--- rxvt-unicode/src/screen.C 2004/12/04 04:06:03 1.143 +++ rxvt-unicode/src/screen.C 2011/07/08 20:54:31 1.390 @@ -1,9 +1,9 @@ -/*--------------------------------*-C-*--------------------------------------* +/*---------------------------------------------------------------------------* * File: screen.C *---------------------------------------------------------------------------* * * Copyright (c) 1997-2001 Geoff Wing - * Copyright (c) 2003-2004 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 @@ -26,30 +26,28 @@ #include "../config.h" /* NECESSARY */ #include "rxvt.h" /* NECESSARY */ - -#include /* get the typedef for CARD32 */ +#include "rxvtperl.h" /* NECESSARY */ #include -#include -#include "salloc.C" // HACK, should be a seperate compile! +#include "salloc.C" // HACK, should be a separate compile! -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 16384 #define TABSIZE 8 /* default tab size */ /* ------------------------------------------------------------------------- * * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * * ------------------------------------------------------------------------- */ #define ZERO_SCROLLBACK() \ - if (options & Opt_scrollTtyOutput) \ - TermWin.view_start = 0 + if (option (Opt_scrollTtyOutput)) \ + view_start = 0 #define CLEAR_SELECTION() \ selection.beg.row = selection.beg.col \ = selection.end.row = selection.end.col = 0 @@ -86,41 +84,37 @@ 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 TermWin.vt - -#define CLEAR_ROWS(row, num) \ - if (TermWin.mapped) \ - XClearArea (display->display, drawBuffer, 0, \ - Row2Pixel (row), (unsigned int)TermWin.width, \ - (unsigned int)Height2Pixel (num), False) - #define CLEAR_CHARS(x, y, num) \ - if (TermWin.mapped) \ - XClearArea (display->display, 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 (display->display, drawBuffer, TermWin.gc, \ - 0, Row2Pixel (row), \ - (unsigned int)TermWin.width, \ - (unsigned int)Height2Pixel (num)) - /* ------------------------------------------------------------------------- * * SCREEN `COMMON' ROUTINES * * ------------------------------------------------------------------------- */ /* Fill part/all of a line with blanks. */ void -rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) +rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW { - efs &= ~RS_baseattrMask; + if (!l.t) + { + lalloc (l); + col = 0; + width = ncol; + } + + l.touch (); + + efs &= ~RS_baseattrMask; // remove italic etc. fontstyles efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); + text_t *et = l.t + col; + rend_t *er = l.r + col; + while (width--) { *et++ = ' '; @@ -131,102 +125,98 @@ /* ------------------------------------------------------------------------- */ /* Fill a full line with blanks - make sure it is allocated first */ void -rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) +rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW { -#ifdef DEBUG_STRICT - assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); -#endif - if (tp[row] == NULL) - { - tp[row] = (text_t *)talloc->alloc (); - rp[row] = (rend_t *)ralloc->alloc (); - } + scr_blank_line (l, 0, ncol, efs); - scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); + l.l = 0; + 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_reset () { - unsigned int ncol, nrow, total_rows, prev_total_rows; - unsigned int p, q; - int k; - rend_t setrstyle; - #if ENABLE_OVERLAY scr_overlay_off (); #endif - TermWin.view_start = 0; + view_start = 0; num_scr = 0; - if (TermWin.ncol == 0) - TermWin.ncol = 80; - - if (TermWin.nrow == 0) - TermWin.nrow = 24; + if (ncol == 0) + ncol = 80; - ncol = TermWin.ncol; - nrow = TermWin.nrow; + if (nrow == 0) + nrow = 24; if (ncol == prev_ncol && nrow == prev_nrow) return; // we need at least two lines for wrapping to work correctly - if (nrow + TermWin.saveLines < 2) + while (nrow + saveLines < 2) { - TermWin.saveLines++; + //TODO//FIXME + saveLines++; prev_nrow--; - TermWin.nscrolled++; + top_row--; } want_refresh = 1; - prev_total_rows = prev_nrow + TermWin.saveLines; - total_rows = nrow + TermWin.saveLines; + int prev_total_rows = prev_nrow + saveLines; + total_rows = nrow + saveLines; screen.tscroll = 0; screen.bscroll = nrow - 1; - if (!talloc) - { - talloc = new rxvt_salloc (ncol * sizeof (text_t)); - ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); - } - - if (!screen.text) + if (!row_buf) { /* * first time called so just malloc everything: don't rely on realloc - * Note: this is still needed so that all the scrollback lines are NULL */ - screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); - buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); - drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *)); - swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *)); - - screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); - swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t)); - - screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *)); - buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *)); - drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *)); - swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *)); - - for (p = 0; p < nrow; p++) - { - q = p + TermWin.saveLines; - scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE); - scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE); - screen.tlen[q] = swap.tlen[p] = 0; - scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE); + 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 , 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)); - TermWin.nscrolled = 0; /* no saved lines */ rstyle = DEFAULT_RSTYLE; screen.flags = Screen_DefaultFlags; screen.cur.row = screen.cur.col = 0; @@ -248,195 +238,183 @@ selection.op = SELECTION_CLEAR; selection.screen = PRIMARY; selection.clicks = 0; - CLEAR_ALL_SELECTION (); - rvideo = 0; + selection.clip_text = NULL; + selection.clip_len = 0; } else { /* * add or delete rows as appropriate */ - setrstyle = DEFAULT_RSTYLE; + 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) { - /* delete rows */ - k = min (TermWin.nscrolled, prev_nrow - nrow); - scr_scroll_text (0, (int)prev_nrow - 1, k, 1); - - for (p = nrow; p < prev_nrow; p++) + for (int row = nrow; row < prev_nrow; row++) { - q = p + TermWin.saveLines; - - if (screen.text[q]) - { -#ifdef DEBUG_STRICT - assert (screen.rend[q]); -#endif - talloc->free (screen.text[q]); - ralloc->free (screen.rend[q]); - } - - if (swap.text[p]) - { -#ifdef DEBUG_STRICT - assert (swap.rend[p]); -#endif - talloc->free (swap.text[p]); - ralloc->free (swap.rend[p]); - } - -#ifdef DEBUG_STRICT - assert (drawn_text[p] && drawn_rend[p]); -#endif - talloc->free (drawn_text[p]); - ralloc->free (drawn_rend[p]); + lfree (swap_buf [row]); + lfree (drawn_buf[row]); } + } +#endif - /* we have fewer rows so fix up cursor position */ - MIN_IT (screen.cur.row, (int32_t)nrow - 1); - MIN_IT (swap.cur.row, (int32_t)nrow - 1); + drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t)); + swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t)); - scr_reset_realloc (); /* realloc _last_ */ + for (int row = min (nrow, prev_nrow); row--; ) + { + lresize (drawn_buf[row]); + lresize (swap_buf [row]); } - else if (nrow > prev_nrow) + + for (int row = prev_nrow; row < nrow; row++) { - /* add rows */ - scr_reset_realloc (); /* realloc _first_ */ + 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); + } - TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this + line_t *old_buf = row_buf; + row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); - k = min (TermWin.nscrolled, nrow - prev_nrow); + 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 - for (p = prev_total_rows; p < total_rows; p++) - { - screen.tlen[p] = 0; - screen.text[p] = NULL; - screen.rend[p] = NULL; - } + if (top_row) + { + // 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 - for (p = prev_total_rows; p < total_rows - k; p++) - scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle); + row_col_t ocur = screen.cur; + ocur.row = MOD (term_start + ocur.row, prev_total_rows); - for (p = prev_nrow; p < nrow; p++) + do { - swap.tlen[p] = 0; - swap.text[p] = NULL; - swap.rend[p] = NULL; - drawn_text[p] = NULL; - drawn_rend[p] = NULL; - scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle); - scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle); - } + p = MOD (p - 1, prev_total_rows); + assert (old_buf [MOD (p, prev_total_rows)].t); + int plines = 1; + int llen = old_buf [MOD (p, prev_total_rows)].l; - if (k > 0) - { - scr_scroll_text (0, (int)nrow - 1, -k, 1); - screen.cur.row += k; - screen.s_cur.row += k; - TermWin.nscrolled -= k; - } -#ifdef DEBUG_STRICT - assert (screen.cur.row < TermWin.nrow); - assert (swap.cur.row < TermWin.nrow); -#else /* drive with your eyes closed */ + while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) + { + p = MOD (p - 1, prev_total_rows); - MIN_IT (screen.cur.row, nrow - 1); - MIN_IT (swap.cur.row, nrow - 1); -#endif - TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this - } + plines++; + llen += prev_ncol; + } - /* resize columns */ - if (ncol != prev_ncol) - { - rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); - rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); + int qlines = max (0, (llen - 1) / ncol) + 1; - for (p = 0; p < total_rows; p++) - { - if (screen.text[p]) + // drop partial lines completely + if (q < qlines) + break; + + q -= qlines; + + int lofs = 0; + line_t *qline; + + // re-assemble the full line by destination lines + for (int qrow = q; qlines--; qrow++) { - screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t)); - screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t)); + qline = row_buf + qrow; + lalloc (*qline); + qline->l = ncol; + qline->is_longer (1); + + int qcol = 0; + + // see below for cursor adjustment rationale + if (p == ocur.row) + screen.cur.row = q - (total_rows - nrow); - MIN_IT (screen.tlen[p], (int16_t)ncol); + // fill a single destination line + while (lofs < llen && qcol < ncol) + { + int prow = lofs / prev_ncol; + int pcol = lofs % prev_ncol; - if (ncol > prev_ncol) - scr_blank_line (&screen.text[p][prev_ncol], - &screen.rend[p][prev_ncol], - ncol - prev_ncol, setrstyle); - } - } + prow = MOD (p + prow, prev_total_rows); - for (p = 0; p < nrow; p++) - { - drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t)); - drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t)); + // we only adjust the cursor _row_ and put it into + // the topmost line of "long line" it was in, as + // this seems to upset applications/shells/readline + // least. + if (prow == ocur.row) + screen.cur.row = q - (total_rows - nrow); - if (ncol > prev_ncol) - scr_blank_line (&drawn_text[p][prev_ncol], - &drawn_rend[p][prev_ncol], - ncol - prev_ncol, setrstyle); + line_t &pline = old_buf [prow]; - if (swap.text[p]) - { - swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t)); - swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t)); + int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); - MIN_IT (swap.tlen[p], (int16_t)ncol); + memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); + memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); - if (ncol > prev_ncol) - scr_blank_line (&swap.text[p][prev_ncol], - &swap.rend[p][prev_ncol], - ncol - prev_ncol, setrstyle); + lofs += len; + qcol += len; + } } + qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0; + qline->is_longer (0); + scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); + } + while (p != pend && q > 0); + + 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); + } + 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]; + + qline = pline; + lresize (qline); } - MIN_IT (screen.cur.col, (int16_t)ncol - 1); - MIN_IT (swap.cur.col, (int16_t)ncol - 1); + for (int row = prev_nrow; row < nrow; row++) + { + row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); + } - delete talloc; talloc = ta; - delete ralloc; ralloc = ra; + term_start = 0; } - if (tabs) - free (tabs); + 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); } - prev_nrow = nrow; - prev_ncol = ncol; + free (tabs); + tabs = (char *)rxvt_malloc (ncol); - tabs = (char *)rxvt_malloc (ncol * sizeof (char)); + for (int col = ncol; col--; ) + tabs [col] = col % TABSIZE == 0; - for (p = 0; p < ncol; p++) - tabs[p] = (p % TABSIZE == 0) ? 1 : 0; + CLEAR_ALL_SELECTION (); - tt_winch (); -} + prev_nrow = nrow; + prev_ncol = ncol; -void -rxvt_term::scr_reset_realloc () -{ - unsigned int total_rows, nrow; + tt_winch (); - nrow = TermWin.nrow; - total_rows = nrow + TermWin.saveLines; - /* *INDENT-OFF* */ - screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *)); - buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *)); - drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *)); - swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *)); - - screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t)); - swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t)); - - screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *)); - buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *)); - drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *)); - swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *)); - /* *INDENT-ON* */ + HOOK_INVOKE ((this, HOOK_RESET, DT_END)); } /* ------------------------------------------------------------------------- */ @@ -444,50 +422,54 @@ * Free everything. That way malloc debugging can find leakage. */ void -rxvt_term::scr_release () +rxvt_term::scr_release () NOTHROW { - unsigned int total_rows; - int i; - - total_rows = TermWin.nrow + TermWin.saveLines; + if (row_buf) + { + delete talloc; talloc = 0; + delete ralloc; ralloc = 0; - delete talloc; talloc = 0; - delete ralloc; ralloc = 0; + free (row_buf); + free (swap_buf); + free (drawn_buf); + row_buf = 0; // signal that we freed all the arrays above - free (screen.text); - free (screen.tlen); - free (screen.rend); - free (drawn_text); - free (drawn_rend); - free (swap.text); - free (swap.tlen); - free (swap.rend); - free (buf_text); - free (buf_rend); - free (tabs); - - /* NULL these so if anything tries to use them, we'll know about it */ - screen.text = drawn_text = swap.text = NULL; - screen.rend = drawn_rend = swap.rend = NULL; - screen.tlen = swap.tlen = NULL; - buf_text = NULL; - buf_rend = NULL; - tabs = NULL; + free (tabs); + tabs = 0; + } } /* ------------------------------------------------------------------------- */ /* - * Hard reset + * Hard/Soft reset */ void rxvt_term::scr_poweron () { scr_release (); prev_nrow = prev_ncol = 0; + rvideo_mode = false; + scr_soft_reset (); scr_reset (); scr_clear (true); - scr_refresh (SLOW_REFRESH); + scr_refresh (); +} + +void +rxvt_term::scr_soft_reset () +{ + /* 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); } /* ------------------------------------------------------------------------- * @@ -499,7 +481,7 @@ * XTERM_SEQ: Restore cursor: ESC 8 */ void -rxvt_term::scr_cursor (int mode) +rxvt_term::scr_cursor (cursor_mode mode) NOTHROW { screen_t *s; @@ -533,15 +515,25 @@ } /* boundary check in case screen size changed between SAVE and RESTORE */ - MIN_IT (s->cur.row, TermWin.nrow - 1); - MIN_IT (s->cur.col, TermWin.ncol - 1); -#ifdef DEBUG_STRICT + min_it (s->cur.row, nrow - 1); + min_it (s->cur.col, ncol - 1); assert (s->cur.row >= 0); assert (s->cur.col >= 0); -#else /* drive with your eyes closed */ - MAX_IT (s->cur.row, 0); - MAX_IT (s->cur.col, 0); -#endif +} + +void +rxvt_term::scr_swap_screen () +{ + if (!option (Opt_secondaryScreen)) + return; + + for (int i = prev_nrow; i--; ) + ::swap (ROW(i), swap_buf [i]); + + ::swap (screen.cur, swap.cur); + + screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1); + screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1); } /* ------------------------------------------------------------------------- */ @@ -550,67 +542,40 @@ * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l */ -int +void rxvt_term::scr_change_screen (int scrn) { - int i; -#if NSCREENS - int offset; -#endif + if (scrn == current_screen) + return; want_refresh = 1; - - TermWin.view_start = 0; - - if (current_screen == scrn) - return scrn; + view_start = 0; selection_check (2); /* check for boundary cross */ - SWAP_IT (current_screen, scrn, int); - - SWAP_IT (screen.cur.row, swap.cur.row, int16_t); - SWAP_IT (screen.cur.col, swap.cur.col, int16_t); -# ifdef DEBUG_STRICT - assert (screen.cur.row >= 0 && screen.cur.row < prev_nrow); - assert (screen.cur.col >= 0 && screen.cur.col < prev_ncol); -# else /* drive with your eyes closed */ - MAX_IT (screen.cur.row, 0); - MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1); - MAX_IT (screen.cur.col, 0); - MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1); -# endif + current_screen = scrn; #if NSCREENS - if (options & Opt_secondaryScreen) + if (option (Opt_secondaryScreen)) { num_scr = 0; - offset = TermWin.saveLines; - for (i = prev_nrow; i--;) - { - SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); - SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t); - SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *); - } + scr_swap_screen (); - SWAP_IT (screen.charset, swap.charset, int16_t); - SWAP_IT (screen.flags, swap.flags, int); + ::swap (screen.charset, swap.charset); + ::swap (screen.flags, swap.flags); screen.flags |= Screen_VisibleCursor; - swap.flags |= Screen_VisibleCursor; + swap.flags |= Screen_VisibleCursor; } else #endif - if (options & Opt_secondaryScroll) - //if (current_screen == PRIMARY) - scr_scroll_text (0, prev_nrow - 1, prev_nrow, 0); - - return scrn; + if (option (Opt_secondaryScroll)) + scr_scroll_text (0, prev_nrow - 1, prev_nrow); } // clear WrapNext indicator, solidifying position on next line void -rxvt_term::scr_do_wrap () +rxvt_term::scr_do_wrap () NOTHROW { if (!(screen.flags & Screen_WrapNext)) return; @@ -620,8 +585,8 @@ screen.cur.col = 0; if (screen.cur.row == screen.bscroll) - scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); - else if (screen.cur.row < TermWin.nrow - 1) + scr_scroll_text (screen.tscroll, screen.bscroll, 1); + else if (screen.cur.row < nrow - 1) screen.cur.row++; } @@ -630,9 +595,9 @@ * Change the colour for following text */ void -rxvt_term::scr_color (unsigned int color, int fgbg) +rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW { - if (color > maxTermCOLOR) + if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR)) color = fgbg; if (fgbg == Color_fg) @@ -646,134 +611,164 @@ * Change the rendition style for following text */ void -rxvt_term::scr_rendition (int set, int style) - { - if (set) - rstyle |= style; - else if (style == ~RS_None) - rstyle = DEFAULT_RSTYLE; - else - rstyle &= ~style; - } +rxvt_term::scr_rendition (int set, int style) NOTHROW +{ + if (set) + rstyle |= style; + else if (style == ~RS_None) + rstyle = DEFAULT_RSTYLE; + else + rstyle &= ~style; +} /* ------------------------------------------------------------------------- */ /* * Scroll text between and inclusive, by lines * count positive ==> scroll up * count negative ==> scroll down - * spec == 0 for normal routines */ int -rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) +rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW { - int i, j; - long nscrolled; - if (count == 0 || (row1 > row2)) return 0; want_refresh = 1; + num_scr += count; - if (row1 == 0 && count > 0 - && (current_screen == PRIMARY || options & Opt_secondaryScroll)) + if (count > 0 + && row1 == 0 + && (current_screen == PRIMARY || option (Opt_secondaryScroll))) { - nscrolled = (long)TermWin.nscrolled + (long)count; - - if (nscrolled > (long)TermWin.saveLines) - TermWin.nscrolled = TermWin.saveLines; - else - TermWin.nscrolled = (unsigned int)nscrolled; + min_it (count, total_rows - (nrow - (row2 + 1))); - if ((options & Opt_scrollWithBuffer) - && TermWin.view_start != 0 - && TermWin.view_start != TermWin.saveLines) - scr_page (UP, count); - } - else if (!spec) - row1 += TermWin.saveLines; + top_row = max (top_row - count, -saveLines); - row2 += TermWin.saveLines; + // sever bottommost line + { + line_t &l = ROW(row2 - 1); + l.is_longer (0); + l.touch (); + } - if (selection.op && current_screen == selection.screen) - { - i = selection.beg.row + TermWin.saveLines; - j = selection.end.row + TermWin.saveLines; - if ((i < row1 && j > row1) - || (i < row2 && j > row2) - || (i - count < row1 && i >= row1) - || (i - count > row2 && i <= row2) - || (j - count < row1 && j >= row1) - || (j - count > row2 && j <= row2)) - { - CLEAR_ALL_SELECTION (); - selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ - } - else if (j >= row1 && j <= row2) - { - /* move selected region too */ - selection.beg.row -= count; - selection.end.row -= count; - selection.mark.row -= count; - } - } + // scroll everything up 'count' lines + term_start = (term_start + count) % total_rows; - selection_check (0); /* _after_ TermWin.nscrolled update */ + // 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); - num_scr += count; - j = count; + ::swap (l1, l2); + l2.touch (); + } - if (count < 0) - count = -count; + // erase newly scrolled-in lines + for (int i = count; i--; ) + { + line_t &l = ROW(row2 - i); - i = row2 - row1 + 1; - MIN_IT (count, i); + // 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))) + { + scr_blank_line (l, 0, l.l, rstyle); + l.l = 0; + l.f = 0; + } + else + scr_blank_screen_mem (l, rstyle); + } - if (j > 0) - { - /* A: scroll up */ + // move and/or clear selection, if any + if (selection.op && current_screen == selection.screen) + { + selection.beg.row -= count; + selection.end.row -= count; + selection.mark.row -= count; - /* A1: Copy lines that will get clobbered by the rotation */ - memcpy (buf_text, screen.text + row1, count * sizeof (text_t *)); - memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *)); + if (selection.beg.row < top_row + || selection.end.row < top_row + || selection.mark.row < top_row) + { + CLEAR_ALL_SELECTION (); + selection.op = SELECTION_CLEAR; + } + } - /* A2: Rotate lines */ - i = row2 - row1 - count + 1; - memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t)); - memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *)); - memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *)); + // finally move the view window, if desired + if (option (Opt_scrollWithBuffer) + && view_start != 0 + && view_start != -saveLines) + scr_page (UP, count); - j = row2 - count + 1, i = count; + if (SHOULD_INVOKE (HOOK_SCROLL_BACK)) + HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END)); } - else /* if (j < 0) */ + else { - /* B: scroll down */ + if (selection.op && current_screen == selection.screen) + { + if ((selection.beg.row < row1 && selection.end.row > row1) + || (selection.beg.row < row2 && selection.end.row > row2) + || (selection.beg.row - count < row1 && selection.beg.row >= row1) + || (selection.beg.row - count > row2 && selection.beg.row <= row2) + || (selection.end.row - count < row1 && selection.end.row >= row1) + || (selection.end.row - count > row2 && selection.end.row <= row2)) + { + CLEAR_ALL_SELECTION (); + selection.op = SELECTION_CLEAR; + } + else if (selection.end.row >= row1 && selection.end.row <= row2) + { + /* move selected region too */ + selection.beg.row -= count; + selection.end.row -= count; + selection.mark.row -= count; - /* B1: Copy lines that will get clobbered by the rotation */ - for (i = 0, j = row2; i < count; i++, j--) + selection_check (0); + } + } + + // use a simple and robust scrolling algorithm, this + // part of scr_scroll_text is not time-critical. + + // sever line above scroll region + if (row1) { - buf_text[i] = screen.text[j]; - buf_rend[i] = screen.rend[j]; + line_t &l = ROW(row1 - 1); + l.is_longer (0); + l.touch (); } - /* B2: Rotate lines */ - for (j = row2, i = j - count; i >= row1; i--, j--) + int rows = row2 - row1 + 1; + + min_it (count, rows); + + line_t *temp_buf = rxvt_temp_buf (rows); + + for (int row = 0; row < rows; row++) { - screen.tlen[j] = screen.tlen[i]; - screen.text[j] = screen.text[i]; - screen.rend[j] = screen.rend[i]; + temp_buf [row] = ROW(row1 + (row + count + rows) % rows); + + if (!IN_RANGE_EXC (row + count, 0, rows)) + scr_blank_screen_mem (temp_buf [row], rstyle); } - j = row1, i = count; - count = -count; - } + for (int row = 0; row < rows; row++) + ROW(row1 + row) = temp_buf [row]; - /* C: Resurrect lines */ - memset (screen.tlen + j, 0, i * sizeof (int16_t)); - memcpy (screen.text + j, buf_text, i * sizeof (text_t *)); - memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *)); - if (!spec) /* line length may not equal TermWin.ncol */ - for (; i--; j++) - scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle); + // sever bottommost line + { + line_t &l = ROW(row2 - 1); + l.is_longer (0); + l.touch (); + } + + } return count; } @@ -783,88 +778,81 @@ * Add text given in of length to screen struct */ void -rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) +rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW { - unsigned char checksel; - unicode_t c; - int i, row, last_col; - text_t *stp; - rend_t *srp; - if (len <= 0) /* sanity */ return; + unsigned char checksel; + unicode_t c; + int ncol = this->ncol; + const wchar_t *strend = str + len; + want_refresh = 1; ZERO_SCROLLBACK (); - last_col = TermWin.ncol; - if (nlines > 0) + if (minlines > 0) { - nlines += screen.cur.row - screen.bscroll; - if ((nlines > 0) - && (screen.tscroll == 0) - && (screen.bscroll == (TermWin.nrow - 1))) + minlines += screen.cur.row - screen.bscroll; + min_it (minlines, screen.cur.row - top_row); + + if (minlines > 0 + && screen.tscroll == 0 + && screen.bscroll == nrow - 1) { /* _at least_ this many lines need to be scrolled */ - scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); - screen.cur.row -= nlines; + scr_scroll_text (screen.tscroll, screen.bscroll, minlines); + screen.cur.row -= minlines; } } -#ifdef DEBUG_STRICT - assert (screen.cur.col < last_col); - assert ((screen.cur.row < TermWin.nrow) - && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); -#else /* drive with your eyes closed */ - MIN_IT (screen.cur.col, last_col - 1); - MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); - MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled); -#endif - row = screen.cur.row + TermWin.saveLines; + assert (screen.cur.col < ncol); + assert (screen.cur.row < nrow + && screen.cur.row >= top_row); + int row = screen.cur.row; checksel = selection.op && current_screen == selection.screen ? 1 : 0; - stp = screen.text[row]; - srp = screen.rend[row]; + line_t *line = &ROW(row); - while (len--) + while (str < strend) { - c = *str++; + c = (unicode_t)*str++; // convert to rxvt-unicodes representation - if (c < 0x20) - switch (c) + if (ecb_unlikely (c < 0x20)) + if (c == C0_LF) { - case C0_HT: - scr_tab (1, true); - continue; + max_it (line->l, screen.cur.col); - case C0_LF: - if (screen.tlen[row] != -1) /* XXX: think about this */ - MAX_IT (screen.tlen[row], screen.cur.col); - - screen.flags &= ~Screen_WrapNext; - - if (screen.cur.row == screen.bscroll) - scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); - else if (screen.cur.row < (TermWin.nrow - 1)) - row = (++screen.cur.row) + TermWin.saveLines; + screen.flags &= ~Screen_WrapNext; - stp = screen.text[row]; /* _must_ refresh */ - srp = screen.rend[row]; /* _must_ refresh */ - continue; + if (screen.cur.row == screen.bscroll) + scr_scroll_text (screen.tscroll, screen.bscroll, 1); + else if (screen.cur.row < (nrow - 1)) + row = ++screen.cur.row; - case C0_CR: - if (screen.tlen[row] != -1) /* XXX: think about this */ - MAX_IT (screen.tlen[row], screen.cur.col); + line = &ROW(row); /* _must_ refresh */ + continue; + } + else if (c == C0_CR) + { + max_it (line->l, screen.cur.col); - screen.flags &= ~Screen_WrapNext; - screen.cur.col = 0; - continue; + screen.flags &= ~Screen_WrapNext; + screen.cur.col = 0; + continue; + } + else if (c == C0_HT) + { + scr_tab (1, true); + 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; /* @@ -875,53 +863,55 @@ CLEAR_SELECTION (); } - if (screen.flags & Screen_WrapNext) + if (ecb_unlikely (screen.flags & Screen_WrapNext)) { - screen.tlen[row] = -1; + scr_do_wrap (); - scr_do_wrap (); row = screen.cur.row + TermWin.saveLines; + line->l = ncol; + line->is_longer (1); - stp = screen.text[row]; /* _must_ refresh */ - srp = screen.rend[row]; /* _must_ refresh */ + row = screen.cur.row; + line = &ROW(row); /* _must_ refresh */ } - // rely on wcwidth to tell us the character width, at least for non-latin1 - // do wcwidth before further replacements, as wcwidth says that line-drawing - // characters have width -1 (DOH!) on GNU/Linux sometimes. - int width = c < 0x100 ? 1 : wcwidth (c); + // some utf-8 decoders "decode" surrogate characters: let's fix this. + if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff))) + c = 0xfffd; - if (charsets[screen.charset] == '0') // DEC SPECIAL + // rely on wcwidth to tell us the character width, do wcwidth before + // further replacements, as wcwidth might return -1 for the line + // drawing characters below as they might be invalid in the current + // locale. + int width = WCWIDTH (c); + + if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL { // vt100 special graphics and line drawing // 5f-7e standard vt100 // 40-5e rxvt extension for extra curses acs chars - static uint16_t vt100_0[63] = { // 40 .. 7e - 0x0000, 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 40-47 hi mr. snowman! - 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 48-4f - 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 50-57 - 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, // 58-5f + static uint16_t vt100_0[62] = { // 41 .. 7e + 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman! + 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f + 0, 0, 0, 0, 0, 0, 0, 0, // 50-57 + 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e }; - if (c >= 0x40 && c <= 0x7e && vt100_0[c - 0x40]) + if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41]) { - c = vt100_0[c - 0x40]; - width = 1; + c = vt100_0[c - 0x41]; + width = 1; // vt100 line drawing characters are always single-width } } - if (screen.flags & Screen_Insert) + if (ecb_unlikely (screen.flags & Screen_Insert)) scr_insdel_chars (width, INSERT); if (width != 0) { - // some utf-8 decoders decode surrogate characters. - if (0xd800 <= c && c <= 0xdfff) - c = 0xfffd; - #if !UNICODE_3 // trim characters we can't store directly :( if (c >= 0x10000) @@ -932,107 +922,110 @@ # endif #endif - // nuke the character at this position, if required - if (stp[screen.cur.col] == NOCHAR - || (screen.cur.col < TermWin.ncol - 1 - && stp[screen.cur.col + 1] == NOCHAR)) - { - int col = screen.cur.col; - - // find begin - while (col > 0 && stp[col] == NOCHAR) - col--; - - rend_t rend = SET_FONT (srp[col], FONTSET (srp[col])->find_font (' ')); - - // found begin, nuke - do { - stp[col] = ' '; - srp[col] = rend; - col++; - } while (col < TermWin.ncol && stp[col] == NOCHAR); + rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); + + // if the character doesn't fit into the remaining columns... + if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width)) + { + 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; } - rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); + // 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 { - stp[screen.cur.col] = c; - srp[screen.cur.col] = rend; + line->t[screen.cur.col] = c; + line->r[screen.cur.col] = rend; - if (screen.cur.col < last_col - 1) + if (ecb_likely (screen.cur.col < ncol - 1)) screen.cur.col++; else { - screen.tlen[row] = last_col; + 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 - for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) + for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++) { - stp[c] = ' '; - srp[c] = rend; + line->t[c] = ' '; + line->r[c] = rend; } + +end_of_line: + ; } - else if (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. - - text_t *tp; - rend_t *rp; - - if (screen.cur.col > 0) + else // width == 0 + { + if (c != 0xfeff) // ignore BOM { - tp = stp + screen.cur.col - 1; - rp = srp + screen.cur.col - 1; + // 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; - while (*tp == NOCHAR && tp > stp) - tp--, rp--; - } - else if (screen.cur.row > 0 - && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1) - { - int line = screen.cur.row - 1 + TermWin.saveLines; + 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; - tp = screen.text[line] + last_col - 1; - rp = screen.rend[line] + last_col - 1; + linep->touch (); - while (*tp == NOCHAR && tp > screen.text[line]) + while (*tp == NOCHAR && tp > linep->t) tp--, rp--; - } - else - continue; - // first try to find a precomposed character - unicode_t n = rxvt_compose (*tp, c); - if (n == NOCHAR) - n = rxvt_composite.compose (*tp, c); + // 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 + *tp = n; + *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); + } } +#endif } - if (screen.tlen[row] != -1) /* XXX: think about this */ - MAX_IT (screen.tlen[row], screen.cur.col); + max_it (line->l, screen.cur.col); -#ifdef DEBUG_STRICT assert (screen.cur.row >= 0); -#else /* drive with your eyes closed */ - MAX_IT (screen.cur.row, 0); -#endif } /* ------------------------------------------------------------------------- */ @@ -1041,25 +1034,24 @@ * XTERM_SEQ: CTRL-H */ void -rxvt_term::scr_backspace () +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 = TermWin.ncol - 1; - screen.cur.row--; - return; + screen.cur.col = ncol - 1; + --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; } /* ------------------------------------------------------------------------- */ @@ -1069,7 +1061,7 @@ * XTERM_SEQ: CTRL-I */ void -rxvt_term::scr_tab (int count, bool ht) +rxvt_term::scr_tab (int count, bool ht) NOTHROW { int i, x; @@ -1080,44 +1072,42 @@ return; else if (count > 0) { - int row = TermWin.saveLines + screen.cur.row; - text_t *tp = screen.text[row]; - rend_t *rp = screen.rend[row]; - rend_t base_rend = rp[i]; - ht &= tp[i] == ' '; + line_t &l = ROW(screen.cur.row); + rend_t base_rend = l.r[i]; + ht &= l.t[i] == ' '; - for (; ++i < TermWin.ncol; ) + for (; ++i < ncol; ) if (tabs[i]) { x = i; + if (!--count) break; } - else - ht &= tp[i] == ' ' - && RS_SAME (rp[i], base_rend); + else + ht &= l.t[i] == ' ' + && RS_SAME (l.r[i], base_rend); if (count) - x = TermWin.ncol - 1; + x = ncol - 1; // store horizontal tab commands as characters inside the text // buffer so they can be selected and pasted. - if (ht && options & Opt_pastableTabs) + if (ht && option (Opt_pastableTabs)) { base_rend = SET_FONT (base_rend, 0); - if (screen.tlen[row] != -1) /* XXX: think about this */ - MAX_IT (screen.tlen[row], x); + l.touch (x); i = screen.cur.col; - tp[i] = '\t'; - rp[i] = base_rend; + l.t[i] = '\t'; + l.r[i] = base_rend; while (++i < x) { - tp[i] = NOCHAR; - rp[i] = base_rend; + l.t[i] = NOCHAR; + l.r[i] = base_rend; } } } @@ -1146,19 +1136,14 @@ * Move cursor left in row. If we're at the left boundary, shift everything * in that row right. Clear left column. */ -#if ENABLE_FRILLS +#if !ENABLE_MINIMAL void -rxvt_term::scr_backindex () +rxvt_term::scr_backindex () NOTHROW { if (screen.cur.col > 0) scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); else - { - if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0) - return; /* um, yeah? */ - - scr_insdel_chars (1, INSERT); - } + scr_insdel_chars (1, INSERT); } #endif /* ------------------------------------------------------------------------- */ @@ -1168,26 +1153,22 @@ * Move cursor right in row. If we're at the right boundary, shift everything * in that row left. Clear right column. */ -#if ENABLE_FRILLS +#if !ENABLE_MINIMAL void -rxvt_term::scr_forwardindex () +rxvt_term::scr_forwardindex () NOTHROW { - int row; - - if (screen.cur.col < TermWin.ncol - 1) + if (screen.cur.col < ncol - 1) scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); else { - row = screen.cur.row + TermWin.saveLines; + line_t &l = ROW(screen.cur.row); - if (screen.tlen[row] == 0) - return; /* um, yeah? */ - else if (screen.tlen[row] == -1) - screen.tlen[row] = TermWin.ncol; + l.touch (); + l.is_longer (0); scr_gotorc (0, 0, R_RELATIVE); scr_insdel_chars (1, DELETE); - scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); + scr_gotorc (0, ncol - 1, R_RELATIVE); } } #endif @@ -1197,14 +1178,13 @@ * Goto Row/Column */ void -rxvt_term::scr_gotorc (int row, int col, int relative) +rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW { want_refresh = 1; ZERO_SCROLLBACK (); screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; - MAX_IT (screen.cur.col, 0); - MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1); + clamp_it (screen.cur.col, 0, ncol - 1); screen.flags &= ~Screen_WrapNext; @@ -1230,16 +1210,16 @@ 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); + min_it (screen.cur.row, screen.bscroll); } else screen.cur.row = row; } - MAX_IT (screen.cur.row, 0); - MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); + clamp_it (screen.cur.row, 0, nrow - 1); } /* ------------------------------------------------------------------------- */ @@ -1247,7 +1227,7 @@ * direction should be UP or DN */ void -rxvt_term::scr_index (enum page_dirn direction) +rxvt_term::scr_index (enum page_dirn direction) NOTHROW { int dirn; @@ -1260,12 +1240,11 @@ if ((screen.cur.row == screen.bscroll && direction == UP) || (screen.cur.row == screen.tscroll && direction == DN)) - scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); + scr_scroll_text (screen.tscroll, screen.bscroll, dirn); else screen.cur.row += dirn; - MAX_IT (screen.cur.row, 0); - MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); + clamp_it (screen.cur.row, 0, nrow - 1); selection_check (0); } @@ -1275,39 +1254,54 @@ * 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) +rxvt_term::scr_erase_line (int mode) NOTHROW { - unsigned int row, col, num; + unsigned int col, num; want_refresh = 1; ZERO_SCROLLBACK (); selection_check (1); - row = TermWin.saveLines + screen.cur.row; + line_t &line = ROW(screen.cur.row); + + line.touch (); + line.is_longer (0); + switch (mode) { + case 3: + if (screen.flags & Screen_WrapNext) + return; + + /* fall through */ + case 0: /* erase to end of line */ col = screen.cur.col; - num = TermWin.ncol - col; - MIN_IT (screen.tlen[row], (int16_t)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 = TermWin.ncol; - screen.tlen[row] = 0; + num = ncol; + line.l = 0; if (selection.beg.row <= screen.cur.row && selection.end.row >= screen.cur.row) CLEAR_SELECTION (); @@ -1316,10 +1310,7 @@ return; } - if (screen.text[row]) - scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle); - else - scr_blank_screen_mem (screen.text, screen.rend, row, rstyle); + scr_blank_line (line, col, num, rstyle); } /* ------------------------------------------------------------------------- */ @@ -1330,25 +1321,23 @@ * XTERM_SEQ: Clear whole screen : ESC [ 2 J */ void -rxvt_term::scr_erase_screen (int mode) +rxvt_term::scr_erase_screen (int mode) NOTHROW { int num; - int32_t row, row_offset; + int32_t row; rend_t ren; XGCValues gcvalue; want_refresh = 1; ZERO_SCROLLBACK (); - row_offset = (int32_t)TermWin.saveLines; - switch (mode) { case 0: /* erase to end of screen */ selection_check (1); scr_erase_line (0); row = screen.cur.row + 1; /* possible OOB */ - num = TermWin.nrow - row; + num = nrow - row; break; case 1: /* erase to beginning of screen */ selection_check (3); @@ -1359,7 +1348,7 @@ case 2: /* erase whole screen */ selection_check (3); row = 0; - num = TermWin.nrow; + num = nrow; break; default: return; @@ -1371,46 +1360,68 @@ && selection.end.row <= row + num))) CLEAR_SELECTION (); - if (row >= TermWin.nrow) /* Out Of Bounds */ + if (row >= nrow) /* Out Of Bounds */ return; - MIN_IT (num, (TermWin.nrow - row)); + 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)width, + (unsigned int)Height2Pixel (num), False); } else { ren = rstyle & (RS_fgMask | RS_bgMask); - gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; - XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); - ERASE_ROWS (row, num); - gcvalue.foreground = pix_colors[Color_fg]; - XChangeGC (display->display, TermWin.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)width, + (unsigned int)Height2Pixel (num)); + gcvalue.foreground = pix_colors[Color_fg]; + XChangeGC (dpy, gc, GCForeground, &gcvalue); + } } for (; num--; row++) { - scr_blank_screen_mem (screen.text, screen.rend, (unsigned int) (row + row_offset), rstyle); - screen.tlen[row + row_offset] = 0; - scr_blank_line (drawn_text[row], drawn_rend[row], (unsigned int)TermWin.ncol, ren); + scr_blank_screen_mem (ROW(row), rstyle); + + if (row - view_start < nrow) + scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren); } } +#if !ENABLE_MINIMAL +void +rxvt_term::scr_erase_savelines () NOTHROW +{ + want_refresh = 1; + ZERO_SCROLLBACK (); + + top_row = 0; +} +#endif + /* ------------------------------------------------------------------------- */ /* * Fill the screen with `E's * XTERM_SEQ: Screen Alignment Test: ESC # 8 */ void -rxvt_term::scr_E () +rxvt_term::scr_E () NOTHROW { - int i, j, k; - rend_t *r1, fs; + rend_t fs; want_refresh = 1; ZERO_SCROLLBACK (); @@ -1419,12 +1430,18 @@ selection_check (3); fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); - for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) + for (int row = nrow; row--; ) { - screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ - fill_text (screen.text[k], 'E', TermWin.ncol); - for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) + line_t &line = ROW(row); + + fill_text (line.t, 'E', ncol); + rend_t *r1 = line.r; + + for (int j = ncol; j--; ) *r1++ = fs; + + line.is_longer (0); + line.touch (ncol); } } @@ -1433,7 +1450,7 @@ * Insert/Delete lines */ void -rxvt_term::scr_insdel_lines (int count, int insdel) +rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW { int end; @@ -1455,7 +1472,7 @@ scr_do_wrap (); - scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); + scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count); } /* ------------------------------------------------------------------------- */ @@ -1463,14 +1480,8 @@ * Insert/Delete characters from the current position */ void -rxvt_term::scr_insdel_chars (int count, int insdel) +rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW { - int col, row; - rend_t tr; - text_t *stp; - rend_t *srp; - int16_t *slp; - want_refresh = 1; ZERO_SCROLLBACK (); @@ -1480,79 +1491,84 @@ scr_do_wrap (); selection_check (1); - MIN_IT (count, (TermWin.ncol - screen.cur.col)); + min_it (count, ncol - screen.cur.col); - row = screen.cur.row + TermWin.saveLines; + int row = screen.cur.row; - stp = screen.text[row]; - srp = screen.rend[row]; - slp = &screen.tlen[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 = TermWin.ncol - 1; (col - count) >= screen.cur.col; col--) - { - stp[col] = stp[col - count]; - srp[col] = srp[col - count]; - } + line->l = min (line->l + count, ncol); + + if (line->t[screen.cur.col] == NOCHAR) + scr_kill_char (*line, screen.cur.col); - if (*slp != -1) + for (int col = ncol - 1; (col - count) >= screen.cur.col; col--) { - *slp += count; - MIN_IT (*slp, TermWin.ncol); + line->t[col] = line->t[col - count]; + line->r[col] = line->r[col - count]; } if (selection.op && current_screen == selection.screen && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) { if (selection.end.row != screen.cur.row - || (selection.end.col + count >= TermWin.ncol)) + || (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; } } - scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], - (unsigned int)count, rstyle); + scr_blank_line (*line, screen.cur.col, count, rstyle); break; case ERASE: - screen.cur.col += count; /* don't worry if > TermWin.ncol */ + screen.cur.col += count; /* don't worry if > ncol */ selection_check (1); screen.cur.col -= count; - scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], - (unsigned int)count, rstyle); + + // 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 = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); + line->l = max (line->l - count, 0); + + // 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 (col = screen.cur.col; (col + count) < TermWin.ncol; col++) + for (int col = screen.cur.col; (col + count) < ncol; col++) { - stp[col] = stp[col + count]; - srp[col] = srp[col + count]; + line->t[col] = line->t[col + count]; + line->r[col] = line->r[col + count]; } - scr_blank_line (&stp[TermWin.ncol - count], &srp[TermWin.ncol - count], - (unsigned int)count, tr); - - if (*slp == -1) /* break line continuation */ - *slp = TermWin.ncol; - - *slp -= count; - MAX_IT (*slp, 0); + 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)) { if (selection.end.row != screen.cur.row || (screen.cur.col >= selection.beg.col - count) - || selection.end.col >= TermWin.ncol) + || selection.end.col >= ncol) CLEAR_SELECTION (); else { @@ -1573,10 +1589,10 @@ * XTERM_SEQ: Set region - inclusive: ESC [ ; r */ void -rxvt_term::scr_scroll_region (int top, int bot) +rxvt_term::scr_scroll_region (int top, int bot) NOTHROW { - MAX_IT (top, 0); - MIN_IT (bot, (int)TermWin.nrow - 1); + max_it (top, 0); + min_it (bot, nrow - 1); if (top > bot) return; @@ -1593,7 +1609,7 @@ * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l */ void -rxvt_term::scr_cursor_visible (int mode) +rxvt_term::scr_cursor_visible (int mode) NOTHROW { want_refresh = 1; @@ -1610,7 +1626,7 @@ * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l */ void -rxvt_term::scr_autowrap (int mode) +rxvt_term::scr_autowrap (int mode) NOTHROW { if (mode) screen.flags |= Screen_Autowrap; @@ -1629,7 +1645,7 @@ * XTERM_SEQ: Set Relative: ESC [ ? 6 l */ void -rxvt_term::scr_relative_origin (int mode) +rxvt_term::scr_relative_origin (int mode) NOTHROW { if (mode) screen.flags |= Screen_Relative; @@ -1646,7 +1662,7 @@ * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l */ void -rxvt_term::scr_insert_mode (int mode) +rxvt_term::scr_insert_mode (int mode) NOTHROW { if (mode) screen.flags |= Screen_Insert; @@ -1662,12 +1678,12 @@ * XTERM_SEQ: Clear all tabs : ESC [ 3 g */ void -rxvt_term::scr_set_tab (int mode) +rxvt_term::scr_set_tab (int mode) NOTHROW { if (mode < 0) - memset (tabs, 0, TermWin.ncol * sizeof (char)); - else if (screen.cur.col < TermWin.ncol) - tabs[screen.cur.col] = (mode ? 1 : 0); + memset (tabs, 0, ncol); + else if (screen.cur.col < ncol) + tabs [screen.cur.col] = !!mode; } /* ------------------------------------------------------------------------- */ @@ -1677,27 +1693,29 @@ * XTERM_SEQ: Normal video : ESC [ ? 5 l */ void -rxvt_term::scr_rvideo_mode (int mode) +rxvt_term::scr_rvideo_mode (bool on) NOTHROW { - XGCValues gcvalue; + rvideo_mode = on; - if (rvideo != mode) - { - rvideo = mode; - SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color); -#if XPM_BACKGROUND - if (bgPixmap.pixmap == None) +#ifndef NO_BELL + on ^= rvideo_bell; #endif -#if TRANSPARENT - if (! (options & Opt_transparent) || am_transparent == 0) + + if (rvideo_state != on) + { + rvideo_state = on; + + ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); +#ifdef HAVE_BG_PIXMAP + if (bg_pixmap == None) #endif - XSetWindowBackground (display->display, TermWin.vt, - pix_colors[Color_bg]); + XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); + XGCValues gcvalue; gcvalue.foreground = pix_colors[Color_fg]; gcvalue.background = pix_colors[Color_bg]; - XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, - &gcvalue); + XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue); + scr_clear (); scr_touch (true); } @@ -1709,7 +1727,7 @@ * XTERM_SEQ: Report position: ESC [ 6 n */ void -rxvt_term::scr_report_position () +rxvt_term::scr_report_position () NOTHROW { tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); } @@ -1722,9 +1740,10 @@ * Set font style */ void -rxvt_term::set_font_style () +rxvt_term::set_font_style () NOTHROW { - switch (charsets[screen.charset]) +#if 0 + switch (charsets [screen.charset]) { case '0': /* DEC Special Character & Line Drawing Set */ break; @@ -1741,6 +1760,7 @@ case 'K': /* German character set */ break; } +#endif } /* ------------------------------------------------------------------------- */ @@ -1752,7 +1772,7 @@ * XTERM_SEQ: Invoke G3 character set: ESC O */ void -rxvt_term::scr_charset_choose (int set) +rxvt_term::scr_charset_choose (int set) NOTHROW { screen.charset = set; set_font_style (); @@ -1768,7 +1788,7 @@ * See set_font_style for possible values for */ void -rxvt_term::scr_charset_set (int set, unsigned int ch) +rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW { charsets[set] = (unsigned char)ch; set_font_style (); @@ -1783,16 +1803,15 @@ * refresh matching text. */ bool -rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) +rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW { bool found = false; - for (int i = 0; i < TermWin.nrow; i++) + for (int i = 0; i < nrow; i++) { - int col = 0; - rend_t *drp = drawn_rend [i]; + rend_t *drp = drawn_buf[i].r; - for (; col < TermWin.ncol; col++, drp++) + for (int col = 0; col < ncol; col++, drp++) if ((*drp & mask) == value) { found = true; @@ -1813,48 +1832,43 @@ }; void -rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) +rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW { int i; row_col_t rc[RC_COUNT]; - if (drawn_text == NULL) /* sanity check */ + if (!drawn_buf) /* sanity check */ return; #ifndef NO_SLOW_LINK_SUPPORT if (refresh_type == FAST_REFRESH && !display->is_local) { y = 0; - height = TermWin.height; + eheight = height; } #endif -#ifdef DEBUG_STRICT - x = max (x, 0); - x = min (x, (int)TermWin.width); - y = max (y, 0); - y = min (y, (int)TermWin.height); -#endif - /* round down */ rc[PART_BEG].col = Pixel2Col (x); rc[PART_BEG].row = Pixel2Row (y); /* round up */ - rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); - rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); + rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1); + rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1); /* sanity checks */ for (i = PART_BEG; i < RC_COUNT; i++) { - MIN_IT (rc[i].col, TermWin.ncol - 1); - MIN_IT (rc[i].row, TermWin.nrow - 1); + min_it (rc[i].col, ncol - 1); + min_it (rc[i].row, nrow - 1); } for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) - fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); + fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); + + num_scr_allow = 0; if (refresh) - scr_refresh (SLOW_REFRESH); + scr_refresh (); } /* ------------------------------------------------------------------------- */ @@ -1862,9 +1876,9 @@ * Refresh the entire screen */ void -rxvt_term::scr_touch (bool refresh) +rxvt_term::scr_touch (bool refresh) NOTHROW { - scr_expose (0, 0, TermWin.width, TermWin.height, refresh); + scr_expose (0, 0, width, height, refresh); } /* ------------------------------------------------------------------------- */ @@ -1872,24 +1886,10 @@ * Move the display so that the line represented by scrollbar value Y is at * the top of the screen */ -int -rxvt_term::scr_move_to (int y, int len) +void +rxvt_term::scr_move_to (int y, int len) NOTHROW { - long p = 0; - unsigned int oldviewstart; - - oldviewstart = TermWin.view_start; - - if (y < len) - { - p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len; - p -= (long) (TermWin.nrow - 1); - p = max (p, 0); - } - - TermWin.view_start = (unsigned int)min (p, TermWin.nscrolled); - - return scr_changeview (oldviewstart); + scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1)); } /* ------------------------------------------------------------------------- */ @@ -1897,93 +1897,105 @@ * Page the screen up/down nlines * direction should be UP or DN */ -int -rxvt_term::scr_page (enum page_dirn direction, int nlines) +bool +rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW { - int n; - unsigned int oldviewstart; + int new_view_start = + direction == UP ? view_start - nlines + : view_start + nlines; -#ifdef DEBUG_STRICT - assert ((nlines >= 0) && (nlines <= TermWin.nrow)); -#endif - oldviewstart = TermWin.view_start; - if (direction == UP) - { - n = TermWin.view_start + nlines; - TermWin.view_start = min (n, TermWin.nscrolled); - } - else - { - n = TermWin.view_start - nlines; - TermWin.view_start = max (n, 0); - } - return scr_changeview (oldviewstart); + return scr_changeview (new_view_start); } -int -rxvt_term::scr_changeview (unsigned int oldviewstart) +bool +rxvt_term::scr_changeview (int new_view_start) NOTHROW { - if (TermWin.view_start != oldviewstart) - { - want_refresh = 1; - num_scr -= (TermWin.view_start - oldviewstart); - } + clamp_it (new_view_start, top_row, 0); - return (int) (TermWin.view_start - oldviewstart); + if (new_view_start == view_start) + return false; + + num_scr += new_view_start - view_start; + view_start = new_view_start; + want_refresh = 1; + + HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END)); + + return true; +} + +#ifndef NO_BELL +void +rxvt_term::bell_cb (ev::timer &w, int revents) +{ + rvideo_bell = false; + scr_rvideo_mode (rvideo_mode); + refresh_check (); } +#endif /* ------------------------------------------------------------------------- */ void -rxvt_term::scr_bell () +rxvt_term::scr_bell () NOTHROW { #ifndef NO_BELL + # ifndef NO_MAPALERT # ifdef MAPALERT_OPTION - if (options & Opt_mapAlert) + if (option (Opt_mapAlert)) # endif - XMapWindow (display->display, TermWin.parent[0]); + XMapWindow (dpy, parent); # endif - if (options & Opt_visualBell) + +# if ENABLE_FRILLS + if (option (Opt_urgentOnBell)) + set_urgency (1); +# endif + + if (option (Opt_visualBell)) { - scr_rvideo_mode (!rvideo); /* refresh also done */ - scr_rvideo_mode (!rvideo); /* refresh also done */ + rvideo_bell = true; + scr_rvideo_mode (rvideo_mode); + flush (); + + bell_ev.start (VISUAL_BELL_DURATION); } else - XBell (display->display, 0); + XBell (dpy, 0); + HOOK_INVOKE ((this, HOOK_BELL, DT_END)); #endif } /* ------------------------------------------------------------------------- */ -/* ARGSUSED */ void -rxvt_term::scr_printscreen (int fullhist) +rxvt_term::scr_printscreen (int fullhist) NOTHROW { #ifdef PRINTPIPE - int i, r1, nrows, row_offset; - FILE *fd; + int nrows, row_start; + FILE *fd = popen_printer (); - if ((fd = popen_printer ()) == NULL) + if (!fd) return; - nrows = TermWin.nrow; - row_offset = TermWin.saveLines; - - if (!fullhist) - row_offset -= TermWin.view_start; + if (fullhist) + { + nrows = nrow - top_row; + row_start = top_row; + } else { - nrows += TermWin.nscrolled; - row_offset -= TermWin.nscrolled; + nrows = nrow; + row_start = view_start; } wctomb (0, 0); - for (r1 = 0; r1 < nrows; r1++) + for (int r1 = row_start; r1 < row_start + nrows; r1++) { - text_t *tp = screen.text[r1 + row_offset]; - int len = screen.tlen[r1 + row_offset]; + text_t *tp = ROW(r1).t; + int len = ROW(r1).l; - for (i = len >= 0 ? len : TermWin.ncol - 1; i--; ) + for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN { char mb[MB_LEN_MAX]; text_t t = *tp++; @@ -2014,48 +2026,33 @@ * drawn_text/drawn_rend contain the screen information before the update. * screen.text/screen.rend contain what the screen will change to. */ - -#define FONT_WIDTH(X, Y) \ - (X)->per_char[ (Y) - (X)->min_char_or_byte2].width -#define FONT_RBEAR(X, Y) \ - (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing -#define FONT_LBEAR(X, Y) \ - (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing -#define IS_FONT_CHAR(X, Y) \ - ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2) - void -rxvt_term::scr_refresh (unsigned char refresh_type) +rxvt_term::scr_refresh () NOTHROW { - unsigned char must_clear, /* use draw_string not draw_image_string */ - showcursor; /* show the cursor */ int16_t col, row, /* column/row we're processing */ ocrow; /* old cursor row */ - int i, /* tmp */ - row_offset; /* basic offset in screen structure */ + int i; /* tmp */ #ifndef NO_CURSORCOLOR rend_t cc1; /* store colours at cursor position (s) */ #endif rend_t *crp; // cursor rendition pointer + rend_t ccol1, /* Cursor colour */ + ccol2; /* Cursor colour2 */ want_refresh = 0; /* screen is current */ - if (refresh_type == NO_REFRESH || !TermWin.mapped) + if (refresh_type == NO_REFRESH || !mapped) return; /* * A: set up vars */ - must_clear = 0; refresh_count = 0; - row_offset = TermWin.saveLines - TermWin.view_start; - -#if XPM_BACKGROUND - must_clear |= (bgPixmap.pixmap != None); -#endif -#if TRANSPARENT - must_clear |= ((options & Opt_transparent) && am_transparent); + unsigned int old_screen_flags = screen.flags; + char have_bg = 0; +#ifdef HAVE_BG_PIXMAP + have_bg = bg_pixmap != None; #endif ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ @@ -2064,15 +2061,19 @@ */ scr_reverse_selection (); + HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); +#if ENABLE_OVERLAY + scr_swap_overlay (); +#endif + + char showcursor = screen.flags & Screen_VisibleCursor; + /* * C: set the cursor character (s) */ { unsigned char setoldcursor; - rend_t ccol1, /* Cursor colour */ - ccol2; /* Cursor colour2 */ - showcursor = (screen.flags & Screen_VisibleCursor); #ifdef CURSOR_BLINK if (hidden_cursor) showcursor = 0; @@ -2082,35 +2083,44 @@ { int col = screen.cur.col; - while (col && screen.text[screen.cur.row + TermWin.saveLines][col] == NOCHAR) + while (col && ROW(screen.cur.row).t[col] == NOCHAR) col--; - crp = &screen.rend[screen.cur.row + TermWin.saveLines][col]; + crp = &ROW(screen.cur.row).r[col]; - if (showcursor && TermWin.focus) - { - *crp ^= RS_RVid; #ifndef NO_CURSORCOLOR - cc1 = *crp & (RS_fgMask | RS_bgMask); - if (ISSET_PIXCOLOR (Color_cursor)) - ccol1 = Color_cursor; - else + cc1 = *crp & (RS_fgMask | RS_bgMask); + if (ISSET_PIXCOLOR (Color_cursor)) + ccol1 = Color_cursor; + else +#endif #ifdef CURSOR_COLOR_IS_RENDITION_COLOR - ccol1 = GET_FGCOLOR (rstyle); + ccol1 = fgcolor_of (rstyle); #else - ccol1 = Color_fg; + ccol1 = Color_fg; +#endif + +#ifndef NO_CURSORCOLOR + if (ISSET_PIXCOLOR (Color_cursor2)) + ccol2 = Color_cursor2; + else #endif - if (ISSET_PIXCOLOR (Color_cursor2)) - ccol2 = Color_cursor2; - else #ifdef CURSOR_COLOR_IS_RENDITION_COLOR - ccol2 = GET_BGCOLOR (rstyle); + ccol2 = bgcolor_of (rstyle); #else - ccol2 = Color_bg; -#endif - *crp = SET_FGCOLOR (*crp, ccol1); - *crp = SET_BGCOLOR (*crp, ccol2); + ccol2 = Color_bg; #endif + + if (focus) + { + if (option (Opt_cursorUnderline)) + *crp ^= RS_Uline; + else + { + *crp ^= RS_RVid; + *crp = SET_FGCOLOR (*crp, ccol1); + *crp = SET_BGCOLOR (*crp, ccol2); + } } } @@ -2118,81 +2128,73 @@ setoldcursor = 0; if (ocrow != -1) { - if (screen.cur.row + TermWin.view_start != ocrow + if (screen.cur.row - view_start != ocrow || screen.cur.col != oldcursor.col) { - if (ocrow < TermWin.nrow - && oldcursor.col < TermWin.ncol) - drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); + if (ocrow < nrow + && oldcursor.col < ncol) + drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); - if (TermWin.focus || !showcursor) + if (focus || !showcursor) oldcursor.row = -1; else setoldcursor = 1; } } - else if (!TermWin.focus) + else if (!focus) setoldcursor = 1; if (setoldcursor) { - if (screen.cur.row + TermWin.view_start >= TermWin.nrow) + if (screen.cur.row - view_start >= nrow) oldcursor.row = -1; else { - oldcursor.row = screen.cur.row + TermWin.view_start; + oldcursor.row = screen.cur.row - view_start; oldcursor.col = screen.cur.col; } } } -#if ENABLE_OVERLAY - scr_swap_overlay (); -#endif - - rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ - text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ - #ifndef NO_SLOW_LINK_SUPPORT /* * D: CopyArea pass - very useful for slower links * This has been deliberately kept simple. */ - i = num_scr; if (!display->is_local - && refresh_type == FAST_REFRESH && num_scr_allow && i - && abs (i) < TermWin.nrow && !must_clear) + && refresh_type == FAST_REFRESH && num_scr_allow && num_scr + && abs (num_scr) < nrow && !have_bg) { int16_t nits; + int i = num_scr; int j; int len, wlen; + dLocal (int, num_scr); - j = TermWin.nrow; + j = nrow; wlen = len = -1; row = i > 0 ? 0 : j - 1; + for (; j-- >= 0; row += (i > 0 ? 1 : -1)) { - if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) + if (row + i >= 0 && row + i < nrow && row + i != ocrow) { - text_t *stp = screen.text[row + row_offset]; - rend_t *srp = screen.rend[row + row_offset]; - text_t *dtp = drawn_text[row]; - text_t *dtp2 = drawn_text[row + i]; - rend_t *drp = drawn_rend[row]; - rend_t *drp2 = drawn_rend[row + i]; + line_t s = ROW(view_start + row); + line_t d = drawn_buf[row]; + line_t d2 = drawn_buf[row + i]; - for (nits = 0, col = TermWin.ncol; col--; ) - if (stp[col] != dtp2[col] || srp[col] != drp2[col]) + for (nits = 0, col = ncol; col--; ) + if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) nits--; - else if (stp[col] != dtp[col] || srp[col] != drp[col]) + else if (s.t[col] != d.t[col] || s.r[col] != d.r[col]) nits++; if (nits > 8) /* XXX: arbitrary choice */ { - for (col = TermWin.ncol; col--; ) + for (col = ncol; col--; ) { - *dtp++ = *dtp2++; - *drp++ = *drp2++; + *d.t++ = *d2.t++; + *d.r++ = *d2.r++; } if (len == -1) @@ -2203,17 +2205,22 @@ } } - if (len != -1) + if (len >= 0) { /* also comes here at end if needed because of >= above */ if (wlen < len) - SWAP_IT (wlen, len, int); + ::swap (wlen, len); - XCopyArea (display->display, TermWin.vt, TermWin.vt, - TermWin.gc, 0, Row2Pixel (len + i), - (unsigned int)TermWin_TotalWidth (), + XGCValues gcv; + + gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv); + XCopyArea (dpy, vt, vt, + gc, 0, Row2Pixel (len + i), + (unsigned int)this->width, (unsigned int)Height2Pixel (wlen - len + 1), 0, Row2Pixel (len)); + gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv); + len = -1; } } @@ -2223,19 +2230,19 @@ /* * E: main pass across every character */ - for (row = 0; row < TermWin.nrow; row++) + for (row = 0; row < nrow; row++) { - text_t *stp = screen.text[row + row_offset]; - rend_t *srp = screen.rend[row + row_offset]; - text_t *dtp = drawn_text[row]; - rend_t *drp = drawn_rend[row]; + text_t *stp = ROW(view_start + row).t; + rend_t *srp = ROW(view_start + row).r; + text_t *dtp = drawn_buf[row].t; + rend_t *drp = drawn_buf[row].r; /* * E2: OK, now the real pass */ int ypixel = (int)Row2Pixel (row); - for (col = 0; col < TermWin.ncol; col++) + for (col = 0; col < ncol; col++) { /* compare new text with old - if exactly the same then continue */ if (stp[col] == dtp[col] /* Must match characters to skip. */ @@ -2247,10 +2254,10 @@ // 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; @@ -2259,12 +2266,13 @@ int xpixel = Col2Pixel (col); - for (i = 0; ++col < TermWin.ncol; ) + for (i = 0; ++col < ncol; ) { if (stp[col] == NOCHAR) { dtp[col] = stp[col]; - drp[col] = rend; + drp[col] = srp[col]; + count++; i++; @@ -2279,14 +2287,14 @@ if (stp[col] != dtp[col] || !RS_SAME (srp[col], drp[col])) { - if (must_clear && (i++ > count / 2)) + if (have_bg && (i++ > count / 2)) break; dtp[col] = stp[col]; drp[col] = rend; i = 0; } - else if (must_clear || (stp[col] != ' ' && ++i >= 16)) + else if (have_bg || (stp[col] != ' ' && ++i >= 16)) break; } @@ -2294,35 +2302,22 @@ 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--; -#if ENABLE_STYLES - // force redraw after "careful" characters to avoid pixel droppings - if (srp[col] & RS_Careful && col < TermWin.ncol - 1 && 0) - drp[col + 1] = ~srp[col + 1]; - - // include previous careful character(s) if possible, looks nicer (best effort...) - while (text > stp - && srp[text - stp - 1] & RS_Careful - && RS_SAME (rend, srp[text - stp - 1])) - text--, count++, xpixel -= TermWin.fwidth; -#endif - /* * Determine the attributes for the string */ - int fore = GET_FGCOLOR (rend); // desired foreground - int back = GET_BGCOLOR (rend); // desired background + int fore = fgcolor_of (rend); // desired foreground + int back = bgcolor_of (rend); // desired background - // only do special processing if ana attributes are set, which is rare - if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink)) + // only do special processing if any attributes are set, which is unlikely + 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; @@ -2332,8 +2327,7 @@ # endif } - if (rend & RS_Italic - && fore == Color_fg) + if (rend & RS_Italic && fore == Color_fg) { if (ISSET_PIXCOLOR (Color_IT)) fore = Color_IT; @@ -2343,240 +2337,327 @@ # endif } - if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) + if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) fore = Color_UL; #endif +#ifdef OPTION_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 + if (invert) { - SWAP_IT (fore, back, int); + ::swap (fore, back); #ifndef NO_BOLD_UNDERLINE_REVERSE - if (ISSET_PIXCOLOR (Color_RV)) - back = Color_RV; + if (fore == back) + { + fore = Color_bg; + back = Color_fg; + } #endif } #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) fore = back; } #endif + +#if ENABLE_STYLES + // "careful" (too wide) character handling + + // include previous careful character(s) if possible, looks nicer (best effort...) + while (text > stp + && srp[text - stp - 1] & RS_Careful + && RS_SAME (rend, srp[text - stp - 1])) + text--, count++, xpixel -= fwidth; + + // force redraw after "careful" characters to avoid pixel droppings + for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++) + drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw; + + // force redraw before "careful" characters to avoid pixel droppings + for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++) + drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw; +#endif } /* * Actually do the drawing of the string here */ - rxvt_font *font = (*TermWin.fontset[GET_STYLE (rend)])[GET_FONT (rend)]; + rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; - if (back == fore) - font->clear_rect (*TermWin.drawable, xpixel, ypixel, - TermWin.fwidth * count, TermWin.fheight, - back); - else if (back == Color_bg) + if (ecb_likely (have_bg && back == Color_bg)) { - if (must_clear) - { - CLEAR_CHARS (xpixel, ypixel, count); + // this is very ugly, maybe push it into ->draw? - for (i = 0; i < count; i++) /* don't draw empty strings */ - if (text[i] != ' ') - { - font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); - break; - } - } - else - font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); + for (i = 0; i < count; i++) /* don't draw empty strings */ + if (text[i] != ' ') + { + font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent); + goto did_clear; + } + + CLEAR_CHARS (xpixel, ypixel, count); + did_clear: ; } else - font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); + font->draw (*drawable, xpixel, ypixel, text, count, fore, back); + + if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back)) + { +#if ENABLE_FRILLS + if (ISSET_PIXCOLOR (Color_underline)) + XSetForeground (dpy, gc, pix_colors[Color_underline]); + else +#endif + XSetForeground (dpy, gc, pix_colors[fore]); - if (rend & RS_Uline && font->descent > 1 && fore != back) - XDrawLine (display->display, drawBuffer, TermWin.gc, - xpixel, ypixel + font->ascent + 1, - xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); + 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 - /* * G: cleanup cursor and display outline cursor if necessary */ if (showcursor) { - if (TermWin.focus) + if (focus) { - *crp ^= RS_RVid; + if (option (Opt_cursorUnderline)) + *crp ^= RS_Uline; + else + { + *crp ^= RS_RVid; #ifndef NO_CURSORCOLOR - *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; + *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; #endif + } } else if (oldcursor.row >= 0) { + int cursorwidth = 1; + int col = oldcursor.col; + + while (col && ROW(screen.cur.row).t[col] == NOCHAR) + col--; + + while (col + cursorwidth < ncol + && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR) + cursorwidth++; + #ifndef NO_CURSORCOLOR if (ISSET_PIXCOLOR (Color_cursor)) - XSetForeground (display->display, TermWin.gc, pix_colors[Color_cursor]); + XSetForeground (dpy, gc, pix_colors[Color_cursor]); + else #endif - int cursorwidth = 1; - while (oldcursor.col + cursorwidth < TermWin.ncol - && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR) - cursorwidth++; + XSetForeground (dpy, gc, pix_colors[ccol1]); - XDrawRectangle (display->display, drawBuffer, TermWin.gc, - Col2Pixel (oldcursor.col), + XDrawRectangle (dpy, vt, gc, + Col2Pixel (col), Row2Pixel (oldcursor.row), (unsigned int) (Width2Pixel (cursorwidth) - 1), - (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); + (unsigned int) (Height2Pixel (1) - lineSpace - 1)); } } /* * H: cleanup selection */ - scr_reverse_selection (); +#if ENABLE_OVERLAY + scr_swap_overlay (); +#endif + HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END)); - if (refresh_type & SMOOTH_REFRESH) - XFlush (display->display); + scr_reverse_selection (); + screen.flags = old_screen_flags; num_scr = 0; num_scr_allow = 1; } void -rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) +rxvt_term::scr_remap_chars (line_t &l) NOTHROW { - if (!rp || !tp) + if (!l.t) return; - for (int i = TermWin.ncol; i; i--, rp++, tp++) - *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); + l.touch (); // maybe a bit of an overkill, but it's not performance-relevant + + for (int i = ncol; i--; ) + l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); } void -rxvt_term::scr_remap_chars () +rxvt_term::scr_remap_chars () NOTHROW { - for (int i = TermWin.nrow + TermWin.saveLines; i--; ) - scr_remap_chars (screen.text[i], screen.rend[i]); + for (int i = total_rows; i--; ) + scr_remap_chars (row_buf [i]); - for (int i = TermWin.nrow; i--; ) + for (int i = nrow; i--; ) { - scr_remap_chars (drawn_text[i], drawn_rend[i]); - scr_remap_chars (swap.text[i], swap.rend[i]); + scr_remap_chars (drawn_buf [i]); + scr_remap_chars (swap_buf [i]); } } void -rxvt_term::scr_recolour () +rxvt_term::scr_recolour (bool refresh) NOTHROW { - if (1 -#if TRANSPARENT - && !am_transparent -#endif -#if XPM_BACKGROUND - && !bgPixmap.pixmap -#endif - ) + bool transparent = false; + +#ifdef HAVE_BG_PIXMAP + if (bg_pixmap != None) { - XSetWindowBackground (display->display, TermWin.parent[0], pix_colors[Color_border]); - XClearWindow (display->display, TermWin.parent[0]); - XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]); -#if HAVE_SCROLLBARS - if (scrollBar.win) +# ifdef ENABLE_TRANSPARENCY + if (bg_flags & BG_IS_TRANSPARENT) { - XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); - scrollBar.setIdle (); - scrollbar_show (0); + XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap); + XSetWindowBackgroundPixmap (dpy, vt, ParentRelative); + + transparent = true; } + else +# endif + { + XSetWindowBackground (dpy, parent, pix_colors[Color_border]); + XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap); + } + } + else #endif + { + XSetWindowBackground (dpy, parent, pix_colors[Color_border]); + XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); } - scr_clear (); - scr_touch (true); + XClearWindow (dpy, parent); + + if (scrollBar.win) + { + if (transparent) + XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative); + else + XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]); + scrollBar.state = STATE_IDLE; + scrollBar.show (0); + } + + if (refresh) + { + scr_clear (); + scr_touch (true); + } want_refresh = 1; } /* ------------------------------------------------------------------------- */ void -rxvt_term::scr_clear (bool really) +rxvt_term::scr_clear (bool really) NOTHROW { - if (!TermWin.mapped) + if (!mapped) return; num_scr_allow = 0; want_refresh = 1; -#if TRANSPARENT - if ((options & Opt_transparent) && (am_pixmap_trans == 0)) + if (really) + XClearWindow (dpy, vt); +} + +void +rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW +{ + int view_end = view_start + nrow; + int row, col; + + for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++) { - int i; + text_t *stp = ROW(row).t; + rend_t *srp = ROW(row).r; - if (!(options & Opt_transparent_all)) - i = 0; - else - i = (int) (sizeof (TermWin.parent) / sizeof (Window)); + for (col = beg_col; col < end_col; col++) + srp[col] ^= rstyle1; + + while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col]))) + srp[col] ^= rstyle2; - while (i--) - if (TermWin.parent[i] != None) - XClearWindow (display->display, TermWin.parent[i]); + if (++col < end_col) + srp[col] ^= rstyle2; } -#endif +} - if (really) - XClearWindow (display->display, TermWin.vt); +void +rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW +{ + int view_end = view_start + nrow; + int row, col; + + if (beg_row >= view_start) + { + col = beg_col; + row = beg_row; + } + else + { + col = 0; + row = view_start; + } + + for (; row < min (end_row, view_end); row++, col = 0) + for (rend_t *srp = ROW(row).r; col < ncol; col++) + srp[col] ^= rstyle; + + if (row == end_row) + for (rend_t *srp = ROW(row).r; col < end_col; col++) + srp[col] ^= rstyle; } /* ------------------------------------------------------------------------- */ void -rxvt_term::scr_reverse_selection () +rxvt_term::scr_reverse_selection () NOTHROW { - if (selection.op && current_screen == selection.screen) + if (selection.op + && current_screen == selection.screen + && selection.end.row >= view_start) { - int end_row = TermWin.saveLines - TermWin.view_start; - int i = selection.beg.row + TermWin.saveLines; - int col, row = selection.end.row + TermWin.saveLines; - rend_t *srp; - -#if ENABLE_FRILLS +#if !ENABLE_MINIMAL if (selection.rect) - { - end_row += TermWin.nrow; - - for (; i <= row && i <= end_row; i++) - for (srp = screen.rend[i], col = selection.beg.col; col < selection.end.col; col++) - srp[col] ^= RS_RVid; - } + scr_xor_rect (selection.beg.row, selection.beg.col, + selection.end.row, selection.end.col, + RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline); else #endif - { - if (i >= end_row) - col = selection.beg.col; - else - { - col = 0; - i = end_row; - } - - end_row += TermWin.nrow; - - for (; i < row && i < end_row; i++, col = 0) - for (srp = screen.rend[i]; col < TermWin.ncol; col++) - srp[col] ^= RS_RVid; - - if (i == row && i < end_row) - for (srp = screen.rend[i]; col < selection.end.col; col++) - srp[col] ^= RS_RVid; - } + scr_xor_span (selection.beg.row, selection.beg.col, + selection.end.row, selection.end.col, + RS_Sel | RS_RVid); } } @@ -2587,25 +2668,25 @@ */ #if 0 void -rxvt_term::scr_dump (int fd) +rxvt_term::scr_dump (int fd) NOTHROW { int row, wrote; unsigned int width, towrite; - char r1[] = "\n"; + const char r1[] = "\n"; - for (row = TermWin.saveLines - TermWin.nscrolled; - row < TermWin.saveLines + TermWin.nrow - 1; row++) + for (row = saveLines + top_row; + row < saveLines + nrow - 1; row++) { - width = screen.tlen[row] >= 0 ? screen.tlen[row] - : TermWin.ncol; + width = row_buf[row].l >= 0 ? row_buf[row].l + : ncol; for (towrite = width; towrite; towrite -= wrote) { - wrote = write (fd, & (screen.text[row][width - towrite]), + wrote = write (fd, & (row_buf[row].t[width - towrite]), towrite); if (wrote < 0) return; /* XXX: death, no report */ } - if (screen.tlen[row] >= 0) + if (row_buf[row].l >= 0) if (write (fd, r1, 1) <= 0) return; /* XXX: death, no report */ } @@ -2615,12 +2696,8 @@ /* ------------------------------------------------------------------------- * * CHARACTER SELECTION * * ------------------------------------------------------------------------- */ - -/* - * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1 - */ void -rxvt_term::selection_check (int check_more) +rxvt_term::selection_check (int check_more) NOTHROW { row_col_t pos; @@ -2628,12 +2705,9 @@ return; pos.row = pos.col = 0; - if ((selection.beg.row < - (int32_t)TermWin.nscrolled) - || (selection.beg.row >= TermWin.nrow) - || (selection.mark.row < - (int32_t)TermWin.nscrolled) - || (selection.mark.row >= TermWin.nrow) - || (selection.end.row < - (int32_t)TermWin.nscrolled) - || (selection.end.row >= TermWin.nrow) + 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) @@ -2645,7 +2719,7 @@ && ROWCOL_IS_AFTER (selection.end, pos)) || (check_more == 4 /* screen width change */ && (selection.beg.row != selection.end.row - || selection.end.col > TermWin.ncol))) + || selection.end.col > ncol))) CLEAR_SELECTION (); } @@ -2654,233 +2728,46 @@ * Paste a selection direct to the command fd */ void -rxvt_term::paste (const unsigned char *data, unsigned int len) +rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW { - unsigned int i, j, n; - unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE); - /* convert normal newline chars into common keyboard Return key sequence */ - for (i = 0; i < len; i += PROP_SIZE) - { - n = min (len - i, PROP_SIZE); - memcpy (ds, data + i, n); - - for (j = 0; j < n; j++) - if (ds[j] == C0_LF) - ds[j] = C0_CR; - - tt_write (ds, (int)n); - } - - free (ds); -} - -/* ------------------------------------------------------------------------- */ -/* - * Respond to a notification that a primary selection has been sent - * EXT: SelectionNotify - */ -int -rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) -{ - long nread = 0; - unsigned long bytes_after; - XTextProperty ct; - - 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 0; - } - - for (;;) - { - if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), - (long) (PROP_SIZE / 4), delete_prop, - AnyPropertyType, &ct.encoding, &ct.format, - &ct.nitems, &bytes_after, - &ct.value) != Success) - break; - - if (ct.encoding == 0) - break; - - if (ct.encoding == xa[XA_INCR]) - { - // INCR selection, start handshake - XDeleteProperty (display->display, win, prop); - selection_wait = Sel_incr; - incr_ev.start (NOW + 10); - break; - } + for (unsigned int i = 0; i < len; i++) + if (data[i] == C0_LF) + data[i] = C0_CR; - if (ct.value == NULL) - continue; + if (priv_modes & PrivMode_BracketPaste) + tt_printf ("\e[200~"); - if (ct.nitems == 0) - { - if (selection_wait == Sel_normal && nread == 0 - && (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); - } - - nread = -1; /* discount any previous stuff */ - break; - } + tt_write (data, len); - nread += ct.nitems; - - char **cl; - int cr; - if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 && cl) - { - for (int i = 0; i < cr; i++) - paste ((unsigned char *)cl[i], strlen (cl[i])); - - XFreeStringList (cl); - } - else - paste (ct.value, ct.nitems); - - if (bytes_after == 0) - break; - - XFree (ct.value); - } - - if (ct.value) - XFree (ct.value); - - if (selection_wait == Sel_normal) - selection_wait = Sel_none; - - return (int)nread; + if (priv_modes & PrivMode_BracketPaste) + tt_printf ("\e[201~"); } void -rxvt_term::incr_cb (time_watcher &w) +rxvt_term::paste (char *data, unsigned int len) NOTHROW { - selection_wait = Sel_none; - - rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); -} - -/* - * INCR support originally provided by Paul Sheer - */ -void -rxvt_term::selection_property (Window win, Atom prop) -{ - if (prop == None || selection_wait != Sel_incr) + if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END))) return; - if (selection_paste (win, prop, 1) > 0) - incr_ev.start (NOW + 10); - else - { - selection_wait = Sel_none; - incr_ev.stop (); - } + 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 x, int y) +rxvt_term::selection_request (Time tm, int selnum) NOTHROW { - if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height) - return; /* outside window */ - - if (selection.text) - { /* internal selection */ - char *str = rxvt_wcstombs (selection.text, selection.len); - paste ((unsigned char *)str, strlen (str)); - free (str); - return; - } - else - { - int i; - - selection_request_time = tm; - selection_wait = Sel_normal; - - for (i = Sel_Primary; i <= Sel_Clipboard; i++) - { -#if X_HAVE_UTF8_STRING - selection_type = Sel_UTF8String; - if (selection_request_other (xa[XA_UTF8_STRING], i)) - return; -#else - selection_type = Sel_CompoundText; - if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) - return; -#endif - - } - } - - selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */ - selection_paste (display->root, XA_CUT_BUFFER0, False); -} - -int -rxvt_term::selection_request_other (Atom target, int selnum) -{ - Atom sel; -#ifdef DEBUG_SELECT - char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" }; -#endif - - 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 (display->display, sel) != None) + if (!selection_req) { - XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], - TermWin.vt, selection_request_time); - return 1; + selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this); + selection_req->run (); } - - return 0; } /* ------------------------------------------------------------------------- */ @@ -2889,16 +2776,28 @@ * EXT: SelectionClear */ void -rxvt_term::selection_clear () +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; + if (display->selection_owner == this) + display->selection_owner = 0; + } + else + { + free (selection.clip_text); + selection.clip_text = NULL; + selection.clip_len = 0; + + if (display->clipboard_owner == this) + display->clipboard_owner = 0; + } } /* ------------------------------------------------------------------------- */ @@ -2909,7 +2808,7 @@ void rxvt_term::selection_make (Time tm) { - int i, col, end_col, row, end_row; + int size; wchar_t *new_selection_text; text_t *t; @@ -2932,36 +2831,39 @@ if (selection.clicks == 4) return; /* nothing selected, go away */ - i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); - new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); + if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END))) + return; + + size = (selection.end.row - selection.beg.row + 1) * (ncol + 1); + new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t)); - col = selection.beg.col; - row = selection.beg.row + TermWin.saveLines; - end_row = selection.end.row + TermWin.saveLines; int ofs = 0; int extra = 0; - for (; row <= end_row; row++, col = 0) - { - end_col = screen.tlen[row]; + int col = selection.beg.col; + int row = selection.beg.row; -#if ENABLE_FRILLS + int end_col; + + for (; row <= selection.end.row; row++, col = 0) + { +#if !ENABLE_MINIMAL if (selection.rect) { col = selection.beg.col; - end_col = TermWin.ncol + 1; + end_col = selection.end.col; } + else #endif + end_col = ROW(row).l; - MAX_IT (col, 0); + col = max (col, 0); - if (end_col == -1) - end_col = TermWin.ncol; + if (row == selection.end.row) + min_it (end_col, selection.end.col); - if (row == end_row || selection.rect) - MIN_IT (end_col, selection.end.col); + t = ROW(row).t + col; - t = &screen.text[row][col]; for (; col < end_col; col++) { if (*t == NOCHAR) @@ -2975,9 +2877,9 @@ 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); @@ -2987,12 +2889,23 @@ new_selection_text[ofs++] = *t++; } - if (screen.tlen[row] != -1 && row != end_row) - new_selection_text[ofs++] = C0_LF; - } +#if !ENABLE_MINIMAL + if (selection.rect) + { + while (ofs + && new_selection_text[ofs - 1] != C0_LF + && unicode::is_space (new_selection_text[ofs - 1])) + --ofs; - if (end_col != selection.end.col) - new_selection_text[ofs++] = C0_LF; + new_selection_text[ofs++] = C0_LF; + } + else +#endif + 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; + } new_selection_text[ofs] = 0; @@ -3008,24 +2921,49 @@ selection.len = ofs; selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); - XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); - if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) - display->set_selection_owner (this); + if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END))) + return; + + selection_grab (tm); +} + +bool +rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW +{ + Atom sel; + + if (!clipboard) + { + selection_time = tm; + sel = XA_PRIMARY; + } else - rxvt_warn ("can't get primary selection, ignoring.\n"); + { + 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 (clipboard); + return false; + } #if 0 XTextProperty ct; - if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) + if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0) { - XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, - PropModeReplace, ct.value, ct.nitems); + set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); XFree (ct.value); } #endif - - selection_time = tm; } /* ------------------------------------------------------------------------- */ @@ -3034,16 +2972,25 @@ * EXT: button 1 press */ void -rxvt_term::selection_click (int clicks, int x, int y) +rxvt_term::selection_click (int clicks, int x, int y) NOTHROW { clicks = ((clicks - 1) % 3) + 1; selection.clicks = clicks; /* save clicks so extend will work */ + if (clicks == 2 && !selection.rect + && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END))) + { + MEvent.clicks = 1; // what a mess + selection.screen = current_screen; + selection.op = SELECTION_CONT; + return; + } + selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); if (clicks == 2 || clicks == 3) selection_extend_colrow (selection.mark.col, - selection.mark.row + TermWin.view_start, + selection.mark.row - view_start, 0, /* button 3 */ 1, /* button press */ 0); /* click change */ @@ -3054,23 +3001,23 @@ * Mark a selection at the specified col/row */ void -rxvt_term::selection_start_colrow (int col, int row) +rxvt_term::selection_start_colrow (int col, int row) NOTHROW { want_refresh = 1; + + selection.mark.row = row + view_start; selection.mark.col = col; - selection.mark.row = row - TermWin.view_start; - MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); - MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); - MAX_IT (selection.mark.col, 0); - MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1); + selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1); + selection.mark.col = clamp (selection.mark.col, 0, ncol - 1); while (selection.mark.col > 0 - && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) + && 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; } @@ -3091,7 +3038,7 @@ #define DELIMIT_REND(x) 1 void -rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) +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; row_col_t bound; @@ -3100,26 +3047,23 @@ if (dirn == UP) { - bound.row = TermWin.saveLines - TermWin.nscrolled - 1; + bound.row = top_row - 1; bound.col = 0; dirnadd = -1; } else { - bound.row = TermWin.saveLines + TermWin.nrow; - bound.col = TermWin.ncol - 1; + bound.row = nrow; + bound.col = ncol - 1; dirnadd = 1; } - row = mark->row + TermWin.saveLines; - col = mark->col; - MAX_IT (col, 0); - /* find the edge of a word */ - stp = &screen.text[row][col]; - w1 = DELIMIT_TEXT (*stp); + row = mark->row; + col = max (mark->col, 0); - srp = &screen.rend[row][col]; - w2 = DELIMIT_REND (*srp); + /* find the edge of a word */ + stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp); + srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp); for (;;) { @@ -3139,16 +3083,16 @@ if ((col == bound.col) && (row != bound.row)) { - if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) + if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ()) { trow = row + dirnadd; - tcol = dirn == UP ? TermWin.ncol - 1 : 0; + tcol = dirn == UP ? ncol - 1 : 0; - if (screen.text[trow] == NULL) + if (!ROW(trow).t) break; - stp = & (screen.text[trow][tcol]); - srp = & (screen.rend[trow][tcol]); + stp = ROW(trow).t + tcol; + srp = ROW(trow).r + tcol; if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) break; @@ -3161,12 +3105,11 @@ break; } -Old_Word_Selection_You_Die: if (dirn == DN) col++; /* put us on one past the end */ /* Poke the values back in */ - ret->row = row - TermWin.saveLines; + ret->row = row; ret->col = col; } @@ -3179,16 +3122,10 @@ * flag == 2 ==> button 3 motion */ void -rxvt_term::selection_extend (int x, int y, int flag) +rxvt_term::selection_extend (int x, int y, int flag) NOTHROW { - int col, row; - - col = Pixel2Col (x); - row = Pixel2Row (y); - MAX_IT (row, 0); - MIN_IT (row, (int)TermWin.nrow - 1); - MAX_IT (col, 0); - MIN_IT (col, (int)TermWin.ncol); + int col = clamp (Pixel2Col (x), 0, ncol); + int row = clamp (Pixel2Row (y), 0, nrow - 1); /* * If we're selecting characters (single click) then we must check first @@ -3198,7 +3135,7 @@ */ if (((selection.clicks % 3) == 1) && !flag && (col == selection.mark.col - && (row == selection.mark.row + TermWin.view_start))) + && (row == selection.mark.row - view_start))) { /* select nothing */ selection.beg.row = selection.end.row = 0; @@ -3221,10 +3158,8 @@ * Extend the selection to the specified col/row */ void -rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) +rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW { - int16_t ncol = TermWin.ncol; - int end_col; row_col_t pos; enum { LEFT, RIGHT @@ -3265,9 +3200,7 @@ } pos.col = col; - pos.row = row; - - pos.row -= TermWin.view_start; /* adjust for scroll */ + pos.row = view_start + row; /* * This is mainly xterm style selection with a couple of differences, mainly @@ -3283,7 +3216,8 @@ * 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 */ @@ -3311,7 +3245,8 @@ } } 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 @@ -3336,22 +3271,18 @@ if (selection.clicks == 1) { - end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; - - if (selection.beg.col > end_col - && end_col != -1 -#if ENABLE_FRILLS + if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN + && !ROW(selection.beg.row).is_longer () +#if !ENABLE_MINIMAL && !selection.rect #endif ) selection.beg.col = ncol; - end_col = screen.tlen[selection.end.row + TermWin.saveLines]; - if ( - selection.end.col > end_col - && end_col != -1 -#if ENABLE_FRILLS + selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN + && !ROW(selection.end.row).is_longer () +#if !ENABLE_MINIMAL && !selection.rect #endif ) @@ -3368,22 +3299,19 @@ else if (selection.clicks == 3) { #if ENABLE_FRILLS - if ((options & Opt_tripleclickwords)) + if (option (Opt_tripleclickwords)) { - int end_row; - selection_delimit_word (UP, &selection.beg, &selection.beg); - end_row = screen.tlen[selection.mark.row + TermWin.saveLines]; - for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) + for (int end_row = selection.mark.row; end_row < nrow; end_row++) { - end_col = screen.tlen[end_row + TermWin.saveLines]; - - if (end_col != -1) + if (!ROW(end_row).is_longer ()) { selection.end.row = end_row; - selection.end.col = end_col; + selection.end.col = ROW(end_row).l; +# if !ENABLE_MINIMAL selection_remove_trailing_spaces (); +# endif break; } } @@ -3396,11 +3324,21 @@ selection.beg.col = 0; selection.end.col = ncol; + + // select a complete logical line + while (selection.beg.row > -saveLines + && ROW(selection.beg.row - 1).is_longer ()) + selection.beg.row--; + + while (selection.end.row < nrow + && ROW(selection.end.row).is_longer ()) + selection.end.row++; } } if (button3 && buttonpress) - { /* mark may need to be changed */ + { + /* mark may need to be changed */ if (closeto == LEFT) { selection.mark.row = selection.end.row; @@ -3413,15 +3351,15 @@ } } -#if ENABLE_FRILLS +#if !ENABLE_MINIMAL if (selection.rect && selection.beg.col > selection.end.col) - SWAP_IT (selection.beg.col, selection.end.col, int); + ::swap (selection.beg.col, selection.end.col); #endif } -#if ENABLE_FRILLS +#if !ENABLE_MINIMAL void -rxvt_term::selection_remove_trailing_spaces () +rxvt_term::selection_remove_trailing_spaces () NOTHROW { int32_t end_col, end_row; text_t *stp; @@ -3429,20 +3367,19 @@ end_col = selection.end.col; end_row = selection.end.row; - for ( ; end_row >= selection.beg.row; ) + for (; end_row >= selection.beg.row; ) { - stp = screen.text[end_row + TermWin.saveLines]; + stp = ROW(end_row).t; while (--end_col >= 0) { - if (stp[end_col] != ' ' - && stp[end_col] != '\t' - && stp[end_col] != NOCHAR) + if (stp[end_col] != NOCHAR + && !unicode::is_space (stp[end_col])) break; } if (end_col >= 0 - || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) + || !ROW(end_row - 1).is_longer ()) { selection.end.col = end_col + 1; selection.end.row = end_row; @@ -3450,7 +3387,7 @@ } end_row--; - end_col = TermWin.ncol; + end_col = ncol; } if (selection.mark.row > selection.end.row) @@ -3470,7 +3407,7 @@ * EXT: button 3 double click */ void -rxvt_term::selection_rotate (int x, int y) +rxvt_term::selection_rotate (int x, int y) NOTHROW { selection.clicks = selection.clicks % 3 + 1; selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); @@ -3482,12 +3419,10 @@ * EXT: SelectionRequest */ void -rxvt_term::selection_send (const XSelectionRequestEvent &rq) +rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW { + Atom property = rq.property == None ? rq.target : rq.property; XSelectionEvent ev; - XTextProperty ct; - XICCEncodingStyle style; - Atom target; ev.type = SelectionNotify; ev.property = None; @@ -3511,10 +3446,10 @@ *target++ = xa[XA_UTF8_STRING]; #endif - XChangeProperty (display->display, 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]) @@ -3522,11 +3457,17 @@ /* 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 (display->display, 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] @@ -3534,128 +3475,136 @@ || rq.target == xa[XA_UTF8_STRING] ) { + XTextProperty ct; + Atom target = rq.target; short freect = 0; int selectlen; wchar_t *cl; - - target = rq.target; + enum { + enc_string = XStringStyle, + enc_text = XStdICCTextStyle, + enc_compound_text = XCompoundTextStyle, +#ifdef X_HAVE_UTF8_STRING + enc_utf8 = XUTF8StringStyle, +#else + enc_utf8 = -1, +#endif + } style; if (target == XA_STRING) // we actually don't do XA_STRING, but who cares, as i18n clients // will ask for another format anyways. - style = XStringStyle; + style = enc_string; else if (target == xa[XA_TEXT]) - style = XStdICCTextStyle; + style = enc_text; else if (target == xa[XA_COMPOUND_TEXT]) - style = XCompoundTextStyle; -#if X_HAVE_UTF8_STRING + style = enc_compound_text; +#if !ENABLE_MINIMAL else if (target == xa[XA_UTF8_STRING]) - style = XUTF8StringStyle; + style = enc_utf8; #endif else { target = xa[XA_COMPOUND_TEXT]; - style = XCompoundTextStyle; + 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""; selectlen = 0; } - // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it - // manually for XUTF8StringStyle. - if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) +#if !ENABLE_MINIMAL + // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it + // so recode it manually + if (style == enc_utf8) + { + freect = 1; + ct.encoding = target; + ct.format = 8; + ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); + ct.nitems = strlen ((char *)ct.value); + } + else +#endif + if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) freect = 1; else { /* if we failed to convert then send it raw */ ct.value = (unsigned char *)cl; ct.nitems = selectlen; + ct.encoding = target; } - XChangeProperty (display->display, rq.requestor, rq.property, - target, 8, PropModeReplace, + 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); } - XSendEvent (display->display, 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) -{ - *x = Pixel2Col (*x); - /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ - *y = Pixel2Row (*y); - /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ + XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); } /* ------------------------------------------------------------------------- */ #ifdef USE_XIM void -rxvt_term::im_set_position (XPoint &pos) +rxvt_term::im_set_position (XPoint &pos) NOTHROW { XWindowAttributes xwa; - XGetWindowAttributes (display->display, TermWin.vt, &xwa); + XGetWindowAttributes (dpy, vt, &xwa); pos.x = xwa.x + Col2Pixel (screen.cur.col); - pos.y = xwa.y + Height2Pixel (screen.cur.row) + TermWin.fbase; + pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; } #endif #if ENABLE_OVERLAY void -rxvt_term::scr_overlay_new (int x, int y, int w, int h) +rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW { - if (TermWin.nrow < 3 || TermWin.ncol < 3) + if (nrow < 1 || ncol < 1) return; want_refresh = 1; scr_overlay_off (); - if (x < 0) x = TermWin.ncol - w; - if (y < 0) y = TermWin.nrow - h; + if (x < 0) x = ncol - w; + if (y < 0) y = nrow - h; // make space for border - w += 2; MIN_IT (w, TermWin.ncol); - h += 2; MIN_IT (h, TermWin.nrow); - - x -= 1; MAX_IT (x, 0); - y -= 1; MAX_IT (y, 0); + w += 2; min_it (w, ncol); + h += 2; min_it (h, nrow); - MIN_IT (x, TermWin.ncol - w); - MIN_IT (y, TermWin.nrow - h); + 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; @@ -3682,60 +3631,79 @@ } void -rxvt_term::scr_overlay_off () +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) +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 -rxvt_term::scr_overlay_set (int x, int y, const char *s) +rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW { while (*s) scr_overlay_set (x++, y, *s++); } void -rxvt_term::scr_swap_overlay () +rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW { - if (!ov_text) + while (*s) + { + text_t t = *s++; + int width = WCWIDTH (t); + + while (width--) + { + scr_overlay_set (x++, y, t); + t = NOCHAR; + } + } +} + +void +rxvt_term::scr_swap_overlay () NOTHROW +{ + if (!ov.text) return; - int row_offset = ov_y + TermWin.saveLines - TermWin.view_start; + // 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 = screen.text[y + row_offset] + ov_x; - rend_t *r2 = screen.rend[y + row_offset] + 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)); @@ -3745,3 +3713,4 @@ #endif /* ------------------------------------------------------------------------- */ +