1; 2819 want_refresh = 1;
2633 if (R->selection.text)
2634 free(R->selection.text); 2820 free (selection.text);
2635 R->selection.text = NULL; 2821 selection.text = NULL;
2636 R->selection.len = 0; 2822 selection.len = 0;
2637 CLEAR_SELECTION(R); 2823 CLEAR_SELECTION ();
2824
2825 if (display->selection_owner == this)
2826 display->selection_owner = 0;
2638} 2827}
2639 2828
2640/* ------------------------------------------------------------------------- */ 2829/* ------------------------------------------------------------------------- */
2641/* 2830/*
2642 * Copy a selection into the cut buffer 2831 * Copy a selection into the cut buffer
2643 * EXT: button 1 or 3 release 2832 * EXT: button 1 or 3 release
2644 */ 2833 */
2645/* EXTPROTO */
2646void 2834void
2647rxvt_selection_make(pR_ Time tm) 2835rxvt_term::selection_make (Time tm)
2648{ 2836{
2649 int i, col, end_col, row, end_row; 2837 int i;
2650 unsigned char *new_selection_text; 2838 wchar_t *new_selection_text;
2651 char *str; 2839 text_t *t;
2652 text_t *t;
2653#ifdef ACS_ASCII
2654 rend_t *re;
2655#endif
2656 2840
2657 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2658 switch (R->selection.op) { 2841 switch (selection.op)
2842 {
2659 case SELECTION_CONT: 2843 case SELECTION_CONT:
2660 break; 2844 break;
2661 case SELECTION_INIT: 2845 case SELECTION_INIT:
2662 CLEAR_SELECTION(R); 2846 CLEAR_SELECTION ();
2663 /* FALLTHROUGH */ 2847 /* FALLTHROUGH */
2664 case SELECTION_BEGIN: 2848 case SELECTION_BEGIN:
2665 R->selection.op = SELECTION_DONE; 2849 selection.op = SELECTION_DONE;
2666 /* FALLTHROUGH */ 2850 /* FALLTHROUGH */
2667 default: 2851 default:
2668 return; 2852 return;
2669 } 2853 }
2854
2670 R->selection.op = SELECTION_DONE; 2855 selection.op = SELECTION_DONE;
2671 2856
2672 if (R->selection.clicks == 4) 2857 if (selection.clicks == 4)
2673 return; /* nothing selected, go away */ 2858 return; /* nothing selected, go away */
2674 2859
2675 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2860 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2676 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2861 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2677 2862
2678 new_selection_text = (unsigned char *)str; 2863 int ofs = 0;
2864 int extra = 0;
2679 2865
2680 col = R->selection.beg.col; 2866 int col = selection.beg.col;
2681 MAX_IT(col, 0); 2867 int row = selection.beg.row;
2682 row = R->selection.beg.row + R->TermWin.saveLines;
2683 end_row = R->selection.end.row + R->TermWin.saveLines;
2684 2868
2869 int end_col;
2870
2685 for (; row <= end_row; row++, col = 0) 2871 for (; row <= selection.end.row; row++, col = 0)
2872 {
2873#if ENABLE_FRILLS
2874 if (selection.rect)
2686 { 2875 {
2687 t = &(R->screen.text[row][col]); 2876 col = selection.beg.col;
2688
2689 end_col = R->screen.tlen[row];
2690
2691 if (end_col == -1)
2692 end_col = R->TermWin.ncol; 2877 end_col = ncol + 1;
2878 }
2879 else
2880#endif
2881 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN
2693 2882
2694 if (row == end_row) 2883 col = max (col, 0);
2884
2885 if (row == selection.end.row || selection.rect)
2695 MIN_IT (end_col, R->selection.end.col); 2886 end_col = min (end_col, selection.end.col);
2696 2887
2888 t = ROW(row).t + col;
2697 for (; col < end_col; col++) 2889 for (; col < end_col; col++)
2890 {
2698 if (*t == NOCHAR) 2891 if (*t == NOCHAR)
2699 t++; 2892 t++;
2893#if ENABLE_COMBINING
2894 else if (IS_COMPOSE (*t))
2895 {
2896 int len = rxvt_composite.expand (*t, 0);
2897
2898 extra -= (len - 1);
2899
2900 if (extra < 0)
2901 {
2902 extra += i;
2903 i += i;
2904 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2905 }
2906
2907 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2908 }
2909#endif
2700 else 2910 else
2701 { 2911 new_selection_text[ofs++] = *t++;
2702 int len = wctomb (str, *t++);
2703 if (len > 0)
2704 str += len;
2705 }
2706
2707 if (R->screen.tlen[row] != -1 && row != end_row)
2708 *str++ = '\n';
2709 } 2912 }
2710 2913
2711#ifndef NO_OLD_SELECTION 2914 if (!ROW(row).is_longer () && row != selection.end.row)
2712 if (R->selection_style == OLD_SELECT) 2915 new_selection_text[ofs++] = C0_LF;
2713 if (end_col == R->TermWin.ncol) 2916 }
2714 *str++ = '\n'; 2917
2715#endif
2716#ifndef NO_NEW_SELECTION
2717 if (R->selection_style != OLD_SELECT)
2718 if (end_col != R->selection.end.col) 2918 if (end_col != selection.end.col)
2719 *str++ = '\n'; 2919 new_selection_text[ofs++] = C0_LF;
2720#endif
2721 *str = '\0';
2722 2920
2723 i = str - (char *)new_selection_text; 2921 new_selection_text[ofs] = 0;
2922
2724 if (i == 0) 2923 if (ofs == 0)
2725 { 2924 {
2726 free (new_selection_text); 2925 free (new_selection_text);
2727 return; 2926 return;
2728 } 2927 }
2729 2928
2730 // due to MB_MAX_CUR, selection wastage is usually high
2731 if (str - (char *)new_selection_text > 1024)
2732 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2733
2734 R->selection.len = i;
2735 if (R->selection.text)
2736 free (R->selection.text); 2929 free (selection.text);
2737 2930
2738 R->selection.text = new_selection_text; 2931 // we usually allocate much more than necessary, so realloc it smaller again
2932 selection.len = ofs;
2933 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2739 2934
2740 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2935 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2741 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2936 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
2742 rxvt_print_error("can't get primary selection"); 2937 display->set_selection_owner (this);
2743 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2938 else
2744 PropModeReplace, R->selection.text, (int)R->selection.len); 2939 rxvt_warn ("can't get primary selection, ignoring.\n");
2940
2941#if 0
2942 XTextProperty ct;
2943
2944 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2945 {
2946 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2947 XFree (ct.value);
2948 }
2949#endif
2950
2745 R->selection_time = tm; 2951 selection_time = tm;
2746 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len));
2747} 2952}
2748 2953
2749/* ------------------------------------------------------------------------- */ 2954/* ------------------------------------------------------------------------- */
2750/* 2955/*
2751 * Mark or select text based upon number of clicks: 1, 2, or 3 2956 * Mark or select text based upon number of clicks: 1, 2, or 3
2752 * EXT: button 1 press 2957 * EXT: button 1 press
2753 */ 2958 */
2754/* EXTPROTO */
2755void 2959void
2756rxvt_selection_click(pR_ int clicks, int x, int y) 2960rxvt_term::selection_click (int clicks, int x, int y)
2757{ 2961{
2758 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2759
2760 clicks = ((clicks - 1) % 3) + 1; 2962 clicks = ((clicks - 1) % 3) + 1;
2761 R->selection.clicks = clicks; /* save clicks so extend will work */ 2963 selection.clicks = clicks; /* save clicks so extend will work */
2762 2964
2763 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2965 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2966
2764 if (clicks == 2 || clicks == 3) 2967 if (clicks == 2 || clicks == 3)
2765 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2968 selection_extend_colrow (selection.mark.col,
2766 R->selection.mark.row 2969 selection.mark.row + view_start,
2767 + R->TermWin.view_start,
2768 0, /* button 3 */ 2970 0, /* button 3 */
2769 1, /* button press */ 2971 1, /* button press */
2770 0); /* click change */ 2972 0); /* click change */
2771} 2973}
2772 2974
2773/* ------------------------------------------------------------------------- */ 2975/* ------------------------------------------------------------------------- */
2774/* 2976/*
2775 * Mark a selection at the specified col/row 2977 * Mark a selection at the specified col/row
2776 */ 2978 */
2777/* INTPROTO */
2778void 2979void
2779rxvt_selection_start_colrow(pR_ int col, int row) 2980rxvt_term::selection_start_colrow (int col, int row)
2780{ 2981{
2781 R->want_refresh = 1; 2982 want_refresh = 1;
2983
2984 selection.mark.row = row - view_start;
2782 R->selection.mark.col = col; 2985 selection.mark.col = col;
2783 R->selection.mark.row = row - R->TermWin.view_start; 2986
2784 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2987 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);
2785 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2988 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2989
2990 while (selection.mark.col > 0
2991 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2786 MAX_IT(R->selection.mark.col, 0); 2992 --selection.mark.col;
2787 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 2993
2788 2994 if (selection.op)
2789 if (R->selection.op) { /* clear the old selection */ 2995 { /* clear the old selection */
2790 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2996 selection.beg.row = selection.end.row = selection.mark.row;
2791 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2997 selection.beg.col = selection.end.col = selection.mark.col;
2792 } 2998 }
2999
2793 R->selection.op = SELECTION_INIT; 3000 selection.op = SELECTION_INIT;
2794 R->selection.screen = R->current_screen; 3001 selection.screen = current_screen;
2795} 3002}
2796 3003
2797/* ------------------------------------------------------------------------- */ 3004/* ------------------------------------------------------------------------- */
2798/* 3005/*
2799 * Word select: select text for 2 clicks 3006 * Word select: select text for 2 clicks
2800 * We now only find out the boundary in one direction 3007 * We now only find out the boundary in one direction
2801 */ 3008 */
2802 3009
2803/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3010/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2804#define DELIMIT_TEXT(x) \ 3011#define DELIMIT_TEXT(x) \
2805 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3012 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2806#ifdef MULTICHAR_SET
2807# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2808#else
2809# define DELIMIT_REND(x) 1 3013#define DELIMIT_REND(x) 1
2810#endif
2811 3014
2812/* INTPROTO */
2813void 3015void
2814rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3016rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2815{ 3017{
2816 int col, row, dirnadd, tcol, trow, w1, w2; 3018 int col, row, dirnadd, tcol, trow, w1, w2;
2817 row_col_t bound; 3019 row_col_t bound;
2818 text_t *stp; 3020 text_t *stp;
2819 rend_t *srp; 3021 rend_t *srp;
2820 3022
2821 if (dirn == UP) { 3023 if (dirn == UP)
2822 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3024 {
3025 bound.row = - nsaved - 1;
2823 bound.col = 0; 3026 bound.col = 0;
2824 dirnadd = -1; 3027 dirnadd = -1;
2825 } else { 3028 }
2826 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3029 else
3030 {
3031 bound.row = nrow;
2827 bound.col = R->TermWin.ncol - 1; 3032 bound.col = ncol - 1;
2828 dirnadd = 1; 3033 dirnadd = 1;
2829 } 3034 }
2830 row = mark->row + R->TermWin.saveLines; 3035
3036 row = mark->row;
2831 col = mark->col; 3037 col = max (mark->col, 0);
2832 MAX_IT(col, 0); 3038
2833/* find the edge of a word */ 3039 /* find the edge of a word */
2834 stp = &(R->screen.text[row][col]); 3040 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2835 w1 = DELIMIT_TEXT(*stp); 3041 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2836 3042
2837 if (R->selection_style != NEW_SELECT) { 3043 for (;;)
2838 if (w1 == 1) { 3044 {
3045 for (; col != bound.col; col += dirnadd)
3046 {
2839 stp += dirnadd; 3047 stp += dirnadd;
2840 if (DELIMIT_TEXT(*stp) == 1)
2841 goto Old_Word_Selection_You_Die;
2842 col += dirnadd;
2843 }
2844 w1 = 0;
2845 }
2846 srp = (&R->screen.rend[row][col]);
2847 w2 = DELIMIT_REND(*srp);
2848
2849 for (;;) {
2850 for (; col != bound.col; col += dirnadd) {
2851 stp += dirnadd; 3048 srp += dirnadd;
3049
3050 if (*stp == NOCHAR)
3051 continue;
3052
2852 if (DELIMIT_TEXT(*stp) != w1) 3053 if (DELIMIT_TEXT (*stp) != w1)
3054 break;
3055 if (DELIMIT_REND (*srp) != w2)
3056 break;
3057 }
3058
3059 if ((col == bound.col) && (row != bound.row))
3060 {
3061 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3062 {
3063 trow = row + dirnadd;
3064 tcol = dirn == UP ? ncol - 1 : 0;
3065
3066 if (!ROW(trow).t)
2853 break; 3067 break;
2854 srp += dirnadd; 3068
2855 if (DELIMIT_REND(*srp) != w2) 3069 stp = ROW(trow).t + tcol;
3070 srp = ROW(trow).r + tcol;
3071
3072 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2856 break; 3073 break;
2857 } 3074
2858 if ((col == bound.col) && (row != bound.row)) {
2859 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2860 trow = row + dirnadd;
2861 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2862 if (R->screen.text[trow] == NULL)
2863 break;
2864 stp = &(R->screen.text[trow][tcol]);
2865 srp = &(R->screen.rend[trow][tcol]);
2866 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2867 break;
2868 row = trow; 3075 row = trow;
2869 col = tcol; 3076 col = tcol;
2870 continue; 3077 continue;
2871 } 3078 }
2872 } 3079 }
2873 break; 3080 break;
2874 } 3081 }
3082
2875 Old_Word_Selection_You_Die: 3083Old_Word_Selection_You_Die:
2876 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));
2877
2878 if (dirn == DN) 3084 if (dirn == DN)
2879 col++; /* put us on one past the end */ 3085 col++; /* put us on one past the end */
2880 3086
2881/* Poke the values back in */ 3087 /* Poke the values back in */
2882 ret->row = row - R->TermWin.saveLines; 3088 ret->row = row;
2883 ret->col = col; 3089 ret->col = col;
2884} 3090}
2885 3091
2886/* ------------------------------------------------------------------------- */ 3092/* ------------------------------------------------------------------------- */
2887/* 3093/*
2888 * Extend the selection to the specified x/y pixel location 3094 * Extend the selection to the specified x/y pixel location
2889 * EXT: button 3 press; button 1 or 3 drag 3095 * EXT: button 3 press; button 1 or 3 drag
2890 * flag == 0 ==> button 1 3096 * flag == 0 ==> button 1
2891 * flag == 1 ==> button 3 press 3097 * flag == 1 ==> button 3 press
2892 * flag == 2 ==> button 3 motion 3098 * flag == 2 ==> button 3 motion
2893 */ 3099 */
2894/* EXTPROTO */
2895void 3100void
2896rxvt_selection_extend(pR_ int x, int y, int flag) 3101rxvt_term::selection_extend (int x, int y, int flag)
2897{ 3102{
2898 int col, row; 3103 int col = clamp (Pixel2Col (x), 0, ncol);
3104 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2899 3105
2900 col = Pixel2Col(x); 3106 /*
2901 row = Pixel2Row(y);
2902 MAX_IT(row, 0);
2903 MIN_IT(row, (int)R->TermWin.nrow - 1);
2904 MAX_IT(col, 0);
2905 MIN_IT(col, (int)R->TermWin.ncol);
2906#ifndef NO_NEW_SELECTION
2907/*
2908 * If we're selecting characters (single click) then we must check first 3107 * If we're selecting characters (single click) then we must check first
2909 * if we are at the same place as the original mark. If we are then 3108 * if we are at the same place as the original mark. If we are then
2910 * select nothing. Otherwise, if we're to the right of the mark, you have to 3109 * select nothing. Otherwise, if we're to the right of the mark, you have to
2911 * be _past_ a character for it to be selected. 3110 * be _past_ a character for it to be selected.
2912 */ 3111 */
2913 if (R->selection_style != OLD_SELECT) {
2914 if (((R->selection.clicks % 3) == 1) && !flag 3112 if (((selection.clicks % 3) == 1) && !flag
2915 && (col == R->selection.mark.col 3113 && (col == selection.mark.col
2916 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3114 && (row == selection.mark.row + view_start)))
3115 {
2917 /* select nothing */ 3116 /* select nothing */
2918 R->selection.beg.row = R->selection.end.row = 0; 3117 selection.beg.row = selection.end.row = 0;
2919 R->selection.beg.col = R->selection.end.col = 0; 3118 selection.beg.col = selection.end.col = 0;
2920 R->selection.clicks = 4; 3119 selection.clicks = 4;
2921 R->want_refresh = 1; 3120 want_refresh = 1;
2922 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2923 return; 3121 return;
2924 }
2925 } 3122 }
2926#endif 3123
2927 if (R->selection.clicks == 4) 3124 if (selection.clicks == 4)
2928 R->selection.clicks = 1; 3125 selection.clicks = 1;
3126
2929 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3127 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2930 flag == 1 ? 1 : 0, /* ? button press */ 3128 flag == 1 ? 1 : 0, /* ? button press */
2931 0); /* no click change */ 3129 0); /* no click change */
2932} 3130}
2933 3131
2934/* ------------------------------------------------------------------------- */ 3132/* ------------------------------------------------------------------------- */
2935/* 3133/*
2936 * Extend the selection to the specified col/row 3134 * Extend the selection to the specified col/row
2937 */ 3135 */
2938/* INTPROTO */
2939void 3136void
2940rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3137rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
2941{ 3138{
2942 int16_t ncol = R->TermWin.ncol;
2943 int end_col;
2944 row_col_t pos; 3139 row_col_t pos;
2945 enum { 3140 enum {
2946 LEFT, RIGHT 3141 LEFT, RIGHT
2947 } closeto = RIGHT; 3142 } closeto = RIGHT;
2948 3143
2949 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));
2950 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));
2951
2952 R->want_refresh = 1; 3144 want_refresh = 1;
3145
2953 switch (R->selection.op) { 3146 switch (selection.op)
3147 {
2954 case SELECTION_INIT: 3148 case SELECTION_INIT:
2955 CLEAR_SELECTION(R); 3149 CLEAR_SELECTION ();
2956 R->selection.op = SELECTION_BEGIN; 3150 selection.op = SELECTION_BEGIN;
2957 /* FALLTHROUGH */ 3151 /* FALLTHROUGH */
2958 case SELECTION_BEGIN: 3152 case SELECTION_BEGIN:
2959 if (row != R->selection.mark.row || col != R->selection.mark.col 3153 if (row != selection.mark.row || col != selection.mark.col
2960 || (!button3 && buttonpress)) 3154 || (!button3 && buttonpress))
2961 R->selection.op = SELECTION_CONT; 3155 selection.op = SELECTION_CONT;
2962 break; 3156 break;
2963 case SELECTION_DONE: 3157 case SELECTION_DONE:
2964 R->selection.op = SELECTION_CONT; 3158 selection.op = SELECTION_CONT;
2965 /* FALLTHROUGH */ 3159 /* FALLTHROUGH */
2966 case SELECTION_CONT: 3160 case SELECTION_CONT:
2967 break; 3161 break;
2968 case SELECTION_CLEAR: 3162 case SELECTION_CLEAR:
2969 rxvt_selection_start_colrow(aR_ col, row); 3163 selection_start_colrow (col, row);
2970 /* FALLTHROUGH */ 3164 /* FALLTHROUGH */
2971 default: 3165 default:
2972 return; 3166 return;
2973 } 3167 }
3168
2974 if (R->selection.beg.col == R->selection.end.col 3169 if (selection.beg.col == selection.end.col
2975 && R->selection.beg.col != R->selection.mark.col 3170 && selection.beg.col != selection.mark.col
2976 && R->selection.beg.row == R->selection.end.row 3171 && selection.beg.row == selection.end.row
2977 && R->selection.beg.row != R->selection.mark.row) { 3172 && selection.beg.row != selection.mark.row)
3173 {
2978 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3174 selection.beg.col = selection.end.col = selection.mark.col;
2979 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3175 selection.beg.row = selection.end.row = selection.mark.row;
2980 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));
2981 } 3176 }
2982 3177
2983 pos.col = col; 3178 pos.col = col;
2984 pos.row = row; 3179 pos.row = row - view_start;
2985 3180
2986 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3181 /*
2987 3182 * This is mainly xterm style selection with a couple of differences, mainly
2988#ifndef NO_OLD_SELECTION 3183 * in the way button3 drag extension works.
2989/* 3184 * We're either doing: button1 drag; button3 press; or button3 drag
2990 * This mimics some of the selection behaviour of version 2.20 and before. 3185 * a) button1 drag : select around a midpoint/word/line - that point/word/line
2991 * There are no ``selection modes'', button3 is always character extension. 3186 * is always at the left/right edge of the selection.
2992 * Note: button3 drag is always available, c.f. v2.20 3187 * b) button3 press: extend/contract character/word/line at whichever edge of
2993 * Selection always terminates (left or right as appropriate) at the mark. 3188 * the selection we are closest to.
3189 * c) button3 drag : extend/contract character/word/line - we select around
3190 * a point/word/line which is either the start or end of the selection
3191 * and it was decided by whichever point/word/line was `fixed' at the
3192 * time of the most recent button3 press
2994 */ 3193 */
2995 if (R->selection_style == OLD_SELECT) { 3194 if (button3 && buttonpress)
2996 if (R->selection.clicks == 1 || button3) { 3195 { /* button3 press */
2997 if (R->hate_those_clicks) { 3196 /*
2998 R->hate_those_clicks = 0; 3197 * first determine which edge of the selection we are closest to
2999 if (R->selection.clicks == 1) { 3198 */
3000 R->selection.beg.row = R->selection.mark.row; 3199 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3001 R->selection.beg.col = R->selection.mark.col; 3200 || (!ROWCOL_IS_AFTER (pos, selection.end)
3002 } else { 3201 && (((pos.col - selection.beg.col)
3202 + ((pos.row - selection.beg.row) * ncol))
3203 < ((selection.end.col - pos.col)
3204 + ((selection.end.row - pos.row) * ncol)))))
3205 closeto = LEFT;
3206
3207 if (closeto == LEFT)
3208 {
3209 selection.beg.row = pos.row;
3210 selection.beg.col = pos.col;
3211 selection.mark.row = selection.end.row;
3212 selection.mark.col = selection.end.col - (selection.clicks == 2);
3213 }
3214 else
3215 {
3216 selection.end.row = pos.row;
3217 selection.end.col = pos.col;
3003 R->selection.mark.row = R->selection.beg.row; 3218 selection.mark.row = selection.beg.row;
3004 R->selection.mark.col = R->selection.beg.col; 3219 selection.mark.col = selection.beg.col;
3220 }
3221 }
3222 else
3223 { /* button1 drag or button3 drag */
3224 if (ROWCOL_IS_AFTER (selection.mark, pos))
3225 {
3226 if (selection.mark.row == selection.end.row
3227 && selection.mark.col == selection.end.col
3228 && clickchange
3229 && selection.clicks == 2)
3230 selection.mark.col--;
3231
3232 selection.beg.row = pos.row;
3233 selection.beg.col = pos.col;
3234 selection.end.row = selection.mark.row;
3235 selection.end.col = selection.mark.col + (selection.clicks == 2);
3236 }
3237 else
3238 {
3239 selection.beg.row = selection.mark.row;
3240 selection.beg.col = selection.mark.col;
3241 selection.end.row = pos.row;
3242 selection.end.col = pos.col;
3243 }
3244 }
3245
3246 if (selection.clicks == 1)
3247 {
3248 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3249 && !ROW(selection.beg.row).is_longer ()
3250#if ENABLE_FRILLS
3251 && !selection.rect
3252#endif
3253 )
3254 selection.beg.col = ncol;
3255
3256 if (
3257 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3258 && !ROW(selection.end.row).is_longer ()
3259#if ENABLE_FRILLS
3260 && !selection.rect
3261#endif
3262 )
3263 selection.end.col = ncol;
3264 }
3265 else if (selection.clicks == 2)
3266 {
3267 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3268 selection.end.col--;
3269
3270 selection_delimit_word (UP, &selection.beg, &selection.beg);
3271 selection_delimit_word (DN, &selection.end, &selection.end);
3272 }
3273 else if (selection.clicks == 3)
3274 {
3275#if ENABLE_FRILLS
3276 if (options & Opt_tripleclickwords)
3277 {
3278 selection_delimit_word (UP, &selection.beg, &selection.beg);
3279
3280 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3281 {
3282 if (!ROW(end_row).is_longer ())
3283 {
3284 selection.end.row = end_row;
3285 selection.end.col = ROW(end_row).l;
3286 selection_remove_trailing_spaces ();
3287 break;
3005 } 3288 }
3006 } 3289 }
3007 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3008 R->selection.end.row = R->selection.mark.row;
3009 R->selection.end.col = R->selection.mark.col + 1;
3010 R->selection.beg.row = pos.row;
3011 R->selection.beg.col = pos.col;
3012 } else {
3013 R->selection.beg.row = R->selection.mark.row;
3014 R->selection.beg.col = R->selection.mark.col;
3015 R->selection.end.row = pos.row;
3016 R->selection.end.col = pos.col + 1;
3017 } 3290 }
3018 } else if (R->selection.clicks == 2) { 3291 else
3019 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3292#endif
3020 &(R->selection.beg)); 3293 {
3021 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3294 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3022 &(R->selection.end)); 3295 selection.mark.col++;
3023 R->hate_those_clicks = 1; 3296
3024 } else if (R->selection.clicks == 3) {
3025 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3026 R->selection.beg.col = 0; 3297 selection.beg.col = 0;
3027 R->selection.end.col = ncol; 3298 selection.end.col = ncol;
3028 R->hate_those_clicks = 1; 3299
3029 } 3300 // select a complete logical line
3030 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)); 3301 while (selection.beg.row > -saveLines
3031 return; 3302 && ROW(selection.beg.row - 1).is_longer ())
3032 } 3303 selection.beg.row--;
3033#endif /* ! NO_OLD_SELECTION */ 3304
3034#ifndef NO_NEW_SELECTION 3305 while (selection.end.row < nrow
3035/* selection_style must not be OLD_SELECT to get here */ 3306 && ROW(selection.end.row).is_longer ())
3036/* 3307 selection.end.row++;
3037 * This is mainly xterm style selection with a couple of differences, mainly
3038 * in the way button3 drag extension works.
3039 * We're either doing: button1 drag; button3 press; or button3 drag
3040 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3041 * is always at the left/right edge of the R->selection.
3042 * b) button3 press: extend/contract character/word/line at whichever edge of
3043 * the selection we are closest to.
3044 * c) button3 drag : extend/contract character/word/line - we select around
3045 * a point/word/line which is either the start or end of the selection
3046 * and it was decided by whichever point/word/line was `fixed' at the
3047 * time of the most recent button3 press
3048 */
3049 if (button3 && buttonpress) { /* button3 press */
3050 /* 3308 }
3051 * first determine which edge of the selection we are closest to 3309 }
3052 */ 3310
3053 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3311 if (button3 && buttonpress)
3054 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3312 { /* mark may need to be changed */
3055 && (((pos.col - R->selection.beg.col)
3056 + ((pos.row - R->selection.beg.row) * ncol))
3057 < ((R->selection.end.col - pos.col)
3058 + ((R->selection.end.row - pos.row) * ncol)))))
3059 closeto = LEFT;
3060 if (closeto == LEFT) { 3313 if (closeto == LEFT)
3061 R->selection.beg.row = pos.row; 3314 {
3062 R->selection.beg.col = pos.col;
3063 R->selection.mark.row = R->selection.end.row; 3315 selection.mark.row = selection.end.row;
3064 R->selection.mark.col = R->selection.end.col 3316 selection.mark.col = selection.end.col - (selection.clicks == 2);
3065 - (R->selection.clicks == 2); 3317 }
3066 } else { 3318 else
3067 R->selection.end.row = pos.row; 3319 {
3068 R->selection.end.col = pos.col;
3069 R->selection.mark.row = R->selection.beg.row; 3320 selection.mark.row = selection.beg.row;
3070 R->selection.mark.col = R->selection.beg.col; 3321 selection.mark.col = selection.beg.col;
3071 }
3072 } else { /* button1 drag or button3 drag */
3073 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3074 if ((R->selection.mark.row == R->selection.end.row)
3075 && (R->selection.mark.col == R->selection.end.col)
3076 && clickchange && R->selection.clicks == 2)
3077 R->selection.mark.col--;
3078 R->selection.beg.row = pos.row;
3079 R->selection.beg.col = pos.col;
3080 R->selection.end.row = R->selection.mark.row;
3081 R->selection.end.col = R->selection.mark.col
3082 + (R->selection.clicks == 2);
3083 } else {
3084 R->selection.beg.row = R->selection.mark.row;
3085 R->selection.beg.col = R->selection.mark.col;
3086 R->selection.end.row = pos.row;
3087 R->selection.end.col = pos.col;
3088 }
3089 }
3090
3091 if (R->selection.clicks == 1) {
3092 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3093 if (end_col != -1 && R->selection.beg.col > end_col) {
3094#if 1
3095 R->selection.beg.col = ncol;
3096#else
3097 if (R->selection.beg.row != R->selection.end.row)
3098 R->selection.beg.col = ncol;
3099 else
3100 R->selection.beg.col = R->selection.mark.col;
3101#endif
3102 }
3103 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3104 if (end_col != -1 && R->selection.end.col > end_col)
3105 R->selection.end.col = ncol;
3106
3107 } else if (R->selection.clicks == 2) {
3108 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3109 R->selection.end.col--;
3110 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3111 &(R->selection.beg));
3112 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3113 &(R->selection.end));
3114 } else if (R->selection.clicks == 3) {
3115#ifndef NO_FRILLS
3116 if ((R->Options & Opt_tripleclickwords)) {
3117 int end_row;
3118
3119 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3120 &(R->selection.beg));
3121 end_row = R->screen.tlen[R->selection.mark.row
3122 + R->TermWin.saveLines];
3123 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3124 end_row++) {
3125 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3126 if (end_col != -1) {
3127 R->selection.end.row = end_row;
3128 R->selection.end.col = end_col;
3129 rxvt_selection_remove_trailing_spaces(aR);
3130 break;
3131 }
3132 }
3133 } else
3134#endif
3135 { 3322 }
3136 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3137 R->selection.mark.col++;
3138 R->selection.beg.col = 0;
3139 R->selection.end.col = ncol;
3140 }
3141 } 3323 }
3142 if (button3 && buttonpress) { /* mark may need to be changed */
3143 if (closeto == LEFT) {
3144 R->selection.mark.row = R->selection.end.row;
3145 R->selection.mark.col = R->selection.end.col
3146 - (R->selection.clicks == 2);
3147 } else {
3148 R->selection.mark.row = R->selection.beg.row;
3149 R->selection.mark.col = R->selection.beg.col;
3150 }
3151 }
3152 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));
3153#endif /* ! NO_NEW_SELECTION */
3154}
3155 3324
3156#ifndef NO_FRILLS 3325#if ENABLE_FRILLS
3157/* INTPROTO */ 3326 if (selection.rect && selection.beg.col > selection.end.col)
3327 ::swap (selection.beg.col, selection.end.col);
3328#endif
3329}
3330
3331#if ENABLE_FRILLS
3158void 3332void
3159rxvt_selection_remove_trailing_spaces(pR) 3333rxvt_term::selection_remove_trailing_spaces ()
3160{ 3334{
3161 int32_t end_col, end_row; 3335 int32_t end_col, end_row;
3162 text_t *stp; 3336 text_t *stp;
3163 3337
3164 end_col = R->selection.end.col; 3338 end_col = selection.end.col;
3165 end_row = R->selection.end.row; 3339 end_row = selection.end.row;
3340
3166 for ( ; end_row >= R->selection.beg.row; ) { 3341 for (; end_row >= selection.beg.row; )
3167 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3342 {
3343 stp = ROW(end_row).t;
3344
3168 while (--end_col >= 0) { 3345 while (--end_col >= 0)
3169 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3170 break;
3171 } 3346 {
3172 if (end_col >= 0 3347 if (stp[end_col] != ' '
3173 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3348 && stp[end_col] != '\t'
3174 R->selection.end.col = end_col + 1; 3349 && stp[end_col] != NOCHAR)
3175 R->selection.end.row = end_row;
3176 break; 3350 break;
3177 } 3351 }
3352
3353 if (end_col >= 0
3354 || !ROW(end_row - 1).is_longer ())
3355 {
3356 selection.end.col = end_col + 1;
3357 selection.end.row = end_row;
3358 break;
3359 }
3360
3178 end_row--; 3361 end_row--;
3179 end_col = R->TermWin.ncol; 3362 end_col = ncol;
3180 } 3363 }
3364
3181 if (R->selection.mark.row > R->selection.end.row) { 3365 if (selection.mark.row > selection.end.row)
3366 {
3182 R->selection.mark.row = R->selection.end.row; 3367 selection.mark.row = selection.end.row;
3183 R->selection.mark.col = R->selection.end.col; 3368 selection.mark.col = selection.end.col;
3369 }
3184 } else if (R->selection.mark.row == R->selection.end.row 3370 else if (selection.mark.row == selection.end.row
3185 && R->selection.mark.col > R->selection.end.col) 3371 && selection.mark.col > selection.end.col)
3186 R->selection.mark.col = R->selection.end.col; 3372 selection.mark.col = selection.end.col;
3187} 3373}
3188#endif 3374#endif
3189 3375
3190/* ------------------------------------------------------------------------- */ 3376/* ------------------------------------------------------------------------- */
3191/* 3377/*
3192 * Double click on button 3 when already selected 3378 * Double click on button 3 when already selected
3193 * EXT: button 3 double click 3379 * EXT: button 3 double click
3194 */ 3380 */
3195/* EXTPROTO */
3196void 3381void
3197rxvt_selection_rotate(pR_ int x, int y) 3382rxvt_term::selection_rotate (int x, int y)
3198{ 3383{
3199 R->selection.clicks = R->selection.clicks % 3 + 1; 3384 selection.clicks = selection.clicks % 3 + 1;
3200 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3385 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3201} 3386}
3202
3203/* ------------------------------------------------------------------------- */
3204/*
3205 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3206 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3207 * the X11 protocol.
3208 */
3209typedef CARD32 Atom32;
3210 3387
3211/* ------------------------------------------------------------------------- */ 3388/* ------------------------------------------------------------------------- */
3212/* 3389/*
3213 * Respond to a request for our current selection 3390 * Respond to a request for our current selection
3214 * EXT: SelectionRequest 3391 * EXT: SelectionRequest
3215 */ 3392 */
3216/* EXTPROTO */
3217void 3393void
3218rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3394rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3219{ 3395{
3220 XSelectionEvent ev; 3396 XSelectionEvent ev;
3221#ifdef USE_XIM 3397 dDisp;
3398
3399 ev.type = SelectionNotify;
3400 ev.property = None;
3401 ev.display = rq.display;
3402 ev.requestor = rq.requestor;
3403 ev.selection = rq.selection;
3404 ev.target = rq.target;
3405 ev.time = rq.time;
3406
3407 if (rq.target == xa[XA_TARGETS])
3408 {
3222 Atom32 target_list[4]; 3409 Atom target_list[6];
3410 Atom *target = target_list;
3411
3412 *target++ = xa[XA_TARGETS];
3413 *target++ = xa[XA_TIMESTAMP];
3414 *target++ = XA_STRING;
3415 *target++ = xa[XA_TEXT];
3416 *target++ = xa[XA_COMPOUND_TEXT];
3417#if X_HAVE_UTF8_STRING
3418 *target++ = xa[XA_UTF8_STRING];
3419#endif
3420
3421 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3422 32, PropModeReplace,
3423 (unsigned char *)target_list, target - target_list);
3424 ev.property = rq.property;
3425 }
3426#if TODO // TODO
3427 else if (rq.target == xa[XA_MULTIPLE])
3428 {
3429 /* TODO: Handle MULTIPLE */
3430 }
3431#endif
3432 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3433 {
3434 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3435 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3436 ev.property = rq.property;
3437 }
3438 else if (rq.target == XA_STRING
3439 || rq.target == xa[XA_TEXT]
3440 || rq.target == xa[XA_COMPOUND_TEXT]
3441 || rq.target == xa[XA_UTF8_STRING]
3442 )
3443 {
3444 XTextProperty ct;
3445 Atom target = rq.target;
3446 short freect = 0;
3447 int selectlen;
3448 wchar_t *cl;
3449 enum {
3450 enc_string = XStringStyle,
3451 enc_text = XStdICCTextStyle,
3452 enc_compound_text = XCompoundTextStyle,
3453#ifdef X_HAVE_UTF8_STRING
3454 enc_utf8 = XUTF8StringStyle,
3223#else 3455#else
3224 Atom32 target_list[3]; 3456 enc_utf8 = -1,
3225#endif 3457#endif
3226 Atom target; 3458 } style;
3227 XTextProperty ct;
3228 XICCEncodingStyle style;
3229 char *cl[2], dummy[1];
3230 3459
3231 ev.type = SelectionNotify;
3232 ev.property = None;
3233 ev.display = rq->display;
3234 ev.requestor = rq->requestor;
3235 ev.selection = rq->selection;
3236 ev.target = rq->target;
3237 ev.time = rq->time;
3238
3239 if (rq->target == R->xa[XA_TARGETS]) {
3240 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3241 target_list[1] = (Atom32) XA_STRING;
3242 target_list[2] = (Atom32) R->xa[XA_TEXT];
3243#ifdef USE_XIM
3244 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3245#endif
3246 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3247 (8 * sizeof(target_list[0])), PropModeReplace,
3248 (unsigned char *)target_list,
3249 (sizeof(target_list) / sizeof(target_list[0])));
3250 ev.property = rq->property;
3251 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3252 /* TODO: Handle MULTIPLE */
3253 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3254 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3255 (8 * sizeof(Time)), PropModeReplace,
3256 (unsigned char *)&R->selection_time, 1);
3257 ev.property = rq->property;
3258 } else if (rq->target == XA_STRING
3259 || rq->target == R->xa[XA_COMPOUND_TEXT]
3260 || rq->target == R->xa[XA_TEXT]) {
3261#ifdef USE_XIM
3262 short freect = 0;
3263#endif
3264 int selectlen;
3265
3266#ifdef USE_XIM
3267 if (rq->target != XA_STRING) { 3460 if (target == XA_STRING)
3461 // we actually don't do XA_STRING, but who cares, as i18n clients
3462 // will ask for another format anyways.
3463 style = enc_string;
3464 else if (target == xa[XA_TEXT])
3465 style = enc_text;
3466 else if (target == xa[XA_COMPOUND_TEXT])
3467 style = enc_compound_text;
3468#if ENABLE_FRILLS
3469 else if (target == xa[XA_UTF8_STRING])
3470 style = enc_utf8;
3471#endif
3472 else
3473 {
3268 target = R->xa[XA_COMPOUND_TEXT]; 3474 target = xa[XA_COMPOUND_TEXT];
3269 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3475 style = enc_compound_text;
3270 ? XCompoundTextStyle : XStdICCTextStyle;
3271 } else
3272#endif
3273 { 3476 }
3274 target = XA_STRING; 3477
3275 style = XStringStyle; 3478 if (selection.text)
3276 } 3479 {
3277 if (R->selection.text) {
3278 cl[0] = (char *)R->selection.text; 3480 cl = selection.text;
3279 selectlen = R->selection.len; 3481 selectlen = selection.len;
3482 }
3280 } else { 3483 else
3281 cl[0] = dummy; 3484 {
3282 *dummy = '\0'; 3485 cl = L"";
3283 selectlen = 0; 3486 selectlen = 0;
3487 }
3488
3489#if ENABLE_FRILLS
3490 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3491 // so recode it manually
3492 if (style == enc_utf8)
3284 } 3493 {
3285#ifdef USE_XIM
3286 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3287 == Success) /* if we failed to convert then send it raw */
3288 freect = 1; 3494 freect = 1;
3495 ct.encoding = target;
3496 ct.format = 8;
3497 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3498 ct.nitems = strlen ((char *)ct.value);
3499 }
3289 else 3500 else
3290#endif 3501#endif
3502 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3503 freect = 1;
3504 else
3291 { 3505 {
3506 /* if we failed to convert then send it raw */
3292 ct.value = (unsigned char *)cl[0]; 3507 ct.value = (unsigned char *)cl;
3293 ct.nitems = selectlen; 3508 ct.nitems = selectlen;
3509 ct.encoding = target;
3294 } 3510 }
3511
3295 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3512 XChangeProperty (disp, rq.requestor, rq.property,
3296 target, 8, PropModeReplace, 3513 ct.encoding, 8, PropModeReplace,
3297 ct.value, (int)ct.nitems); 3514 ct.value, (int)ct.nitems);
3298 ev.property = rq->property; 3515 ev.property = rq.property;
3299#ifdef USE_XIM 3516
3300 if (freect) 3517 if (freect)
3301 XFree(ct.value); 3518 XFree (ct.value);
3302#endif
3303 } 3519 }
3520
3304 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3521 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3305} 3522}
3306 3523
3307/* ------------------------------------------------------------------------- * 3524/* ------------------------------------------------------------------------- *
3308 * MOUSE ROUTINES * 3525 * MOUSE ROUTINES *
3309 * ------------------------------------------------------------------------- */ 3526 * ------------------------------------------------------------------------- */
3310 3527
3311/* 3528/*
3312 * return col/row values corresponding to x/y pixel values 3529 * return col/row values corresponding to x/y pixel values
3313 */ 3530 */
3314/* EXTPROTO */
3315void 3531void
3316rxvt_pixel_position(pR_ int *x, int *y) 3532rxvt_term::pixel_position (int *x, int *y)
3317{ 3533{
3318 *x = Pixel2Col(*x); 3534 *x = Pixel2Col (*x);
3319/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3535 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3320 *y = Pixel2Row(*y); 3536 *y = Pixel2Row (*y);
3321/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3537 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3322} 3538}
3539
3323/* ------------------------------------------------------------------------- */ 3540/* ------------------------------------------------------------------------- */
3324#ifdef USE_XIM 3541#ifdef USE_XIM
3325/* EXTPROTO */
3326void 3542void
3327rxvt_setPosition(pR_ XPoint *pos) 3543rxvt_term::im_set_position (XPoint &pos)
3328{ 3544{
3329 XWindowAttributes xwa; 3545 XWindowAttributes xwa;
3330 3546
3331 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa); 3547 XGetWindowAttributes (display->display, vt, &xwa);
3332 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x; 3548
3333 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y 3549 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3334 - R->TermWin.lineSpace; 3550 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3335} 3551}
3336#endif 3552#endif
3337/* ------------------------------------------------------------------------- */ 3553
3338 3554#if ENABLE_OVERLAY
3555void
3556rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3557{
3558 if (nrow < 3 || ncol < 3)
3559 return;
3560
3561 want_refresh = 1;
3562
3563 scr_overlay_off ();
3564
3565 if (x < 0) x = ncol - w;
3566 if (y < 0) y = nrow - h;
3567
3568 // make space for border
3569 w += 2; min_it (w, ncol);
3570 h += 2; min_it (h, nrow);
3571
3572 x -= 1; clamp_it (x, 0, ncol - w);
3573 y -= 1; clamp_it (y, 0, nrow - h);
3574
3575 ov_x = x; ov_y = y;
3576 ov_w = w; ov_h = h;
3577
3578 ov_text = new text_t *[h];
3579 ov_rend = new rend_t *[h];
3580
3581 for (y = 0; y < h; y++)
3582 {
3583 text_t *tp = ov_text[y] = new text_t[w];
3584 rend_t *rp = ov_rend[y] = new rend_t[w];
3585
3586 text_t t0, t1, t2;
3587 rend_t r = OVERLAY_RSTYLE;
3588
3589 if (y == 0)
3590 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3591 else if (y < h - 1)
3592 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3593 else
3594 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3595
3596 *tp++ = t0;
3597 *rp++ = r;
3598
3599 for (x = w - 2; x > 0; --x)
3600 {
3601 *tp++ = t1;
3602 *rp++ = r;
3603 }
3604
3605 *tp = t2;
3606 *rp = r;
3607 }
3608}
3609
3610void
3611rxvt_term::scr_overlay_off ()
3612{
3613 if (!ov_text)
3614 return;
3615
3616 want_refresh = 1;
3617
3618 for (int y = 0; y < ov_h; y++)
3619 {
3620 delete [] ov_text[y];
3621 delete [] ov_rend[y];
3622 }
3623
3624 delete [] ov_text; ov_text = 0;
3625 delete [] ov_rend; ov_rend = 0;
3626}
3627
3628void
3629rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)
3630{
3631 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3632 return;
3633
3634 x++, y++;
3635
3636 ov_text[y][x] = text;
3637 ov_rend[y][x] = rend;
3638}
3639
3640void
3641rxvt_term::scr_overlay_set (int x, int y, const char *s)
3642{
3643 while (*s)
3644 scr_overlay_set (x++, y, *s++);
3645}
3646
3647void
3648rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3649{
3650 while (*s)
3651 {
3652 text_t t = *s++;
3653 int width = wcwidth (t);
3654
3655 while (width--)
3656 {
3657 scr_overlay_set (x++, y, t);
3658 t = NOCHAR;
3659 }
3660 }
3661}
3662
3663void
3664rxvt_term::scr_swap_overlay ()
3665{
3666 if (!ov_text)
3667 return;
3668
3669 // swap screen mem with overlay
3670 for (int y = ov_h; y--; )
3671 {
3672 text_t *t1 = ov_text[y];
3673 rend_t *r1 = ov_rend[y];
3674
3675 text_t *t2 = ROW(y - view_start).t + ov_x;
3676 rend_t *r2 = ROW(y - view_start).r + ov_x;
3677
3678 for (int x = ov_w; x--; )
3679 {
3680 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3681 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3682 }
3683 }
3684}
3685
3686#endif
3339/* ------------------------------------------------------------------------- * 3687/* ------------------------------------------------------------------------- */
3340 * DEBUG ROUTINES *
3341 * ------------------------------------------------------------------------- */
3342#if 0
3343/* INTPROTO */
3344void
3345rxvt_debug_colors(void)
3346{
3347 int color;
3348 const char *name[] = {
3349 "fg", "bg",
3350 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3351 };
3352 3688
3353 fprintf(stderr, "Color ( ");
3354 if (R->rstyle & RS_RVid)
3355 fprintf(stderr, "rvid ");
3356 if (R->rstyle & RS_Bold)
3357 fprintf(stderr, "bold ");
3358 if (R->rstyle & RS_Blink)
3359 fprintf(stderr, "blink ");
3360 if (R->rstyle & RS_Uline)
3361 fprintf(stderr, "uline ");
3362 fprintf(stderr, "): ");
3363
3364 color = GET_FGCOLOR(R->rstyle);
3365#ifndef NO_BRIGHTCOLOR
3366 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3367 color -= (minBrightCOLOR - minCOLOR);
3368 fprintf(stderr, "bright ");
3369 }
3370#endif
3371 fprintf(stderr, "%s on ", name[color]);
3372
3373 color = GET_BGCOLOR(R->rstyle);
3374#ifndef NO_BRIGHTCOLOR
3375 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3376 color -= (minBrightCOLOR - minCOLOR);
3377 fprintf(stderr, "bright ");
3378 }
3379#endif
3380 fprintf(stderr, "%s\n", name[color]);
3381}
3382#endif

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