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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.417 by root, Mon May 28 16:40:03 2012 UTC vs.
Revision 1.437 by sf-exg, Mon Mar 25 12:28:04 2013 UTC

150 l.r[col] = rend; 150 l.r[col] = rend;
151 col++; 151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR); 152 } while (col < ncol && l.t[col] == NOCHAR);
153} 153}
154 154
155// set the rendition of a single wide character beginning at the given column
156void
157rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
158{
159 do {
160 l.r[col] = rend;
161 col++;
162 } while (col < ncol && l.t[col] == NOCHAR);
163}
164
155/* ------------------------------------------------------------------------- * 165/* ------------------------------------------------------------------------- *
156 * SCREEN INITIALISATION * 166 * SCREEN INITIALISATION *
157 * ------------------------------------------------------------------------- */ 167 * ------------------------------------------------------------------------- */
158 168
159void 169void
161{ 171{
162 int tsize = sizeof (text_t) * ncol; 172 int tsize = sizeof (text_t) * ncol;
163 int rsize = sizeof (rend_t) * ncol; 173 int rsize = sizeof (rend_t) * ncol;
164 174
165 // we assume that rend_t size is a sufficient alignment 175 // we assume that rend_t size is a sufficient alignment
166 // factor for tetx_t and line_t values, and we only 176 // factor for text_t and line_t values, and we only
167 // need to adjust tsize. 177 // need to adjust tsize.
168 tsize = (tsize + sizeof (rend_t) - 1); 178 tsize = (tsize + sizeof (rend_t) - 1);
169 tsize -= tsize % sizeof (rend_t); 179 tsize -= tsize % sizeof (rend_t);
170 180
171 int all_rows = total_rows + nrow + nrow; 181 int all_rows = total_rows + nrow + nrow;
172 182
173 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows; 183 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174 chunk = rxvt_malloc (chunk_size); 184 chunk = chunk_alloc (chunk_size, 0);
175 185
176 char *base = (char *)chunk + sizeof (line_t) * all_rows; 186 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177 187
178 for (int row = 0; row < all_rows; ++row) 188 for (int row = 0; row < all_rows; ++row)
179 { 189 {
188 drawn_buf = (line_t *)chunk; 198 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow; 199 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow; 200 row_buf = swap_buf + nrow;
191} 201}
192 202
203void
204rxvt_term::copy_line (line_t &dst, line_t &src)
205{
206 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
207 dst.l = min (src.l, ncol);
208 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
209 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
210 dst.f = src.f;
211}
212
193void ecb_cold 213void ecb_cold
194rxvt_term::scr_reset () 214rxvt_term::scr_reset ()
195{ 215{
196#if ENABLE_OVERLAY 216#if ENABLE_OVERLAY
197 scr_overlay_off (); 217 scr_overlay_off ();
225 245
226 screen.tscroll = 0; 246 screen.tscroll = 0;
227 screen.bscroll = nrow - 1; 247 screen.bscroll = nrow - 1;
228 248
229 void *prev_chunk = chunk; 249 void *prev_chunk = chunk;
250 size_t prev_chunk_size = chunk_size;
230 line_t *prev_drawn_buf = drawn_buf; 251 line_t *prev_drawn_buf = drawn_buf;
231 line_t *prev_swap_buf = swap_buf; 252 line_t *prev_swap_buf = swap_buf;
232 line_t *prev_row_buf = row_buf; 253 line_t *prev_row_buf = row_buf;
233 254
234 int common_col = min (prev_ncol, ncol);
235
236 scr_alloc (); 255 scr_alloc ();
237 256
238 if (!prev_row_buf) 257 if (!prev_row_buf)
239 { 258 {
240 /*
241 * first time called so just malloc everything: don't rely on realloc
242 */
243 top_row = 0; 259 top_row = 0;
244 term_start = 0; 260 term_start = 0;
245 261
246 memset (charsets, 'B', sizeof (charsets)); 262 memset (charsets, 'B', sizeof (charsets));
247 rstyle = DEFAULT_RSTYLE; 263 rstyle = DEFAULT_RSTYLE;
272 { 288 {
273 /* 289 /*
274 * add or delete rows as appropriate 290 * add or delete rows as appropriate
275 */ 291 */
276 292
293 int common_col = min (prev_ncol, ncol);
294
277 for (int row = min (nrow, prev_nrow); row--; ) 295 for (int row = min (nrow, prev_nrow); row--; )
278 { 296 {
279 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE); 297 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
280 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
281
282 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col); 298 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
283 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col); 299 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
284 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col); 300
285 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col); 301 copy_line (swap_buf [row], prev_swap_buf [row]);
286 } 302 }
287 303
288 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 304 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
289 int pend = MOD (term_start + top_row , prev_total_rows); 305 int pend = MOD (term_start + top_row , prev_total_rows);
290 int q = total_rows; // rewrapped row 306 int q = total_rows; // rewrapped row
385 for (int row = min (nrow, prev_nrow); row--; ) 401 for (int row = min (nrow, prev_nrow); row--; )
386 { 402 {
387 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)]; 403 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
388 line_t &dst = row_buf [row]; 404 line_t &dst = row_buf [row];
389 405
390 scr_blank_screen_mem (dst, DEFAULT_RSTYLE); 406 copy_line (dst, src);
391
392 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
393 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
394 } 407 }
395 408
396 for (int row = prev_nrow; row < nrow; row++) 409 for (int row = prev_nrow; row < nrow; row++)
397 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 410 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
398 411
408 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); 421 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
409 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); 422 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
410 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE); 423 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
411 } 424 }
412 425
413 free (prev_chunk); 426 chunk_free (prev_chunk, prev_chunk_size);
414 427
415 free (tabs); 428 free (tabs);
416 tabs = (char *)rxvt_malloc (ncol); 429 tabs = (char *)rxvt_malloc (ncol);
417 430
418 for (int col = ncol; col--; ) 431 for (int col = ncol; col--; )
426 tt_winch (); 439 tt_winch ();
427 440
428 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 441 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
429} 442}
430 443
431/* ------------------------------------------------------------------------- */
432/*
433 * Free everything. That way malloc debugging can find leakage.
434 */
435void ecb_cold 444void ecb_cold
436rxvt_term::scr_release () NOTHROW 445rxvt_term::scr_release () NOTHROW
437{ 446{
438 free (chunk); 447 chunk_free (chunk, chunk_size);
448 chunk = 0;
449 row_buf = 0;
450
439 free (tabs); 451 free (tabs);
452 tabs = 0;
440} 453}
441 454
442/* ------------------------------------------------------------------------- */ 455/* ------------------------------------------------------------------------- */
443/* 456/*
444 * Hard/Soft reset 457 * Hard/Soft reset
446void ecb_cold 459void ecb_cold
447rxvt_term::scr_poweron () 460rxvt_term::scr_poweron ()
448{ 461{
449 scr_release (); 462 scr_release ();
450 463
451 row_buf = 0;
452 tabs = 0;
453 prev_nrow = prev_ncol = 0; 464 prev_nrow = prev_ncol = 0;
454 rvideo_mode = false; 465 rvideo_mode = false;
455 scr_soft_reset (); 466 scr_soft_reset ();
456 scr_reset (); 467 scr_reset ();
457 468
1707 if (rvideo_state != on) 1718 if (rvideo_state != on)
1708 { 1719 {
1709 rvideo_state = on; 1720 rvideo_state = on;
1710 1721
1711 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1722 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1712#ifdef HAVE_BG_PIXMAP 1723#ifdef HAVE_IMG
1713 if (bg_pixmap == None) 1724 if (bg_img == 0)
1714#endif 1725#endif
1715 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); 1726 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1716 1727
1717 XGCValues gcvalue; 1728 XGCValues gcvalue;
1718 gcvalue.foreground = pix_colors[Color_fg]; 1729 gcvalue.foreground = pix_colors[Color_fg];
2033rxvt_term::scr_refresh () NOTHROW 2044rxvt_term::scr_refresh () NOTHROW
2034{ 2045{
2035 int16_t col, row, /* column/row we're processing */ 2046 int16_t col, row, /* column/row we're processing */
2036 ocrow; /* old cursor row */ 2047 ocrow; /* old cursor row */
2037 int i; /* tmp */ 2048 int i; /* tmp */
2038#ifndef NO_CURSORCOLOR
2039 rend_t cc1; /* store colours at cursor position (s) */
2040#endif
2041 rend_t *crp; // cursor rendition pointer
2042 rend_t ccol1, /* Cursor colour */ 2049 rend_t ccol1, /* Cursor colour */
2043 ccol2; /* Cursor colour2 */ 2050 ccol2; /* Cursor colour2 */
2051 rend_t cur_rend;
2052 int cur_col;
2044 2053
2045 want_refresh = 0; /* screen is current */ 2054 want_refresh = 0; /* screen is current */
2046 2055
2047 if (refresh_type == NO_REFRESH || !mapped) 2056 if (refresh_type == NO_REFRESH || !mapped)
2048 return; 2057 return;
2052 */ 2061 */
2053 refresh_count = 0; 2062 refresh_count = 0;
2054 2063
2055 unsigned int old_screen_flags = screen.flags; 2064 unsigned int old_screen_flags = screen.flags;
2056 bool have_bg = 0; 2065 bool have_bg = 0;
2057#ifdef HAVE_BG_PIXMAP 2066#ifdef HAVE_IMG
2058 have_bg = bg_pixmap != None; 2067 have_bg = bg_img != 0;
2059#endif 2068#endif
2060 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2069 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2061 2070
2062 /* 2071 /*
2063 * B: reverse any characters which are selected 2072 * B: reverse any characters which are selected
2087 int col = screen.cur.col; 2096 int col = screen.cur.col;
2088 2097
2089 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2098 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2090 col--; 2099 col--;
2091 2100
2092 crp = &ROW(screen.cur.row).r[col]; 2101 cur_rend = ROW(screen.cur.row).r[col];
2102 cur_col = col;
2093 2103
2094#ifndef NO_CURSORCOLOR 2104#ifndef NO_CURSORCOLOR
2095 cc1 = *crp & (RS_fgMask | RS_bgMask);
2096 if (ISSET_PIXCOLOR (Color_cursor)) 2105 if (ISSET_PIXCOLOR (Color_cursor))
2097 ccol1 = Color_cursor; 2106 ccol1 = Color_cursor;
2098 else 2107 else
2099#endif 2108#endif
2100#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2109#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2114 ccol2 = Color_bg; 2123 ccol2 = Color_bg;
2115#endif 2124#endif
2116 2125
2117 if (focus) 2126 if (focus)
2118 { 2127 {
2128 rend_t rend = cur_rend;
2129
2119 if (option (Opt_cursorUnderline)) 2130 if (option (Opt_cursorUnderline))
2120 *crp ^= RS_Uline; 2131 rend ^= RS_Uline;
2121 else 2132 else
2122 { 2133 {
2123 *crp ^= RS_RVid; 2134 rend ^= RS_RVid;
2124 *crp = SET_FGCOLOR (*crp, ccol1); 2135 rend = SET_FGCOLOR (rend, ccol1);
2125 *crp = SET_BGCOLOR (*crp, ccol2); 2136 rend = SET_BGCOLOR (rend, ccol2);
2126 } 2137 }
2138
2139 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2127 } 2140 }
2128 } 2141 }
2129 2142
2130 /* make sure no outline cursor is left around */ 2143 /* make sure no outline cursor is left around */
2131 setoldcursor = 0; 2144 setoldcursor = 0;
2450 * G: cleanup cursor and display outline cursor if necessary 2463 * G: cleanup cursor and display outline cursor if necessary
2451 */ 2464 */
2452 if (showcursor) 2465 if (showcursor)
2453 { 2466 {
2454 if (focus) 2467 if (focus)
2455 { 2468 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2456 if (option (Opt_cursorUnderline))
2457 *crp ^= RS_Uline;
2458 else
2459 {
2460 *crp ^= RS_RVid;
2461#ifndef NO_CURSORCOLOR
2462 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2463#endif
2464 }
2465 }
2466 else if (oldcursor.row >= 0) 2469 else if (oldcursor.row >= 0)
2467 { 2470 {
2468 int cursorwidth = 1; 2471 int cursorwidth = 1;
2469 int col = oldcursor.col; 2472 int col = oldcursor.col;
2470 2473
2473 2476
2474 while (col + cursorwidth < ncol 2477 while (col + cursorwidth < ncol
2475 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR) 2478 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2476 cursorwidth++; 2479 cursorwidth++;
2477 2480
2478#ifndef NO_CURSORCOLOR
2479 if (ISSET_PIXCOLOR (Color_cursor))
2480 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2481 else
2482#endif
2483 XSetForeground (dpy, gc, pix_colors[ccol1]); 2481 XSetForeground (dpy, gc, pix_colors[ccol1]);
2484 2482
2485 XDrawRectangle (dpy, vt, gc, 2483 XDrawRectangle (dpy, vt, gc,
2486 Col2Pixel (col), 2484 Col2Pixel (col),
2487 Row2Pixel (oldcursor.row), 2485 Row2Pixel (oldcursor.row),
2488 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2486 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2533void ecb_cold 2531void ecb_cold
2534rxvt_term::scr_recolour (bool refresh) NOTHROW 2532rxvt_term::scr_recolour (bool refresh) NOTHROW
2535{ 2533{
2536 bool transparent = false; 2534 bool transparent = false;
2537 2535
2538#ifdef HAVE_BG_PIXMAP 2536#ifdef HAVE_IMG
2539 if (bg_pixmap != None) 2537 if (bg_img != 0)
2540 { 2538 {
2541# ifdef ENABLE_TRANSPARENCY 2539# if ENABLE_TRANSPARENCY
2542 if (bg_flags & BG_IS_TRANSPARENT) 2540 if (bg_flags & BG_IS_TRANSPARENT)
2543 { 2541 {
2544 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap); 2542 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2545 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative); 2543 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2546 2544
2547 transparent = true; 2545 transparent = true;
2548 } 2546 }
2549 else 2547 else
2550# endif 2548# endif
2551 { 2549 {
2552 XSetWindowBackground (dpy, parent, pix_colors[Color_border]); 2550 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2553 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap); 2551 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2554 } 2552 }
2555 } 2553 }
2556 else 2554 else
2557#endif 2555#endif
2558 { 2556 {
2565 if (scrollBar.win) 2563 if (scrollBar.win)
2566 { 2564 {
2567 if (transparent) 2565 if (transparent)
2568 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative); 2566 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2569 else 2567 else
2570 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); 2568 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2571 scrollBar.state = SB_STATE_IDLE; 2569 scrollBar.state = SB_STATE_IDLE;
2572 scrollBar.show (0); 2570 scrollBar.show (0);
2573 } 2571 }
2574 2572
2575 if (refresh) 2573 if (refresh)
2692 || (check_more == 1 2690 || (check_more == 1
2693 && current_screen == selection.screen 2691 && current_screen == selection.screen
2694 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2692 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2695 && ROWCOL_IS_BEFORE (screen.cur, selection.end))) 2693 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2696 CLEAR_ALL_SELECTION (); 2694 CLEAR_ALL_SELECTION ();
2695}
2696
2697void
2698rxvt_term::selection_changed () NOTHROW
2699{
2700 line_t &r1 = ROW (selection.beg.row);
2701 while (selection.beg.col > 0 && r1.t [selection.beg.col] == NOCHAR)
2702 --selection.beg.col;
2703
2704 line_t &r2 = ROW (selection.end.row);
2705 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2706 ++selection.end.col;
2707
2708 want_refresh = 1;
2697} 2709}
2698 2710
2699/* ------------------------------------------------------------------------- */ 2711/* ------------------------------------------------------------------------- */
2700/* 2712/*
2701 * Paste a selection direct to the command fd 2713 * Paste a selection direct to the command fd
3004 * Word select: select text for 2 clicks 3016 * Word select: select text for 2 clicks
3005 * We now only find out the boundary in one direction 3017 * We now only find out the boundary in one direction
3006 */ 3018 */
3007 3019
3008/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3020/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3009#define DELIMIT_TEXT(x) \ 3021#define DELIMIT_TEXT(x) \
3010 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3022 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3011#define DELIMIT_REND(x) 1 3023#define DELIMIT_REND(x) 1
3012 3024
3013void ecb_cold 3025void ecb_cold
3014rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3026rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3135{ 3147{
3136 row_col_t pos; 3148 row_col_t pos;
3137 enum { 3149 enum {
3138 LEFT, RIGHT 3150 LEFT, RIGHT
3139 } closeto = RIGHT; 3151 } closeto = RIGHT;
3140
3141 want_refresh = 1;
3142 3152
3143 switch (selection.op) 3153 switch (selection.op)
3144 { 3154 {
3145 case SELECTION_INIT: 3155 case SELECTION_INIT:
3146 CLEAR_SELECTION (); 3156 CLEAR_SELECTION ();
3326 3336
3327#if !ENABLE_MINIMAL 3337#if !ENABLE_MINIMAL
3328 if (selection.rect && selection.beg.col > selection.end.col) 3338 if (selection.rect && selection.beg.col > selection.end.col)
3329 ::swap (selection.beg.col, selection.end.col); 3339 ::swap (selection.beg.col, selection.end.col);
3330#endif 3340#endif
3341
3342 selection_changed ();
3331} 3343}
3332 3344
3333#if !ENABLE_MINIMAL 3345#if !ENABLE_MINIMAL
3334void ecb_cold 3346void ecb_cold
3335rxvt_term::selection_remove_trailing_spaces () NOTHROW 3347rxvt_term::selection_remove_trailing_spaces () NOTHROW
3532 3544
3533 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); 3545 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3534} 3546}
3535 3547
3536/* ------------------------------------------------------------------------- */ 3548/* ------------------------------------------------------------------------- */
3537#ifdef USE_XIM 3549#if USE_XIM
3538void ecb_cold 3550void ecb_cold
3539rxvt_term::im_set_position (XPoint &pos) NOTHROW 3551rxvt_term::im_set_position (XPoint &pos) NOTHROW
3540{ 3552{
3541 XWindowAttributes xwa; 3553 XWindowAttributes xwa;
3542 3554

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