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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.432 by sf-exg, Sun Jan 13 22:30:47 2013 UTC vs.
Revision 1.443 by sf-exg, Sun Mar 31 22:31:45 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
244 254
245 scr_alloc (); 255 scr_alloc ();
246 256
247 if (!prev_row_buf) 257 if (!prev_row_buf)
248 { 258 {
249 /*
250 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
251 */
252 top_row = 0; 259 top_row = 0;
253 term_start = 0; 260 term_start = 0;
254 261
255 memset (charsets, 'B', sizeof (charsets)); 262 memset (charsets, 'B', sizeof (charsets));
256 rstyle = DEFAULT_RSTYLE; 263 rstyle = DEFAULT_RSTYLE;
281 { 288 {
282 /* 289 /*
283 * add or delete rows as appropriate 290 * add or delete rows as appropriate
284 */ 291 */
285 292
293 int common_col = min (prev_ncol, ncol);
294
286 for (int row = min (nrow, prev_nrow); row--; ) 295 for (int row = min (nrow, prev_nrow); row--; )
287 { 296 {
288 copy_line (drawn_buf [row], prev_drawn_buf [row]); 297 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
298 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
299 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
300
289 copy_line (swap_buf [row], prev_swap_buf [row]); 301 copy_line (swap_buf [row], prev_swap_buf [row]);
290 } 302 }
291 303
292 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
293 int pend = MOD (term_start + top_row , prev_total_rows); 305 int pend = MOD (term_start + top_row , prev_total_rows);
703 715
704 // finally move the view window, if desired 716 // finally move the view window, if desired
705 if (option (Opt_scrollWithBuffer) 717 if (option (Opt_scrollWithBuffer)
706 && view_start != 0 718 && view_start != 0
707 && view_start != -saveLines) 719 && view_start != -saveLines)
708 scr_page (UP, count); 720 scr_page (count);
709 721
710 if (SHOULD_INVOKE (HOOK_SCROLL_BACK)) 722 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
711 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END)); 723 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
712 } 724 }
713 else 725 else
1228 * direction should be UP or DN 1240 * direction should be UP or DN
1229 */ 1241 */
1230void 1242void
1231rxvt_term::scr_index (enum page_dirn direction) NOTHROW 1243rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1232{ 1244{
1233 int dirn;
1234
1235 want_refresh = 1; 1245 want_refresh = 1;
1236 ZERO_SCROLLBACK (); 1246 ZERO_SCROLLBACK ();
1237 1247
1238 dirn = ((direction == UP) ? 1 : -1);
1239
1240 screen.flags &= ~Screen_WrapNext; 1248 screen.flags &= ~Screen_WrapNext;
1241 1249
1242 if ((screen.cur.row == screen.bscroll && direction == UP) 1250 if ((screen.cur.row == screen.bscroll && direction == UP)
1243 || (screen.cur.row == screen.tscroll && direction == DN)) 1251 || (screen.cur.row == screen.tscroll && direction == DN))
1244 scr_scroll_text (screen.tscroll, screen.bscroll, dirn); 1252 scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1245 else 1253 else
1246 screen.cur.row += dirn; 1254 screen.cur.row += direction;
1247 1255
1248 clamp_it (screen.cur.row, 0, nrow - 1); 1256 clamp_it (screen.cur.row, 0, nrow - 1);
1249 selection_check (0); 1257 selection_check (0);
1250} 1258}
1251 1259
1898/* 1906/*
1899 * Page the screen up/down nlines 1907 * Page the screen up/down nlines
1900 * direction should be UP or DN 1908 * direction should be UP or DN
1901 */ 1909 */
1902bool 1910bool
1903rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW 1911rxvt_term::scr_page (int nlines) NOTHROW
1904{ 1912{
1905 int new_view_start =
1906 direction == UP ? view_start - nlines
1907 : view_start + nlines;
1908
1909 return scr_changeview (new_view_start); 1913 return scr_changeview (view_start - nlines);
1910} 1914}
1911 1915
1912bool 1916bool
1913rxvt_term::scr_changeview (int new_view_start) NOTHROW 1917rxvt_term::scr_changeview (int new_view_start) NOTHROW
1914{ 1918{
2032rxvt_term::scr_refresh () NOTHROW 2036rxvt_term::scr_refresh () NOTHROW
2033{ 2037{
2034 int16_t col, row, /* column/row we're processing */ 2038 int16_t col, row, /* column/row we're processing */
2035 ocrow; /* old cursor row */ 2039 ocrow; /* old cursor row */
2036 int i; /* tmp */ 2040 int i; /* tmp */
2037#ifndef NO_CURSORCOLOR
2038 rend_t cc1; /* store colours at cursor position (s) */
2039#endif
2040 rend_t *crp; // cursor rendition pointer
2041 rend_t ccol1, /* Cursor colour */ 2041 rend_t ccol1, /* Cursor colour */
2042 ccol2; /* Cursor colour2 */ 2042 ccol2; /* Cursor colour2 */
2043 rend_t cur_rend;
2044 int cur_col;
2045 int cursorwidth;
2043 2046
2044 want_refresh = 0; /* screen is current */ 2047 want_refresh = 0; /* screen is current */
2045 2048
2046 if (refresh_type == NO_REFRESH || !mapped) 2049 if (refresh_type == NO_REFRESH || !mapped)
2047 return; 2050 return;
2072 2075
2073 /* 2076 /*
2074 * C: set the cursor character (s) 2077 * C: set the cursor character (s)
2075 */ 2078 */
2076 { 2079 {
2077 bool setoldcursor;
2078
2079#ifdef CURSOR_BLINK 2080#ifdef CURSOR_BLINK
2080 if (hidden_cursor) 2081 if (hidden_cursor)
2081 showcursor = 0; 2082 showcursor = 0;
2082#endif 2083#endif
2083 2084
2086 int col = screen.cur.col; 2087 int col = screen.cur.col;
2087 2088
2088 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2089 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2089 col--; 2090 col--;
2090 2091
2092 cursorwidth = 1;
2093 while (col + cursorwidth < ncol
2094 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2095 cursorwidth++;
2096
2091 crp = &ROW(screen.cur.row).r[col]; 2097 cur_rend = ROW(screen.cur.row).r[col];
2098 cur_col = col;
2092 2099
2093#ifndef NO_CURSORCOLOR 2100#ifndef NO_CURSORCOLOR
2094 cc1 = *crp & (RS_fgMask | RS_bgMask);
2095 if (ISSET_PIXCOLOR (Color_cursor)) 2101 if (ISSET_PIXCOLOR (Color_cursor))
2096 ccol1 = Color_cursor; 2102 ccol1 = Color_cursor;
2097 else 2103 else
2098#endif 2104#endif
2099#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2105#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2113 ccol2 = Color_bg; 2119 ccol2 = Color_bg;
2114#endif 2120#endif
2115 2121
2116 if (focus) 2122 if (focus)
2117 { 2123 {
2124 rend_t rend = cur_rend;
2125
2118 if (option (Opt_cursorUnderline)) 2126 if (option (Opt_cursorUnderline))
2119 *crp ^= RS_Uline; 2127 rend ^= RS_Uline;
2120 else 2128 else
2121 { 2129 {
2122 *crp ^= RS_RVid; 2130 rend ^= RS_RVid;
2123 *crp = SET_FGCOLOR (*crp, ccol1); 2131 rend = SET_FGCOLOR (rend, ccol1);
2124 *crp = SET_BGCOLOR (*crp, ccol2); 2132 rend = SET_BGCOLOR (rend, ccol2);
2125 } 2133 }
2134
2135 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2126 } 2136 }
2127 } 2137 }
2128 2138
2129 /* make sure no outline cursor is left around */ 2139 /* make sure no outline cursor is left around */
2130 setoldcursor = 0;
2131 if (ocrow != -1) 2140 if (ocrow != -1)
2132 { 2141 {
2133 if (screen.cur.row - view_start != ocrow 2142 if (screen.cur.row - view_start != ocrow
2134 || screen.cur.col != oldcursor.col) 2143 || screen.cur.col != oldcursor.col)
2135 { 2144 {
2136 if (ocrow < nrow 2145 if (ocrow < nrow
2137 && oldcursor.col < ncol) 2146 && oldcursor.col < ncol)
2138 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); 2147 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2139
2140 if (focus || !showcursor)
2141 oldcursor.row = -1;
2142 else
2143 setoldcursor = 1;
2144 } 2148 }
2145 } 2149 }
2146 else if (!focus)
2147 setoldcursor = 1;
2148 2150
2149 if (setoldcursor) 2151 // save the current cursor coordinates if the cursor is visible
2152 // and the window is unfocused, so as to clear the outline cursor
2153 // in the next refresh if the cursor moves
2154 if (showcursor && !focus && screen.cur.row - view_start < nrow)
2150 { 2155 {
2151 if (screen.cur.row - view_start >= nrow)
2152 oldcursor.row = -1;
2153 else
2154 {
2155 oldcursor.row = screen.cur.row - view_start; 2156 oldcursor.row = screen.cur.row - view_start;
2156 oldcursor.col = screen.cur.col; 2157 oldcursor.col = screen.cur.col;
2157 }
2158 } 2158 }
2159 else
2160 oldcursor.row = -1;
2159 } 2161 }
2160 2162
2161#ifndef NO_SLOW_LINK_SUPPORT 2163#ifndef NO_SLOW_LINK_SUPPORT
2162 /* 2164 /*
2163 * D: CopyArea pass - very useful for slower links 2165 * D: CopyArea pass - very useful for slower links
2429 else 2431 else
2430 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2432 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2431 2433
2432 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back)) 2434 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2433 { 2435 {
2436 if (showcursor && focus && row == screen.cur.row
2437 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2438 XSetForeground (dpy, gc, pix_colors[ccol1]);
2439 else
2434#if ENABLE_FRILLS 2440#if ENABLE_FRILLS
2435 if (ISSET_PIXCOLOR (Color_underline)) 2441 if (ISSET_PIXCOLOR (Color_underline))
2436 XSetForeground (dpy, gc, pix_colors[Color_underline]); 2442 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2437 else 2443 else
2438#endif 2444#endif
2449 * G: cleanup cursor and display outline cursor if necessary 2455 * G: cleanup cursor and display outline cursor if necessary
2450 */ 2456 */
2451 if (showcursor) 2457 if (showcursor)
2452 { 2458 {
2453 if (focus) 2459 if (focus)
2454 { 2460 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2455 if (option (Opt_cursorUnderline))
2456 *crp ^= RS_Uline;
2457 else
2458 {
2459 *crp ^= RS_RVid;
2460#ifndef NO_CURSORCOLOR
2461 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2462#endif
2463 }
2464 }
2465 else if (oldcursor.row >= 0) 2461 else if (oldcursor.row >= 0)
2466 { 2462 {
2467 int cursorwidth = 1;
2468 int col = oldcursor.col;
2469
2470 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2471 col--;
2472
2473 while (col + cursorwidth < ncol
2474 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2475 cursorwidth++;
2476
2477#ifndef NO_CURSORCOLOR
2478 if (ISSET_PIXCOLOR (Color_cursor))
2479 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2480 else
2481#endif
2482 XSetForeground (dpy, gc, pix_colors[ccol1]); 2463 XSetForeground (dpy, gc, pix_colors[ccol1]);
2483 2464
2484 XDrawRectangle (dpy, vt, gc, 2465 XDrawRectangle (dpy, vt, gc,
2485 Col2Pixel (col), 2466 Col2Pixel (cur_col),
2486 Row2Pixel (oldcursor.row), 2467 Row2Pixel (oldcursor.row),
2487 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2468 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2488 (unsigned int) (Height2Pixel (1) - 1)); 2469 (unsigned int) (Height2Pixel (1) - 1));
2489 } 2470 }
2490 } 2471 }
2691 || (check_more == 1 2672 || (check_more == 1
2692 && current_screen == selection.screen 2673 && current_screen == selection.screen
2693 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2674 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2694 && ROWCOL_IS_BEFORE (screen.cur, selection.end))) 2675 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2695 CLEAR_ALL_SELECTION (); 2676 CLEAR_ALL_SELECTION ();
2677}
2678
2679void
2680rxvt_term::selection_changed () NOTHROW
2681{
2682 line_t &r1 = ROW (selection.beg.row);
2683 while (selection.beg.col > 0 && r1.t [selection.beg.col] == NOCHAR)
2684 --selection.beg.col;
2685
2686 line_t &r2 = ROW (selection.end.row);
2687 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2688 ++selection.end.col;
2689
2690 want_refresh = 1;
2696} 2691}
2697 2692
2698/* ------------------------------------------------------------------------- */ 2693/* ------------------------------------------------------------------------- */
2699/* 2694/*
2700 * Paste a selection direct to the command fd 2695 * Paste a selection direct to the command fd
3003 * Word select: select text for 2 clicks 2998 * Word select: select text for 2 clicks
3004 * We now only find out the boundary in one direction 2999 * We now only find out the boundary in one direction
3005 */ 3000 */
3006 3001
3007/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3002/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3008#define DELIMIT_TEXT(x) \ 3003#define DELIMIT_TEXT(x) \
3009 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3004 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3010#define DELIMIT_REND(x) 1 3005#define DELIMIT_REND(x) 1
3011 3006
3012void ecb_cold 3007void ecb_cold
3013rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW 3008rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3134{ 3129{
3135 row_col_t pos; 3130 row_col_t pos;
3136 enum { 3131 enum {
3137 LEFT, RIGHT 3132 LEFT, RIGHT
3138 } closeto = RIGHT; 3133 } closeto = RIGHT;
3139
3140 want_refresh = 1;
3141 3134
3142 switch (selection.op) 3135 switch (selection.op)
3143 { 3136 {
3144 case SELECTION_INIT: 3137 case SELECTION_INIT:
3145 CLEAR_SELECTION (); 3138 CLEAR_SELECTION ();
3325 3318
3326#if !ENABLE_MINIMAL 3319#if !ENABLE_MINIMAL
3327 if (selection.rect && selection.beg.col > selection.end.col) 3320 if (selection.rect && selection.beg.col > selection.end.col)
3328 ::swap (selection.beg.col, selection.end.col); 3321 ::swap (selection.beg.col, selection.end.col);
3329#endif 3322#endif
3323
3324 selection_changed ();
3330} 3325}
3331 3326
3332#if !ENABLE_MINIMAL 3327#if !ENABLE_MINIMAL
3333void ecb_cold 3328void ecb_cold
3334rxvt_term::selection_remove_trailing_spaces () NOTHROW 3329rxvt_term::selection_remove_trailing_spaces () NOTHROW

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