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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.317 by root, Tue Nov 4 15:09:51 2008 UTC vs.
Revision 1.327 by root, Wed Nov 5 14:43:54 2008 UTC

… …
158 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
159 159
160void 160void
161rxvt_term::scr_reset () 161rxvt_term::scr_reset ()
162{ 162{
163#if ENABLE_OVERLAY
164 scr_overlay_off ();
165#endif
166
167 rvideo_mode = false;
168 view_start = 0; 163 view_start = 0;
169 num_scr = 0; 164 num_scr = 0;
170 165
171 if (ncol == 0) 166 if (ncol == 0)
172 ncol = 80; 167 ncol = 80;
… …
174 if (nrow == 0) 169 if (nrow == 0)
175 nrow = 24; 170 nrow = 24;
176 171
177 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
178 return; 173 return;
179
180 if (current_screen != PRIMARY)
181 scr_swap_screen ();
182 174
183 // we need at least two lines for wrapping to work correctly 175 // we need at least two lines for wrapping to work correctly
184 while (nrow + saveLines < 2) 176 while (nrow + saveLines < 2)
185 { 177 {
186 //TODO//FIXME 178 //TODO//FIXME
… …
286 278
287 if (top_row) 279 if (top_row)
288 { 280 {
289 // Re-wrap lines. This is rather ugly, possibly because I am too dumb 281 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
290 // to come up with a lean and mean algorithm. 282 // to come up with a lean and mean algorithm.
283 // TODO: maybe optimise when width didn't change
291 284
292 row_col_t ocur = screen.cur; 285 row_col_t ocur = screen.cur;
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 286 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294 287
295 do 288 do
… …
399 delete old_ta; 392 delete old_ta;
400 delete old_ra; 393 delete old_ra;
401 394
402 clamp_it (screen.cur.row, 0, nrow - 1); 395 clamp_it (screen.cur.row, 0, nrow - 1);
403 clamp_it (screen.cur.col, 0, ncol - 1); 396 clamp_it (screen.cur.col, 0, ncol - 1);
397 }
404 398
405 free (tabs); 399 free (tabs);
406 } 400 tabs = (char *)rxvt_malloc (ncol);
401
402 for (int col = ncol; --col; )
403 tabs [col] = col % TABSIZE == 0;
407 404
408 CLEAR_ALL_SELECTION (); 405 CLEAR_ALL_SELECTION ();
409 406
410 prev_nrow = nrow; 407 prev_nrow = nrow;
411 prev_ncol = ncol; 408 prev_ncol = ncol;
412
413 tabs = (char *)rxvt_malloc (ncol);
414
415 for (int col = ncol; --col; )
416 tabs [col] = col % TABSIZE == 0;
417
418 if (current_screen != PRIMARY)
419 scr_swap_screen ();
420 409
421 tt_winch (); 410 tt_winch ();
422 411
423 HOOK_INVOKE ((this, HOOK_RESET, DT_END)); 412 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
424} 413}
… …
436 delete ralloc; ralloc = 0; 425 delete ralloc; ralloc = 0;
437 426
438 free (row_buf); 427 free (row_buf);
439 free (swap_buf); 428 free (swap_buf);
440 free (drawn_buf); 429 free (drawn_buf);
430 row_buf = 0; // signal that we freed all the arrays above
431
441 free (tabs); 432 free (tabs);
442 433 tabs = 0;
443 row_buf = 0; // signal that we freed all the arrays
444 } 434 }
445} 435}
446 436
447/* ------------------------------------------------------------------------- */ 437/* ------------------------------------------------------------------------- */
448/* 438/*
449 * Hard reset 439 * Hard/Soft reset
450 */ 440 */
451void 441void
452rxvt_term::scr_poweron () 442rxvt_term::scr_poweron ()
453{ 443{
454 scr_release (); 444 scr_release ();
455 prev_nrow = prev_ncol = 0; 445 prev_nrow = prev_ncol = 0;
446 rvideo_mode = false;
447 scr_soft_reset ();
456 scr_reset (); 448 scr_reset ();
457 449
458 scr_clear (true); 450 scr_clear (true);
459 scr_refresh (); 451 scr_refresh ();
452}
453
454void
455rxvt_term::scr_soft_reset ()
456{
457 /* only affects modes, nothing drastic such as clearing the screen */
458#if ENABLE_OVERLAY
459 scr_overlay_off ();
460#endif
461
462 if (current_screen != PRIMARY)
463 scr_swap_screen ();
464
465 scr_scroll_region (0, MAX_ROWS - 1);
466 scr_rendition (0, ~RS_None);
467 scr_insert_mode (0);
460} 468}
461 469
462/* ------------------------------------------------------------------------- * 470/* ------------------------------------------------------------------------- *
463 * PROCESS SCREEN COMMANDS * 471 * PROCESS SCREEN COMMANDS *
464 * ------------------------------------------------------------------------- */ 472 * ------------------------------------------------------------------------- */
… …
1333 if (row >= nrow) /* Out Of Bounds */ 1341 if (row >= nrow) /* Out Of Bounds */
1334 return; 1342 return;
1335 1343
1336 min_it (num, nrow - row); 1344 min_it (num, nrow - row);
1337 1345
1338 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */ 1346 // TODO: the code below does not work when view_start != 0
1347 // the workaround is to disable the clear and use a normal refresh
1348 // when view_start != 0. mysterious.
1339 if (rstyle & (RS_RVid | RS_Uline)) 1349 if (rstyle & (RS_RVid | RS_Uline))
1340 ren = (rend_t) ~RS_None; 1350 ren = (rend_t) ~RS_None;
1341 else if (GET_BASEBG (rstyle) == Color_bg) 1351 else if (GET_BASEBG (rstyle) == Color_bg)
1342 { 1352 {
1343 ren = DEFAULT_RSTYLE; 1353 ren = DEFAULT_RSTYLE;
1344 1354
1345 if (mapped) 1355 if (mapped && !view_start)
1346 XClearArea (dpy, vt, 0, 1356 XClearArea (dpy, vt, 0,
1347 Row2Pixel (row), (unsigned int)width, 1357 Row2Pixel (row - view_start), (unsigned int)width,
1348 (unsigned int)Height2Pixel (num), False); 1358 (unsigned int)Height2Pixel (num), False);
1349 } 1359 }
1350 else 1360 else
1351 { 1361 {
1352 ren = rstyle & (RS_fgMask | RS_bgMask); 1362 ren = rstyle & (RS_fgMask | RS_bgMask);
1353 1363
1364 if (mapped && !view_start)
1365 {
1354 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; 1366 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1355 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1367 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1356 XFillRectangle (dpy, vt, gc, 1368 XFillRectangle (dpy, vt, gc,
1357 0, Row2Pixel (row), 1369 0, Row2Pixel (row - view_start),
1358 (unsigned int)width, 1370 (unsigned int)width,
1359 (unsigned int)Height2Pixel (num)); 1371 (unsigned int)Height2Pixel (num));
1360 gcvalue.foreground = pix_colors[Color_fg]; 1372 gcvalue.foreground = pix_colors[Color_fg];
1361 XChangeGC (dpy, gc, GCForeground, &gcvalue); 1373 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1374 }
1362 } 1375 }
1363 1376
1364 for (; num--; row++) 1377 for (; num--; row++)
1365 { 1378 {
1366 scr_blank_screen_mem (ROW(row), rstyle); 1379 scr_blank_screen_mem (ROW(row), rstyle);
1380
1381 if (!view_start)
1367 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1382 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1368 } 1383 }
1369} 1384}
1370 1385
1371#if !ENABLE_MINIMAL 1386#if !ENABLE_MINIMAL
1372void 1387void
… …
1525 { 1540 {
1526 line->t[col] = line->t[col + count]; 1541 line->t[col] = line->t[col + count];
1527 line->r[col] = line->r[col + count]; 1542 line->r[col] = line->r[col + count];
1528 } 1543 }
1529 1544
1530 scr_blank_line (*line, ncol - count, count, 1545 scr_blank_line (*line, ncol - count, count, rstyle);
1531 line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask));
1532 1546
1533 if (selection.op && current_screen == selection.screen 1547 if (selection.op && current_screen == selection.screen
1534 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1548 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1535 { 1549 {
1536 if (selection.end.row != screen.cur.row 1550 if (selection.end.row != screen.cur.row
… …
1994 * screen.text/screen.rend contain what the screen will change to. 2008 * screen.text/screen.rend contain what the screen will change to.
1995 */ 2009 */
1996void 2010void
1997rxvt_term::scr_refresh () NOTHROW 2011rxvt_term::scr_refresh () NOTHROW
1998{ 2012{
1999 unsigned char have_bg,
2000 showcursor; /* show the cursor */
2001 int16_t col, row, /* column/row we're processing */ 2013 int16_t col, row, /* column/row we're processing */
2002 ocrow; /* old cursor row */ 2014 ocrow; /* old cursor row */
2003 int i; /* tmp */ 2015 int i; /* tmp */
2004#ifndef NO_CURSORCOLOR 2016#ifndef NO_CURSORCOLOR
2005 rend_t cc1; /* store colours at cursor position (s) */ 2017 rend_t cc1; /* store colours at cursor position (s) */
… …
2016 /* 2028 /*
2017 * A: set up vars 2029 * A: set up vars
2018 */ 2030 */
2019 refresh_count = 0; 2031 refresh_count = 0;
2020 2032
2033 unsigned int old_screen_flags = screen.flags;
2021 have_bg = 0; 2034 char have_bg = 0;
2022#ifdef HAVE_BG_PIXMAP 2035#ifdef HAVE_BG_PIXMAP
2023 have_bg = bgPixmap.pixmap != None; 2036 have_bg = bgPixmap.pixmap != None;
2024#endif 2037#endif
2025 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2038 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2026 2039
2027 /* 2040 /*
2028 * B: reverse any characters which are selected 2041 * B: reverse any characters which are selected
2029 */ 2042 */
2030 scr_reverse_selection (); 2043 scr_reverse_selection ();
2044
2045 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2046#if ENABLE_OVERLAY
2047 scr_swap_overlay ();
2048#endif
2049
2050 char showcursor = screen.flags & Screen_VisibleCursor;
2031 2051
2032 /* 2052 /*
2033 * C: set the cursor character (s) 2053 * C: set the cursor character (s)
2034 */ 2054 */
2035 { 2055 {
2036 unsigned char setoldcursor; 2056 unsigned char setoldcursor;
2037 2057
2038 showcursor = (screen.flags & Screen_VisibleCursor);
2039#ifdef CURSOR_BLINK 2058#ifdef CURSOR_BLINK
2040 if (hidden_cursor) 2059 if (hidden_cursor)
2041 showcursor = 0; 2060 showcursor = 0;
2042#endif 2061#endif
2043 2062
… …
2116 oldcursor.col = screen.cur.col; 2135 oldcursor.col = screen.cur.col;
2117 } 2136 }
2118 } 2137 }
2119 } 2138 }
2120 2139
2121 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2122#if ENABLE_OVERLAY
2123 scr_swap_overlay ();
2124#endif
2125
2126#ifndef NO_SLOW_LINK_SUPPORT 2140#ifndef NO_SLOW_LINK_SUPPORT
2127 /* 2141 /*
2128 * D: CopyArea pass - very useful for slower links 2142 * D: CopyArea pass - very useful for slower links
2129 * This has been deliberately kept simple. 2143 * This has been deliberately kept simple.
2130 */ 2144 */
… …
2402 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2416 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2403 } 2417 }
2404 } /* for (col....) */ 2418 } /* for (col....) */
2405 } /* for (row....) */ 2419 } /* for (row....) */
2406 2420
2407#if ENABLE_OVERLAY
2408 scr_swap_overlay ();
2409#endif
2410 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2411
2412 /* 2421 /*
2413 * G: cleanup cursor and display outline cursor if necessary 2422 * G: cleanup cursor and display outline cursor if necessary
2414 */ 2423 */
2415 if (showcursor) 2424 if (showcursor)
2416 { 2425 {
… …
2454 } 2463 }
2455 2464
2456 /* 2465 /*
2457 * H: cleanup selection 2466 * H: cleanup selection
2458 */ 2467 */
2468#if ENABLE_OVERLAY
2469 scr_swap_overlay ();
2470#endif
2471 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2472
2459 scr_reverse_selection (); 2473 scr_reverse_selection ();
2460 2474
2475 screen.flags = old_screen_flags;
2461 num_scr = 0; 2476 num_scr = 0;
2462 num_scr_allow = 1; 2477 num_scr_allow = 1;
2463} 2478}
2464 2479
2465void 2480void
… …
3724 h += 2; min_it (h, nrow); 3739 h += 2; min_it (h, nrow);
3725 3740
3726 x -= 1; clamp_it (x, 0, ncol - w); 3741 x -= 1; clamp_it (x, 0, ncol - w);
3727 y -= 1; clamp_it (y, 0, nrow - h); 3742 y -= 1; clamp_it (y, 0, nrow - h);
3728 3743
3729 ov_x = x; ov_y = y; 3744 ov.x = x; ov.y = y;
3730 ov_w = w; ov_h = h; 3745 ov.w = w; ov.h = h;
3731 3746
3732 ov_text = new text_t *[h]; 3747 ov.text = new text_t *[h];
3733 ov_rend = new rend_t *[h]; 3748 ov.rend = new rend_t *[h];
3734 3749
3735 for (y = 0; y < h; y++) 3750 for (y = 0; y < h; y++)
3736 { 3751 {
3737 text_t *tp = ov_text[y] = new text_t[w]; 3752 text_t *tp = ov.text[y] = new text_t[w];
3738 rend_t *rp = ov_rend[y] = new rend_t[w]; 3753 rend_t *rp = ov.rend[y] = new rend_t[w];
3739 3754
3740 text_t t0, t1, t2; 3755 text_t t0, t1, t2;
3741 rend_t r = OVERLAY_RSTYLE; 3756 rend_t r = OVERLAY_RSTYLE;
3742 3757
3743 if (y == 0) 3758 if (y == 0)
… …
3762} 3777}
3763 3778
3764void 3779void
3765rxvt_term::scr_overlay_off () NOTHROW 3780rxvt_term::scr_overlay_off () NOTHROW
3766{ 3781{
3767 if (!ov_text) 3782 if (!ov.text)
3768 return; 3783 return;
3769 3784
3770 want_refresh = 1; 3785 want_refresh = 1;
3771 3786
3772 for (int y = 0; y < ov_h; y++) 3787 for (int y = 0; y < ov.h; y++)
3773 { 3788 {
3774 delete [] ov_text[y]; 3789 delete [] ov.text[y];
3775 delete [] ov_rend[y]; 3790 delete [] ov.rend[y];
3776 } 3791 }
3777 3792
3778 delete [] ov_text; ov_text = 0; 3793 delete [] ov.text; ov.text = 0;
3779 delete [] ov_rend; ov_rend = 0; 3794 delete [] ov.rend; ov.rend = 0;
3780} 3795}
3781 3796
3782void 3797void
3783rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW 3798rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3784{ 3799{
3785 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3800 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3786 return; 3801 return;
3787 3802
3788 x++, y++; 3803 x++, y++;
3789 3804
3790 ov_text[y][x] = text; 3805 ov.text[y][x] = text;
3791 ov_rend[y][x] = rend; 3806 ov.rend[y][x] = rend;
3792} 3807}
3793 3808
3794void 3809void
3795rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW 3810rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3796{ 3811{
… …
3815} 3830}
3816 3831
3817void 3832void
3818rxvt_term::scr_swap_overlay () NOTHROW 3833rxvt_term::scr_swap_overlay () NOTHROW
3819{ 3834{
3820 if (!ov_text) 3835 if (!ov.text)
3821 return; 3836 return;
3822 3837
3838 // hide cursor if it is within the overlay area
3839 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3840 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3841 screen.flags &= ~Screen_VisibleCursor;
3842
3823 // swap screen mem with overlay 3843 // swap screen mem with overlay
3824 for (int y = ov_h; y--; ) 3844 for (int y = ov.h; y--; )
3825 { 3845 {
3826 text_t *t1 = ov_text[y]; 3846 text_t *t1 = ov.text[y];
3827 rend_t *r1 = ov_rend[y]; 3847 rend_t *r1 = ov.rend[y];
3828 3848
3829 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; 3849 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3830 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x; 3850 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3831 3851
3832 for (int x = ov_w; x--; ) 3852 for (int x = ov.w; x--; )
3833 { 3853 {
3834 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3854 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3835 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3855 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3836 } 3856 }
3837 } 3857 }

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