--- rxvt-unicode/src/screen.C 2007/09/03 08:48:00 1.277 +++ rxvt-unicode/src/screen.C 2013/01/13 22:30:47 1.432 @@ -3,7 +3,7 @@ *---------------------------------------------------------------------------* * * Copyright (c) 1997-2001 Geoff Wing - * Copyright (c) 2003-2006 Marc Lehmann + * Copyright (c) 2003-2007 Marc Lehmann * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -30,17 +30,14 @@ #include -#include "salloc.C" // HACK, should be a seperate compile! - -static inline void fill_text (text_t *start, text_t value, int len) +static inline void +fill_text (text_t *start, text_t value, int len) { while (len--) *start++ = value; } /* ------------------------------------------------------------------------- */ -#define PROP_SIZE 256*1024 -#define PASTE_SIZE 32768 #define TABSIZE 8 /* default tab size */ /* ------------------------------------------------------------------------- * @@ -85,30 +82,14 @@ ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) /* - * CLEAR_ROWS : clear rows starting from row * CLEAR_CHARS: clear chars starting from pixel position - * ERASE_ROWS : set rows starting from row to the foreground colour */ -#define drawBuffer vt - -#define CLEAR_ROWS(row, num) \ - if (mapped) \ - XClearArea (dpy, drawBuffer, 0, \ - Row2Pixel (row), (unsigned int)width, \ - (unsigned int)Height2Pixel (num), False) - #define CLEAR_CHARS(x, y, num) \ - if (mapped) \ - XClearArea (dpy, drawBuffer, x, y, \ + if (mapped) \ + XClearArea (dpy, vt, x, y, \ (unsigned int)Width2Pixel (num), \ (unsigned int)Height2Pixel (1), False) -#define ERASE_ROWS(row, num) \ - XFillRectangle (dpy, drawBuffer, gc, \ - 0, Row2Pixel (row), \ - (unsigned int)width, \ - (unsigned int)Height2Pixel (num)) - /* ------------------------------------------------------------------------- * * SCREEN `COMMON' ROUTINES * * ------------------------------------------------------------------------- */ @@ -117,9 +98,9 @@ void rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW { - if (!l.t) + if (!l.valid ()) { - lalloc (l); + l.alloc (); col = 0; width = ncol; } @@ -150,18 +131,82 @@ l.f = 0; } +// nuke a single wide character at the given column +void +rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW +{ + // find begin + while (col > 0 && l.t[col] == NOCHAR) + col--; + + rend_t rend = l.r[col] & ~RS_baseattrMask; + rend = SET_FONT (rend, FONTSET (rend)->find_font (' ')); + + l.touch (); + + // found start, nuke + do { + l.t[col] = ' '; + l.r[col] = rend; + col++; + } while (col < ncol && l.t[col] == NOCHAR); +} + /* ------------------------------------------------------------------------- * * SCREEN INITIALISATION * * ------------------------------------------------------------------------- */ void +rxvt_term::scr_alloc () NOTHROW +{ + int tsize = sizeof (text_t) * ncol; + int rsize = sizeof (rend_t) * ncol; + + // we assume that rend_t size is a sufficient alignment + // factor for text_t and line_t values, and we only + // need to adjust tsize. + tsize = (tsize + sizeof (rend_t) - 1); + tsize -= tsize % sizeof (rend_t); + + int all_rows = total_rows + nrow + nrow; + + chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows; + chunk = chunk_alloc (chunk_size, 0); + + char *base = (char *)chunk + sizeof (line_t) * all_rows; + + for (int row = 0; row < all_rows; ++row) + { + line_t &l = ((line_t *)chunk) [row]; + + l.t = (text_t *)base; base += tsize; + l.r = (rend_t *)base; base += rsize; + l.l = -1; + l.f = 0; + } + + drawn_buf = (line_t *)chunk; + swap_buf = drawn_buf + nrow; + row_buf = swap_buf + nrow; +} + +void +rxvt_term::copy_line (line_t &dst, line_t &src) +{ + scr_blank_screen_mem (dst, DEFAULT_RSTYLE); + dst.l = min (src.l, ncol); + memcpy (dst.t, src.t, sizeof (text_t) * dst.l); + memcpy (dst.r, src.r, sizeof (rend_t) * dst.l); + dst.f = src.f; +} + +void ecb_cold rxvt_term::scr_reset () { #if ENABLE_OVERLAY scr_overlay_off (); #endif - rvideo_mode = false; view_start = 0; num_scr = 0; @@ -174,9 +219,6 @@ if (ncol == prev_ncol && nrow == prev_nrow) return; - if (current_screen != PRIMARY) - scr_swap_screen (); - // we need at least two lines for wrapping to work correctly while (nrow + saveLines < 2) { @@ -194,28 +236,22 @@ screen.tscroll = 0; screen.bscroll = nrow - 1; - if (!row_buf) + void *prev_chunk = chunk; + size_t prev_chunk_size = chunk_size; + line_t *prev_drawn_buf = drawn_buf; + line_t *prev_swap_buf = swap_buf; + line_t *prev_row_buf = row_buf; + + scr_alloc (); + + if (!prev_row_buf) { /* - * first time called so just malloc everything: don't rely on realloc + * first time called (or after scr_release) so just malloc everything: don't rely on realloc */ top_row = 0; term_start = 0; - talloc = new rxvt_salloc (ncol * sizeof (text_t)); - ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); - - row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t)); - drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); - swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t)); - - for (int row = nrow; row--; ) - { - scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); - scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); - scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); - } - memset (charsets, 'B', sizeof (charsets)); rstyle = DEFAULT_RSTYLE; screen.flags = Screen_DefaultFlags; @@ -238,6 +274,8 @@ selection.op = SELECTION_CLEAR; selection.screen = PRIMARY; selection.clicks = 0; + selection.clip_text = NULL; + selection.clip_len = 0; } else { @@ -245,38 +283,12 @@ * add or delete rows as appropriate */ - rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); - rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); - -#if 0 - if (nrow < prev_nrow) - { - for (int row = nrow; row < prev_nrow; row++) - { - lfree (swap_buf [row]); - lfree (drawn_buf[row]); - } - } -#endif - - drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t)); - swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t)); - for (int row = min (nrow, prev_nrow); row--; ) { - lresize (drawn_buf[row]); - lresize (swap_buf [row]); + copy_line (drawn_buf [row], prev_drawn_buf [row]); + copy_line (swap_buf [row], prev_swap_buf [row]); } - for (int row = prev_nrow; row < nrow; row++) - { - swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); - drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); - } - - line_t *old_buf = row_buf; - row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t)); - int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row int pend = MOD (term_start + top_row , prev_total_rows); int q = total_rows; // rewrapped row @@ -285,6 +297,7 @@ { // Re-wrap lines. This is rather ugly, possibly because I am too dumb // to come up with a lean and mean algorithm. + // TODO: maybe optimise when width didn't change row_col_t ocur = screen.cur; ocur.row = MOD (term_start + ocur.row, prev_total_rows); @@ -292,13 +305,11 @@ do { p = MOD (p - 1, prev_total_rows); -#ifdef DEBUG_STRICT - assert (old_buf [MOD (p, prev_total_rows)].t); -#endif + assert (prev_row_buf [MOD (p, prev_total_rows)].t); int plines = 1; - int llen = old_buf [MOD (p, prev_total_rows)].l; + int llen = prev_row_buf [MOD (p, prev_total_rows)].l; - while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) + while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ()) { p = MOD (p - 1, prev_total_rows); @@ -321,7 +332,7 @@ for (int qrow = q; qlines--; qrow++) { qline = row_buf + qrow; - lalloc (*qline); + qline->alloc (); // redundant with next line qline->l = ncol; qline->is_longer (1); @@ -330,7 +341,7 @@ // see below for cursor adjustment rationale if (p == ocur.row) screen.cur.row = q - (total_rows - nrow); - + // fill a single destination line while (lofs < llen && qcol < ncol) { @@ -346,7 +357,7 @@ if (prow == ocur.row) screen.cur.row = q - (total_rows - nrow); - line_t &pline = old_buf [prow]; + line_t &pline = prev_row_buf [prow]; int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); @@ -366,7 +377,7 @@ term_start = total_rows - nrow; top_row = q - term_start; - + // make sure all terminal lines exist while (top_row > 0) scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE); @@ -374,88 +385,95 @@ else { // if no scrollback exists (yet), wing, instead of wrap - + for (int row = min (nrow, prev_nrow); row--; ) { - line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; - line_t &qline = row_buf [row]; + line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)]; + line_t &dst = row_buf [row]; - qline = pline; - lresize (qline); + copy_line (dst, src); } for (int row = prev_nrow; row < nrow; row++) - { - row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); - } + scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); term_start = 0; } - free (old_buf); - delete old_ta; - delete old_ra; - clamp_it (screen.cur.row, 0, nrow - 1); clamp_it (screen.cur.col, 0, ncol - 1); - - free (tabs); } - CLEAR_ALL_SELECTION (); + for (int row = nrow; row--; ) + { + if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); + if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); + if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE); + } - prev_nrow = nrow; - prev_ncol = ncol; + chunk_free (prev_chunk, prev_chunk_size); + free (tabs); tabs = (char *)rxvt_malloc (ncol); - for (int col = ncol; --col; ) + for (int col = ncol; col--; ) tabs [col] = col % TABSIZE == 0; - if (current_screen != PRIMARY) - scr_swap_screen (); + CLEAR_ALL_SELECTION (); + + prev_nrow = nrow; + prev_ncol = ncol; tt_winch (); HOOK_INVOKE ((this, HOOK_RESET, DT_END)); } -/* ------------------------------------------------------------------------- */ -/* - * Free everything. That way malloc debugging can find leakage. - */ -void +void ecb_cold rxvt_term::scr_release () NOTHROW { - if (row_buf) - { - delete talloc; talloc = 0; - delete ralloc; ralloc = 0; - - free (row_buf); - free (swap_buf); - free (drawn_buf); - free (tabs); + chunk_free (chunk, chunk_size); + chunk = 0; + row_buf = 0; - row_buf = 0; // signal that we freed all the arrays - } + free (tabs); + tabs = 0; } /* ------------------------------------------------------------------------- */ /* - * Hard reset + * Hard/Soft reset */ -void +void ecb_cold rxvt_term::scr_poweron () { scr_release (); + prev_nrow = prev_ncol = 0; + rvideo_mode = false; + scr_soft_reset (); scr_reset (); scr_clear (true); scr_refresh (); } +void ecb_cold +rxvt_term::scr_soft_reset () NOTHROW +{ + /* only affects modes, nothing drastic such as clearing the screen */ +#if ENABLE_OVERLAY + scr_overlay_off (); +#endif + + if (current_screen != PRIMARY) + scr_swap_screen (); + + scr_scroll_region (0, MAX_ROWS - 1); + scr_rendition (0, ~RS_None); + scr_insert_mode (0); +} + /* ------------------------------------------------------------------------- * * PROCESS SCREEN COMMANDS * * ------------------------------------------------------------------------- */ @@ -501,14 +519,12 @@ /* boundary check in case screen size changed between SAVE and RESTORE */ min_it (s->cur.row, nrow - 1); min_it (s->cur.col, ncol - 1); -#ifdef DEBUG_STRICT assert (s->cur.row >= 0); assert (s->cur.col >= 0); -#endif } void -rxvt_term::scr_swap_screen () +rxvt_term::scr_swap_screen () NOTHROW { if (!option (Opt_secondaryScreen)) return; @@ -537,9 +553,14 @@ want_refresh = 1; view_start = 0; - selection_check (2); /* check for boundary cross */ + /* check for boundary cross */ + row_col_t pos; + pos.row = pos.col = 0; + if (ROWCOL_IS_BEFORE (selection.beg, pos) + && ROWCOL_IS_AFTER (selection.end, pos)) + CLEAR_SELECTION (); - int i = current_screen; current_screen = scrn; scrn = i; + current_screen = scrn; #if NSCREENS if (option (Opt_secondaryScreen)) @@ -598,14 +619,14 @@ */ void rxvt_term::scr_rendition (int set, int style) NOTHROW - { - if (set) - rstyle |= style; - else if (style == ~RS_None) - rstyle = DEFAULT_RSTYLE; - else - rstyle &= ~style; - } +{ + if (set) + rstyle |= style; + else if (style == ~RS_None) + rstyle = DEFAULT_RSTYLE; + else + rstyle &= ~style; +} /* ------------------------------------------------------------------------- */ /* @@ -613,7 +634,7 @@ * count positive ==> scroll up * count negative ==> scroll down */ -int +int ecb_hot rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW { if (count == 0 || (row1 > row2)) @@ -626,24 +647,38 @@ && row1 == 0 && (current_screen == PRIMARY || option (Opt_secondaryScroll))) { - top_row = max (top_row - count, -saveLines); + min_it (count, total_rows - (nrow - (row2 + 1))); - // scroll everything up 'count' lines - term_start = (term_start + count) % total_rows; + top_row = max (top_row - count, -saveLines); // sever bottommost line { - line_t &l = ROW(row2 - count); + line_t &l = ROW(row2); l.is_longer (0); l.touch (); } + // scroll everything up 'count' lines + term_start = (term_start + count) % total_rows; + + // now copy lines below the scroll region bottom to the + // bottom of the screen again, so they look as if they + // hadn't moved. + for (int i = nrow; --i > row2; ) + { + line_t &l1 = ROW(i - count); + line_t &l2 = ROW(i); + + ::swap (l1, l2); + l2.touch (); + } + // erase newly scrolled-in lines for (int i = count; i--; ) { - line_t &l = ROW(nrow - 1 - i); + line_t &l = ROW(row2 - i); - // optimize if already cleared, can be significant on slow machines + // optimise if already cleared, can be significant on slow machines // could be rolled into scr_blank_screen_mem if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask))) { @@ -655,32 +690,15 @@ scr_blank_screen_mem (l, rstyle); } - // now copy lines below the scroll region bottom to the - // bottom of the screen again, so they look as if they - // hadn't moved. - for (int i = nrow; --i > row2; ) - { - line_t &l1 = ROW(i - count); - line_t &l2 = ROW(i); - - ::swap (l1, l2); - l2.touch (); - } - // move and/or clear selection, if any - if (selection.op && current_screen == selection.screen) + if (selection.op && current_screen == selection.screen + && selection.beg.row <= row2) { selection.beg.row -= count; selection.end.row -= count; selection.mark.row -= count; - if (selection.beg.row < top_row - || selection.end.row < top_row - || selection.mark.row < top_row) - { - CLEAR_ALL_SELECTION (); - selection.op = SELECTION_CLEAR; - } + selection_check (0); } // finally move the view window, if desired @@ -712,7 +730,7 @@ selection.beg.row -= count; selection.end.row -= count; selection.mark.row -= count; - + selection_check (0); } } @@ -720,11 +738,19 @@ // use a simple and robust scrolling algorithm, this // part of scr_scroll_text is not time-critical. + // sever line above scroll region + if (row1) + { + line_t &l = ROW(row1 - 1); + l.is_longer (0); + l.touch (); + } + int rows = row2 - row1 + 1; min_it (count, rows); - line_t *temp_buf = row_buf + total_rows; + line_t *temp_buf = rxvt_temp_buf (rows); for (int row = 0; row < rows; row++) { @@ -736,6 +762,13 @@ for (int row = 0; row < rows; row++) ROW(row1 + row) = temp_buf [row]; + + // sever bottommost line + { + line_t &l = ROW(row2); + l.is_longer (0); + l.touch (); + } } return count; @@ -745,13 +778,13 @@ /* * Add text given in of length to screen struct */ -void +void ecb_hot rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW { if (len <= 0) /* sanity */ return; - unsigned char checksel; + bool checksel; unicode_t c; int ncol = this->ncol; const wchar_t *strend = str + len; @@ -774,11 +807,9 @@ } } -#ifdef DEBUG_STRICT assert (screen.cur.col < ncol); assert (screen.cur.row < nrow && screen.cur.row >= top_row); -#endif int row = screen.cur.row; checksel = selection.op && current_screen == selection.screen ? 1 : 0; @@ -789,7 +820,7 @@ { c = (unicode_t)*str++; // convert to rxvt-unicodes representation - if (c < 0x20) + if (ecb_unlikely (c < 0x20)) if (c == C0_LF) { max_it (line->l, screen.cur.col); @@ -818,9 +849,11 @@ continue; } - if (checksel /* see if we're writing within selection */ - && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) - && ROWCOL_IS_BEFORE (screen.cur, selection.end)) + if (ecb_unlikely ( + checksel /* see if we're writing within selection */ + && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) + && ROWCOL_IS_BEFORE (screen.cur, selection.end) + )) { checksel = 0; /* @@ -831,10 +864,10 @@ CLEAR_SELECTION (); } - if (screen.flags & Screen_WrapNext) + if (ecb_unlikely (screen.flags & Screen_WrapNext)) { scr_do_wrap (); - + line->l = ncol; line->is_longer (1); @@ -843,7 +876,7 @@ } // some utf-8 decoders "decode" surrogate characters: let's fix this. - if (IN_RANGE_INC (c, 0xd800, 0xdfff)) + if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff))) c = 0xfffd; // rely on wcwidth to tell us the character width, do wcwidth before @@ -852,7 +885,7 @@ // locale. int width = WCWIDTH (c); - if (charsets [screen.charset] == '0') // DEC SPECIAL + if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL { // vt100 special graphics and line drawing // 5f-7e standard vt100 @@ -875,7 +908,7 @@ } } - if (screen.flags & Screen_Insert) + if (ecb_unlikely (screen.flags & Screen_Insert)) scr_insdel_chars (width, INSERT); if (width != 0) @@ -890,38 +923,29 @@ # endif #endif - // nuke the character at this position, if required - if (line->t[screen.cur.col] == NOCHAR - || (screen.cur.col < ncol - 1 - && line->t[screen.cur.col + 1] == NOCHAR)) - { - int col = screen.cur.col; - - // find begin - while (col > 0 && line->t[col] == NOCHAR) - col--; - - rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' ')); - - // found begin, nuke - do { - line->t[col] = ' '; - line->r[col] = rend; - col++; - } while (col < ncol && line->t[col] == NOCHAR); - } - rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); // if the character doesn't fit into the remaining columns... - if (screen.cur.col > ncol - width && ncol >= width) + if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width)) { - // ...output spaces - c = ' '; - // and try the same character next loop iteration - --str; + if (screen.flags & Screen_Autowrap) + { + // ... artificially enlargen the previous one + c = NOCHAR; + // and try the same character next loop iteration + --str; + } + else + screen.cur.col = ncol - width; } + // nuke the character at this position, if required + // due to wonderful coincidences everywhere else in this loop + // we never have to check for overwriting a wide char itself, + // only its tail. + if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR)) + scr_kill_char (*line, screen.cur.col); + line->touch (); do @@ -929,80 +953,80 @@ line->t[screen.cur.col] = c; line->r[screen.cur.col] = rend; - if (screen.cur.col < ncol - 1) + if (ecb_likely (screen.cur.col < ncol - 1)) screen.cur.col++; else { line->l = ncol; if (screen.flags & Screen_Autowrap) screen.flags |= Screen_WrapNext; - break; + + goto end_of_line; } c = NOCHAR; } - while (--width > 0); + while (ecb_unlikely (--width > 0)); // pad with spaces when overwriting wide character with smaller one - if (!width) + for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++) { - line->touch (); - - for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++) - { - line->t[c] = ' '; - line->r[c] = rend; - } + line->t[c] = ' '; + line->r[c] = rend; } + +end_of_line: + ; } +#if ENABLE_COMBINING else // width == 0 { -#if ENABLE_COMBINING - // handle combining characters - // we just tag the accent on the previous on-screen character. - // this is arguably not correct, but also arguably not wrong. - // we don't handle double-width characters nicely yet. - line_t *linep; - text_t *tp; - rend_t *rp; - - if (screen.cur.col > 0) - { - linep = line; - tp = line->t + screen.cur.col - 1; - rp = line->r + screen.cur.col - 1; - } - else if (screen.cur.row > 0 - && ROW(screen.cur.row - 1).is_longer ()) - { - linep = &ROW(screen.cur.row - 1); - tp = line->t + ncol - 1; - rp = line->r + ncol - 1; - } - else - continue; + if (c != 0xfeff) // ignore BOM + { + // handle combining characters + // we just tag the accent on the previous on-screen character. + // this is arguably not correct, but also arguably not wrong. + // we don't handle double-width characters nicely yet. + line_t *linep; + text_t *tp; + rend_t *rp; - linep->touch (); + if (screen.cur.col > 0) + { + linep = line; + tp = line->t + screen.cur.col - 1; + rp = line->r + screen.cur.col - 1; + } + else if (screen.cur.row > 0 + && ROW(screen.cur.row - 1).is_longer ()) + { + linep = &ROW(screen.cur.row - 1); + tp = line->t + ncol - 1; + rp = line->r + ncol - 1; + } + else + continue; - while (*tp == NOCHAR && tp > linep->t) - tp--, rp--; + linep->touch (); - // first try to find a precomposed character - unicode_t n = rxvt_compose (*tp, c); - if (n == NOCHAR) - n = rxvt_composite.compose (*tp, c); + while (*tp == NOCHAR && tp > linep->t) + tp--, rp--; - *tp = n; - *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); -#endif + // first try to find a precomposed character + unicode_t n = rxvt_compose (*tp, c); + if (n == NOCHAR) + n = rxvt_composite.compose (*tp, c); + + *tp = n; + *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); + } } +#endif } max_it (line->l, screen.cur.col); -#ifdef DEBUG_STRICT assert (screen.cur.row >= 0); -#endif } /* ------------------------------------------------------------------------- */ @@ -1013,23 +1037,22 @@ void rxvt_term::scr_backspace () NOTHROW { - want_refresh = 1; - if (screen.cur.col == 0) { if (screen.cur.row > 0) { #ifdef TERMCAP_HAS_BW screen.cur.col = ncol - 1; - screen.cur.row--; - return; + --screen.cur.row; + + want_refresh = 1; #endif } } - else if (!(screen.flags & Screen_WrapNext)) + else if (screen.flags & Screen_WrapNext) + screen.flags &= ~Screen_WrapNext; + else scr_gotorc (0, -1, RELATIVE); - - screen.flags &= ~Screen_WrapNext; } /* ------------------------------------------------------------------------- */ @@ -1062,7 +1085,7 @@ if (!--count) break; } - else + else ht &= l.t[i] == ' ' && RS_SAME (l.r[i], base_rend); @@ -1115,7 +1138,7 @@ * in that row right. Clear left column. */ #if !ENABLE_MINIMAL -void +void ecb_cold rxvt_term::scr_backindex () NOTHROW { if (screen.cur.col > 0) @@ -1132,7 +1155,7 @@ * in that row left. Clear right column. */ #if !ENABLE_MINIMAL -void +void ecb_cold rxvt_term::scr_forwardindex () NOTHROW { if (screen.cur.col < ncol - 1) @@ -1188,7 +1211,8 @@ else { if (screen.flags & Screen_Relative) - { /* relative origin mode */ + { + /* relative origin mode */ screen.cur.row = row + screen.tscroll; min_it (screen.cur.row, screen.bscroll); } @@ -1231,6 +1255,7 @@ * XTERM_SEQ: Clear line to right: ESC [ 0 K * XTERM_SEQ: Clear line to left : ESC [ 1 K * XTERM_SEQ: Clear whole line : ESC [ 2 K + * extension: clear to right unless wrapped: ESC [ 3 K */ void rxvt_term::scr_erase_line (int mode) NOTHROW @@ -1249,21 +1274,31 @@ switch (mode) { + case 3: + if (screen.flags & Screen_WrapNext) + return; + + /* fall through */ + case 0: /* erase to end of line */ col = screen.cur.col; num = ncol - col; min_it (line.l, col); + if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) CLEAR_SELECTION (); break; + case 1: /* erase to beginning of line */ col = 0; num = screen.cur.col + 1; + if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) CLEAR_SELECTION (); break; + case 2: /* erase whole line */ col = 0; num = ncol; @@ -1281,7 +1316,7 @@ /* ------------------------------------------------------------------------- */ /* - * Erase part of whole of the screen + * Erase part or whole of the screen * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J * XTERM_SEQ: Clear whole screen : ESC [ 2 J @@ -1300,19 +1335,16 @@ switch (mode) { case 0: /* erase to end of screen */ - selection_check (1); scr_erase_line (0); row = screen.cur.row + 1; /* possible OOB */ num = nrow - row; break; case 1: /* erase to beginning of screen */ - selection_check (3); scr_erase_line (1); row = 0; num = screen.cur.row; break; case 2: /* erase whole screen */ - selection_check (3); row = 0; num = nrow; break; @@ -1331,27 +1363,40 @@ min_it (num, nrow - row); - if (rstyle & (RS_RVid | RS_Uline)) + if (rstyle & (RS_Blink | RS_RVid | RS_Uline)) ren = (rend_t) ~RS_None; else if (GET_BASEBG (rstyle) == Color_bg) { ren = DEFAULT_RSTYLE; - CLEAR_ROWS (row, num); + + if (mapped) + XClearArea (dpy, vt, 0, + Row2Pixel (row - view_start), (unsigned int)vt_width, + (unsigned int)Height2Pixel (num), False); } else { ren = rstyle & (RS_fgMask | RS_bgMask); - gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; - XChangeGC (dpy, gc, GCForeground, &gcvalue); - ERASE_ROWS (row, num); - gcvalue.foreground = pix_colors[Color_fg]; - XChangeGC (dpy, gc, GCForeground, &gcvalue); + + if (mapped) + { + gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; + XChangeGC (dpy, gc, GCForeground, &gcvalue); + XFillRectangle (dpy, vt, gc, + 0, Row2Pixel (row - view_start), + (unsigned int)vt_width, + (unsigned int)Height2Pixel (num)); + gcvalue.foreground = pix_colors[Color_fg]; + XChangeGC (dpy, gc, GCForeground, &gcvalue); + } } for (; num--; row++) { scr_blank_screen_mem (ROW(row), rstyle); - scr_blank_line (drawn_buf [row], 0, ncol, ren); + + if (row - view_start < nrow) + scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren); } } @@ -1371,7 +1416,7 @@ * Fill the screen with `E's * XTERM_SEQ: Screen Alignment Test: ESC # 8 */ -void +void ecb_cold rxvt_term::scr_E () NOTHROW { rend_t fs; @@ -1380,7 +1425,11 @@ ZERO_SCROLLBACK (); num_scr_allow = 0; - selection_check (3); + + row_col_t pos; + pos.row = pos.col = 0; + if (ROWCOL_IS_AFTER (selection.end, pos)) + CLEAR_SELECTION (); fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); for (int row = nrow; row--; ) @@ -1435,9 +1484,6 @@ void rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW { - int col, row; - rend_t tr; - want_refresh = 1; ZERO_SCROLLBACK (); @@ -1449,24 +1495,31 @@ selection_check (1); min_it (count, ncol - screen.cur.col); - row = screen.cur.row; + int row = screen.cur.row; line_t *line = &ROW(row); line->touch (); line->is_longer (0); + // nuke wide spanning the start + if (line->t[screen.cur.col] == NOCHAR) + scr_kill_char (*line, screen.cur.col); + switch (insdel) { case INSERT: - for (col = ncol - 1; (col - count) >= screen.cur.col; col--) + line->l = min (line->l + count, ncol); + + if (line->t[screen.cur.col] == NOCHAR) + scr_kill_char (*line, screen.cur.col); + + for (int col = ncol - 1; (col - count) >= screen.cur.col; col--) { line->t[col] = line->t[col - count]; line->r[col] = line->r[col - count]; } - line->l = min (line->l + count, ncol); - if (selection.op && current_screen == selection.screen && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) { @@ -1474,7 +1527,8 @@ || (selection.end.col + count >= ncol)) CLEAR_SELECTION (); else - { /* shift selection */ + { + /* shift selection */ selection.beg.col += count; selection.mark.col += count; /* XXX: yes? */ selection.end.col += count; @@ -1489,21 +1543,27 @@ selection_check (1); screen.cur.col -= count; - line->l = max (line->l - count, 0); + // nuke wide char after the end + if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR) + scr_kill_char (*line, screen.cur.col + count); + scr_blank_line (*line, screen.cur.col, count, rstyle); break; case DELETE: - tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); + line->l = max (line->l - count, 0); - for (col = screen.cur.col; (col + count) < ncol; col++) + // nuke wide char spanning the end + if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR) + scr_kill_char (*line, screen.cur.col + count); + + for (int col = screen.cur.col; (col + count) < ncol; col++) { line->t[col] = line->t[col + count]; line->r[col] = line->r[col + count]; } - line->l = max (line->l - count, 0); - scr_blank_line (*line, ncol - count, count, tr); + scr_blank_line (*line, ncol - count, count, rstyle); if (selection.op && current_screen == selection.screen && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) @@ -1530,7 +1590,7 @@ * Set the scrolling region * XTERM_SEQ: Set region - inclusive: ESC [ ; r */ -void +void ecb_cold rxvt_term::scr_scroll_region (int top, int bot) NOTHROW { max_it (top, 0); @@ -1550,7 +1610,7 @@ * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l */ -void +void ecb_cold rxvt_term::scr_cursor_visible (int mode) NOTHROW { want_refresh = 1; @@ -1567,7 +1627,7 @@ * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l */ -void +void ecb_cold rxvt_term::scr_autowrap (int mode) NOTHROW { if (mode) @@ -1586,7 +1646,7 @@ * XTERM_SEQ: Set Absolute: ESC [ ? 6 h * XTERM_SEQ: Set Relative: ESC [ ? 6 l */ -void +void ecb_cold rxvt_term::scr_relative_origin (int mode) NOTHROW { if (mode) @@ -1603,7 +1663,7 @@ * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l */ -void +void ecb_cold rxvt_term::scr_insert_mode (int mode) NOTHROW { if (mode) @@ -1619,7 +1679,7 @@ * XTERM_SEQ: Clear tab at current column: ESC [ 0 g * XTERM_SEQ: Clear all tabs : ESC [ 3 g */ -void +void ecb_cold rxvt_term::scr_set_tab (int mode) NOTHROW { if (mode < 0) @@ -1648,8 +1708,8 @@ rvideo_state = on; ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); -#ifdef HAVE_BG_PIXMAP - if (bgPixmap.pixmap == None) +#ifdef HAVE_IMG + if (bg_img == 0) #endif XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); @@ -1668,7 +1728,7 @@ * Report current cursor position * XTERM_SEQ: Report position: ESC [ 6 n */ -void +void ecb_cold rxvt_term::scr_report_position () NOTHROW { tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); @@ -1681,7 +1741,7 @@ /* * Set font style */ -void +void ecb_cold rxvt_term::set_font_style () NOTHROW { #if 0 @@ -1713,7 +1773,7 @@ * XTERM_SEQ: Invoke G2 character set: ESC N * XTERM_SEQ: Invoke G3 character set: ESC O */ -void +void ecb_cold rxvt_term::scr_charset_choose (int set) NOTHROW { screen.charset = set; @@ -1744,7 +1804,7 @@ /* * refresh matching text. */ -bool +bool ecb_cold rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW { bool found = false; @@ -1773,7 +1833,7 @@ RC_COUNT }; -void +void ecb_hot rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW { int i; @@ -1803,7 +1863,7 @@ min_it (rc[i].col, ncol - 1); min_it (rc[i].row, nrow - 1); } -// TODO: this line somehow causes segfault if scr_expose() is called just after resize + for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); @@ -1820,7 +1880,7 @@ void rxvt_term::scr_touch (bool refresh) NOTHROW { - scr_expose (0, 0, width, height, refresh); + scr_expose (0, 0, vt_width, vt_height, refresh); } /* ------------------------------------------------------------------------- */ @@ -1868,10 +1928,11 @@ #ifndef NO_BELL void -rxvt_term::bell_cb (time_watcher &w) +rxvt_term::bell_cb (ev::timer &w, int revents) { rvideo_bell = false; scr_rvideo_mode (rvideo_mode); + refresh_check (); } #endif @@ -1885,45 +1946,37 @@ # ifdef MAPALERT_OPTION if (option (Opt_mapAlert)) # endif - XMapWindow (dpy, parent[0]); + XMapWindow (dpy, parent); # endif + # if ENABLE_FRILLS if (option (Opt_urgentOnBell)) - { - XWMHints *h; - - h = XGetWMHints(dpy, parent[0]); - if (h != NULL) - { - h->flags |= XUrgencyHint; - XSetWMHints(dpy, parent[0], h); - } - } + set_urgency (1); # endif if (option (Opt_visualBell)) { rvideo_bell = true; scr_rvideo_mode (rvideo_mode); - display->flush (); + flush (); - bell_ev.start (NOW + VISUAL_BELL_DURATION); + bell_ev.start (VISUAL_BELL_DURATION); } else XBell (dpy, 0); + HOOK_INVOKE ((this, HOOK_BELL, DT_END)); #endif } /* ------------------------------------------------------------------------- */ -/* ARGSUSED */ -void +void ecb_cold rxvt_term::scr_printscreen (int fullhist) NOTHROW { #ifdef PRINTPIPE int nrows, row_start; - FILE *fd; + FILE *fd = popen_printer (); - if ((fd = popen_printer ()) == NULL) + if (!fd) return; if (fullhist) @@ -1939,7 +1992,7 @@ wctomb (0, 0); - for (int r1 = 0; r1 < nrows; r1++) + for (int r1 = row_start; r1 < row_start + nrows; r1++) { text_t *tp = ROW(r1).t; int len = ROW(r1).l; @@ -1975,11 +2028,9 @@ * drawn_text/drawn_rend contain the screen information before the update. * screen.text/screen.rend contain what the screen will change to. */ -void +void ecb_hot rxvt_term::scr_refresh () NOTHROW { - unsigned char have_bg, - showcursor; /* show the cursor */ int16_t col, row, /* column/row we're processing */ ocrow; /* old cursor row */ int i; /* tmp */ @@ -1998,11 +2049,12 @@ /* * A: set up vars */ - have_bg = 0; refresh_count = 0; -#ifdef HAVE_BG_PIXMAP - have_bg |= bgPixmap.pixmap != None; + unsigned int old_screen_flags = screen.flags; + bool have_bg = 0; +#ifdef HAVE_IMG + have_bg = bg_img != 0; #endif ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ @@ -2011,13 +2063,19 @@ */ scr_reverse_selection (); + HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); +#if ENABLE_OVERLAY + scr_swap_overlay (); +#endif + + bool showcursor = screen.flags & Screen_VisibleCursor; + /* * C: set the cursor character (s) */ { - unsigned char setoldcursor; + bool setoldcursor; - showcursor = (screen.flags & Screen_VisibleCursor); #ifdef CURSOR_BLINK if (hidden_cursor) showcursor = 0; @@ -2055,7 +2113,7 @@ ccol2 = Color_bg; #endif - if (showcursor && focus) + if (focus) { if (option (Opt_cursorUnderline)) *crp ^= RS_Uline; @@ -2100,11 +2158,6 @@ } } - HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); -#if ENABLE_OVERLAY - scr_swap_overlay (); -#endif - #ifndef NO_SLOW_LINK_SUPPORT /* * D: CopyArea pass - very useful for slower links @@ -2118,7 +2171,6 @@ int i = num_scr; int j; int len, wlen; - dLocal (int, num_scr); j = nrow; wlen = len = -1; @@ -2203,10 +2255,10 @@ // redraw one or more characters // seek to the beginning of wide characters - while (stp[col] == NOCHAR && col > 0) + while (ecb_unlikely (stp[col] == NOCHAR && col > 0)) --col; - rend_t rend = srp[col]; /* screen rendition (target rendtion) */ + rend_t rend = srp[col]; /* screen rendition (target rendition) */ text_t *text = stp + col; int count = 1; @@ -2220,7 +2272,8 @@ if (stp[col] == NOCHAR) { dtp[col] = stp[col]; - drp[col] = rend; + drp[col] = srp[col]; + count++; i++; @@ -2250,7 +2303,7 @@ count -= i; /* dump any matching trailing chars */ // sometimes we optimize away the trailing NOCHAR's, add them back - while (i && text[count] == NOCHAR) + while (ecb_unlikely (i && text[count] == NOCHAR)) count++, i--; /* @@ -2260,13 +2313,12 @@ int back = bgcolor_of (rend); // desired background // only do special processing if any attributes are set, which is unlikely - if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) + if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel))) { bool invert = rend & RS_RVid; #ifndef NO_BOLD_UNDERLINE_REVERSE - if (rend & RS_Bold - && fore == Color_fg) + if (rend & RS_Bold && fore == Color_fg) { if (ISSET_PIXCOLOR (Color_BD)) fore = Color_BD; @@ -2276,8 +2328,7 @@ # endif } - if (rend & RS_Italic - && fore == Color_fg) + if (rend & RS_Italic && fore == Color_fg) { if (ISSET_PIXCOLOR (Color_IT)) fore = Color_IT; @@ -2291,25 +2342,31 @@ fore = Color_UL; #endif - if (invert) - { #ifdef OPTION_HC - if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col) - || !ISSET_PIXCOLOR (Color_HC)) + if (rend & RS_Sel) + { + /* invert the column if no highlightColor is set or it is the + * current cursor column */ + if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col) + && ISSET_PIXCOLOR (Color_HC)) + { + if (ISSET_PIXCOLOR (Color_HTC)) + fore = Color_HTC; + // if invert is 0 reverse video is set so we use bg color as fg color + else if (!invert) + fore = back; + + back = Color_HC; + invert = 0; + } + } #endif - /* invert the column if no highlightColor is set or it is the - * current cursor column */ + + if (invert) + { ::swap (fore, back); -#ifdef OPTION_HC - else if (ISSET_PIXCOLOR (Color_HC)) - back = Color_HC; -#endif #ifndef NO_BOLD_UNDERLINE_REVERSE -# ifndef OPTION_HC - if (ISSET_PIXCOLOR (Color_RV)) - back = Color_RV; -# endif if (fore == back) { fore = Color_bg; @@ -2321,9 +2378,9 @@ #ifdef TEXT_BLINK if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) { - if (!text_blink_ev.active) + if (!text_blink_ev.is_active ()) { - text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); + text_blink_ev.again (); hidden_text = 0; } else if (hidden_text) @@ -2355,7 +2412,7 @@ */ rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; - if (have_bg && back == Color_bg) + if (ecb_likely (have_bg && back == Color_bg)) { // this is very ugly, maybe push it into ->draw? @@ -2372,7 +2429,7 @@ else font->draw (*drawable, xpixel, ypixel, text, count, fore, back); - if (rend & RS_Uline && font->descent > 1 && fore != back) + if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back)) { #if ENABLE_FRILLS if (ISSET_PIXCOLOR (Color_underline)) @@ -2381,18 +2438,13 @@ #endif XSetForeground (dpy, gc, pix_colors[fore]); - XDrawLine (dpy, drawBuffer, gc, + XDrawLine (dpy, vt, gc, xpixel, ypixel + font->ascent + 1, xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); } } /* for (col....) */ } /* for (row....) */ -#if ENABLE_OVERLAY - scr_swap_overlay (); -#endif - HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END)); - /* * G: cleanup cursor and display outline cursor if necessary */ @@ -2429,27 +2481,33 @@ #endif XSetForeground (dpy, gc, pix_colors[ccol1]); - XDrawRectangle (dpy, drawBuffer, gc, + XDrawRectangle (dpy, vt, gc, Col2Pixel (col), Row2Pixel (oldcursor.row), (unsigned int) (Width2Pixel (cursorwidth) - 1), - (unsigned int) (Height2Pixel (1) - lineSpace - 1)); + (unsigned int) (Height2Pixel (1) - 1)); } } /* * H: cleanup selection */ +#if ENABLE_OVERLAY + scr_swap_overlay (); +#endif + HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END)); + scr_reverse_selection (); + screen.flags = old_screen_flags; num_scr = 0; num_scr_allow = 1; } -void +void ecb_cold rxvt_term::scr_remap_chars (line_t &l) NOTHROW { - if (!l.t) + if (!l.valid ()) return; l.touch (); // maybe a bit of an overkill, but it's not performance-relevant @@ -2458,7 +2516,7 @@ l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); } -void +void ecb_cold rxvt_term::scr_remap_chars () NOTHROW { for (int i = total_rows; i--; ) @@ -2471,27 +2529,53 @@ } } -void -rxvt_term::scr_recolour () NOTHROW +void ecb_cold +rxvt_term::scr_recolour (bool refresh) NOTHROW { -#ifdef HAVE_BG_PIXMAP - bgPixmap.apply (); -#else - XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]); - XClearWindow (dpy, parent[0]); - XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); -# if HAVE_SCROLLBARS - if (scrollBar.win) - { - XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); - scrollBar.setIdle (); - scrollbar_show (0); - } + bool transparent = false; + +#ifdef HAVE_IMG + if (bg_img != 0) + { +# if ENABLE_TRANSPARENCY + if (bg_flags & BG_IS_TRANSPARENT) + { + XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm); + XSetWindowBackgroundPixmap (dpy, vt, ParentRelative); + + transparent = true; + } + else # endif + { + XSetWindowBackground (dpy, parent, pix_colors[Color_border]); + XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm); + } + } + else #endif - - scr_clear (); - scr_touch (true); + { + XSetWindowBackground (dpy, parent, pix_colors[Color_border]); + XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); + } + + XClearWindow (dpy, parent); + + if (scrollBar.win) + { + if (transparent) + XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative); + else + XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]); + scrollBar.state = SB_STATE_IDLE; + scrollBar.show (0); + } + + if (refresh) + { + scr_clear (); + scr_touch (true); + } want_refresh = 1; } @@ -2558,7 +2642,7 @@ } /* ------------------------------------------------------------------------- */ -void +void ecb_hot rxvt_term::scr_reverse_selection () NOTHROW { if (selection.op @@ -2569,12 +2653,12 @@ if (selection.rect) scr_xor_rect (selection.beg.row, selection.beg.col, selection.end.row, selection.end.col, - RS_RVid, RS_RVid | RS_Uline); + RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline); else #endif scr_xor_span (selection.beg.row, selection.beg.col, selection.end.row, selection.end.col, - RS_RVid); + RS_Sel | RS_RVid); } } @@ -2587,26 +2671,8 @@ void rxvt_term::scr_dump (int fd) NOTHROW { - int row, wrote; - unsigned int width, towrite; - char r1[] = "\n"; - - for (row = saveLines - nsaved; - row < saveLines + nrow - 1; row++) - { - width = row_buf[row].l >= 0 ? row_buf[row].l - : ncol; - for (towrite = width; towrite; towrite -= wrote) - { - wrote = write (fd, & (row_buf[row].t[width - towrite]), - towrite); - if (wrote < 0) - return; /* XXX: death, no report */ - } - if (row_buf[row].l >= 0) - if (write (fd, r1, 1) <= 0) - return; /* XXX: death, no report */ - } + // if this method is needed, it can be implemented by factoring the + // relevant code in scr_printscreen } #endif @@ -2616,28 +2682,17 @@ void rxvt_term::selection_check (int check_more) NOTHROW { - row_col_t pos; - if (!selection.op) return; - pos.row = pos.col = 0; if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow) || !IN_RANGE_EXC (selection.mark.row, top_row, nrow) || !IN_RANGE_EXC (selection.end.row, top_row, nrow) || (check_more == 1 && current_screen == selection.screen && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) - && ROWCOL_IS_BEFORE (screen.cur, selection.end)) - || (check_more == 2 - && ROWCOL_IS_BEFORE (selection.beg, pos) - && ROWCOL_IS_AFTER (selection.end, pos)) - || (check_more == 3 - && ROWCOL_IS_AFTER (selection.end, pos)) - || (check_more == 4 /* screen width change */ - && (selection.beg.row != selection.end.row - || selection.end.col > ncol))) - CLEAR_SELECTION (); + && ROWCOL_IS_BEFORE (screen.cur, selection.end))) + CLEAR_ALL_SELECTION (); } /* ------------------------------------------------------------------------- */ @@ -2645,265 +2700,46 @@ * Paste a selection direct to the command fd */ void -rxvt_term::paste (char *data, unsigned int len) NOTHROW +rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW { /* convert normal newline chars into common keyboard Return key sequence */ for (unsigned int i = 0; i < len; i++) if (data[i] == C0_LF) data[i] = C0_CR; - tt_write (data, len); -} - -/* ------------------------------------------------------------------------- */ -/* - * Respond to a notification that a primary selection has been sent - * EXT: SelectionNotify - */ -void -rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW -{ - if (prop == None) /* check for failed XConvertSelection */ - { - if ((selection_type & Sel_CompoundText)) - { - int selnum = selection_type & Sel_whereMask; - - selection_type = 0; - if (selnum != Sel_direct) - selection_request_other (XA_STRING, selnum); - } - - if ((selection_type & Sel_UTF8String)) - { - int selnum = selection_type & Sel_whereMask; - - selection_type = Sel_CompoundText; - if (selnum != Sel_direct) - selection_request_other (xa[XA_COMPOUND_TEXT], selnum); - else - selection_type = 0; - } - - return; - } - - unsigned long bytes_after; - XTextProperty ct; - - if (XGetWindowProperty (dpy, win, prop, - 0, PROP_SIZE / 4, - delete_prop, AnyPropertyType, - &ct.encoding, &ct.format, - &ct.nitems, &bytes_after, - &ct.value) != Success) - { - ct.value = 0; - goto bailout; - } - - if (ct.encoding == None) - goto bailout; - - if (bytes_after) - { - // fetch and append remaining data - XTextProperty ct2; - - if (XGetWindowProperty (dpy, win, prop, - ct.nitems / 4, (bytes_after + 3) / 4, - delete_prop, AnyPropertyType, - &ct2.encoding, &ct2.format, - &ct2.nitems, &bytes_after, - &ct2.value) != Success) - goto bailout; - - // realloc should be compatible to XFree, here, and elsewhere, too - ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1); - memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1); - ct.nitems += ct2.nitems; - - XFree (ct2.value); - } - - if (ct.value == 0) - goto bailout; - - if (ct.encoding == xa[XA_INCR]) - { - // INCR selection, start handshake - if (!delete_prop) - XDeleteProperty (dpy, win, prop); - - selection_wait = Sel_incr; - incr_buf_fill = 0; - incr_ev.start (NOW + 10); - - goto bailout; - } - - if (ct.nitems == 0) - { - if (selection_wait == Sel_incr) - { - XFree (ct.value); - - // finally complete, now paste the whole thing - selection_wait = Sel_normal; - ct.value = (unsigned char *)incr_buf; - ct.nitems = incr_buf_fill; - incr_buf = 0; - incr_buf_size = 0; - incr_ev.stop (); - } - else - { - if (selection_wait == Sel_normal - && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion - { - /* - * pass through again trying CUT_BUFFER0 if we've come from - * XConvertSelection () but nothing was presented - */ - selection_paste (display->root, XA_CUT_BUFFER0, False); - } - - goto bailout; - } - } - else if (selection_wait == Sel_incr) - { - incr_ev.start (NOW + 10); - - while (incr_buf_fill + ct.nitems > incr_buf_size) - { - incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024; - incr_buf = (char *)realloc (incr_buf, incr_buf_size); - } - - memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems); - incr_buf_fill += ct.nitems; - - goto bailout; - } - - char **cl; - int cr; - -#if !ENABLE_MINIMAL - // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it - // so recode it manually - if (ct.encoding == xa[XA_UTF8_STRING]) - { - wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems); - char *s = rxvt_wcstombs (w); - free (w); - // TODO: strlen == only the first element will be converted. well... - paste (s, strlen (s)); - free (s); - } - else -#endif - if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0 - && cl) - { - for (int i = 0; i < cr; i++) - paste (cl[i], strlen (cl[i])); - - XFreeStringList (cl); - } - else - paste ((char *)ct.value, ct.nitems); // paste raw - -bailout: - XFree (ct.value); + if (priv_modes & PrivMode_BracketPaste) + tt_printf ("\x1b[200~"); - if (selection_wait == Sel_normal) - selection_wait = Sel_none; -} - -void -rxvt_term::incr_cb (time_watcher &w) NOTHROW -{ - selection_wait = Sel_none; - - incr_buf_size = 0; - free (incr_buf); + tt_write (data, len); - rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); + if (priv_modes & PrivMode_BracketPaste) + tt_printf ("\x1b[201~"); } void -rxvt_term::selection_property (Window win, Atom prop) NOTHROW +rxvt_term::paste (char *data, unsigned int len) NOTHROW { - if (prop == None || selection_wait != Sel_incr) + if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END))) return; - selection_paste (win, prop, true); + tt_paste (data, len); } /* ------------------------------------------------------------------------- */ /* - * Request the current selection: - * Order: > internal selection if available - * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) - * > CUT_BUFFER0 - * (+) if ownership is claimed but property is empty, rxvt_selection_paste () - * will auto fallback to CUT_BUFFER0 + * Request PRIMARY, SECONDARY or CLIPBOARD selection. + * if the requested selection has no owner or is empty CUT_BUFFER0 is used + * as fallback * EXT: button 2 release */ void rxvt_term::selection_request (Time tm, int selnum) NOTHROW { - if (selection.text && selnum == Sel_Primary) - { /* internal selection */ - char *str = rxvt_wcstombs (selection.text, selection.len); - paste (str, strlen (str)); - free (str); - return; - } - else + if (!selection_req) { - selection_request_time = tm; - selection_wait = Sel_normal; - -#if X_HAVE_UTF8_STRING - selection_type = Sel_UTF8String; - if (selection_request_other (xa[XA_UTF8_STRING], selnum)) - return; -#else - selection_type = Sel_CompoundText; - if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum)) - return; -#endif + selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this); + selection_req->run (); } - - selection_wait = Sel_none; /* don't loop in selection_paste () */ - selection_paste (display->root, XA_CUT_BUFFER0, false); -} - -int -rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW -{ - Atom sel; - - selection_type |= selnum; - - if (selnum == Sel_Primary) - sel = XA_PRIMARY; - else if (selnum == Sel_Secondary) - sel = XA_SECONDARY; - else - sel = xa[XA_CLIPBOARD]; - - if (XGetSelectionOwner (dpy, sel) != None) - { - XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION], - vt, selection_request_time); - return 1; - } - - return 0; } /* ------------------------------------------------------------------------- */ @@ -2912,16 +2748,28 @@ * EXT: SelectionClear */ void -rxvt_term::selection_clear () NOTHROW +rxvt_term::selection_clear (bool clipboard) NOTHROW { - want_refresh = 1; - free (selection.text); - selection.text = NULL; - selection.len = 0; - CLEAR_SELECTION (); + if (!clipboard) + { + want_refresh = 1; + free (selection.text); + selection.text = NULL; + selection.len = 0; + CLEAR_SELECTION (); + + if (display->selection_owner == this) + display->selection_owner = 0; + } + else + { + free (selection.clip_text); + selection.clip_text = NULL; + selection.clip_len = 0; - if (display->selection_owner == this) - display->selection_owner = 0; + if (display->clipboard_owner == this) + display->clipboard_owner = 0; + } } /* ------------------------------------------------------------------------- */ @@ -2932,7 +2780,7 @@ void rxvt_term::selection_make (Time tm) { - int i; + int size; wchar_t *new_selection_text; text_t *t; @@ -2958,8 +2806,8 @@ if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) return; - i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); - new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); + size = (selection.end.row - selection.beg.row + 1) * (ncol + 1); + new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t)); int ofs = 0; int extra = 0; @@ -2975,7 +2823,7 @@ if (selection.rect) { col = selection.beg.col; - end_col = ncol + 1; + end_col = selection.end.col; } else #endif @@ -2983,11 +2831,7 @@ col = max (col, 0); - if (row == selection.end.row -#if !ENABLE_MINIMAL - || selection.rect -#endif - ) + if (row == selection.end.row) min_it (end_col, selection.end.col); t = ROW(row).t + col; @@ -3005,9 +2849,9 @@ if (extra < 0) { - extra += i; - i += i; - new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); + extra += size; + size += size; + new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t)); } ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); @@ -3029,13 +2873,12 @@ } else #endif - if (!ROW(row).is_longer () && row != selection.end.row) + if (!ROW(row).is_longer () + && (row != selection.end.row || end_col != selection.end.col) + && (row != selection.beg.row || selection.beg.col < ncol)) new_selection_text[ofs++] = C0_LF; } - if (end_col != selection.end.col) - new_selection_text[ofs++] = C0_LF; - new_selection_text[ofs] = 0; if (ofs == 0) @@ -3057,19 +2900,30 @@ } bool -rxvt_term::selection_grab (Time tm) NOTHROW +rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW { - selection_time = tm; + Atom sel; - XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm); - if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt) + if (!clipboard) { - display->set_selection_owner (this); + selection_time = tm; + sel = XA_PRIMARY; + } + else + { + clipboard_time = tm; + sel = xa[XA_CLIPBOARD]; + } + + XSetSelectionOwner (dpy, sel, vt, tm); + if (XGetSelectionOwner (dpy, sel) == vt) + { + display->set_selection_owner (this, clipboard); return true; } else { - selection_clear (); + selection_clear (clipboard); return false; } @@ -3089,7 +2943,7 @@ * Mark or select text based upon number of clicks: 1, 2, or 3 * EXT: button 1 press */ -void +void ecb_cold rxvt_term::selection_click (int clicks, int x, int y) NOTHROW { clicks = ((clicks - 1) % 3) + 1; @@ -3118,7 +2972,7 @@ /* * Mark a selection at the specified col/row */ -void +void ecb_cold rxvt_term::selection_start_colrow (int col, int row) NOTHROW { want_refresh = 1; @@ -3132,9 +2986,10 @@ while (selection.mark.col > 0 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) --selection.mark.col; - + if (selection.op) - { /* clear the old selection */ + { + /* clear the old selection */ selection.beg.row = selection.end.row = selection.mark.row; selection.beg.col = selection.end.col = selection.mark.col; } @@ -3154,7 +3009,7 @@ (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) #define DELIMIT_REND(x) 1 -void +void ecb_cold rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW { int col, row, dirnadd, tcol, trow, w1, w2; @@ -3238,7 +3093,7 @@ * flag == 1 ==> button 3 press * flag == 2 ==> button 3 motion */ -void +void ecb_cold rxvt_term::selection_extend (int x, int y, int flag) NOTHROW { int col = clamp (Pixel2Col (x), 0, ncol); @@ -3274,7 +3129,7 @@ /* * Extend the selection to the specified col/row */ -void +void ecb_cold rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW { row_col_t pos; @@ -3333,7 +3188,8 @@ * time of the most recent button3 press */ if (button3 && buttonpress) - { /* button3 press */ + { + /* button3 press */ /* * first determine which edge of the selection we are closest to */ @@ -3361,7 +3217,8 @@ } } else - { /* button1 drag or button3 drag */ + { + /* button1 drag or button3 drag */ if (ROWCOL_IS_AFTER (selection.mark, pos)) { if (selection.mark.row == selection.end.row @@ -3452,7 +3309,8 @@ } if (button3 && buttonpress) - { /* mark may need to be changed */ + { + /* mark may need to be changed */ if (closeto == LEFT) { selection.mark.row = selection.end.row; @@ -3472,7 +3330,7 @@ } #if !ENABLE_MINIMAL -void +void ecb_cold rxvt_term::selection_remove_trailing_spaces () NOTHROW { int32_t end_col, end_row; @@ -3520,7 +3378,7 @@ * Double click on button 3 when already selected * EXT: button 3 double click */ -void +void ecb_cold rxvt_term::selection_rotate (int x, int y) NOTHROW { selection.clicks = selection.clicks % 3 + 1; @@ -3532,9 +3390,10 @@ * Respond to a request for our current selection * EXT: SelectionRequest */ -void +void ecb_cold rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW { + Atom property = rq.property == None ? rq.target : rq.property; XSelectionEvent ev; ev.type = SelectionNotify; @@ -3559,10 +3418,10 @@ *target++ = xa[XA_UTF8_STRING]; #endif - XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM, + XChangeProperty (dpy, rq.requestor, property, XA_ATOM, 32, PropModeReplace, (unsigned char *)target_list, target - target_list); - ev.property = rq.property; + ev.property = property; } #if TODO // TODO else if (rq.target == xa[XA_MULTIPLE]) @@ -3570,11 +3429,17 @@ /* TODO: Handle MULTIPLE */ } #endif - else if (rq.target == xa[XA_TIMESTAMP] && selection.text) + else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text) { - XChangeProperty (dpy, rq.requestor, rq.property, rq.target, + XChangeProperty (dpy, rq.requestor, property, rq.target, 32, PropModeReplace, (unsigned char *)&selection_time, 1); - ev.property = rq.property; + ev.property = property; + } + else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text) + { + XChangeProperty (dpy, rq.requestor, property, rq.target, + 32, PropModeReplace, (unsigned char *)&clipboard_time, 1); + ev.property = property; } else if (rq.target == XA_STRING || rq.target == xa[XA_TEXT] @@ -3616,11 +3481,16 @@ style = enc_compound_text; } - if (selection.text) + if (rq.selection == XA_PRIMARY && selection.text) { cl = selection.text; selectlen = selection.len; } + else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text) + { + cl = selection.clip_text; + selectlen = selection.clip_len; + } else { cl = L""; @@ -3650,10 +3520,10 @@ ct.encoding = target; } - XChangeProperty (dpy, rq.requestor, rq.property, + XChangeProperty (dpy, rq.requestor, property, ct.encoding, 8, PropModeReplace, ct.value, (int)ct.nitems); - ev.property = rq.property; + ev.property = property; if (freect) XFree (ct.value); @@ -3661,26 +3531,10 @@ XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); } - -/* ------------------------------------------------------------------------- * - * MOUSE ROUTINES * - * ------------------------------------------------------------------------- */ - -/* - * return col/row values corresponding to x/y pixel values - */ -void -rxvt_term::pixel_position (int *x, int *y) NOTHROW -{ - *x = Pixel2Col (*x); - /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */ - *y = Pixel2Row (*y); - /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */ -} /* ------------------------------------------------------------------------- */ -#ifdef USE_XIM -void +#if USE_XIM +void ecb_cold rxvt_term::im_set_position (XPoint &pos) NOTHROW { XWindowAttributes xwa; @@ -3713,16 +3567,16 @@ x -= 1; clamp_it (x, 0, ncol - w); y -= 1; clamp_it (y, 0, nrow - h); - ov_x = x; ov_y = y; - ov_w = w; ov_h = h; + ov.x = x; ov.y = y; + ov.w = w; ov.h = h; - ov_text = new text_t *[h]; - ov_rend = new rend_t *[h]; + ov.text = new text_t *[h]; + ov.rend = new rend_t *[h]; for (y = 0; y < h; y++) { - text_t *tp = ov_text[y] = new text_t[w]; - rend_t *rp = ov_rend[y] = new rend_t[w]; + text_t *tp = ov.text[y] = new text_t[w]; + rend_t *rp = ov.rend[y] = new rend_t[w]; text_t t0, t1, t2; rend_t r = OVERLAY_RSTYLE; @@ -3751,31 +3605,31 @@ void rxvt_term::scr_overlay_off () NOTHROW { - if (!ov_text) + if (!ov.text) return; want_refresh = 1; - for (int y = 0; y < ov_h; y++) + for (int y = 0; y < ov.h; y++) { - delete [] ov_text[y]; - delete [] ov_rend[y]; + delete [] ov.text[y]; + delete [] ov.rend[y]; } - delete [] ov_text; ov_text = 0; - delete [] ov_rend; ov_rend = 0; + delete [] ov.text; ov.text = 0; + delete [] ov.rend; ov.rend = 0; } void rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW { - if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) + if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2) return; x++, y++; - ov_text[y][x] = text; - ov_rend[y][x] = rend; + ov.text[y][x] = text; + ov.rend[y][x] = rend; } void @@ -3804,19 +3658,24 @@ void rxvt_term::scr_swap_overlay () NOTHROW { - if (!ov_text) + if (!ov.text) return; + // hide cursor if it is within the overlay area + if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w) + && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h)) + screen.flags &= ~Screen_VisibleCursor; + // swap screen mem with overlay - for (int y = ov_h; y--; ) + for (int y = ov.h; y--; ) { - text_t *t1 = ov_text[y]; - rend_t *r1 = ov_rend[y]; + text_t *t1 = ov.text[y]; + rend_t *r1 = ov.rend[y]; - text_t *t2 = ROW(y + ov_y + view_start).t + ov_x; - rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x; + text_t *t2 = ROW(y + ov.y + view_start).t + ov.x; + rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x; - for (int x = ov_w; x--; ) + for (int x = ov.w; x--; ) { text_t t = *t1; *t1++ = *t2; *t2++ = t; rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));