--- rxvt-unicode/src/screen.C 2005/12/21 23:57:12 1.187 +++ rxvt-unicode/src/screen.C 2021/06/17 11:01:57 1.462 @@ -1,13 +1,14 @@ -/*--------------------------------*-C-*--------------------------------------* +/*---------------------------------------------------------------------------* * File: screen.C *---------------------------------------------------------------------------* * * Copyright (c) 1997-2001 Geoff Wing - * Copyright (c) 2003-2004 Marc Lehmann + * Copyright (c) 2003-2007 Marc Lehmann + * Copyright (c) 2015 Emanuele Giaquinta * * 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 - * the Free Software Foundation; either version 2 of the License, or + * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, @@ -26,29 +27,25 @@ #include "../config.h" /* NECESSARY */ #include "rxvt.h" /* NECESSARY */ - -#include /* get the typedef for CARD32 */ +#include "rxvtperl.h" /* NECESSARY */ #include -#include "salloc.C" // HACK, should be a seperate 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 256*1024 -#define PASTE_SIZE 32768 #define TABSIZE 8 /* default tab size */ /* ------------------------------------------------------------------------- * * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * * ------------------------------------------------------------------------- */ #define ZERO_SCROLLBACK() \ - if (options & Opt_scrollTtyOutput) \ + if (option (Opt_scrollTtyOutput)) \ view_start = 0 #define CLEAR_SELECTION() \ selection.beg.row = selection.beg.col \ @@ -86,47 +83,33 @@ ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) /* - * CLEAR_ROWS : clear rows starting from row * CLEAR_CHARS: clear chars starting from pixel position - * ERASE_ROWS : set rows starting from row to the foreground colour */ -#define drawBuffer vt - -#define CLEAR_ROWS(row, num) \ - if (mapped) \ - XClearArea (display->display, drawBuffer, 0, \ - Row2Pixel (row), (unsigned int)width, \ - (unsigned int)Height2Pixel (num), False) - #define CLEAR_CHARS(x, y, num) \ - if (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, gc, \ - 0, Row2Pixel (row), \ - (unsigned int)width, \ - (unsigned int)Height2Pixel (num)) - /* ------------------------------------------------------------------------- * * SCREEN `COMMON' ROUTINES * * ------------------------------------------------------------------------- */ /* Fill part/all of a line with blanks. */ void -rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) +rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const noexcept { - if (!l.t) + if (!l.valid ()) { - lalloc (l); + l.alloc (); col = 0; width = ncol; } - efs &= ~RS_baseattrMask; - efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); + l.touch (); + + efs &= ~RS_baseattrMask; // remove italic etc. fontstyles + efs = SET_FONT (efs, FONTSET (efs)->find_space_font ()); text_t *et = l.t + col; rend_t *er = l.r + col; @@ -141,9 +124,43 @@ /* ------------------------------------------------------------------------- */ /* Fill a full line with blanks - make sure it is allocated first */ void -rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) +rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept { scr_blank_line (l, 0, 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 noexcept +{ + // 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_space_font ()); + + l.touch (); + + // found start, nuke + do { + l.t[col] = ' '; + l.r[col] = rend; + col++; + } while (col < ncol && l.t[col] == NOCHAR); +} + +// set the rendition of a single wide character beginning at the given column +void +rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend) +{ + do { + l.r[col] = rend; + col++; + } while (col < ncol && l.t[col] == NOCHAR); } /* ------------------------------------------------------------------------- * @@ -151,6 +168,50 @@ * ------------------------------------------------------------------------- */ void +rxvt_term::scr_alloc () noexcept +{ + int tsize = sizeof (text_t) * ncol; + int rsize = sizeof (rend_t) * ncol; + + // we assume that rend_t size is a sufficient alignment + // factor for text_t and line_t values, and we only + // need to adjust tsize. + tsize = (tsize + sizeof (rend_t) - 1); + tsize -= tsize % sizeof (rend_t); + + int all_rows = total_rows + nrow + nrow; + + chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows; + chunk = chunk_alloc (chunk_size, 0); + + char *base = (char *)chunk + sizeof (line_t) * all_rows; + + for (int row = 0; row < all_rows; ++row) + { + line_t &l = ((line_t *)chunk) [row]; + + l.t = (text_t *)base; base += tsize; + l.r = (rend_t *)base; base += rsize; + l.l = -1; + l.f = 0; + } + + drawn_buf = (line_t *)chunk; + swap_buf = drawn_buf + nrow; + row_buf = swap_buf + nrow; +} + +void +rxvt_term::copy_line (line_t &dst, line_t &src) +{ + scr_blank_screen_mem (dst, DEFAULT_RSTYLE); + dst.l = min (src.l, ncol); + memcpy (dst.t, src.t, sizeof (text_t) * dst.l); + memcpy (dst.r, src.r, sizeof (rend_t) * dst.l); + dst.f = src.f; +} + +void ecb_cold rxvt_term::scr_reset () { #if ENABLE_OVERLAY @@ -170,12 +231,12 @@ return; // we need at least two lines for wrapping to work correctly - if (nrow + saveLines < 2) + while (nrow + saveLines < 2) { //TODO//FIXME saveLines++; prev_nrow--; - nsaved++; + top_row--; } want_refresh = 1; @@ -186,29 +247,18 @@ screen.tscroll = 0; screen.bscroll = nrow - 1; - 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 - */ - nsaved = 0; /* no saved lines */ - term_start = 0; + void *prev_chunk = chunk; + size_t prev_chunk_size = chunk_size; + line_t *prev_drawn_buf = drawn_buf; + line_t *prev_swap_buf = swap_buf; + line_t *prev_row_buf = row_buf; - talloc = new rxvt_salloc (ncol * sizeof (text_t)); - ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); + scr_alloc (); - row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); - temp_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); - } + if (!prev_row_buf) + { + top_row = 0; + term_start = 0; memset (charsets, 'B', sizeof (charsets)); rstyle = DEFAULT_RSTYLE; @@ -232,8 +282,8 @@ selection.op = SELECTION_CLEAR; selection.screen = PRIMARY; selection.clicks = 0; - CLEAR_ALL_SELECTION (); - rvideo = 0; + selection.clip_text = NULL; + selection.clip_len = 0; } else { @@ -241,171 +291,200 @@ * add or delete rows as appropriate */ - rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t)); - rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); - -#if 0 - if (nrow < prev_nrow) - { - for (int row = nrow; row < prev_nrow; row++) - { - lfree (swap_buf [row]); - lfree (drawn_buf[row]); - } - } -#endif - - drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t)); - temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t)); - swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t)); + int common_col = min (prev_ncol, ncol); for (int row = min (nrow, prev_nrow); row--; ) { - lresize (drawn_buf[row]); - lresize (swap_buf [row]); - } + scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE); + memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col); + memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col); - for (int row = prev_nrow; row < nrow; row++) - { - swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); - drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); + copy_line (swap_buf [row], prev_swap_buf [row]); } - line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); - - // re-wrap lines, this is rather ugly, possibly because I am too dumb - // to come up with a lean and mean algorithm. - int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row - int pend = MOD (term_start - nsaved , prev_total_rows); + int pend = MOD (term_start + top_row , prev_total_rows); int q = total_rows; // rewrapped row - while (p != pend && q > 0) + if (top_row) { - p = MOD (p - 1, prev_total_rows); -#ifdef DEBUG_STRICT - assert (old_buf [MOD (p, prev_total_rows)].t); -#endif + // 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 - int llen = old_buf [MOD (p, prev_total_rows)].l; + row_col_t ocur = screen.cur; + ocur.row = MOD (term_start + ocur.row, prev_total_rows); - while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) + do { p = MOD (p - 1, prev_total_rows); + assert (prev_row_buf [MOD (p, prev_total_rows)].t); + int plines = 1; + int llen = prev_row_buf [MOD (p, prev_total_rows)].l; - llen += prev_ncol; - } - - int qlines = max (0, (llen - 1) / ncol) + 1; + while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ()) + { + p = MOD (p - 1, prev_total_rows); - // drop partial lines completely - if (q < qlines) - break; + plines++; + llen += prev_ncol; + } - q -= qlines; + int qlines = max (0, (llen - 1) / ncol) + 1; - int lofs = 0; - line_t *qline; + // drop partial lines completely + if (q < qlines) + break; - // re-assemble the full line by destination lines - for (int qrow = q; qlines--; qrow++) - { - qline = row_buf + qrow; - lalloc (*qline); - qline->set_is_longer (); + q -= qlines; - int qcol = 0; + int lofs = 0; + line_t *qline; - // fill a single destination line - while (lofs < llen && qcol < ncol) + // re-assemble the full line by destination lines + for (int qrow = q; qlines--; qrow++) { - int prow = lofs / prev_ncol; - int pcol = lofs % prev_ncol; + qline = row_buf + qrow; + qline->alloc (); // redundant with next line + 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); + + // fill a single destination line + while (lofs < llen && qcol < ncol) + { + int prow = lofs / prev_ncol; + int pcol = lofs % prev_ncol; - line_t &pline = old_buf [MOD (p + prow, prev_total_rows)]; + prow = MOD (p + prow, prev_total_rows); - int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); + // 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); - assert (len); - assert (pline.t); + line_t &pline = prev_row_buf [prow]; - memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); - memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); + int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); - lofs += len; - qcol += len; + memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); + memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); + + lofs += len; + qcol += len; + } } - } - qline->l = llen < ncol ? llen : MOD (llen - 1, ncol) + 1; - scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); + 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 - term_start = total_rows - nrow; - view_start = 0; - nsaved = term_start - q; + for (int row = min (nrow, prev_nrow); row--; ) + { + line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)]; + line_t &dst = row_buf [row]; - // make sure all terminal lines exist - while (nsaved < 0) - scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE); + copy_line (dst, src); + } - for (int i = -nsaved; i < nrow; i++) - assert (ROW (i).t);//D + for (int row = prev_nrow; row < nrow; row++) + scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); - free (old_buf); - delete old_ta; - delete old_ra; + term_start = 0; + } - min_it (screen.cur.row, nrow - 1); - min_it (screen.cur.col, ncol - 1); + clamp_it (screen.cur.row, 0, nrow - 1); + clamp_it (screen.cur.col, 0, ncol - 1); + } - if (tabs) - free (tabs); + for (int row = nrow; row--; ) + { + if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE); + if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE); + if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE); } - prev_nrow = nrow; - prev_ncol = ncol; + chunk_free (prev_chunk, prev_chunk_size); - tabs = (char *)rxvt_malloc (ncol * sizeof (char)); + free (tabs); + tabs = (char *)rxvt_malloc (ncol); for (int col = ncol; col--; ) tabs [col] = col % TABSIZE == 0; + CLEAR_ALL_SELECTION (); + + prev_nrow = nrow; + prev_ncol = ncol; + tt_winch (); + + HOOK_INVOKE ((this, HOOK_RESET, DT_END)); } -/* ------------------------------------------------------------------------- */ -/* - * Free everything. That way malloc debugging can find leakage. - */ -void -rxvt_term::scr_release () +void ecb_cold +rxvt_term::scr_release () noexcept { - delete talloc; talloc = 0; - delete ralloc; ralloc = 0; + chunk_free (chunk, chunk_size); + chunk = 0; + row_buf = 0; - free (row_buf); - free (swap_buf); - free (drawn_buf); - free (temp_buf); free (tabs); - - row_buf = 0; // signal that we freed all the arrays + tabs = 0; } /* ------------------------------------------------------------------------- */ /* - * Hard reset + * Hard/Soft reset */ -void +void ecb_cold rxvt_term::scr_poweron () { scr_release (); + prev_nrow = prev_ncol = 0; + rvideo_mode = false; + scr_soft_reset (); scr_reset (); scr_clear (true); - scr_refresh (SLOW_REFRESH); + scr_refresh (); +} + +void ecb_cold +rxvt_term::scr_soft_reset () noexcept +{ + /* 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); } /* ------------------------------------------------------------------------- * @@ -417,7 +496,7 @@ * XTERM_SEQ: Restore cursor: ESC 8 */ void -rxvt_term::scr_cursor (int mode) +rxvt_term::scr_cursor (cursor_mode mode) noexcept { screen_t *s; @@ -453,10 +532,23 @@ /* boundary check in case screen size changed between SAVE and RESTORE */ min_it (s->cur.row, nrow - 1); min_it (s->cur.col, ncol - 1); -#ifdef DEBUG_STRICT assert (s->cur.row >= 0); assert (s->cur.col >= 0); -#endif +} + +void +rxvt_term::scr_swap_screen () noexcept +{ + 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); } /* ------------------------------------------------------------------------- */ @@ -465,49 +557,45 @@ * 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) { + if (scrn == current_screen) + return; + want_refresh = 1; view_start = 0; - if (current_screen == scrn) - return scrn; - - selection_check (2); /* check for boundary cross */ - - int i = current_screen; current_screen = scrn; scrn = i; - - ::swap (screen.cur.row, swap.cur.row); - ::swap (screen.cur.col, swap.cur.col); + /* check for boundary cross */ + row_col_t pos; + pos.row = pos.col = 0; + if (ROWCOL_IS_BEFORE (selection.beg, pos) + && ROWCOL_IS_AFTER (selection.end, pos)) + CLEAR_SELECTION (); - screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1); - screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1); + current_screen = scrn; #if NSCREENS - if (options & Opt_secondaryScreen) + if (option (Opt_secondaryScreen)) { num_scr = 0; - for (int i = nrow; i--; ) - ::swap (ROW(i), swap_buf [i]); + scr_swap_screen (); ::swap (screen.charset, swap.charset); - ::swap (screen.flags, swap.flags); + ::swap (screen.flags, swap.flags); screen.flags |= Screen_VisibleCursor; - swap.flags |= Screen_VisibleCursor; + swap.flags |= Screen_VisibleCursor; } else #endif - if (options & Opt_secondaryScroll) + if (option (Opt_secondaryScroll)) scr_scroll_text (0, prev_nrow - 1, prev_nrow); - - return scrn; } // clear WrapNext indicator, solidifying position on next line void -rxvt_term::scr_do_wrap () +rxvt_term::scr_do_wrap () noexcept { if (!(screen.flags & Screen_WrapNext)) return; @@ -527,9 +615,9 @@ * 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) noexcept { - if (color > maxTermCOLOR) + if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24)) color = fgbg; if (fgbg == Color_fg) @@ -543,15 +631,15 @@ * 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) noexcept +{ + if (set) + rstyle |= style; + else if (style == ~RS_None) + rstyle = DEFAULT_RSTYLE; + else + rstyle &= ~style; +} /* ------------------------------------------------------------------------- */ /* @@ -559,8 +647,8 @@ * count positive ==> scroll up * count negative ==> scroll down */ -int -rxvt_term::scr_scroll_text (int row1, int row2, int count) +int ecb_hot +rxvt_term::scr_scroll_text (int row1, int row2, int count) noexcept { if (count == 0 || (row1 > row2)) return 0; @@ -570,13 +658,54 @@ if (count > 0 && row1 == 0 - && row2 == nrow - 1 - && (current_screen == PRIMARY || options & Opt_secondaryScroll)) + && (current_screen == PRIMARY || option (Opt_secondaryScroll))) { - nsaved = min (nsaved + count, saveLines); + min_it (count, total_rows - (nrow - (row2 + 1))); + + top_row = max (top_row - count, -saveLines); + + // sever bottommost line + { + line_t &l = ROW(row2); + l.is_longer (0); + l.touch (); + } + + // scroll everything up 'count' lines term_start = (term_start + count) % total_rows; - if (selection.op && current_screen == selection.screen) + // now copy lines below the scroll region bottom to the + // bottom of the screen again, so they look as if they + // hadn't moved. + for (int i = nrow; --i > row2; ) + { + line_t &l1 = ROW(i - count); + line_t &l2 = ROW(i); + + ::swap (l1, l2); + l2.touch (); + } + + // erase newly scrolled-in lines + for (int i = count; i--; ) + { + line_t &l = ROW(row2 - 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); + } + + // move and/or clear selection, if any + if (selection.op && current_screen == selection.screen + && selection.beg.row <= row2) { selection.beg.row -= count; selection.end.row -= count; @@ -585,38 +714,36 @@ selection_check (0); } - for (int i = count; i--; ) - scr_blank_screen_mem (ROW(row2 - i), rstyle); - - if ((options & Opt_scrollWithBuffer) + // finally move the view window, if desired + if (option (Opt_scrollWithBuffer) && view_start != 0 - && view_start != saveLines) - scr_page (UP, count); + && view_start != -saveLines) + scr_page (count); + + if (SHOULD_INVOKE (HOOK_SCROLL_BACK)) + HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END)); } else { if (selection.op && current_screen == selection.screen) { - int i = selection.beg.row; - int j = selection.end.row; - - 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)) + 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; /* XXX: too aggressive? */ + selection.op = SELECTION_CLEAR; } - else if (j >= row1 && j <= row2) + 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; - + selection_check (0); } } @@ -624,10 +751,20 @@ // use a simple and robust scrolling algorithm, this // part of scr_scroll_text is not time-critical. + // sever line above scroll region + if (row1) + { + line_t &l = ROW(row1 - 1); + l.is_longer (0); + l.touch (); + } + int rows = row2 - row1 + 1; min_it (count, rows); + line_t *temp_buf = rxvt_temp_buf (rows); + for (int row = 0; row < rows; row++) { temp_buf [row] = ROW(row1 + (row + count + rows) % rows); @@ -638,6 +775,13 @@ for (int row = 0; row < rows; row++) ROW(row1 + row) = temp_buf [row]; + + // sever bottommost line + { + line_t &l = ROW(row2); + l.is_longer (0); + l.touch (); + } } return count; @@ -647,40 +791,39 @@ /* * Add text given in of length to screen struct */ -void -rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) +void ecb_hot +rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) noexcept { if (len <= 0) /* sanity */ return; - unsigned char checksel; + bool checksel; unicode_t c; - int row, last_col; - const unicode_t *strend = str + len; + int ncol = this->ncol; + const wchar_t *strend = str + len; want_refresh = 1; ZERO_SCROLLBACK (); - last_col = ncol; - if (nlines > 0) + if (minlines > 0) { - nlines += screen.cur.row - screen.bscroll; - if (nlines > 0 + minlines += screen.cur.row - screen.bscroll; + min_it (minlines, screen.cur.row - top_row); + + if (minlines > 0 && screen.tscroll == 0 - && screen.bscroll == (nrow - 1)) + && screen.bscroll == nrow - 1) { /* _at least_ this many lines need to be scrolled */ - scr_scroll_text (screen.tscroll, screen.bscroll, nlines); - 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.col < ncol); assert (screen.cur.row < nrow - && screen.cur.row >= -nsaved); -#endif - row = screen.cur.row; + && screen.cur.row >= top_row); + int row = screen.cur.row; checksel = selection.op && current_screen == selection.screen ? 1 : 0; @@ -688,13 +831,12 @@ while (str < strend) { - c = *str++; + c = (unicode_t)*str++; // convert to rxvt-unicodes representation - if (c < 0x20) + if (ecb_unlikely (c < 0x20)) if (c == C0_LF) - { - if (!line->is_longer ()) /* XXX: think about this */ - max_it (line->l, screen.cur.col); + { + max_it (line->l, screen.cur.col); screen.flags &= ~Screen_WrapNext; @@ -708,8 +850,7 @@ } else if (c == C0_CR) { - if (!line->is_longer ()) /* XXX: think about this */ - max_it (line->l, screen.cur.col); + max_it (line->l, screen.cur.col); screen.flags &= ~Screen_WrapNext; screen.cur.col = 0; @@ -721,9 +862,11 @@ continue; } - if (checksel /* see if we're writing within selection */ - && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) - && ROWCOL_IS_BEFORE (screen.cur, selection.end)) + if (ecb_unlikely ( + checksel /* see if we're writing within selection */ + && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) + && ROWCOL_IS_BEFORE (screen.cur, selection.end) + )) { checksel = 0; /* @@ -734,27 +877,28 @@ CLEAR_SELECTION (); } - if (screen.flags & Screen_WrapNext) + if (ecb_unlikely (screen.flags & Screen_WrapNext)) { - line->set_is_longer (); - scr_do_wrap (); - + + line->l = ncol; + line->is_longer (1); + row = screen.cur.row; line = &ROW(row); /* _must_ refresh */ } // some utf-8 decoders "decode" surrogate characters: let's fix this. - if (IN_RANGE_INC (c, 0xd800, 0xdfff)) + if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff))) c = 0xfffd; - // rely on wcwidth to tell us the character width, at least for non-latin1 - // do wcwidth before further replacements, as wcwidth might return -1 - // for the line drawing characters below as they might be invalid in the current + // 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 = c < 0x100 ? 1 : wcwidth (c); + int width = WCWIDTH (c); - if (charsets[screen.charset] == '0') // DEC SPECIAL + if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL { // vt100 special graphics and line drawing // 5f-7e standard vt100 @@ -777,7 +921,7 @@ } } - if (screen.flags & Screen_Insert) + if (ecb_unlikely (screen.flags & Screen_Insert)) scr_insdel_chars (width, INSERT); if (width != 0) @@ -792,114 +936,110 @@ # endif #endif - // nuke the character at this position, if required - if (line->t[screen.cur.col] == NOCHAR - || (screen.cur.col < ncol - 1 - && line->t[screen.cur.col + 1] == NOCHAR)) - { - int col = screen.cur.col; - - // find begin - while (col > 0 && line->t[col] == NOCHAR) - col--; - - rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' ')); - - // found begin, nuke - do { - line->t[col] = ' '; - line->r[col] = rend; - col++; - } while (col < ncol && line->t[col] == NOCHAR); - } - rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); // if the character doesn't fit into the remaining columns... - if (screen.cur.col > last_col - width && last_col >= width) + if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width)) { - // ...output spaces - c = ' '; - // and try the same character next loop iteration - --str; + if (screen.flags & Screen_Autowrap) + { + // ... artificially enlargen the previous one + c = NOCHAR; + // and try the same character next loop iteration + --str; + } + else + screen.cur.col = ncol - width; } + // nuke the character at this position, if required + // due to wonderful coincidences everywhere else in this loop + // we never have to check for overwriting a wide char itself, + // only its tail. + if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR)) + scr_kill_char (*line, screen.cur.col); + + line->touch (); + do { 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 { - line->l = 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 - if (!width) - for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++) - { - line->t[c] = ' '; - line->r[c] = rend; - } + for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++) + { + line->t[c] = ' '; + line->r[c] = rend; + } + +end_of_line: + ; } +#if ENABLE_COMBINING else // width == 0 { -#if ENABLE_COMBINING - // handle combining characters - // we just tag the accent on the previous on-screen character. - // this is arguably not correct, but also arguably not wrong. - // we don't handle double-width characters nicely yet. - text_t *tp; - rend_t *rp; - - if (screen.cur.col > 0) + if (c != 0xfeff) // ignore BOM { - tp = line->t + screen.cur.col - 1; - rp = line->r + 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 > line->t) - tp--, rp--; - } - else if (screen.cur.row > 0 - && ROW(screen.cur.row - 1).is_longer ()) - { - line_t *line = &ROW(screen.cur.row - 1); + 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 = linep->t + ncol - 1; + rp = linep->r + ncol - 1; + } + else + continue; - tp = line->t + last_col - 1; - rp = line->r + last_col - 1; + linep->touch (); - while (*tp == NOCHAR && tp > line->t) + 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 (!line->is_longer ()) /* XXX: think about this */ - max_it (line->l, screen.cur.col); + max_it (line->l, screen.cur.col); -#ifdef DEBUG_STRICT assert (screen.cur.row >= 0); -#endif } /* ------------------------------------------------------------------------- */ @@ -908,25 +1048,24 @@ * XTERM_SEQ: CTRL-H */ void -rxvt_term::scr_backspace () +rxvt_term::scr_backspace () noexcept { - want_refresh = 1; - if (screen.cur.col == 0) { if (screen.cur.row > 0) { #ifdef TERMCAP_HAS_BW screen.cur.col = ncol - 1; - screen.cur.row--; - return; + --screen.cur.row; + + want_refresh = 1; #endif } } - else if (!(screen.flags & Screen_WrapNext)) + else if (screen.flags & Screen_WrapNext) + screen.flags &= ~Screen_WrapNext; + else scr_gotorc (0, -1, RELATIVE); - - screen.flags &= ~Screen_WrapNext; } /* ------------------------------------------------------------------------- */ @@ -936,7 +1075,7 @@ * XTERM_SEQ: CTRL-I */ void -rxvt_term::scr_tab (int count, bool ht) +rxvt_term::scr_tab (int count, bool ht) noexcept { int i, x; @@ -947,9 +1086,7 @@ return; else if (count > 0) { - int row = screen.cur.row; - - line_t &l = ROW(row); + line_t &l = ROW(screen.cur.row); rend_t base_rend = l.r[i]; ht &= l.t[i] == ' '; @@ -957,10 +1094,11 @@ if (tabs[i]) { x = i; + if (!--count) break; } - else + else ht &= l.t[i] == ' ' && RS_SAME (l.r[i], base_rend); @@ -969,12 +1107,11 @@ // 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 (!l.is_longer ()) /* XXX: think about this */ - max_it (l.l, x); + l.touch (x); i = screen.cur.col; @@ -1013,9 +1150,9 @@ * Move cursor left in row. If we're at the left boundary, shift everything * in that row right. Clear left column. */ -#if ENABLE_FRILLS -void -rxvt_term::scr_backindex () +#if !ENABLE_MINIMAL +void ecb_cold +rxvt_term::scr_backindex () noexcept { if (screen.cur.col > 0) scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); @@ -1030,20 +1167,18 @@ * Move cursor right in row. If we're at the right boundary, shift everything * in that row left. Clear right column. */ -#if ENABLE_FRILLS -void -rxvt_term::scr_forwardindex () +#if !ENABLE_MINIMAL +void ecb_cold +rxvt_term::scr_forwardindex () noexcept { - int row; - if (screen.cur.col < ncol - 1) scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); else { - row = screen.cur.row; + line_t &l = ROW(screen.cur.row); - if (ROW(row).is_longer ()) //TODO//FIXME//LEN - ROW(row).l = ncol; + l.touch (); + l.is_longer (0); scr_gotorc (0, 0, R_RELATIVE); scr_insdel_chars (1, DELETE); @@ -1057,7 +1192,7 @@ * Goto Row/Column */ void -rxvt_term::scr_gotorc (int row, int col, int relative) +rxvt_term::scr_gotorc (int row, int col, int relative) noexcept { want_refresh = 1; ZERO_SCROLLBACK (); @@ -1089,7 +1224,8 @@ else { if (screen.flags & Screen_Relative) - { /* relative origin mode */ + { + /* relative origin mode */ screen.cur.row = row + screen.tscroll; min_it (screen.cur.row, screen.bscroll); } @@ -1105,22 +1241,18 @@ * direction should be UP or DN */ void -rxvt_term::scr_index (enum page_dirn direction) +rxvt_term::scr_index (enum page_dirn direction) noexcept { - int dirn; - want_refresh = 1; ZERO_SCROLLBACK (); - dirn = ((direction == UP) ? 1 : -1); - screen.flags &= ~Screen_WrapNext; if ((screen.cur.row == screen.bscroll && direction == UP) || (screen.cur.row == screen.tscroll && direction == DN)) - scr_scroll_text (screen.tscroll, screen.bscroll, dirn); + scr_scroll_text (screen.tscroll, screen.bscroll, direction); else - screen.cur.row += dirn; + screen.cur.row += direction; clamp_it (screen.cur.row, 0, nrow - 1); selection_check (0); @@ -1132,40 +1264,54 @@ * 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) noexcept { - unsigned int row, col, num; + unsigned int col, num; want_refresh = 1; ZERO_SCROLLBACK (); selection_check (1); - row = 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 = ncol - col; - min_it (ROW(row).l, col); + min_it (line.l, col); + if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) CLEAR_SELECTION (); break; + case 1: /* erase to beginning of line */ col = 0; num = screen.cur.col + 1; + if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) CLEAR_SELECTION (); break; + case 2: /* erase whole line */ col = 0; num = ncol; - ROW(row).l = 0; + line.l = 0; if (selection.beg.row <= screen.cur.row && selection.end.row >= screen.cur.row) CLEAR_SELECTION (); @@ -1174,18 +1320,18 @@ return; } - scr_blank_line (ROW(row), col, num, rstyle); + scr_blank_line (line, col, num, rstyle); } /* ------------------------------------------------------------------------- */ /* - * Erase part of whole of the screen + * Erase part or whole of the screen * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J * XTERM_SEQ: Clear whole screen : ESC [ 2 J */ void -rxvt_term::scr_erase_screen (int mode) +rxvt_term::scr_erase_screen (int mode) noexcept { int num; int32_t row; @@ -1198,19 +1344,16 @@ switch (mode) { case 0: /* erase to end of screen */ - selection_check (1); scr_erase_line (0); row = screen.cur.row + 1; /* possible OOB */ num = nrow - row; break; case 1: /* erase to beginning of screen */ - selection_check (3); scr_erase_line (1); row = 0; num = screen.cur.row; break; case 2: /* erase whole screen */ - selection_check (3); row = 0; num = nrow; break; @@ -1229,39 +1372,51 @@ min_it (num, nrow - row); - if (rstyle & (RS_RVid | RS_Uline)) + if (rstyle & (RS_Blink | RS_RVid | RS_Uline)) ren = (rend_t) ~RS_None; else if (GET_BASEBG (rstyle) == Color_bg) { ren = DEFAULT_RSTYLE; - CLEAR_ROWS (row, num); + + if (mapped) + XClearArea (dpy, vt, 0, + Row2Pixel (row - view_start), (unsigned int)vt_width, + (unsigned int)Height2Pixel (num), False); } else { ren = rstyle & (RS_fgMask | RS_bgMask); - gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; - XChangeGC (display->display, gc, GCForeground, &gcvalue); - ERASE_ROWS (row, num); - gcvalue.foreground = pix_colors[Color_fg]; - XChangeGC (display->display, gc, GCForeground, &gcvalue); + + if (mapped) + { + gcvalue.foreground = pix_colors[bgcolor_of (rstyle)]; + XChangeGC (dpy, gc, GCForeground, &gcvalue); + XFillRectangle (dpy, vt, gc, + 0, Row2Pixel (row - view_start), + (unsigned int)vt_width, + (unsigned int)Height2Pixel (num)); + gcvalue.foreground = pix_colors[Color_fg]; + XChangeGC (dpy, gc, GCForeground, &gcvalue); + } } for (; num--; row++) { - scr_blank_screen_mem (ROW (row), rstyle); - ROW (row).l = 0; - scr_blank_line (drawn_buf [row], 0, 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_FRILLS +#if !ENABLE_MINIMAL void -rxvt_term::scr_erase_savelines () +rxvt_term::scr_erase_savelines () noexcept { want_refresh = 1; ZERO_SCROLLBACK (); - nsaved = 0; + top_row = 0; } #endif @@ -1270,8 +1425,8 @@ * Fill the screen with `E's * XTERM_SEQ: Screen Alignment Test: ESC # 8 */ -void -rxvt_term::scr_E () +void ecb_cold +rxvt_term::scr_E () noexcept { rend_t fs; @@ -1279,7 +1434,11 @@ ZERO_SCROLLBACK (); num_scr_allow = 0; - selection_check (3); + + row_col_t pos; + pos.row = pos.col = 0; + if (ROWCOL_IS_AFTER (selection.end, pos)) + CLEAR_SELECTION (); fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); for (int row = nrow; row--; ) @@ -1292,7 +1451,8 @@ for (int j = ncol; j--; ) *r1++ = fs; - line.l = ncol; /* make the `E's selectable */ + line.is_longer (0); + line.touch (ncol); } } @@ -1301,7 +1461,7 @@ * Insert/Delete lines */ void -rxvt_term::scr_insdel_lines (int count, int insdel) +rxvt_term::scr_insdel_lines (int count, int insdel) noexcept { int end; @@ -1331,11 +1491,8 @@ * 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) noexcept { - int col, row; - rend_t tr; - want_refresh = 1; ZERO_SCROLLBACK (); @@ -1347,25 +1504,31 @@ selection_check (1); min_it (count, ncol - screen.cur.col); - row = screen.cur.row; + int row = screen.cur.row; line_t *line = &ROW(row); + line->touch (); + line->is_longer (0); + + // nuke wide spanning the start + if (line->t[screen.cur.col] == NOCHAR) + scr_kill_char (*line, screen.cur.col); + switch (insdel) { case INSERT: - for (col = ncol - 1; (col - count) >= screen.cur.col; col--) + line->l = min (line->l + count, ncol); + + if (line->t[screen.cur.col] == NOCHAR) + scr_kill_char (*line, screen.cur.col); + + for (int col = ncol - 1; (col - count) >= screen.cur.col; col--) { line->t[col] = line->t[col - count]; line->r[col] = line->r[col - count]; } - if (!line->is_longer ()) - { - line->l += count; - min_it (line->l, ncol); - } - if (selection.op && current_screen == selection.screen && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) { @@ -1373,7 +1536,8 @@ || (selection.end.col + count >= ncol)) CLEAR_SELECTION (); else - { /* shift selection */ + { + /* shift selection */ selection.beg.col += count; selection.mark.col += count; /* XXX: yes? */ selection.end.col += count; @@ -1387,24 +1551,28 @@ screen.cur.col += count; /* don't worry if > ncol */ selection_check (1); screen.cur.col -= count; + + // nuke wide char after the end + if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR) + scr_kill_char (*line, screen.cur.col + count); + scr_blank_line (*line, screen.cur.col, count, rstyle); break; case DELETE: - tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); + line->l = max (line->l - count, 0); + + // 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) < ncol; col++) + for (int col = screen.cur.col; (col + count) < ncol; col++) { line->t[col] = line->t[col + count]; line->r[col] = line->r[col + count]; } - scr_blank_line (*line, ncol - count, count, tr); - - if (line->is_longer ()) /* break line continuation */ - line->l = ncol; - - line->l = max (line->l - count, 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)) @@ -1431,8 +1599,8 @@ * Set the scrolling region * XTERM_SEQ: Set region - inclusive: ESC [ ; r */ -void -rxvt_term::scr_scroll_region (int top, int bot) +void ecb_cold +rxvt_term::scr_scroll_region (int top, int bot) noexcept { max_it (top, 0); min_it (bot, nrow - 1); @@ -1451,8 +1619,8 @@ * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l */ -void -rxvt_term::scr_cursor_visible (int mode) +void ecb_cold +rxvt_term::scr_cursor_visible (int mode) noexcept { want_refresh = 1; @@ -1468,8 +1636,8 @@ * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l */ -void -rxvt_term::scr_autowrap (int mode) +void ecb_cold +rxvt_term::scr_autowrap (int mode) noexcept { if (mode) screen.flags |= Screen_Autowrap; @@ -1487,8 +1655,8 @@ * XTERM_SEQ: Set Absolute: ESC [ ? 6 h * XTERM_SEQ: Set Relative: ESC [ ? 6 l */ -void -rxvt_term::scr_relative_origin (int mode) +void ecb_cold +rxvt_term::scr_relative_origin (int mode) noexcept { if (mode) screen.flags |= Screen_Relative; @@ -1504,8 +1672,8 @@ * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l */ -void -rxvt_term::scr_insert_mode (int mode) +void ecb_cold +rxvt_term::scr_insert_mode (int mode) noexcept { if (mode) screen.flags |= Screen_Insert; @@ -1520,13 +1688,13 @@ * XTERM_SEQ: Clear tab at current column: ESC [ 0 g * XTERM_SEQ: Clear all tabs : ESC [ 3 g */ -void -rxvt_term::scr_set_tab (int mode) +void ecb_cold +rxvt_term::scr_set_tab (int mode) noexcept { if (mode < 0) - memset (tabs, 0, ncol * sizeof (char)); + memset (tabs, 0, ncol); else if (screen.cur.col < ncol) - tabs[screen.cur.col] = (mode ? 1 : 0); + tabs [screen.cur.col] = !!mode; } /* ------------------------------------------------------------------------- */ @@ -1536,27 +1704,37 @@ * XTERM_SEQ: Normal video : ESC [ ? 5 l */ void -rxvt_term::scr_rvideo_mode (int mode) +rxvt_term::scr_rvideo_mode (bool on) noexcept { - XGCValues gcvalue; + rvideo_mode = on; - if (rvideo != mode) +#ifndef NO_BELL + on ^= rvideo_bell; +#endif + + if (rvideo_state != on) { - rvideo = mode; - ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); -#if XPM_BACKGROUND - if (bgPixmap.pixmap == None) + rvideo_state = on; + +#if OFF_FOCUS_FADING + if (rs[Rs_fade]) + { + ::swap (pix_colors_focused[Color_fg], pix_colors_focused[Color_bg]); + ::swap (pix_colors_unfocused[Color_fg], pix_colors_unfocused[Color_bg]); + } + else #endif -#if TRANSPARENT - if (! (options & Opt_transparent) || am_transparent == 0) + ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); +#ifdef HAVE_IMG + if (bg_img == 0) #endif - XSetWindowBackground (display->display, 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, gc, GCBackground | GCForeground, - &gcvalue); + XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue); + scr_clear (); scr_touch (true); } @@ -1567,8 +1745,8 @@ * Report current cursor position * XTERM_SEQ: Report position: ESC [ 6 n */ -void -rxvt_term::scr_report_position () +void ecb_cold +rxvt_term::scr_report_position () noexcept { tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); } @@ -1580,10 +1758,11 @@ /* * Set font style */ -void -rxvt_term::set_font_style () +void ecb_cold +rxvt_term::set_font_style () noexcept { - switch (charsets[screen.charset]) +#if 0 + switch (charsets [screen.charset]) { case '0': /* DEC Special Character & Line Drawing Set */ break; @@ -1600,6 +1779,7 @@ case 'K': /* German character set */ break; } +#endif } /* ------------------------------------------------------------------------- */ @@ -1610,8 +1790,8 @@ * XTERM_SEQ: Invoke G2 character set: ESC N * XTERM_SEQ: Invoke G3 character set: ESC O */ -void -rxvt_term::scr_charset_choose (int set) +void ecb_cold +rxvt_term::scr_charset_choose (int set) noexcept { screen.charset = set; set_font_style (); @@ -1627,7 +1807,7 @@ * 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) noexcept { charsets[set] = (unsigned char)ch; set_font_style (); @@ -1641,17 +1821,16 @@ /* * refresh matching text. */ -bool -rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) +bool ecb_cold +rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) noexcept { bool found = false; for (int i = 0; i < nrow; i++) { - int col = 0; rend_t *drp = drawn_buf[i].r; - for (; col < ncol; col++, drp++) + for (int col = 0; col < ncol; col++, drp++) if ((*drp & mask) == value) { found = true; @@ -1671,8 +1850,8 @@ RC_COUNT }; -void -rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) +void ecb_hot +rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) noexcept { int i; row_col_t rc[RC_COUNT]; @@ -1705,8 +1884,10 @@ for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); + num_scr_allow = 0; + if (refresh) - scr_refresh (SLOW_REFRESH); + scr_refresh (); } /* ------------------------------------------------------------------------- */ @@ -1714,9 +1895,9 @@ * Refresh the entire screen */ void -rxvt_term::scr_touch (bool refresh) +rxvt_term::scr_touch (bool refresh) noexcept { - scr_expose (0, 0, width, height, refresh); + scr_expose (0, 0, vt_width, vt_height, refresh); } /* ------------------------------------------------------------------------- */ @@ -1724,24 +1905,11 @@ * 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) noexcept { - long p = 0; - unsigned int oldviewstart; - - oldviewstart = view_start; - - if (y < len) - { - p = (nrow + nsaved) * (len - y) / len; - p -= (long) (nrow - 1); - p = max (p, 0); - } - - view_start = (unsigned int)min (p, nsaved); - - return scr_changeview (oldviewstart); + // lerp (y, 0, len, top_row, nrow - 1) + scr_changeview (top_row + (nrow - 1 - top_row) * y / len); } /* ------------------------------------------------------------------------- */ @@ -1749,91 +1917,96 @@ * 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 (int nlines) noexcept { - int n; - unsigned int oldviewstart; + return scr_changeview (view_start - nlines); +} - oldviewstart = view_start; +bool +rxvt_term::scr_changeview (int new_view_start) noexcept +{ + clamp_it (new_view_start, top_row, 0); - if (direction == UP) - { - n = view_start + nlines; - view_start = min (n, nsaved); - } - else - { - n = view_start - nlines; - view_start = max (n, 0); - } + if (new_view_start == view_start) + return false; - return scr_changeview (oldviewstart); + 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; } -int -rxvt_term::scr_changeview (unsigned int oldviewstart) +#ifndef NO_BELL +void +rxvt_term::bell_cb (ev::timer &w, int revents) { - if (view_start != oldviewstart) - { - want_refresh = 1; - num_scr -= (view_start - oldviewstart); - } - - return (int) (view_start - oldviewstart); + rvideo_bell = false; + scr_rvideo_mode (rvideo_mode); + refresh_check (); } +#endif /* ------------------------------------------------------------------------- */ void -rxvt_term::scr_bell () +rxvt_term::scr_bell () noexcept { #ifndef NO_BELL # ifndef NO_MAPALERT # ifdef MAPALERT_OPTION - if (options & Opt_mapAlert) + if (option (Opt_mapAlert)) # endif - XMapWindow (display->display, parent[0]); + XMapWindow (dpy, parent); +# endif + +# if ENABLE_FRILLS + if (option (Opt_urgentOnBell)) + set_urgency (1); # endif - if (options & Opt_visualBell) + if (option (Opt_visualBell)) { - scr_rvideo_mode (!rvideo); /* refresh also done */ - rxvt_usleep (VISUAL_BELL_DURATION); - 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) +void ecb_cold +rxvt_term::scr_printscreen (int fullhist) noexcept { #ifdef PRINTPIPE int nrows, row_start; - FILE *fd; + FILE *fd = popen_printer (); - if ((fd = popen_printer ()) == NULL) + if (!fd) return; if (fullhist) { - nrows = nrow + nsaved; - row_start = -nsaved; + nrows = nrow - top_row; + row_start = top_row; } else { nrows = nrow; - row_start = -view_start; + row_start = view_start; } wctomb (0, 0); - for (int r1 = 0; r1 < nrows; r1++) + for (int r1 = row_start; r1 < row_start + nrows; r1++) { text_t *tp = ROW(r1).t; int len = ROW(r1).l; @@ -1869,18 +2042,17 @@ * drawn_text/drawn_rend contain the screen information before the update. * screen.text/screen.rend contain what the screen will change to. */ -void -rxvt_term::scr_refresh (unsigned char refresh_type) +void ecb_hot +rxvt_term::scr_refresh () noexcept { - 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 */ -#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 */ + rend_t cur_rend; + int cur_col; + int cursorwidth; want_refresh = 0; /* screen is current */ @@ -1890,14 +2062,12 @@ /* * A: set up vars */ - must_clear = 0; refresh_count = 0; -#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; + bool have_bg = 0; +#ifdef HAVE_IMG + have_bg = bg_img != 0; #endif ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ @@ -1906,15 +2076,17 @@ */ scr_reverse_selection (); + HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END)); +#if ENABLE_OVERLAY + scr_swap_overlay (); +#endif + + bool showcursor = screen.flags & Screen_VisibleCursor; + /* * C: set the cursor character (s) */ { - unsigned char setoldcursor; - rend_t ccol1, /* Cursor colour */ - ccol2; /* Cursor colour2 */ - - showcursor = (screen.flags & Screen_VisibleCursor); #ifdef CURSOR_BLINK if (hidden_cursor) showcursor = 0; @@ -1927,99 +2099,88 @@ while (col && ROW(screen.cur.row).t[col] == NOCHAR) col--; - crp = &ROW(screen.cur.row).r[col]; + cursorwidth = 1; + while (col + cursorwidth < ncol + && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR) + cursorwidth++; - if (showcursor && focus) - { - if (options & Opt_cursorUnderline) - *crp ^= RS_Uline; - else - { - *crp ^= RS_RVid; + cur_rend = ROW(screen.cur.row).r[col]; + cur_col = col; #ifndef NO_CURSORCOLOR - cc1 = *crp & (RS_fgMask | RS_bgMask); - if (ISSET_PIXCOLOR (Color_cursor)) - ccol1 = Color_cursor; - else + 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; + ccol2 = Color_bg; #endif - *crp = SET_FGCOLOR (*crp, ccol1); - *crp = SET_BGCOLOR (*crp, ccol2); -#endif - } - } - } - /* make sure no outline cursor is left around */ - setoldcursor = 0; - if (ocrow != -1) - { - if (screen.cur.row + view_start != ocrow - || screen.cur.col != oldcursor.col) + if (focus && cursor_type == 0) { - if (ocrow < nrow - && oldcursor.col < ncol) - drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); + rend_t rend = cur_rend; - if (focus || !showcursor) - oldcursor.row = -1; - else - setoldcursor = 1; + rend ^= RS_RVid; + rend = SET_FGCOLOR (rend, ccol1); + rend = SET_BGCOLOR (rend, ccol2); + + scr_set_char_rend (ROW(screen.cur.row), cur_col, rend); } } - else if (!focus) - setoldcursor = 1; - if (setoldcursor) + /* make sure no outline cursor is left around */ + if (ocrow != -1 && ocrow < nrow && oldcursor.col < ncol) + drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); + + // save the current cursor coordinates if the cursor is visible + // and either the window is unfocused or the cursor style is + // underline or vertical bar, so as to clear the outline cursor in + // the next refresh if the cursor moves or becomes invisible + if (showcursor && (!focus || cursor_type != 0) && screen.cur.row - view_start < nrow) { - if (screen.cur.row + view_start >= nrow) - oldcursor.row = -1; - else - { - oldcursor.row = screen.cur.row + view_start; - oldcursor.col = screen.cur.col; - } + oldcursor.row = screen.cur.row - view_start; + oldcursor.col = screen.cur.col; } + else + oldcursor.row = -1; } -#if ENABLE_OVERLAY - scr_swap_overlay (); -#endif - #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 && num_scr - && abs (num_scr) < nrow && !must_clear) + && abs (num_scr) < nrow && !have_bg) { int16_t nits; + int i = num_scr; int j; int len, wlen; 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 < nrow && row + i != ocrow) { - line_t s = ROW(row - view_start); + line_t s = ROW(view_start + row); line_t d = drawn_buf[row]; line_t d2 = drawn_buf[row + i]; @@ -2045,17 +2206,22 @@ } } - if (len != -1) + if (len >= 0) { /* also comes here at end if needed because of >= above */ if (wlen < len) ::swap (wlen, len); - XCopyArea (display->display, vt, vt, + XGCValues gcv; + + gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv); + XCopyArea (dpy, vt, vt, gc, 0, Row2Pixel (len + i), - (unsigned int)TermWin_TotalWidth (), + (unsigned int)this->width, (unsigned int)Height2Pixel (wlen - len + 1), 0, Row2Pixel (len)); + gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv); + len = -1; } } @@ -2067,8 +2233,8 @@ */ for (row = 0; row < nrow; row++) { - text_t *stp = ROW(row - view_start).t; - rend_t *srp = ROW(row - view_start).r; + 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; @@ -2080,19 +2246,16 @@ 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. */ - && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */ - || (stp[col] == ' ' /* space w/ no background change */ - && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) + if (stp[col] == dtp[col] && RS_SAME (srp[col], drp[col])) continue; // 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; @@ -2106,7 +2269,8 @@ if (stp[col] == NOCHAR) { dtp[col] = stp[col]; - drp[col] = rend; + drp[col] = srp[col]; + count++; i++; @@ -2121,14 +2285,14 @@ 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; } @@ -2136,35 +2300,22 @@ 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--; /* * 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 any attributes are set, which is rare - if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) + // only do special processing if any attributes are set, which is unlikely + if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel))) { -#if ENABLE_STYLES - // force redraw after "careful" characters to avoid pixel droppings - if (srp[col] & RS_Careful && col < 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 -= fwidth; -#endif - 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; @@ -2174,8 +2325,7 @@ # endif } - if (rend & RS_Italic - && fore == Color_fg) + if (rend & RS_Italic && fore == Color_fg) { if (ISSET_PIXCOLOR (Color_IT)) fore = Color_IT; @@ -2185,18 +2335,35 @@ # 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 (fore, back); + ::swap (fore, back); #ifndef NO_BOLD_UNDERLINE_REVERSE - if (ISSET_PIXCOLOR (Color_RV)) - back = Color_RV; - if (fore == back) { fore = Color_bg; @@ -2208,15 +2375,33 @@ #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 } /* @@ -2224,49 +2409,43 @@ */ rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; - if (back == fore) - font->clear_rect (*drawable, xpixel, ypixel, - fwidth * count, 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 (*drawable, xpixel, ypixel, text, count, fore, -1); - break; - } - } - else - font->draw (*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 (*drawable, xpixel, ypixel, text, count, fore, back); - if (rend & RS_Uline && font->descent > 1 && fore != back) + if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back)) { + if (showcursor && focus && row == screen.cur.row + && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth)) + XSetForeground (dpy, gc, pix_colors[ccol1]); + else #if ENABLE_FRILLS if (ISSET_PIXCOLOR (Color_underline)) - XSetForeground (display->display, gc, pix_colors[Color_underline]); + XSetForeground (dpy, gc, pix_colors[Color_underline]); else #endif - XSetForeground (display->display, gc, pix_colors[fore]); + XSetForeground (dpy, gc, pix_colors[fore]); - XDrawLine (display->display, drawBuffer, gc, + XDrawLine (dpy, vt, gc, xpixel, ypixel + font->ascent + 1, xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); } } /* for (col....) */ } /* for (row....) */ -#if ENABLE_OVERLAY - scr_swap_overlay (); -#endif - /* * G: cleanup cursor and display outline cursor if necessary */ @@ -2274,65 +2453,66 @@ { if (focus) { - if (options & Opt_cursorUnderline) - *crp ^= RS_Uline; - else - { - *crp ^= RS_RVid; -#ifndef NO_CURSORCOLOR - *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; -#endif + if (cursor_type == 0) + scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend); + else if (oldcursor.row >= 0) + { + XSetForeground (dpy, gc, pix_colors[ccol1]); + if (cursor_type == 1) + XFillRectangle (dpy, vt, gc, + Col2Pixel (cur_col), + Row2Pixel (oldcursor.row + 1) - 2, + Width2Pixel (1), + 2); + else + XFillRectangle (dpy, vt, gc, + Col2Pixel (cur_col), + Row2Pixel (oldcursor.row), + 2, + Height2Pixel (1)); } } 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, gc, pix_colors[Color_cursor]); -#endif + XSetForeground (dpy, gc, pix_colors[ccol1]); - XDrawRectangle (display->display, drawBuffer, gc, - Col2Pixel (col), + XDrawRectangle (dpy, vt, gc, + Col2Pixel (cur_col), Row2Pixel (oldcursor.row), (unsigned int) (Width2Pixel (cursorwidth) - 1), - (unsigned int) (Height2Pixel (1) - lineSpace - 1)); + (unsigned int) (Height2Pixel (1) - 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 (const line_t &l) +void ecb_cold +rxvt_term::scr_remap_chars (line_t &l) noexcept { - if (!l.t) + if (!l.valid ()) return; + 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 () +void ecb_cold +rxvt_term::scr_remap_chars () noexcept { for (int i = total_rows; i--; ) scr_remap_chars (row_buf [i]); @@ -2344,39 +2524,59 @@ } } -void -rxvt_term::scr_recolour () +void ecb_cold +rxvt_term::scr_recolor (bool refresh) noexcept { - if (1 -#if TRANSPARENT - && !am_transparent -#endif -#if XPM_BACKGROUND - && !bgPixmap.pixmap -#endif - ) + bool transparent = false; + +#ifdef HAVE_IMG + if (bg_img != 0) { - XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]); - XClearWindow (display->display, parent[0]); - XSetWindowBackground (display->display, vt, pix_colors[Color_bg]); -#if HAVE_SCROLLBARS - if (scrollBar.win) +# if ENABLE_TRANSPARENCY + if (bg_flags & BG_IS_TRANSPARENT) + { + XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm); + XSetWindowBackgroundPixmap (dpy, vt, ParentRelative); + + transparent = true; + } + else +# endif { - XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); - scrollBar.setIdle (); - scrollbar_show (0); + XSetWindowBackground (dpy, parent, pix_colors[Color_border]); + XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm); } + } + 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.state && scrollBar.win) + { + if (transparent) + XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative); + else + XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]); + scrollBar.state = SB_STATE_IDLE; + scrollBar.show (0); + } + + if (refresh) + { + scr_clear (); + scr_touch (true); + } want_refresh = 1; } /* ------------------------------------------------------------------------- */ void -rxvt_term::scr_clear (bool really) +rxvt_term::scr_clear (bool really) noexcept { if (!mapped) return; @@ -2385,49 +2585,75 @@ want_refresh = 1; if (really) - XClearWindow (display->display, vt); + 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) noexcept +{ + int view_end = view_start + nrow; + int row, col; + + for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++) + { + text_t *stp = ROW(row).t; + rend_t *srp = ROW(row).r; + + 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; + + if (++col < end_col) + srp[col] ^= rstyle2; + } } -/* ------------------------------------------------------------------------- */ void -rxvt_term::scr_reverse_selection () +rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept +{ + 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 ecb_hot +rxvt_term::scr_reverse_selection () noexcept { if (selection.op && current_screen == selection.screen - && selection.end.row >= -view_start) + && selection.end.row >= view_start) { - int view_end = -view_start + nrow; - int row, col; - -#if ENABLE_FRILLS +#if !ENABLE_MINIMAL if (selection.rect) - { - for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++) - for (rend_t *srp = ROW(row).r, 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 (selection.beg.row >= -view_start) - { - col = selection.beg.col; - row = selection.beg.row; - } - else - { - col = 0; - row = view_start; - } - - for (; row < min (selection.end.row, view_end); row++, col = 0) - for (rend_t *srp = ROW(row).r; col < ncol; col++) - srp[col] ^= RS_RVid; - - if (row == selection.end.row) - for (rend_t *srp = ROW(row).r; 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); } } @@ -2438,28 +2664,10 @@ */ #if 0 void -rxvt_term::scr_dump (int fd) +rxvt_term::scr_dump (int fd) noexcept { - int row, wrote; - unsigned int width, towrite; - char r1[] = "\n"; - - for (row = saveLines - nsaved; - row < saveLines + nrow - 1; row++) - { - width = row_buf[row].l >= 0 ? row_buf[row].l - : ncol; - for (towrite = width; towrite; towrite -= wrote) - { - wrote = write (fd, & (row_buf[row].t[width - towrite]), - towrite); - if (wrote < 0) - return; /* XXX: death, no report */ - } - if (row_buf[row].l >= 0) - if (write (fd, r1, 1) <= 0) - return; /* XXX: death, no report */ - } + // if this method is needed, it can be implemented by factoring the + // relevant code in scr_printscreen } #endif @@ -2467,304 +2675,80 @@ * CHARACTER SELECTION * * ------------------------------------------------------------------------- */ void -rxvt_term::selection_check (int check_more) +rxvt_term::selection_check (int check_more) noexcept { - row_col_t pos; - if (!selection.op) return; - pos.row = pos.col = 0; - if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) - || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) - || !IN_RANGE_EXC (selection.end.row, -nsaved, 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) - && ROWCOL_IS_BEFORE (screen.cur, selection.end)) - || (check_more == 2 - && ROWCOL_IS_BEFORE (selection.beg, pos) - && ROWCOL_IS_AFTER (selection.end, pos)) - || (check_more == 3 - && ROWCOL_IS_AFTER (selection.end, pos)) - || (check_more == 4 /* screen width change */ - && (selection.beg.row != selection.end.row - || selection.end.col > ncol))) - CLEAR_SELECTION (); + && ROWCOL_IS_BEFORE (screen.cur, selection.end))) + CLEAR_ALL_SELECTION (); } -/* ------------------------------------------------------------------------- */ -/* - * Paste a selection direct to the command fd - */ void -rxvt_term::paste (unsigned char *data, unsigned int len) +rxvt_term::selection_changed () noexcept { - /* convert normal newline chars into common keyboard Return key sequence */ - for (unsigned int i = 0; i < len; i++) - if (data[i] == C0_LF) - data[i] = C0_CR; + line_t &r1 = ROW (selection.beg.row); + while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR) + ++selection.beg.col; - tt_write (data, len); + line_t &r2 = ROW (selection.end.row); + while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR) + ++selection.end.col; + + want_refresh = 1; } /* ------------------------------------------------------------------------- */ /* - * Respond to a notification that a primary selection has been sent - * EXT: SelectionNotify + * Paste a selection direct to the command fd */ void -rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) +rxvt_term::tt_paste (char *data, unsigned int len) noexcept { - if (prop == None) /* check for failed XConvertSelection */ - { - if ((selection_type & Sel_CompoundText)) - { - int selnum = selection_type & Sel_whereMask; - - selection_type = 0; - if (selnum != Sel_direct) - selection_request_other (XA_STRING, selnum); - } - - if ((selection_type & Sel_UTF8String)) - { - int selnum = selection_type & Sel_whereMask; - - selection_type = Sel_CompoundText; - if (selnum != Sel_direct) - selection_request_other (xa[XA_COMPOUND_TEXT], selnum); - else - selection_type = 0; - } - - return; - } - - unsigned long bytes_after; - XTextProperty ct; - - if (XGetWindowProperty (display->display, win, prop, - 0, PROP_SIZE / 4, - delete_prop, AnyPropertyType, - &ct.encoding, &ct.format, - &ct.nitems, &bytes_after, - &ct.value) != Success) - { - ct.value = 0; - goto bailout; - } - - if (ct.encoding == None) - goto bailout; - - if (bytes_after) - { - // fetch and append remaining data - XTextProperty ct2; - - if (XGetWindowProperty (display->display, win, prop, - ct.nitems / 4, (bytes_after + 3) / 4, - delete_prop, AnyPropertyType, - &ct2.encoding, &ct2.format, - &ct2.nitems, &bytes_after, - &ct2.value) != Success) - goto bailout; - - // realloc should be compatible to XFree, here, and elsewhere, too - ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1); - memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1); - ct.nitems += ct2.nitems; - - XFree (ct2.value); - } - - if (ct.value == 0) - goto bailout; - - if (ct.encoding == xa[XA_INCR]) - { - // INCR selection, start handshake - if (!delete_prop) - XDeleteProperty (display->display, win, prop); - - selection_wait = Sel_incr; - incr_buf_fill = 0; - incr_ev.start (NOW + 10); - - goto bailout; - } - - if (ct.nitems == 0) - { - if (selection_wait == Sel_incr) - { - XFree (ct.value); - - // finally complete, now paste the whole thing - selection_wait = Sel_normal; - ct.value = (unsigned char *)incr_buf; - ct.nitems = incr_buf_fill; - incr_buf = 0; - incr_buf_size = 0; - incr_ev.stop (); - } - else - { - if (selection_wait == Sel_normal - && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion - { - /* - * pass through again trying CUT_BUFFER0 if we've come from - * XConvertSelection () but nothing was presented - */ - selection_paste (display->root, XA_CUT_BUFFER0, False); - } - - goto bailout; - } - } - else if (selection_wait == Sel_incr) - { - incr_ev.start (NOW + 10); - - while (incr_buf_fill + ct.nitems > incr_buf_size) - { - incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024; - incr_buf = (char *)realloc (incr_buf, incr_buf_size); - } - - memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems); - incr_buf_fill += ct.nitems; - - goto bailout; - } - - char **cl; - int cr; - -#if ENABLE_FRILLS - // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it - // so recode it manually - if (ct.encoding == xa[XA_UTF8_STRING]) - { - wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems); - char *s = rxvt_wcstombs (w); - free (w); - // TODO: strlen == only the first element will be converted. well... - paste ((unsigned char *)s, strlen (s)); - free (s); - } - else -#endif - 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); // paste raw - -bailout: - XFree (ct.value); - - if (selection_wait == Sel_normal) - selection_wait = Sel_none; -} + /* convert normal newline chars into common keyboard Return key sequence */ + for (unsigned int i = 0; i < len; i++) + if (data[i] == C0_LF) + data[i] = C0_CR; -void -rxvt_term::incr_cb (time_watcher &w) -{ - selection_wait = Sel_none; + if (priv_modes & PrivMode_BracketPaste) + tt_printf ("\x1b[200~"); - incr_buf_size = 0; - free (incr_buf); + tt_write (data, len); - rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); + if (priv_modes & PrivMode_BracketPaste) + tt_printf ("\x1b[201~"); } void -rxvt_term::selection_property (Window win, Atom prop) +rxvt_term::paste (char *data, unsigned int len) noexcept { - if (prop == None || selection_wait != Sel_incr) + if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END))) return; - selection_paste (win, prop, true); + tt_paste (data, len); } /* ------------------------------------------------------------------------- */ /* - * Request the current selection: - * Order: > internal selection if available - * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) - * > CUT_BUFFER0 - * (+) if ownership is claimed but property is empty, rxvt_selection_paste () - * will auto fallback to CUT_BUFFER0 + * Request PRIMARY, SECONDARY or CLIPBOARD selection. + * if the requested selection has no owner or is empty CUT_BUFFER0 is used + * as fallback * EXT: button 2 release */ void -rxvt_term::selection_request (Time tm, int x, int y) +rxvt_term::selection_request (Time tm, int selnum) noexcept { - if (x < 0 || x >= width || y < 0 || y >= 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 + if (!selection_req) { - 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 selection_paste () */ - selection_paste (display->root, XA_CUT_BUFFER0, false); -} - -int -rxvt_term::selection_request_other (Atom target, int selnum) -{ - Atom sel; - - selection_type |= selnum; - - if (selnum == Sel_Primary) - sel = XA_PRIMARY; - else if (selnum == Sel_Secondary) - sel = XA_SECONDARY; - else - sel = xa[XA_CLIPBOARD]; - - if (XGetSelectionOwner (display->display, sel) != None) - { - XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], - 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; } /* ------------------------------------------------------------------------- */ @@ -2773,16 +2757,28 @@ * EXT: SelectionClear */ void -rxvt_term::selection_clear () +rxvt_term::selection_clear (bool clipboard) noexcept { - 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; + } } /* ------------------------------------------------------------------------- */ @@ -2793,7 +2789,7 @@ void rxvt_term::selection_make (Time tm) { - int i; + int size; wchar_t *new_selection_text; text_t *t; @@ -2816,8 +2812,11 @@ if (selection.clicks == 4) return; /* nothing selected, go away */ - i = (selection.end.row - selection.beg.row + 1) * (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)); int ofs = 0; int extra = 0; @@ -2829,22 +2828,23 @@ for (; row <= selection.end.row; row++, col = 0) { -#if ENABLE_FRILLS +#if !ENABLE_MINIMAL if (selection.rect) { col = selection.beg.col; - end_col = ncol + 1; + end_col = selection.end.col; } else #endif - end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN + end_col = ROW(row).l; col = max (col, 0); - if (row == selection.end.row || selection.rect) - end_col = min (end_col, selection.end.col); + if (row == selection.end.row) + min_it (end_col, selection.end.col); t = ROW(row).t + col; + for (; col < end_col; col++) { if (*t == NOCHAR) @@ -2852,15 +2852,15 @@ #if ENABLE_COMBINING else if (IS_COMPOSE (*t)) { - int len = rxvt_composite.expand (*t, 0); + int len = rxvt_composite.expand (*t); extra -= (len - 1); 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); @@ -2870,12 +2870,23 @@ new_selection_text[ofs++] = *t++; } - if (!ROW(row).is_longer () && row != selection.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; @@ -2891,23 +2902,49 @@ selection.len = ofs; selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); - XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm); - if (XGetSelectionOwner (display->display, XA_PRIMARY) == 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) noexcept +{ + Atom sel; + + if (!clipboard) + { + selection_time = tm; + sel = XA_PRIMARY; + } + else + { + clipboard_time = tm; + sel = xa[XA_CLIPBOARD]; + } + + XSetSelectionOwner (dpy, sel, vt, tm); + if (XGetSelectionOwner (dpy, sel) == vt) + { + display->set_selection_owner (this, clipboard); + return true; + } else - rxvt_warn ("can't get primary selection, ignoring.\n"); + { + 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) { set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); XFree (ct.value); } #endif - - selection_time = tm; } /* ------------------------------------------------------------------------- */ @@ -2915,17 +2952,26 @@ * Mark or select text based upon number of clicks: 1, 2, or 3 * EXT: button 1 press */ -void -rxvt_term::selection_click (int clicks, int x, int y) +void ecb_cold +rxvt_term::selection_click (int clicks, int x, int y) noexcept { 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 + view_start, + selection.mark.row - view_start, 0, /* button 3 */ 1, /* button press */ 0); /* click change */ @@ -2935,23 +2981,24 @@ /* * Mark a selection at the specified col/row */ -void -rxvt_term::selection_start_colrow (int col, int row) +void ecb_cold +rxvt_term::selection_start_colrow (int col, int row) noexcept { want_refresh = 1; - selection.mark.row = row - view_start; + selection.mark.row = row + view_start; selection.mark.col = col; - selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 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 && 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; } @@ -2967,12 +3014,12 @@ */ /* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ -#define DELIMIT_TEXT(x) \ +#define DELIMIT_TEXT(x) \ (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) #define DELIMIT_REND(x) 1 -void -rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) +void ecb_cold +rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept { int col, row, dirnadd, tcol, trow, w1, w2; row_col_t bound; @@ -2981,7 +3028,7 @@ if (dirn == UP) { - bound.row = - nsaved - 1; + bound.row = top_row - 1; bound.col = 0; dirnadd = -1; } @@ -3039,7 +3086,6 @@ break; } -Old_Word_Selection_You_Die: if (dirn == DN) col++; /* put us on one past the end */ @@ -3056,8 +3102,8 @@ * flag == 1 ==> button 3 press * flag == 2 ==> button 3 motion */ -void -rxvt_term::selection_extend (int x, int y, int flag) +void ecb_cold +rxvt_term::selection_extend (int x, int y, int flag) noexcept { int col = clamp (Pixel2Col (x), 0, ncol); int row = clamp (Pixel2Row (y), 0, nrow - 1); @@ -3070,7 +3116,7 @@ */ if (((selection.clicks % 3) == 1) && !flag && (col == selection.mark.col - && (row == selection.mark.row + view_start))) + && (row == selection.mark.row - view_start))) { /* select nothing */ selection.beg.row = selection.end.row = 0; @@ -3092,16 +3138,14 @@ /* * 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) +void ecb_cold +rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept { row_col_t pos; enum { LEFT, RIGHT } closeto = RIGHT; - want_refresh = 1; - switch (selection.op) { case SELECTION_INIT: @@ -3135,7 +3179,7 @@ } pos.col = col; - pos.row = row - view_start; + pos.row = view_start + row; /* * This is mainly xterm style selection with a couple of differences, mainly @@ -3151,7 +3195,8 @@ * 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 */ @@ -3179,7 +3224,8 @@ } } 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 @@ -3206,7 +3252,7 @@ { if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN && !ROW(selection.beg.row).is_longer () -#if ENABLE_FRILLS +#if !ENABLE_MINIMAL && !selection.rect #endif ) @@ -3215,7 +3261,7 @@ if ( selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN && !ROW(selection.end.row).is_longer () -#if ENABLE_FRILLS +#if !ENABLE_MINIMAL && !selection.rect #endif ) @@ -3232,7 +3278,7 @@ else if (selection.clicks == 3) { #if ENABLE_FRILLS - if (options & Opt_tripleclickwords) + if (option (Opt_tripleclickwords)) { selection_delimit_word (UP, &selection.beg, &selection.beg); @@ -3242,7 +3288,9 @@ { selection.end.row = end_row; selection.end.col = ROW(end_row).l; +# if !ENABLE_MINIMAL selection_remove_trailing_spaces (); +# endif break; } } @@ -3268,7 +3316,8 @@ } if (button3 && buttonpress) - { /* mark may need to be changed */ + { + /* mark may need to be changed */ if (closeto == LEFT) { selection.mark.row = selection.end.row; @@ -3281,15 +3330,17 @@ } } -#if ENABLE_FRILLS +#if !ENABLE_MINIMAL if (selection.rect && selection.beg.col > selection.end.col) ::swap (selection.beg.col, selection.end.col); #endif + + selection_changed (); } -#if ENABLE_FRILLS -void -rxvt_term::selection_remove_trailing_spaces () +#if !ENABLE_MINIMAL +void ecb_cold +rxvt_term::selection_remove_trailing_spaces () noexcept { int32_t end_col, end_row; text_t *stp; @@ -3303,9 +3354,8 @@ 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; } @@ -3337,8 +3387,8 @@ * Double click on button 3 when already selected * EXT: button 3 double click */ -void -rxvt_term::selection_rotate (int x, int y) +void ecb_cold +rxvt_term::selection_rotate (int x, int y) noexcept { selection.clicks = selection.clicks % 3 + 1; selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); @@ -3349,11 +3399,11 @@ * Respond to a request for our current selection * EXT: SelectionRequest */ -void -rxvt_term::selection_send (const XSelectionRequestEvent &rq) +void ecb_cold +rxvt_term::selection_send (const XSelectionRequestEvent &rq) noexcept { + Atom property = rq.property == None ? rq.target : rq.property; XSelectionEvent ev; - dDisp; ev.type = SelectionNotify; ev.property = None; @@ -3377,10 +3427,10 @@ *target++ = xa[XA_UTF8_STRING]; #endif - XChangeProperty (disp, 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]) @@ -3388,11 +3438,17 @@ /* 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 (disp, 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] @@ -3424,7 +3480,7 @@ style = enc_text; else if (target == xa[XA_COMPOUND_TEXT]) style = enc_compound_text; -#if ENABLE_FRILLS +#if !ENABLE_MINIMAL else if (target == xa[XA_UTF8_STRING]) style = enc_utf8; #endif @@ -3434,18 +3490,23 @@ 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""; + cl = (wchar_t *)L""; selectlen = 0; } -#if ENABLE_FRILLS +#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) @@ -3458,7 +3519,7 @@ } else #endif - if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) + if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) freect = 1; else { @@ -3468,42 +3529,26 @@ ct.encoding = target; } - XChangeProperty (disp, rq.requestor, rq.property, + XChangeProperty (dpy, rq.requestor, property, ct.encoding, 8, PropModeReplace, ct.value, (int)ct.nitems); - ev.property = rq.property; + ev.property = property; if (freect) XFree (ct.value); } - XSendEvent (disp, 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)ncol - 1); */ - *y = Pixel2Row (*y); - /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */ + XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev); } /* ------------------------------------------------------------------------- */ -#ifdef USE_XIM -void -rxvt_term::im_set_position (XPoint &pos) +#if USE_XIM +void ecb_cold +rxvt_term::im_set_position (XPoint &pos) noexcept { XWindowAttributes xwa; - XGetWindowAttributes (display->display, vt, &xwa); + XGetWindowAttributes (dpy, vt, &xwa); pos.x = xwa.x + Col2Pixel (screen.cur.col); pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; @@ -3512,9 +3557,9 @@ #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) noexcept { - if (nrow < 3 || ncol < 3) + if (nrow < 1 || ncol < 1) return; want_refresh = 1; @@ -3531,16 +3576,16 @@ x -= 1; clamp_it (x, 0, ncol - w); y -= 1; clamp_it (y, 0, nrow - h); - ov_x = x; ov_y = y; - ov_w = w; ov_h = h; + ov.x = x; ov.y = y; + ov.w = w; ov.h = h; - ov_text = new text_t *[h]; - ov_rend = new rend_t *[h]; + ov.text = new text_t *[h]; + ov.rend = new rend_t *[h]; for (y = 0; y < h; y++) { - text_t *tp = ov_text[y] = new text_t[w]; - rend_t *rp = ov_rend[y] = new rend_t[w]; + text_t *tp = ov.text[y] = new text_t[w]; + rend_t *rp = ov.rend[y] = new rend_t[w]; text_t t0, t1, t2; rend_t r = OVERLAY_RSTYLE; @@ -3567,49 +3612,49 @@ } void -rxvt_term::scr_overlay_off () +rxvt_term::scr_overlay_off () noexcept { - 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) noexcept { - 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) noexcept { while (*s) scr_overlay_set (x++, y, *s++); } void -rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) +rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) noexcept { while (*s) { text_t t = *s++; - int width = wcwidth (t); + int width = WCWIDTH (t); while (width--) { @@ -3620,21 +3665,26 @@ } void -rxvt_term::scr_swap_overlay () +rxvt_term::scr_swap_overlay () noexcept { - if (!ov_text) + if (!ov.text) return; + // hide cursor if it is within the overlay area + if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w) + && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h)) + screen.flags &= ~Screen_VisibleCursor; + // swap screen mem with overlay - for (int y = ov_h; y--; ) + for (int y = ov.h; y--; ) { - text_t *t1 = ov_text[y]; - rend_t *r1 = ov_rend[y]; + text_t *t1 = ov.text[y]; + rend_t *r1 = ov.rend[y]; - text_t *t2 = ROW(y - view_start).t + ov_x; - rend_t *r2 = ROW(y - view_start).r + ov_x; + text_t *t2 = ROW(y + ov.y + view_start).t + ov.x; + rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x; - for (int x = ov_w; x--; ) + for (int x = ov.w; x--; ) { text_t t = *t1; *t1++ = *t2; *t2++ = t; rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));