void window_copy_cursor_end_of_line(struct window_pane *wp) { struct window_copy_mode_data *data = wp->modedata; struct screen *base_s = &wp->base; struct grid *gd = base_s->grid; u_int px, py; py = screen_hsize(base_s) + data->cy - data->oy; px = window_copy_find_length(wp, py); if (data->cx == px) { if (data->screen.sel.flag && data->rectflag) px = screen_size_x(&wp->base); if (gd->linedata[py].flags & GRID_LINE_WRAPPED) { while (py < gd->sy + gd->hsize && gd->linedata[py].flags & GRID_LINE_WRAPPED) { window_copy_cursor_down(wp, 0); py = screen_hsize(base_s) + data->cy - data->oy; } px = window_copy_find_length(wp, py); } } window_copy_update_cursor(wp, px, data->cy); if (window_copy_update_selection(wp)) window_copy_redraw_lines(wp, data->cy, 1); }
void window_copy_cursor_down(struct window_pane *wp, int scroll_only) { struct window_copy_mode_data *data = wp->modedata; struct screen *s = &data->screen; u_int ox, oy, px, py; oy = screen_hsize(&wp->base) + data->cy - data->oy; ox = window_copy_find_length(wp, oy); if (ox != 0) { data->lastcx = data->cx; data->lastsx = ox; } data->cx = data->lastcx; if (scroll_only || data->cy == screen_size_y(s) - 1) { window_copy_scroll_up(wp, 1); if (scroll_only && data->cy > 0) window_copy_redraw_lines(wp, data->cy - 1, 2); } else { window_copy_update_cursor(wp, data->cx, data->cy + 1); if (window_copy_update_selection(wp)) window_copy_redraw_lines(wp, data->cy - 1, 2); } if (!data->screen.sel.flag || !data->rectflag) { py = screen_hsize(&wp->base) + data->cy - data->oy; px = window_copy_find_length(wp, py); if ((data->cx >= data->lastsx && data->cx != px) || data->cx > px) window_copy_cursor_end_of_line(wp); } }
void window_copy_cursor_jump(struct window_pane *wp) { struct window_copy_mode_data *data = wp->modedata; struct screen *back_s = data->backing; const struct grid_cell *gc; uint px, py, xx; px = data->cx + 1; py = screen_hsize(back_s) + data->cy - data->oy; xx = window_copy_find_length(wp, py); while (px < xx) { gc = grid_peek_cell(back_s->grid, px, py); if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0 && gc->data == data->jumpchar) { window_copy_update_cursor(wp, px, data->cy); if (window_copy_update_selection(wp)) window_copy_redraw_lines(wp, data->cy, 1); return; } px++; } }
void window_copy_copy_line(struct window_pane *wp, char **buf, size_t *off, u_int sy, u_int sx, u_int ex) { struct window_copy_mode_data *data = wp->modedata; struct grid *gd = data->backing->grid; const struct grid_cell *gc; const struct grid_utf8 *gu; struct grid_line *gl; u_int i, xx, wrapped = 0; size_t size; if (sx > ex) return; /* * Work out if the line was wrapped at the screen edge and all of it is * on screen. */ gl = &gd->linedata[sy]; if (gl->flags & GRID_LINE_WRAPPED && gl->cellsize <= gd->sx) wrapped = 1; /* If the line was wrapped, don't strip spaces (use the full length). */ if (wrapped) xx = gl->cellsize; else xx = window_copy_find_length(wp, sy); if (ex > xx) ex = xx; if (sx > xx) sx = xx; if (sx < ex) { for (i = sx; i < ex; i++) { gc = grid_peek_cell(gd, i, sy); if (gc->flags & GRID_FLAG_PADDING) continue; if (!(gc->flags & GRID_FLAG_UTF8)) { *buf = xrealloc(*buf, 1, (*off) + 1); (*buf)[(*off)++] = gc->data; } else { gu = grid_peek_utf8(gd, i, sy); size = grid_utf8_size(gu); *buf = xrealloc(*buf, 1, (*off) + size); *off += grid_utf8_copy(gu, *buf + *off, size); } } } /* Only add a newline if the line wasn't wrapped. */ if (!wrapped || ex != xx) { *buf = xrealloc(*buf, 1, (*off) + 1); (*buf)[(*off)++] = '\n'; } }
void window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators) { struct window_copy_mode_data *data = wp->modedata; struct screen *base_s = &wp->base; u_int px, py, xx, yy; int expected = 1; px = data->cx; py = screen_hsize(base_s) + data->cy - data->oy; xx = window_copy_find_length(wp, py); yy = screen_hsize(base_s) + screen_size_y(base_s) - 1; /* * First skip past any word characters, then any nonword characters. * * expected is initially set to 1 for the former and then 0 for the * latter. */ do { while (px > xx || window_copy_in_set(wp, px, py, separators) == expected) { /* Move down if we're past the end of the line. */ if (px > xx) { if (py == yy) return; window_copy_cursor_down(wp, 0); px = 0; py = screen_hsize(base_s) + data->cy - data->oy; xx = window_copy_find_length(wp, py); } else px++; } expected = !expected; } while (expected == 0); window_copy_update_cursor(wp, px, data->cy); if (window_copy_update_selection(wp)) window_copy_redraw_lines(wp, data->cy, 1); }
void window_copy_clear_selection(struct window_pane *wp) { struct window_copy_mode_data *data = wp->modedata; u_int px, py; screen_clear_selection(&data->screen); py = screen_hsize(&wp->base) + data->cy - data->oy; px = window_copy_find_length(wp, py); if (data->cx > px) window_copy_update_cursor(wp, px, data->cy); }
void window_copy_rectangle_toggle(struct window_pane *wp) { struct window_copy_mode_data *data = wp->modedata; u_int px, py; data->rectflag = !data->rectflag; py = screen_hsize(&wp->base) + data->cy - data->oy; px = window_copy_find_length(wp, py); if (data->cx > px) window_copy_update_cursor(wp, px, data->cy); window_copy_update_selection(wp); window_copy_redraw_screen(wp); }
void window_copy_cursor_right(struct window_pane *wp) { struct window_copy_mode_data *data = wp->modedata; u_int px, py; if (data->screen.sel.flag && data->rectflag) px = screen_size_x(&data->screen); else { py = screen_hsize(&wp->base) + data->cy - data->oy; px = window_copy_find_length(wp, py); } if (data->cx >= px) { window_copy_cursor_start_of_line(wp); window_copy_cursor_down(wp, 0); } else { window_copy_update_cursor(wp, data->cx + 1, data->cy); if (window_copy_update_selection(wp)) window_copy_redraw_lines(wp, data->cy, 1); } }
/* Move to the previous place where a word begins. */ void window_copy_cursor_previous_word(struct window_pane *wp, const char *separators) { struct window_copy_mode_data *data = wp->modedata; u_int px, py; px = data->cx; py = screen_hsize(&wp->base) + data->cy - data->oy; /* Move back to the previous word character. */ for (;;) { if (px > 0) { px--; if (!window_copy_in_set(wp, px, py, separators)) break; } else { if (data->cy == 0 && (screen_hsize(&wp->base) == 0 || data->oy >= screen_hsize(&wp->base) - 1)) goto out; window_copy_cursor_up(wp, 0); py = screen_hsize(&wp->base) + data->cy - data->oy; px = window_copy_find_length(wp, py); } } /* Move back to the beginning of this word. */ while (px > 0 && !window_copy_in_set(wp, px - 1, py, separators)) px--; out: window_copy_update_cursor(wp, px, data->cy); if (window_copy_update_selection(wp)) window_copy_redraw_lines(wp, data->cy, 1); }
void window_copy_cursor_back_to_indentation(struct window_pane *wp) { struct window_copy_mode_data *data = wp->modedata; u_int px, py, xx; const struct grid_cell *gc; px = 0; py = screen_hsize(&wp->base) + data->cy - data->oy; xx = window_copy_find_length(wp, py); while (px < xx) { gc = grid_peek_cell(wp->base.grid, px, py); if (gc->flags & GRID_FLAG_UTF8) break; if (gc->data != ' ') break; px++; } window_copy_update_cursor(wp, px, data->cy); if (window_copy_update_selection(wp)) window_copy_redraw_lines(wp, data->cy, 1); }
void window_copy_copy_selection(struct window_pane *wp, struct client *c) { struct window_copy_mode_data *data = wp->modedata; struct screen *s = &data->screen; char *buf; size_t off; u_int i, xx, yy, sx, sy, ex, ey, limit; u_int firstsx, lastex, restex, restsx; if (!s->sel.flag) return; buf = xmalloc(1); off = 0; *buf = '\0'; /* * The selection extends from selx,sely to (adjusted) cx,cy on * the base screen. */ /* Find start and end. */ xx = data->cx; yy = screen_hsize(&wp->base) + data->cy - data->oy; if (yy < data->sely || (yy == data->sely && xx < data->selx)) { sx = xx; sy = yy; ex = data->selx; ey = data->sely; } else { sx = data->selx; sy = data->sely; ex = xx; ey = yy; } /* Trim ex to end of line. */ xx = window_copy_find_length(wp, ey); if (ex > xx) ex = xx; /* * Deal with rectangle-copy if necessary; four situations: start of * first line (firstsx), end of last line (lastex), start (restsx) and * end (restex) of all other lines. */ xx = screen_size_x(s); if (data->rectflag) { /* * Need to ignore the column with the cursor in it, which for * rectangular copy means knowing which side the cursor is on. */ if (data->selx < data->cx) { /* Selection start is on the left. */ lastex = data->cx; restex = data->cx; firstsx = data->selx; restsx = data->selx; } else { /* Cursor is on the left. */ lastex = data->selx + 1; restex = data->selx + 1; firstsx = data->cx + 1; restsx = data->cx + 1; } } else { /* * Like emacs, keep the top-left-most character, and drop the * bottom-right-most, regardless of copy direction. */ lastex = ex; restex = xx; firstsx = sx; restsx = 0; } /* Copy the lines. */ if (sy == ey) window_copy_copy_line(wp, &buf, &off, sy, firstsx, lastex); else { window_copy_copy_line(wp, &buf, &off, sy, firstsx, restex); if (ey - sy > 1) { for (i = sy + 1; i < ey; i++) { window_copy_copy_line( wp, &buf, &off, i, restsx, restex); } } window_copy_copy_line(wp, &buf, &off, ey, restsx, lastex); } /* Don't bother if no data. */ if (off == 0) { xfree(buf); return; } off--; /* remove final \n */ /* Add the buffer to the stack. */ limit = options_get_number(&c->session->options, "buffer-limit"); paste_add(&c->session->buffers, buf, off, limit); }