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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.5 by pcg, Thu Nov 27 16:49:45 2003 UTC vs.
Revision 1.188 by root, Thu Dec 22 00:07:47 2005 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.5 2003/11/27 16:49:45 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#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
48#define TABSIZE 8 /* default tab size */ 45#define TABSIZE 8 /* default tab size */
49 46
50/* ------------------------------------------------------------------------- * 47/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 49 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 50#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 51 if (options & Opt_scrollTtyOutput) \
55 (R)->TermWin.view_start = 0 52 view_start = 0
56#define CLEAR_SELECTION(R) \ 53#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 54 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 56#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 57 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 58 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 59 = selection.end.row = selection.end.col = 0
63 60
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 62 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 64 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 66 (((A) == (C)) && ((B) > (D)))
70#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) \
71 (((A) == (C)) && ((B) >= (D))) 68 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 70 (((A) == (C)) && ((B) < (D)))
74#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) \
75 (((A) == (C)) && ((B) <= (D))) 72 (((A) == (C)) && ((B) <= (D)))
76 73
77/* these must be row_col_t */ 74/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 75#define ROWCOL_IS_AFTER(X, Y) \
79 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)
80#define ROWCOL_IS_BEFORE(X, Y) \ 77#define ROWCOL_IS_BEFORE(X, Y) \
81 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)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 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)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 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)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
87 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)
88#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
89 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)
90 87
91/* 88/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row> 89 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
94 * 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
95 */ 92 */
96#define drawBuffer (R->TermWin.vt) 93#define drawBuffer vt
97 94
98#define CLEAR_ROWS(row, num) \ 95#define CLEAR_ROWS(row, num) \
99 if (R->TermWin.mapped) \ 96 if (mapped) \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \ 97 XClearArea (display->display, drawBuffer, 0, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \ 98 Row2Pixel (row), (unsigned int)width, \
102 (unsigned int)Height2Pixel(num), False) 99 (unsigned int)Height2Pixel (num), False)
103 100
104#define CLEAR_CHARS(x, y, num) \ 101#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \ 102 if (mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \ 103 XClearArea (display->display, drawBuffer, x, y, \
107 (unsigned int)Width2Pixel(num), \ 104 (unsigned int)Width2Pixel (num), \
108 (unsigned int)Height2Pixel(1), False) 105 (unsigned int)Height2Pixel (1), False)
109 106
110#define ERASE_ROWS(row, num) \ 107#define ERASE_ROWS(row, num) \
111 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \ 108 XFillRectangle (display->display, drawBuffer, gc, \
112 R->TermWin.int_bwidth, Row2Pixel(row), \ 109 0, Row2Pixel (row), \
113 (unsigned int)R->TermWin.width, \ 110 (unsigned int)width, \
114 (unsigned int)Height2Pixel(num)) 111 (unsigned int)Height2Pixel (num))
115 112
116/* ------------------------------------------------------------------------- * 113/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 114 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 115 * ------------------------------------------------------------------------- */
116
119/* Fill part/all of a line with blanks. */ 117/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 118void
122rxvt_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)
123{ 120{
121 if (!l.t)
122 {
123 lalloc (l);
124 col = 0;
125 width = ncol;
126 }
127
124 efs &= ~RS_baseattrMask; 128 efs &= ~RS_baseattrMask;
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 129 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 130
131 text_t *et = l.t + col;
132 rend_t *er = l.r + col;
133
127 while (width--) 134 while (width--)
128 { 135 {
129 *et++ = ' '; 136 *et++ = ' ';
130 *er++ = efs; 137 *er++ = efs;
131 } 138 }
132} 139}
133 140
134/* ------------------------------------------------------------------------- */ 141/* ------------------------------------------------------------------------- */
135/* 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 */
136/* INTPROTO */
137void 143void
138rxvt_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)
139{ 145{
140 int width = R->TermWin.ncol; 146 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142
143#ifdef DEBUG_STRICT
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
145#endif
146 if (tp[row] == NULL) {
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width);
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width);
149 }
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs);
151} 147}
152 148
153/* ------------------------------------------------------------------------- * 149/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 150 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 151 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 152
157void 153void
158rxvt_scr_reset(pR) 154rxvt_term::scr_reset ()
159{ 155{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 156#if ENABLE_OVERLAY
161 total_rows, prev_total_rows; 157 scr_overlay_off ();
162 unsigned int p, q; 158#endif
163 int k;
164 rend_t setrstyle;
165 159
166 D_SCREEN((stderr, "rxvt_scr_reset()")); 160 view_start = 0;
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R);
170 R->num_scr = 0; 161 num_scr = 0;
171 162
172 prev_ncol = R->prev_ncol; 163 if (ncol == 0)
173 prev_nrow = R->prev_nrow; 164 ncol = 80;
174 if (R->TermWin.ncol == 0) 165
175 R->TermWin.ncol = 80; 166 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 167 nrow = 24;
177 R->TermWin.nrow = 24; 168
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 169 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 170 return;
182 171
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
183 R->want_refresh = 1; 181 want_refresh = 1;
184 182
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 183 int prev_total_rows = prev_nrow + saveLines;
184 total_rows = nrow + saveLines;
187 185
188 R->screen.tscroll = 0; 186 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 187 screen.bscroll = nrow - 1;
190 188
191 if (prev_nrow == 0) { 189 if (!row_buf)
192/* 190 {
191 /*
193 * 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
194 * 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
195 */ 194 */
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 195 nsaved = 0; /* no saved lines */
197 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 196 term_start = 0;
198 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 197
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 198 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 199 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 200
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 201 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 202 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 203 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 204 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208 205
209 for (p = 0; p < nrow; p++) { 206 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines;
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
212 q, DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
214 p, DEFAULT_RSTYLE);
215 R->screen.tlen[q] = R->swap.tlen[p] = 0;
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
217 p, DEFAULT_RSTYLE);
218 } 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
219 MEMSET(R->charsets, 'B', sizeof(R->charsets)); 213 memset (charsets, 'B', sizeof (charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->rstyle = DEFAULT_RSTYLE; 214 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 215 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 216 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 217 screen.charset = 0;
225 R->current_screen = PRIMARY; 218 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 219 scr_cursor (SAVE);
220
227#if NSCREENS 221#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 222 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 223 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 224 swap.charset = 0;
231 R->current_screen = SECONDARY; 225 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 226 scr_cursor (SAVE);
233 R->current_screen = PRIMARY; 227 current_screen = PRIMARY;
234#endif 228#endif
229
235 R->selection.text = NULL; 230 selection.text = NULL;
236 R->selection.len = 0; 231 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 232 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 233 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 234 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 235 CLEAR_ALL_SELECTION ();
241 R->rvideo = 0; 236 rvideo = 0;
242 237 }
243 } else { 238 else
244/* 239 {
240 /*
245 * B1: add or delete rows as appropriate 241 * add or delete rows as appropriate
246 */ 242 */
247 setrstyle = DEFAULT_RSTYLE;
248 243
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
249 if (nrow < prev_nrow) { 248 if (nrow < prev_nrow)
250 /* delete rows */ 249 {
251 k = min(R->TermWin.nscrolled, prev_nrow - nrow);
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
253 for (p = nrow; p < prev_nrow; p++) { 250 for (int row = nrow; row < prev_nrow; row++)
254 q = p + R->TermWin.saveLines; 251 {
255 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 // re-wrap lines, this is rather ugly, possibly because I am too dumb
277 // to come up with a lean and mean algorithm.
278
279 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
280 int pend = MOD (term_start - nsaved , prev_total_rows);
281 int q = total_rows; // rewrapped row
282
283 while (p != pend && q > 0)
284 {
285 p = MOD (p - 1, prev_total_rows);
256#ifdef DEBUG_STRICT 286#ifdef DEBUG_STRICT
257 assert(R->screen.rend[q]); 287 assert (old_buf [MOD (p, prev_total_rows)].t);
258#endif 288#endif
259 free(R->screen.text[q]); 289
260 free(R->screen.rend[q]); 290 int llen = old_buf [MOD (p, prev_total_rows)].l;
291
292 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 } 293 {
262 if (R->swap.text[p]) { 294 p = MOD (p - 1, prev_total_rows);
263#ifdef DEBUG_STRICT 295
264 assert(R->swap.rend[p]); 296 llen += prev_ncol;
265#endif
266 free(R->swap.text[p]);
267 free(R->swap.rend[p]);
268 }
269#ifdef DEBUG_STRICT
270 assert(R->drawn_text[p] && R->drawn_rend[p]);
271#endif
272 free(R->drawn_text[p]);
273 free(R->drawn_rend[p]);
274 } 297 }
275 /* we have fewer rows so fix up cursor position */
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1);
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1);
278 298
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 299 int qlines = max (0, (llen - 1) / ncol) + 1;
280 300
281 } else if (nrow > prev_nrow) { 301 // drop partial lines completely
282 /* add rows */ 302 if (q < qlines)
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 303 break;
284 304
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 305 q -= qlines;
286 for (p = prev_total_rows; p < total_rows; p++) { 306
287 R->screen.tlen[p] = 0; 307 int lofs = 0;
288 R->screen.text[p] = NULL; 308 line_t *qline;
289 R->screen.rend[p] = NULL; 309
310 // re-assemble the full line by destination lines
311 for (int qrow = q; qlines--; qrow++)
290 } 312 {
291 for (p = prev_total_rows; p < total_rows - k; p++) 313 qline = row_buf + qrow;
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 314 lalloc (*qline);
293 p, setrstyle); 315 qline->set_is_longer ();
294 for (p = prev_nrow; p < nrow; p++) { 316
295 R->swap.tlen[p] = 0; 317 int qcol = 0;
296 R->swap.text[p] = NULL; 318
297 R->swap.rend[p] = NULL; 319 // fill a single destination line
298 R->drawn_text[p] = NULL; 320 while (lofs < llen && qcol < ncol)
299 R->drawn_rend[p] = NULL;
300 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
301 p, setrstyle);
302 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
303 p, setrstyle);
304 } 321 {
305 if (k > 0) { 322 int prow = lofs / prev_ncol;
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1);
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 }
311#ifdef DEBUG_STRICT
312 assert(R->screen.cur.row < R->TermWin.nrow);
313 assert(R->swap.cur.row < R->TermWin.nrow);
314#else /* drive with your eyes closed */
315 MIN_IT(R->screen.cur.row, nrow - 1);
316 MIN_IT(R->swap.cur.row, nrow - 1);
317#endif
318 }
319/* B2: resize columns */
320 if (ncol != prev_ncol) {
321 for (p = 0; p < total_rows; p++) {
322 if (R->screen.text[p]) {
323 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
324 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
325 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
326 if (ncol > prev_ncol) 323 int pcol = lofs % prev_ncol;
327 rxvt_blank_line(aR_ 324
328 &(R->screen.text[p][prev_ncol]), 325 line_t &pline = old_buf [MOD (p + prow, prev_total_rows)];
329 &(R->screen.rend[p][prev_ncol]), 326
330 ncol - prev_ncol, 327 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
331 setrstyle); 328
329 assert (len);
330 assert (pline.t);
331
332 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
333 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
334
335 lofs += len;
336 qcol += len;
332 } 337 }
333 } 338 }
334 for (p = 0; p < nrow; p++) { 339
335 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t)); 340 qline->l = llen < ncol ? llen : MOD (llen - 1, ncol) + 1;
336 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t)); 341 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
337 if (R->swap.text[p]) {
338 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
339 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
340 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
341 if (ncol > prev_ncol)
342 rxvt_blank_line(aR_
343 &(R->swap.text[p][prev_ncol]),
344 &(R->swap.rend[p][prev_ncol]),
345 ncol - prev_ncol, setrstyle);
346 }
347 if (ncol > prev_ncol)
348 rxvt_blank_line(aR_
349 &(R->drawn_text[p][prev_ncol]),
350 &(R->drawn_rend[p][prev_ncol]),
351 ncol - prev_ncol, setrstyle);
352 } 342 }
353 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1); 343
354 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1); 344 term_start = total_rows - nrow;
355 } 345 view_start = 0;
346 nsaved = term_start - q;
347
348 // make sure all terminal lines exist
349 while (nsaved < 0)
350 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE);
351
352 for (int i = -nsaved; i < nrow; i++)
353 assert (ROW (i).t);//D
354
355 free (old_buf);
356 delete old_ta;
357 delete old_ra;
358
359 min_it (screen.cur.row, nrow - 1);
360 min_it (screen.cur.col, ncol - 1);
361
356 if (R->tabs) 362 if (tabs)
357 free(R->tabs); 363 free (tabs);
358 } 364 }
359 365
366 prev_nrow = nrow;
367 prev_ncol = ncol;
368
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 369 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
361 370
362 for (p = 0; p < ncol; p++) 371 for (int col = ncol; col--; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 372 tabs [col] = col % TABSIZE == 0;
364 373
365 R->prev_nrow = nrow; 374 tt_winch ();
366 R->prev_ncol = ncol;
367
368 rxvt_tt_winsize (R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->cmd_pid);
369}
370
371/* INTPROTO */
372void
373rxvt_scr_reset_realloc(pR)
374{
375 uint16_t total_rows, nrow;
376
377 nrow = R->TermWin.nrow;
378 total_rows = nrow + R->TermWin.saveLines;
379/* *INDENT-OFF* */
380 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
381 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
382 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
383 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
384
385 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
386 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
387
388 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
389 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
390 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
391 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
392/* *INDENT-ON* */
393} 375}
394 376
395/* ------------------------------------------------------------------------- */ 377/* ------------------------------------------------------------------------- */
396/* 378/*
397 * Free everything. That way malloc debugging can find leakage. 379 * Free everything. That way malloc debugging can find leakage.
398 */ 380 */
399/* EXTPROTO */
400void 381void
401rxvt_scr_release(pR) 382rxvt_term::scr_release ()
402{ 383{
403 uint16_t total_rows; 384 delete talloc; talloc = 0;
404 int i; 385 delete ralloc; ralloc = 0;
405 386
406 total_rows = R->TermWin.nrow + R->TermWin.saveLines; 387 free (row_buf);
407 for (i = 0; i < total_rows; i++) { 388 free (swap_buf);
408 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */ 389 free (drawn_buf);
409 free(R->screen.text[i]); 390 free (temp_buf);
410#ifdef DEBUG_STRICT
411 assert(R->screen.rend[i]);
412#endif
413 free(R->screen.rend[i]);
414 }
415 }
416 for (i = 0; i < R->TermWin.nrow; i++) {
417 free(R->drawn_text[i]);
418 free(R->drawn_rend[i]);
419 free(R->swap.text[i]);
420 free(R->swap.rend[i]);
421 }
422 free(R->screen.text);
423 free(R->screen.tlen);
424 free(R->screen.rend);
425 free(R->drawn_text);
426 free(R->drawn_rend);
427 free(R->swap.text);
428 free(R->swap.tlen);
429 free(R->swap.rend);
430 free(R->buf_text);
431 free(R->buf_rend);
432 free(R->tabs); 391 free (tabs);
433 392
434/* NULL these so if anything tries to use them, we'll know about it */ 393 row_buf = 0; // signal that we freed all the arrays
435 R->screen.text = R->drawn_text = R->swap.text = NULL;
436 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
437 R->screen.tlen = R->swap.tlen = NULL;
438 R->buf_text = NULL;
439 R->buf_rend = NULL;
440 R->tabs = NULL;
441} 394}
442 395
443/* ------------------------------------------------------------------------- */ 396/* ------------------------------------------------------------------------- */
444/* 397/*
445 * Hard reset 398 * Hard reset
446 */ 399 */
447/* EXTPROTO */
448void 400void
449rxvt_scr_poweron(pR) 401rxvt_term::scr_poweron ()
450{ 402{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 403 scr_release ();
454 R->prev_nrow = R->prev_ncol = 0; 404 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 405 scr_reset ();
456 406
457 rxvt_scr_clear(aR); 407 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 408 scr_refresh (SLOW_REFRESH);
459#ifdef RXVT_GRAPHICS
460 rxvt_Gr_reset(aR);
461#endif
462} 409}
463 410
464/* ------------------------------------------------------------------------- * 411/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 412 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 413 * ------------------------------------------------------------------------- */
467/* 414/*
468 * Save and Restore cursor 415 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 416 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 417 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 418 */
472/* EXTPROTO */
473void 419void
474rxvt_scr_cursor(pR_ int mode) 420rxvt_term::scr_cursor (int mode)
475{ 421{
476 screen_t *s; 422 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 423
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 424#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->current_screen == SECONDARY) 425 if (current_screen == SECONDARY)
482 s = &(R->swap); 426 s = &swap;
483 else 427 else
484#endif 428#endif
485 s = &(R->screen); 429 s = &screen;
430
486 switch (mode) { 431 switch (mode)
432 {
487 case SAVE: 433 case SAVE:
488 s->s_cur.row = s->cur.row; 434 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 435 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->rstyle; 436 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 437 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 438 s->s_charset_char = charsets[screen.charset];
493 break; 439 break;
440
494 case RESTORE: 441 case RESTORE:
495 R->want_refresh = 1; 442 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 443 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 444 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 445 screen.flags &= ~Screen_WrapNext;
499 R->rstyle = s->s_rstyle; 446 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 447 screen.charset = s->s_charset;
501 R->charsets[s->charset] = s->s_charset_char; 448 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 449 set_font_style ();
503 break; 450 break;
504 } 451 }
452
505/* boundary check in case screen size changed between SAVE and RESTORE */ 453 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 454 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 455 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT 456#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 457 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 458 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */
512 MAX_IT(s->cur.row, 0);
513 MAX_IT(s->cur.col, 0);
514#endif 459#endif
515} 460}
516 461
517/* ------------------------------------------------------------------------- */ 462/* ------------------------------------------------------------------------- */
518/* 463/*
519 * Swap between primary and secondary screens 464 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 465 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 466 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 467 */
523/* EXTPROTO */
524int 468int
525rxvt_scr_change_screen(pR_ int scrn) 469rxvt_term::scr_change_screen (int scrn)
526{ 470{
527 int i; 471 want_refresh = 1;
472 view_start = 0;
473
474 if (current_screen == scrn)
475 return scrn;
476
477 selection_check (2); /* check for boundary cross */
478
479 int i = current_screen; current_screen = scrn; scrn = i;
480
481 ::swap (screen.cur.row, swap.cur.row);
482 ::swap (screen.cur.col, swap.cur.col);
483
484 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
485 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
486
528#if NSCREENS 487#if NSCREENS
529 int offset; 488 if (options & Opt_secondaryScreen)
530#endif 489 {
531
532 R->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R);
538
539 if (R->current_screen == scrn)
540 return R->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->current_screen, scrn, int);
545#if NSCREENS
546 R->num_scr = 0; 490 num_scr = 0;
547 offset = R->TermWin.saveLines; 491
548 for (i = R->prev_nrow; i--;) { 492 for (int i = prev_nrow; i--; )
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 493 ::swap (ROW(i), swap_buf [i]);
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 494
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 495 ::swap (screen.charset, swap.charset);
552 } 496 ::swap (screen.flags, swap.flags);
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
555# ifdef DEBUG_STRICT
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
558# else /* drive with your eyes closed */
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 497 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 498 swap.flags |= Screen_VisibleCursor;
568
569# ifdef RXVT_GRAPHICS
570
571 if (rxvt_Gr_Displayed(aR)) {
572 rxvt_Gr_scroll(aR_ 0);
573 rxvt_Gr_ChangeScreen(aR);
574 } 499 }
500 else
575# endif 501#endif
576#else 502 if (options & Opt_secondaryScroll)
577# ifdef SCROLL_ON_NO_SECONDARY
578# ifdef RXVT_GRAPHICS
579 if (rxvt_Gr_Displayed(aR))
580 rxvt_Gr_ClearScreen(aR);
581# endif
582 if (R->current_screen == PRIMARY
583# ifdef RXVT_GRAPHICS
584 && !rxvt_Gr_Displayed(aR)
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 503 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 504
589#endif
590 return scrn; 505 return scrn;
506}
507
508// clear WrapNext indicator, solidifying position on next line
509void
510rxvt_term::scr_do_wrap ()
511{
512 if (!(screen.flags & Screen_WrapNext))
513 return;
514
515 screen.flags &= ~Screen_WrapNext;
516
517 screen.cur.col = 0;
518
519 if (screen.cur.row == screen.bscroll)
520 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
521 else if (screen.cur.row < nrow - 1)
522 screen.cur.row++;
591} 523}
592 524
593/* ------------------------------------------------------------------------- */ 525/* ------------------------------------------------------------------------- */
594/* 526/*
595 * Change the colour for following text 527 * Change the colour for following text
596 */ 528 */
597/* EXTPROTO */
598void 529void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 530rxvt_term::scr_color (unsigned int color, int fgbg)
600{ 531{
532 if (color > maxTermCOLOR)
601 color &= RS_fgMask; 533 color = fgbg;
534
602 if (fgbg == Color_fg) 535 if (fgbg == Color_fg)
603 R->rstyle = SET_FGCOLOR(R->rstyle, color); 536 rstyle = SET_FGCOLOR (rstyle, color);
604 else 537 else
605 R->rstyle = SET_BGCOLOR(R->rstyle, color); 538 rstyle = SET_BGCOLOR (rstyle, color);
606} 539}
607 540
608/* ------------------------------------------------------------------------- */ 541/* ------------------------------------------------------------------------- */
609/* 542/*
610 * Change the rendition style for following text 543 * Change the rendition style for following text
611 */ 544 */
612/* EXTPROTO */
613void 545void
614rxvt_scr_rendition(pR_ int set, int style) 546rxvt_term::scr_rendition (int set, int style)
615{ 547 {
616 if (set) 548 if (set)
617 R->rstyle |= style; 549 rstyle |= style;
618 else if (style == ~RS_None) 550 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 551 rstyle = DEFAULT_RSTYLE;
620 else 552 else
621 R->rstyle &= ~style; 553 rstyle &= ~style;
622} 554 }
623 555
624/* ------------------------------------------------------------------------- */ 556/* ------------------------------------------------------------------------- */
625/* 557/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 558 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 559 * count positive ==> scroll up
628 * count negative ==> scroll down 560 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 561 */
631/* EXTPROTO */
632int 562int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 563rxvt_term::scr_scroll_text (int row1, int row2, int count)
634{ 564{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 565 if (count == 0 || (row1 > row2))
639 return 0; 566 return 0;
640 567
641 R->want_refresh = 1; 568 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 569 num_scr += count;
643 570
644 if ((count > 0) && (row1 == 0) && (R->current_screen == PRIMARY)) { 571 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 572 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 573 && row2 == nrow - 1
647 R->TermWin.nscrolled = R->TermWin.saveLines; 574 && (current_screen == PRIMARY || options & Opt_secondaryScroll))
575 {
576 nsaved = min (nsaved + count, saveLines);
577 term_start = (term_start + count) % total_rows;
578
579 if (selection.op && current_screen == selection.screen)
648 else 580 {
649 R->TermWin.nscrolled = (uint16_t)nscrolled; 581 selection.beg.row -= count;
582 selection.end.row -= count;
583 selection.mark.row -= count;
584
585 selection_check (0);
586 }
587
588 for (int i = count; i--; )
589 scr_blank_screen_mem (ROW(row2 - i), rstyle);
590
650 if ((R->Options & Opt_scrollWithBuffer) 591 if ((options & Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0 592 && view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines) 593 && view_start != saveLines)
653 rxvt_scr_page(aR_ UP, count); 594 scr_page (UP, count);
654 } else if (!spec) 595 }
655 row1 += R->TermWin.saveLines; 596 else
656 row2 += R->TermWin.saveLines; 597 {
657
658 if (R->selection.op && R->current_screen == R->selection.screen) { 598 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 599 {
660 j = R->selection.end.row + R->TermWin.saveLines; 600 int i = selection.beg.row;
601 int j = selection.end.row;
602
661 if ((i < row1 && j > row1) 603 if ((i < row1 && j > row1)
662 || (i < row2 && j > row2) 604 || (i < row2 && j > row2)
663 || (i - count < row1 && i >= row1) 605 || (i - count < row1 && i >= row1)
664 || (i - count > row2 && i <= row2) 606 || (i - count > row2 && i <= row2)
665 || (j - count < row1 && j >= row1) 607 || (j - count < row1 && j >= row1)
666 || (j - count > row2 && j <= row2)) { 608 || (j - count > row2 && j <= row2))
609 {
667 CLEAR_ALL_SELECTION(R); 610 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 611 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
612 }
669 } else if (j >= row1 && j <= row2) { 613 else if (j >= row1 && j <= row2)
614 {
670 /* move selected region too */ 615 /* move selected region too */
671 R->selection.beg.row -= count; 616 selection.beg.row -= count;
672 R->selection.end.row -= count; 617 selection.end.row -= count;
673 R->selection.mark.row -= count; 618 selection.mark.row -= count;
619
620 selection_check (0);
621 }
622 }
623
624 // use a simple and robust scrolling algorithm, this
625 // part of scr_scroll_text is not time-critical.
626
627 int rows = row2 - row1 + 1;
628
629 min_it (count, rows);
630
631 for (int row = 0; row < rows; row++)
674 } 632 {
675 } 633 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 634
678 R->num_scr += count; 635 if (!IN_RANGE_EXC (row + count, 0, rows))
679 j = count; 636 scr_blank_screen_mem (temp_buf [row], rstyle);
680 if (count < 0)
681 count = -count;
682 i = row2 - row1 + 1;
683 MIN_IT(count, i);
684
685 if (j > 0) {
686/* A: scroll up */
687
688/* A1: Copy lines that will get clobbered by the rotation */
689 for (i = 0, j = row1; i < count; i++, j++) {
690 R->buf_text[i] = R->screen.text[j];
691 R->buf_rend[i] = R->screen.rend[j];
692 } 637 }
693/* A2: Rotate lines */
694 for (j = row1, i = j + count; i <= row2; i++, j++) {
695 R->screen.tlen[j] = R->screen.tlen[i];
696 R->screen.text[j] = R->screen.text[i];
697 R->screen.rend[j] = R->screen.rend[i];
698 }
699 j = row2 - count + 1, i = count;
700 } else /* if (j < 0) */ {
701/* B: scroll down */
702 638
703/* B1: Copy lines that will get clobbered by the rotation */ 639 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 640 ROW(row1 + row) = temp_buf [row];
705 R->buf_text[i] = R->screen.text[j];
706 R->buf_rend[i] = R->screen.rend[j];
707 }
708/* B2: Rotate lines */
709 for (j = row2, i = j - count; i >= row1; i--, j--) {
710 R->screen.tlen[j] = R->screen.tlen[i];
711 R->screen.text[j] = R->screen.text[i];
712 R->screen.rend[j] = R->screen.rend[i];
713 }
714 j = row1, i = count;
715 count = -count;
716 } 641 }
717 642
718/* C: Resurrect lines */
719 for (; i--; j++) {
720 R->screen.tlen[j] = 0;
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->rstyle);
726 }
727
728#ifdef RXVT_GRAPHICS
729 if (rxvt_Gr_Displayed(aR))
730 rxvt_Gr_scroll(aR_ count);
731#endif
732 return count; 643 return count;
733} 644}
734 645
735/* ------------------------------------------------------------------------- */ 646/* ------------------------------------------------------------------------- */
736/* 647/*
737 * Add text given in <str> of length <len> to screen struct 648 * Add text given in <str> of length <len> to screen struct
738 */ 649 */
739/* EXTPROTO */
740void 650void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 651rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len)
742{ 652{
743 unsigned char checksel, clearsel;
744 uint32_t c;
745 int i, row, last_col;
746 text_t *stp;
747 rend_t *srp;
748
749 if (len <= 0) /* sanity */ 653 if (len <= 0) /* sanity */
750 return; 654 return;
751 655
656 unsigned char checksel;
657 unicode_t c;
658 int row, last_col;
659 const unicode_t *strend = str + len;
660
752 R->want_refresh = 1; 661 want_refresh = 1;
753 last_col = R->TermWin.ncol;
754
755 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
756 ZERO_SCROLLBACK(R); 662 ZERO_SCROLLBACK ();
663 last_col = ncol;
664
757 if (nlines > 0) { 665 if (nlines > 0)
666 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 667 nlines += screen.cur.row - screen.bscroll;
759 if ((nlines > 0) 668 if (nlines > 0
760 && (R->screen.tscroll == 0) 669 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 670 && screen.bscroll == (nrow - 1))
671 {
762 /* _at least_ this many lines need to be scrolled */ 672 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 673 scr_scroll_text (screen.tscroll, screen.bscroll, nlines);
764 0);
765 R->screen.cur.row -= nlines; 674 screen.cur.row -= nlines;
766 } 675 }
767 } 676 }
677
768#ifdef DEBUG_STRICT 678#ifdef DEBUG_STRICT
769 assert(R->screen.cur.col < last_col); 679 assert (screen.cur.col < last_col);
770 assert((R->screen.cur.row < R->TermWin.nrow) 680 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 681 && screen.cur.row >= -nsaved);
772#else /* drive with your eyes closed */
773 MIN_IT(R->screen.cur.col, last_col - 1);
774 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
775 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
776#endif 682#endif
777 row = R->screen.cur.row + R->TermWin.saveLines; 683 row = screen.cur.row;
778 684
779 checksel = (R->selection.op 685 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 686
783 stp = R->screen.text[row]; 687 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 688
786 for (i = 0; i < len;) { 689 while (str < strend)
690 {
787 c = str[i++]; 691 c = *str++;
788 switch (c) { 692
789 case '\t': 693 if (c < 0x20)
790 rxvt_scr_tab(aR_ 1); 694 if (c == C0_LF)
695 {
696 if (!line->is_longer ()) /* XXX: think about this */
697 max_it (line->l, screen.cur.col);
698
699 screen.flags &= ~Screen_WrapNext;
700
701 if (screen.cur.row == screen.bscroll)
702 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
703 else if (screen.cur.row < (nrow - 1))
704 row = ++screen.cur.row;
705
706 line = &ROW(row); /* _must_ refresh */
791 continue; 707 continue;
792 case '\n': 708 }
709 else if (c == C0_CR)
710 {
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 711 if (!line->is_longer ()) /* XXX: think about this */
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 712 max_it (line->l, screen.cur.col);
713
795 R->screen.flags &= ~Screen_WrapNext; 714 screen.flags &= ~Screen_WrapNext;
796 if (R->screen.cur.row == R->screen.bscroll) 715 screen.cur.col = 0;
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines;
800 stp = R->screen.text[row]; /* _must_ refresh */
801 srp = R->screen.rend[row]; /* _must_ refresh */
802 RESET_CHSTAT(R);
803 continue; 716 continue;
804 case '\r': 717 }
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 718 else if (c == C0_HT)
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 719 {
807 R->screen.flags &= ~Screen_WrapNext; 720 scr_tab (1, true);
808 R->screen.cur.col = 0;
809 RESET_CHSTAT(R);
810 continue; 721 continue;
811 default:
812 if (c == 127)
813 continue; /* yummmm..... */
814 break;
815 } 722 }
816 723
817 if (checksel /* see if we're writing within selection */ 724 if (checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 725 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 726 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
727 {
820 checksel = 0; 728 checksel = 0;
821 clearsel = 1;
822 } 729 /*
730 * If we wrote anywhere in the selected area, kill the selection
731 * XXX: should we kill the mark too? Possibly, but maybe that
732 * should be a similar check.
733 */
734 CLEAR_SELECTION ();
735 }
736
823 if (R->screen.flags & Screen_WrapNext) { 737 if (screen.flags & Screen_WrapNext)
824 R->screen.tlen[row] = -1;
825 if (R->screen.cur.row == R->screen.bscroll)
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0);
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
828 row = (++R->screen.cur.row) + R->TermWin.saveLines;
829 stp = R->screen.text[row]; /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */
831 R->screen.cur.col = 0;
832 R->screen.flags &= ~Screen_WrapNext;
833 } 738 {
834 if (R->screen.flags & Screen_Insert) 739 line->set_is_longer ();
835 rxvt_scr_insdel_chars(aR_ 1, INSERT);
836 740
741 scr_do_wrap ();
742
743 row = screen.cur.row;
744 line = &ROW(row); /* _must_ refresh */
745 }
746
747 // some utf-8 decoders "decode" surrogate characters: let's fix this.
748 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
749 c = 0xfffd;
750
751 // rely on wcwidth to tell us the character width, at least for non-latin1
752 // do wcwidth before further replacements, as wcwidth might return -1
753 // for the line drawing characters below as they might be invalid in the current
754 // locale.
755 int width = c < 0x100 ? 1 : wcwidth (c);
756
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 757 if (charsets[screen.charset] == '0') // DEC SPECIAL
838 switch (c) 758 {
759 // vt100 special graphics and line drawing
760 // 5f-7e standard vt100
761 // 40-5e rxvt extension for extra curses acs chars
762 static uint16_t vt100_0[62] = { // 41 .. 7e
763 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
764 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
765 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
766 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
767 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
768 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
769 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
770 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
771 };
772
773 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
839 { 774 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 775 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 776 width = 1; // vt100 line drawing characters are always single-width
842 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
843 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
844 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
845 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
846 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
847 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
848 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
849 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
850 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
851 } 777 }
778 }
852 779
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 780 if (screen.flags & Screen_Insert)
781 scr_insdel_chars (width, INSERT);
854 782
855 stp[R->screen.cur.col] = c; 783 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 784 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 785#if !UNICODE_3
861 int width = wcwidth (c); 786 // trim characters we can't store directly :(
787 if (c >= 0x10000)
788# if ENABLE_COMBINING
789 c = rxvt_composite.compose (c); // map to lower 16 bits
790# else
791 c = 0xfffd;
792# endif
793#endif
794
795 // nuke the character at this position, if required
796 if (line->t[screen.cur.col] == NOCHAR
797 || (screen.cur.col < ncol - 1
798 && line->t[screen.cur.col + 1] == NOCHAR))
862 799 {
800 int col = screen.cur.col;
801
802 // find begin
803 while (col > 0 && line->t[col] == NOCHAR)
804 col--;
805
806 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
807
808 // found begin, nuke
809 do {
810 line->t[col] = ' ';
811 line->r[col] = rend;
812 col++;
813 } while (col < ncol && line->t[col] == NOCHAR);
814 }
815
816 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
817
818 // if the character doesn't fit into the remaining columns...
819 if (screen.cur.col > last_col - width && last_col >= width)
820 {
821 // ...output spaces
822 c = ' ';
823 // and try the same character next loop iteration
824 --str;
825 }
826
827 do
828 {
829 line->t[screen.cur.col] = c;
830 line->r[screen.cur.col] = rend;
831
832 if (screen.cur.col < last_col - 1)
833 screen.cur.col++;
834 else
835 {
836 line->l = last_col;
837 if (screen.flags & Screen_Autowrap)
838 screen.flags |= Screen_WrapNext;
839 break;
840 }
841
842 c = NOCHAR;
843 }
844 while (--width > 0);
845
846 // pad with spaces when overwriting wide character with smaller one
863 if (width > 1) 847 if (!width)
848 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++)
864 { 849 {
865 while (--width > 0 && R->screen.cur.col < last_col - 1) 850 line->t[c] = ' ';
866 { 851 line->r[c] = rend;
867
868 srp[R->screen.cur.col] |= RS_wide;
869
870 R->screen.cur.col++;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 }
874 } 852 }
853 }
854 else // width == 0
855 {
856#if ENABLE_COMBINING
857 // handle combining characters
858 // we just tag the accent on the previous on-screen character.
859 // this is arguably not correct, but also arguably not wrong.
860 // we don't handle double-width characters nicely yet.
861 text_t *tp;
862 rend_t *rp;
863
864 if (screen.cur.col > 0)
865 {
866 tp = line->t + screen.cur.col - 1;
867 rp = line->r + screen.cur.col - 1;
868
869 while (*tp == NOCHAR && tp > line->t)
870 tp--, rp--;
875 } 871 }
872 else if (screen.cur.row > 0
873 && ROW(screen.cur.row - 1).is_longer ())
874 {
875 line_t *line = &ROW(screen.cur.row - 1);
876 876
877 if (R->screen.cur.col < last_col - 1) 877 tp = line->t + last_col - 1;
878 R->screen.cur.col++; 878 rp = line->r + last_col - 1;
879
880 while (*tp == NOCHAR && tp > line->t)
881 tp--, rp--;
882 }
879 else { 883 else
880 R->screen.tlen[row] = last_col; 884 continue;
881 if (R->screen.flags & Screen_Autowrap)
882 R->screen.flags |= Screen_WrapNext;
883 }
884 }
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */
886 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
887 885
888/* 886 // first try to find a precomposed character
889 * If we wrote anywhere in the selected area, kill the selection 887 unicode_t n = rxvt_compose (*tp, c);
890 * XXX: should we kill the mark too? Possibly, but maybe that 888 if (n == NOCHAR)
891 * should be a similar check. 889 n = rxvt_composite.compose (*tp, c);
892 */ 890
893 if (clearsel) 891 *tp = n;
894 CLEAR_SELECTION(R); 892 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
893#endif
894 }
895 }
896
897 if (!line->is_longer ()) /* XXX: think about this */
898 max_it (line->l, screen.cur.col);
895 899
896#ifdef DEBUG_STRICT 900#ifdef DEBUG_STRICT
897 assert(R->screen.cur.row >= 0); 901 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif 902#endif
901} 903}
902 904
903/* ------------------------------------------------------------------------- */ 905/* ------------------------------------------------------------------------- */
904/* 906/*
905 * Process Backspace. Move back the cursor back a position, wrap if have to 907 * Process Backspace. Move back the cursor back a position, wrap if have to
906 * XTERM_SEQ: CTRL-H 908 * XTERM_SEQ: CTRL-H
907 */ 909 */
908/* EXTPROTO */
909void 910void
910rxvt_scr_backspace(pR) 911rxvt_term::scr_backspace ()
911{ 912{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1; 913 want_refresh = 1;
914
914 if (R->screen.cur.col == 0) { 915 if (screen.cur.col == 0)
916 {
915 if (R->screen.cur.row > 0) { 917 if (screen.cur.row > 0)
918 {
916#ifdef TERMCAP_HAS_BW 919#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 920 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 921 screen.cur.row--;
919 return; 922 return;
920#endif 923#endif
921 } 924 }
925 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 926 else if (!(screen.flags & Screen_WrapNext))
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 927 scr_gotorc (0, -1, RELATIVE);
928
924 R->screen.flags &= ~Screen_WrapNext; 929 screen.flags &= ~Screen_WrapNext;
925} 930}
926 931
927/* ------------------------------------------------------------------------- */ 932/* ------------------------------------------------------------------------- */
928/* 933/*
929 * Process Horizontal Tab 934 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 935 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 936 * XTERM_SEQ: CTRL-I
932 */ 937 */
933/* EXTPROTO */
934void 938void
935rxvt_scr_tab(pR_ int count) 939rxvt_term::scr_tab (int count, bool ht)
936{ 940{
937 int i, x; 941 int i, x;
938 942
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 943 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 944 i = x = screen.cur.col;
945
943 if (count == 0) 946 if (count == 0)
944 return; 947 return;
945 else if (count > 0) { 948 else if (count > 0)
949 {
950 int row = screen.cur.row;
951
952 line_t &l = ROW(row);
953 rend_t base_rend = l.r[i];
954 ht &= l.t[i] == ' ';
955
946 for (; ++i < R->TermWin.ncol; ) 956 for (; ++i < ncol; )
947 if (R->tabs[i]) { 957 if (tabs[i])
958 {
948 x = i; 959 x = i;
949 if (!--count) 960 if (!--count)
950 break; 961 break;
962 }
963 else
964 ht &= l.t[i] == ' '
965 && RS_SAME (l.r[i], base_rend);
966
967 if (count)
968 x = ncol - 1;
969
970 // store horizontal tab commands as characters inside the text
971 // buffer so they can be selected and pasted.
972 if (ht && options & Opt_pastableTabs)
973 {
974 base_rend = SET_FONT (base_rend, 0);
975
976 if (!l.is_longer ()) /* XXX: think about this */
977 max_it (l.l, x);
978
979 i = screen.cur.col;
980
981 l.t[i] = '\t';
982 l.r[i] = base_rend;
983
984 while (++i < x)
985 {
986 l.t[i] = NOCHAR;
987 l.r[i] = base_rend;
951 } 988 }
952 if (count) 989 }
953 x = R->TermWin.ncol - 1; 990 }
954 } else /* if (count < 0) */ { 991 else /* if (count < 0) */
992 {
955 for (; --i >= 0; ) 993 for (; --i >= 0; )
956 if (R->tabs[i]) { 994 if (tabs[i])
957 x = i;
958 if (!++count)
959 break;
960 } 995 {
961 if (count)
962 x = 0; 996 x = i;
997 if (!++count)
998 break;
999 }
1000
1001 if (count)
1002 x = 0;
963 } 1003 }
1004
964 if (x != R->screen.cur.col) 1005 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1006 scr_gotorc (0, x, R_RELATIVE);
966} 1007}
967 1008
968/* ------------------------------------------------------------------------- */ 1009/* ------------------------------------------------------------------------- */
969/* 1010/*
970 * Process DEC Back Index 1011 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1012 * XTERM_SEQ: ESC 6
972 * Move cursor left in row. If we're at the left boundary, shift everything 1013 * Move cursor left in row. If we're at the left boundary, shift everything
973 * in that row right. Clear left column. 1014 * in that row right. Clear left column.
974 */ 1015 */
975#ifndef NO_FRILLS 1016#if ENABLE_FRILLS
976/* EXTPROTO */
977void 1017void
978rxvt_scr_backindex(pR) 1018rxvt_term::scr_backindex ()
979{ 1019{
980 if (R->screen.cur.col > 0) 1020 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1021 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1022 else
983 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
984 return; /* um, yeah? */
985 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1023 scr_insdel_chars (1, INSERT);
986 }
987} 1024}
988#endif 1025#endif
989/* ------------------------------------------------------------------------- */ 1026/* ------------------------------------------------------------------------- */
990/* 1027/*
991 * Process DEC Forward Index 1028 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1029 * XTERM_SEQ: ESC 9
993 * Move cursor right in row. If we're at the right boundary, shift everything 1030 * Move cursor right in row. If we're at the right boundary, shift everything
994 * in that row left. Clear right column. 1031 * in that row left. Clear right column.
995 */ 1032 */
996#ifndef NO_FRILLS 1033#if ENABLE_FRILLS
997/* EXTPROTO */
998void 1034void
999rxvt_scr_forwardindex(pR) 1035rxvt_term::scr_forwardindex ()
1000{ 1036{
1001 int row; 1037 int row;
1002 1038
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1039 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1040 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1041 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1042 {
1007 if (R->screen.tlen[row] == 0) 1043 row = screen.cur.row;
1008 return; /* um, yeah? */ 1044
1009 else if (R->screen.tlen[row] == -1) 1045 if (ROW(row).is_longer ()) //TODO//FIXME//LEN
1010 R->screen.tlen[row] = R->TermWin.ncol; 1046 ROW(row).l = ncol;
1047
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1048 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1049 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1050 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1051 }
1015} 1052}
1016#endif 1053#endif
1017 1054
1018/* ------------------------------------------------------------------------- */ 1055/* ------------------------------------------------------------------------- */
1019/* 1056/*
1020 * Goto Row/Column 1057 * Goto Row/Column
1021 */ 1058 */
1022/* EXTPROTO */
1023void 1059void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1060rxvt_term::scr_gotorc (int row, int col, int relative)
1025{ 1061{
1026 R->want_refresh = 1; 1062 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1063 ZERO_SCROLLBACK ();
1028 RESET_CHSTAT(R);
1029#ifdef RXVT_GRAPHICS
1030 if (rxvt_Gr_Displayed(aR))
1031 rxvt_Gr_scroll(aR_ 0);
1032#endif
1033 1064
1034 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));
1035
1036 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1065 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1066 clamp_it (screen.cur.col, 0, ncol - 1);
1038 MAX_IT(R->screen.cur.col, 0);
1039 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1040 1067
1041 R->screen.flags &= ~Screen_WrapNext; 1068 screen.flags &= ~Screen_WrapNext;
1069
1042 if (relative & R_RELATIVE) { 1070 if (relative & R_RELATIVE)
1071 {
1043 if (row > 0) { 1072 if (row > 0)
1073 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1074 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1075 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1076 screen.cur.row = screen.bscroll;
1047 else 1077 else
1048 R->screen.cur.row += row;
1049 } else if (row < 0) {
1050 if (R->screen.cur.row >= R->screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll)
1052 R->screen.cur.row = R->screen.tscroll;
1053 else
1054 R->screen.cur.row += row;
1055 }
1056 } else {
1057 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1058 R->screen.cur.row = row + R->screen.tscroll;
1059 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1060 } else
1061 R->screen.cur.row = row; 1078 screen.cur.row += row;
1079 }
1080 else if (row < 0)
1081 {
1082 if (screen.cur.row >= screen.tscroll
1083 && (screen.cur.row + row) < screen.tscroll)
1084 screen.cur.row = screen.tscroll;
1085 else
1086 screen.cur.row += row;
1087 }
1088 }
1089 else
1062 } 1090 {
1063 MAX_IT(R->screen.cur.row, 0); 1091 if (screen.flags & Screen_Relative)
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1092 { /* relative origin mode */
1065} 1093 screen.cur.row = row + screen.tscroll;
1094 min_it (screen.cur.row, screen.bscroll);
1095 }
1096 else
1097 screen.cur.row = row;
1098 }
1066 1099
1100 clamp_it (screen.cur.row, 0, nrow - 1);
1101}
1102
1067/* ------------------------------------------------------------------------- */ 1103/* ------------------------------------------------------------------------- */
1068/* 1104/*
1069 * direction should be UP or DN 1105 * direction should be UP or DN
1070 */ 1106 */
1071/* EXTPROTO */
1072void 1107void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1108rxvt_term::scr_index (enum page_dirn direction)
1074{ 1109{
1075 int dirn; 1110 int dirn;
1076 1111
1077 R->want_refresh = 1; 1112 want_refresh = 1;
1113 ZERO_SCROLLBACK ();
1114
1078 dirn = ((direction == UP) ? 1 : -1); 1115 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1116
1081 ZERO_SCROLLBACK(R);
1082 RESET_CHSTAT(R);
1083
1084#ifdef RXVT_GRAPHICS
1085 if (rxvt_Gr_Displayed(aR))
1086 rxvt_Gr_scroll(aR_ 0);
1087#endif
1088
1089 R->screen.flags &= ~Screen_WrapNext; 1117 screen.flags &= ~Screen_WrapNext;
1118
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1119 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1120 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1121 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1122 else
1094 R->screen.cur.row += dirn; 1123 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1124
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1125 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1126 selection_check (0);
1098} 1127}
1099 1128
1100/* ------------------------------------------------------------------------- */ 1129/* ------------------------------------------------------------------------- */
1101/* 1130/*
1102 * Erase part or whole of a line 1131 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1132 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1133 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1134 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1106 */ 1135 */
1107/* EXTPROTO */
1108void 1136void
1109rxvt_scr_erase_line(pR_ int mode) 1137rxvt_term::scr_erase_line (int mode)
1110{ 1138{
1111 unsigned int row, col, num; 1139 unsigned int row, col, num;
1112 1140
1113 R->want_refresh = 1; 1141 want_refresh = 1;
1114 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1115 ZERO_SCROLLBACK(R); 1142 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1143
1118#ifdef RXVT_GRAPHICS
1119 if (rxvt_Gr_Displayed(aR))
1120 rxvt_Gr_scroll(aR_ 0);
1121#endif
1122
1123 rxvt_selection_check(aR_ 1); 1144 selection_check (1);
1124 1145
1125 R->screen.flags &= ~Screen_WrapNext; 1146 row = screen.cur.row;
1126 1147
1127 row = R->TermWin.saveLines + R->screen.cur.row;
1128 switch (mode) { 1148 switch (mode)
1149 {
1129 case 0: /* erase to end of line */ 1150 case 0: /* erase to end of line */
1130 col = R->screen.cur.col; 1151 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1152 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1153 min_it (ROW(row).l, col);
1133 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1154 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1155 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1156 CLEAR_SELECTION ();
1136 break; 1157 break;
1137 case 1: /* erase to beginning of line */ 1158 case 1: /* erase to beginning of line */
1138 col = 0; 1159 col = 0;
1139 num = R->screen.cur.col + 1; 1160 num = screen.cur.col + 1;
1140 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1161 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1162 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1163 CLEAR_SELECTION ();
1143 break; 1164 break;
1144 case 2: /* erase whole line */ 1165 case 2: /* erase whole line */
1145 col = 0; 1166 col = 0;
1146 num = R->TermWin.ncol; 1167 num = ncol;
1147 R->screen.tlen[row] = 0; 1168 ROW(row).l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1169 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1170 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1171 CLEAR_SELECTION ();
1151 break; 1172 break;
1152 default: 1173 default:
1153 return; 1174 return;
1154 } 1175 }
1155 if (R->screen.text[row]) 1176
1156 rxvt_blank_line(aR_ 1177 scr_blank_line (ROW(row), col, num, rstyle);
1157 &(R->screen.text[row][col]),
1158 &(R->screen.rend[row][col]), num, R->rstyle);
1159 else
1160 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1161 R->rstyle);
1162} 1178}
1163 1179
1164/* ------------------------------------------------------------------------- */ 1180/* ------------------------------------------------------------------------- */
1165/* 1181/*
1166 * Erase part of whole of the screen 1182 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1183 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1184 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1185 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1186 */
1171/* EXTPROTO */
1172void 1187void
1173rxvt_scr_erase_screen(pR_ int mode) 1188rxvt_term::scr_erase_screen (int mode)
1174{ 1189{
1175 int num; 1190 int num;
1176 int32_t row, row_offset; 1191 int32_t row;
1177 rend_t ren; 1192 rend_t ren;
1178 XGCValues gcvalue; 1193 XGCValues gcvalue;
1179 1194
1180 R->want_refresh = 1; 1195 want_refresh = 1;
1181 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1182 ZERO_SCROLLBACK(R); 1196 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1197
1186 switch (mode) { 1198 switch (mode)
1199 {
1187 case 0: /* erase to end of screen */ 1200 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1201 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1202 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1203 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1204 num = nrow - row;
1192 break; 1205 break;
1193 case 1: /* erase to beginning of screen */ 1206 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1207 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1208 scr_erase_line (1);
1196 row = 0; 1209 row = 0;
1197 num = R->screen.cur.row; 1210 num = screen.cur.row;
1198 break; 1211 break;
1199 case 2: /* erase whole screen */ 1212 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1213 selection_check (3);
1201#ifdef RXVT_GRAPHICS
1202 rxvt_Gr_ClearScreen(aR);
1203#endif
1204 row = 0; 1214 row = 0;
1205 num = R->TermWin.nrow; 1215 num = nrow;
1206 break; 1216 break;
1207 default: 1217 default:
1208 return; 1218 return;
1209 } 1219 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1220
1211 if (R->selection.op && R->current_screen == R->selection.screen 1221 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1222 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1223 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1224 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1225 CLEAR_SELECTION ();
1226
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1227 if (row >= nrow) /* Out Of Bounds */
1217 return; 1228 return;
1218 MIN_IT(num, (R->TermWin.nrow - row)); 1229
1230 min_it (num, nrow - row);
1231
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1232 if (rstyle & (RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1233 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1234 else if (GET_BASEBG (rstyle) == Color_bg)
1235 {
1222 ren = DEFAULT_RSTYLE; 1236 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1237 CLEAR_ROWS (row, num);
1224 } else { 1238 }
1239 else
1240 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1241 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1242 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)];
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1243 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1228 ERASE_ROWS(row, num); 1244 ERASE_ROWS (row, num);
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1245 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1246 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1231 } 1247 }
1248
1232 for (; num--; row++) { 1249 for (; num--; row++)
1233 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1234 (unsigned int)(row + row_offset), R->rstyle);
1235 R->screen.tlen[row + row_offset] = 0;
1236 rxvt_blank_line(aR_
1237 R->drawn_text[row], R->drawn_rend[row],
1238 (unsigned int)R->TermWin.ncol, ren);
1239 } 1250 {
1251 scr_blank_screen_mem (ROW (row), rstyle);
1252 ROW (row).l = 0;
1253 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1254 }
1240} 1255}
1256
1257#if ENABLE_FRILLS
1258void
1259rxvt_term::scr_erase_savelines ()
1260{
1261 want_refresh = 1;
1262 ZERO_SCROLLBACK ();
1263
1264 nsaved = 0;
1265}
1266#endif
1241 1267
1242/* ------------------------------------------------------------------------- */ 1268/* ------------------------------------------------------------------------- */
1243/* 1269/*
1244 * Fill the screen with `E's 1270 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1271 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1272 */
1247/* EXTPROTO */
1248void 1273void
1249rxvt_scr_E(pR) 1274rxvt_term::scr_E ()
1250{ 1275{
1251 int i, j, k; 1276 rend_t fs;
1252 rend_t *r1, fs;
1253 1277
1254 R->want_refresh = 1; 1278 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1279 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1280
1281 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1282 selection_check (3);
1259 1283
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1284 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1285 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1286 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1287 line_t &line = ROW(row);
1264 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1288
1289 fill_text (line.t, 'E', ncol);
1290 rend_t *r1 = line.r;
1291
1292 for (int j = ncol; j--; )
1265 *r1++ = fs; 1293 *r1++ = fs;
1294
1295 line.l = ncol; /* make the `E's selectable */
1266 } 1296 }
1267} 1297}
1268 1298
1269/* ------------------------------------------------------------------------- */ 1299/* ------------------------------------------------------------------------- */
1270/* 1300/*
1271 * Insert/Delete <count> lines 1301 * Insert/Delete <count> lines
1272 */ 1302 */
1273/* EXTPROTO */
1274void 1303void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1304rxvt_term::scr_insdel_lines (int count, int insdel)
1276{ 1305{
1277 int end; 1306 int end;
1278 1307
1279 ZERO_SCROLLBACK(R); 1308 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1309
1282#ifdef RXVT_GRAPHICS
1283 if (rxvt_Gr_Displayed(aR))
1284 rxvt_Gr_scroll(aR_ 0);
1285#endif
1286
1287 rxvt_selection_check(aR_ 1); 1310 selection_check (1);
1288 1311
1289 if (R->screen.cur.row > R->screen.bscroll) 1312 if (screen.cur.row > screen.bscroll)
1313 return;
1314
1315 end = screen.bscroll - screen.cur.row + 1;
1316 if (count > end)
1317 {
1318 if (insdel == DELETE)
1290 return; 1319 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return;
1296 else if (insdel == INSERT) 1320 else if (insdel == INSERT)
1297 count = end; 1321 count = end;
1298 } 1322 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1323
1324 scr_do_wrap ();
1325
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1326 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1327}
1304 1328
1305/* ------------------------------------------------------------------------- */ 1329/* ------------------------------------------------------------------------- */
1306/* 1330/*
1307 * Insert/Delete <count> characters from the current position 1331 * Insert/Delete <count> characters from the current position
1308 */ 1332 */
1309/* EXTPROTO */
1310void 1333void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1334rxvt_term::scr_insdel_chars (int count, int insdel)
1312{ 1335{
1313 int col, row; 1336 int col, row;
1314 rend_t tr; 1337 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318 1338
1319 R->want_refresh = 1; 1339 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1340 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1341
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1342 if (count <= 0)
1331 return; 1343 return;
1332 1344
1345 scr_do_wrap ();
1346
1333 rxvt_selection_check(aR_ 1); 1347 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1348 min_it (count, ncol - screen.cur.col);
1335 1349
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1350 row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1351
1339 stp = R->screen.text[row]; 1352 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1353
1341 slp = &(R->screen.tlen[row]);
1342 switch (insdel) { 1354 switch (insdel)
1355 {
1343 case INSERT: 1356 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1357 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1345 col--) { 1358 {
1346 stp[col] = stp[col - count]; 1359 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1360 line->r[col] = line->r[col - count];
1348 } 1361 }
1349 if (*slp != -1) { 1362
1363 if (!line->is_longer ())
1364 {
1350 *slp += count; 1365 line->l += count;
1351 MIN_IT(*slp, R->TermWin.ncol); 1366 min_it (line->l, ncol);
1352 } 1367 }
1368
1353 if (R->selection.op && R->current_screen == R->selection.screen 1369 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1370 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1371 {
1355 if (R->selection.end.row != R->screen.cur.row 1372 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1373 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1374 CLEAR_SELECTION ();
1375 else
1358 else { /* shift selection */ 1376 { /* shift selection */
1359 R->selection.beg.col += count; 1377 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1378 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1379 selection.end.col += count;
1362 } 1380 }
1363 } 1381 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1382
1365 (unsigned int)count, R->rstyle); 1383 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1384 break;
1385
1367 case ERASE: 1386 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1387 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1388 selection_check (1);
1370 R->screen.cur.col -= count; 1389 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1390 scr_blank_line (*line, screen.cur.col, count, rstyle);
1372 (unsigned int)count, R->rstyle);
1373 break; 1391 break;
1392
1374 case DELETE: 1393 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1]
1376 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1394 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1395
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1396 for (col = screen.cur.col; (col + count) < ncol; col++)
1397 {
1378 stp[col] = stp[col + count]; 1398 line->t[col] = line->t[col + count];
1379 srp[col] = srp[col + count]; 1399 line->r[col] = line->r[col + count];
1400 }
1401
1402 scr_blank_line (*line, ncol - count, count, tr);
1403
1404 if (line->is_longer ()) /* break line continuation */
1405 line->l = ncol;
1380 } 1406
1381 rxvt_blank_line(aR_ 1407 line->l = max (line->l - count, 0);
1382 &(stp[R->TermWin.ncol - count]), 1408
1383 &(srp[R->TermWin.ncol - count]),
1384 (unsigned int)count, tr);
1385 if (*slp == -1) /* break line continuation */
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1409 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1410 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1411 {
1391 if (R->selection.end.row != R->screen.cur.row 1412 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1413 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1414 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1415 CLEAR_SELECTION ();
1395 else { 1416 else
1417 {
1396 /* shift selection */ 1418 /* shift selection */
1397 R->selection.beg.col -= count; 1419 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1420 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1421 selection.end.col -= count;
1400 } 1422 }
1401 } 1423 }
1424
1402 break; 1425 break;
1403 } 1426 }
1404} 1427}
1405 1428
1406/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1407/* 1430/*
1408 * Set the scrolling region 1431 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1432 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1433 */
1411/* EXTPROTO */
1412void 1434void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1435rxvt_term::scr_scroll_region (int top, int bot)
1414{ 1436{
1415 MAX_IT(top, 0); 1437 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1438 min_it (bot, nrow - 1);
1439
1417 if (top > bot) 1440 if (top > bot)
1418 return; 1441 return;
1442
1419 R->screen.tscroll = top; 1443 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1444 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1445 scr_gotorc (0, 0, 0);
1422} 1446}
1423 1447
1424/* ------------------------------------------------------------------------- */ 1448/* ------------------------------------------------------------------------- */
1425/* 1449/*
1426 * Make the cursor visible/invisible 1450 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1451 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1452 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1453 */
1430/* EXTPROTO */
1431void 1454void
1432rxvt_scr_cursor_visible(pR_ int mode) 1455rxvt_term::scr_cursor_visible (int mode)
1433{ 1456{
1434 R->want_refresh = 1; 1457 want_refresh = 1;
1458
1435 if (mode) 1459 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1460 screen.flags |= Screen_VisibleCursor;
1437 else 1461 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1462 screen.flags &= ~Screen_VisibleCursor;
1439} 1463}
1440 1464
1441/* ------------------------------------------------------------------------- */ 1465/* ------------------------------------------------------------------------- */
1442/* 1466/*
1443 * Set/unset automatic wrapping 1467 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1468 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1469 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1470 */
1447/* EXTPROTO */
1448void 1471void
1449rxvt_scr_autowrap(pR_ int mode) 1472rxvt_term::scr_autowrap (int mode)
1450{ 1473{
1451 if (mode) 1474 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1475 screen.flags |= Screen_Autowrap;
1453 else 1476 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1477 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1478}
1456 1479
1457/* ------------------------------------------------------------------------- */ 1480/* ------------------------------------------------------------------------- */
1458/* 1481/*
1459 * Set/unset margin origin mode 1482 * Set/unset margin origin mode
… …
1462 * Relative mode: line numbers are relative to top margin of scrolling region 1485 * Relative mode: line numbers are relative to top margin of scrolling region
1463 * and the cursor cannot be moved outside. 1486 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1487 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1488 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1489 */
1467/* EXTPROTO */
1468void 1490void
1469rxvt_scr_relative_origin(pR_ int mode) 1491rxvt_term::scr_relative_origin (int mode)
1470{ 1492{
1471 if (mode) 1493 if (mode)
1472 R->screen.flags |= Screen_Relative; 1494 screen.flags |= Screen_Relative;
1473 else 1495 else
1474 R->screen.flags &= ~Screen_Relative; 1496 screen.flags &= ~Screen_Relative;
1497
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1498 scr_gotorc (0, 0, 0);
1476} 1499}
1477 1500
1478/* ------------------------------------------------------------------------- */ 1501/* ------------------------------------------------------------------------- */
1479/* 1502/*
1480 * Set insert/replace mode 1503 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1504 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1505 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1506 */
1484/* EXTPROTO */
1485void 1507void
1486rxvt_scr_insert_mode(pR_ int mode) 1508rxvt_term::scr_insert_mode (int mode)
1487{ 1509{
1488 if (mode) 1510 if (mode)
1489 R->screen.flags |= Screen_Insert; 1511 screen.flags |= Screen_Insert;
1490 else 1512 else
1491 R->screen.flags &= ~Screen_Insert; 1513 screen.flags &= ~Screen_Insert;
1492} 1514}
1493 1515
1494/* ------------------------------------------------------------------------- */ 1516/* ------------------------------------------------------------------------- */
1495/* 1517/*
1496 * Set/Unset tabs 1518 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1519 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1520 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1521 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1522 */
1501/* EXTPROTO */
1502void 1523void
1503rxvt_scr_set_tab(pR_ int mode) 1524rxvt_term::scr_set_tab (int mode)
1504{ 1525{
1505 if (mode < 0) 1526 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1527 memset (tabs, 0, ncol * sizeof (char));
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1528 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1529 tabs[screen.cur.col] = (mode ? 1 : 0);
1509} 1530}
1510 1531
1511/* ------------------------------------------------------------------------- */ 1532/* ------------------------------------------------------------------------- */
1512/* 1533/*
1513 * Set reverse/normal video 1534 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1535 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1536 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1537 */
1517/* EXTPROTO */
1518void 1538void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1539rxvt_term::scr_rvideo_mode (int mode)
1520{ 1540{
1521 XGCValues gcvalue; 1541 XGCValues gcvalue;
1522 1542
1523 if (R->rvideo != mode) { 1543 if (rvideo != mode)
1544 {
1524 R->rvideo = mode; 1545 rvideo = mode;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1546 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1526#if defined(XPM_BACKGROUND) 1547#if XPM_BACKGROUND
1527 if (R->bgPixmap.pixmap == None) 1548 if (bgPixmap.pixmap == None)
1528#endif 1549#endif
1529#if defined(TRANSPARENT) 1550#if TRANSPARENT
1530 if (!(R->Options & Opt_transparent) || R->am_transparent == 0) 1551 if (! (options & Opt_transparent) || am_transparent == 0)
1531#endif 1552#endif
1532 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 1553 XSetWindowBackground (display->display, vt,
1533 R->PixColors[Color_bg]); 1554 pix_colors[Color_bg]);
1534 1555
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1556 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1557 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1558 XChangeGC (display->display, gc, GCBackground | GCForeground,
1538 &gcvalue); 1559 &gcvalue);
1539 rxvt_scr_clear(aR); 1560 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1561 scr_touch (true);
1541 } 1562 }
1542} 1563}
1543 1564
1544/* ------------------------------------------------------------------------- */ 1565/* ------------------------------------------------------------------------- */
1545/* 1566/*
1546 * Report current cursor position 1567 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1568 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1569 */
1549/* EXTPROTO */
1550void 1570void
1551rxvt_scr_report_position(pR) 1571rxvt_term::scr_report_position ()
1552{ 1572{
1553 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1573 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1554} 1574}
1555 1575
1556/* ------------------------------------------------------------------------- * 1576/* ------------------------------------------------------------------------- *
1557 * FONTS * 1577 * FONTS *
1558 * ------------------------------------------------------------------------- */ 1578 * ------------------------------------------------------------------------- */
1559 1579
1560/* 1580/*
1561 * Set font style 1581 * Set font style
1562 */ 1582 */
1563/* INTPROTO */
1564void 1583void
1565rxvt_set_font_style(pR) 1584rxvt_term::set_font_style ()
1566{ 1585{
1567 switch (R->charsets[R->screen.charset]) { 1586 switch (charsets[screen.charset])
1587 {
1568 case '0': /* DEC Special Character & Line Drawing Set */ 1588 case '0': /* DEC Special Character & Line Drawing Set */
1569 break; 1589 break;
1570 case 'A': /* United Kingdom (UK) */ 1590 case 'A': /* United Kingdom (UK) */
1571 break; 1591 break;
1572 case 'B': /* United States (USASCII) */ 1592 case 'B': /* United States (USASCII) */
1573 break; 1593 break;
1574 case '<': /* Multinational character set */ 1594 case '<': /* Multinational character set */
1575 break; 1595 break;
1576 case '5': /* Finnish character set */ 1596 case '5': /* Finnish character set */
1577 break; 1597 break;
1578 case 'C': /* Finnish character set */ 1598 case 'C': /* Finnish character set */
1579 break; 1599 break;
1580 case 'K': /* German character set */ 1600 case 'K': /* German character set */
1581 break; 1601 break;
1582 } 1602 }
1583} 1603}
1584 1604
1585/* ------------------------------------------------------------------------- */ 1605/* ------------------------------------------------------------------------- */
… …
1588 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1608 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1589 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1609 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1590 * XTERM_SEQ: Invoke G2 character set: ESC N 1610 * XTERM_SEQ: Invoke G2 character set: ESC N
1591 * XTERM_SEQ: Invoke G3 character set: ESC O 1611 * XTERM_SEQ: Invoke G3 character set: ESC O
1592 */ 1612 */
1593/* EXTPROTO */
1594void 1613void
1595rxvt_scr_charset_choose(pR_ int set) 1614rxvt_term::scr_charset_choose (int set)
1596{ 1615{
1597 R->screen.charset = set; 1616 screen.charset = set;
1598 rxvt_set_font_style(aR); 1617 set_font_style ();
1599} 1618}
1600 1619
1601/* ------------------------------------------------------------------------- */ 1620/* ------------------------------------------------------------------------- */
1602/* 1621/*
1603 * Set a font 1622 * Set a font
… …
1605 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1624 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1606 * XTERM_SEQ: Set G2 character set: ESC * <C> 1625 * XTERM_SEQ: Set G2 character set: ESC * <C>
1607 * XTERM_SEQ: Set G3 character set: ESC + <C> 1626 * XTERM_SEQ: Set G3 character set: ESC + <C>
1608 * See set_font_style for possible values for <C> 1627 * See set_font_style for possible values for <C>
1609 */ 1628 */
1610/* EXTPROTO */
1611void 1629void
1612rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1630rxvt_term::scr_charset_set (int set, unsigned int ch)
1613{ 1631{
1614 R->charsets[set] = (unsigned char)ch; 1632 charsets[set] = (unsigned char)ch;
1615 rxvt_set_font_style(aR); 1633 set_font_style ();
1616} 1634}
1617 1635
1618
1619/* ------------------------------------------------------------------------- *
1620 * GRAPHICS COLOURS *
1621 * ------------------------------------------------------------------------- */
1622
1623#ifdef RXVT_GRAPHICS
1624/* EXTPROTO */
1625int
1626rxvt_scr_get_fgcolor(pR)
1627{
1628 return GET_FGCOLOR(R->rstyle);
1629}
1630
1631/* ------------------------------------------------------------------------- */
1632/* EXTPROTO */
1633int
1634rxvt_scr_get_bgcolor(pR)
1635{
1636 return GET_BGCOLOR(R->rstyle);
1637}
1638#endif
1639 1636
1640/* ------------------------------------------------------------------------- * 1637/* ------------------------------------------------------------------------- *
1641 * MAJOR SCREEN MANIPULATION * 1638 * MAJOR SCREEN MANIPULATION *
1642 * ------------------------------------------------------------------------- */ 1639 * ------------------------------------------------------------------------- */
1643 1640
1644/* 1641/*
1642 * refresh matching text.
1643 */
1644bool
1645rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1646{
1647 bool found = false;
1648
1649 for (int i = 0; i < nrow; i++)
1650 {
1651 int col = 0;
1652 rend_t *drp = drawn_buf[i].r;
1653
1654 for (; col < ncol; col++, drp++)
1655 if ((*drp & mask) == value)
1656 {
1657 found = true;
1658 *drp = ~value;
1659 }
1660 }
1661
1662 return found;
1663}
1664
1665/*
1645 * Refresh an area 1666 * Refresh an area
1646 */ 1667 */
1647enum { 1668enum {
1648 PART_BEG = 0, 1669 PART_BEG = 0,
1649 PART_END, 1670 PART_END,
1650 RC_COUNT 1671 RC_COUNT
1651}; 1672};
1652 1673
1653/* EXTPROTO */
1654void 1674void
1655rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1675rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1656{ 1676{
1657 int i; 1677 int i;
1658 row_col_t rc[RC_COUNT]; 1678 row_col_t rc[RC_COUNT];
1659 1679
1660 if (R->drawn_text == NULL) /* sanity check */ 1680 if (!drawn_buf) /* sanity check */
1661 return; 1681 return;
1662 1682
1663#ifdef DEBUG_STRICT 1683#ifndef NO_SLOW_LINK_SUPPORT
1664 x = max(x, (int)R->TermWin.int_bwidth); 1684 if (refresh_type == FAST_REFRESH && !display->is_local)
1665 x = min(x, (int)R->TermWin.width); 1685 {
1666 y = max(y, (int)R->TermWin.int_bwidth); 1686 y = 0;
1667 y = min(y, (int)R->TermWin.height); 1687 eheight = height;
1688 }
1668#endif 1689#endif
1669 1690
1670/* round down */ 1691 /* round down */
1671 rc[PART_BEG].col = Pixel2Col(x); 1692 rc[PART_BEG].col = Pixel2Col (x);
1672 rc[PART_BEG].row = Pixel2Row(y); 1693 rc[PART_BEG].row = Pixel2Row (y);
1673/* round up */ 1694 /* round up */
1674 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1695 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1675 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1696 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1676 1697
1677/* sanity checks */ 1698 /* sanity checks */
1678 for (i = PART_BEG; i < RC_COUNT; i++) { 1699 for (i = PART_BEG; i < RC_COUNT; i++)
1679 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1680 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1681 } 1700 {
1701 min_it (rc[i].col, ncol - 1);
1702 min_it (rc[i].row, nrow - 1);
1703 }
1682 1704
1683 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));
1684
1685 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1705 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1686 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1706 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1687 (rc[PART_END].col - rc[PART_BEG].col + 1));
1688 1707
1689 if (refresh) 1708 if (refresh)
1690 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1709 scr_refresh (SLOW_REFRESH);
1691} 1710}
1692 1711
1693/* ------------------------------------------------------------------------- */ 1712/* ------------------------------------------------------------------------- */
1694/* 1713/*
1695 * Refresh the entire screen 1714 * Refresh the entire screen
1696 */ 1715 */
1697/* EXTPROTO */
1698void 1716void
1699rxvt_scr_touch(pR_ Bool refresh) 1717rxvt_term::scr_touch (bool refresh)
1700{ 1718{
1701 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1719 scr_expose (0, 0, width, height, refresh);
1702} 1720}
1703 1721
1704/* ------------------------------------------------------------------------- */ 1722/* ------------------------------------------------------------------------- */
1705/* 1723/*
1706 * Move the display so that the line represented by scrollbar value Y is at 1724 * Move the display so that the line represented by scrollbar value Y is at
1707 * the top of the screen 1725 * the top of the screen
1708 */ 1726 */
1709/* EXTPROTO */
1710int 1727int
1711rxvt_scr_move_to(pR_ int y, int len) 1728rxvt_term::scr_move_to (int y, int len)
1712{ 1729{
1713 long p = 0; 1730 long p = 0;
1714 uint16_t oldviewstart; 1731 unsigned int oldviewstart;
1715 1732
1716 oldviewstart = R->TermWin.view_start; 1733 oldviewstart = view_start;
1734
1717 if (y < len) { 1735 if (y < len)
1718 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len; 1736 {
1737 p = (nrow + nsaved) * (len - y) / len;
1719 p -= (long)(R->TermWin.nrow - 1); 1738 p -= (long) (nrow - 1);
1720 p = max(p, 0); 1739 p = max (p, 0);
1721 } 1740 }
1722 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1723 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1724 1741
1742 view_start = (unsigned int)min (p, nsaved);
1743
1725 return rxvt_scr_changeview(aR_ oldviewstart); 1744 return scr_changeview (oldviewstart);
1726} 1745}
1727 1746
1728/* ------------------------------------------------------------------------- */ 1747/* ------------------------------------------------------------------------- */
1729/* 1748/*
1730 * Page the screen up/down nlines 1749 * Page the screen up/down nlines
1731 * direction should be UP or DN 1750 * direction should be UP or DN
1732 */ 1751 */
1733/* EXTPROTO */
1734int 1752int
1735rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1753rxvt_term::scr_page (enum page_dirn direction, int nlines)
1736{ 1754{
1737 int n; 1755 int n;
1738 uint16_t oldviewstart; 1756 unsigned int oldviewstart;
1739 1757
1740 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1741#ifdef DEBUG_STRICT
1742 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1743#endif
1744 oldviewstart = R->TermWin.view_start; 1758 oldviewstart = view_start;
1759
1745 if (direction == UP) { 1760 if (direction == UP)
1761 {
1746 n = R->TermWin.view_start + nlines; 1762 n = view_start + nlines;
1747 R->TermWin.view_start = min(n, R->TermWin.nscrolled); 1763 view_start = min (n, nsaved);
1748 } else { 1764 }
1765 else
1766 {
1749 n = R->TermWin.view_start - nlines; 1767 n = view_start - nlines;
1750 R->TermWin.view_start = max(n, 0); 1768 view_start = max (n, 0);
1751 } 1769 }
1770
1752 return rxvt_scr_changeview(aR_ oldviewstart); 1771 return scr_changeview (oldviewstart);
1753} 1772}
1754 1773
1755/* INTPROTO */
1756int 1774int
1757rxvt_scr_changeview(pR_ uint16_t oldviewstart) 1775rxvt_term::scr_changeview (unsigned int oldviewstart)
1758{ 1776{
1759 if (R->TermWin.view_start != oldviewstart) { 1777 if (view_start != oldviewstart)
1778 {
1760 R->want_refresh = 1; 1779 want_refresh = 1;
1761#ifdef RXVT_GRAPHICS
1762 if (rxvt_Gr_Displayed(aR))
1763 rxvt_Gr_scroll(aR_ 0);
1764#endif
1765 R->num_scr -= (R->TermWin.view_start - oldviewstart); 1780 num_scr -= (view_start - oldviewstart);
1766 } 1781 }
1782
1767 return (int)(R->TermWin.view_start - oldviewstart); 1783 return (int) (view_start - oldviewstart);
1768} 1784}
1769 1785
1770/* ------------------------------------------------------------------------- */ 1786/* ------------------------------------------------------------------------- */
1771/* EXTPROTO */
1772void 1787void
1773rxvt_scr_bell(pR) 1788rxvt_term::scr_bell ()
1774{ 1789{
1775#ifndef NO_BELL 1790#ifndef NO_BELL
1791
1776# ifndef NO_MAPALERT 1792# ifndef NO_MAPALERT
1777# ifdef MAPALERT_OPTION 1793# ifdef MAPALERT_OPTION
1778 if (R->Options & Opt_mapAlert) 1794 if (options & Opt_mapAlert)
1779# endif 1795# endif
1780 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1796 XMapWindow (display->display, parent[0]);
1781# endif 1797# endif
1798
1782 if (R->Options & Opt_visualBell) { 1799 if (options & Opt_visualBell)
1800 {
1783 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1801 scr_rvideo_mode (!rvideo); /* refresh also done */
1802 rxvt_usleep (VISUAL_BELL_DURATION);
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1803 scr_rvideo_mode (!rvideo); /* refresh also done */
1804 }
1785 } else 1805 else
1786 XBell(R->Xdisplay, 0); 1806 XBell (display->display, 0);
1807
1787#endif 1808#endif
1788} 1809}
1789 1810
1790/* ------------------------------------------------------------------------- */ 1811/* ------------------------------------------------------------------------- */
1791/* ARGSUSED */ 1812/* ARGSUSED */
1792/* EXTPROTO */
1793void 1813void
1794rxvt_scr_printscreen(pR_ int fullhist) 1814rxvt_term::scr_printscreen (int fullhist)
1795{ 1815{
1796#ifdef PRINTPIPE 1816#ifdef PRINTPIPE
1797 int i, r1, nrows, row_offset; 1817 int nrows, row_start;
1798 text_t *t; 1818 FILE *fd;
1799 FILE *fd;
1800 1819
1801 if ((fd = rxvt_popen_printer(aR)) == NULL) 1820 if ((fd = popen_printer ()) == NULL)
1802 return; 1821 return;
1803 nrows = R->TermWin.nrow; 1822
1804 row_offset = R->TermWin.saveLines;
1805 if (!fullhist) 1823 if (fullhist)
1806 row_offset -= R->TermWin.view_start;
1807 else {
1808 nrows += R->TermWin.nscrolled;
1809 row_offset -= R->TermWin.nscrolled;
1810 } 1824 {
1825 nrows = nrow + nsaved;
1826 row_start = -nsaved;
1827 }
1828 else
1829 {
1830 nrows = nrow;
1831 row_start = -view_start;
1832 }
1811 1833
1834 wctomb (0, 0);
1835
1812 for (r1 = 0; r1 < nrows; r1++) { 1836 for (int r1 = 0; r1 < nrows; r1++)
1813 t = R->screen.text[r1 + row_offset];
1814 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1815 if (!isspace(t[i]))
1816 break;
1817 fprintf(fd, "%.*s\n", (i + 1), t);
1818 } 1837 {
1838 text_t *tp = ROW(r1).t;
1839 int len = ROW(r1).l;
1840
1841 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1842 {
1843 char mb[MB_LEN_MAX];
1844 text_t t = *tp++;
1845 if (t == NOCHAR)
1846 continue;
1847
1848 len = wctomb (mb, t);
1849
1850 if (len <= 0)
1851 {
1852 mb[0] = ' ';
1853 len = 1;
1854 }
1855
1856 fwrite (mb, 1, len, fd);
1857 }
1858
1859 fputc ('\n', fd);
1860 }
1861
1819 rxvt_pclose_printer(fd); 1862 pclose_printer (fd);
1820#endif 1863#endif
1821} 1864}
1822 1865
1823/* ------------------------------------------------------------------------- */ 1866/* ------------------------------------------------------------------------- */
1824/* 1867/*
1825 * Refresh the screen 1868 * Refresh the screen
1826 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1869 * drawn_text/drawn_rend contain the screen information before the update.
1827 * R->screen.text/R->screen.rend contain what the screen will change to. 1870 * screen.text/screen.rend contain what the screen will change to.
1828 */ 1871 */
1829
1830#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD)
1831# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink))
1832# define MONO_BOLD_FG(x, fg) MONO_BOLD(x)
1833#else
1834# define MONO_BOLD(x) \
1835 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1836# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1837#endif
1838
1839#define FONT_WIDTH(X, Y) \
1840 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1841#define FONT_RBEAR(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1843#define FONT_LBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1845#define IS_FONT_CHAR(X, Y) \
1846 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1847
1848/* EXTPROTO */
1849void 1872void
1850rxvt_scr_refresh(pR_ unsigned char refresh_type) 1873rxvt_term::scr_refresh (unsigned char refresh_type)
1851{ 1874{
1852 unsigned char clearfirst, /* first character writes before cell */
1853 clearlast, /* last character writes beyond cell */
1854 must_clear, /* use draw_string not draw_image_string */ 1875 unsigned char must_clear, /* use draw_string not draw_image_string */
1855#ifndef NO_BOLDFONT
1856 bfont, /* we've changed font to bold font */
1857#endif
1858 rvid, /* reverse video this position */
1859 wbyte, /* we're in multibyte */
1860 showcursor; /* show the cursor */ 1876 showcursor; /* show the cursor */
1861 int fore, back; /* desired foreground/background */
1862 int16_t col, row, /* column/row we're processing */ 1877 int16_t col, row, /* column/row we're processing */
1863 ocrow; /* old cursor row */ 1878 ocrow; /* old cursor row */
1864 int cursorwidth;
1865 int i, /* tmp */ 1879 int i; /* tmp */
1866 row_offset; /* basic offset in screen structure */
1867#ifndef NO_CURSORCOLOR 1880#ifndef NO_CURSORCOLOR
1868 rend_t cc1; /* store colours at cursor position(s) */ 1881 rend_t cc1; /* store colours at cursor position (s) */
1869 rend_t cc2; /* store colours at cursor position(s) */
1870#endif 1882#endif
1871 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1883 rend_t *crp; // cursor rendition pointer
1872 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1873 char *buffer; /* local copy of R->buffer */
1874 1884
1885 want_refresh = 0; /* screen is current */
1886
1875 if (refresh_type == NO_REFRESH || !R->TermWin.mapped) 1887 if (refresh_type == NO_REFRESH || !mapped)
1876 return; 1888 return;
1877 1889
1878 /* 1890 /*
1879 * A: set up vars 1891 * A: set up vars
1880 */ 1892 */
1881 clearfirst = clearlast = must_clear = wbyte = 0; 1893 must_clear = 0;
1882#ifndef NO_BOLDFONT 1894 refresh_count = 0;
1883 bfont = 0;
1884#endif
1885 1895
1886 if (R->currmaxcol < R->TermWin.ncol) 1896#if XPM_BACKGROUND
1897 must_clear |= bgPixmap.pixmap != None;
1898#endif
1899#if TRANSPARENT
1900 must_clear |= (options & Opt_transparent) && am_transparent;
1901#endif
1902 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1903
1904 /*
1905 * B: reverse any characters which are selected
1906 */
1907 scr_reverse_selection ();
1908
1909 /*
1910 * C: set the cursor character (s)
1911 */
1912 {
1913 unsigned char setoldcursor;
1914 rend_t ccol1, /* Cursor colour */
1915 ccol2; /* Cursor colour2 */
1916
1917 showcursor = (screen.flags & Screen_VisibleCursor);
1918#ifdef CURSOR_BLINK
1919 if (hidden_cursor)
1920 showcursor = 0;
1921#endif
1922
1923 if (showcursor)
1887 { 1924 {
1888 R->currmaxcol = R->TermWin.ncol; 1925 int col = screen.cur.col;
1889 R->buffer = (char *)rxvt_realloc (R->buffer,
1890 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1891 }
1892 1926
1893 buffer = R->buffer; 1927 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1894 R->refresh_count = 0; 1928 col--;
1895 1929
1896 row_offset = R->TermWin.saveLines - R->TermWin.view_start; 1930 crp = &ROW(screen.cur.row).r[col];
1897 1931
1898 if ((refresh_type & REFRESH_BOUNDS))
1899 {
1900 clearfirst = clearlast = 1;
1901 R->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903
1904#if defined(XPM_BACKGROUND)
1905 must_clear |= (R->bgPixmap.pixmap != None);
1906#endif
1907#if defined(TRANSPARENT)
1908 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1909#endif
1910 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1911
1912/*
1913 * B: reverse any characters which are selected
1914 */
1915 rxvt_scr_reverse_selection(aR);
1916
1917/*
1918 * C: set the cursor character(s)
1919 */
1920 {
1921 unsigned char setoldcursor;
1922 rend_t ccol1, /* Cursor colour */
1923 ccol2; /* Cursor colour2 */
1924
1925 showcursor = (R->screen.flags & Screen_VisibleCursor);
1926 cursorwidth = 0;
1927#ifdef CURSOR_BLINK
1928 if (R->hidden_cursor)
1929 showcursor = 0;
1930#endif
1931
1932 cursorwidth = 0;
1933
1934 if (showcursor) 1932 if (showcursor && focus)
1935 { 1933 {
1936 cursorwidth++; 1934 if (options & Opt_cursorUnderline)
1937 1935 *crp ^= RS_Uline;
1938 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 1936 else
1939 [R->screen.cur.col]);
1940
1941 if (showcursor && R->TermWin.focus)
1942 { 1937 {
1943 *srp ^= RS_RVid; 1938 *crp ^= RS_RVid;
1939
1944#ifndef NO_CURSORCOLOR 1940#ifndef NO_CURSORCOLOR
1945 cc1 = *srp & (RS_fgMask | RS_bgMask); 1941 cc1 = *crp & (RS_fgMask | RS_bgMask);
1946 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 1942 if (ISSET_PIXCOLOR (Color_cursor))
1947 ccol1 = Color_cursor; 1943 ccol1 = Color_cursor;
1948 else 1944 else
1949#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 1945#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1950 ccol1 = GET_FGCOLOR(R->rstyle); 1946 ccol1 = GET_FGCOLOR (rstyle);
1951#else 1947#else
1952 ccol1 = Color_fg; 1948 ccol1 = Color_fg;
1953#endif 1949#endif
1954 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2)) 1950 if (ISSET_PIXCOLOR (Color_cursor2))
1955 ccol2 = Color_cursor2; 1951 ccol2 = Color_cursor2;
1956 else 1952 else
1957#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 1953#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1958 ccol2 = GET_BGCOLOR(R->rstyle); 1954 ccol2 = GET_BGCOLOR (rstyle);
1959#else 1955#else
1960 ccol2 = Color_bg; 1956 ccol2 = Color_bg;
1961#endif 1957#endif
1962 *srp = SET_FGCOLOR(*srp, ccol1); 1958 *crp = SET_FGCOLOR (*crp, ccol1);
1963 *srp = SET_BGCOLOR(*srp, ccol2); 1959 *crp = SET_BGCOLOR (*crp, ccol2);
1964#endif 1960#endif
1965 }
1966
1967 while (IS_WIDE (*srp))
1968 cursorwidth++, srp++;
1969 }
1970
1971 /* make sure no outline cursor is left around */
1972 setoldcursor = 0;
1973 if (ocrow != -1) {
1974 if (R->screen.cur.row + R->TermWin.view_start != ocrow
1975 || R->screen.cur.col != R->oldcursor.col) {
1976 if (ocrow < R->TermWin.nrow
1977 && R->oldcursor.col < R->TermWin.ncol) {
1978 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1979 } 1961 }
1980 if (R->TermWin.focus || !showcursor)
1981 R->oldcursor.row = -1;
1982 else
1983 setoldcursor = 1;
1984 }
1985 } else if (!R->TermWin.focus)
1986 setoldcursor = 1;
1987 if (setoldcursor) {
1988 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1989 R->oldcursor.row = -1;
1990 else {
1991 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1992 R->oldcursor.col = R->screen.cur.col;
1993 } 1962 }
1994 } 1963 }
1964
1965 /* make sure no outline cursor is left around */
1966 setoldcursor = 0;
1967 if (ocrow != -1)
1968 {
1969 if (screen.cur.row + view_start != ocrow
1970 || screen.cur.col != oldcursor.col)
1971 {
1972 if (ocrow < nrow
1973 && oldcursor.col < ncol)
1974 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
1975
1976 if (focus || !showcursor)
1977 oldcursor.row = -1;
1978 else
1979 setoldcursor = 1;
1980 }
1995 } 1981 }
1982 else if (!focus)
1983 setoldcursor = 1;
1984
1985 if (setoldcursor)
1986 {
1987 if (screen.cur.row + view_start >= nrow)
1988 oldcursor.row = -1;
1989 else
1990 {
1991 oldcursor.row = screen.cur.row + view_start;
1992 oldcursor.col = screen.cur.col;
1993 }
1994 }
1995 }
1996
1997#if ENABLE_OVERLAY
1998 scr_swap_overlay ();
1999#endif
1996 2000
1997#ifndef NO_SLOW_LINK_SUPPORT 2001#ifndef NO_SLOW_LINK_SUPPORT
1998/* 2002 /*
1999 * D: CopyArea pass - very useful for slower links 2003 * D: CopyArea pass - very useful for slower links
2000 * This has been deliberately kept simple. 2004 * This has been deliberately kept simple.
2001 */ 2005 */
2002 i = R->num_scr; 2006 i = num_scr;
2007 if (!display->is_local
2003 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i 2008 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2004 && abs(i) < R->TermWin.nrow && !must_clear) 2009 && abs (num_scr) < nrow && !must_clear)
2005 { 2010 {
2006 int16_t nits; 2011 int16_t nits;
2007 int j; 2012 int j;
2008 rend_t *drp2; 2013 int len, wlen;
2009 text_t *dtp2;
2010 int len, wlen;
2011 2014
2012 j = R->TermWin.nrow; 2015 j = nrow;
2013 wlen = len = -1; 2016 wlen = len = -1;
2014 row = i > 0 ? 0 : j - 1; 2017 row = i > 0 ? 0 : j - 1;
2015 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2018 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2016 { 2019 {
2017 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) 2020 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2018 { 2021 {
2019 stp = R->screen.text[row + row_offset]; 2022 line_t s = ROW(row - view_start);
2020 srp = R->screen.rend[row + row_offset];
2021 dtp = R->drawn_text[row]; 2023 line_t d = drawn_buf[row];
2022 dtp2 = R->drawn_text[row + i]; 2024 line_t d2 = drawn_buf[row + i];
2023 drp = R->drawn_rend[row];
2024 drp2 = R->drawn_rend[row + i];
2025 2025
2026 for (nits = 0, col = R->TermWin.ncol; col--; ) 2026 for (nits = 0, col = ncol; col--; )
2027 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2027 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2028 nits--; 2028 nits--;
2029 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2029 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2030 nits++; 2030 nits++;
2031 2031
2032 if (nits > 8) /* XXX: arbitrary choice */ 2032 if (nits > 8) /* XXX: arbitrary choice */
2033 {
2034 for (col = ncol; col--; )
2033 { 2035 {
2034 for (col = R->TermWin.ncol; col--; ) 2036 *d.t++ = *d2.t++;
2037 *d.r++ = *d2.r++;
2038 }
2039
2040 if (len == -1)
2041 len = row;
2042
2043 wlen = row;
2044 continue;
2045 }
2046 }
2047
2048 if (len != -1)
2049 {
2050 /* also comes here at end if needed because of >= above */
2051 if (wlen < len)
2052 ::swap (wlen, len);
2053
2054 XCopyArea (display->display, vt, vt,
2055 gc, 0, Row2Pixel (len + i),
2056 (unsigned int)TermWin_TotalWidth (),
2057 (unsigned int)Height2Pixel (wlen - len + 1),
2058 0, Row2Pixel (len));
2059 len = -1;
2060 }
2061 }
2062 }
2063#endif
2064
2065 /*
2066 * E: main pass across every character
2067 */
2068 for (row = 0; row < nrow; row++)
2069 {
2070 text_t *stp = ROW(row - view_start).t;
2071 rend_t *srp = ROW(row - view_start).r;
2072 text_t *dtp = drawn_buf[row].t;
2073 rend_t *drp = drawn_buf[row].r;
2074
2075 /*
2076 * E2: OK, now the real pass
2077 */
2078 int ypixel = (int)Row2Pixel (row);
2079
2080 for (col = 0; col < ncol; col++)
2081 {
2082 /* compare new text with old - if exactly the same then continue */
2083 if (stp[col] == dtp[col] /* Must match characters to skip. */
2084 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2085 || (stp[col] == ' ' /* space w/ no background change */
2086 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2087 continue;
2088
2089 // redraw one or more characters
2090
2091 // seek to the beginning of wide characters
2092 while (stp[col] == NOCHAR && col > 0)
2093 --col;
2094
2095 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2096 text_t *text = stp + col;
2097 int count = 1;
2098
2099 dtp[col] = stp[col];
2100 drp[col] = rend;
2101
2102 int xpixel = Col2Pixel (col);
2103
2104 for (i = 0; ++col < ncol; )
2105 {
2106 if (stp[col] == NOCHAR)
2107 {
2108 dtp[col] = stp[col];
2109 drp[col] = rend;
2110 count++;
2111 i++;
2112
2113 continue;
2114 }
2115
2116 if (!RS_SAME (rend, srp[col]))
2117 break;
2118
2119 count++;
2120
2121 if (stp[col] != dtp[col]
2122 || !RS_SAME (srp[col], drp[col]))
2123 {
2124 if (must_clear && (i++ > count / 2))
2125 break;
2126
2127 dtp[col] = stp[col];
2128 drp[col] = rend;
2129 i = 0;
2130 }
2131 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2132 break;
2133 }
2134
2135 col--; /* went one too far. move back */
2136 count -= i; /* dump any matching trailing chars */
2137
2138 // sometimes we optimize away the trailing NOCHAR's, add them back
2139 while (i && text[count] == NOCHAR)
2140 count++, i--;
2141
2142 /*
2143 * Determine the attributes for the string
2144 */
2145 int fore = GET_FGCOLOR (rend); // desired foreground
2146 int back = GET_BGCOLOR (rend); // desired background
2147
2148 // only do special processing if any attributes are set, which is rare
2149 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2150 {
2151#if ENABLE_STYLES
2152 // force redraw after "careful" characters to avoid pixel droppings
2153 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2154 drp[col + 1] = ~srp[col + 1];
2155
2156 // include previous careful character(s) if possible, looks nicer (best effort...)
2157 while (text > stp
2158 && srp[text - stp - 1] & RS_Careful
2159 && RS_SAME (rend, srp[text - stp - 1]))
2160 text--, count++, xpixel -= fwidth;
2161#endif
2162
2163 bool invert = rend & RS_RVid;
2164
2165#ifndef NO_BOLD_UNDERLINE_REVERSE
2166 if (rend & RS_Bold
2167 && fore == Color_fg)
2168 {
2169 if (ISSET_PIXCOLOR (Color_BD))
2170 fore = Color_BD;
2171# if !ENABLE_STYLES
2172 else
2173 invert = !invert;
2174# endif
2175 }
2176
2177 if (rend & RS_Italic
2178 && fore == Color_fg)
2179 {
2180 if (ISSET_PIXCOLOR (Color_IT))
2181 fore = Color_IT;
2182# if !ENABLE_STYLES
2183 else
2184 invert = !invert;
2185# endif
2186 }
2187
2188 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2189 fore = Color_UL;
2190#endif
2191
2192 if (invert)
2193 {
2194 ::swap (fore, back);
2195
2196#ifndef NO_BOLD_UNDERLINE_REVERSE
2197 if (ISSET_PIXCOLOR (Color_RV))
2198 back = Color_RV;
2199
2200 if (fore == back)
2201 {
2202 fore = Color_bg;
2203 back = Color_fg;
2204 }
2205#endif
2206 }
2207
2208#ifdef TEXT_BLINK
2209 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2210 {
2211 if (!text_blink_ev.active)
2212 {
2213 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2214 hidden_text = 0;
2215 }
2216 else if (hidden_text)
2217 fore = back;
2218 }
2219#endif
2220 }
2221
2222 /*
2223 * Actually do the drawing of the string here
2224 */
2225 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2226
2227 if (back == fore)
2228 font->clear_rect (*drawable, xpixel, ypixel,
2229 fwidth * count, fheight,
2230 back);
2231 else if (back == Color_bg)
2232 {
2233 if (must_clear)
2234 {
2235 CLEAR_CHARS (xpixel, ypixel, count);
2236
2237 for (i = 0; i < count; i++) /* don't draw empty strings */
2238 if (text[i] != ' ')
2035 { 2239 {
2036 *dtp++ = *dtp2++; 2240 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2037 *drp++ = *drp2++; 2241 break;
2038 } 2242 }
2039
2040 if (len == -1)
2041 len = row;
2042
2043 wlen = row;
2044 continue;
2045 } 2243 }
2046 }
2047
2048 if (len != -1)
2049 {
2050 /* also comes here at end if needed because of >= above */
2051 if (wlen < len)
2052 SWAP_IT(wlen, len, int);
2053 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2054 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2055 R->TermWin.gc, 0, Row2Pixel(len + i),
2056 (unsigned int)TermWin_TotalWidth(),
2057 (unsigned int)Height2Pixel(wlen - len + 1),
2058 0, Row2Pixel(len));
2059 len = -1;
2060 }
2061 }
2062 }
2063#endif
2064
2065/*
2066 * E: main pass across every character
2067 */
2068 for (row = 0; row < R->TermWin.nrow; row++)
2069 {
2070 stp = R->screen.text[row + row_offset];
2071 srp = R->screen.rend[row + row_offset];
2072 dtp = R->drawn_text[row];
2073 drp = R->drawn_rend[row];
2074
2075/*
2076 * E2: OK, now the real pass
2077 */
2078 int ypixel = (int)Row2Pixel(row);
2079
2080 for (col = 0; col < R->TermWin.ncol; col++)
2081 {
2082 /* compare new text with old - if exactly the same then continue */
2083 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2084
2085 if (stp[col] == dtp[col] /* Must match characters to skip. */
2086 && (rend == drp[col] /* Either rendition the same or */
2087 || (stp[col] == ' ' /* space w/ no background change */
2088 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2089 continue;
2090
2091 text_t *text = stp + col;
2092 int count = 1;
2093
2094 /* redraw one or more characters */
2095
2096 dtp[col] = stp[col];
2097 drp[col] = rend;
2098
2099 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2100 continue;
2101
2102 int xpixel = Col2Pixel(col);
2103
2104 // this loop looks very messy, it can probably be optimized
2105 // and cleaned a bit by you?
2106 for (i = 0; ++col < R->TermWin.ncol; )
2107 {
2108 if (stp[col] == NOCHAR)
2109 {
2110 dtp[col] = stp[col];
2111 drp[col] = rend;
2112 count++;
2113
2114 if (i) // only possible skip if char unchanged
2115 i++;
2116
2117 continue;
2118 }
2119
2120 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2121 break;
2122
2123 count++;
2124
2125 if (stp[col] != dtp[col]
2126 || srp[col] != drp[col])
2127 {
2128 if (must_clear && (i++ > (count / 2)))
2129 break;
2130
2131 dtp[col] = stp[col];
2132 drp[col] = rend;
2133 i = 0;
2134 }
2135 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2136 break;
2137 }
2138
2139 col--; /* went one too far. move back */
2140 count -= i; /* dump any matching trailing chars */
2141
2142/*
2143 * Determine the attributes for the string
2144 */
2145 int fid = GET_FONT(rend);
2146 fore = GET_FGCOLOR(rend);
2147 back = GET_BGCOLOR(rend);
2148 rend = GET_ATTR(rend);
2149
2150 rvid = (rend & RS_RVid) ? 1 : 0;
2151#ifdef OPTION_HC
2152 if (!rvid && (rend & RS_Blink))
2153 {
2154 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2155 back = Color_HC;
2156 else 2244 else
2157 rvid = !rvid; /* fall back */ 2245 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2158 } 2246 }
2159#endif 2247 else
2160 if (rvid) 2248 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2249
2250 if (rend & RS_Uline && font->descent > 1 && fore != back)
2161 { 2251 {
2162 SWAP_IT(fore, back, int); 2252#if ENABLE_FRILLS
2163 2253 if (ISSET_PIXCOLOR (Color_underline))
2164#ifndef NO_BOLD_UNDERLINE_REVERSE 2254 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2165 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2166# ifndef NO_CURSORCOLOR
2167 && !ISSET_PIXCOLOR(R, Color_cursor)
2168# endif
2169 )
2170 back = Color_RV;
2171#endif
2172 }
2173#ifndef NO_BOLD_UNDERLINE_REVERSE
2174 else if (rend & RS_Bold)
2175 {
2176 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD))
2177 {
2178 fore = Color_BD;
2179# ifndef VERYBOLD
2180 rend &= ~RS_Bold; /* we've taken care of it */
2181# endif
2182 }
2183 }
2184 else if (rend & RS_Uline)
2185 {
2186 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2187 {
2188 fore = Color_UL;
2189 rend &= ~RS_Uline; /* we've taken care of it */
2190 }
2191 }
2192#endif
2193
2194/*
2195 * Actually do the drawing of the string here
2196 */
2197 rxvt_font *font = (*R->TermWin.fontset)[fid];
2198
2199 if (back == Color_bg)
2200 {
2201 if (must_clear)
2202 {
2203 for (i = 0; i < count; i++) /* don't draw empty strings */
2204 if (text[i] != ' ')
2205 {
2206 font->draw (xpixel, ypixel, text, count, fore, -1);
2207 goto nodraw;
2208 }
2209
2210 CLEAR_CHARS(xpixel, ypixel, count);
2211nodraw: ;
2212 }
2213 else 2255 else
2214 font->draw (xpixel, ypixel, text, count, fore, Color_bg); 2256#endif
2215 } 2257 XSetForeground (display->display, gc, pix_colors[fore]);
2216 else
2217 font->draw (xpixel, ypixel, text, count, fore, back);
2218 2258
2219 if ((rend & RS_Uline) && (font->descent > 1))
2220 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc, 2259 XDrawLine (display->display, drawBuffer, gc,
2221 xpixel, ypixel + font->ascent + 1, 2260 xpixel, ypixel + font->ascent + 1,
2222 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2261 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2262 }
2223 } /* for (col....) */ 2263 } /* for (col....) */
2224 } /* for (row....) */ 2264 } /* for (row....) */
2225 2265
2226/* 2266#if ENABLE_OVERLAY
2267 scr_swap_overlay ();
2268#endif
2269
2270 /*
2227 * G: cleanup cursor and display outline cursor if necessary 2271 * G: cleanup cursor and display outline cursor if necessary
2228 */ 2272 */
2229 if (showcursor) { 2273 if (showcursor)
2230 if (R->TermWin.focus) { 2274 {
2231 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines] 2275 if (focus)
2232 [R->screen.cur.col]); 2276 {
2277 if (options & Opt_cursorUnderline)
2278 *crp ^= RS_Uline;
2279 else
2280 {
2233 *srp ^= RS_RVid; 2281 *crp ^= RS_RVid;
2234#ifndef NO_CURSORCOLOR 2282#ifndef NO_CURSORCOLOR
2235 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2283 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2236#endif 2284#endif
2285 }
2286 }
2237 } else if (R->oldcursor.row >= 0) { 2287 else if (oldcursor.row >= 0)
2288 {
2289 int cursorwidth = 1;
2290 int col = oldcursor.col;
2291
2292 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2293 col--;
2294
2295 while (col + cursorwidth < ncol
2296 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2297 cursorwidth++;
2298
2238#ifndef NO_CURSORCOLOR 2299#ifndef NO_CURSORCOLOR
2239 unsigned long gcmask; /* Graphics Context mask */
2240
2241 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) { 2300 if (ISSET_PIXCOLOR (Color_cursor))
2242 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]); 2301 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2302#endif
2303
2304 XDrawRectangle (display->display, drawBuffer, gc,
2305 Col2Pixel (col),
2306 Row2Pixel (oldcursor.row),
2307 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2308 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2309 }
2310 }
2311
2312 /*
2313 * H: cleanup selection
2314 */
2315 scr_reverse_selection ();
2316
2317 if (refresh_type & SMOOTH_REFRESH)
2318 XFlush (display->display);
2319
2320 num_scr = 0;
2321 num_scr_allow = 1;
2322}
2323
2324void
2325rxvt_term::scr_remap_chars (const line_t &l)
2326{
2327 if (!l.t)
2328 return;
2329
2330 for (int i = ncol; i--; )
2331 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2332}
2333
2334void
2335rxvt_term::scr_remap_chars ()
2336{
2337 for (int i = total_rows; i--; )
2338 scr_remap_chars (row_buf [i]);
2339
2340 for (int i = nrow; i--; )
2341 {
2342 scr_remap_chars (drawn_buf [i]);
2343 scr_remap_chars (swap_buf [i]);
2344 }
2345}
2346
2347void
2348rxvt_term::scr_recolour ()
2349{
2350 if (1
2351#if TRANSPARENT
2352 && !am_transparent
2353#endif
2354#if XPM_BACKGROUND
2355 && !bgPixmap.pixmap
2356#endif
2357 )
2358 {
2359 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2360 XClearWindow (display->display, parent[0]);
2361 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2362#if HAVE_SCROLLBARS
2363 if (scrollBar.win)
2364 {
2365 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2366 scrollBar.setIdle ();
2367 scrollbar_show (0);
2368 }
2369#endif
2370 }
2371
2372 scr_clear ();
2373 scr_touch (true);
2374 want_refresh = 1;
2375}
2376
2377/* ------------------------------------------------------------------------- */
2378void
2379rxvt_term::scr_clear (bool really)
2380{
2381 if (!mapped)
2382 return;
2383
2384 num_scr_allow = 0;
2385 want_refresh = 1;
2386
2387 if (really)
2388 XClearWindow (display->display, vt);
2389}
2390
2391/* ------------------------------------------------------------------------- */
2392void
2393rxvt_term::scr_reverse_selection ()
2394{
2395 if (selection.op
2396 && current_screen == selection.screen
2397 && selection.end.row >= -view_start)
2398 {
2399 int view_end = -view_start + nrow;
2400 int row, col;
2401
2402#if ENABLE_FRILLS
2403 if (selection.rect)
2404 {
2405 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)
2406 for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++)
2407 srp[col] ^= RS_RVid;
2408 }
2409 else
2410#endif
2411 {
2412 if (selection.beg.row >= -view_start)
2413 {
2414 col = selection.beg.col;
2415 row = selection.beg.row;
2243 } 2416 }
2244#endif
2245 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2246 Col2Pixel(R->oldcursor.col),
2247 Row2Pixel(R->oldcursor.row),
2248 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2249 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2250 }
2251 }
2252/*
2253 * H: cleanup selection
2254 */
2255 rxvt_scr_reverse_selection(aR);
2256
2257/*
2258 * I: other general cleanup
2259 */
2260 if (clearfirst && R->TermWin.int_bwidth)
2261 /*
2262 * clear the whole screen height, note that width == 0 is treated
2263 * specially by XClearArea
2264 */
2265 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2266 (unsigned int)R->TermWin.int_bwidth,
2267 (unsigned int)TermWin_TotalHeight(), False);
2268 if (clearlast && R->TermWin.int_bwidth)
2269 /*
2270 * clear the whole screen height, note that width == 0 is treated
2271 * specially by XClearArea
2272 */
2273 XClearArea(R->Xdisplay, R->TermWin.vt,
2274 R->TermWin.width + R->TermWin.int_bwidth, 0,
2275 (unsigned int)R->TermWin.int_bwidth,
2276 (unsigned int)TermWin_TotalHeight(), False);
2277 if (refresh_type & SMOOTH_REFRESH)
2278 XSync(R->Xdisplay, False);
2279
2280 R->num_scr = 0;
2281 R->num_scr_allow = 1;
2282 R->want_refresh = 0; /* screen is current */
2283}
2284/* ------------------------------------------------------------------------- */
2285
2286/* EXTPROTO */
2287void
2288rxvt_scr_clear(pR)
2289{
2290 if (!R->TermWin.mapped)
2291 return;
2292 R->num_scr_allow = 0;
2293 R->want_refresh = 1;
2294#ifdef TRANSPARENT
2295 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2296 int i;
2297
2298 if (!(R->Options & Opt_transparent_all))
2299 i = 0;
2300 else 2417 else
2301 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window)); 2418 {
2302 for (; i--;)
2303 if (R->TermWin.parent[i] != None)
2304 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2305 }
2306#endif
2307 XClearWindow(R->Xdisplay, R->TermWin.vt);
2308}
2309
2310/* ------------------------------------------------------------------------- */
2311/* INTPROTO */
2312void
2313rxvt_scr_reverse_selection(pR)
2314{
2315 int i, col, row, end_row;
2316 rend_t *srp;
2317
2318 if (R->selection.op && R->current_screen == R->selection.screen) {
2319 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2320 i = R->selection.beg.row + R->TermWin.saveLines;
2321 row = R->selection.end.row + R->TermWin.saveLines;
2322 if (i >= end_row)
2323 col = R->selection.beg.col;
2324 else {
2325 col = 0; 2419 col = 0;
2326 i = end_row; 2420 row = view_start;
2327 } 2421 }
2328 end_row += R->TermWin.nrow; 2422
2329 for (; i < row && i < end_row; i++, col = 0) 2423 for (; row < min (selection.end.row, view_end); row++, col = 0)
2330 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2424 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2331#ifndef OPTION_HC
2332 srp[col] ^= RS_RVid; 2425 srp[col] ^= RS_RVid;
2333#else 2426
2334 srp[col] ^= RS_Blink; 2427 if (row == selection.end.row)
2335#endif 2428 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2336 if (i == row && i < end_row)
2337 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2338#ifndef OPTION_HC
2339 srp[col] ^= RS_RVid; 2429 srp[col] ^= RS_RVid;
2340#else 2430 }
2341 srp[col] ^= RS_Blink;
2342#endif
2343 } 2431 }
2344} 2432}
2345 2433
2346/* ------------------------------------------------------------------------- */ 2434/* ------------------------------------------------------------------------- */
2347/* 2435/*
2348 * Dump the whole scrollback and screen to the passed filedescriptor. The 2436 * Dump the whole scrollback and screen to the passed filedescriptor. The
2349 * invoking routine must close the fd. 2437 * invoking routine must close the fd.
2350 */ 2438 */
2351#if 0 2439#if 0
2352/* EXTPROTO */
2353void 2440void
2354rxvt_scr_dump(pR_ int fd) 2441rxvt_term::scr_dump (int fd)
2355{ 2442{
2356 int row, wrote; 2443 int row, wrote;
2357 unsigned int width, towrite; 2444 unsigned int width, towrite;
2358 char r1[] = "\n"; 2445 char r1[] = "\n";
2359 2446
2360 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2447 for (row = saveLines - nsaved;
2361 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2448 row < saveLines + nrow - 1; row++)
2362 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2449 {
2363 : R->TermWin.ncol; 2450 width = row_buf[row].l >= 0 ? row_buf[row].l
2451 : ncol;
2364 for (towrite = width; towrite; towrite -= wrote) { 2452 for (towrite = width; towrite; towrite -= wrote)
2453 {
2365 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2454 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2366 towrite); 2455 towrite);
2367 if (wrote < 0) 2456 if (wrote < 0)
2368 return; /* XXX: death, no report */ 2457 return; /* XXX: death, no report */
2369 } 2458 }
2370 if (R->screen.tlen[row] >= 0) 2459 if (row_buf[row].l >= 0)
2371 if (write(fd, r1, 1) <= 0) 2460 if (write (fd, r1, 1) <= 0)
2372 return; /* XXX: death, no report */ 2461 return; /* XXX: death, no report */
2373 } 2462 }
2374} 2463}
2375#endif 2464#endif
2376 2465
2377/* ------------------------------------------------------------------------- * 2466/* ------------------------------------------------------------------------- *
2378 * CHARACTER SELECTION * 2467 * CHARACTER SELECTION *
2379 * ------------------------------------------------------------------------- */ 2468 * ------------------------------------------------------------------------- */
2380
2381/*
2382 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2383 */
2384/* EXTPROTO */
2385void 2469void
2386rxvt_selection_check(pR_ int check_more) 2470rxvt_term::selection_check (int check_more)
2387{ 2471{
2388 row_col_t pos; 2472 row_col_t pos;
2389 2473
2390 if (!R->selection.op) 2474 if (!selection.op)
2391 return; 2475 return;
2392 2476
2393 pos.row = pos.col = 0; 2477 pos.row = pos.col = 0;
2394 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2478 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)
2395 || (R->selection.beg.row >= R->TermWin.nrow) 2479 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)
2396 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2480 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow)
2397 || (R->selection.mark.row >= R->TermWin.nrow)
2398 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2399 || (R->selection.end.row >= R->TermWin.nrow)
2400 || (check_more == 1 2481 || (check_more == 1
2401 && R->current_screen == R->selection.screen 2482 && current_screen == selection.screen
2402 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2483 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2403 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2484 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2404 || (check_more == 2 2485 || (check_more == 2
2405 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2486 && ROWCOL_IS_BEFORE (selection.beg, pos)
2406 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2487 && ROWCOL_IS_AFTER (selection.end, pos))
2407 || (check_more == 3 2488 || (check_more == 3
2408 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2489 && ROWCOL_IS_AFTER (selection.end, pos))
2409 || (check_more == 4 /* screen width change */ 2490 || (check_more == 4 /* screen width change */
2410 && (R->selection.beg.row != R->selection.end.row 2491 && (selection.beg.row != selection.end.row
2411 || R->selection.end.col > R->TermWin.ncol))) 2492 || selection.end.col > ncol)))
2412 CLEAR_SELECTION(R); 2493 CLEAR_SELECTION ();
2413} 2494}
2414 2495
2415/* ------------------------------------------------------------------------- */ 2496/* ------------------------------------------------------------------------- */
2416/* 2497/*
2417 * Paste a selection direct to the command fd 2498 * Paste a selection direct to the command fd
2418 */ 2499 */
2419/* INTPROTO */
2420void 2500void
2421rxvt_PasteIt (pR_ const unsigned char *data, unsigned int nitems) 2501rxvt_term::paste (unsigned char *data, unsigned int len)
2422{ 2502{
2423 unsigned int i, j, n;
2424 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2425
2426 /* convert normal newline chars into common keyboard Return key sequence */ 2503 /* convert normal newline chars into common keyboard Return key sequence */
2427 for (i = 0; i < nitems; i += PROP_SIZE) 2504 for (unsigned int i = 0; i < len; i++)
2428 { 2505 if (data[i] == C0_LF)
2429 n = min (nitems - i, PROP_SIZE); 2506 data[i] = C0_CR;
2430 MEMCPY (ds, data + i, n);
2431 for (j = 0; j < n; j++)
2432 if (ds[j] == '\n')
2433 ds[j] = '\r';
2434 R->tt_write (ds, (int)n);
2435 }
2436 2507
2437 free(ds); 2508 tt_write (data, len);
2438} 2509}
2439 2510
2440/* ------------------------------------------------------------------------- */ 2511/* ------------------------------------------------------------------------- */
2441/* 2512/*
2442 * Respond to a notification that a primary selection has been sent 2513 * Respond to a notification that a primary selection has been sent
2443 * EXT: SelectionNotify 2514 * EXT: SelectionNotify
2444 */ 2515 */
2445/* EXTPROTO */ 2516void
2446int
2447rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2517rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2448{ 2518{
2449 long nread = 0;
2450 unsigned long bytes_after;
2451 XTextProperty ct;
2452#ifdef MULTICHAR_SET
2453 int dummy_count;
2454 char **cl;
2455#endif
2456
2457 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2458
2459 if (prop == None) { /* check for failed XConvertSelection */ 2519 if (prop == None) /* check for failed XConvertSelection */
2460#ifdef MULTICHAR_SET 2520 {
2461 if ((R->selection_type & Sel_CompoundText)) { 2521 if ((selection_type & Sel_CompoundText))
2522 {
2462 int selnum = R->selection_type & Sel_whereMask; 2523 int selnum = selection_type & Sel_whereMask;
2463 2524
2464 R->selection_type = 0; 2525 selection_type = 0;
2465 if (selnum != Sel_direct) 2526 if (selnum != Sel_direct)
2466 rxvt_selection_request_other(aR_ XA_STRING, selnum); 2527 selection_request_other (XA_STRING, selnum);
2528 }
2529
2530 if ((selection_type & Sel_UTF8String))
2467 } 2531 {
2468#endif 2532 int selnum = selection_type & Sel_whereMask;
2533
2534 selection_type = Sel_CompoundText;
2535 if (selnum != Sel_direct)
2536 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2537 else
2538 selection_type = 0;
2539 }
2540
2469 return 0; 2541 return;
2542 }
2543
2544 unsigned long bytes_after;
2545 XTextProperty ct;
2546
2547 if (XGetWindowProperty (display->display, win, prop,
2548 0, PROP_SIZE / 4,
2549 delete_prop, AnyPropertyType,
2550 &ct.encoding, &ct.format,
2551 &ct.nitems, &bytes_after,
2552 &ct.value) != Success)
2470 } 2553 {
2471 for (;;) { 2554 ct.value = 0;
2555 goto bailout;
2556 }
2557
2558 if (ct.encoding == None)
2559 goto bailout;
2560
2561 if (bytes_after)
2562 {
2563 // fetch and append remaining data
2564 XTextProperty ct2;
2565
2472 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2566 if (XGetWindowProperty (display->display, win, prop,
2473 (long)(PROP_SIZE / 4), delete_prop, 2567 ct.nitems / 4, (bytes_after + 3) / 4,
2568 delete_prop, AnyPropertyType,
2474 AnyPropertyType, &ct.encoding, &ct.format, 2569 &ct2.encoding, &ct2.format,
2475 &ct.nitems, &bytes_after, 2570 &ct2.nitems, &bytes_after,
2476 &ct.value) != Success) 2571 &ct2.value) != Success)
2477 break; 2572 goto bailout;
2478 if (ct.encoding == 0) { 2573
2479 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2574 // realloc should be compatible to XFree, here, and elsewhere, too
2480 break; 2575 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2576 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2577 ct.nitems += ct2.nitems;
2578
2579 XFree (ct2.value);
2580 }
2581
2582 if (ct.value == 0)
2583 goto bailout;
2584
2585 if (ct.encoding == xa[XA_INCR])
2586 {
2587 // INCR selection, start handshake
2588 if (!delete_prop)
2589 XDeleteProperty (display->display, win, prop);
2590
2591 selection_wait = Sel_incr;
2592 incr_buf_fill = 0;
2593 incr_ev.start (NOW + 10);
2594
2595 goto bailout;
2596 }
2597
2598 if (ct.nitems == 0)
2599 {
2600 if (selection_wait == Sel_incr)
2481 } 2601 {
2482 if (ct.value == NULL) { 2602 XFree (ct.value);
2483 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2603
2484 continue; 2604 // finally complete, now paste the whole thing
2605 selection_wait = Sel_normal;
2606 ct.value = (unsigned char *)incr_buf;
2607 ct.nitems = incr_buf_fill;
2608 incr_buf = 0;
2609 incr_buf_size = 0;
2610 incr_ev.stop ();
2611 }
2612 else
2485 } 2613 {
2486 if (ct.nitems == 0) {
2487 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2488 if (R->selection_wait == Sel_normal && nread == 0) { 2614 if (selection_wait == Sel_normal
2615 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2616 {
2489 /* 2617 /*
2490 * pass through again trying CUT_BUFFER0 if we've come from 2618 * pass through again trying CUT_BUFFER0 if we've come from
2491 * XConvertSelection() but nothing was presented 2619 * XConvertSelection () but nothing was presented
2492 */ 2620 */
2493 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2494 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2621 selection_paste (display->root, XA_CUT_BUFFER0, False);
2495 } 2622 }
2496 nread = -1; /* discount any previous stuff */ 2623
2497 break; 2624 goto bailout;
2625 }
2626 }
2627 else if (selection_wait == Sel_incr)
2628 {
2629 incr_ev.start (NOW + 10);
2630
2631 while (incr_buf_fill + ct.nitems > incr_buf_size)
2498 } 2632 {
2499 nread += ct.nitems; 2633 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2500#ifdef MULTICHAR_SET 2634 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2635 }
2636
2637 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2638 incr_buf_fill += ct.nitems;
2639
2640 goto bailout;
2641 }
2642
2643 char **cl;
2644 int cr;
2645
2646#if ENABLE_FRILLS
2647 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2648 // so recode it manually
2649 if (ct.encoding == xa[XA_UTF8_STRING])
2650 {
2651 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2652 char *s = rxvt_wcstombs (w);
2653 free (w);
2654 // TODO: strlen == only the first element will be converted. well...
2655 paste ((unsigned char *)s, strlen (s));
2656 free (s);
2657 }
2658 else
2659#endif
2501 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2660 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2502 &dummy_count) == Success && cl) { 2661 && cl)
2503 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2662 {
2663 for (int i = 0; i < cr; i++)
2664 paste ((unsigned char *)cl[i], strlen (cl[i]));
2665
2504 XFreeStringList(cl); 2666 XFreeStringList (cl);
2505 } else 2667 }
2506#endif 2668 else
2507 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2669 paste (ct.value, ct.nitems); // paste raw
2508 if (bytes_after == 0) 2670
2509 break; 2671bailout:
2510 XFree(ct.value); 2672 XFree (ct.value);
2511 } 2673
2512 if (ct.value)
2513 XFree(ct.value);
2514 if (R->selection_wait == Sel_normal) 2674 if (selection_wait == Sel_normal)
2515 R->selection_wait = Sel_none; 2675 selection_wait = Sel_none;
2516 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2517 return (int)nread;
2518} 2676}
2519 2677
2520/*
2521 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2522 */
2523/* EXTPROTO */
2524void 2678void
2679rxvt_term::incr_cb (time_watcher &w)
2680{
2681 selection_wait = Sel_none;
2682
2683 incr_buf_size = 0;
2684 free (incr_buf);
2685
2686 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2687}
2688
2689void
2525rxvt_selection_property(pR_ Window win, Atom prop) 2690rxvt_term::selection_property (Window win, Atom prop)
2526{ 2691{
2527 int reget_time = 0; 2692 if (prop == None || selection_wait != Sel_incr)
2528
2529 if (prop == None)
2530 return; 2693 return;
2531 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2532 if (R->selection_wait == Sel_normal) {
2533 int a, afmt;
2534 Atom atype;
2535 unsigned long bytes_after, nitems;
2536 unsigned char *s = NULL;
2537 2694
2538 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2695 selection_paste (win, prop, true);
2539 R->xa[XA_INCR], &atype, &afmt, &nitems,
2540 &bytes_after, &s);
2541 if (s)
2542 XFree(s);
2543 if (a != Success)
2544 return;
2545#ifndef __CYGWIN32__
2546 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2547 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2548 XDeleteProperty(R->Xdisplay, win, prop);
2549 XFlush(R->Xdisplay);
2550 reget_time = 1;
2551 R->selection_wait = Sel_incr;
2552 }
2553#endif
2554 } else if (R->selection_wait == Sel_incr) {
2555 reget_time = 1;
2556 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2557 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2558 R->selection_wait = Sel_none;
2559 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2560 }
2561 }
2562 if (reget_time) { /* received more data so reget time */
2563 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2564 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2565 }
2566} 2696}
2697
2567/* ------------------------------------------------------------------------- */ 2698/* ------------------------------------------------------------------------- */
2568/* 2699/*
2569 * Request the current selection: 2700 * Request the current selection:
2570 * Order: > internal selection if available 2701 * Order: > internal selection if available
2571 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2702 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2572 * > CUT_BUFFER0 2703 * > CUT_BUFFER0
2573 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2704 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2574 * will auto fallback to CUT_BUFFER0 2705 * will auto fallback to CUT_BUFFER0
2575 * EXT: button 2 release 2706 * EXT: button 2 release
2576 */ 2707 */
2577/* EXTPROTO */
2578void 2708void
2579rxvt_selection_request(pR_ Time tm, int x, int y) 2709rxvt_term::selection_request (Time tm, int x, int y)
2580{ 2710{
2581 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y));
2582 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2711 if (x < 0 || x >= width || y < 0 || y >= height)
2583 return; /* outside window */ 2712 return; /* outside window */
2584 2713
2585 if (R->selection.text != NULL) { /* internal selection */ 2714 if (selection.text)
2586 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2715 { /* internal selection */
2587 rxvt_PasteIt(aR_ R->selection.text, R->selection.len); 2716 char *str = rxvt_wcstombs (selection.text, selection.len);
2717 paste ((unsigned char *)str, strlen (str));
2718 free (str);
2588 return; 2719 return;
2589 } else { 2720 }
2590 int i; 2721 else
2722 {
2723 int i;
2591 2724
2592 R->selection_request_time = tm; 2725 selection_request_time = tm;
2593 R->selection_wait = Sel_normal; 2726 selection_wait = Sel_normal;
2727
2594 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2728 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2595#ifdef MULTICHAR_SET 2729 {
2596 R->selection_type = Sel_CompoundText; 2730#if X_HAVE_UTF8_STRING
2731 selection_type = Sel_UTF8String;
2732 if (selection_request_other (xa[XA_UTF8_STRING], i))
2733 return;
2597#else 2734#else
2598 R->selection_type = 0; 2735 selection_type = Sel_CompoundText;
2599#endif 2736 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2600 if (rxvt_selection_request_other(aR_
2601#ifdef MULTICHAR_SET
2602 R->xa[XA_COMPOUND_TEXT],
2603#else
2604 XA_STRING,
2605#endif
2606 i))
2607 return; 2737 return;
2738#endif
2608 } 2739 }
2609 } 2740 }
2741
2610 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2742 selection_wait = Sel_none; /* don't loop in selection_paste () */
2611 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2612 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2743 selection_paste (display->root, XA_CUT_BUFFER0, false);
2613} 2744}
2614 2745
2615/* INTPROTO */
2616int 2746int
2617rxvt_selection_request_other(pR_ Atom target, int selnum) 2747rxvt_term::selection_request_other (Atom target, int selnum)
2618{ 2748{
2619 Atom sel; 2749 Atom sel;
2620#ifdef DEBUG_SELECT
2621 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2622#endif
2623 2750
2624 R->selection_type |= selnum; 2751 selection_type |= selnum;
2752
2625 if (selnum == Sel_Primary) 2753 if (selnum == Sel_Primary)
2626 sel = XA_PRIMARY; 2754 sel = XA_PRIMARY;
2627 else if (selnum == Sel_Secondary) 2755 else if (selnum == Sel_Secondary)
2628 sel = XA_SECONDARY; 2756 sel = XA_SECONDARY;
2629 else 2757 else
2630 sel = R->xa[XA_CLIPBOARD]; 2758 sel = xa[XA_CLIPBOARD];
2759
2631 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2760 if (XGetSelectionOwner (display->display, sel) != None)
2632 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2761 {
2633 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2762 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2634 R->TermWin.vt, R->selection_request_time); 2763 vt, selection_request_time);
2635 return 1; 2764 return 1;
2636 } 2765 }
2766
2637 return 0; 2767 return 0;
2638} 2768}
2639 2769
2640/* ------------------------------------------------------------------------- */ 2770/* ------------------------------------------------------------------------- */
2641/* 2771/*
2642 * Clear all selected text 2772 * Clear all selected text
2643 * EXT: SelectionClear 2773 * EXT: SelectionClear
2644 */ 2774 */
2645/* EXTPROTO */
2646void 2775void
2647rxvt_selection_clear(pR) 2776rxvt_term::selection_clear ()
2648{ 2777{
2649 D_SELECT((stderr, "rxvt_selection_clear()"));
2650
2651 R->want_refresh = 1; 2778 want_refresh = 1;
2652 if (R->selection.text)
2653 free(R->selection.text); 2779 free (selection.text);
2654 R->selection.text = NULL; 2780 selection.text = NULL;
2655 R->selection.len = 0; 2781 selection.len = 0;
2656 CLEAR_SELECTION(R); 2782 CLEAR_SELECTION ();
2783
2784 if (display->selection_owner == this)
2785 display->selection_owner = 0;
2657} 2786}
2658 2787
2659/* ------------------------------------------------------------------------- */ 2788/* ------------------------------------------------------------------------- */
2660/* 2789/*
2661 * Copy a selection into the cut buffer 2790 * Copy a selection into the cut buffer
2662 * EXT: button 1 or 3 release 2791 * EXT: button 1 or 3 release
2663 */ 2792 */
2664/* EXTPROTO */
2665void 2793void
2666rxvt_selection_make(pR_ Time tm) 2794rxvt_term::selection_make (Time tm)
2667{ 2795{
2668 int i, col, end_col, row, end_row; 2796 int i;
2669 unsigned char *new_selection_text; 2797 wchar_t *new_selection_text;
2670 char *str; 2798 text_t *t;
2671 text_t *t;
2672#ifdef ACS_ASCII
2673 rend_t *re;
2674#endif
2675 2799
2676 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2677 switch (R->selection.op) { 2800 switch (selection.op)
2801 {
2678 case SELECTION_CONT: 2802 case SELECTION_CONT:
2679 break; 2803 break;
2680 case SELECTION_INIT: 2804 case SELECTION_INIT:
2681 CLEAR_SELECTION(R); 2805 CLEAR_SELECTION ();
2682 /* FALLTHROUGH */ 2806 /* FALLTHROUGH */
2683 case SELECTION_BEGIN: 2807 case SELECTION_BEGIN:
2684 R->selection.op = SELECTION_DONE; 2808 selection.op = SELECTION_DONE;
2685 /* FALLTHROUGH */ 2809 /* FALLTHROUGH */
2686 default: 2810 default:
2687 return; 2811 return;
2688 } 2812 }
2813
2689 R->selection.op = SELECTION_DONE; 2814 selection.op = SELECTION_DONE;
2690 2815
2691 if (R->selection.clicks == 4) 2816 if (selection.clicks == 4)
2692 return; /* nothing selected, go away */ 2817 return; /* nothing selected, go away */
2693 2818
2694 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2819 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2695 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2820 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2696 2821
2697 new_selection_text = (unsigned char *)str; 2822 int ofs = 0;
2823 int extra = 0;
2698 2824
2699 col = R->selection.beg.col; 2825 int col = selection.beg.col;
2700 MAX_IT(col, 0); 2826 int row = selection.beg.row;
2701 row = R->selection.beg.row + R->TermWin.saveLines;
2702 end_row = R->selection.end.row + R->TermWin.saveLines;
2703 2827
2828 int end_col;
2829
2704 for (; row <= end_row; row++, col = 0) 2830 for (; row <= selection.end.row; row++, col = 0)
2831 {
2832#if ENABLE_FRILLS
2833 if (selection.rect)
2705 { 2834 {
2706 t = &(R->screen.text[row][col]); 2835 col = selection.beg.col;
2707
2708 end_col = R->screen.tlen[row];
2709
2710 if (end_col == -1)
2711 end_col = R->TermWin.ncol; 2836 end_col = ncol + 1;
2837 }
2838 else
2839#endif
2840 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN
2712 2841
2713 if (row == end_row) 2842 col = max (col, 0);
2843
2844 if (row == selection.end.row || selection.rect)
2714 MIN_IT (end_col, R->selection.end.col); 2845 end_col = min (end_col, selection.end.col);
2715 2846
2847 t = ROW(row).t + col;
2716 for (; col < end_col; col++) 2848 for (; col < end_col; col++)
2849 {
2717 if (*t == NOCHAR) 2850 if (*t == NOCHAR)
2718 t++; 2851 t++;
2852#if ENABLE_COMBINING
2853 else if (IS_COMPOSE (*t))
2854 {
2855 int len = rxvt_composite.expand (*t, 0);
2856
2857 extra -= (len - 1);
2858
2859 if (extra < 0)
2860 {
2861 extra += i;
2862 i += i;
2863 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2864 }
2865
2866 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2867 }
2868#endif
2719 else 2869 else
2720 { 2870 new_selection_text[ofs++] = *t++;
2721 int len = wctomb (str, *t++);
2722 if (len > 0)
2723 str += len;
2724 }
2725
2726 if (R->screen.tlen[row] != -1 && row != end_row)
2727 *str++ = '\n';
2728 } 2871 }
2729 2872
2730#ifndef NO_OLD_SELECTION 2873 if (!ROW(row).is_longer () && row != selection.end.row)
2731 if (R->selection_style == OLD_SELECT) 2874 new_selection_text[ofs++] = C0_LF;
2732 if (end_col == R->TermWin.ncol) 2875 }
2733 *str++ = '\n'; 2876
2734#endif
2735#ifndef NO_NEW_SELECTION
2736 if (R->selection_style != OLD_SELECT)
2737 if (end_col != R->selection.end.col) 2877 if (end_col != selection.end.col)
2738 *str++ = '\n'; 2878 new_selection_text[ofs++] = C0_LF;
2739#endif
2740 *str = '\0';
2741 2879
2742 i = str - (char *)new_selection_text; 2880 new_selection_text[ofs] = 0;
2881
2743 if (i == 0) 2882 if (ofs == 0)
2744 { 2883 {
2745 free (new_selection_text); 2884 free (new_selection_text);
2746 return; 2885 return;
2747 } 2886 }
2748 2887
2749 // due to MB_MAX_CUR, selection wastage is usually high
2750 if (str - (char *)new_selection_text > 1024)
2751 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2752
2753 R->selection.len = i;
2754 if (R->selection.text)
2755 free (R->selection.text); 2888 free (selection.text);
2756 2889
2757 R->selection.text = new_selection_text; 2890 // we usually allocate much more than necessary, so realloc it smaller again
2891 selection.len = ofs;
2892 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2758 2893
2759 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2894 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2760 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2895 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
2761 rxvt_print_error("can't get primary selection"); 2896 display->set_selection_owner (this);
2762 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2897 else
2763 PropModeReplace, R->selection.text, (int)R->selection.len); 2898 rxvt_warn ("can't get primary selection, ignoring.\n");
2899
2900#if 0
2901 XTextProperty ct;
2902
2903 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2904 {
2905 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2906 XFree (ct.value);
2907 }
2908#endif
2909
2764 R->selection_time = tm; 2910 selection_time = tm;
2765 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len));
2766} 2911}
2767 2912
2768/* ------------------------------------------------------------------------- */ 2913/* ------------------------------------------------------------------------- */
2769/* 2914/*
2770 * Mark or select text based upon number of clicks: 1, 2, or 3 2915 * Mark or select text based upon number of clicks: 1, 2, or 3
2771 * EXT: button 1 press 2916 * EXT: button 1 press
2772 */ 2917 */
2773/* EXTPROTO */
2774void 2918void
2775rxvt_selection_click(pR_ int clicks, int x, int y) 2919rxvt_term::selection_click (int clicks, int x, int y)
2776{ 2920{
2777 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2778
2779 clicks = ((clicks - 1) % 3) + 1; 2921 clicks = ((clicks - 1) % 3) + 1;
2780 R->selection.clicks = clicks; /* save clicks so extend will work */ 2922 selection.clicks = clicks; /* save clicks so extend will work */
2781 2923
2782 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 2924 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2925
2783 if (clicks == 2 || clicks == 3) 2926 if (clicks == 2 || clicks == 3)
2784 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 2927 selection_extend_colrow (selection.mark.col,
2785 R->selection.mark.row 2928 selection.mark.row + view_start,
2786 + R->TermWin.view_start,
2787 0, /* button 3 */ 2929 0, /* button 3 */
2788 1, /* button press */ 2930 1, /* button press */
2789 0); /* click change */ 2931 0); /* click change */
2790} 2932}
2791 2933
2792/* ------------------------------------------------------------------------- */ 2934/* ------------------------------------------------------------------------- */
2793/* 2935/*
2794 * Mark a selection at the specified col/row 2936 * Mark a selection at the specified col/row
2795 */ 2937 */
2796/* INTPROTO */
2797void 2938void
2798rxvt_selection_start_colrow(pR_ int col, int row) 2939rxvt_term::selection_start_colrow (int col, int row)
2799{ 2940{
2800 R->want_refresh = 1; 2941 want_refresh = 1;
2942
2943 selection.mark.row = row - view_start;
2801 R->selection.mark.col = col; 2944 selection.mark.col = col;
2802 R->selection.mark.row = row - R->TermWin.view_start; 2945
2803 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2946 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);
2804 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2947 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2948
2949 while (selection.mark.col > 0
2950 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2805 MAX_IT(R->selection.mark.col, 0); 2951 --selection.mark.col;
2806 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 2952
2807 2953 if (selection.op)
2808 if (R->selection.op) { /* clear the old selection */ 2954 { /* clear the old selection */
2809 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2955 selection.beg.row = selection.end.row = selection.mark.row;
2810 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2956 selection.beg.col = selection.end.col = selection.mark.col;
2811 } 2957 }
2958
2812 R->selection.op = SELECTION_INIT; 2959 selection.op = SELECTION_INIT;
2813 R->selection.screen = R->current_screen; 2960 selection.screen = current_screen;
2814} 2961}
2815 2962
2816/* ------------------------------------------------------------------------- */ 2963/* ------------------------------------------------------------------------- */
2817/* 2964/*
2818 * Word select: select text for 2 clicks 2965 * Word select: select text for 2 clicks
2819 * We now only find out the boundary in one direction 2966 * We now only find out the boundary in one direction
2820 */ 2967 */
2821 2968
2822/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 2969/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2823#define DELIMIT_TEXT(x) \ 2970#define DELIMIT_TEXT(x) \
2824 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 2971 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2825#ifdef MULTICHAR_SET
2826# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2827#else
2828# define DELIMIT_REND(x) 1 2972#define DELIMIT_REND(x) 1
2829#endif
2830 2973
2831/* INTPROTO */
2832void 2974void
2833rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 2975rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2834{ 2976{
2835 int col, row, dirnadd, tcol, trow, w1, w2; 2977 int col, row, dirnadd, tcol, trow, w1, w2;
2836 row_col_t bound; 2978 row_col_t bound;
2837 text_t *stp; 2979 text_t *stp;
2838 rend_t *srp; 2980 rend_t *srp;
2839 2981
2840 if (dirn == UP) { 2982 if (dirn == UP)
2841 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 2983 {
2984 bound.row = - nsaved - 1;
2842 bound.col = 0; 2985 bound.col = 0;
2843 dirnadd = -1; 2986 dirnadd = -1;
2844 } else { 2987 }
2845 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 2988 else
2989 {
2990 bound.row = nrow;
2846 bound.col = R->TermWin.ncol - 1; 2991 bound.col = ncol - 1;
2847 dirnadd = 1; 2992 dirnadd = 1;
2848 } 2993 }
2849 row = mark->row + R->TermWin.saveLines; 2994
2995 row = mark->row;
2850 col = mark->col; 2996 col = max (mark->col, 0);
2851 MAX_IT(col, 0); 2997
2852/* find the edge of a word */ 2998 /* find the edge of a word */
2853 stp = &(R->screen.text[row][col]); 2999 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2854 w1 = DELIMIT_TEXT(*stp); 3000 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2855 3001
2856 if (R->selection_style != NEW_SELECT) { 3002 for (;;)
2857 if (w1 == 1) { 3003 {
3004 for (; col != bound.col; col += dirnadd)
3005 {
2858 stp += dirnadd; 3006 stp += dirnadd;
2859 if (DELIMIT_TEXT(*stp) == 1)
2860 goto Old_Word_Selection_You_Die;
2861 col += dirnadd;
2862 }
2863 w1 = 0;
2864 }
2865 srp = (&R->screen.rend[row][col]);
2866 w2 = DELIMIT_REND(*srp);
2867
2868 for (;;) {
2869 for (; col != bound.col; col += dirnadd) {
2870 stp += dirnadd; 3007 srp += dirnadd;
3008
3009 if (*stp == NOCHAR)
3010 continue;
3011
2871 if (DELIMIT_TEXT(*stp) != w1) 3012 if (DELIMIT_TEXT (*stp) != w1)
3013 break;
3014 if (DELIMIT_REND (*srp) != w2)
3015 break;
3016 }
3017
3018 if ((col == bound.col) && (row != bound.row))
3019 {
3020 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3021 {
3022 trow = row + dirnadd;
3023 tcol = dirn == UP ? ncol - 1 : 0;
3024
3025 if (!ROW(trow).t)
2872 break; 3026 break;
2873 srp += dirnadd; 3027
2874 if (DELIMIT_REND(*srp) != w2) 3028 stp = ROW(trow).t + tcol;
3029 srp = ROW(trow).r + tcol;
3030
3031 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2875 break; 3032 break;
2876 } 3033
2877 if ((col == bound.col) && (row != bound.row)) {
2878 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2879 trow = row + dirnadd;
2880 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2881 if (R->screen.text[trow] == NULL)
2882 break;
2883 stp = &(R->screen.text[trow][tcol]);
2884 srp = &(R->screen.rend[trow][tcol]);
2885 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2886 break;
2887 row = trow; 3034 row = trow;
2888 col = tcol; 3035 col = tcol;
2889 continue; 3036 continue;
2890 } 3037 }
2891 } 3038 }
2892 break; 3039 break;
2893 } 3040 }
3041
2894 Old_Word_Selection_You_Die: 3042Old_Word_Selection_You_Die:
2895 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));
2896
2897 if (dirn == DN) 3043 if (dirn == DN)
2898 col++; /* put us on one past the end */ 3044 col++; /* put us on one past the end */
2899 3045
2900/* Poke the values back in */ 3046 /* Poke the values back in */
2901 ret->row = row - R->TermWin.saveLines; 3047 ret->row = row;
2902 ret->col = col; 3048 ret->col = col;
2903} 3049}
2904 3050
2905/* ------------------------------------------------------------------------- */ 3051/* ------------------------------------------------------------------------- */
2906/* 3052/*
2907 * Extend the selection to the specified x/y pixel location 3053 * Extend the selection to the specified x/y pixel location
2908 * EXT: button 3 press; button 1 or 3 drag 3054 * EXT: button 3 press; button 1 or 3 drag
2909 * flag == 0 ==> button 1 3055 * flag == 0 ==> button 1
2910 * flag == 1 ==> button 3 press 3056 * flag == 1 ==> button 3 press
2911 * flag == 2 ==> button 3 motion 3057 * flag == 2 ==> button 3 motion
2912 */ 3058 */
2913/* EXTPROTO */
2914void 3059void
2915rxvt_selection_extend(pR_ int x, int y, int flag) 3060rxvt_term::selection_extend (int x, int y, int flag)
2916{ 3061{
2917 int col, row; 3062 int col = clamp (Pixel2Col (x), 0, ncol);
3063 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2918 3064
2919 col = Pixel2Col(x); 3065 /*
2920 row = Pixel2Row(y);
2921 MAX_IT(row, 0);
2922 MIN_IT(row, (int)R->TermWin.nrow - 1);
2923 MAX_IT(col, 0);
2924 MIN_IT(col, (int)R->TermWin.ncol);
2925#ifndef NO_NEW_SELECTION
2926/*
2927 * If we're selecting characters (single click) then we must check first 3066 * If we're selecting characters (single click) then we must check first
2928 * if we are at the same place as the original mark. If we are then 3067 * if we are at the same place as the original mark. If we are then
2929 * select nothing. Otherwise, if we're to the right of the mark, you have to 3068 * select nothing. Otherwise, if we're to the right of the mark, you have to
2930 * be _past_ a character for it to be selected. 3069 * be _past_ a character for it to be selected.
2931 */ 3070 */
2932 if (R->selection_style != OLD_SELECT) {
2933 if (((R->selection.clicks % 3) == 1) && !flag 3071 if (((selection.clicks % 3) == 1) && !flag
2934 && (col == R->selection.mark.col 3072 && (col == selection.mark.col
2935 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3073 && (row == selection.mark.row + view_start)))
3074 {
2936 /* select nothing */ 3075 /* select nothing */
2937 R->selection.beg.row = R->selection.end.row = 0; 3076 selection.beg.row = selection.end.row = 0;
2938 R->selection.beg.col = R->selection.end.col = 0; 3077 selection.beg.col = selection.end.col = 0;
2939 R->selection.clicks = 4; 3078 selection.clicks = 4;
2940 R->want_refresh = 1; 3079 want_refresh = 1;
2941 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2942 return; 3080 return;
2943 }
2944 } 3081 }
2945#endif 3082
2946 if (R->selection.clicks == 4) 3083 if (selection.clicks == 4)
2947 R->selection.clicks = 1; 3084 selection.clicks = 1;
3085
2948 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3086 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2949 flag == 1 ? 1 : 0, /* ? button press */ 3087 flag == 1 ? 1 : 0, /* ? button press */
2950 0); /* no click change */ 3088 0); /* no click change */
2951} 3089}
2952 3090
2953/* ------------------------------------------------------------------------- */ 3091/* ------------------------------------------------------------------------- */
2954/* 3092/*
2955 * Extend the selection to the specified col/row 3093 * Extend the selection to the specified col/row
2956 */ 3094 */
2957/* INTPROTO */
2958void 3095void
2959rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3096rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
2960{ 3097{
2961 int16_t ncol = R->TermWin.ncol;
2962 int end_col;
2963 row_col_t pos; 3098 row_col_t pos;
2964 enum { 3099 enum {
2965 LEFT, RIGHT 3100 LEFT, RIGHT
2966 } closeto = RIGHT; 3101 } closeto = RIGHT;
2967 3102
2968 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));
2969 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));
2970
2971 R->want_refresh = 1; 3103 want_refresh = 1;
3104
2972 switch (R->selection.op) { 3105 switch (selection.op)
3106 {
2973 case SELECTION_INIT: 3107 case SELECTION_INIT:
2974 CLEAR_SELECTION(R); 3108 CLEAR_SELECTION ();
2975 R->selection.op = SELECTION_BEGIN; 3109 selection.op = SELECTION_BEGIN;
2976 /* FALLTHROUGH */ 3110 /* FALLTHROUGH */
2977 case SELECTION_BEGIN: 3111 case SELECTION_BEGIN:
2978 if (row != R->selection.mark.row || col != R->selection.mark.col 3112 if (row != selection.mark.row || col != selection.mark.col
2979 || (!button3 && buttonpress)) 3113 || (!button3 && buttonpress))
2980 R->selection.op = SELECTION_CONT; 3114 selection.op = SELECTION_CONT;
2981 break; 3115 break;
2982 case SELECTION_DONE: 3116 case SELECTION_DONE:
2983 R->selection.op = SELECTION_CONT; 3117 selection.op = SELECTION_CONT;
2984 /* FALLTHROUGH */ 3118 /* FALLTHROUGH */
2985 case SELECTION_CONT: 3119 case SELECTION_CONT:
2986 break; 3120 break;
2987 case SELECTION_CLEAR: 3121 case SELECTION_CLEAR:
2988 rxvt_selection_start_colrow(aR_ col, row); 3122 selection_start_colrow (col, row);
2989 /* FALLTHROUGH */ 3123 /* FALLTHROUGH */
2990 default: 3124 default:
2991 return; 3125 return;
2992 } 3126 }
3127
2993 if (R->selection.beg.col == R->selection.end.col 3128 if (selection.beg.col == selection.end.col
2994 && R->selection.beg.col != R->selection.mark.col 3129 && selection.beg.col != selection.mark.col
2995 && R->selection.beg.row == R->selection.end.row 3130 && selection.beg.row == selection.end.row
2996 && R->selection.beg.row != R->selection.mark.row) { 3131 && selection.beg.row != selection.mark.row)
3132 {
2997 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3133 selection.beg.col = selection.end.col = selection.mark.col;
2998 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3134 selection.beg.row = selection.end.row = selection.mark.row;
2999 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));
3000 } 3135 }
3001 3136
3002 pos.col = col; 3137 pos.col = col;
3003 pos.row = row; 3138 pos.row = row - view_start;
3004 3139
3005 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3140 /*
3006 3141 * This is mainly xterm style selection with a couple of differences, mainly
3007#ifndef NO_OLD_SELECTION 3142 * in the way button3 drag extension works.
3008/* 3143 * We're either doing: button1 drag; button3 press; or button3 drag
3009 * This mimics some of the selection behaviour of version 2.20 and before. 3144 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3010 * There are no ``selection modes'', button3 is always character extension. 3145 * is always at the left/right edge of the selection.
3011 * Note: button3 drag is always available, c.f. v2.20 3146 * b) button3 press: extend/contract character/word/line at whichever edge of
3012 * Selection always terminates (left or right as appropriate) at the mark. 3147 * the selection we are closest to.
3148 * c) button3 drag : extend/contract character/word/line - we select around
3149 * a point/word/line which is either the start or end of the selection
3150 * and it was decided by whichever point/word/line was `fixed' at the
3151 * time of the most recent button3 press
3013 */ 3152 */
3014 if (R->selection_style == OLD_SELECT) { 3153 if (button3 && buttonpress)
3015 if (R->selection.clicks == 1 || button3) { 3154 { /* button3 press */
3016 if (R->hate_those_clicks) { 3155 /*
3017 R->hate_those_clicks = 0; 3156 * first determine which edge of the selection we are closest to
3018 if (R->selection.clicks == 1) { 3157 */
3019 R->selection.beg.row = R->selection.mark.row; 3158 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3020 R->selection.beg.col = R->selection.mark.col; 3159 || (!ROWCOL_IS_AFTER (pos, selection.end)
3021 } else { 3160 && (((pos.col - selection.beg.col)
3161 + ((pos.row - selection.beg.row) * ncol))
3162 < ((selection.end.col - pos.col)
3163 + ((selection.end.row - pos.row) * ncol)))))
3164 closeto = LEFT;
3165
3166 if (closeto == LEFT)
3167 {
3168 selection.beg.row = pos.row;
3169 selection.beg.col = pos.col;
3170 selection.mark.row = selection.end.row;
3171 selection.mark.col = selection.end.col - (selection.clicks == 2);
3172 }
3173 else
3174 {
3175 selection.end.row = pos.row;
3176 selection.end.col = pos.col;
3022 R->selection.mark.row = R->selection.beg.row; 3177 selection.mark.row = selection.beg.row;
3023 R->selection.mark.col = R->selection.beg.col; 3178 selection.mark.col = selection.beg.col;
3179 }
3180 }
3181 else
3182 { /* button1 drag or button3 drag */
3183 if (ROWCOL_IS_AFTER (selection.mark, pos))
3184 {
3185 if (selection.mark.row == selection.end.row
3186 && selection.mark.col == selection.end.col
3187 && clickchange
3188 && selection.clicks == 2)
3189 selection.mark.col--;
3190
3191 selection.beg.row = pos.row;
3192 selection.beg.col = pos.col;
3193 selection.end.row = selection.mark.row;
3194 selection.end.col = selection.mark.col + (selection.clicks == 2);
3195 }
3196 else
3197 {
3198 selection.beg.row = selection.mark.row;
3199 selection.beg.col = selection.mark.col;
3200 selection.end.row = pos.row;
3201 selection.end.col = pos.col;
3202 }
3203 }
3204
3205 if (selection.clicks == 1)
3206 {
3207 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3208 && !ROW(selection.beg.row).is_longer ()
3209#if ENABLE_FRILLS
3210 && !selection.rect
3211#endif
3212 )
3213 selection.beg.col = ncol;
3214
3215 if (
3216 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3217 && !ROW(selection.end.row).is_longer ()
3218#if ENABLE_FRILLS
3219 && !selection.rect
3220#endif
3221 )
3222 selection.end.col = ncol;
3223 }
3224 else if (selection.clicks == 2)
3225 {
3226 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3227 selection.end.col--;
3228
3229 selection_delimit_word (UP, &selection.beg, &selection.beg);
3230 selection_delimit_word (DN, &selection.end, &selection.end);
3231 }
3232 else if (selection.clicks == 3)
3233 {
3234#if ENABLE_FRILLS
3235 if (options & Opt_tripleclickwords)
3236 {
3237 selection_delimit_word (UP, &selection.beg, &selection.beg);
3238
3239 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3240 {
3241 if (!ROW(end_row).is_longer ())
3242 {
3243 selection.end.row = end_row;
3244 selection.end.col = ROW(end_row).l;
3245 selection_remove_trailing_spaces ();
3246 break;
3024 } 3247 }
3025 } 3248 }
3026 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3027 R->selection.end.row = R->selection.mark.row;
3028 R->selection.end.col = R->selection.mark.col + 1;
3029 R->selection.beg.row = pos.row;
3030 R->selection.beg.col = pos.col;
3031 } else {
3032 R->selection.beg.row = R->selection.mark.row;
3033 R->selection.beg.col = R->selection.mark.col;
3034 R->selection.end.row = pos.row;
3035 R->selection.end.col = pos.col + 1;
3036 } 3249 }
3037 } else if (R->selection.clicks == 2) { 3250 else
3038 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3251#endif
3039 &(R->selection.beg)); 3252 {
3040 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3253 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3041 &(R->selection.end)); 3254 selection.mark.col++;
3042 R->hate_those_clicks = 1; 3255
3043 } else if (R->selection.clicks == 3) {
3044 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3045 R->selection.beg.col = 0; 3256 selection.beg.col = 0;
3046 R->selection.end.col = ncol; 3257 selection.end.col = ncol;
3047 R->hate_those_clicks = 1; 3258
3048 } 3259 // select a complete logical line
3049 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)); 3260 while (selection.beg.row > -saveLines
3050 return; 3261 && ROW(selection.beg.row - 1).is_longer ())
3051 } 3262 selection.beg.row--;
3052#endif /* ! NO_OLD_SELECTION */ 3263
3053#ifndef NO_NEW_SELECTION 3264 while (selection.end.row < nrow
3054/* selection_style must not be OLD_SELECT to get here */ 3265 && ROW(selection.end.row).is_longer ())
3055/* 3266 selection.end.row++;
3056 * This is mainly xterm style selection with a couple of differences, mainly
3057 * in the way button3 drag extension works.
3058 * We're either doing: button1 drag; button3 press; or button3 drag
3059 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3060 * is always at the left/right edge of the R->selection.
3061 * b) button3 press: extend/contract character/word/line at whichever edge of
3062 * the selection we are closest to.
3063 * c) button3 drag : extend/contract character/word/line - we select around
3064 * a point/word/line which is either the start or end of the selection
3065 * and it was decided by whichever point/word/line was `fixed' at the
3066 * time of the most recent button3 press
3067 */
3068 if (button3 && buttonpress) { /* button3 press */
3069 /* 3267 }
3070 * first determine which edge of the selection we are closest to 3268 }
3071 */ 3269
3072 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3270 if (button3 && buttonpress)
3073 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3271 { /* mark may need to be changed */
3074 && (((pos.col - R->selection.beg.col)
3075 + ((pos.row - R->selection.beg.row) * ncol))
3076 < ((R->selection.end.col - pos.col)
3077 + ((R->selection.end.row - pos.row) * ncol)))))
3078 closeto = LEFT;
3079 if (closeto == LEFT) { 3272 if (closeto == LEFT)
3080 R->selection.beg.row = pos.row; 3273 {
3081 R->selection.beg.col = pos.col;
3082 R->selection.mark.row = R->selection.end.row; 3274 selection.mark.row = selection.end.row;
3083 R->selection.mark.col = R->selection.end.col 3275 selection.mark.col = selection.end.col - (selection.clicks == 2);
3084 - (R->selection.clicks == 2); 3276 }
3085 } else { 3277 else
3086 R->selection.end.row = pos.row; 3278 {
3087 R->selection.end.col = pos.col;
3088 R->selection.mark.row = R->selection.beg.row; 3279 selection.mark.row = selection.beg.row;
3089 R->selection.mark.col = R->selection.beg.col; 3280 selection.mark.col = selection.beg.col;
3090 }
3091 } else { /* button1 drag or button3 drag */
3092 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3093 if ((R->selection.mark.row == R->selection.end.row)
3094 && (R->selection.mark.col == R->selection.end.col)
3095 && clickchange && R->selection.clicks == 2)
3096 R->selection.mark.col--;
3097 R->selection.beg.row = pos.row;
3098 R->selection.beg.col = pos.col;
3099 R->selection.end.row = R->selection.mark.row;
3100 R->selection.end.col = R->selection.mark.col
3101 + (R->selection.clicks == 2);
3102 } else {
3103 R->selection.beg.row = R->selection.mark.row;
3104 R->selection.beg.col = R->selection.mark.col;
3105 R->selection.end.row = pos.row;
3106 R->selection.end.col = pos.col;
3107 }
3108 }
3109
3110 if (R->selection.clicks == 1) {
3111 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3112 if (end_col != -1 && R->selection.beg.col > end_col) {
3113#if 1
3114 R->selection.beg.col = ncol;
3115#else
3116 if (R->selection.beg.row != R->selection.end.row)
3117 R->selection.beg.col = ncol;
3118 else
3119 R->selection.beg.col = R->selection.mark.col;
3120#endif
3121 }
3122 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3123 if (end_col != -1 && R->selection.end.col > end_col)
3124 R->selection.end.col = ncol;
3125
3126 } else if (R->selection.clicks == 2) {
3127 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3128 R->selection.end.col--;
3129 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3130 &(R->selection.beg));
3131 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3132 &(R->selection.end));
3133 } else if (R->selection.clicks == 3) {
3134#ifndef NO_FRILLS
3135 if ((R->Options & Opt_tripleclickwords)) {
3136 int end_row;
3137
3138 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3139 &(R->selection.beg));
3140 end_row = R->screen.tlen[R->selection.mark.row
3141 + R->TermWin.saveLines];
3142 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3143 end_row++) {
3144 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3145 if (end_col != -1) {
3146 R->selection.end.row = end_row;
3147 R->selection.end.col = end_col;
3148 rxvt_selection_remove_trailing_spaces(aR);
3149 break;
3150 }
3151 }
3152 } else
3153#endif
3154 { 3281 }
3155 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3156 R->selection.mark.col++;
3157 R->selection.beg.col = 0;
3158 R->selection.end.col = ncol;
3159 }
3160 } 3282 }
3161 if (button3 && buttonpress) { /* mark may need to be changed */
3162 if (closeto == LEFT) {
3163 R->selection.mark.row = R->selection.end.row;
3164 R->selection.mark.col = R->selection.end.col
3165 - (R->selection.clicks == 2);
3166 } else {
3167 R->selection.mark.row = R->selection.beg.row;
3168 R->selection.mark.col = R->selection.beg.col;
3169 }
3170 }
3171 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));
3172#endif /* ! NO_NEW_SELECTION */
3173}
3174 3283
3175#ifndef NO_FRILLS 3284#if ENABLE_FRILLS
3176/* INTPROTO */ 3285 if (selection.rect && selection.beg.col > selection.end.col)
3286 ::swap (selection.beg.col, selection.end.col);
3287#endif
3288}
3289
3290#if ENABLE_FRILLS
3177void 3291void
3178rxvt_selection_remove_trailing_spaces(pR) 3292rxvt_term::selection_remove_trailing_spaces ()
3179{ 3293{
3180 int32_t end_col, end_row; 3294 int32_t end_col, end_row;
3181 text_t *stp; 3295 text_t *stp;
3182 3296
3183 end_col = R->selection.end.col; 3297 end_col = selection.end.col;
3184 end_row = R->selection.end.row; 3298 end_row = selection.end.row;
3299
3185 for ( ; end_row >= R->selection.beg.row; ) { 3300 for (; end_row >= selection.beg.row; )
3186 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3301 {
3302 stp = ROW(end_row).t;
3303
3187 while (--end_col >= 0) { 3304 while (--end_col >= 0)
3188 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3189 break;
3190 } 3305 {
3191 if (end_col >= 0 3306 if (stp[end_col] != ' '
3192 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3307 && stp[end_col] != '\t'
3193 R->selection.end.col = end_col + 1; 3308 && stp[end_col] != NOCHAR)
3194 R->selection.end.row = end_row;
3195 break; 3309 break;
3196 } 3310 }
3311
3312 if (end_col >= 0
3313 || !ROW(end_row - 1).is_longer ())
3314 {
3315 selection.end.col = end_col + 1;
3316 selection.end.row = end_row;
3317 break;
3318 }
3319
3197 end_row--; 3320 end_row--;
3198 end_col = R->TermWin.ncol; 3321 end_col = ncol;
3199 } 3322 }
3323
3200 if (R->selection.mark.row > R->selection.end.row) { 3324 if (selection.mark.row > selection.end.row)
3325 {
3201 R->selection.mark.row = R->selection.end.row; 3326 selection.mark.row = selection.end.row;
3202 R->selection.mark.col = R->selection.end.col; 3327 selection.mark.col = selection.end.col;
3328 }
3203 } else if (R->selection.mark.row == R->selection.end.row 3329 else if (selection.mark.row == selection.end.row
3204 && R->selection.mark.col > R->selection.end.col) 3330 && selection.mark.col > selection.end.col)
3205 R->selection.mark.col = R->selection.end.col; 3331 selection.mark.col = selection.end.col;
3206} 3332}
3207#endif 3333#endif
3208 3334
3209/* ------------------------------------------------------------------------- */ 3335/* ------------------------------------------------------------------------- */
3210/* 3336/*
3211 * Double click on button 3 when already selected 3337 * Double click on button 3 when already selected
3212 * EXT: button 3 double click 3338 * EXT: button 3 double click
3213 */ 3339 */
3214/* EXTPROTO */
3215void 3340void
3216rxvt_selection_rotate(pR_ int x, int y) 3341rxvt_term::selection_rotate (int x, int y)
3217{ 3342{
3218 R->selection.clicks = R->selection.clicks % 3 + 1; 3343 selection.clicks = selection.clicks % 3 + 1;
3219 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3344 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3220} 3345}
3221
3222/* ------------------------------------------------------------------------- */
3223/*
3224 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3225 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3226 * the X11 protocol.
3227 */
3228typedef CARD32 Atom32;
3229 3346
3230/* ------------------------------------------------------------------------- */ 3347/* ------------------------------------------------------------------------- */
3231/* 3348/*
3232 * Respond to a request for our current selection 3349 * Respond to a request for our current selection
3233 * EXT: SelectionRequest 3350 * EXT: SelectionRequest
3234 */ 3351 */
3235/* EXTPROTO */
3236void 3352void
3237rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3353rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3238{ 3354{
3239 XSelectionEvent ev; 3355 XSelectionEvent ev;
3240#ifdef USE_XIM 3356 dDisp;
3357
3358 ev.type = SelectionNotify;
3359 ev.property = None;
3360 ev.display = rq.display;
3361 ev.requestor = rq.requestor;
3362 ev.selection = rq.selection;
3363 ev.target = rq.target;
3364 ev.time = rq.time;
3365
3366 if (rq.target == xa[XA_TARGETS])
3367 {
3241 Atom32 target_list[4]; 3368 Atom target_list[6];
3369 Atom *target = target_list;
3370
3371 *target++ = xa[XA_TARGETS];
3372 *target++ = xa[XA_TIMESTAMP];
3373 *target++ = XA_STRING;
3374 *target++ = xa[XA_TEXT];
3375 *target++ = xa[XA_COMPOUND_TEXT];
3376#if X_HAVE_UTF8_STRING
3377 *target++ = xa[XA_UTF8_STRING];
3378#endif
3379
3380 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3381 32, PropModeReplace,
3382 (unsigned char *)target_list, target - target_list);
3383 ev.property = rq.property;
3384 }
3385#if TODO // TODO
3386 else if (rq.target == xa[XA_MULTIPLE])
3387 {
3388 /* TODO: Handle MULTIPLE */
3389 }
3390#endif
3391 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3392 {
3393 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3394 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3395 ev.property = rq.property;
3396 }
3397 else if (rq.target == XA_STRING
3398 || rq.target == xa[XA_TEXT]
3399 || rq.target == xa[XA_COMPOUND_TEXT]
3400 || rq.target == xa[XA_UTF8_STRING]
3401 )
3402 {
3403 XTextProperty ct;
3404 Atom target = rq.target;
3405 short freect = 0;
3406 int selectlen;
3407 wchar_t *cl;
3408 enum {
3409 enc_string = XStringStyle,
3410 enc_text = XStdICCTextStyle,
3411 enc_compound_text = XCompoundTextStyle,
3412#ifdef X_HAVE_UTF8_STRING
3413 enc_utf8 = XUTF8StringStyle,
3242#else 3414#else
3243 Atom32 target_list[3]; 3415 enc_utf8 = -1,
3244#endif 3416#endif
3245 Atom target; 3417 } style;
3246 XTextProperty ct;
3247 XICCEncodingStyle style;
3248 char *cl[2], dummy[1];
3249 3418
3250 ev.type = SelectionNotify;
3251 ev.property = None;
3252 ev.display = rq->display;
3253 ev.requestor = rq->requestor;
3254 ev.selection = rq->selection;
3255 ev.target = rq->target;
3256 ev.time = rq->time;
3257
3258 if (rq->target == R->xa[XA_TARGETS]) {
3259 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3260 target_list[1] = (Atom32) XA_STRING;
3261 target_list[2] = (Atom32) R->xa[XA_TEXT];
3262#ifdef USE_XIM
3263 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3264#endif
3265 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3266 (8 * sizeof(target_list[0])), PropModeReplace,
3267 (unsigned char *)target_list,
3268 (sizeof(target_list) / sizeof(target_list[0])));
3269 ev.property = rq->property;
3270 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3271 /* TODO: Handle MULTIPLE */
3272 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3273 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3274 (8 * sizeof(Time)), PropModeReplace,
3275 (unsigned char *)&R->selection_time, 1);
3276 ev.property = rq->property;
3277 } else if (rq->target == XA_STRING
3278 || rq->target == R->xa[XA_COMPOUND_TEXT]
3279 || rq->target == R->xa[XA_TEXT]) {
3280#ifdef USE_XIM
3281 short freect = 0;
3282#endif
3283 int selectlen;
3284
3285#ifdef USE_XIM
3286 if (rq->target != XA_STRING) { 3419 if (target == XA_STRING)
3420 // we actually don't do XA_STRING, but who cares, as i18n clients
3421 // will ask for another format anyways.
3422 style = enc_string;
3423 else if (target == xa[XA_TEXT])
3424 style = enc_text;
3425 else if (target == xa[XA_COMPOUND_TEXT])
3426 style = enc_compound_text;
3427#if ENABLE_FRILLS
3428 else if (target == xa[XA_UTF8_STRING])
3429 style = enc_utf8;
3430#endif
3431 else
3432 {
3287 target = R->xa[XA_COMPOUND_TEXT]; 3433 target = xa[XA_COMPOUND_TEXT];
3288 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3434 style = enc_compound_text;
3289 ? XCompoundTextStyle : XStdICCTextStyle;
3290 } else
3291#endif
3292 { 3435 }
3293 target = XA_STRING; 3436
3294 style = XStringStyle; 3437 if (selection.text)
3295 } 3438 {
3296 if (R->selection.text) {
3297 cl[0] = (char *)R->selection.text; 3439 cl = selection.text;
3298 selectlen = R->selection.len; 3440 selectlen = selection.len;
3441 }
3299 } else { 3442 else
3300 cl[0] = dummy; 3443 {
3301 *dummy = '\0'; 3444 cl = L"";
3302 selectlen = 0; 3445 selectlen = 0;
3446 }
3447
3448#if ENABLE_FRILLS
3449 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3450 // so recode it manually
3451 if (style == enc_utf8)
3303 } 3452 {
3304#ifdef USE_XIM
3305 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3306 == Success) /* if we failed to convert then send it raw */
3307 freect = 1; 3453 freect = 1;
3454 ct.encoding = target;
3455 ct.format = 8;
3456 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3457 ct.nitems = strlen ((char *)ct.value);
3458 }
3308 else 3459 else
3309#endif 3460#endif
3461 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3462 freect = 1;
3463 else
3310 { 3464 {
3465 /* if we failed to convert then send it raw */
3311 ct.value = (unsigned char *)cl[0]; 3466 ct.value = (unsigned char *)cl;
3312 ct.nitems = selectlen; 3467 ct.nitems = selectlen;
3468 ct.encoding = target;
3313 } 3469 }
3470
3314 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3471 XChangeProperty (disp, rq.requestor, rq.property,
3315 target, 8, PropModeReplace, 3472 ct.encoding, 8, PropModeReplace,
3316 ct.value, (int)ct.nitems); 3473 ct.value, (int)ct.nitems);
3317 ev.property = rq->property; 3474 ev.property = rq.property;
3318#ifdef USE_XIM 3475
3319 if (freect) 3476 if (freect)
3320 XFree(ct.value); 3477 XFree (ct.value);
3321#endif
3322 } 3478 }
3479
3323 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3480 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3324} 3481}
3325 3482
3326/* ------------------------------------------------------------------------- * 3483/* ------------------------------------------------------------------------- *
3327 * MOUSE ROUTINES * 3484 * MOUSE ROUTINES *
3328 * ------------------------------------------------------------------------- */ 3485 * ------------------------------------------------------------------------- */
3329 3486
3330/* 3487/*
3331 * return col/row values corresponding to x/y pixel values 3488 * return col/row values corresponding to x/y pixel values
3332 */ 3489 */
3333/* EXTPROTO */
3334void 3490void
3335rxvt_pixel_position(pR_ int *x, int *y) 3491rxvt_term::pixel_position (int *x, int *y)
3336{ 3492{
3337 *x = Pixel2Col(*x); 3493 *x = Pixel2Col (*x);
3338/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3494 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3339 *y = Pixel2Row(*y); 3495 *y = Pixel2Row (*y);
3340/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3496 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3341} 3497}
3498
3342/* ------------------------------------------------------------------------- */ 3499/* ------------------------------------------------------------------------- */
3343#ifdef USE_XIM 3500#ifdef USE_XIM
3344/* EXTPROTO */
3345void 3501void
3346rxvt_setPosition(pR_ XPoint *pos) 3502rxvt_term::im_set_position (XPoint &pos)
3347{ 3503{
3348 XWindowAttributes xwa; 3504 XWindowAttributes xwa;
3349 3505
3350 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa); 3506 XGetWindowAttributes (display->display, vt, &xwa);
3351 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x; 3507
3352 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y 3508 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3353 - R->TermWin.lineSpace; 3509 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3354} 3510}
3355#endif 3511#endif
3356/* ------------------------------------------------------------------------- */ 3512
3357 3513#if ENABLE_OVERLAY
3514void
3515rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3516{
3517 if (nrow < 3 || ncol < 3)
3518 return;
3519
3520 want_refresh = 1;
3521
3522 scr_overlay_off ();
3523
3524 if (x < 0) x = ncol - w;
3525 if (y < 0) y = nrow - h;
3526
3527 // make space for border
3528 w += 2; min_it (w, ncol);
3529 h += 2; min_it (h, nrow);
3530
3531 x -= 1; clamp_it (x, 0, ncol - w);
3532 y -= 1; clamp_it (y, 0, nrow - h);
3533
3534 ov_x = x; ov_y = y;
3535 ov_w = w; ov_h = h;
3536
3537 ov_text = new text_t *[h];
3538 ov_rend = new rend_t *[h];
3539
3540 for (y = 0; y < h; y++)
3541 {
3542 text_t *tp = ov_text[y] = new text_t[w];
3543 rend_t *rp = ov_rend[y] = new rend_t[w];
3544
3545 text_t t0, t1, t2;
3546 rend_t r = OVERLAY_RSTYLE;
3547
3548 if (y == 0)
3549 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3550 else if (y < h - 1)
3551 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3552 else
3553 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3554
3555 *tp++ = t0;
3556 *rp++ = r;
3557
3558 for (x = w - 2; x > 0; --x)
3559 {
3560 *tp++ = t1;
3561 *rp++ = r;
3562 }
3563
3564 *tp = t2;
3565 *rp = r;
3566 }
3567}
3568
3569void
3570rxvt_term::scr_overlay_off ()
3571{
3572 if (!ov_text)
3573 return;
3574
3575 want_refresh = 1;
3576
3577 for (int y = 0; y < ov_h; y++)
3578 {
3579 delete [] ov_text[y];
3580 delete [] ov_rend[y];
3581 }
3582
3583 delete [] ov_text; ov_text = 0;
3584 delete [] ov_rend; ov_rend = 0;
3585}
3586
3587void
3588rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)
3589{
3590 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3591 return;
3592
3593 x++, y++;
3594
3595 ov_text[y][x] = text;
3596 ov_rend[y][x] = rend;
3597}
3598
3599void
3600rxvt_term::scr_overlay_set (int x, int y, const char *s)
3601{
3602 while (*s)
3603 scr_overlay_set (x++, y, *s++);
3604}
3605
3606void
3607rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3608{
3609 while (*s)
3610 {
3611 text_t t = *s++;
3612 int width = wcwidth (t);
3613
3614 while (width--)
3615 {
3616 scr_overlay_set (x++, y, t);
3617 t = NOCHAR;
3618 }
3619 }
3620}
3621
3622void
3623rxvt_term::scr_swap_overlay ()
3624{
3625 if (!ov_text)
3626 return;
3627
3628 // swap screen mem with overlay
3629 for (int y = ov_h; y--; )
3630 {
3631 text_t *t1 = ov_text[y];
3632 rend_t *r1 = ov_rend[y];
3633
3634 text_t *t2 = ROW(y - view_start).t + ov_x;
3635 rend_t *r2 = ROW(y - view_start).r + ov_x;
3636
3637 for (int x = ov_w; x--; )
3638 {
3639 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3640 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3641 }
3642 }
3643}
3644
3645#endif
3358/* ------------------------------------------------------------------------- * 3646/* ------------------------------------------------------------------------- */
3359 * DEBUG ROUTINES *
3360 * ------------------------------------------------------------------------- */
3361#if 0
3362/* INTPROTO */
3363void
3364rxvt_debug_colors(void)
3365{
3366 int color;
3367 const char *name[] = {
3368 "fg", "bg",
3369 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3370 };
3371 3647
3372 fprintf(stderr, "Color ( ");
3373 if (R->rstyle & RS_RVid)
3374 fprintf(stderr, "rvid ");
3375 if (R->rstyle & RS_Bold)
3376 fprintf(stderr, "bold ");
3377 if (R->rstyle & RS_Blink)
3378 fprintf(stderr, "blink ");
3379 if (R->rstyle & RS_Uline)
3380 fprintf(stderr, "uline ");
3381 fprintf(stderr, "): ");
3382
3383 color = GET_FGCOLOR(R->rstyle);
3384#ifndef NO_BRIGHTCOLOR
3385 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3386 color -= (minBrightCOLOR - minCOLOR);
3387 fprintf(stderr, "bright ");
3388 }
3389#endif
3390 fprintf(stderr, "%s on ", name[color]);
3391
3392 color = GET_BGCOLOR(R->rstyle);
3393#ifndef NO_BRIGHTCOLOR
3394 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3395 color -= (minBrightCOLOR - minCOLOR);
3396 fprintf(stderr, "bright ");
3397 }
3398#endif
3399 fprintf(stderr, "%s\n", name[color]);
3400}
3401#endif

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