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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.7 by pcg, Tue Dec 16 23:04:13 2003 UTC vs.
Revision 1.192 by root, Thu Dec 22 19:25:58 2005 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.7 2003/12/16 23:04:13 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 do
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 while (p != pend && q > 0);
360
361 term_start = total_rows - nrow;
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 }
389
258#ifdef DEBUG_STRICT 390#ifdef DEBUG_STRICT
259 assert(R->swap.rend[p]); 391 for (int i = -nsaved; i < nrow; i++)
392 assert (ROW (i).t);
260#endif 393#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);
273 394
274 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 395 free (old_buf);
396 delete old_ta;
397 delete old_ra;
275 398
276 } else if (nrow > prev_nrow) { 399 clamp_it (screen.cur.row, 0, nrow - 1);
277 /* add rows */ 400 clamp_it (screen.cur.col, 0, ncol - 1);
278 rxvt_scr_reset_realloc(aR); /* realloc _first_ */
279 401
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) 402 if (tabs)
352 free(R->tabs); 403 free (tabs);
353 } 404 }
354 405
406 prev_nrow = nrow;
407 prev_ncol = ncol;
408
355 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 409 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
356 410
357 for (p = 0; p < ncol; p++) 411 for (int col = ncol; col--; )
358 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 412 tabs [col] = col % TABSIZE == 0;
359 413
360 R->prev_nrow = nrow;
361 R->prev_ncol = ncol;
362
363 R->tt_winch (); 414 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} 415}
389 416
390/* ------------------------------------------------------------------------- */ 417/* ------------------------------------------------------------------------- */
391/* 418/*
392 * Free everything. That way malloc debugging can find leakage. 419 * Free everything. That way malloc debugging can find leakage.
393 */ 420 */
394/* EXTPROTO */
395void 421void
396rxvt_scr_release(pR) 422rxvt_term::scr_release ()
397{ 423{
398 uint16_t total_rows; 424 delete talloc; talloc = 0;
399 int i; 425 delete ralloc; ralloc = 0;
400 426
401 total_rows = R->TermWin.nrow + R->TermWin.saveLines; 427 free (row_buf);
402 for (i = 0; i < total_rows; i++) { 428 free (swap_buf);
403 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */ 429 free (drawn_buf);
404 free(R->screen.text[i]); 430 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); 431 free (tabs);
428 432
429/* NULL these so if anything tries to use them, we'll know about it */ 433 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} 434}
437 435
438/* ------------------------------------------------------------------------- */ 436/* ------------------------------------------------------------------------- */
439/* 437/*
440 * Hard reset 438 * Hard reset
441 */ 439 */
442/* EXTPROTO */
443void 440void
444rxvt_scr_poweron(pR) 441rxvt_term::scr_poweron ()
445{ 442{
446 D_SCREEN((stderr, "rxvt_scr_poweron()"));
447
448 rxvt_scr_release(aR); 443 scr_release ();
449 R->prev_nrow = R->prev_ncol = 0; 444 prev_nrow = prev_ncol = 0;
450 rxvt_scr_reset(aR); 445 scr_reset ();
451 446
452 rxvt_scr_clear(aR); 447 scr_clear (true);
453 rxvt_scr_refresh(aR_ SLOW_REFRESH); 448 scr_refresh (SLOW_REFRESH);
454#ifdef RXVT_GRAPHICS
455 rxvt_Gr_reset(aR);
456#endif
457} 449}
458 450
459/* ------------------------------------------------------------------------- * 451/* ------------------------------------------------------------------------- *
460 * PROCESS SCREEN COMMANDS * 452 * PROCESS SCREEN COMMANDS *
461 * ------------------------------------------------------------------------- */ 453 * ------------------------------------------------------------------------- */
462/* 454/*
463 * Save and Restore cursor 455 * Save and Restore cursor
464 * XTERM_SEQ: Save cursor : ESC 7 456 * XTERM_SEQ: Save cursor : ESC 7
465 * XTERM_SEQ: Restore cursor: ESC 8 457 * XTERM_SEQ: Restore cursor: ESC 8
466 */ 458 */
467/* EXTPROTO */
468void 459void
469rxvt_scr_cursor(pR_ int mode) 460rxvt_term::scr_cursor (int mode)
470{ 461{
471 screen_t *s; 462 screen_t *s;
472
473 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
474 463
475#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 464#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
476 if (R->current_screen == SECONDARY) 465 if (current_screen == SECONDARY)
477 s = &(R->swap); 466 s = &swap;
478 else 467 else
479#endif 468#endif
480 s = &(R->screen); 469 s = &screen;
470
481 switch (mode) { 471 switch (mode)
472 {
482 case SAVE: 473 case SAVE:
483 s->s_cur.row = s->cur.row; 474 s->s_cur.row = screen.cur.row;
484 s->s_cur.col = s->cur.col; 475 s->s_cur.col = screen.cur.col;
485 s->s_rstyle = R->rstyle; 476 s->s_rstyle = rstyle;
486 s->s_charset = s->charset; 477 s->s_charset = screen.charset;
487 s->s_charset_char = R->charsets[s->charset]; 478 s->s_charset_char = charsets[screen.charset];
488 break; 479 break;
480
489 case RESTORE: 481 case RESTORE:
490 R->want_refresh = 1; 482 want_refresh = 1;
491 s->cur.row = s->s_cur.row; 483 screen.cur.row = s->s_cur.row;
492 s->cur.col = s->s_cur.col; 484 screen.cur.col = s->s_cur.col;
493 s->flags &= ~Screen_WrapNext; 485 screen.flags &= ~Screen_WrapNext;
494 R->rstyle = s->s_rstyle; 486 rstyle = s->s_rstyle;
495 s->charset = s->s_charset; 487 screen.charset = s->s_charset;
496 R->charsets[s->charset] = s->s_charset_char; 488 charsets[screen.charset] = s->s_charset_char;
497 rxvt_set_font_style(aR); 489 set_font_style ();
498 break; 490 break;
499 } 491 }
492
500/* boundary check in case screen size changed between SAVE and RESTORE */ 493 /* boundary check in case screen size changed between SAVE and RESTORE */
501 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 494 min_it (s->cur.row, nrow - 1);
502 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 495 min_it (s->cur.col, ncol - 1);
503#ifdef DEBUG_STRICT 496#ifdef DEBUG_STRICT
504 assert(s->cur.row >= 0); 497 assert (s->cur.row >= 0);
505 assert(s->cur.col >= 0); 498 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 499#endif
510} 500}
511 501
512/* ------------------------------------------------------------------------- */ 502/* ------------------------------------------------------------------------- */
513/* 503/*
514 * Swap between primary and secondary screens 504 * Swap between primary and secondary screens
515 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 505 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
516 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 506 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
517 */ 507 */
518/* EXTPROTO */
519int 508int
520rxvt_scr_change_screen(pR_ int scrn) 509rxvt_term::scr_change_screen (int scrn)
521{ 510{
522 int i; 511 want_refresh = 1;
512 view_start = 0;
513
514 if (current_screen == scrn)
515 return scrn;
516
517 selection_check (2); /* check for boundary cross */
518
519 int i = current_screen; current_screen = scrn; scrn = i;
520
521 ::swap (screen.cur.row, swap.cur.row);
522 ::swap (screen.cur.col, swap.cur.col);
523
524 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
525 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
526
523#if NSCREENS 527#if NSCREENS
524 int offset; 528 if (options & Opt_secondaryScreen)
525#endif 529 {
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; 530 num_scr = 0;
541 offset = R->TermWin.saveLines; 531
542 for (i = R->prev_nrow; i--;) { 532 for (int i = prev_nrow; i--; )
543 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 533 ::swap (ROW(i), swap_buf [i]);
544 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 534
545 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 535 ::swap (screen.charset, swap.charset);
546 } 536 ::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; 537 screen.flags |= Screen_VisibleCursor;
561 R->swap.flags |= Screen_VisibleCursor; 538 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 } 539 }
540 else
569# endif 541#endif
570#else 542 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); 543 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
582# endif 544
583#endif
584 return scrn; 545 return scrn;
546}
547
548// clear WrapNext indicator, solidifying position on next line
549void
550rxvt_term::scr_do_wrap ()
551{
552 if (!(screen.flags & Screen_WrapNext))
553 return;
554
555 screen.flags &= ~Screen_WrapNext;
556
557 screen.cur.col = 0;
558
559 if (screen.cur.row == screen.bscroll)
560 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
561 else if (screen.cur.row < nrow - 1)
562 screen.cur.row++;
585} 563}
586 564
587/* ------------------------------------------------------------------------- */ 565/* ------------------------------------------------------------------------- */
588/* 566/*
589 * Change the colour for following text 567 * Change the colour for following text
590 */ 568 */
591/* EXTPROTO */
592void 569void
593rxvt_scr_color(pR_ unsigned int color, int fgbg) 570rxvt_term::scr_color (unsigned int color, int fgbg)
594{ 571{
572 if (color > maxTermCOLOR)
595 color &= RS_fgMask; 573 color = fgbg;
574
596 if (fgbg == Color_fg) 575 if (fgbg == Color_fg)
597 R->rstyle = SET_FGCOLOR(R->rstyle, color); 576 rstyle = SET_FGCOLOR (rstyle, color);
598 else 577 else
599 R->rstyle = SET_BGCOLOR(R->rstyle, color); 578 rstyle = SET_BGCOLOR (rstyle, color);
600} 579}
601 580
602/* ------------------------------------------------------------------------- */ 581/* ------------------------------------------------------------------------- */
603/* 582/*
604 * Change the rendition style for following text 583 * Change the rendition style for following text
605 */ 584 */
606/* EXTPROTO */
607void 585void
608rxvt_scr_rendition(pR_ int set, int style) 586rxvt_term::scr_rendition (int set, int style)
609{ 587 {
610 if (set) 588 if (set)
611 R->rstyle |= style; 589 rstyle |= style;
612 else if (style == ~RS_None) 590 else if (style == ~RS_None)
613 R->rstyle = DEFAULT_RSTYLE; 591 rstyle = DEFAULT_RSTYLE;
614 else 592 else
615 R->rstyle &= ~style; 593 rstyle &= ~style;
616} 594 }
617 595
618/* ------------------------------------------------------------------------- */ 596/* ------------------------------------------------------------------------- */
619/* 597/*
620 * Scroll text between <row1> and <row2> inclusive, by <count> lines 598 * Scroll text between <row1> and <row2> inclusive, by <count> lines
621 * count positive ==> scroll up 599 * count positive ==> scroll up
622 * count negative ==> scroll down 600 * count negative ==> scroll down
623 * spec == 0 for normal routines
624 */ 601 */
625/* EXTPROTO */
626int 602int
627rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 603rxvt_term::scr_scroll_text (int row1, int row2, int count)
628{ 604{
629 int i, j;
630 long nscrolled;
631
632 if (count == 0 || (row1 > row2)) 605 if (count == 0 || (row1 > row2))
633 return 0; 606 return 0;
634 607
635 R->want_refresh = 1; 608 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")); 609 num_scr += count;
637 610
638 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 611 if (count > 0
639 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 612 && row1 == 0
640 if (nscrolled > (long)R->TermWin.saveLines) 613 && row2 == nrow - 1
641 R->TermWin.nscrolled = R->TermWin.saveLines; 614 && (current_screen == PRIMARY || options & Opt_secondaryScroll))
615 {
616 nsaved = min (nsaved + count, saveLines);
617 term_start = (term_start + count) % total_rows;
618
619 if (selection.op && current_screen == selection.screen)
642 else 620 {
643 R->TermWin.nscrolled = (uint16_t)nscrolled; 621 selection.beg.row -= count;
622 selection.end.row -= count;
623 selection.mark.row -= count;
624
625 selection_check (0);
626 }
627
628 for (int i = count; i--; )
629 scr_blank_screen_mem (ROW(row2 - i), rstyle);
630
644 if ((R->Options & Opt_scrollWithBuffer) 631 if ((options & Opt_scrollWithBuffer)
645 && R->TermWin.view_start != 0 632 && view_start != 0
646 && R->TermWin.view_start != R->TermWin.saveLines) 633 && view_start != saveLines)
647 rxvt_scr_page(aR_ UP, count); 634 scr_page (UP, count);
648 } else if (!spec) 635 }
649 row1 += R->TermWin.saveLines; 636 else
650 row2 += R->TermWin.saveLines; 637 {
651
652 if (R->selection.op && R->current_screen == R->selection.screen) { 638 if (selection.op && current_screen == selection.screen)
653 i = R->selection.beg.row + R->TermWin.saveLines; 639 {
654 j = R->selection.end.row + R->TermWin.saveLines; 640 int i = selection.beg.row;
641 int j = selection.end.row;
642
655 if ((i < row1 && j > row1) 643 if ((i < row1 && j > row1)
656 || (i < row2 && j > row2) 644 || (i < row2 && j > row2)
657 || (i - count < row1 && i >= row1) 645 || (i - count < row1 && i >= row1)
658 || (i - count > row2 && i <= row2) 646 || (i - count > row2 && i <= row2)
659 || (j - count < row1 && j >= row1) 647 || (j - count < row1 && j >= row1)
660 || (j - count > row2 && j <= row2)) { 648 || (j - count > row2 && j <= row2))
649 {
661 CLEAR_ALL_SELECTION(R); 650 CLEAR_ALL_SELECTION ();
662 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 651 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
652 }
663 } else if (j >= row1 && j <= row2) { 653 else if (j >= row1 && j <= row2)
654 {
664 /* move selected region too */ 655 /* move selected region too */
665 R->selection.beg.row -= count; 656 selection.beg.row -= count;
666 R->selection.end.row -= count; 657 selection.end.row -= count;
667 R->selection.mark.row -= count; 658 selection.mark.row -= count;
659
660 selection_check (0);
661 }
662 }
663
664 // use a simple and robust scrolling algorithm, this
665 // part of scr_scroll_text is not time-critical.
666
667 int rows = row2 - row1 + 1;
668
669 min_it (count, rows);
670
671 for (int row = 0; row < rows; row++)
668 } 672 {
669 } 673 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
670 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
671 674
672 R->num_scr += count; 675 if (!IN_RANGE_EXC (row + count, 0, rows))
673 j = count; 676 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 } 677 }
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 */
696 678
697/* B1: Copy lines that will get clobbered by the rotation */ 679 for (int row = 0; row < rows; row++)
698 for (i = 0, j = row2; i < count; i++, j--) { 680 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 } 681 }
711 682
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; 683 return count;
727} 684}
728 685
729/* ------------------------------------------------------------------------- */ 686/* ------------------------------------------------------------------------- */
730/* 687/*
731 * Add text given in <str> of length <len> to screen struct 688 * Add text given in <str> of length <len> to screen struct
732 */ 689 */
733/* EXTPROTO */
734void 690void
735rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 691rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len)
736{ 692{
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 */ 693 if (len <= 0) /* sanity */
744 return; 694 return;
745 695
696 unsigned char checksel;
697 unicode_t c;
698 int row, last_col;
699 const unicode_t *strend = str + len;
700
746 R->want_refresh = 1; 701 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); 702 ZERO_SCROLLBACK ();
703 last_col = ncol;
704
751 if (nlines > 0) { 705 if (nlines > 0)
706 {
752 nlines += (R->screen.cur.row - R->screen.bscroll); 707 nlines += screen.cur.row - screen.bscroll;
753 if ((nlines > 0) 708 if (nlines > 0
754 && (R->screen.tscroll == 0) 709 && screen.tscroll == 0
755 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 710 && screen.bscroll == (nrow - 1))
711 {
756 /* _at least_ this many lines need to be scrolled */ 712 /* _at least_ this many lines need to be scrolled */
757 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 713 scr_scroll_text (screen.tscroll, screen.bscroll, nlines);
758 0);
759 R->screen.cur.row -= nlines; 714 screen.cur.row -= nlines;
760 } 715 }
761 } 716 }
717
762#ifdef DEBUG_STRICT 718#ifdef DEBUG_STRICT
763 assert(R->screen.cur.col < last_col); 719 assert (screen.cur.col < last_col);
764 assert((R->screen.cur.row < R->TermWin.nrow) 720 assert (screen.cur.row < nrow
765 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 721 && 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 722#endif
771 row = R->screen.cur.row + R->TermWin.saveLines; 723 row = screen.cur.row;
772 724
773 checksel = (R->selection.op 725 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
774 && R->current_screen == R->selection.screen) ? 1 : 0;
775 clearsel = 0;
776 726
777 stp = R->screen.text[row]; 727 line_t *line = &ROW(row);
778 srp = R->screen.rend[row];
779 728
780 for (i = 0; i < len;) { 729 while (str < strend)
730 {
781 c = str[i++]; 731 c = *str++;
782 switch (c) { 732
783 case '\t': 733 if (c < 0x20)
784 rxvt_scr_tab(aR_ 1); 734 if (c == C0_LF)
735 {
736 if (!line->is_longer ()) /* XXX: think about this */
737 max_it (line->l, screen.cur.col);
738
739 screen.flags &= ~Screen_WrapNext;
740
741 if (screen.cur.row == screen.bscroll)
742 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
743 else if (screen.cur.row < (nrow - 1))
744 row = ++screen.cur.row;
745
746 line = &ROW(row); /* _must_ refresh */
785 continue; 747 continue;
786 case '\n': 748 }
749 else if (c == C0_CR)
750 {
787 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 751 if (!line->is_longer ()) /* XXX: think about this */
788 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 752 max_it (line->l, screen.cur.col);
753
789 R->screen.flags &= ~Screen_WrapNext; 754 screen.flags &= ~Screen_WrapNext;
790 if (R->screen.cur.row == R->screen.bscroll) 755 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; 756 continue;
797 case '\r': 757 }
798 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 758 else if (c == C0_HT)
799 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 759 {
800 R->screen.flags &= ~Screen_WrapNext; 760 scr_tab (1, true);
801 R->screen.cur.col = 0;
802 continue; 761 continue;
803 default:
804 if (c == 127)
805 continue; /* yummmm..... */
806 break;
807 } 762 }
808 763
809 if (checksel /* see if we're writing within selection */ 764 if (checksel /* see if we're writing within selection */
810 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 765 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
811 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 766 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
767 {
812 checksel = 0; 768 checksel = 0;
813 clearsel = 1;
814 } 769 /*
770 * If we wrote anywhere in the selected area, kill the selection
771 * XXX: should we kill the mark too? Possibly, but maybe that
772 * should be a similar check.
773 */
774 CLEAR_SELECTION ();
775 }
776
815 if (R->screen.flags & Screen_WrapNext) { 777 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 } 778 {
826 if (R->screen.flags & Screen_Insert) 779 line->set_is_longer ();
827 rxvt_scr_insdel_chars(aR_ 1, INSERT);
828 780
781 scr_do_wrap ();
782
783 row = screen.cur.row;
784 line = &ROW(row); /* _must_ refresh */
785 }
786
787 // some utf-8 decoders "decode" surrogate characters: let's fix this.
788 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
789 c = 0xfffd;
790
791 // rely on wcwidth to tell us the character width, at least for non-latin1
792 // do wcwidth before further replacements, as wcwidth might return -1
793 // for the line drawing characters below as they might be invalid in the current
794 // locale.
795 int width = c < 0x100 ? 1 : wcwidth (c);
796
829 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 797 if (charsets[screen.charset] == '0') // DEC SPECIAL
830 switch (c) 798 {
799 // vt100 special graphics and line drawing
800 // 5f-7e standard vt100
801 // 40-5e rxvt extension for extra curses acs chars
802 static uint16_t vt100_0[62] = { // 41 .. 7e
803 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
804 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
805 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
806 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
807 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
808 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
809 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
810 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
811 };
812
813 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
831 { 814 {
832 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 815 c = vt100_0[c - 0x41];
833 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 816 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 } 817 }
818 }
844 819
845 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 820 if (screen.flags & Screen_Insert)
821 scr_insdel_chars (width, INSERT);
846 822
847 stp[R->screen.cur.col] = c; 823 if (width != 0)
848 srp[R->screen.cur.col] = rend;
849
850 if (c > 255)
851 { 824 {
852 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 825#if !UNICODE_3
853 int width = wcwidth (c); 826 // trim characters we can't store directly :(
827 if (c >= 0x10000)
828# if ENABLE_COMBINING
829 c = rxvt_composite.compose (c); // map to lower 16 bits
830# else
831 c = 0xfffd;
832# endif
833#endif
834
835 // nuke the character at this position, if required
836 if (line->t[screen.cur.col] == NOCHAR
837 || (screen.cur.col < ncol - 1
838 && line->t[screen.cur.col + 1] == NOCHAR))
854 839 {
840 int col = screen.cur.col;
841
842 // find begin
843 while (col > 0 && line->t[col] == NOCHAR)
844 col--;
845
846 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
847
848 // found begin, nuke
849 do {
850 line->t[col] = ' ';
851 line->r[col] = rend;
852 col++;
853 } while (col < ncol && line->t[col] == NOCHAR);
854 }
855
856 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
857
858 // if the character doesn't fit into the remaining columns...
859 if (screen.cur.col > last_col - width && last_col >= width)
860 {
861 // ...output spaces
862 c = ' ';
863 // and try the same character next loop iteration
864 --str;
865 }
866
867 do
868 {
869 line->t[screen.cur.col] = c;
870 line->r[screen.cur.col] = rend;
871
872 if (screen.cur.col < last_col - 1)
873 screen.cur.col++;
874 else
875 {
876 line->l = last_col;
877 if (screen.flags & Screen_Autowrap)
878 screen.flags |= Screen_WrapNext;
879 break;
880 }
881
882 c = NOCHAR;
883 }
884 while (--width > 0);
885
886 // pad with spaces when overwriting wide character with smaller one
855 if (width > 1) 887 if (!width)
888 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++)
856 { 889 {
857 while (--width > 0 && R->screen.cur.col < last_col - 1) 890 line->t[c] = ' ';
858 { 891 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 } 892 }
893 }
894 else // width == 0
895 {
896#if ENABLE_COMBINING
897 // handle combining characters
898 // we just tag the accent on the previous on-screen character.
899 // this is arguably not correct, but also arguably not wrong.
900 // we don't handle double-width characters nicely yet.
901 text_t *tp;
902 rend_t *rp;
903
904 if (screen.cur.col > 0)
905 {
906 tp = line->t + screen.cur.col - 1;
907 rp = line->r + screen.cur.col - 1;
908
909 while (*tp == NOCHAR && tp > line->t)
910 tp--, rp--;
867 } 911 }
912 else if (screen.cur.row > 0
913 && ROW(screen.cur.row - 1).is_longer ())
914 {
915 line_t *line = &ROW(screen.cur.row - 1);
868 916
869 if (R->screen.cur.col < last_col - 1) 917 tp = line->t + last_col - 1;
870 R->screen.cur.col++; 918 rp = line->r + last_col - 1;
919
920 while (*tp == NOCHAR && tp > line->t)
921 tp--, rp--;
922 }
871 else { 923 else
872 R->screen.tlen[row] = last_col; 924 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);
879 925
880/* 926 // first try to find a precomposed character
881 * If we wrote anywhere in the selected area, kill the selection 927 unicode_t n = rxvt_compose (*tp, c);
882 * XXX: should we kill the mark too? Possibly, but maybe that 928 if (n == NOCHAR)
883 * should be a similar check. 929 n = rxvt_composite.compose (*tp, c);
884 */ 930
885 if (clearsel) 931 *tp = n;
886 CLEAR_SELECTION(R); 932 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
933#endif
934 }
935 }
936
937 if (!line->is_longer ()) /* XXX: think about this */
938 max_it (line->l, screen.cur.col);
887 939
888#ifdef DEBUG_STRICT 940#ifdef DEBUG_STRICT
889 assert(R->screen.cur.row >= 0); 941 assert (screen.cur.row >= 0);
890#else /* drive with your eyes closed */
891 MAX_IT(R->screen.cur.row, 0);
892#endif 942#endif
893} 943}
894 944
895/* ------------------------------------------------------------------------- */ 945/* ------------------------------------------------------------------------- */
896/* 946/*
897 * Process Backspace. Move back the cursor back a position, wrap if have to 947 * Process Backspace. Move back the cursor back a position, wrap if have to
898 * XTERM_SEQ: CTRL-H 948 * XTERM_SEQ: CTRL-H
899 */ 949 */
900/* EXTPROTO */
901void 950void
902rxvt_scr_backspace(pR) 951rxvt_term::scr_backspace ()
903{ 952{
904 R->want_refresh = 1; 953 want_refresh = 1;
954
905 if (R->screen.cur.col == 0) { 955 if (screen.cur.col == 0)
956 {
906 if (R->screen.cur.row > 0) { 957 if (screen.cur.row > 0)
958 {
907#ifdef TERMCAP_HAS_BW 959#ifdef TERMCAP_HAS_BW
908 R->screen.cur.col = R->TermWin.ncol - 1; 960 screen.cur.col = ncol - 1;
909 R->screen.cur.row--; 961 screen.cur.row--;
910 return; 962 return;
911#endif 963#endif
912 } 964 }
965 }
913 } else if ((R->screen.flags & Screen_WrapNext) == 0) 966 else if (!(screen.flags & Screen_WrapNext))
914 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 967 scr_gotorc (0, -1, RELATIVE);
968
915 R->screen.flags &= ~Screen_WrapNext; 969 screen.flags &= ~Screen_WrapNext;
916} 970}
917 971
918/* ------------------------------------------------------------------------- */ 972/* ------------------------------------------------------------------------- */
919/* 973/*
920 * Process Horizontal Tab 974 * Process Horizontal Tab
921 * count: +ve = forward; -ve = backwards 975 * count: +ve = forward; -ve = backwards
922 * XTERM_SEQ: CTRL-I 976 * XTERM_SEQ: CTRL-I
923 */ 977 */
924/* EXTPROTO */
925void 978void
926rxvt_scr_tab(pR_ int count) 979rxvt_term::scr_tab (int count, bool ht)
927{ 980{
928 int i, x; 981 int i, x;
929 982
930 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
931 R->want_refresh = 1; 983 want_refresh = 1;
932 i = x = R->screen.cur.col; 984 i = x = screen.cur.col;
985
933 if (count == 0) 986 if (count == 0)
934 return; 987 return;
935 else if (count > 0) { 988 else if (count > 0)
989 {
990 int row = screen.cur.row;
991
992 line_t &l = ROW(row);
993 rend_t base_rend = l.r[i];
994 ht &= l.t[i] == ' ';
995
936 for (; ++i < R->TermWin.ncol; ) 996 for (; ++i < ncol; )
937 if (R->tabs[i]) { 997 if (tabs[i])
998 {
938 x = i; 999 x = i;
939 if (!--count) 1000 if (!--count)
940 break; 1001 break;
1002 }
1003 else
1004 ht &= l.t[i] == ' '
1005 && RS_SAME (l.r[i], base_rend);
1006
1007 if (count)
1008 x = ncol - 1;
1009
1010 // store horizontal tab commands as characters inside the text
1011 // buffer so they can be selected and pasted.
1012 if (ht && options & Opt_pastableTabs)
1013 {
1014 base_rend = SET_FONT (base_rend, 0);
1015
1016 if (!l.is_longer ()) /* XXX: think about this */
1017 max_it (l.l, x);
1018
1019 i = screen.cur.col;
1020
1021 l.t[i] = '\t';
1022 l.r[i] = base_rend;
1023
1024 while (++i < x)
1025 {
1026 l.t[i] = NOCHAR;
1027 l.r[i] = base_rend;
941 } 1028 }
942 if (count) 1029 }
943 x = R->TermWin.ncol - 1; 1030 }
944 } else /* if (count < 0) */ { 1031 else /* if (count < 0) */
1032 {
945 for (; --i >= 0; ) 1033 for (; --i >= 0; )
946 if (R->tabs[i]) { 1034 if (tabs[i])
947 x = i;
948 if (!++count)
949 break;
950 } 1035 {
951 if (count)
952 x = 0; 1036 x = i;
1037 if (!++count)
1038 break;
1039 }
1040
1041 if (count)
1042 x = 0;
953 } 1043 }
1044
954 if (x != R->screen.cur.col) 1045 if (x != screen.cur.col)
955 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1046 scr_gotorc (0, x, R_RELATIVE);
956} 1047}
957 1048
958/* ------------------------------------------------------------------------- */ 1049/* ------------------------------------------------------------------------- */
959/* 1050/*
960 * Process DEC Back Index 1051 * Process DEC Back Index
961 * XTERM_SEQ: ESC 6 1052 * XTERM_SEQ: ESC 6
962 * Move cursor left in row. If we're at the left boundary, shift everything 1053 * Move cursor left in row. If we're at the left boundary, shift everything
963 * in that row right. Clear left column. 1054 * in that row right. Clear left column.
964 */ 1055 */
965#ifndef NO_FRILLS 1056#if ENABLE_FRILLS
966/* EXTPROTO */
967void 1057void
968rxvt_scr_backindex(pR) 1058rxvt_term::scr_backindex ()
969{ 1059{
970 if (R->screen.cur.col > 0) 1060 if (screen.cur.col > 0)
971 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1061 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
972 else { 1062 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); 1063 scr_insdel_chars (1, INSERT);
976 }
977} 1064}
978#endif 1065#endif
979/* ------------------------------------------------------------------------- */ 1066/* ------------------------------------------------------------------------- */
980/* 1067/*
981 * Process DEC Forward Index 1068 * Process DEC Forward Index
982 * XTERM_SEQ: ESC 9 1069 * XTERM_SEQ: ESC 9
983 * Move cursor right in row. If we're at the right boundary, shift everything 1070 * Move cursor right in row. If we're at the right boundary, shift everything
984 * in that row left. Clear right column. 1071 * in that row left. Clear right column.
985 */ 1072 */
986#ifndef NO_FRILLS 1073#if ENABLE_FRILLS
987/* EXTPROTO */
988void 1074void
989rxvt_scr_forwardindex(pR) 1075rxvt_term::scr_forwardindex ()
990{ 1076{
991 int row; 1077 int row;
992 1078
993 if (R->screen.cur.col < R->TermWin.ncol - 1) 1079 if (screen.cur.col < ncol - 1)
994 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1080 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
995 else { 1081 else
996 row = R->screen.cur.row + R->TermWin.saveLines; 1082 {
997 if (R->screen.tlen[row] == 0) 1083 row = screen.cur.row;
998 return; /* um, yeah? */ 1084
999 else if (R->screen.tlen[row] == -1) 1085 if (ROW(row).is_longer ()) //TODO//FIXME//LEN
1000 R->screen.tlen[row] = R->TermWin.ncol; 1086 ROW(row).l = ncol;
1087
1001 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1088 scr_gotorc (0, 0, R_RELATIVE);
1002 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1089 scr_insdel_chars (1, DELETE);
1003 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1090 scr_gotorc (0, ncol - 1, R_RELATIVE);
1004 } 1091 }
1005} 1092}
1006#endif 1093#endif
1007 1094
1008/* ------------------------------------------------------------------------- */ 1095/* ------------------------------------------------------------------------- */
1009/* 1096/*
1010 * Goto Row/Column 1097 * Goto Row/Column
1011 */ 1098 */
1012/* EXTPROTO */
1013void 1099void
1014rxvt_scr_gotorc(pR_ int row, int col, int relative) 1100rxvt_term::scr_gotorc (int row, int col, int relative)
1015{ 1101{
1016 R->want_refresh = 1; 1102 want_refresh = 1;
1017 ZERO_SCROLLBACK(R); 1103 ZERO_SCROLLBACK ();
1018#ifdef RXVT_GRAPHICS
1019 if (rxvt_Gr_Displayed(aR))
1020 rxvt_Gr_scroll(aR_ 0);
1021#endif
1022 1104
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) 1105 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1026 : col); 1106 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 1107
1030 R->screen.flags &= ~Screen_WrapNext; 1108 screen.flags &= ~Screen_WrapNext;
1109
1031 if (relative & R_RELATIVE) { 1110 if (relative & R_RELATIVE)
1111 {
1032 if (row > 0) { 1112 if (row > 0)
1113 {
1033 if (R->screen.cur.row <= R->screen.bscroll 1114 if (screen.cur.row <= screen.bscroll
1034 && (R->screen.cur.row + row) > R->screen.bscroll) 1115 && (screen.cur.row + row) > screen.bscroll)
1035 R->screen.cur.row = R->screen.bscroll; 1116 screen.cur.row = screen.bscroll;
1036 else 1117 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; 1118 screen.cur.row += row;
1119 }
1120 else if (row < 0)
1121 {
1122 if (screen.cur.row >= screen.tscroll
1123 && (screen.cur.row + row) < screen.tscroll)
1124 screen.cur.row = screen.tscroll;
1125 else
1126 screen.cur.row += row;
1127 }
1128 }
1129 else
1051 } 1130 {
1052 MAX_IT(R->screen.cur.row, 0); 1131 if (screen.flags & Screen_Relative)
1053 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1132 { /* relative origin mode */
1054} 1133 screen.cur.row = row + screen.tscroll;
1134 min_it (screen.cur.row, screen.bscroll);
1135 }
1136 else
1137 screen.cur.row = row;
1138 }
1055 1139
1140 clamp_it (screen.cur.row, 0, nrow - 1);
1141}
1142
1056/* ------------------------------------------------------------------------- */ 1143/* ------------------------------------------------------------------------- */
1057/* 1144/*
1058 * direction should be UP or DN 1145 * direction should be UP or DN
1059 */ 1146 */
1060/* EXTPROTO */
1061void 1147void
1062rxvt_scr_index(pR_ enum page_dirn direction) 1148rxvt_term::scr_index (enum page_dirn direction)
1063{ 1149{
1064 int dirn; 1150 int dirn;
1065 1151
1066 R->want_refresh = 1; 1152 want_refresh = 1;
1153 ZERO_SCROLLBACK ();
1154
1067 dirn = ((direction == UP) ? 1 : -1); 1155 dirn = ((direction == UP) ? 1 : -1);
1068 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1069 1156
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; 1157 screen.flags &= ~Screen_WrapNext;
1158
1078 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1159 if ((screen.cur.row == screen.bscroll && direction == UP)
1079 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1160 || (screen.cur.row == screen.tscroll && direction == DN))
1080 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1161 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1081 else 1162 else
1082 R->screen.cur.row += dirn; 1163 screen.cur.row += dirn;
1083 MAX_IT(R->screen.cur.row, 0); 1164
1084 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1165 clamp_it (screen.cur.row, 0, nrow - 1);
1085 rxvt_selection_check(aR_ 0); 1166 selection_check (0);
1086} 1167}
1087 1168
1088/* ------------------------------------------------------------------------- */ 1169/* ------------------------------------------------------------------------- */
1089/* 1170/*
1090 * Erase part or whole of a line 1171 * Erase part or whole of a line
1091 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1172 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1092 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1173 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1093 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1174 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1094 */ 1175 */
1095/* EXTPROTO */
1096void 1176void
1097rxvt_scr_erase_line(pR_ int mode) 1177rxvt_term::scr_erase_line (int mode)
1098{ 1178{
1099 unsigned int row, col, num; 1179 unsigned int row, col, num;
1100 1180
1101 R->want_refresh = 1; 1181 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); 1182 ZERO_SCROLLBACK ();
1104 1183
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); 1184 selection_check (1);
1111 1185
1112 R->screen.flags &= ~Screen_WrapNext; 1186 row = screen.cur.row;
1113 1187
1114 row = R->TermWin.saveLines + R->screen.cur.row;
1115 switch (mode) { 1188 switch (mode)
1189 {
1116 case 0: /* erase to end of line */ 1190 case 0: /* erase to end of line */
1117 col = R->screen.cur.col; 1191 col = screen.cur.col;
1118 num = R->TermWin.ncol - col; 1192 num = ncol - col;
1119 MIN_IT(R->screen.tlen[row], (int16_t)col); 1193 min_it (ROW(row).l, col);
1120 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1194 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1121 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1195 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1122 CLEAR_SELECTION(R); 1196 CLEAR_SELECTION ();
1123 break; 1197 break;
1124 case 1: /* erase to beginning of line */ 1198 case 1: /* erase to beginning of line */
1125 col = 0; 1199 col = 0;
1126 num = R->screen.cur.col + 1; 1200 num = screen.cur.col + 1;
1127 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1201 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1128 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1202 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1129 CLEAR_SELECTION(R); 1203 CLEAR_SELECTION ();
1130 break; 1204 break;
1131 case 2: /* erase whole line */ 1205 case 2: /* erase whole line */
1132 col = 0; 1206 col = 0;
1133 num = R->TermWin.ncol; 1207 num = ncol;
1134 R->screen.tlen[row] = 0; 1208 ROW(row).l = 0;
1135 if (R->selection.beg.row <= R->screen.cur.row 1209 if (selection.beg.row <= screen.cur.row
1136 && R->selection.end.row >= R->screen.cur.row) 1210 && selection.end.row >= screen.cur.row)
1137 CLEAR_SELECTION(R); 1211 CLEAR_SELECTION ();
1138 break; 1212 break;
1139 default: 1213 default:
1140 return; 1214 return;
1141 } 1215 }
1142 if (R->screen.text[row]) 1216
1143 rxvt_blank_line(aR_ 1217 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} 1218}
1150 1219
1151/* ------------------------------------------------------------------------- */ 1220/* ------------------------------------------------------------------------- */
1152/* 1221/*
1153 * Erase part of whole of the screen 1222 * Erase part of whole of the screen
1154 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1223 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1155 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1224 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1156 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1225 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1157 */ 1226 */
1158/* EXTPROTO */
1159void 1227void
1160rxvt_scr_erase_screen(pR_ int mode) 1228rxvt_term::scr_erase_screen (int mode)
1161{ 1229{
1162 int num; 1230 int num;
1163 int32_t row, row_offset; 1231 int32_t row;
1164 rend_t ren; 1232 rend_t ren;
1165 XGCValues gcvalue; 1233 XGCValues gcvalue;
1166 1234
1167 R->want_refresh = 1; 1235 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); 1236 ZERO_SCROLLBACK ();
1170 row_offset = (int32_t)R->TermWin.saveLines;
1171 1237
1172 switch (mode) { 1238 switch (mode)
1239 {
1173 case 0: /* erase to end of screen */ 1240 case 0: /* erase to end of screen */
1174 rxvt_selection_check(aR_ 1); 1241 selection_check (1);
1175 rxvt_scr_erase_line(aR_ 0); 1242 scr_erase_line (0);
1176 row = R->screen.cur.row + 1; /* possible OOB */ 1243 row = screen.cur.row + 1; /* possible OOB */
1177 num = R->TermWin.nrow - row; 1244 num = nrow - row;
1178 break; 1245 break;
1179 case 1: /* erase to beginning of screen */ 1246 case 1: /* erase to beginning of screen */
1180 rxvt_selection_check(aR_ 3); 1247 selection_check (3);
1181 rxvt_scr_erase_line(aR_ 1); 1248 scr_erase_line (1);
1182 row = 0; 1249 row = 0;
1183 num = R->screen.cur.row; 1250 num = screen.cur.row;
1184 break; 1251 break;
1185 case 2: /* erase whole screen */ 1252 case 2: /* erase whole screen */
1186 rxvt_selection_check(aR_ 3); 1253 selection_check (3);
1187#ifdef RXVT_GRAPHICS
1188 rxvt_Gr_ClearScreen(aR);
1189#endif
1190 row = 0; 1254 row = 0;
1191 num = R->TermWin.nrow; 1255 num = nrow;
1192 break; 1256 break;
1193 default: 1257 default:
1194 return; 1258 return;
1195 } 1259 }
1196 R->refresh_type |= REFRESH_BOUNDS; 1260
1197 if (R->selection.op && R->current_screen == R->selection.screen 1261 if (selection.op && current_screen == selection.screen
1198 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1262 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1199 || (R->selection.end.row >= row 1263 || (selection.end.row >= row
1200 && R->selection.end.row <= row + num))) 1264 && selection.end.row <= row + num)))
1201 CLEAR_SELECTION(R); 1265 CLEAR_SELECTION ();
1266
1202 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1267 if (row >= nrow) /* Out Of Bounds */
1203 return; 1268 return;
1204 MIN_IT(num, (R->TermWin.nrow - row)); 1269
1270 min_it (num, nrow - row);
1271
1205 if (R->rstyle & (RS_RVid | RS_Uline)) 1272 if (rstyle & (RS_RVid | RS_Uline))
1206 ren = (rend_t) ~RS_None; 1273 ren = (rend_t) ~RS_None;
1207 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1274 else if (GET_BASEBG (rstyle) == Color_bg)
1275 {
1208 ren = DEFAULT_RSTYLE; 1276 ren = DEFAULT_RSTYLE;
1209 CLEAR_ROWS(row, num); 1277 CLEAR_ROWS (row, num);
1210 } else { 1278 }
1279 else
1280 {
1211 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1281 ren = rstyle & (RS_fgMask | RS_bgMask);
1212 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1282 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)];
1213 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1283 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1214 ERASE_ROWS(row, num); 1284 ERASE_ROWS (row, num);
1215 gcvalue.foreground = R->PixColors[Color_fg]; 1285 gcvalue.foreground = pix_colors[Color_fg];
1216 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1286 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1217 } 1287 }
1288
1218 for (; num--; row++) { 1289 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 } 1290 {
1291 scr_blank_screen_mem (ROW (row), rstyle);
1292 ROW (row).l = 0;
1293 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1294 }
1226} 1295}
1296
1297#if ENABLE_FRILLS
1298void
1299rxvt_term::scr_erase_savelines ()
1300{
1301 want_refresh = 1;
1302 ZERO_SCROLLBACK ();
1303
1304 nsaved = 0;
1305}
1306#endif
1227 1307
1228/* ------------------------------------------------------------------------- */ 1308/* ------------------------------------------------------------------------- */
1229/* 1309/*
1230 * Fill the screen with `E's 1310 * Fill the screen with `E's
1231 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1311 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1232 */ 1312 */
1233/* EXTPROTO */
1234void 1313void
1235rxvt_scr_E(pR) 1314rxvt_term::scr_E ()
1236{ 1315{
1237 int i, j, k; 1316 rend_t fs;
1238 rend_t *r1, fs;
1239 1317
1240 R->want_refresh = 1; 1318 want_refresh = 1;
1241 R->num_scr_allow = 0;
1242 ZERO_SCROLLBACK(R); 1319 ZERO_SCROLLBACK ();
1320
1321 num_scr_allow = 0;
1243 rxvt_selection_check(aR_ 3); 1322 selection_check (3);
1244 1323
1245 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1324 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1246 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1325 for (int row = nrow; row--; )
1247 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1326 {
1248 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1327 line_t &line = ROW(row);
1249 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1328
1329 fill_text (line.t, 'E', ncol);
1330 rend_t *r1 = line.r;
1331
1332 for (int j = ncol; j--; )
1250 *r1++ = fs; 1333 *r1++ = fs;
1334
1335 line.l = ncol; /* make the `E's selectable */
1251 } 1336 }
1252} 1337}
1253 1338
1254/* ------------------------------------------------------------------------- */ 1339/* ------------------------------------------------------------------------- */
1255/* 1340/*
1256 * Insert/Delete <count> lines 1341 * Insert/Delete <count> lines
1257 */ 1342 */
1258/* EXTPROTO */
1259void 1343void
1260rxvt_scr_insdel_lines(pR_ int count, int insdel) 1344rxvt_term::scr_insdel_lines (int count, int insdel)
1261{ 1345{
1262 int end; 1346 int end;
1263 1347
1264 ZERO_SCROLLBACK(R); 1348 ZERO_SCROLLBACK ();
1265 1349
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); 1350 selection_check (1);
1272 1351
1273 if (R->screen.cur.row > R->screen.bscroll) 1352 if (screen.cur.row > screen.bscroll)
1353 return;
1354
1355 end = screen.bscroll - screen.cur.row + 1;
1356 if (count > end)
1357 {
1358 if (insdel == DELETE)
1274 return; 1359 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) 1360 else if (insdel == INSERT)
1281 count = end; 1361 count = end;
1282 } 1362 }
1283 R->screen.flags &= ~Screen_WrapNext;
1284 1363
1364 scr_do_wrap ();
1365
1285 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1366 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1286 0);
1287} 1367}
1288 1368
1289/* ------------------------------------------------------------------------- */ 1369/* ------------------------------------------------------------------------- */
1290/* 1370/*
1291 * Insert/Delete <count> characters from the current position 1371 * Insert/Delete <count> characters from the current position
1292 */ 1372 */
1293/* EXTPROTO */
1294void 1373void
1295rxvt_scr_insdel_chars(pR_ int count, int insdel) 1374rxvt_term::scr_insdel_chars (int count, int insdel)
1296{ 1375{
1297 int col, row; 1376 int col, row;
1298 rend_t tr; 1377 rend_t tr;
1299 text_t *stp;
1300 rend_t *srp;
1301 int16_t *slp;
1302 1378
1303 R->want_refresh = 1; 1379 want_refresh = 1;
1304 ZERO_SCROLLBACK(R); 1380 ZERO_SCROLLBACK ();
1305 1381
1306#ifdef RXVT_GRAPHICS
1307 if (rxvt_Gr_Displayed(aR))
1308 rxvt_Gr_scroll(aR_ 0);
1309#endif
1310
1311 if (count <= 0) 1382 if (count <= 0)
1312 return; 1383 return;
1313 1384
1385 scr_do_wrap ();
1386
1314 rxvt_selection_check(aR_ 1); 1387 selection_check (1);
1315 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1388 min_it (count, ncol - screen.cur.col);
1316 1389
1317 row = R->screen.cur.row + R->TermWin.saveLines; 1390 row = screen.cur.row;
1318 R->screen.flags &= ~Screen_WrapNext;
1319 1391
1320 stp = R->screen.text[row]; 1392 line_t *line = &ROW(row);
1321 srp = R->screen.rend[row]; 1393
1322 slp = &(R->screen.tlen[row]);
1323 switch (insdel) { 1394 switch (insdel)
1395 {
1324 case INSERT: 1396 case INSERT:
1325 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1397 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1326 col--) { 1398 {
1327 stp[col] = stp[col - count]; 1399 line->t[col] = line->t[col - count];
1328 srp[col] = srp[col - count]; 1400 line->r[col] = line->r[col - count];
1329 } 1401 }
1330 if (*slp != -1) { 1402
1403 if (!line->is_longer ())
1404 {
1331 *slp += count; 1405 line->l += count;
1332 MIN_IT(*slp, R->TermWin.ncol); 1406 min_it (line->l, ncol);
1333 } 1407 }
1408
1334 if (R->selection.op && R->current_screen == R->selection.screen 1409 if (selection.op && current_screen == selection.screen
1335 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1410 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1411 {
1336 if (R->selection.end.row != R->screen.cur.row 1412 if (selection.end.row != screen.cur.row
1337 || (R->selection.end.col + count >= R->TermWin.ncol)) 1413 || (selection.end.col + count >= ncol))
1338 CLEAR_SELECTION(R); 1414 CLEAR_SELECTION ();
1415 else
1339 else { /* shift selection */ 1416 { /* shift selection */
1340 R->selection.beg.col += count; 1417 selection.beg.col += count;
1341 R->selection.mark.col += count; /* XXX: yes? */ 1418 selection.mark.col += count; /* XXX: yes? */
1342 R->selection.end.col += count; 1419 selection.end.col += count;
1343 } 1420 }
1344 } 1421 }
1345 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1422
1346 (unsigned int)count, R->rstyle); 1423 scr_blank_line (*line, screen.cur.col, count, rstyle);
1347 break; 1424 break;
1425
1348 case ERASE: 1426 case ERASE:
1349 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1427 screen.cur.col += count; /* don't worry if > ncol */
1350 rxvt_selection_check(aR_ 1); 1428 selection_check (1);
1351 R->screen.cur.col -= count; 1429 screen.cur.col -= count;
1352 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1430 scr_blank_line (*line, screen.cur.col, count, rstyle);
1353 (unsigned int)count, R->rstyle);
1354 break; 1431 break;
1432
1355 case DELETE: 1433 case DELETE:
1356 tr = srp[R->TermWin.ncol - 1]
1357 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1434 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1435
1358 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1436 for (col = screen.cur.col; (col + count) < ncol; col++)
1437 {
1359 stp[col] = stp[col + count]; 1438 line->t[col] = line->t[col + count];
1360 srp[col] = srp[col + count]; 1439 line->r[col] = line->r[col + count];
1440 }
1441
1442 scr_blank_line (*line, ncol - count, count, tr);
1443
1444 if (line->is_longer ()) /* break line continuation */
1445 line->l = ncol;
1361 } 1446
1362 rxvt_blank_line(aR_ 1447 line->l = max (line->l - count, 0);
1363 &(stp[R->TermWin.ncol - count]), 1448
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 1449 if (selection.op && current_screen == selection.screen
1371 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1450 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1451 {
1372 if (R->selection.end.row != R->screen.cur.row 1452 if (selection.end.row != screen.cur.row
1373 || (R->screen.cur.col >= R->selection.beg.col - count) 1453 || (screen.cur.col >= selection.beg.col - count)
1374 || R->selection.end.col >= R->TermWin.ncol) 1454 || selection.end.col >= ncol)
1375 CLEAR_SELECTION(R); 1455 CLEAR_SELECTION ();
1376 else { 1456 else
1457 {
1377 /* shift selection */ 1458 /* shift selection */
1378 R->selection.beg.col -= count; 1459 selection.beg.col -= count;
1379 R->selection.mark.col -= count; /* XXX: yes? */ 1460 selection.mark.col -= count; /* XXX: yes? */
1380 R->selection.end.col -= count; 1461 selection.end.col -= count;
1381 } 1462 }
1382 } 1463 }
1464
1383 break; 1465 break;
1384 } 1466 }
1385} 1467}
1386 1468
1387/* ------------------------------------------------------------------------- */ 1469/* ------------------------------------------------------------------------- */
1388/* 1470/*
1389 * Set the scrolling region 1471 * Set the scrolling region
1390 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1472 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1391 */ 1473 */
1392/* EXTPROTO */
1393void 1474void
1394rxvt_scr_scroll_region(pR_ int top, int bot) 1475rxvt_term::scr_scroll_region (int top, int bot)
1395{ 1476{
1396 MAX_IT(top, 0); 1477 max_it (top, 0);
1397 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1478 min_it (bot, nrow - 1);
1479
1398 if (top > bot) 1480 if (top > bot)
1399 return; 1481 return;
1482
1400 R->screen.tscroll = top; 1483 screen.tscroll = top;
1401 R->screen.bscroll = bot; 1484 screen.bscroll = bot;
1402 rxvt_scr_gotorc(aR_ 0, 0, 0); 1485 scr_gotorc (0, 0, 0);
1403} 1486}
1404 1487
1405/* ------------------------------------------------------------------------- */ 1488/* ------------------------------------------------------------------------- */
1406/* 1489/*
1407 * Make the cursor visible/invisible 1490 * Make the cursor visible/invisible
1408 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1491 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1409 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1492 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1410 */ 1493 */
1411/* EXTPROTO */
1412void 1494void
1413rxvt_scr_cursor_visible(pR_ int mode) 1495rxvt_term::scr_cursor_visible (int mode)
1414{ 1496{
1415 R->want_refresh = 1; 1497 want_refresh = 1;
1498
1416 if (mode) 1499 if (mode)
1417 R->screen.flags |= Screen_VisibleCursor; 1500 screen.flags |= Screen_VisibleCursor;
1418 else 1501 else
1419 R->screen.flags &= ~Screen_VisibleCursor; 1502 screen.flags &= ~Screen_VisibleCursor;
1420} 1503}
1421 1504
1422/* ------------------------------------------------------------------------- */ 1505/* ------------------------------------------------------------------------- */
1423/* 1506/*
1424 * Set/unset automatic wrapping 1507 * Set/unset automatic wrapping
1425 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1508 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1426 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1509 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1427 */ 1510 */
1428/* EXTPROTO */
1429void 1511void
1430rxvt_scr_autowrap(pR_ int mode) 1512rxvt_term::scr_autowrap (int mode)
1431{ 1513{
1432 if (mode) 1514 if (mode)
1433 R->screen.flags |= Screen_Autowrap; 1515 screen.flags |= Screen_Autowrap;
1434 else 1516 else
1435 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1517 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1436} 1518}
1437 1519
1438/* ------------------------------------------------------------------------- */ 1520/* ------------------------------------------------------------------------- */
1439/* 1521/*
1440 * Set/unset margin origin mode 1522 * Set/unset margin origin mode
… …
1443 * Relative mode: line numbers are relative to top margin of scrolling region 1525 * Relative mode: line numbers are relative to top margin of scrolling region
1444 * and the cursor cannot be moved outside. 1526 * and the cursor cannot be moved outside.
1445 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1527 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1446 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1528 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1447 */ 1529 */
1448/* EXTPROTO */
1449void 1530void
1450rxvt_scr_relative_origin(pR_ int mode) 1531rxvt_term::scr_relative_origin (int mode)
1451{ 1532{
1452 if (mode) 1533 if (mode)
1453 R->screen.flags |= Screen_Relative; 1534 screen.flags |= Screen_Relative;
1454 else 1535 else
1455 R->screen.flags &= ~Screen_Relative; 1536 screen.flags &= ~Screen_Relative;
1537
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1538 scr_gotorc (0, 0, 0);
1457} 1539}
1458 1540
1459/* ------------------------------------------------------------------------- */ 1541/* ------------------------------------------------------------------------- */
1460/* 1542/*
1461 * Set insert/replace mode 1543 * Set insert/replace mode
1462 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1544 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1463 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1545 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1464 */ 1546 */
1465/* EXTPROTO */
1466void 1547void
1467rxvt_scr_insert_mode(pR_ int mode) 1548rxvt_term::scr_insert_mode (int mode)
1468{ 1549{
1469 if (mode) 1550 if (mode)
1470 R->screen.flags |= Screen_Insert; 1551 screen.flags |= Screen_Insert;
1471 else 1552 else
1472 R->screen.flags &= ~Screen_Insert; 1553 screen.flags &= ~Screen_Insert;
1473} 1554}
1474 1555
1475/* ------------------------------------------------------------------------- */ 1556/* ------------------------------------------------------------------------- */
1476/* 1557/*
1477 * Set/Unset tabs 1558 * Set/Unset tabs
1478 * XTERM_SEQ: Set tab at current column : ESC H 1559 * XTERM_SEQ: Set tab at current column : ESC H
1479 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1560 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1480 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1561 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1481 */ 1562 */
1482/* EXTPROTO */
1483void 1563void
1484rxvt_scr_set_tab(pR_ int mode) 1564rxvt_term::scr_set_tab (int mode)
1485{ 1565{
1486 if (mode < 0) 1566 if (mode < 0)
1487 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1567 memset (tabs, 0, ncol * sizeof (char));
1488 else if (R->screen.cur.col < R->TermWin.ncol) 1568 else if (screen.cur.col < ncol)
1489 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1569 tabs[screen.cur.col] = (mode ? 1 : 0);
1490} 1570}
1491 1571
1492/* ------------------------------------------------------------------------- */ 1572/* ------------------------------------------------------------------------- */
1493/* 1573/*
1494 * Set reverse/normal video 1574 * Set reverse/normal video
1495 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1575 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1496 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1576 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1497 */ 1577 */
1498/* EXTPROTO */
1499void 1578void
1500rxvt_scr_rvideo_mode(pR_ int mode) 1579rxvt_term::scr_rvideo_mode (int mode)
1501{ 1580{
1502 XGCValues gcvalue; 1581 XGCValues gcvalue;
1503 1582
1504 if (R->rvideo != mode) { 1583 if (rvideo != mode)
1584 {
1505 R->rvideo = mode; 1585 rvideo = mode;
1506 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1586 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1507#if defined(XPM_BACKGROUND) 1587#if XPM_BACKGROUND
1508 if (R->bgPixmap.pixmap == None) 1588 if (bgPixmap.pixmap == None)
1509#endif 1589#endif
1510#if defined(TRANSPARENT) 1590#if TRANSPARENT
1511 if (!(R->Options & Opt_transparent) || R->am_transparent == 0) 1591 if (! (options & Opt_transparent) || am_transparent == 0)
1512#endif 1592#endif
1513 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 1593 XSetWindowBackground (display->display, vt,
1514 R->PixColors[Color_bg]); 1594 pix_colors[Color_bg]);
1515 1595
1516 gcvalue.foreground = R->PixColors[Color_fg]; 1596 gcvalue.foreground = pix_colors[Color_fg];
1517 gcvalue.background = R->PixColors[Color_bg]; 1597 gcvalue.background = pix_colors[Color_bg];
1518 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1598 XChangeGC (display->display, gc, GCBackground | GCForeground,
1519 &gcvalue); 1599 &gcvalue);
1520 rxvt_scr_clear(aR); 1600 scr_clear ();
1521 rxvt_scr_touch(aR_ True); 1601 scr_touch (true);
1522 } 1602 }
1523} 1603}
1524 1604
1525/* ------------------------------------------------------------------------- */ 1605/* ------------------------------------------------------------------------- */
1526/* 1606/*
1527 * Report current cursor position 1607 * Report current cursor position
1528 * XTERM_SEQ: Report position: ESC [ 6 n 1608 * XTERM_SEQ: Report position: ESC [ 6 n
1529 */ 1609 */
1530/* EXTPROTO */
1531void 1610void
1532rxvt_scr_report_position(pR) 1611rxvt_term::scr_report_position ()
1533{ 1612{
1534 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1613 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1535} 1614}
1536 1615
1537/* ------------------------------------------------------------------------- * 1616/* ------------------------------------------------------------------------- *
1538 * FONTS * 1617 * FONTS *
1539 * ------------------------------------------------------------------------- */ 1618 * ------------------------------------------------------------------------- */
1540 1619
1541/* 1620/*
1542 * Set font style 1621 * Set font style
1543 */ 1622 */
1544/* INTPROTO */
1545void 1623void
1546rxvt_set_font_style(pR) 1624rxvt_term::set_font_style ()
1547{ 1625{
1548 switch (R->charsets[R->screen.charset]) { 1626 switch (charsets[screen.charset])
1627 {
1549 case '0': /* DEC Special Character & Line Drawing Set */ 1628 case '0': /* DEC Special Character & Line Drawing Set */
1550 break; 1629 break;
1551 case 'A': /* United Kingdom (UK) */ 1630 case 'A': /* United Kingdom (UK) */
1552 break; 1631 break;
1553 case 'B': /* United States (USASCII) */ 1632 case 'B': /* United States (USASCII) */
1554 break; 1633 break;
1555 case '<': /* Multinational character set */ 1634 case '<': /* Multinational character set */
1556 break; 1635 break;
1557 case '5': /* Finnish character set */ 1636 case '5': /* Finnish character set */
1558 break; 1637 break;
1559 case 'C': /* Finnish character set */ 1638 case 'C': /* Finnish character set */
1560 break; 1639 break;
1561 case 'K': /* German character set */ 1640 case 'K': /* German character set */
1562 break; 1641 break;
1563 } 1642 }
1564} 1643}
1565 1644
1566/* ------------------------------------------------------------------------- */ 1645/* ------------------------------------------------------------------------- */
… …
1569 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1648 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1570 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1649 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1571 * XTERM_SEQ: Invoke G2 character set: ESC N 1650 * XTERM_SEQ: Invoke G2 character set: ESC N
1572 * XTERM_SEQ: Invoke G3 character set: ESC O 1651 * XTERM_SEQ: Invoke G3 character set: ESC O
1573 */ 1652 */
1574/* EXTPROTO */
1575void 1653void
1576rxvt_scr_charset_choose(pR_ int set) 1654rxvt_term::scr_charset_choose (int set)
1577{ 1655{
1578 R->screen.charset = set; 1656 screen.charset = set;
1579 rxvt_set_font_style(aR); 1657 set_font_style ();
1580} 1658}
1581 1659
1582/* ------------------------------------------------------------------------- */ 1660/* ------------------------------------------------------------------------- */
1583/* 1661/*
1584 * Set a font 1662 * Set a font
… …
1586 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1664 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1587 * XTERM_SEQ: Set G2 character set: ESC * <C> 1665 * XTERM_SEQ: Set G2 character set: ESC * <C>
1588 * XTERM_SEQ: Set G3 character set: ESC + <C> 1666 * XTERM_SEQ: Set G3 character set: ESC + <C>
1589 * See set_font_style for possible values for <C> 1667 * See set_font_style for possible values for <C>
1590 */ 1668 */
1591/* EXTPROTO */
1592void 1669void
1593rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1670rxvt_term::scr_charset_set (int set, unsigned int ch)
1594{ 1671{
1595 R->charsets[set] = (unsigned char)ch; 1672 charsets[set] = (unsigned char)ch;
1596 rxvt_set_font_style(aR); 1673 set_font_style ();
1597} 1674}
1598 1675
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 1676
1621/* ------------------------------------------------------------------------- * 1677/* ------------------------------------------------------------------------- *
1622 * MAJOR SCREEN MANIPULATION * 1678 * MAJOR SCREEN MANIPULATION *
1623 * ------------------------------------------------------------------------- */ 1679 * ------------------------------------------------------------------------- */
1624 1680
1625/* 1681/*
1682 * refresh matching text.
1683 */
1684bool
1685rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1686{
1687 bool found = false;
1688
1689 for (int i = 0; i < nrow; i++)
1690 {
1691 int col = 0;
1692 rend_t *drp = drawn_buf[i].r;
1693
1694 for (; col < ncol; col++, drp++)
1695 if ((*drp & mask) == value)
1696 {
1697 found = true;
1698 *drp = ~value;
1699 }
1700 }
1701
1702 return found;
1703}
1704
1705/*
1626 * Refresh an area 1706 * Refresh an area
1627 */ 1707 */
1628enum { 1708enum {
1629 PART_BEG = 0, 1709 PART_BEG = 0,
1630 PART_END, 1710 PART_END,
1631 RC_COUNT 1711 RC_COUNT
1632}; 1712};
1633 1713
1634/* EXTPROTO */
1635void 1714void
1636rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1715rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1637{ 1716{
1638 int i; 1717 int i;
1639 row_col_t rc[RC_COUNT]; 1718 row_col_t rc[RC_COUNT];
1640 1719
1641 if (R->drawn_text == NULL) /* sanity check */ 1720 if (!drawn_buf) /* sanity check */
1642 return; 1721 return;
1643 1722
1644#ifdef DEBUG_STRICT 1723#ifndef NO_SLOW_LINK_SUPPORT
1645 x = max(x, (int)R->TermWin.int_bwidth); 1724 if (refresh_type == FAST_REFRESH && !display->is_local)
1646 x = min(x, (int)R->TermWin.width); 1725 {
1647 y = max(y, (int)R->TermWin.int_bwidth); 1726 y = 0;
1648 y = min(y, (int)R->TermWin.height); 1727 eheight = height;
1728 }
1649#endif 1729#endif
1650 1730
1651/* round down */ 1731 /* round down */
1652 rc[PART_BEG].col = Pixel2Col(x); 1732 rc[PART_BEG].col = Pixel2Col (x);
1653 rc[PART_BEG].row = Pixel2Row(y); 1733 rc[PART_BEG].row = Pixel2Row (y);
1654/* round up */ 1734 /* round up */
1655 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1735 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1656 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1736 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1657 1737
1658/* sanity checks */ 1738 /* sanity checks */
1659 for (i = PART_BEG; i < RC_COUNT; i++) { 1739 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 } 1740 {
1741 min_it (rc[i].col, ncol - 1);
1742 min_it (rc[i].row, nrow - 1);
1743 }
1663 1744
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++) 1745 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1667 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1746 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 1747
1670 if (refresh) 1748 if (refresh)
1671 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1749 scr_refresh (SLOW_REFRESH);
1672} 1750}
1673 1751
1674/* ------------------------------------------------------------------------- */ 1752/* ------------------------------------------------------------------------- */
1675/* 1753/*
1676 * Refresh the entire screen 1754 * Refresh the entire screen
1677 */ 1755 */
1678/* EXTPROTO */
1679void 1756void
1680rxvt_scr_touch(pR_ Bool refresh) 1757rxvt_term::scr_touch (bool refresh)
1681{ 1758{
1682 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1759 scr_expose (0, 0, width, height, refresh);
1683} 1760}
1684 1761
1685/* ------------------------------------------------------------------------- */ 1762/* ------------------------------------------------------------------------- */
1686/* 1763/*
1687 * Move the display so that the line represented by scrollbar value Y is at 1764 * Move the display so that the line represented by scrollbar value Y is at
1688 * the top of the screen 1765 * the top of the screen
1689 */ 1766 */
1690/* EXTPROTO */
1691int 1767int
1692rxvt_scr_move_to(pR_ int y, int len) 1768rxvt_term::scr_move_to (int y, int len)
1693{ 1769{
1694 long p = 0; 1770 long p = 0;
1695 uint16_t oldviewstart; 1771 unsigned int oldviewstart;
1696 1772
1697 oldviewstart = R->TermWin.view_start; 1773 oldviewstart = view_start;
1774
1698 if (y < len) { 1775 if (y < len)
1699 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len; 1776 {
1777 p = (nrow + nsaved) * (len - y) / len;
1700 p -= (long)(R->TermWin.nrow - 1); 1778 p -= (long) (nrow - 1);
1701 p = max(p, 0); 1779 p = max (p, 0);
1702 } 1780 }
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 1781
1782 view_start = (unsigned int)min (p, nsaved);
1783
1706 return rxvt_scr_changeview(aR_ oldviewstart); 1784 return scr_changeview (oldviewstart);
1707} 1785}
1708 1786
1709/* ------------------------------------------------------------------------- */ 1787/* ------------------------------------------------------------------------- */
1710/* 1788/*
1711 * Page the screen up/down nlines 1789 * Page the screen up/down nlines
1712 * direction should be UP or DN 1790 * direction should be UP or DN
1713 */ 1791 */
1714/* EXTPROTO */
1715int 1792int
1716rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1793rxvt_term::scr_page (enum page_dirn direction, int nlines)
1717{ 1794{
1718 int n; 1795 int n;
1719 uint16_t oldviewstart; 1796 unsigned int oldviewstart;
1720 1797
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; 1798 oldviewstart = view_start;
1799
1726 if (direction == UP) { 1800 if (direction == UP)
1801 {
1727 n = R->TermWin.view_start + nlines; 1802 n = view_start + nlines;
1728 R->TermWin.view_start = min(n, R->TermWin.nscrolled); 1803 view_start = min (n, nsaved);
1729 } else { 1804 }
1805 else
1806 {
1730 n = R->TermWin.view_start - nlines; 1807 n = view_start - nlines;
1731 R->TermWin.view_start = max(n, 0); 1808 view_start = max (n, 0);
1732 } 1809 }
1810
1733 return rxvt_scr_changeview(aR_ oldviewstart); 1811 return scr_changeview (oldviewstart);
1734} 1812}
1735 1813
1736/* INTPROTO */
1737int 1814int
1738rxvt_scr_changeview(pR_ uint16_t oldviewstart) 1815rxvt_term::scr_changeview (unsigned int oldviewstart)
1739{ 1816{
1740 if (R->TermWin.view_start != oldviewstart) { 1817 if (view_start != oldviewstart)
1818 {
1741 R->want_refresh = 1; 1819 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); 1820 num_scr -= (view_start - oldviewstart);
1747 } 1821 }
1822
1748 return (int)(R->TermWin.view_start - oldviewstart); 1823 return (int) (view_start - oldviewstart);
1749} 1824}
1750 1825
1751/* ------------------------------------------------------------------------- */ 1826/* ------------------------------------------------------------------------- */
1752/* EXTPROTO */
1753void 1827void
1754rxvt_scr_bell(pR) 1828rxvt_term::scr_bell ()
1755{ 1829{
1756#ifndef NO_BELL 1830#ifndef NO_BELL
1831
1757# ifndef NO_MAPALERT 1832# ifndef NO_MAPALERT
1758# ifdef MAPALERT_OPTION 1833# ifdef MAPALERT_OPTION
1759 if (R->Options & Opt_mapAlert) 1834 if (options & Opt_mapAlert)
1760# endif 1835# endif
1761 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1836 XMapWindow (display->display, parent[0]);
1762# endif 1837# endif
1838
1763 if (R->Options & Opt_visualBell) { 1839 if (options & Opt_visualBell)
1840 {
1764 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1841 scr_rvideo_mode (!rvideo); /* refresh also done */
1842 rxvt_usleep (VISUAL_BELL_DURATION);
1765 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1843 scr_rvideo_mode (!rvideo); /* refresh also done */
1844 }
1766 } else 1845 else
1767 XBell(R->Xdisplay, 0); 1846 XBell (display->display, 0);
1847
1768#endif 1848#endif
1769} 1849}
1770 1850
1771/* ------------------------------------------------------------------------- */ 1851/* ------------------------------------------------------------------------- */
1772/* ARGSUSED */ 1852/* ARGSUSED */
1773/* EXTPROTO */
1774void 1853void
1775rxvt_scr_printscreen(pR_ int fullhist) 1854rxvt_term::scr_printscreen (int fullhist)
1776{ 1855{
1777#ifdef PRINTPIPE 1856#ifdef PRINTPIPE
1778 int i, r1, nrows, row_offset; 1857 int nrows, row_start;
1779 text_t *t; 1858 FILE *fd;
1780 FILE *fd;
1781 1859
1782 if ((fd = rxvt_popen_printer(aR)) == NULL) 1860 if ((fd = popen_printer ()) == NULL)
1783 return; 1861 return;
1784 nrows = R->TermWin.nrow; 1862
1785 row_offset = R->TermWin.saveLines;
1786 if (!fullhist) 1863 if (fullhist)
1787 row_offset -= R->TermWin.view_start;
1788 else {
1789 nrows += R->TermWin.nscrolled;
1790 row_offset -= R->TermWin.nscrolled;
1791 } 1864 {
1865 nrows = nrow + nsaved;
1866 row_start = -nsaved;
1867 }
1868 else
1869 {
1870 nrows = nrow;
1871 row_start = -view_start;
1872 }
1792 1873
1874 wctomb (0, 0);
1875
1793 for (r1 = 0; r1 < nrows; r1++) { 1876 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 } 1877 {
1878 text_t *tp = ROW(r1).t;
1879 int len = ROW(r1).l;
1880
1881 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1882 {
1883 char mb[MB_LEN_MAX];
1884 text_t t = *tp++;
1885 if (t == NOCHAR)
1886 continue;
1887
1888 len = wctomb (mb, t);
1889
1890 if (len <= 0)
1891 {
1892 mb[0] = ' ';
1893 len = 1;
1894 }
1895
1896 fwrite (mb, 1, len, fd);
1897 }
1898
1899 fputc ('\n', fd);
1900 }
1901
1800 rxvt_pclose_printer(fd); 1902 pclose_printer (fd);
1801#endif 1903#endif
1802} 1904}
1803 1905
1804/* ------------------------------------------------------------------------- */ 1906/* ------------------------------------------------------------------------- */
1805/* 1907/*
1806 * Refresh the screen 1908 * Refresh the screen
1807 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1909 * 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. 1910 * screen.text/screen.rend contain what the screen will change to.
1809 */ 1911 */
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 1912void
1831rxvt_scr_refresh(pR_ unsigned char refresh_type) 1913rxvt_term::scr_refresh (unsigned char refresh_type)
1832{ 1914{
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 */ 1915 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 */ 1916 showcursor; /* show the cursor */
1842 int fore, back; /* desired foreground/background */
1843 int16_t col, row, /* column/row we're processing */ 1917 int16_t col, row, /* column/row we're processing */
1844 ocrow; /* old cursor row */ 1918 ocrow; /* old cursor row */
1845 int cursorwidth;
1846 int i, /* tmp */ 1919 int i; /* tmp */
1847 row_offset; /* basic offset in screen structure */
1848#ifndef NO_CURSORCOLOR 1920#ifndef NO_CURSORCOLOR
1849 rend_t cc1; /* store colours at cursor position(s) */ 1921 rend_t cc1; /* store colours at cursor position (s) */
1850 rend_t cc2; /* store colours at cursor position(s) */
1851#endif 1922#endif
1852 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1923 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 1924
1925 want_refresh = 0; /* screen is current */
1926
1856 if (refresh_type == NO_REFRESH || !R->TermWin.mapped) 1927 if (refresh_type == NO_REFRESH || !mapped)
1857 return; 1928 return;
1858 1929
1859 /* 1930 /*
1860 * A: set up vars 1931 * A: set up vars
1861 */ 1932 */
1862 clearfirst = clearlast = must_clear = wbyte = 0; 1933 must_clear = 0;
1863#ifndef NO_BOLDFONT 1934 refresh_count = 0;
1864 bfont = 0;
1865#endif
1866 1935
1867 if (R->currmaxcol < R->TermWin.ncol) 1936#if XPM_BACKGROUND
1937 must_clear |= bgPixmap.pixmap != None;
1938#endif
1939#if TRANSPARENT
1940 must_clear |= (options & Opt_transparent) && am_transparent;
1941#endif
1942 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1943
1944 /*
1945 * B: reverse any characters which are selected
1946 */
1947 scr_reverse_selection ();
1948
1949 /*
1950 * C: set the cursor character (s)
1951 */
1952 {
1953 unsigned char setoldcursor;
1954 rend_t ccol1, /* Cursor colour */
1955 ccol2; /* Cursor colour2 */
1956
1957 showcursor = (screen.flags & Screen_VisibleCursor);
1958#ifdef CURSOR_BLINK
1959 if (hidden_cursor)
1960 showcursor = 0;
1961#endif
1962
1963 if (showcursor)
1868 { 1964 {
1869 R->currmaxcol = R->TermWin.ncol; 1965 int col = screen.cur.col;
1870 R->buffer = (char *)rxvt_realloc (R->buffer,
1871 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1872 }
1873 1966
1874 buffer = R->buffer; 1967 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1875 R->refresh_count = 0; 1968 col--;
1876 1969
1877 row_offset = R->TermWin.saveLines - R->TermWin.view_start; 1970 crp = &ROW(screen.cur.row).r[col];
1878 1971
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) 1972 if (showcursor && focus)
1916 { 1973 {
1917 cursorwidth++; 1974 if (options & Opt_cursorUnderline)
1918 1975 *crp ^= RS_Uline;
1919 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 1976 else
1920 [R->screen.cur.col]);
1921
1922 if (showcursor && R->TermWin.focus)
1923 { 1977 {
1924 *srp ^= RS_RVid; 1978 *crp ^= RS_RVid;
1979
1925#ifndef NO_CURSORCOLOR 1980#ifndef NO_CURSORCOLOR
1926 cc1 = *srp & (RS_fgMask | RS_bgMask); 1981 cc1 = *crp & (RS_fgMask | RS_bgMask);
1927 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 1982 if (ISSET_PIXCOLOR (Color_cursor))
1928 ccol1 = Color_cursor; 1983 ccol1 = Color_cursor;
1929 else 1984 else
1930#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 1985#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1931 ccol1 = GET_FGCOLOR(R->rstyle); 1986 ccol1 = GET_FGCOLOR (rstyle);
1932#else 1987#else
1933 ccol1 = Color_fg; 1988 ccol1 = Color_fg;
1934#endif 1989#endif
1935 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 1990 if (ISSET_PIXCOLOR (Color_cursor2))
1936 ccol2 = Color_cursor2; 1991 ccol2 = Color_cursor2;
1937 else 1992 else
1938#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 1993#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1939 ccol2 = GET_BGCOLOR(R->rstyle); 1994 ccol2 = GET_BGCOLOR (rstyle);
1940#else 1995#else
1941 ccol2 = Color_bg; 1996 ccol2 = Color_bg;
1942#endif 1997#endif
1943 *srp = SET_FGCOLOR(*srp, ccol1); 1998 *crp = SET_FGCOLOR (*crp, ccol1);
1944 *srp = SET_BGCOLOR(*srp, ccol2); 1999 *crp = SET_BGCOLOR (*crp, ccol2);
1945#endif 2000#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 } 2001 }
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 } 2002 }
1975 } 2003 }
2004
2005 /* make sure no outline cursor is left around */
2006 setoldcursor = 0;
2007 if (ocrow != -1)
2008 {
2009 if (screen.cur.row + view_start != ocrow
2010 || screen.cur.col != oldcursor.col)
2011 {
2012 if (ocrow < nrow
2013 && oldcursor.col < ncol)
2014 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2015
2016 if (focus || !showcursor)
2017 oldcursor.row = -1;
2018 else
2019 setoldcursor = 1;
2020 }
1976 } 2021 }
2022 else if (!focus)
2023 setoldcursor = 1;
2024
2025 if (setoldcursor)
2026 {
2027 if (screen.cur.row + view_start >= nrow)
2028 oldcursor.row = -1;
2029 else
2030 {
2031 oldcursor.row = screen.cur.row + view_start;
2032 oldcursor.col = screen.cur.col;
2033 }
2034 }
2035 }
2036
2037#if ENABLE_OVERLAY
2038 scr_swap_overlay ();
2039#endif
1977 2040
1978#ifndef NO_SLOW_LINK_SUPPORT 2041#ifndef NO_SLOW_LINK_SUPPORT
1979/* 2042 /*
1980 * D: CopyArea pass - very useful for slower links 2043 * D: CopyArea pass - very useful for slower links
1981 * This has been deliberately kept simple. 2044 * This has been deliberately kept simple.
1982 */ 2045 */
1983 i = R->num_scr; 2046 i = num_scr;
2047 if (!display->is_local
1984 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2048 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1985 && abs(i) < R->TermWin.nrow && !must_clear) 2049 && abs (num_scr) < nrow && !must_clear)
1986 { 2050 {
1987 int16_t nits; 2051 int16_t nits;
1988 int j; 2052 int j;
1989 rend_t *drp2; 2053 int len, wlen;
1990 text_t *dtp2;
1991 int len, wlen;
1992 2054
1993 j = R->TermWin.nrow; 2055 j = nrow;
1994 wlen = len = -1; 2056 wlen = len = -1;
1995 row = i > 0 ? 0 : j - 1; 2057 row = i > 0 ? 0 : j - 1;
1996 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2058 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1997 { 2059 {
1998 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2060 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1999 { 2061 {
2000 stp = R->screen.text[row + row_offset]; 2062 line_t s = ROW(row - view_start);
2001 srp = R->screen.rend[row + row_offset];
2002 dtp = R->drawn_text[row]; 2063 line_t d = drawn_buf[row];
2003 dtp2 = R->drawn_text[row + i]; 2064 line_t d2 = drawn_buf[row + i];
2004 drp = R->drawn_rend[row];
2005 drp2 = R->drawn_rend[row + i];
2006 2065
2007 for (nits = 0, col = R->TermWin.ncol; col--; ) 2066 for (nits = 0, col = ncol; col--; )
2008 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2067 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2009 nits--; 2068 nits--;
2010 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2069 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2011 nits++; 2070 nits++;
2012 2071
2013 if (nits > 8) /* XXX: arbitrary choice */ 2072 if (nits > 8) /* XXX: arbitrary choice */
2073 {
2074 for (col = ncol; col--; )
2014 { 2075 {
2015 for (col = R->TermWin.ncol; col--; ) 2076 *d.t++ = *d2.t++;
2077 *d.r++ = *d2.r++;
2078 }
2079
2080 if (len == -1)
2081 len = row;
2082
2083 wlen = row;
2084 continue;
2085 }
2086 }
2087
2088 if (len != -1)
2089 {
2090 /* also comes here at end if needed because of >= above */
2091 if (wlen < len)
2092 ::swap (wlen, len);
2093
2094 XCopyArea (display->display, vt, vt,
2095 gc, 0, Row2Pixel (len + i),
2096 (unsigned int)TermWin_TotalWidth (),
2097 (unsigned int)Height2Pixel (wlen - len + 1),
2098 0, Row2Pixel (len));
2099 len = -1;
2100 }
2101 }
2102 }
2103#endif
2104
2105 /*
2106 * E: main pass across every character
2107 */
2108 for (row = 0; row < nrow; row++)
2109 {
2110 text_t *stp = ROW(row - view_start).t;
2111 rend_t *srp = ROW(row - view_start).r;
2112 text_t *dtp = drawn_buf[row].t;
2113 rend_t *drp = drawn_buf[row].r;
2114
2115 /*
2116 * E2: OK, now the real pass
2117 */
2118 int ypixel = (int)Row2Pixel (row);
2119
2120 for (col = 0; col < ncol; col++)
2121 {
2122 /* compare new text with old - if exactly the same then continue */
2123 if (stp[col] == dtp[col] /* Must match characters to skip. */
2124 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2125 || (stp[col] == ' ' /* space w/ no background change */
2126 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2127 continue;
2128
2129 // redraw one or more characters
2130
2131 // seek to the beginning of wide characters
2132 while (stp[col] == NOCHAR && col > 0)
2133 --col;
2134
2135 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2136 text_t *text = stp + col;
2137 int count = 1;
2138
2139 dtp[col] = stp[col];
2140 drp[col] = rend;
2141
2142 int xpixel = Col2Pixel (col);
2143
2144 for (i = 0; ++col < ncol; )
2145 {
2146 if (stp[col] == NOCHAR)
2147 {
2148 dtp[col] = stp[col];
2149 drp[col] = rend;
2150 count++;
2151 i++;
2152
2153 continue;
2154 }
2155
2156 if (!RS_SAME (rend, srp[col]))
2157 break;
2158
2159 count++;
2160
2161 if (stp[col] != dtp[col]
2162 || !RS_SAME (srp[col], drp[col]))
2163 {
2164 if (must_clear && (i++ > count / 2))
2165 break;
2166
2167 dtp[col] = stp[col];
2168 drp[col] = rend;
2169 i = 0;
2170 }
2171 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2172 break;
2173 }
2174
2175 col--; /* went one too far. move back */
2176 count -= i; /* dump any matching trailing chars */
2177
2178 // sometimes we optimize away the trailing NOCHAR's, add them back
2179 while (i && text[count] == NOCHAR)
2180 count++, i--;
2181
2182 /*
2183 * Determine the attributes for the string
2184 */
2185 int fore = GET_FGCOLOR (rend); // desired foreground
2186 int back = GET_BGCOLOR (rend); // desired background
2187
2188 // only do special processing if any attributes are set, which is rare
2189 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2190 {
2191#if ENABLE_STYLES
2192 // force redraw after "careful" characters to avoid pixel droppings
2193 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2194 drp[col + 1] = ~srp[col + 1];
2195
2196 // include previous careful character(s) if possible, looks nicer (best effort...)
2197 while (text > stp
2198 && srp[text - stp - 1] & RS_Careful
2199 && RS_SAME (rend, srp[text - stp - 1]))
2200 text--, count++, xpixel -= fwidth;
2201#endif
2202
2203 bool invert = rend & RS_RVid;
2204
2205#ifndef NO_BOLD_UNDERLINE_REVERSE
2206 if (rend & RS_Bold
2207 && fore == Color_fg)
2208 {
2209 if (ISSET_PIXCOLOR (Color_BD))
2210 fore = Color_BD;
2211# if !ENABLE_STYLES
2212 else
2213 invert = !invert;
2214# endif
2215 }
2216
2217 if (rend & RS_Italic
2218 && fore == Color_fg)
2219 {
2220 if (ISSET_PIXCOLOR (Color_IT))
2221 fore = Color_IT;
2222# if !ENABLE_STYLES
2223 else
2224 invert = !invert;
2225# endif
2226 }
2227
2228 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2229 fore = Color_UL;
2230#endif
2231
2232 if (invert)
2233 {
2234 ::swap (fore, back);
2235
2236#ifndef NO_BOLD_UNDERLINE_REVERSE
2237 if (ISSET_PIXCOLOR (Color_RV))
2238 back = Color_RV;
2239
2240 if (fore == back)
2241 {
2242 fore = Color_bg;
2243 back = Color_fg;
2244 }
2245#endif
2246 }
2247
2248#ifdef TEXT_BLINK
2249 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2250 {
2251 if (!text_blink_ev.active)
2252 {
2253 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2254 hidden_text = 0;
2255 }
2256 else if (hidden_text)
2257 fore = back;
2258 }
2259#endif
2260 }
2261
2262 /*
2263 * Actually do the drawing of the string here
2264 */
2265 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2266
2267 if (back == fore)
2268 font->clear_rect (*drawable, xpixel, ypixel,
2269 fwidth * count, fheight,
2270 back);
2271 else if (back == Color_bg)
2272 {
2273 if (must_clear)
2274 {
2275 CLEAR_CHARS (xpixel, ypixel, count);
2276
2277 for (i = 0; i < count; i++) /* don't draw empty strings */
2278 if (text[i] != ' ')
2016 { 2279 {
2017 *dtp++ = *dtp2++; 2280 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2018 *drp++ = *drp2++; 2281 break;
2019 } 2282 }
2020
2021 if (len == -1)
2022 len = row;
2023
2024 wlen = row;
2025 continue;
2026 } 2283 }
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 2284 else
2138 rvid = !rvid; /* fall back */ 2285 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2139 } 2286 }
2140#endif 2287 else
2141 if (rvid) 2288 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2289
2290 if (rend & RS_Uline && font->descent > 1 && fore != back)
2142 { 2291 {
2143 SWAP_IT(fore, back, int); 2292#if ENABLE_FRILLS
2144 2293 if (ISSET_PIXCOLOR (Color_underline))
2145#ifndef NO_BOLD_UNDERLINE_REVERSE 2294 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 2295 else
2195 font->draw (xpixel, ypixel, text, count, fore, Color_bg); 2296#endif
2196 } 2297 XSetForeground (display->display, gc, pix_colors[fore]);
2197 else
2198 font->draw (xpixel, ypixel, text, count, fore, back);
2199 2298
2200 if ((rend & RS_Uline) && (font->descent > 1))
2201 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc, 2299 XDrawLine (display->display, drawBuffer, gc,
2202 xpixel, ypixel + font->ascent + 1, 2300 xpixel, ypixel + font->ascent + 1,
2203 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2301 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2302 }
2204 } /* for (col....) */ 2303 } /* for (col....) */
2205 } /* for (row....) */ 2304 } /* for (row....) */
2206 2305
2207/* 2306#if ENABLE_OVERLAY
2307 scr_swap_overlay ();
2308#endif
2309
2310 /*
2208 * G: cleanup cursor and display outline cursor if necessary 2311 * G: cleanup cursor and display outline cursor if necessary
2209 */ 2312 */
2210 if (showcursor) { 2313 if (showcursor)
2211 if (R->TermWin.focus) { 2314 {
2212 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2315 if (focus)
2213 [R->screen.cur.col]); 2316 {
2317 if (options & Opt_cursorUnderline)
2318 *crp ^= RS_Uline;
2319 else
2320 {
2214 *srp ^= RS_RVid; 2321 *crp ^= RS_RVid;
2215#ifndef NO_CURSORCOLOR 2322#ifndef NO_CURSORCOLOR
2216 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2323 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2217#endif 2324#endif
2325 }
2326 }
2218 } else if (R->oldcursor.row >= 0) { 2327 else if (oldcursor.row >= 0)
2328 {
2329 int cursorwidth = 1;
2330 int col = oldcursor.col;
2331
2332 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2333 col--;
2334
2335 while (col + cursorwidth < ncol
2336 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2337 cursorwidth++;
2338
2219#ifndef NO_CURSORCOLOR 2339#ifndef NO_CURSORCOLOR
2220 unsigned long gcmask; /* Graphics Context mask */
2221
2222 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2340 if (ISSET_PIXCOLOR (Color_cursor))
2223 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2341 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2342#endif
2343
2344 XDrawRectangle (display->display, drawBuffer, gc,
2345 Col2Pixel (col),
2346 Row2Pixel (oldcursor.row),
2347 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2348 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2349 }
2350 }
2351
2352 /*
2353 * H: cleanup selection
2354 */
2355 scr_reverse_selection ();
2356
2357 if (refresh_type & SMOOTH_REFRESH)
2358 XFlush (display->display);
2359
2360 num_scr = 0;
2361 num_scr_allow = 1;
2362}
2363
2364void
2365rxvt_term::scr_remap_chars (const line_t &l)
2366{
2367 if (!l.t)
2368 return;
2369
2370 for (int i = ncol; i--; )
2371 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2372}
2373
2374void
2375rxvt_term::scr_remap_chars ()
2376{
2377 for (int i = total_rows; i--; )
2378 scr_remap_chars (row_buf [i]);
2379
2380 for (int i = nrow; i--; )
2381 {
2382 scr_remap_chars (drawn_buf [i]);
2383 scr_remap_chars (swap_buf [i]);
2384 }
2385}
2386
2387void
2388rxvt_term::scr_recolour ()
2389{
2390 if (1
2391#if TRANSPARENT
2392 && !am_transparent
2393#endif
2394#if XPM_BACKGROUND
2395 && !bgPixmap.pixmap
2396#endif
2397 )
2398 {
2399 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2400 XClearWindow (display->display, parent[0]);
2401 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2402#if HAVE_SCROLLBARS
2403 if (scrollBar.win)
2404 {
2405 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2406 scrollBar.setIdle ();
2407 scrollbar_show (0);
2408 }
2409#endif
2410 }
2411
2412 scr_clear ();
2413 scr_touch (true);
2414 want_refresh = 1;
2415}
2416
2417/* ------------------------------------------------------------------------- */
2418void
2419rxvt_term::scr_clear (bool really)
2420{
2421 if (!mapped)
2422 return;
2423
2424 num_scr_allow = 0;
2425 want_refresh = 1;
2426
2427 if (really)
2428 XClearWindow (display->display, vt);
2429}
2430
2431/* ------------------------------------------------------------------------- */
2432void
2433rxvt_term::scr_reverse_selection ()
2434{
2435 if (selection.op
2436 && current_screen == selection.screen
2437 && selection.end.row >= -view_start)
2438 {
2439 int view_end = -view_start + nrow;
2440 int row, col;
2441
2442#if ENABLE_FRILLS
2443 if (selection.rect)
2444 {
2445 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)
2446 for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++)
2447 srp[col] ^= RS_RVid;
2448 }
2449 else
2450#endif
2451 {
2452 if (selection.beg.row >= -view_start)
2453 {
2454 col = selection.beg.col;
2455 row = selection.beg.row;
2224 } 2456 }
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 2457 else
2282 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2458 {
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; 2459 col = 0;
2307 i = end_row; 2460 row = view_start;
2308 } 2461 }
2309 end_row += R->TermWin.nrow; 2462
2310 for (; i < row && i < end_row; i++, col = 0) 2463 for (; row < min (selection.end.row, view_end); row++, col = 0)
2311 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2464 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2312#ifndef OPTION_HC
2313 srp[col] ^= RS_RVid; 2465 srp[col] ^= RS_RVid;
2314#else 2466
2315 srp[col] ^= RS_Blink; 2467 if (row == selection.end.row)
2316#endif 2468 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; 2469 srp[col] ^= RS_RVid;
2321#else 2470 }
2322 srp[col] ^= RS_Blink;
2323#endif
2324 } 2471 }
2325} 2472}
2326 2473
2327/* ------------------------------------------------------------------------- */ 2474/* ------------------------------------------------------------------------- */
2328/* 2475/*
2329 * Dump the whole scrollback and screen to the passed filedescriptor. The 2476 * Dump the whole scrollback and screen to the passed filedescriptor. The
2330 * invoking routine must close the fd. 2477 * invoking routine must close the fd.
2331 */ 2478 */
2332#if 0 2479#if 0
2333/* EXTPROTO */
2334void 2480void
2335rxvt_scr_dump(pR_ int fd) 2481rxvt_term::scr_dump (int fd)
2336{ 2482{
2337 int row, wrote; 2483 int row, wrote;
2338 unsigned int width, towrite; 2484 unsigned int width, towrite;
2339 char r1[] = "\n"; 2485 char r1[] = "\n";
2340 2486
2341 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2487 for (row = saveLines - nsaved;
2342 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2488 row < saveLines + nrow - 1; row++)
2343 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2489 {
2344 : R->TermWin.ncol; 2490 width = row_buf[row].l >= 0 ? row_buf[row].l
2491 : ncol;
2345 for (towrite = width; towrite; towrite -= wrote) { 2492 for (towrite = width; towrite; towrite -= wrote)
2493 {
2346 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2494 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2347 towrite); 2495 towrite);
2348 if (wrote < 0) 2496 if (wrote < 0)
2349 return; /* XXX: death, no report */ 2497 return; /* XXX: death, no report */
2350 } 2498 }
2351 if (R->screen.tlen[row] >= 0) 2499 if (row_buf[row].l >= 0)
2352 if (write(fd, r1, 1) <= 0) 2500 if (write (fd, r1, 1) <= 0)
2353 return; /* XXX: death, no report */ 2501 return; /* XXX: death, no report */
2354 } 2502 }
2355} 2503}
2356#endif 2504#endif
2357 2505
2358/* ------------------------------------------------------------------------- * 2506/* ------------------------------------------------------------------------- *
2359 * CHARACTER SELECTION * 2507 * CHARACTER SELECTION *
2360 * ------------------------------------------------------------------------- */ 2508 * ------------------------------------------------------------------------- */
2361
2362/*
2363 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2364 */
2365/* EXTPROTO */
2366void 2509void
2367rxvt_selection_check(pR_ int check_more) 2510rxvt_term::selection_check (int check_more)
2368{ 2511{
2369 row_col_t pos; 2512 row_col_t pos;
2370 2513
2371 if (!R->selection.op) 2514 if (!selection.op)
2372 return; 2515 return;
2373 2516
2374 pos.row = pos.col = 0; 2517 pos.row = pos.col = 0;
2375 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2518 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)
2376 || (R->selection.beg.row >= R->TermWin.nrow) 2519 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)
2377 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2520 || !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 2521 || (check_more == 1
2382 && R->current_screen == R->selection.screen 2522 && current_screen == selection.screen
2383 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2523 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2384 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2524 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2385 || (check_more == 2 2525 || (check_more == 2
2386 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2526 && ROWCOL_IS_BEFORE (selection.beg, pos)
2387 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2527 && ROWCOL_IS_AFTER (selection.end, pos))
2388 || (check_more == 3 2528 || (check_more == 3
2389 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2529 && ROWCOL_IS_AFTER (selection.end, pos))
2390 || (check_more == 4 /* screen width change */ 2530 || (check_more == 4 /* screen width change */
2391 && (R->selection.beg.row != R->selection.end.row 2531 && (selection.beg.row != selection.end.row
2392 || R->selection.end.col > R->TermWin.ncol))) 2532 || selection.end.col > ncol)))
2393 CLEAR_SELECTION(R); 2533 CLEAR_SELECTION ();
2394} 2534}
2395 2535
2396/* ------------------------------------------------------------------------- */ 2536/* ------------------------------------------------------------------------- */
2397/* 2537/*
2398 * Paste a selection direct to the command fd 2538 * Paste a selection direct to the command fd
2399 */ 2539 */
2400void 2540void
2401rxvt_term::paste (const unsigned char *data, unsigned int len) 2541rxvt_term::paste (unsigned char *data, unsigned int len)
2402{ 2542{
2403 unsigned int i, j, n;
2404 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2405
2406 /* convert normal newline chars into common keyboard Return key sequence */ 2543 /* convert normal newline chars into common keyboard Return key sequence */
2407 for (i = 0; i < len; i += PROP_SIZE) 2544 for (unsigned int i = 0; i < len; i++)
2408 { 2545 if (data[i] == C0_LF)
2409 n = min (len - i, PROP_SIZE); 2546 data[i] = C0_CR;
2410 MEMCPY (ds, data + i, n);
2411 2547
2412 for (j = 0; j < n; j++) 2548 tt_write (data, len);
2413 if (ds[j] == '\n')
2414 ds[j] = '\r';
2415
2416 tt_write (ds, (int)n);
2417 }
2418
2419 free(ds);
2420} 2549}
2421 2550
2422/* ------------------------------------------------------------------------- */ 2551/* ------------------------------------------------------------------------- */
2423/* 2552/*
2424 * Respond to a notification that a primary selection has been sent 2553 * Respond to a notification that a primary selection has been sent
2425 * EXT: SelectionNotify 2554 * EXT: SelectionNotify
2426 */ 2555 */
2427/* EXTPROTO */ 2556void
2428int
2429rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2557rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2430{ 2558{
2431 long nread = 0; 2559 if (prop == None) /* check for failed XConvertSelection */
2560 {
2561 if ((selection_type & Sel_CompoundText))
2562 {
2563 int selnum = selection_type & Sel_whereMask;
2564
2565 selection_type = 0;
2566 if (selnum != Sel_direct)
2567 selection_request_other (XA_STRING, selnum);
2568 }
2569
2570 if ((selection_type & Sel_UTF8String))
2571 {
2572 int selnum = selection_type & Sel_whereMask;
2573
2574 selection_type = Sel_CompoundText;
2575 if (selnum != Sel_direct)
2576 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2577 else
2578 selection_type = 0;
2579 }
2580
2581 return;
2582 }
2583
2432 unsigned long bytes_after; 2584 unsigned long bytes_after;
2433 XTextProperty ct; 2585 XTextProperty ct;
2434 int dummy_count;
2435 char **cl;
2436 2586
2437 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2587 if (XGetWindowProperty (display->display, win, prop,
2438 2588 0, PROP_SIZE / 4,
2439 if (prop == None) /* check for failed XConvertSelection */ 2589 delete_prop, AnyPropertyType,
2440 { 2590 &ct.encoding, &ct.format,
2441 if ((R->selection_type & Sel_CompoundText)) 2591 &ct.nitems, &bytes_after,
2442 { 2592 &ct.value) != Success)
2443 int selnum = R->selection_type & Sel_whereMask;
2444
2445 R->selection_type = 0;
2446 if (selnum != Sel_direct)
2447 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2448 }
2449
2450 return 0;
2451 } 2593 {
2452 2594 ct.value = 0;
2453 for (;;) 2595 goto bailout;
2454 { 2596 }
2597
2598 if (ct.encoding == None)
2599 goto bailout;
2600
2601 if (bytes_after)
2602 {
2603 // fetch and append remaining data
2604 XTextProperty ct2;
2605
2455 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2606 if (XGetWindowProperty (display->display, win, prop,
2456 (long)(PROP_SIZE / 4), delete_prop, 2607 ct.nitems / 4, (bytes_after + 3) / 4,
2608 delete_prop, AnyPropertyType,
2457 AnyPropertyType, &ct.encoding, &ct.format, 2609 &ct2.encoding, &ct2.format,
2458 &ct.nitems, &bytes_after, 2610 &ct2.nitems, &bytes_after,
2459 &ct.value) != Success) 2611 &ct2.value) != Success)
2460 break; 2612 goto bailout;
2461 2613
2462 if (ct.encoding == 0) 2614 // realloc should be compatible to XFree, here, and elsewhere, too
2463 { 2615 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2464 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2616 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2465 break; 2617 ct.nitems += ct2.nitems;
2466 }
2467 2618
2619 XFree (ct2.value);
2620 }
2621
2468 if (ct.value == NULL) 2622 if (ct.value == 0)
2469 { 2623 goto bailout;
2470 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2471 continue;
2472 }
2473 2624
2625 if (ct.encoding == xa[XA_INCR])
2626 {
2627 // INCR selection, start handshake
2628 if (!delete_prop)
2629 XDeleteProperty (display->display, win, prop);
2630
2631 selection_wait = Sel_incr;
2632 incr_buf_fill = 0;
2633 incr_ev.start (NOW + 10);
2634
2635 goto bailout;
2636 }
2637
2474 if (ct.nitems == 0) 2638 if (ct.nitems == 0)
2639 {
2640 if (selection_wait == Sel_incr)
2641 {
2642 XFree (ct.value);
2643
2644 // finally complete, now paste the whole thing
2645 selection_wait = Sel_normal;
2646 ct.value = (unsigned char *)incr_buf;
2647 ct.nitems = incr_buf_fill;
2648 incr_buf = 0;
2649 incr_buf_size = 0;
2650 incr_ev.stop ();
2475 { 2651 }
2476 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2652 else
2653 {
2477 if (R->selection_wait == Sel_normal && nread == 0) 2654 if (selection_wait == Sel_normal
2655 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2478 { 2656 {
2479 /* 2657 /*
2480 * pass through again trying CUT_BUFFER0 if we've come from 2658 * pass through again trying CUT_BUFFER0 if we've come from
2481 * XConvertSelection() but nothing was presented 2659 * XConvertSelection () but nothing was presented
2482 */ 2660 */
2483 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2484 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2661 selection_paste (display->root, XA_CUT_BUFFER0, False);
2485 } 2662 }
2486 2663
2487 nread = -1; /* discount any previous stuff */ 2664 goto bailout;
2488 break;
2489 }
2490
2491 nread += ct.nitems;
2492 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2493 &dummy_count) == Success && cl)
2494 { 2665 }
2666 }
2667 else if (selection_wait == Sel_incr)
2668 {
2669 incr_ev.start (NOW + 10);
2670
2671 while (incr_buf_fill + ct.nitems > incr_buf_size)
2672 {
2673 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2674 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2675 }
2676
2677 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2678 incr_buf_fill += ct.nitems;
2679
2680 goto bailout;
2681 }
2682
2683 char **cl;
2684 int cr;
2685
2686#if ENABLE_FRILLS
2687 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2688 // so recode it manually
2689 if (ct.encoding == xa[XA_UTF8_STRING])
2690 {
2691 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2692 char *s = rxvt_wcstombs (w);
2693 free (w);
2694 // TODO: strlen == only the first element will be converted. well...
2695 paste ((unsigned char *)s, strlen (s));
2696 free (s);
2697 }
2698 else
2699#endif
2700 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2701 && cl)
2702 {
2703 for (int i = 0; i < cr; i++)
2495 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2704 paste ((unsigned char *)cl[i], strlen (cl[i]));
2705
2496 XFreeStringList (cl); 2706 XFreeStringList (cl);
2497 } 2707 }
2498 else 2708 else
2499 R->paste (ct.value, ct.nitems); 2709 paste (ct.value, ct.nitems); // paste raw
2500 2710
2501 if (bytes_after == 0) 2711bailout:
2502 break;
2503
2504 XFree (ct.value);
2505 }
2506
2507 if (ct.value)
2508 XFree (ct.value); 2712 XFree (ct.value);
2509 2713
2510 if (R->selection_wait == Sel_normal) 2714 if (selection_wait == Sel_normal)
2511 R->selection_wait = Sel_none; 2715 selection_wait = Sel_none;
2512
2513 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2514 return (int)nread;
2515} 2716}
2516 2717
2517void 2718void
2518rxvt_term::incr_cb (time_watcher &w) 2719rxvt_term::incr_cb (time_watcher &w)
2519{ 2720{
2520 w.stop ();
2521 selection_wait = Sel_none; 2721 selection_wait = Sel_none;
2522 2722
2723 incr_buf_size = 0;
2724 free (incr_buf);
2725
2523 rxvt_print_error("data loss: timeout on INCR selection paste"); 2726 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2524} 2727}
2525 2728
2526/*
2527 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2528 */
2529/* EXTPROTO */
2530void 2729void
2531rxvt_selection_property(pR_ Window win, Atom prop) 2730rxvt_term::selection_property (Window win, Atom prop)
2532{ 2731{
2533 int reget_time = 0; 2732 if (prop == None || selection_wait != Sel_incr)
2534
2535 if (prop == None)
2536 return; 2733 return;
2537 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2538 if (R->selection_wait == Sel_normal) {
2539 int a, afmt;
2540 Atom atype;
2541 unsigned long bytes_after, nitems;
2542 unsigned char *s = NULL;
2543 2734
2544 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2735 selection_paste (win, prop, true);
2545 R->xa[XA_INCR], &atype, &afmt, &nitems,
2546 &bytes_after, &s);
2547 if (s)
2548 XFree(s);
2549 if (a != Success)
2550 return;
2551#ifndef __CYGWIN32__
2552 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2553 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2554 XDeleteProperty(R->Xdisplay, win, prop);
2555 XFlush(R->Xdisplay);
2556 reget_time = 1;
2557 R->selection_wait = Sel_incr;
2558 }
2559#endif
2560 } else if (R->selection_wait == Sel_incr) {
2561 reget_time = 1;
2562 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2563 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2564 R->selection_wait = Sel_none;
2565 R->incr_ev.stop ();
2566 }
2567 }
2568 if (reget_time) /* received more data so reget time */
2569 R->incr_ev.start (NOW + 10);
2570} 2736}
2737
2571/* ------------------------------------------------------------------------- */ 2738/* ------------------------------------------------------------------------- */
2572/* 2739/*
2573 * Request the current selection: 2740 * Request the current selection:
2574 * Order: > internal selection if available 2741 * Order: > internal selection if available
2575 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2742 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2576 * > CUT_BUFFER0 2743 * > CUT_BUFFER0
2577 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2744 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2578 * will auto fallback to CUT_BUFFER0 2745 * will auto fallback to CUT_BUFFER0
2579 * EXT: button 2 release 2746 * EXT: button 2 release
2580 */ 2747 */
2581/* EXTPROTO */
2582void 2748void
2583rxvt_selection_request(pR_ Time tm, int x, int y) 2749rxvt_term::selection_request (Time tm, int x, int y)
2584{ 2750{
2585 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y));
2586 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2751 if (x < 0 || x >= width || y < 0 || y >= height)
2587 return; /* outside window */ 2752 return; /* outside window */
2588 2753
2589 if (R->selection.text != NULL) { /* internal selection */ 2754 if (selection.text)
2590 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2755 { /* internal selection */
2591 R->paste (R->selection.text, R->selection.len); 2756 char *str = rxvt_wcstombs (selection.text, selection.len);
2757 paste ((unsigned char *)str, strlen (str));
2758 free (str);
2592 return; 2759 return;
2593 } else { 2760 }
2594 int i; 2761 else
2762 {
2763 int i;
2595 2764
2596 R->selection_request_time = tm; 2765 selection_request_time = tm;
2597 R->selection_wait = Sel_normal; 2766 selection_wait = Sel_normal;
2767
2598 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2768 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2769 {
2770#if X_HAVE_UTF8_STRING
2771 selection_type = Sel_UTF8String;
2772 if (selection_request_other (xa[XA_UTF8_STRING], i))
2773 return;
2774#else
2599 R->selection_type = Sel_CompoundText; 2775 selection_type = Sel_CompoundText;
2600 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2776 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2601 return; 2777 return;
2778#endif
2602 } 2779 }
2603 } 2780 }
2781
2604 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2782 selection_wait = Sel_none; /* don't loop in selection_paste () */
2605 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2606 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2783 selection_paste (display->root, XA_CUT_BUFFER0, false);
2607} 2784}
2608 2785
2609/* INTPROTO */
2610int 2786int
2611rxvt_selection_request_other(pR_ Atom target, int selnum) 2787rxvt_term::selection_request_other (Atom target, int selnum)
2612{ 2788{
2613 Atom sel; 2789 Atom sel;
2614#ifdef DEBUG_SELECT
2615 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2616#endif
2617 2790
2618 R->selection_type |= selnum; 2791 selection_type |= selnum;
2792
2619 if (selnum == Sel_Primary) 2793 if (selnum == Sel_Primary)
2620 sel = XA_PRIMARY; 2794 sel = XA_PRIMARY;
2621 else if (selnum == Sel_Secondary) 2795 else if (selnum == Sel_Secondary)
2622 sel = XA_SECONDARY; 2796 sel = XA_SECONDARY;
2623 else 2797 else
2624 sel = R->xa[XA_CLIPBOARD]; 2798 sel = xa[XA_CLIPBOARD];
2799
2625 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2800 if (XGetSelectionOwner (display->display, sel) != None)
2626 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2801 {
2627 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2802 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2628 R->TermWin.vt, R->selection_request_time); 2803 vt, selection_request_time);
2629 return 1; 2804 return 1;
2630 } 2805 }
2806
2631 return 0; 2807 return 0;
2632} 2808}
2633 2809
2634/* ------------------------------------------------------------------------- */ 2810/* ------------------------------------------------------------------------- */
2635/* 2811/*
2636 * Clear all selected text 2812 * Clear all selected text
2637 * EXT: SelectionClear 2813 * EXT: SelectionClear
2638 */ 2814 */
2639/* EXTPROTO */
2640void 2815void
2641rxvt_selection_clear(pR) 2816rxvt_term::selection_clear ()
2642{ 2817{
2643 D_SELECT((stderr, "rxvt_selection_clear()"));
2644
2645 R->want_refresh = 1; 2818 want_refresh = 1;
2646 if (R->selection.text)
2647 free(R->selection.text); 2819 free (selection.text);
2648 R->selection.text = NULL; 2820 selection.text = NULL;
2649 R->selection.len = 0; 2821 selection.len = 0;
2650 CLEAR_SELECTION(R); 2822 CLEAR_SELECTION ();
2823
2824 if (display->selection_owner == this)
2825 display->selection_owner = 0;
2651} 2826}
2652 2827
2653/* ------------------------------------------------------------------------- */ 2828/* ------------------------------------------------------------------------- */
2654/* 2829/*
2655 * Copy a selection into the cut buffer 2830 * Copy a selection into the cut buffer
2656 * EXT: button 1 or 3 release 2831 * EXT: button 1 or 3 release
2657 */ 2832 */
2658/* EXTPROTO */
2659void 2833void
2660rxvt_selection_make(pR_ Time tm) 2834rxvt_term::selection_make (Time tm)
2661{ 2835{
2662 int i, col, end_col, row, end_row; 2836 int i;
2663 unsigned char *new_selection_text; 2837 wchar_t *new_selection_text;
2664 char *str; 2838 text_t *t;
2665 text_t *t;
2666#ifdef ACS_ASCII
2667 rend_t *re;
2668#endif
2669 2839
2670 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2671 switch (R->selection.op) { 2840 switch (selection.op)
2841 {
2672 case SELECTION_CONT: 2842 case SELECTION_CONT:
2673 break; 2843 break;
2674 case SELECTION_INIT: 2844 case SELECTION_INIT:
2675 CLEAR_SELECTION(R); 2845 CLEAR_SELECTION ();
2676 /* FALLTHROUGH */ 2846 /* FALLTHROUGH */
2677 case SELECTION_BEGIN: 2847 case SELECTION_BEGIN:
2678 R->selection.op = SELECTION_DONE; 2848 selection.op = SELECTION_DONE;
2679 /* FALLTHROUGH */ 2849 /* FALLTHROUGH */
2680 default: 2850 default:
2681 return; 2851 return;
2682 } 2852 }
2853
2683 R->selection.op = SELECTION_DONE; 2854 selection.op = SELECTION_DONE;
2684 2855
2685 if (R->selection.clicks == 4) 2856 if (selection.clicks == 4)
2686 return; /* nothing selected, go away */ 2857 return; /* nothing selected, go away */
2687 2858
2688 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2859 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2689 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2860 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2690 2861
2691 new_selection_text = (unsigned char *)str; 2862 int ofs = 0;
2863 int extra = 0;
2692 2864
2693 col = R->selection.beg.col; 2865 int col = selection.beg.col;
2694 MAX_IT(col, 0); 2866 int row = selection.beg.row;
2695 row = R->selection.beg.row + R->TermWin.saveLines;
2696 end_row = R->selection.end.row + R->TermWin.saveLines;
2697 2867
2868 int end_col;
2869
2698 for (; row <= end_row; row++, col = 0) 2870 for (; row <= selection.end.row; row++, col = 0)
2871 {
2872#if ENABLE_FRILLS
2873 if (selection.rect)
2699 { 2874 {
2700 t = &(R->screen.text[row][col]); 2875 col = selection.beg.col;
2701
2702 end_col = R->screen.tlen[row];
2703
2704 if (end_col == -1)
2705 end_col = R->TermWin.ncol; 2876 end_col = ncol + 1;
2877 }
2878 else
2879#endif
2880 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN
2706 2881
2707 if (row == end_row) 2882 col = max (col, 0);
2883
2884 if (row == selection.end.row || selection.rect)
2708 MIN_IT (end_col, R->selection.end.col); 2885 end_col = min (end_col, selection.end.col);
2709 2886
2887 t = ROW(row).t + col;
2710 for (; col < end_col; col++) 2888 for (; col < end_col; col++)
2889 {
2711 if (*t == NOCHAR) 2890 if (*t == NOCHAR)
2712 t++; 2891 t++;
2892#if ENABLE_COMBINING
2893 else if (IS_COMPOSE (*t))
2894 {
2895 int len = rxvt_composite.expand (*t, 0);
2896
2897 extra -= (len - 1);
2898
2899 if (extra < 0)
2900 {
2901 extra += i;
2902 i += i;
2903 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2904 }
2905
2906 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2907 }
2908#endif
2713 else 2909 else
2714 { 2910 new_selection_text[ofs++] = *t++;
2715 int len = wctomb (str, *t++);
2716 if (len > 0)
2717 str += len;
2718 }
2719
2720 if (R->screen.tlen[row] != -1 && row != end_row)
2721 *str++ = '\n';
2722 } 2911 }
2723 2912
2724#ifndef NO_OLD_SELECTION 2913 if (!ROW(row).is_longer () && row != selection.end.row)
2725 if (R->selection_style == OLD_SELECT) 2914 new_selection_text[ofs++] = C0_LF;
2726 if (end_col == R->TermWin.ncol) 2915 }
2727 *str++ = '\n'; 2916
2728#endif
2729#ifndef NO_NEW_SELECTION
2730 if (R->selection_style != OLD_SELECT)
2731 if (end_col != R->selection.end.col) 2917 if (end_col != selection.end.col)
2732 *str++ = '\n'; 2918 new_selection_text[ofs++] = C0_LF;
2733#endif
2734 *str = '\0';
2735 2919
2736 i = str - (char *)new_selection_text; 2920 new_selection_text[ofs] = 0;
2921
2737 if (i == 0) 2922 if (ofs == 0)
2738 { 2923 {
2739 free (new_selection_text); 2924 free (new_selection_text);
2740 return; 2925 return;
2741 } 2926 }
2742 2927
2743 // due to MB_MAX_CUR, selection wastage is usually high
2744 if (str - (char *)new_selection_text > 1024)
2745 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2746
2747 R->selection.len = i;
2748 if (R->selection.text)
2749 free (R->selection.text); 2928 free (selection.text);
2750 2929
2751 R->selection.text = new_selection_text; 2930 // we usually allocate much more than necessary, so realloc it smaller again
2931 selection.len = ofs;
2932 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2752 2933
2753 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2934 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2754 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2935 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
2755 rxvt_print_error("can't get primary selection"); 2936 display->set_selection_owner (this);
2756 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2937 else
2757 PropModeReplace, R->selection.text, (int)R->selection.len); 2938 rxvt_warn ("can't get primary selection, ignoring.\n");
2939
2940#if 0
2941 XTextProperty ct;
2942
2943 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2944 {
2945 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2946 XFree (ct.value);
2947 }
2948#endif
2949
2758 R->selection_time = tm; 2950 selection_time = tm;
2759 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len));
2760} 2951}
2761 2952
2762/* ------------------------------------------------------------------------- */ 2953/* ------------------------------------------------------------------------- */
2763/* 2954/*
2764 * Mark or select text based upon number of clicks: 1, 2, or 3 2955 * Mark or select text based upon number of clicks: 1, 2, or 3
2765 * EXT: button 1 press 2956 * EXT: button 1 press
2766 */ 2957 */
2767/* EXTPROTO */
2768void 2958void
2769rxvt_selection_click(pR_ int clicks, int x, int y) 2959rxvt_term::selection_click (int clicks, int x, int y)
2770{ 2960{
2771 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2772
2773 clicks = ((clicks - 1) % 3) + 1; 2961 clicks = ((clicks - 1) % 3) + 1;
2774 R->selection.clicks = clicks; /* save clicks so extend will work */ 2962 selection.clicks = clicks; /* save clicks so extend will work */
2775 2963
2776 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2964 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2965
2777 if (clicks == 2 || clicks == 3) 2966 if (clicks == 2 || clicks == 3)
2778 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2967 selection_extend_colrow (selection.mark.col,
2779 R->selection.mark.row 2968 selection.mark.row + view_start,
2780 + R->TermWin.view_start,
2781 0, /* button 3 */ 2969 0, /* button 3 */
2782 1, /* button press */ 2970 1, /* button press */
2783 0); /* click change */ 2971 0); /* click change */
2784} 2972}
2785 2973
2786/* ------------------------------------------------------------------------- */ 2974/* ------------------------------------------------------------------------- */
2787/* 2975/*
2788 * Mark a selection at the specified col/row 2976 * Mark a selection at the specified col/row
2789 */ 2977 */
2790/* INTPROTO */
2791void 2978void
2792rxvt_selection_start_colrow(pR_ int col, int row) 2979rxvt_term::selection_start_colrow (int col, int row)
2793{ 2980{
2794 R->want_refresh = 1; 2981 want_refresh = 1;
2982
2983 selection.mark.row = row - view_start;
2795 R->selection.mark.col = col; 2984 selection.mark.col = col;
2796 R->selection.mark.row = row - R->TermWin.view_start; 2985
2797 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2986 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);
2798 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2987 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2988
2989 while (selection.mark.col > 0
2990 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2799 MAX_IT(R->selection.mark.col, 0); 2991 --selection.mark.col;
2800 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 2992
2801 2993 if (selection.op)
2802 if (R->selection.op) { /* clear the old selection */ 2994 { /* clear the old selection */
2803 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2995 selection.beg.row = selection.end.row = selection.mark.row;
2804 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2996 selection.beg.col = selection.end.col = selection.mark.col;
2805 } 2997 }
2998
2806 R->selection.op = SELECTION_INIT; 2999 selection.op = SELECTION_INIT;
2807 R->selection.screen = R->current_screen; 3000 selection.screen = current_screen;
2808} 3001}
2809 3002
2810/* ------------------------------------------------------------------------- */ 3003/* ------------------------------------------------------------------------- */
2811/* 3004/*
2812 * Word select: select text for 2 clicks 3005 * Word select: select text for 2 clicks
2813 * We now only find out the boundary in one direction 3006 * We now only find out the boundary in one direction
2814 */ 3007 */
2815 3008
2816/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3009/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2817#define DELIMIT_TEXT(x) \ 3010#define DELIMIT_TEXT(x) \
2818 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3011 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2819#define DELIMIT_REND(x) 1 3012#define DELIMIT_REND(x) 1
2820 3013
2821/* INTPROTO */
2822void 3014void
2823rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3015rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2824{ 3016{
2825 int col, row, dirnadd, tcol, trow, w1, w2; 3017 int col, row, dirnadd, tcol, trow, w1, w2;
2826 row_col_t bound; 3018 row_col_t bound;
2827 text_t *stp; 3019 text_t *stp;
2828 rend_t *srp; 3020 rend_t *srp;
2829 3021
2830 if (dirn == UP) { 3022 if (dirn == UP)
2831 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3023 {
3024 bound.row = - nsaved - 1;
2832 bound.col = 0; 3025 bound.col = 0;
2833 dirnadd = -1; 3026 dirnadd = -1;
2834 } else { 3027 }
2835 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3028 else
3029 {
3030 bound.row = nrow;
2836 bound.col = R->TermWin.ncol - 1; 3031 bound.col = ncol - 1;
2837 dirnadd = 1; 3032 dirnadd = 1;
2838 } 3033 }
2839 row = mark->row + R->TermWin.saveLines; 3034
3035 row = mark->row;
2840 col = mark->col; 3036 col = max (mark->col, 0);
2841 MAX_IT(col, 0); 3037
2842/* find the edge of a word */ 3038 /* find the edge of a word */
2843 stp = &(R->screen.text[row][col]); 3039 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2844 w1 = DELIMIT_TEXT(*stp); 3040 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2845 3041
2846 if (R->selection_style != NEW_SELECT) { 3042 for (;;)
2847 if (w1 == 1) { 3043 {
3044 for (; col != bound.col; col += dirnadd)
3045 {
2848 stp += dirnadd; 3046 stp += dirnadd;
2849 if (DELIMIT_TEXT(*stp) == 1)
2850 goto Old_Word_Selection_You_Die;
2851 col += dirnadd;
2852 }
2853 w1 = 0;
2854 }
2855 srp = (&R->screen.rend[row][col]);
2856 w2 = DELIMIT_REND(*srp);
2857
2858 for (;;) {
2859 for (; col != bound.col; col += dirnadd) {
2860 stp += dirnadd; 3047 srp += dirnadd;
3048
3049 if (*stp == NOCHAR)
3050 continue;
3051
2861 if (DELIMIT_TEXT(*stp) != w1) 3052 if (DELIMIT_TEXT (*stp) != w1)
3053 break;
3054 if (DELIMIT_REND (*srp) != w2)
3055 break;
3056 }
3057
3058 if ((col == bound.col) && (row != bound.row))
3059 {
3060 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3061 {
3062 trow = row + dirnadd;
3063 tcol = dirn == UP ? ncol - 1 : 0;
3064
3065 if (!ROW(trow).t)
2862 break; 3066 break;
2863 srp += dirnadd; 3067
2864 if (DELIMIT_REND(*srp) != w2) 3068 stp = ROW(trow).t + tcol;
3069 srp = ROW(trow).r + tcol;
3070
3071 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2865 break; 3072 break;
2866 } 3073
2867 if ((col == bound.col) && (row != bound.row)) {
2868 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2869 trow = row + dirnadd;
2870 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2871 if (R->screen.text[trow] == NULL)
2872 break;
2873 stp = &(R->screen.text[trow][tcol]);
2874 srp = &(R->screen.rend[trow][tcol]);
2875 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2876 break;
2877 row = trow; 3074 row = trow;
2878 col = tcol; 3075 col = tcol;
2879 continue; 3076 continue;
2880 } 3077 }
2881 } 3078 }
2882 break; 3079 break;
2883 } 3080 }
3081
2884 Old_Word_Selection_You_Die: 3082Old_Word_Selection_You_Die:
2885 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));
2886
2887 if (dirn == DN) 3083 if (dirn == DN)
2888 col++; /* put us on one past the end */ 3084 col++; /* put us on one past the end */
2889 3085
2890/* Poke the values back in */ 3086 /* Poke the values back in */
2891 ret->row = row - R->TermWin.saveLines; 3087 ret->row = row;
2892 ret->col = col; 3088 ret->col = col;
2893} 3089}
2894 3090
2895/* ------------------------------------------------------------------------- */ 3091/* ------------------------------------------------------------------------- */
2896/* 3092/*
2897 * Extend the selection to the specified x/y pixel location 3093 * Extend the selection to the specified x/y pixel location
2898 * EXT: button 3 press; button 1 or 3 drag 3094 * EXT: button 3 press; button 1 or 3 drag
2899 * flag == 0 ==> button 1 3095 * flag == 0 ==> button 1
2900 * flag == 1 ==> button 3 press 3096 * flag == 1 ==> button 3 press
2901 * flag == 2 ==> button 3 motion 3097 * flag == 2 ==> button 3 motion
2902 */ 3098 */
2903/* EXTPROTO */
2904void 3099void
2905rxvt_selection_extend(pR_ int x, int y, int flag) 3100rxvt_term::selection_extend (int x, int y, int flag)
2906{ 3101{
2907 int col, row; 3102 int col = clamp (Pixel2Col (x), 0, ncol);
3103 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2908 3104
2909 col = Pixel2Col(x); 3105 /*
2910 row = Pixel2Row(y);
2911 MAX_IT(row, 0);
2912 MIN_IT(row, (int)R->TermWin.nrow - 1);
2913 MAX_IT(col, 0);
2914 MIN_IT(col, (int)R->TermWin.ncol);
2915#ifndef NO_NEW_SELECTION
2916/*
2917 * If we're selecting characters (single click) then we must check first 3106 * If we're selecting characters (single click) then we must check first
2918 * if we are at the same place as the original mark. If we are then 3107 * if we are at the same place as the original mark. If we are then
2919 * select nothing. Otherwise, if we're to the right of the mark, you have to 3108 * select nothing. Otherwise, if we're to the right of the mark, you have to
2920 * be _past_ a character for it to be selected. 3109 * be _past_ a character for it to be selected.
2921 */ 3110 */
2922 if (R->selection_style != OLD_SELECT) {
2923 if (((R->selection.clicks % 3) == 1) && !flag 3111 if (((selection.clicks % 3) == 1) && !flag
2924 && (col == R->selection.mark.col 3112 && (col == selection.mark.col
2925 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3113 && (row == selection.mark.row + view_start)))
3114 {
2926 /* select nothing */ 3115 /* select nothing */
2927 R->selection.beg.row = R->selection.end.row = 0; 3116 selection.beg.row = selection.end.row = 0;
2928 R->selection.beg.col = R->selection.end.col = 0; 3117 selection.beg.col = selection.end.col = 0;
2929 R->selection.clicks = 4; 3118 selection.clicks = 4;
2930 R->want_refresh = 1; 3119 want_refresh = 1;
2931 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2932 return; 3120 return;
2933 }
2934 } 3121 }
2935#endif 3122
2936 if (R->selection.clicks == 4) 3123 if (selection.clicks == 4)
2937 R->selection.clicks = 1; 3124 selection.clicks = 1;
3125
2938 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3126 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2939 flag == 1 ? 1 : 0, /* ? button press */ 3127 flag == 1 ? 1 : 0, /* ? button press */
2940 0); /* no click change */ 3128 0); /* no click change */
2941} 3129}
2942 3130
2943/* ------------------------------------------------------------------------- */ 3131/* ------------------------------------------------------------------------- */
2944/* 3132/*
2945 * Extend the selection to the specified col/row 3133 * Extend the selection to the specified col/row
2946 */ 3134 */
2947/* INTPROTO */
2948void 3135void
2949rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3136rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
2950{ 3137{
2951 int16_t ncol = R->TermWin.ncol;
2952 int end_col;
2953 row_col_t pos; 3138 row_col_t pos;
2954 enum { 3139 enum {
2955 LEFT, RIGHT 3140 LEFT, RIGHT
2956 } closeto = RIGHT; 3141 } closeto = RIGHT;
2957 3142
2958 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));
2959 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));
2960
2961 R->want_refresh = 1; 3143 want_refresh = 1;
3144
2962 switch (R->selection.op) { 3145 switch (selection.op)
3146 {
2963 case SELECTION_INIT: 3147 case SELECTION_INIT:
2964 CLEAR_SELECTION(R); 3148 CLEAR_SELECTION ();
2965 R->selection.op = SELECTION_BEGIN; 3149 selection.op = SELECTION_BEGIN;
2966 /* FALLTHROUGH */ 3150 /* FALLTHROUGH */
2967 case SELECTION_BEGIN: 3151 case SELECTION_BEGIN:
2968 if (row != R->selection.mark.row || col != R->selection.mark.col 3152 if (row != selection.mark.row || col != selection.mark.col
2969 || (!button3 && buttonpress)) 3153 || (!button3 && buttonpress))
2970 R->selection.op = SELECTION_CONT; 3154 selection.op = SELECTION_CONT;
2971 break; 3155 break;
2972 case SELECTION_DONE: 3156 case SELECTION_DONE:
2973 R->selection.op = SELECTION_CONT; 3157 selection.op = SELECTION_CONT;
2974 /* FALLTHROUGH */ 3158 /* FALLTHROUGH */
2975 case SELECTION_CONT: 3159 case SELECTION_CONT:
2976 break; 3160 break;
2977 case SELECTION_CLEAR: 3161 case SELECTION_CLEAR:
2978 rxvt_selection_start_colrow(aR_ col, row); 3162 selection_start_colrow (col, row);
2979 /* FALLTHROUGH */ 3163 /* FALLTHROUGH */
2980 default: 3164 default:
2981 return; 3165 return;
2982 } 3166 }
3167
2983 if (R->selection.beg.col == R->selection.end.col 3168 if (selection.beg.col == selection.end.col
2984 && R->selection.beg.col != R->selection.mark.col 3169 && selection.beg.col != selection.mark.col
2985 && R->selection.beg.row == R->selection.end.row 3170 && selection.beg.row == selection.end.row
2986 && R->selection.beg.row != R->selection.mark.row) { 3171 && selection.beg.row != selection.mark.row)
3172 {
2987 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3173 selection.beg.col = selection.end.col = selection.mark.col;
2988 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3174 selection.beg.row = selection.end.row = selection.mark.row;
2989 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));
2990 } 3175 }
2991 3176
2992 pos.col = col; 3177 pos.col = col;
2993 pos.row = row; 3178 pos.row = row - view_start;
2994 3179
2995 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3180 /*
2996 3181 * This is mainly xterm style selection with a couple of differences, mainly
2997#ifndef NO_OLD_SELECTION 3182 * in the way button3 drag extension works.
2998/* 3183 * We're either doing: button1 drag; button3 press; or button3 drag
2999 * This mimics some of the selection behaviour of version 2.20 and before. 3184 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3000 * There are no ``selection modes'', button3 is always character extension. 3185 * is always at the left/right edge of the selection.
3001 * Note: button3 drag is always available, c.f. v2.20 3186 * b) button3 press: extend/contract character/word/line at whichever edge of
3002 * Selection always terminates (left or right as appropriate) at the mark. 3187 * the selection we are closest to.
3188 * c) button3 drag : extend/contract character/word/line - we select around
3189 * a point/word/line which is either the start or end of the selection
3190 * and it was decided by whichever point/word/line was `fixed' at the
3191 * time of the most recent button3 press
3003 */ 3192 */
3004 if (R->selection_style == OLD_SELECT) { 3193 if (button3 && buttonpress)
3005 if (R->selection.clicks == 1 || button3) { 3194 { /* button3 press */
3006 if (R->hate_those_clicks) { 3195 /*
3007 R->hate_those_clicks = 0; 3196 * first determine which edge of the selection we are closest to
3008 if (R->selection.clicks == 1) { 3197 */
3009 R->selection.beg.row = R->selection.mark.row; 3198 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3010 R->selection.beg.col = R->selection.mark.col; 3199 || (!ROWCOL_IS_AFTER (pos, selection.end)
3011 } else { 3200 && (((pos.col - selection.beg.col)
3201 + ((pos.row - selection.beg.row) * ncol))
3202 < ((selection.end.col - pos.col)
3203 + ((selection.end.row - pos.row) * ncol)))))
3204 closeto = LEFT;
3205
3206 if (closeto == LEFT)
3207 {
3208 selection.beg.row = pos.row;
3209 selection.beg.col = pos.col;
3210 selection.mark.row = selection.end.row;
3211 selection.mark.col = selection.end.col - (selection.clicks == 2);
3212 }
3213 else
3214 {
3215 selection.end.row = pos.row;
3216 selection.end.col = pos.col;
3012 R->selection.mark.row = R->selection.beg.row; 3217 selection.mark.row = selection.beg.row;
3013 R->selection.mark.col = R->selection.beg.col; 3218 selection.mark.col = selection.beg.col;
3219 }
3220 }
3221 else
3222 { /* button1 drag or button3 drag */
3223 if (ROWCOL_IS_AFTER (selection.mark, pos))
3224 {
3225 if (selection.mark.row == selection.end.row
3226 && selection.mark.col == selection.end.col
3227 && clickchange
3228 && selection.clicks == 2)
3229 selection.mark.col--;
3230
3231 selection.beg.row = pos.row;
3232 selection.beg.col = pos.col;
3233 selection.end.row = selection.mark.row;
3234 selection.end.col = selection.mark.col + (selection.clicks == 2);
3235 }
3236 else
3237 {
3238 selection.beg.row = selection.mark.row;
3239 selection.beg.col = selection.mark.col;
3240 selection.end.row = pos.row;
3241 selection.end.col = pos.col;
3242 }
3243 }
3244
3245 if (selection.clicks == 1)
3246 {
3247 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3248 && !ROW(selection.beg.row).is_longer ()
3249#if ENABLE_FRILLS
3250 && !selection.rect
3251#endif
3252 )
3253 selection.beg.col = ncol;
3254
3255 if (
3256 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3257 && !ROW(selection.end.row).is_longer ()
3258#if ENABLE_FRILLS
3259 && !selection.rect
3260#endif
3261 )
3262 selection.end.col = ncol;
3263 }
3264 else if (selection.clicks == 2)
3265 {
3266 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3267 selection.end.col--;
3268
3269 selection_delimit_word (UP, &selection.beg, &selection.beg);
3270 selection_delimit_word (DN, &selection.end, &selection.end);
3271 }
3272 else if (selection.clicks == 3)
3273 {
3274#if ENABLE_FRILLS
3275 if (options & Opt_tripleclickwords)
3276 {
3277 selection_delimit_word (UP, &selection.beg, &selection.beg);
3278
3279 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3280 {
3281 if (!ROW(end_row).is_longer ())
3282 {
3283 selection.end.row = end_row;
3284 selection.end.col = ROW(end_row).l;
3285 selection_remove_trailing_spaces ();
3286 break;
3014 } 3287 }
3015 } 3288 }
3016 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3017 R->selection.end.row = R->selection.mark.row;
3018 R->selection.end.col = R->selection.mark.col + 1;
3019 R->selection.beg.row = pos.row;
3020 R->selection.beg.col = pos.col;
3021 } else {
3022 R->selection.beg.row = R->selection.mark.row;
3023 R->selection.beg.col = R->selection.mark.col;
3024 R->selection.end.row = pos.row;
3025 R->selection.end.col = pos.col + 1;
3026 } 3289 }
3027 } else if (R->selection.clicks == 2) { 3290 else
3028 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3291#endif
3029 &(R->selection.beg)); 3292 {
3030 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3293 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3031 &(R->selection.end)); 3294 selection.mark.col++;
3032 R->hate_those_clicks = 1; 3295
3033 } else if (R->selection.clicks == 3) {
3034 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3035 R->selection.beg.col = 0; 3296 selection.beg.col = 0;
3036 R->selection.end.col = ncol; 3297 selection.end.col = ncol;
3037 R->hate_those_clicks = 1; 3298
3038 } 3299 // select a complete logical line
3039 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)); 3300 while (selection.beg.row > -saveLines
3040 return; 3301 && ROW(selection.beg.row - 1).is_longer ())
3041 } 3302 selection.beg.row--;
3042#endif /* ! NO_OLD_SELECTION */ 3303
3043#ifndef NO_NEW_SELECTION 3304 while (selection.end.row < nrow
3044/* selection_style must not be OLD_SELECT to get here */ 3305 && ROW(selection.end.row).is_longer ())
3045/* 3306 selection.end.row++;
3046 * This is mainly xterm style selection with a couple of differences, mainly
3047 * in the way button3 drag extension works.
3048 * We're either doing: button1 drag; button3 press; or button3 drag
3049 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3050 * is always at the left/right edge of the R->selection.
3051 * b) button3 press: extend/contract character/word/line at whichever edge of
3052 * the selection we are closest to.
3053 * c) button3 drag : extend/contract character/word/line - we select around
3054 * a point/word/line which is either the start or end of the selection
3055 * and it was decided by whichever point/word/line was `fixed' at the
3056 * time of the most recent button3 press
3057 */
3058 if (button3 && buttonpress) { /* button3 press */
3059 /* 3307 }
3060 * first determine which edge of the selection we are closest to 3308 }
3061 */ 3309
3062 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3310 if (button3 && buttonpress)
3063 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3311 { /* mark may need to be changed */
3064 && (((pos.col - R->selection.beg.col)
3065 + ((pos.row - R->selection.beg.row) * ncol))
3066 < ((R->selection.end.col - pos.col)
3067 + ((R->selection.end.row - pos.row) * ncol)))))
3068 closeto = LEFT;
3069 if (closeto == LEFT) { 3312 if (closeto == LEFT)
3070 R->selection.beg.row = pos.row; 3313 {
3071 R->selection.beg.col = pos.col;
3072 R->selection.mark.row = R->selection.end.row; 3314 selection.mark.row = selection.end.row;
3073 R->selection.mark.col = R->selection.end.col 3315 selection.mark.col = selection.end.col - (selection.clicks == 2);
3074 - (R->selection.clicks == 2); 3316 }
3075 } else { 3317 else
3076 R->selection.end.row = pos.row; 3318 {
3077 R->selection.end.col = pos.col;
3078 R->selection.mark.row = R->selection.beg.row; 3319 selection.mark.row = selection.beg.row;
3079 R->selection.mark.col = R->selection.beg.col; 3320 selection.mark.col = selection.beg.col;
3080 }
3081 } else { /* button1 drag or button3 drag */
3082 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3083 if ((R->selection.mark.row == R->selection.end.row)
3084 && (R->selection.mark.col == R->selection.end.col)
3085 && clickchange && R->selection.clicks == 2)
3086 R->selection.mark.col--;
3087 R->selection.beg.row = pos.row;
3088 R->selection.beg.col = pos.col;
3089 R->selection.end.row = R->selection.mark.row;
3090 R->selection.end.col = R->selection.mark.col
3091 + (R->selection.clicks == 2);
3092 } else {
3093 R->selection.beg.row = R->selection.mark.row;
3094 R->selection.beg.col = R->selection.mark.col;
3095 R->selection.end.row = pos.row;
3096 R->selection.end.col = pos.col;
3097 }
3098 }
3099
3100 if (R->selection.clicks == 1) {
3101 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3102 if (end_col != -1 && R->selection.beg.col > end_col) {
3103#if 1
3104 R->selection.beg.col = ncol;
3105#else
3106 if (R->selection.beg.row != R->selection.end.row)
3107 R->selection.beg.col = ncol;
3108 else
3109 R->selection.beg.col = R->selection.mark.col;
3110#endif
3111 }
3112 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3113 if (end_col != -1 && R->selection.end.col > end_col)
3114 R->selection.end.col = ncol;
3115
3116 } else if (R->selection.clicks == 2) {
3117 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3118 R->selection.end.col--;
3119 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3120 &(R->selection.beg));
3121 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3122 &(R->selection.end));
3123 } else if (R->selection.clicks == 3) {
3124#ifndef NO_FRILLS
3125 if ((R->Options & Opt_tripleclickwords)) {
3126 int end_row;
3127
3128 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3129 &(R->selection.beg));
3130 end_row = R->screen.tlen[R->selection.mark.row
3131 + R->TermWin.saveLines];
3132 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3133 end_row++) {
3134 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3135 if (end_col != -1) {
3136 R->selection.end.row = end_row;
3137 R->selection.end.col = end_col;
3138 rxvt_selection_remove_trailing_spaces(aR);
3139 break;
3140 }
3141 }
3142 } else
3143#endif
3144 { 3321 }
3145 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3146 R->selection.mark.col++;
3147 R->selection.beg.col = 0;
3148 R->selection.end.col = ncol;
3149 }
3150 } 3322 }
3151 if (button3 && buttonpress) { /* mark may need to be changed */
3152 if (closeto == LEFT) {
3153 R->selection.mark.row = R->selection.end.row;
3154 R->selection.mark.col = R->selection.end.col
3155 - (R->selection.clicks == 2);
3156 } else {
3157 R->selection.mark.row = R->selection.beg.row;
3158 R->selection.mark.col = R->selection.beg.col;
3159 }
3160 }
3161 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));
3162#endif /* ! NO_NEW_SELECTION */
3163}
3164 3323
3165#ifndef NO_FRILLS 3324#if ENABLE_FRILLS
3166/* INTPROTO */ 3325 if (selection.rect && selection.beg.col > selection.end.col)
3326 ::swap (selection.beg.col, selection.end.col);
3327#endif
3328}
3329
3330#if ENABLE_FRILLS
3167void 3331void
3168rxvt_selection_remove_trailing_spaces(pR) 3332rxvt_term::selection_remove_trailing_spaces ()
3169{ 3333{
3170 int32_t end_col, end_row; 3334 int32_t end_col, end_row;
3171 text_t *stp; 3335 text_t *stp;
3172 3336
3173 end_col = R->selection.end.col; 3337 end_col = selection.end.col;
3174 end_row = R->selection.end.row; 3338 end_row = selection.end.row;
3339
3175 for ( ; end_row >= R->selection.beg.row; ) { 3340 for (; end_row >= selection.beg.row; )
3176 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3341 {
3342 stp = ROW(end_row).t;
3343
3177 while (--end_col >= 0) { 3344 while (--end_col >= 0)
3178 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3179 break;
3180 } 3345 {
3181 if (end_col >= 0 3346 if (stp[end_col] != ' '
3182 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3347 && stp[end_col] != '\t'
3183 R->selection.end.col = end_col + 1; 3348 && stp[end_col] != NOCHAR)
3184 R->selection.end.row = end_row;
3185 break; 3349 break;
3186 } 3350 }
3351
3352 if (end_col >= 0
3353 || !ROW(end_row - 1).is_longer ())
3354 {
3355 selection.end.col = end_col + 1;
3356 selection.end.row = end_row;
3357 break;
3358 }
3359
3187 end_row--; 3360 end_row--;
3188 end_col = R->TermWin.ncol; 3361 end_col = ncol;
3189 } 3362 }
3363
3190 if (R->selection.mark.row > R->selection.end.row) { 3364 if (selection.mark.row > selection.end.row)
3365 {
3191 R->selection.mark.row = R->selection.end.row; 3366 selection.mark.row = selection.end.row;
3192 R->selection.mark.col = R->selection.end.col; 3367 selection.mark.col = selection.end.col;
3368 }
3193 } else if (R->selection.mark.row == R->selection.end.row 3369 else if (selection.mark.row == selection.end.row
3194 && R->selection.mark.col > R->selection.end.col) 3370 && selection.mark.col > selection.end.col)
3195 R->selection.mark.col = R->selection.end.col; 3371 selection.mark.col = selection.end.col;
3196} 3372}
3197#endif 3373#endif
3198 3374
3199/* ------------------------------------------------------------------------- */ 3375/* ------------------------------------------------------------------------- */
3200/* 3376/*
3201 * Double click on button 3 when already selected 3377 * Double click on button 3 when already selected
3202 * EXT: button 3 double click 3378 * EXT: button 3 double click
3203 */ 3379 */
3204/* EXTPROTO */
3205void 3380void
3206rxvt_selection_rotate(pR_ int x, int y) 3381rxvt_term::selection_rotate (int x, int y)
3207{ 3382{
3208 R->selection.clicks = R->selection.clicks % 3 + 1; 3383 selection.clicks = selection.clicks % 3 + 1;
3209 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3384 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3210} 3385}
3211
3212/* ------------------------------------------------------------------------- */
3213/*
3214 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3215 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3216 * the X11 protocol.
3217 */
3218typedef CARD32 Atom32;
3219 3386
3220/* ------------------------------------------------------------------------- */ 3387/* ------------------------------------------------------------------------- */
3221/* 3388/*
3222 * Respond to a request for our current selection 3389 * Respond to a request for our current selection
3223 * EXT: SelectionRequest 3390 * EXT: SelectionRequest
3224 */ 3391 */
3225/* EXTPROTO */
3226void 3392void
3227rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3393rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3228{ 3394{
3229 XSelectionEvent ev; 3395 XSelectionEvent ev;
3230#ifdef USE_XIM 3396 dDisp;
3397
3398 ev.type = SelectionNotify;
3399 ev.property = None;
3400 ev.display = rq.display;
3401 ev.requestor = rq.requestor;
3402 ev.selection = rq.selection;
3403 ev.target = rq.target;
3404 ev.time = rq.time;
3405
3406 if (rq.target == xa[XA_TARGETS])
3407 {
3231 Atom32 target_list[4]; 3408 Atom target_list[6];
3409 Atom *target = target_list;
3410
3411 *target++ = xa[XA_TARGETS];
3412 *target++ = xa[XA_TIMESTAMP];
3413 *target++ = XA_STRING;
3414 *target++ = xa[XA_TEXT];
3415 *target++ = xa[XA_COMPOUND_TEXT];
3416#if X_HAVE_UTF8_STRING
3417 *target++ = xa[XA_UTF8_STRING];
3418#endif
3419
3420 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3421 32, PropModeReplace,
3422 (unsigned char *)target_list, target - target_list);
3423 ev.property = rq.property;
3424 }
3425#if TODO // TODO
3426 else if (rq.target == xa[XA_MULTIPLE])
3427 {
3428 /* TODO: Handle MULTIPLE */
3429 }
3430#endif
3431 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3432 {
3433 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3434 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3435 ev.property = rq.property;
3436 }
3437 else if (rq.target == XA_STRING
3438 || rq.target == xa[XA_TEXT]
3439 || rq.target == xa[XA_COMPOUND_TEXT]
3440 || rq.target == xa[XA_UTF8_STRING]
3441 )
3442 {
3443 XTextProperty ct;
3444 Atom target = rq.target;
3445 short freect = 0;
3446 int selectlen;
3447 wchar_t *cl;
3448 enum {
3449 enc_string = XStringStyle,
3450 enc_text = XStdICCTextStyle,
3451 enc_compound_text = XCompoundTextStyle,
3452#ifdef X_HAVE_UTF8_STRING
3453 enc_utf8 = XUTF8StringStyle,
3232#else 3454#else
3233 Atom32 target_list[3]; 3455 enc_utf8 = -1,
3234#endif 3456#endif
3235 Atom target; 3457 } style;
3236 XTextProperty ct;
3237 XICCEncodingStyle style;
3238 char *cl[2], dummy[1];
3239 3458
3240 ev.type = SelectionNotify;
3241 ev.property = None;
3242 ev.display = rq->display;
3243 ev.requestor = rq->requestor;
3244 ev.selection = rq->selection;
3245 ev.target = rq->target;
3246 ev.time = rq->time;
3247
3248 if (rq->target == R->xa[XA_TARGETS]) {
3249 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3250 target_list[1] = (Atom32) XA_STRING;
3251 target_list[2] = (Atom32) R->xa[XA_TEXT];
3252#ifdef USE_XIM
3253 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3254#endif
3255 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3256 (8 * sizeof(target_list[0])), PropModeReplace,
3257 (unsigned char *)target_list,
3258 (sizeof(target_list) / sizeof(target_list[0])));
3259 ev.property = rq->property;
3260 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3261 /* TODO: Handle MULTIPLE */
3262 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3263 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3264 (8 * sizeof(Time)), PropModeReplace,
3265 (unsigned char *)&R->selection_time, 1);
3266 ev.property = rq->property;
3267 } else if (rq->target == XA_STRING
3268 || rq->target == R->xa[XA_COMPOUND_TEXT]
3269 || rq->target == R->xa[XA_TEXT]) {
3270#ifdef USE_XIM
3271 short freect = 0;
3272#endif
3273 int selectlen;
3274
3275#ifdef USE_XIM
3276 if (rq->target != XA_STRING) { 3459 if (target == XA_STRING)
3460 // we actually don't do XA_STRING, but who cares, as i18n clients
3461 // will ask for another format anyways.
3462 style = enc_string;
3463 else if (target == xa[XA_TEXT])
3464 style = enc_text;
3465 else if (target == xa[XA_COMPOUND_TEXT])
3466 style = enc_compound_text;
3467#if ENABLE_FRILLS
3468 else if (target == xa[XA_UTF8_STRING])
3469 style = enc_utf8;
3470#endif
3471 else
3472 {
3277 target = R->xa[XA_COMPOUND_TEXT]; 3473 target = xa[XA_COMPOUND_TEXT];
3278 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3474 style = enc_compound_text;
3279 ? XCompoundTextStyle : XStdICCTextStyle;
3280 } else
3281#endif
3282 { 3475 }
3283 target = XA_STRING; 3476
3284 style = XStringStyle; 3477 if (selection.text)
3285 } 3478 {
3286 if (R->selection.text) {
3287 cl[0] = (char *)R->selection.text; 3479 cl = selection.text;
3288 selectlen = R->selection.len; 3480 selectlen = selection.len;
3481 }
3289 } else { 3482 else
3290 cl[0] = dummy; 3483 {
3291 *dummy = '\0'; 3484 cl = L"";
3292 selectlen = 0; 3485 selectlen = 0;
3486 }
3487
3488#if ENABLE_FRILLS
3489 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3490 // so recode it manually
3491 if (style == enc_utf8)
3293 } 3492 {
3294#ifdef USE_XIM
3295 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3296 == Success) /* if we failed to convert then send it raw */
3297 freect = 1; 3493 freect = 1;
3494 ct.encoding = target;
3495 ct.format = 8;
3496 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3497 ct.nitems = strlen ((char *)ct.value);
3498 }
3298 else 3499 else
3299#endif 3500#endif
3501 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3502 freect = 1;
3503 else
3300 { 3504 {
3505 /* if we failed to convert then send it raw */
3301 ct.value = (unsigned char *)cl[0]; 3506 ct.value = (unsigned char *)cl;
3302 ct.nitems = selectlen; 3507 ct.nitems = selectlen;
3508 ct.encoding = target;
3303 } 3509 }
3510
3304 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3511 XChangeProperty (disp, rq.requestor, rq.property,
3305 target, 8, PropModeReplace, 3512 ct.encoding, 8, PropModeReplace,
3306 ct.value, (int)ct.nitems); 3513 ct.value, (int)ct.nitems);
3307 ev.property = rq->property; 3514 ev.property = rq.property;
3308#ifdef USE_XIM 3515
3309 if (freect) 3516 if (freect)
3310 XFree(ct.value); 3517 XFree (ct.value);
3311#endif
3312 } 3518 }
3519
3313 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3520 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3314} 3521}
3315 3522
3316/* ------------------------------------------------------------------------- * 3523/* ------------------------------------------------------------------------- *
3317 * MOUSE ROUTINES * 3524 * MOUSE ROUTINES *
3318 * ------------------------------------------------------------------------- */ 3525 * ------------------------------------------------------------------------- */
3319 3526
3320/* 3527/*
3321 * return col/row values corresponding to x/y pixel values 3528 * return col/row values corresponding to x/y pixel values
3322 */ 3529 */
3323/* EXTPROTO */
3324void 3530void
3325rxvt_pixel_position(pR_ int *x, int *y) 3531rxvt_term::pixel_position (int *x, int *y)
3326{ 3532{
3327 *x = Pixel2Col(*x); 3533 *x = Pixel2Col (*x);
3328/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3534 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3329 *y = Pixel2Row(*y); 3535 *y = Pixel2Row (*y);
3330/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3536 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3331} 3537}
3538
3332/* ------------------------------------------------------------------------- */ 3539/* ------------------------------------------------------------------------- */
3333#ifdef USE_XIM 3540#ifdef USE_XIM
3334/* EXTPROTO */
3335void 3541void
3336rxvt_setPosition(pR_ XPoint *pos) 3542rxvt_term::im_set_position (XPoint &pos)
3337{ 3543{
3338 XWindowAttributes xwa; 3544 XWindowAttributes xwa;
3339 3545
3340 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa); 3546 XGetWindowAttributes (display->display, vt, &xwa);
3341 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x; 3547
3342 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y 3548 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3343 - R->TermWin.lineSpace; 3549 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3344} 3550}
3345#endif 3551#endif
3346/* ------------------------------------------------------------------------- */ 3552
3347 3553#if ENABLE_OVERLAY
3554void
3555rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3556{
3557 if (nrow < 3 || ncol < 3)
3558 return;
3559
3560 want_refresh = 1;
3561
3562 scr_overlay_off ();
3563
3564 if (x < 0) x = ncol - w;
3565 if (y < 0) y = nrow - h;
3566
3567 // make space for border
3568 w += 2; min_it (w, ncol);
3569 h += 2; min_it (h, nrow);
3570
3571 x -= 1; clamp_it (x, 0, ncol - w);
3572 y -= 1; clamp_it (y, 0, nrow - h);
3573
3574 ov_x = x; ov_y = y;
3575 ov_w = w; ov_h = h;
3576
3577 ov_text = new text_t *[h];
3578 ov_rend = new rend_t *[h];
3579
3580 for (y = 0; y < h; y++)
3581 {
3582 text_t *tp = ov_text[y] = new text_t[w];
3583 rend_t *rp = ov_rend[y] = new rend_t[w];
3584
3585 text_t t0, t1, t2;
3586 rend_t r = OVERLAY_RSTYLE;
3587
3588 if (y == 0)
3589 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3590 else if (y < h - 1)
3591 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3592 else
3593 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3594
3595 *tp++ = t0;
3596 *rp++ = r;
3597
3598 for (x = w - 2; x > 0; --x)
3599 {
3600 *tp++ = t1;
3601 *rp++ = r;
3602 }
3603
3604 *tp = t2;
3605 *rp = r;
3606 }
3607}
3608
3609void
3610rxvt_term::scr_overlay_off ()
3611{
3612 if (!ov_text)
3613 return;
3614
3615 want_refresh = 1;
3616
3617 for (int y = 0; y < ov_h; y++)
3618 {
3619 delete [] ov_text[y];
3620 delete [] ov_rend[y];
3621 }
3622
3623 delete [] ov_text; ov_text = 0;
3624 delete [] ov_rend; ov_rend = 0;
3625}
3626
3627void
3628rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)
3629{
3630 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3631 return;
3632
3633 x++, y++;
3634
3635 ov_text[y][x] = text;
3636 ov_rend[y][x] = rend;
3637}
3638
3639void
3640rxvt_term::scr_overlay_set (int x, int y, const char *s)
3641{
3642 while (*s)
3643 scr_overlay_set (x++, y, *s++);
3644}
3645
3646void
3647rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3648{
3649 while (*s)
3650 {
3651 text_t t = *s++;
3652 int width = wcwidth (t);
3653
3654 while (width--)
3655 {
3656 scr_overlay_set (x++, y, t);
3657 t = NOCHAR;
3658 }
3659 }
3660}
3661
3662void
3663rxvt_term::scr_swap_overlay ()
3664{
3665 if (!ov_text)
3666 return;
3667
3668 // swap screen mem with overlay
3669 for (int y = ov_h; y--; )
3670 {
3671 text_t *t1 = ov_text[y];
3672 rend_t *r1 = ov_rend[y];
3673
3674 text_t *t2 = ROW(y - view_start).t + ov_x;
3675 rend_t *r2 = ROW(y - view_start).r + ov_x;
3676
3677 for (int x = ov_w; x--; )
3678 {
3679 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3680 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3681 }
3682 }
3683}
3684
3685#endif
3348/* ------------------------------------------------------------------------- * 3686/* ------------------------------------------------------------------------- */
3349 * DEBUG ROUTINES *
3350 * ------------------------------------------------------------------------- */
3351#if 0
3352/* INTPROTO */
3353void
3354rxvt_debug_colors(void)
3355{
3356 int color;
3357 const char *name[] = {
3358 "fg", "bg",
3359 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3360 };
3361 3687
3362 fprintf(stderr, "Color ( ");
3363 if (R->rstyle & RS_RVid)
3364 fprintf(stderr, "rvid ");
3365 if (R->rstyle & RS_Bold)
3366 fprintf(stderr, "bold ");
3367 if (R->rstyle & RS_Blink)
3368 fprintf(stderr, "blink ");
3369 if (R->rstyle & RS_Uline)
3370 fprintf(stderr, "uline ");
3371 fprintf(stderr, "): ");
3372
3373 color = GET_FGCOLOR(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 on ", name[color]);
3381
3382 color = GET_BGCOLOR(R->rstyle);
3383#ifndef NO_BRIGHTCOLOR
3384 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3385 color -= (minBrightCOLOR - minCOLOR);
3386 fprintf(stderr, "bright ");
3387 }
3388#endif
3389 fprintf(stderr, "%s\n", name[color]);
3390}
3391#endif

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