/* $OpenBSD: window-copy.c,v 1.279 2020/04/20 06:08:37 nicm Exp $ */ /* * Copyright (c) 2007 Nicholas Marriott * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include #include #include #include #include #include "tmux.h" static const char *window_copy_key_table(struct window_mode_entry *); static void window_copy_command(struct window_mode_entry *, struct client *, struct session *, struct winlink *, struct args *, struct mouse_event *); static struct screen *window_copy_init(struct window_mode_entry *, struct cmd_find_state *, struct args *); static struct screen *window_copy_view_init(struct window_mode_entry *, struct cmd_find_state *, struct args *); static void window_copy_free(struct window_mode_entry *); static void window_copy_resize(struct window_mode_entry *, u_int, u_int); static void window_copy_formats(struct window_mode_entry *, struct format_tree *); static void window_copy_pageup1(struct window_mode_entry *, int); static int window_copy_pagedown(struct window_mode_entry *, int, int); static void window_copy_next_paragraph(struct window_mode_entry *); static void window_copy_previous_paragraph(struct window_mode_entry *); static void window_copy_redraw_selection(struct window_mode_entry *, u_int); static void window_copy_redraw_lines(struct window_mode_entry *, u_int, u_int); static void window_copy_redraw_screen(struct window_mode_entry *); static void window_copy_write_line(struct window_mode_entry *, struct screen_write_ctx *, u_int); static void window_copy_write_lines(struct window_mode_entry *, struct screen_write_ctx *, u_int, u_int); static void window_copy_scroll_to(struct window_mode_entry *, u_int, u_int); static int window_copy_search_compare(struct grid *, u_int, u_int, struct grid *, u_int, int); static int window_copy_search_lr(struct grid *, struct grid *, u_int *, u_int, u_int, u_int, int); static int window_copy_search_rl(struct grid *, struct grid *, u_int *, u_int, u_int, u_int, int); static int window_copy_last_regex(struct grid *gd, u_int py, u_int first, u_int last, u_int len, u_int *ppx, u_int *psx, const char *buf, const regex_t *preg, int eflags); static char *window_copy_stringify(struct grid *, u_int, u_int, u_int, char *, u_int *); static void window_copy_cstrtocellpos(struct grid *, u_int, u_int *, u_int *, const char *str); static int window_copy_search_marks(struct window_mode_entry *, struct screen *, int); static void window_copy_clear_marks(struct window_mode_entry *); static void window_copy_move_left(struct screen *, u_int *, u_int *, int); static void window_copy_move_right(struct screen *, u_int *, u_int *, int); static int window_copy_is_lowercase(const char *); static int window_copy_search_jump(struct window_mode_entry *, struct grid *, struct grid *, u_int, u_int, u_int, int, int, int, int); static int window_copy_search(struct window_mode_entry *, int, int); static int window_copy_search_up(struct window_mode_entry *, int); static int window_copy_search_down(struct window_mode_entry *, int); static void window_copy_goto_line(struct window_mode_entry *, const char *); static void window_copy_update_cursor(struct window_mode_entry *, u_int, u_int); static void window_copy_start_selection(struct window_mode_entry *); static int window_copy_adjust_selection(struct window_mode_entry *, u_int *, u_int *); static int window_copy_set_selection(struct window_mode_entry *, int, int); static int window_copy_update_selection(struct window_mode_entry *, int, int); static void window_copy_synchronize_cursor(struct window_mode_entry *, int); static void *window_copy_get_selection(struct window_mode_entry *, size_t *); static void window_copy_copy_buffer(struct window_mode_entry *, const char *, void *, size_t); static void window_copy_copy_pipe(struct window_mode_entry *, struct session *, const char *, const char *); static void window_copy_copy_selection(struct window_mode_entry *, const char *); static void window_copy_append_selection(struct window_mode_entry *); static void window_copy_clear_selection(struct window_mode_entry *); static void window_copy_copy_line(struct window_mode_entry *, char **, size_t *, u_int, u_int, u_int); static int window_copy_in_set(struct window_mode_entry *, u_int, u_int, const char *); static u_int window_copy_find_length(struct window_mode_entry *, u_int); static void window_copy_cursor_start_of_line(struct window_mode_entry *); static void window_copy_cursor_back_to_indentation( struct window_mode_entry *); static void window_copy_cursor_end_of_line(struct window_mode_entry *); static void window_copy_other_end(struct window_mode_entry *); static void window_copy_cursor_left(struct window_mode_entry *); static void window_copy_cursor_right(struct window_mode_entry *); static void window_copy_cursor_up(struct window_mode_entry *, int); static void window_copy_cursor_down(struct window_mode_entry *, int); static void window_copy_cursor_jump(struct window_mode_entry *); static void window_copy_cursor_jump_back(struct window_mode_entry *); static void window_copy_cursor_jump_to(struct window_mode_entry *); static void window_copy_cursor_jump_to_back(struct window_mode_entry *); static void window_copy_cursor_next_word(struct window_mode_entry *, const char *); static void window_copy_cursor_next_word_end_pos(struct window_mode_entry *, const char *, u_int *, u_int *); static void window_copy_cursor_next_word_end(struct window_mode_entry *, const char *, int); static void window_copy_cursor_previous_word_pos(struct window_mode_entry *, const char *, int, u_int *, u_int *); static void window_copy_cursor_previous_word(struct window_mode_entry *, const char *, int); static void window_copy_scroll_up(struct window_mode_entry *, u_int); static void window_copy_scroll_down(struct window_mode_entry *, u_int); static void window_copy_rectangle_toggle(struct window_mode_entry *); static void window_copy_move_mouse(struct mouse_event *); static void window_copy_drag_update(struct client *, struct mouse_event *); static void window_copy_drag_release(struct client *, struct mouse_event *); const struct window_mode window_copy_mode = { .name = "copy-mode", .init = window_copy_init, .free = window_copy_free, .resize = window_copy_resize, .key_table = window_copy_key_table, .command = window_copy_command, .formats = window_copy_formats, }; const struct window_mode window_view_mode = { .name = "view-mode", .init = window_copy_view_init, .free = window_copy_free, .resize = window_copy_resize, .key_table = window_copy_key_table, .command = window_copy_command, .formats = window_copy_formats, }; enum { WINDOW_COPY_OFF, WINDOW_COPY_SEARCHUP, WINDOW_COPY_SEARCHDOWN, WINDOW_COPY_JUMPFORWARD, WINDOW_COPY_JUMPBACKWARD, WINDOW_COPY_JUMPTOFORWARD, WINDOW_COPY_JUMPTOBACKWARD, }; enum { WINDOW_COPY_REL_POS_ABOVE, WINDOW_COPY_REL_POS_ON_SCREEN, WINDOW_COPY_REL_POS_BELOW, }; enum window_copy_cmd_action { WINDOW_COPY_CMD_NOTHING, WINDOW_COPY_CMD_REDRAW, WINDOW_COPY_CMD_CANCEL, }; struct window_copy_cmd_state { struct window_mode_entry *wme; struct args *args; struct mouse_event *m; struct client *c; struct session *s; struct winlink *wl; }; /* * Copy mode's visible screen (the "screen" field) is filled from one of two * sources: the original contents of the pane (used when we actually enter via * the "copy-mode" command, to copy the contents of the current pane), or else * a series of lines containing the output from an output-writing tmux command * (such as any of the "show-*" or "list-*" commands). * * In either case, the full content of the copy-mode grid is pointed at by the * "backing" field, and is copied into "screen" as needed (that is, when * scrolling occurs). When copy-mode is backed by a pane, backing points * directly at that pane's screen structure (&wp->base); when backed by a list * of output-lines from a command, it points at a newly-allocated screen * structure (which is deallocated when the mode ends). */ struct window_copy_mode_data { struct screen screen; struct screen *backing; int backing_written; /* backing display started */ int viewmode; /* view mode entered */ u_int oy; /* number of lines scrolled up */ u_int selx; /* beginning of selection */ u_int sely; u_int endselx; /* end of selection */ u_int endsely; enum { CURSORDRAG_NONE, /* selection is independent of cursor */ CURSORDRAG_ENDSEL, /* end is synchronized with cursor */ CURSORDRAG_SEL, /* start is synchronized with cursor */ } cursordrag; int modekeys; enum { LINE_SEL_NONE, LINE_SEL_LEFT_RIGHT, LINE_SEL_RIGHT_LEFT, } lineflag; /* line selection mode */ int rectflag; /* in rectangle copy mode? */ int scroll_exit; /* exit on scroll to end? */ int hide_position; /* hide position marker */ enum { SEL_CHAR, /* select one char at a time */ SEL_WORD, /* select one word at a time */ SEL_LINE, /* select one line at a time */ } selflag; const char *ws; /* word separators */ u_int dx; /* drag start position */ u_int dy; u_int selrx; /* selection reset positions */ u_int selry; u_int endselrx; u_int endselry; u_int cx; u_int cy; u_int lastcx; /* position in last line w/ content */ u_int lastsx; /* size of last line w/ content */ int searchtype; int searchregex; char *searchstr; bitstr_t *searchmark; u_int searchcount; int searchthis; int searchx; int searchy; int searcho; int timeout; /* search has timed out */ #define WINDOW_COPY_SEARCH_TIMEOUT 10 int jumptype; char jumpchar; struct event dragtimer; #define WINDOW_COPY_DRAG_REPEAT_TIME 50000 }; static void window_copy_scroll_timer(__unused int fd, __unused short events, void *arg) { struct window_mode_entry *wme = arg; struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; struct timeval tv = { .tv_usec = WINDOW_COPY_DRAG_REPEAT_TIME }; evtimer_del(&data->dragtimer); if (TAILQ_FIRST(&wp->modes) != wme) return; if (data->cy == 0) { evtimer_add(&data->dragtimer, &tv); window_copy_cursor_up(wme, 1); } else if (data->cy == screen_size_y(&data->screen) - 1) { evtimer_add(&data->dragtimer, &tv); window_copy_cursor_down(wme, 1); } } static struct screen * window_copy_clone_screen(struct screen *src, struct screen *hint, u_int *cx, u_int *cy, int trim) { struct screen *dst; u_int sy; const struct grid_line *gl; dst = xcalloc(1, sizeof *dst); sy = screen_hsize(src) + screen_size_y(src); if (trim) { while (sy > screen_hsize(src)) { gl = grid_peek_line(src->grid, sy - 1); if (gl->cellused != 0) break; sy--; } } log_debug("%s: target screen is %ux%u, source %ux%u", __func__, screen_size_x(src), sy, screen_size_x(hint), screen_hsize(src) + screen_size_y(src)); screen_init(dst, screen_size_x(src), sy, screen_hlimit(src)); grid_duplicate_lines(dst->grid, 0, src->grid, 0, sy); dst->grid->sy = sy - screen_hsize(src); dst->grid->hsize = screen_hsize(src); dst->grid->hscrolled = src->grid->hscrolled; if (src->cy > dst->grid->sy - 1) { dst->cx = 0; dst->cy = dst->grid->sy - 1; } else { dst->cx = src->cx; dst->cy = src->cy; } screen_resize_cursor(dst, screen_size_x(hint), screen_size_y(hint), 1, 0, cx, cy); return (dst); } static struct window_copy_mode_data * window_copy_common_init(struct window_mode_entry *wme) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data; struct screen *base = &wp->base; wme->data = data = xcalloc(1, sizeof *data); data->cursordrag = CURSORDRAG_NONE; data->lineflag = LINE_SEL_NONE; data->selflag = SEL_CHAR; if (wp->searchstr != NULL) { data->searchtype = WINDOW_COPY_SEARCHUP; data->searchregex = wp->searchregex; data->searchstr = xstrdup(wp->searchstr); } else { data->searchtype = WINDOW_COPY_OFF; data->searchregex = 0; data->searchstr = NULL; } data->searchmark = NULL; data->searchx = data->searchy = data->searcho = -1; data->timeout = 0; data->viewmode = 0; data->jumptype = WINDOW_COPY_OFF; data->jumpchar = '\0'; screen_init(&data->screen, screen_size_x(base), screen_size_y(base), 0); data->modekeys = options_get_number(wp->window->options, "mode-keys"); evtimer_set(&data->dragtimer, window_copy_scroll_timer, wme); return (data); } static struct screen * window_copy_init(struct window_mode_entry *wme, __unused struct cmd_find_state *fs, struct args *args) { struct window_pane *wp = wme->swp; struct window_copy_mode_data *data; struct screen *base = &wp->base; struct screen_write_ctx ctx; u_int i, cx, cy; data = window_copy_common_init(wme); data->backing = window_copy_clone_screen(base, &data->screen, &cx, &cy, wme->swp != wme->wp); if (cy < screen_hsize(data->backing)) { data->cx = cx; data->cy = 0; data->oy = screen_hsize(data->backing) - cy; } else { data->cx = data->backing->cx; data->cy = data->backing->cy; data->oy = 0; } data->scroll_exit = args_has(args, 'e'); data->hide_position = args_has(args, 'H'); data->screen.cx = data->cx; data->screen.cy = data->cy; screen_write_start(&ctx, NULL, &data->screen); for (i = 0; i < screen_size_y(&data->screen); i++) window_copy_write_line(wme, &ctx, i); screen_write_cursormove(&ctx, data->cx, data->cy, 0); screen_write_stop(&ctx); return (&data->screen); } static struct screen * window_copy_view_init(struct window_mode_entry *wme, __unused struct cmd_find_state *fs, __unused struct args *args) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data; struct screen *base = &wp->base; struct screen *s; data = window_copy_common_init(wme); data->viewmode = 1; data->backing = s = xmalloc(sizeof *data->backing); screen_init(s, screen_size_x(base), screen_size_y(base), UINT_MAX); return (&data->screen); } static void window_copy_free(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; evtimer_del(&data->dragtimer); free(data->searchmark); free(data->searchstr); screen_free(data->backing); free(data->backing); screen_free(&data->screen); free(data); } void window_copy_add(struct window_pane *wp, const char *fmt, ...) { va_list ap; va_start(ap, fmt); window_copy_vadd(wp, fmt, ap); va_end(ap); } void window_copy_vadd(struct window_pane *wp, const char *fmt, va_list ap) { struct window_mode_entry *wme = TAILQ_FIRST(&wp->modes); struct window_copy_mode_data *data = wme->data; struct screen *backing = data->backing; struct screen_write_ctx back_ctx, ctx; struct grid_cell gc; u_int old_hsize, old_cy; memcpy(&gc, &grid_default_cell, sizeof gc); old_hsize = screen_hsize(data->backing); screen_write_start(&back_ctx, NULL, backing); if (data->backing_written) { /* * On the second or later line, do a CRLF before writing * (so it's on a new line). */ screen_write_carriagereturn(&back_ctx); screen_write_linefeed(&back_ctx, 0, 8); } else data->backing_written = 1; old_cy = backing->cy; screen_write_vnputs(&back_ctx, 0, &gc, fmt, ap); screen_write_stop(&back_ctx); data->oy += screen_hsize(data->backing) - old_hsize; screen_write_start(&ctx, wp, &data->screen); /* * If the history has changed, draw the top line. * (If there's any history at all, it has changed.) */ if (screen_hsize(data->backing)) window_copy_redraw_lines(wme, 0, 1); /* Write the new lines. */ window_copy_redraw_lines(wme, old_cy, backing->cy - old_cy + 1); screen_write_stop(&ctx); } void window_copy_pageup(struct window_pane *wp, int half_page) { window_copy_pageup1(TAILQ_FIRST(&wp->modes), half_page); } static void window_copy_pageup1(struct window_mode_entry *wme, int half_page) { struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; u_int n, ox, oy, px, py; oy = screen_hsize(data->backing) + data->cy - data->oy; ox = window_copy_find_length(wme, oy); if (data->cx != ox) { data->lastcx = data->cx; data->lastsx = ox; } data->cx = data->lastcx; n = 1; if (screen_size_y(s) > 2) { if (half_page) n = screen_size_y(s) / 2; else n = screen_size_y(s) - 2; } if (data->oy + n > screen_hsize(data->backing)) { data->oy = screen_hsize(data->backing); if (data->cy < n) data->cy = 0; else data->cy -= n; } else data->oy += n; if (data->screen.sel == NULL || !data->rectflag) { py = screen_hsize(data->backing) + data->cy - data->oy; px = window_copy_find_length(wme, py); if ((data->cx >= data->lastsx && data->cx != px) || data->cx > px) window_copy_cursor_end_of_line(wme); } if (data->searchmark != NULL && !data->timeout) window_copy_search_marks(wme, NULL, data->searchregex); window_copy_update_selection(wme, 1, 0); window_copy_redraw_screen(wme); } static int window_copy_pagedown(struct window_mode_entry *wme, int half_page, int scroll_exit) { struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; u_int n, ox, oy, px, py; oy = screen_hsize(data->backing) + data->cy - data->oy; ox = window_copy_find_length(wme, oy); if (data->cx != ox) { data->lastcx = data->cx; data->lastsx = ox; } data->cx = data->lastcx; n = 1; if (screen_size_y(s) > 2) { if (half_page) n = screen_size_y(s) / 2; else n = screen_size_y(s) - 2; } if (data->oy < n) { data->oy = 0; if (data->cy + (n - data->oy) >= screen_size_y(data->backing)) data->cy = screen_size_y(data->backing) - 1; else data->cy += n - data->oy; } else data->oy -= n; if (data->screen.sel == NULL || !data->rectflag) { py = screen_hsize(data->backing) + data->cy - data->oy; px = window_copy_find_length(wme, py); if ((data->cx >= data->lastsx && data->cx != px) || data->cx > px) window_copy_cursor_end_of_line(wme); } if (scroll_exit && data->oy == 0) return (1); if (data->searchmark != NULL && !data->timeout) window_copy_search_marks(wme, NULL, data->searchregex); window_copy_update_selection(wme, 1, 0); window_copy_redraw_screen(wme); return (0); } static void window_copy_previous_paragraph(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; u_int oy; oy = screen_hsize(data->backing) + data->cy - data->oy; while (oy > 0 && window_copy_find_length(wme, oy) == 0) oy--; while (oy > 0 && window_copy_find_length(wme, oy) > 0) oy--; window_copy_scroll_to(wme, 0, oy); } static void window_copy_next_paragraph(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; u_int maxy, ox, oy; oy = screen_hsize(data->backing) + data->cy - data->oy; maxy = screen_hsize(data->backing) + screen_size_y(s) - 1; while (oy < maxy && window_copy_find_length(wme, oy) == 0) oy++; while (oy < maxy && window_copy_find_length(wme, oy) > 0) oy++; ox = window_copy_find_length(wme, oy); window_copy_scroll_to(wme, ox, oy); } char * window_copy_get_word(struct window_pane *wp, u_int x, u_int y) { struct window_mode_entry *wme = TAILQ_FIRST(&wp->modes); struct window_copy_mode_data *data = wme->data; struct grid *gd = data->screen.grid; return (format_grid_word(gd, x, gd->hsize + y)); } char * window_copy_get_line(struct window_pane *wp, u_int y) { struct window_mode_entry *wme = TAILQ_FIRST(&wp->modes); struct window_copy_mode_data *data = wme->data; struct grid *gd = data->screen.grid; return (format_grid_line(gd, gd->hsize + y)); } static void window_copy_formats(struct window_mode_entry *wme, struct format_tree *ft) { struct window_copy_mode_data *data = wme->data; struct grid *gd = data->screen.grid; char *s; format_add(ft, "scroll_position", "%d", data->oy); format_add(ft, "rectangle_toggle", "%d", data->rectflag); format_add(ft, "copy_cursor_x", "%d", data->cx); format_add(ft, "copy_cursor_y", "%d", data->cy); format_add(ft, "selection_present", "%d", data->screen.sel != NULL); if (data->screen.sel != NULL) { format_add(ft, "selection_start_x", "%d", data->selx); format_add(ft, "selection_start_y", "%d", data->sely); format_add(ft, "selection_end_x", "%d", data->endselx); format_add(ft, "selection_end_y", "%d", data->endsely); format_add(ft, "selection_active", "%d", data->cursordrag != CURSORDRAG_NONE); } else format_add(ft, "selection_active", "%d", 0); s = format_grid_word(gd, data->cx, gd->hsize + data->cy); if (s != NULL) { format_add(ft, "copy_cursor_word", "%s", s); free(s); } s = format_grid_line(gd, gd->hsize + data->cy); if (s != NULL) { format_add(ft, "copy_cursor_line", "%s", s); free(s); } } static void window_copy_size_changed(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; struct screen_write_ctx ctx; int search = (data->searchmark != NULL); window_copy_clear_selection(wme); window_copy_clear_marks(wme); screen_write_start(&ctx, NULL, s); window_copy_write_lines(wme, &ctx, 0, screen_size_y(s)); screen_write_stop(&ctx); if (search && !data->timeout) window_copy_search_marks(wme, NULL, data->searchregex); data->searchx = data->cx; data->searchy = data->cy; data->searcho = data->oy; } static void window_copy_resize(struct window_mode_entry *wme, u_int sx, u_int sy) { struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; screen_resize(s, sx, sy, 0); screen_resize_cursor(data->backing, sx, sy, 1, 0, NULL, NULL); if (data->cy > sy - 1) data->cy = sy - 1; if (data->cx > sx) data->cx = sx; if (data->oy > screen_hsize(data->backing)) data->oy = screen_hsize(data->backing); window_copy_size_changed(wme); window_copy_redraw_screen(wme); } static const char * window_copy_key_table(struct window_mode_entry *wme) { struct window_pane *wp = wme->wp; if (options_get_number(wp->window->options, "mode-keys") == MODEKEY_VI) return ("copy-mode-vi"); return ("copy-mode"); } static int window_copy_expand_search_string(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; const char *argument; char *expanded; if (cs->args->argc == 2) { argument = cs->args->argv[1]; if (*argument != '\0') { if (args_has(cs->args, 'F')) { expanded = format_single(NULL, argument, NULL, NULL, NULL, wme->wp); if (*expanded == '\0') { free(expanded); return (0); } free(data->searchstr); data->searchstr = expanded; } else { free(data->searchstr); data->searchstr = xstrdup(argument); } } } return (1); } static enum window_copy_cmd_action window_copy_cmd_append_selection(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct session *s = cs->s; if (s != NULL) window_copy_append_selection(wme); window_copy_clear_selection(wme); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_append_selection_and_cancel(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct session *s = cs->s; if (s != NULL) window_copy_append_selection(wme); window_copy_clear_selection(wme); return (WINDOW_COPY_CMD_CANCEL); } static enum window_copy_cmd_action window_copy_cmd_back_to_indentation(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; window_copy_cursor_back_to_indentation(wme); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_begin_selection(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct client *c = cs->c; struct mouse_event *m = cs->m; struct window_copy_mode_data *data = wme->data; if (m != NULL) { window_copy_start_drag(c, m); return (WINDOW_COPY_CMD_NOTHING); } data->lineflag = LINE_SEL_NONE; data->selflag = SEL_CHAR; window_copy_start_selection(wme); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_stop_selection(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; data->cursordrag = CURSORDRAG_NONE; data->lineflag = LINE_SEL_NONE; data->selflag = SEL_CHAR; return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_bottom_line(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; data->cx = 0; data->cy = screen_size_y(&data->screen) - 1; window_copy_update_selection(wme, 1, 0); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_cancel(__unused struct window_copy_cmd_state *cs) { return (WINDOW_COPY_CMD_CANCEL); } static enum window_copy_cmd_action window_copy_cmd_clear_selection(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; window_copy_clear_selection(wme); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_copy_end_of_line(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct client *c = cs->c; struct session *s = cs->s; struct winlink *wl = cs->wl; struct window_pane *wp = wme->wp; u_int np = wme->prefix; char *prefix = NULL; if (cs->args->argc == 2) prefix = format_single(NULL, cs->args->argv[1], c, s, wl, wp); window_copy_start_selection(wme); for (; np > 1; np--) window_copy_cursor_down(wme, 0); window_copy_cursor_end_of_line(wme); if (s != NULL) { window_copy_copy_selection(wme, prefix); free(prefix); return (WINDOW_COPY_CMD_CANCEL); } free(prefix); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_copy_line(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct client *c = cs->c; struct session *s = cs->s; struct winlink *wl = cs->wl; struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; char *prefix = NULL; if (cs->args->argc == 2) prefix = format_single(NULL, cs->args->argv[1], c, s, wl, wp); data->selflag = SEL_CHAR; window_copy_cursor_start_of_line(wme); window_copy_start_selection(wme); for (; np > 1; np--) window_copy_cursor_down(wme, 0); window_copy_cursor_end_of_line(wme); if (s != NULL) { window_copy_copy_selection(wme, prefix); free(prefix); return (WINDOW_COPY_CMD_CANCEL); } free(prefix); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_copy_selection_no_clear(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct client *c = cs->c; struct session *s = cs->s; struct winlink *wl = cs->wl; struct window_pane *wp = wme->wp; char *prefix = NULL; if (cs->args->argc == 2) prefix = format_single(NULL, cs->args->argv[1], c, s, wl, wp); if (s != NULL) window_copy_copy_selection(wme, prefix); free(prefix); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_copy_selection(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; window_copy_cmd_copy_selection_no_clear(cs); window_copy_clear_selection(wme); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_copy_selection_and_cancel(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; window_copy_cmd_copy_selection_no_clear(cs); window_copy_clear_selection(wme); return (WINDOW_COPY_CMD_CANCEL); } static enum window_copy_cmd_action window_copy_cmd_cursor_down(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_cursor_down(wme, 0); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_cursor_down_and_cancel(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix, cy; cy = data->cy; for (; np != 0; np--) window_copy_cursor_down(wme, 0); if (cy == data->cy && data->oy == 0) return (WINDOW_COPY_CMD_CANCEL); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_cursor_left(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_cursor_left(wme); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_cursor_right(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_cursor_right(wme); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_cursor_up(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_cursor_up(wme, 0); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_end_of_line(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; window_copy_cursor_end_of_line(wme); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_halfpage_down(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; for (; np != 0; np--) { if (window_copy_pagedown(wme, 1, data->scroll_exit)) return (WINDOW_COPY_CMD_CANCEL); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_halfpage_down_and_cancel(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) { if (window_copy_pagedown(wme, 1, 1)) return (WINDOW_COPY_CMD_CANCEL); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_halfpage_up(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_pageup1(wme, 1); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_history_bottom(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; struct screen *s = data->backing; u_int oy; oy = screen_hsize(s) + data->cy - data->oy; if (data->lineflag == LINE_SEL_RIGHT_LEFT && oy == data->endsely) window_copy_other_end(wme); data->cy = screen_size_y(&data->screen) - 1; data->cx = window_copy_find_length(wme, screen_hsize(s) + data->cy); data->oy = 0; if (data->searchmark != NULL && !data->timeout) window_copy_search_marks(wme, NULL, data->searchregex); window_copy_update_selection(wme, 1, 0); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_history_top(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int oy; oy = screen_hsize(data->backing) + data->cy - data->oy; if (data->lineflag == LINE_SEL_LEFT_RIGHT && oy == data->sely) window_copy_other_end(wme); data->cy = 0; data->cx = 0; data->oy = screen_hsize(data->backing); if (data->searchmark != NULL && !data->timeout) window_copy_search_marks(wme, NULL, data->searchregex); window_copy_update_selection(wme, 1, 0); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_jump_again(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; switch (data->jumptype) { case WINDOW_COPY_JUMPFORWARD: for (; np != 0; np--) window_copy_cursor_jump(wme); break; case WINDOW_COPY_JUMPBACKWARD: for (; np != 0; np--) window_copy_cursor_jump_back(wme); break; case WINDOW_COPY_JUMPTOFORWARD: for (; np != 0; np--) window_copy_cursor_jump_to(wme); break; case WINDOW_COPY_JUMPTOBACKWARD: for (; np != 0; np--) window_copy_cursor_jump_to_back(wme); break; } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_jump_reverse(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; switch (data->jumptype) { case WINDOW_COPY_JUMPFORWARD: for (; np != 0; np--) window_copy_cursor_jump_back(wme); break; case WINDOW_COPY_JUMPBACKWARD: for (; np != 0; np--) window_copy_cursor_jump(wme); break; case WINDOW_COPY_JUMPTOFORWARD: for (; np != 0; np--) window_copy_cursor_jump_to_back(wme); break; case WINDOW_COPY_JUMPTOBACKWARD: for (; np != 0; np--) window_copy_cursor_jump_to(wme); break; } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_middle_line(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; data->cx = 0; data->cy = (screen_size_y(&data->screen) - 1) / 2; window_copy_update_selection(wme, 1, 0); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_previous_matching_bracket(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; struct window_copy_mode_data *data = wme->data; struct screen *s = data->backing; char open[] = "{[(", close[] = "}])"; char tried, found, start, *cp; u_int px, py, xx, n; struct grid_cell gc; int failed; for (; np != 0; np--) { /* Get cursor position and line length. */ px = data->cx; py = screen_hsize(s) + data->cy - data->oy; xx = window_copy_find_length(wme, py); if (xx == 0) break; /* * Get the current character. If not on a bracket, try the * previous. If still not, then behave like previous-word. */ tried = 0; retry: grid_get_cell(s->grid, px, py, &gc); if (gc.data.size != 1 || (gc.flags & GRID_FLAG_PADDING)) cp = NULL; else { found = *gc.data.data; cp = strchr(close, found); } if (cp == NULL) { if (data->modekeys == MODEKEY_EMACS) { if (!tried && px > 0) { px--; tried = 1; goto retry; } window_copy_cursor_previous_word(wme, "}]) ", 1); } continue; } start = open[cp - close]; /* Walk backward until the matching bracket is reached. */ n = 1; failed = 0; do { if (px == 0) { if (py == 0) { failed = 1; break; } do { py--; xx = window_copy_find_length(wme, py); } while (xx == 0 && py > 0); if (xx == 0 && py == 0) { failed = 1; break; } px = xx - 1; } else px--; grid_get_cell(s->grid, px, py, &gc); if (gc.data.size == 1 && (~gc.flags & GRID_FLAG_PADDING)) { if (*gc.data.data == found) n++; else if (*gc.data.data == start) n--; } } while (n != 0); /* Move the cursor to the found location if any. */ if (!failed) window_copy_scroll_to(wme, px, py); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_next_matching_bracket(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; struct window_copy_mode_data *data = wme->data; struct screen *s = data->backing; char open[] = "{[(", close[] = "}])"; char tried, found, end, *cp; u_int px, py, xx, yy, sx, sy, n; struct grid_cell gc; int failed; struct grid_line *gl; for (; np != 0; np--) { /* Get cursor position and line length. */ px = data->cx; py = screen_hsize(s) + data->cy - data->oy; xx = window_copy_find_length(wme, py); yy = screen_hsize(s) + screen_size_y(s) - 1; if (xx == 0) break; /* * Get the current character. If not on a bracket, try the * next. If still not, then behave like next-word. */ tried = 0; retry: grid_get_cell(s->grid, px, py, &gc); if (gc.data.size != 1 || (gc.flags & GRID_FLAG_PADDING)) cp = NULL; else { found = *gc.data.data; /* * In vi mode, attempt to move to previous bracket if a * closing bracket is found first. If this fails, * return to the original cursor position. */ cp = strchr(close, found); if (cp != NULL && data->modekeys == MODEKEY_VI) { sx = data->cx; sy = screen_hsize(s) + data->cy - data->oy; window_copy_scroll_to(wme, px, py); window_copy_cmd_previous_matching_bracket(cs); px = data->cx; py = screen_hsize(s) + data->cy - data->oy; grid_get_cell(s->grid, px, py, &gc); if (gc.data.size != 1 || (gc.flags & GRID_FLAG_PADDING) || strchr(close, *gc.data.data) == NULL) window_copy_scroll_to(wme, sx, sy); break; } cp = strchr(open, found); } if (cp == NULL) { if (data->modekeys == MODEKEY_EMACS) { if (!tried && px <= xx) { px++; tried = 1; goto retry; } window_copy_cursor_next_word_end(wme, "{[( ", 0); continue; } /* For vi, continue searching for bracket until EOL. */ if (px > xx) { if (py == yy) continue; gl = grid_get_line(s->grid, py); if (~gl->flags & GRID_LINE_WRAPPED) continue; if (gl->cellsize > s->grid->sx) continue; px = 0; py++; xx = window_copy_find_length(wme, py); } else px++; goto retry; } end = close[cp - open]; /* Walk forward until the matching bracket is reached. */ n = 1; failed = 0; do { if (px > xx) { if (py == yy) { failed = 1; break; } px = 0; py++; xx = window_copy_find_length(wme, py); } else px++; grid_get_cell(s->grid, px, py, &gc); if (gc.data.size == 1 && (~gc.flags & GRID_FLAG_PADDING)) { if (*gc.data.data == found) n++; else if (*gc.data.data == end) n--; } } while (n != 0); /* Move the cursor to the found location if any. */ if (!failed) window_copy_scroll_to(wme, px, py); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_next_paragraph(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_next_paragraph(wme); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_next_space(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_cursor_next_word(wme, " "); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_next_space_end(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_cursor_next_word_end(wme, " ", 0); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_next_word(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct session *s = cs->s; u_int np = wme->prefix; const char *ws; ws = options_get_string(s->options, "word-separators"); for (; np != 0; np--) window_copy_cursor_next_word(wme, ws); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_next_word_end(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct session *s = cs->s; u_int np = wme->prefix; const char *ws; ws = options_get_string(s->options, "word-separators"); for (; np != 0; np--) window_copy_cursor_next_word_end(wme, ws, 0); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_other_end(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; struct window_copy_mode_data *data = wme->data; data->selflag = SEL_CHAR; if ((np % 2) != 0) window_copy_other_end(wme); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_page_down(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; for (; np != 0; np--) { if (window_copy_pagedown(wme, 0, data->scroll_exit)) return (WINDOW_COPY_CMD_CANCEL); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_page_down_and_cancel(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) { if (window_copy_pagedown(wme, 0, 1)) return (WINDOW_COPY_CMD_CANCEL); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_page_up(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_pageup1(wme, 0); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_previous_paragraph(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_previous_paragraph(wme); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_previous_space(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_cursor_previous_word(wme, " ", 1); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_previous_word(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct session *s = cs->s; u_int np = wme->prefix; const char *ws; ws = options_get_string(s->options, "word-separators"); for (; np != 0; np--) window_copy_cursor_previous_word(wme, ws, 1); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_rectangle_toggle(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; data->lineflag = LINE_SEL_NONE; window_copy_rectangle_toggle(wme); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_scroll_down(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; for (; np != 0; np--) window_copy_cursor_down(wme, 1); if (data->scroll_exit && data->oy == 0) return (WINDOW_COPY_CMD_CANCEL); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_scroll_down_and_cancel(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; for (; np != 0; np--) window_copy_cursor_down(wme, 1); if (data->oy == 0) return (WINDOW_COPY_CMD_CANCEL); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_scroll_up(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; u_int np = wme->prefix; for (; np != 0; np--) window_copy_cursor_up(wme, 1); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_search_again(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; if (data->searchtype == WINDOW_COPY_SEARCHUP) { for (; np != 0; np--) window_copy_search_up(wme, data->searchregex); } else if (data->searchtype == WINDOW_COPY_SEARCHDOWN) { for (; np != 0; np--) window_copy_search_down(wme, data->searchregex); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_search_reverse(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; if (data->searchtype == WINDOW_COPY_SEARCHUP) { for (; np != 0; np--) window_copy_search_down(wme, data->searchregex); } else if (data->searchtype == WINDOW_COPY_SEARCHDOWN) { for (; np != 0; np--) window_copy_search_up(wme, data->searchregex); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_select_line(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; data->lineflag = LINE_SEL_LEFT_RIGHT; data->rectflag = 0; data->selflag = SEL_LINE; data->dx = data->cx; data->dy = screen_hsize(data->backing) + data->cy - data->oy; window_copy_cursor_start_of_line(wme); data->selrx = data->cx; data->selry = screen_hsize(data->backing) + data->cy - data->oy; data->endselrx = window_copy_find_length(wme, data->selry); data->endselry = data->selry; window_copy_start_selection(wme); for (; np > 1; np--) window_copy_cursor_down(wme, 0); window_copy_cursor_end_of_line(wme); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_select_word(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct session *s = cs->s; struct window_copy_mode_data *data = wme->data; u_int px, py; data->lineflag = LINE_SEL_LEFT_RIGHT; data->rectflag = 0; data->selflag = SEL_WORD; data->dx = data->cx; data->dy = screen_hsize(data->backing) + data->cy - data->oy; data->ws = options_get_string(s->options, "word-separators"); window_copy_cursor_previous_word(wme, data->ws, 0); px = data->cx; py = screen_hsize(data->backing) + data->cy - data->oy; data->selrx = px; data->selry = py; window_copy_start_selection(wme); if (px >= window_copy_find_length(wme, py) || !window_copy_in_set(wme, px + 1, py, data->ws)) window_copy_cursor_next_word_end(wme, data->ws, 1); else { window_copy_update_cursor(wme, px, data->cy); if (window_copy_update_selection(wme, 1, 1)) window_copy_redraw_lines(wme, data->cy, 1); } data->endselrx = data->cx; data->endselry = screen_hsize(data->backing) + data->cy - data->oy; if (data->dx > data->endselrx) data->dx = data->endselrx; return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_start_of_line(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; window_copy_cursor_start_of_line(wme); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_top_line(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; data->cx = 0; data->cy = 0; window_copy_update_selection(wme, 1, 0); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_copy_pipe_no_clear(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct client *c = cs->c; struct session *s = cs->s; struct winlink *wl = cs->wl; struct window_pane *wp = wme->wp; char *command = NULL; char *prefix = NULL; if (cs->args->argc == 3) prefix = format_single(NULL, cs->args->argv[2], c, s, wl, wp); if (s != NULL && cs->args->argc > 1 && *cs->args->argv[1] != '\0') command = format_single(NULL, cs->args->argv[1], c, s, wl, wp); window_copy_copy_pipe(wme, s, prefix, command); free(command); free(prefix); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_copy_pipe(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; window_copy_cmd_copy_pipe_no_clear(cs); window_copy_clear_selection(wme); return (WINDOW_COPY_CMD_REDRAW); } static enum window_copy_cmd_action window_copy_cmd_copy_pipe_and_cancel(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; window_copy_cmd_copy_pipe_no_clear(cs); window_copy_clear_selection(wme); return (WINDOW_COPY_CMD_CANCEL); } static enum window_copy_cmd_action window_copy_cmd_goto_line(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; const char *argument = cs->args->argv[1]; if (*argument != '\0') window_copy_goto_line(wme, argument); return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_jump_backward(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; const char *argument = cs->args->argv[1]; if (*argument != '\0') { data->jumptype = WINDOW_COPY_JUMPBACKWARD; data->jumpchar = *argument; for (; np != 0; np--) window_copy_cursor_jump_back(wme); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_jump_forward(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; const char *argument = cs->args->argv[1]; if (*argument != '\0') { data->jumptype = WINDOW_COPY_JUMPFORWARD; data->jumpchar = *argument; for (; np != 0; np--) window_copy_cursor_jump(wme); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_jump_to_backward(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; const char *argument = cs->args->argv[1]; if (*argument != '\0') { data->jumptype = WINDOW_COPY_JUMPTOBACKWARD; data->jumpchar = *argument; for (; np != 0; np--) window_copy_cursor_jump_to_back(wme); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_jump_to_forward(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; const char *argument = cs->args->argv[1]; if (*argument != '\0') { data->jumptype = WINDOW_COPY_JUMPTOFORWARD; data->jumpchar = *argument; for (; np != 0; np--) window_copy_cursor_jump_to(wme); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_search_backward(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; if (!window_copy_expand_search_string(cs)) return (WINDOW_COPY_CMD_NOTHING); if (data->searchstr != NULL) { data->searchtype = WINDOW_COPY_SEARCHUP; data->searchregex = 1; data->timeout = 0; for (; np != 0; np--) window_copy_search_up(wme, 1); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_search_backward_text(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; if (!window_copy_expand_search_string(cs)) return (WINDOW_COPY_CMD_NOTHING); if (data->searchstr != NULL) { data->searchtype = WINDOW_COPY_SEARCHUP; data->searchregex = 0; data->timeout = 0; for (; np != 0; np--) window_copy_search_up(wme, 0); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_search_forward(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; if (!window_copy_expand_search_string(cs)) return (WINDOW_COPY_CMD_NOTHING); if (data->searchstr != NULL) { data->searchtype = WINDOW_COPY_SEARCHDOWN; data->searchregex = 1; data->timeout = 0; for (; np != 0; np--) window_copy_search_down(wme, 1); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_search_forward_text(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; u_int np = wme->prefix; if (!window_copy_expand_search_string(cs)) return (WINDOW_COPY_CMD_NOTHING); if (data->searchstr != NULL) { data->searchtype = WINDOW_COPY_SEARCHDOWN; data->searchregex = 0; data->timeout = 0; for (; np != 0; np--) window_copy_search_down(wme, 0); } return (WINDOW_COPY_CMD_NOTHING); } static enum window_copy_cmd_action window_copy_cmd_search_backward_incremental(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; const char *argument = cs->args->argv[1]; const char *ss = data->searchstr; char prefix; enum window_copy_cmd_action action = WINDOW_COPY_CMD_NOTHING; data->timeout = 0; prefix = *argument++; if (data->searchx == -1 || data->searchy == -1) { data->searchx = data->cx; data->searchy = data->cy; data->searcho = data->oy; } else if (ss != NULL && strcmp(argument, ss) != 0) { data->cx = data->searchx; data->cy = data->searchy; data->oy = data->searcho; action = WINDOW_COPY_CMD_REDRAW; } if (*argument == '\0') { window_copy_clear_marks(wme); return (WINDOW_COPY_CMD_REDRAW); } switch (prefix) { case '=': case '-': data->searchtype = WINDOW_COPY_SEARCHUP; data->searchregex = 0; free(data->searchstr); data->searchstr = xstrdup(argument); if (!window_copy_search_up(wme, 0)) { window_copy_clear_marks(wme); return (WINDOW_COPY_CMD_REDRAW); } break; case '+': data->searchtype = WINDOW_COPY_SEARCHDOWN; data->searchregex = 0; free(data->searchstr); data->searchstr = xstrdup(argument); if (!window_copy_search_down(wme, 0)) { window_copy_clear_marks(wme); return (WINDOW_COPY_CMD_REDRAW); } break; } return (action); } static enum window_copy_cmd_action window_copy_cmd_search_forward_incremental(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_copy_mode_data *data = wme->data; const char *argument = cs->args->argv[1]; const char *ss = data->searchstr; char prefix; enum window_copy_cmd_action action = WINDOW_COPY_CMD_NOTHING; data->timeout = 0; prefix = *argument++; if (data->searchx == -1 || data->searchy == -1) { data->searchx = data->cx; data->searchy = data->cy; data->searcho = data->oy; } else if (ss != NULL && strcmp(argument, ss) != 0) { data->cx = data->searchx; data->cy = data->searchy; data->oy = data->searcho; action = WINDOW_COPY_CMD_REDRAW; } if (*argument == '\0') { window_copy_clear_marks(wme); return (WINDOW_COPY_CMD_REDRAW); } switch (prefix) { case '=': case '+': data->searchtype = WINDOW_COPY_SEARCHDOWN; data->searchregex = 0; free(data->searchstr); data->searchstr = xstrdup(argument); if (!window_copy_search_down(wme, 0)) { window_copy_clear_marks(wme); return (WINDOW_COPY_CMD_REDRAW); } break; case '-': data->searchtype = WINDOW_COPY_SEARCHUP; data->searchregex = 0; free(data->searchstr); data->searchstr = xstrdup(argument); if (!window_copy_search_up(wme, 0)) { window_copy_clear_marks(wme); return (WINDOW_COPY_CMD_REDRAW); } } return (action); } static enum window_copy_cmd_action window_copy_cmd_refresh_from_pane(struct window_copy_cmd_state *cs) { struct window_mode_entry *wme = cs->wme; struct window_pane *wp = wme->swp; struct window_copy_mode_data *data = wme->data; if (data->viewmode) return (WINDOW_COPY_CMD_NOTHING); screen_free(data->backing); free(data->backing); data->backing = window_copy_clone_screen(&wp->base, &data->screen, NULL, NULL, wme->swp != wme->wp); window_copy_size_changed(wme); return (WINDOW_COPY_CMD_REDRAW); } static const struct { const char *command; int minargs; int maxargs; int ismotion; enum window_copy_cmd_action (*f)(struct window_copy_cmd_state *); } window_copy_cmd_table[] = { { "append-selection", 0, 0, 0, window_copy_cmd_append_selection }, { "append-selection-and-cancel", 0, 0, 0, window_copy_cmd_append_selection_and_cancel }, { "back-to-indentation", 0, 0, 0, window_copy_cmd_back_to_indentation }, { "begin-selection", 0, 0, 0, window_copy_cmd_begin_selection }, { "bottom-line", 0, 0, 1, window_copy_cmd_bottom_line }, { "cancel", 0, 0, 0, window_copy_cmd_cancel }, { "clear-selection", 0, 0, 0, window_copy_cmd_clear_selection }, { "copy-end-of-line", 0, 1, 0, window_copy_cmd_copy_end_of_line }, { "copy-line", 0, 1, 0, window_copy_cmd_copy_line }, { "copy-pipe-no-clear", 0, 2, 0, window_copy_cmd_copy_pipe_no_clear }, { "copy-pipe", 0, 2, 0, window_copy_cmd_copy_pipe }, { "copy-pipe-and-cancel", 0, 2, 0, window_copy_cmd_copy_pipe_and_cancel }, { "copy-selection-no-clear", 0, 1, 0, window_copy_cmd_copy_selection_no_clear }, { "copy-selection", 0, 1, 0, window_copy_cmd_copy_selection }, { "copy-selection-and-cancel", 0, 1, 0, window_copy_cmd_copy_selection_and_cancel }, { "cursor-down", 0, 0, 1, window_copy_cmd_cursor_down }, { "cursor-down-and-cancel", 0, 0, 0, window_copy_cmd_cursor_down_and_cancel }, { "cursor-left", 0, 0, 1, window_copy_cmd_cursor_left }, { "cursor-right", 0, 0, 1, window_copy_cmd_cursor_right }, { "cursor-up", 0, 0, 1, window_copy_cmd_cursor_up }, { "end-of-line", 0, 0, 1, window_copy_cmd_end_of_line }, { "goto-line", 1, 1, 1, window_copy_cmd_goto_line }, { "halfpage-down", 0, 0, 1, window_copy_cmd_halfpage_down }, { "halfpage-down-and-cancel", 0, 0, 0, window_copy_cmd_halfpage_down_and_cancel }, { "halfpage-up", 0, 0, 1, window_copy_cmd_halfpage_up }, { "history-bottom", 0, 0, 1, window_copy_cmd_history_bottom }, { "history-top", 0, 0, 1, window_copy_cmd_history_top }, { "jump-again", 0, 0, 1, window_copy_cmd_jump_again }, { "jump-backward", 1, 1, 1, window_copy_cmd_jump_backward }, { "jump-forward", 1, 1, 1, window_copy_cmd_jump_forward }, { "jump-reverse", 0, 0, 1, window_copy_cmd_jump_reverse }, { "jump-to-backward", 1, 1, 1, window_copy_cmd_jump_to_backward }, { "jump-to-forward", 1, 1, 1, window_copy_cmd_jump_to_forward }, { "middle-line", 0, 0, 1, window_copy_cmd_middle_line }, { "next-matching-bracket", 0, 0, 0, window_copy_cmd_next_matching_bracket }, { "next-paragraph", 0, 0, 1, window_copy_cmd_next_paragraph }, { "next-space", 0, 0, 1, window_copy_cmd_next_space }, { "next-space-end", 0, 0, 1, window_copy_cmd_next_space_end }, { "next-word", 0, 0, 1, window_copy_cmd_next_word }, { "next-word-end", 0, 0, 1, window_copy_cmd_next_word_end }, { "other-end", 0, 0, 1, window_copy_cmd_other_end }, { "page-down", 0, 0, 1, window_copy_cmd_page_down }, { "page-down-and-cancel", 0, 0, 0, window_copy_cmd_page_down_and_cancel }, { "page-up", 0, 0, 1, window_copy_cmd_page_up }, { "previous-matching-bracket", 0, 0, 0, window_copy_cmd_previous_matching_bracket }, { "previous-paragraph", 0, 0, 1, window_copy_cmd_previous_paragraph }, { "previous-space", 0, 0, 1, window_copy_cmd_previous_space }, { "previous-word", 0, 0, 1, window_copy_cmd_previous_word }, { "rectangle-toggle", 0, 0, 0, window_copy_cmd_rectangle_toggle }, { "refresh-from-pane", 0, 0, 0, window_copy_cmd_refresh_from_pane }, { "scroll-down", 0, 0, 1, window_copy_cmd_scroll_down }, { "scroll-down-and-cancel", 0, 0, 0, window_copy_cmd_scroll_down_and_cancel }, { "scroll-up", 0, 0, 1, window_copy_cmd_scroll_up }, { "search-again", 0, 0, 0, window_copy_cmd_search_again }, { "search-backward", 0, 1, 0, window_copy_cmd_search_backward }, { "search-backward-text", 0, 1, 0, window_copy_cmd_search_backward_text }, { "search-backward-incremental", 1, 1, 0, window_copy_cmd_search_backward_incremental }, { "search-forward", 0, 1, 0, window_copy_cmd_search_forward }, { "search-forward-text", 0, 1, 0, window_copy_cmd_search_forward_text }, { "search-forward-incremental", 1, 1, 0, window_copy_cmd_search_forward_incremental }, { "search-reverse", 0, 0, 0, window_copy_cmd_search_reverse }, { "select-line", 0, 0, 0, window_copy_cmd_select_line }, { "select-word", 0, 0, 0, window_copy_cmd_select_word }, { "start-of-line", 0, 0, 1, window_copy_cmd_start_of_line }, { "stop-selection", 0, 0, 0, window_copy_cmd_stop_selection }, { "top-line", 0, 0, 1, window_copy_cmd_top_line }, }; static void window_copy_command(struct window_mode_entry *wme, struct client *c, struct session *s, struct winlink *wl, struct args *args, struct mouse_event *m) { struct window_copy_mode_data *data = wme->data; struct window_copy_cmd_state cs; enum window_copy_cmd_action action; const char *command; u_int i; int ismotion = 0, keys; if (args->argc == 0) return; command = args->argv[0]; if (m != NULL && m->valid && !MOUSE_WHEEL(m->b)) window_copy_move_mouse(m); cs.wme = wme; cs.args = args; cs.m = m; cs.c = c; cs.s = s; cs.wl = wl; action = WINDOW_COPY_CMD_NOTHING; for (i = 0; i < nitems(window_copy_cmd_table); i++) { if (strcmp(window_copy_cmd_table[i].command, command) == 0) { if (args->argc - 1 < window_copy_cmd_table[i].minargs || args->argc - 1 > window_copy_cmd_table[i].maxargs) break; ismotion = window_copy_cmd_table[i].ismotion; action = window_copy_cmd_table[i].f (&cs); break; } } if (strncmp(command, "search-", 7) != 0 && data->searchmark != NULL) { keys = options_get_number(wme->wp->window->options, "mode-keys"); if (keys != MODEKEY_VI || !ismotion) { window_copy_clear_marks(wme); data->searchx = data->searchy = -1; } else if (data->searchthis != -1) { data->searchthis = -1; action = WINDOW_COPY_CMD_REDRAW; } if (action == WINDOW_COPY_CMD_NOTHING) action = WINDOW_COPY_CMD_REDRAW; } wme->prefix = 1; if (action == WINDOW_COPY_CMD_CANCEL) window_pane_reset_mode(wme->wp); else if (action == WINDOW_COPY_CMD_REDRAW) window_copy_redraw_screen(wme); } static void window_copy_scroll_to(struct window_mode_entry *wme, u_int px, u_int py) { struct window_copy_mode_data *data = wme->data; struct grid *gd = data->backing->grid; u_int offset, gap; data->cx = px; if (py >= gd->hsize - data->oy && py < gd->hsize - data->oy + gd->sy) data->cy = py - (gd->hsize - data->oy); else { gap = gd->sy / 4; if (py < gd->sy) { offset = 0; data->cy = py; } else if (py > gd->hsize + gd->sy - gap) { offset = gd->hsize; data->cy = py - gd->hsize; } else { offset = py + gap - gd->sy; data->cy = py - offset; } data->oy = gd->hsize - offset; } if (data->searchmark != NULL && !data->timeout) window_copy_search_marks(wme, NULL, data->searchregex); window_copy_update_selection(wme, 1, 0); window_copy_redraw_screen(wme); } static int window_copy_search_compare(struct grid *gd, u_int px, u_int py, struct grid *sgd, u_int spx, int cis) { struct grid_cell gc, sgc; const struct utf8_data *ud, *sud; grid_get_cell(gd, px, py, &gc); ud = &gc.data; grid_get_cell(sgd, spx, 0, &sgc); sud = &sgc.data; if (ud->size != sud->size || ud->width != sud->width) return (0); if (cis && ud->size == 1) return (tolower(ud->data[0]) == sud->data[0]); return (memcmp(ud->data, sud->data, ud->size) == 0); } static int window_copy_search_lr(struct grid *gd, struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last, int cis) { u_int ax, bx, px, pywrap, endline; int matched; struct grid_line *gl; endline = gd->hsize + gd->sy - 1; for (ax = first; ax < last; ax++) { for (bx = 0; bx < sgd->sx; bx++) { px = ax + bx; pywrap = py; /* Wrap line. */ while (px >= gd->sx && pywrap < endline) { gl = grid_get_line(gd, pywrap); if (~gl->flags & GRID_LINE_WRAPPED) break; px -= gd->sx; pywrap++; } /* We have run off the end of the grid. */ if (px >= gd->sx) break; matched = window_copy_search_compare(gd, px, pywrap, sgd, bx, cis); if (!matched) break; } if (bx == sgd->sx) { *ppx = ax; return (1); } } return (0); } static int window_copy_search_rl(struct grid *gd, struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last, int cis) { u_int ax, bx, px, pywrap, endline; int matched; struct grid_line *gl; endline = gd->hsize + gd->sy - 1; for (ax = last; ax > first; ax--) { for (bx = 0; bx < sgd->sx; bx++) { px = ax - 1 + bx; pywrap = py; /* Wrap line. */ while (px >= gd->sx && pywrap < endline) { gl = grid_get_line(gd, pywrap); if (~gl->flags & GRID_LINE_WRAPPED) break; px -= gd->sx; pywrap++; } /* We have run off the end of the grid. */ if (px >= gd->sx) break; matched = window_copy_search_compare(gd, px, pywrap, sgd, bx, cis); if (!matched) break; } if (bx == sgd->sx) { *ppx = ax - 1; return (1); } } return (0); } static int window_copy_search_lr_regex(struct grid *gd, u_int *ppx, u_int *psx, u_int py, u_int first, u_int last, regex_t *reg) { int eflags = 0; u_int endline, foundx, foundy, len, pywrap, size = 1; char *buf; regmatch_t regmatch; struct grid_line *gl; /* * This can happen during search if the last match was the last * character on a line. */ if (first >= last) return (0); /* Set flags for regex search. */ if (first != 0) eflags |= REG_NOTBOL; /* Need to look at the entire string. */ buf = xmalloc(size); buf[0] = '\0'; buf = window_copy_stringify(gd, py, first, gd->sx, buf, &size); len = gd->sx - first; endline = gd->hsize + gd->sy - 1; pywrap = py; while (buf != NULL && pywrap <= endline) { gl = grid_get_line(gd, pywrap); if (~gl->flags & GRID_LINE_WRAPPED) break; pywrap++; buf = window_copy_stringify(gd, pywrap, 0, gd->sx, buf, &size); len += gd->sx; } if (regexec(reg, buf, 1, ®match, eflags) == 0) { foundx = first; foundy = py; window_copy_cstrtocellpos(gd, len, &foundx, &foundy, buf + regmatch.rm_so); if (foundy == py && foundx < last) { *ppx = foundx; len -= foundx - first; window_copy_cstrtocellpos(gd, len, &foundx, &foundy, buf + regmatch.rm_eo); *psx = foundx; while (foundy > py) { *psx += gd->sx; foundy--; } *psx -= *ppx; free(buf); return (1); } } free(buf); *ppx = 0; *psx = 0; return (0); } static int window_copy_search_rl_regex(struct grid *gd, u_int *ppx, u_int *psx, u_int py, u_int first, u_int last, regex_t *reg) { int eflags = 0; u_int endline, len, pywrap, size = 1; char *buf; struct grid_line *gl; /* Set flags for regex search. */ if (first != 0) eflags |= REG_NOTBOL; /* Need to look at the entire string. */ buf = xmalloc(size); buf[0] = '\0'; buf = window_copy_stringify(gd, py, first, gd->sx, buf, &size); len = gd->sx - first; endline = gd->hsize + gd->sy - 1; pywrap = py; while (buf != NULL && (pywrap <= endline)) { gl = grid_get_line(gd, pywrap); if (~gl->flags & GRID_LINE_WRAPPED) break; pywrap++; buf = window_copy_stringify(gd, pywrap, 0, gd->sx, buf, &size); len += gd->sx; } if (window_copy_last_regex(gd, py, first, last, len, ppx, psx, buf, reg, eflags)) { free(buf); return (1); } free(buf); *ppx = 0; *psx = 0; return (0); } static const char * window_copy_cellstring(const struct grid_line *gl, u_int px, size_t *size) { struct grid_cell_entry *gce; if (px >= gl->cellsize) { *size = 1; return (" "); } gce = &gl->celldata[px]; if (~gce->flags & GRID_FLAG_EXTENDED) { *size = 1; return (&gce->data.data); } *size = gl->extddata[gce->offset].data.size; return (gl->extddata[gce->offset].data.data); } /* Find last match in given range. */ static int window_copy_last_regex(struct grid *gd, u_int py, u_int first, u_int last, u_int len, u_int *ppx, u_int *psx, const char *buf, const regex_t *preg, int eflags) { u_int foundx, foundy, oldx, px = 0, savepx, savesx = 0; regmatch_t regmatch; foundx = first; foundy = py; oldx = first; while (regexec(preg, buf + px, 1, ®match, eflags) == 0) { window_copy_cstrtocellpos(gd, len, &foundx, &foundy, buf + px + regmatch.rm_so); if (foundy > py || foundx >= last) break; len -= foundx - oldx; savepx = foundx; window_copy_cstrtocellpos(gd, len, &foundx, &foundy, buf + px + regmatch.rm_eo); if (foundy > py || foundx >= last) { *ppx = savepx; *psx = foundx; while (foundy > py) { *psx += gd->sx; foundy--; } *psx -= *ppx; return (1); } else { savesx = foundx - savepx; len -= savesx; oldx = foundx; } px += regmatch.rm_eo; } if (savesx > 0) { *ppx = savepx; *psx = savesx; return (1); } else { *ppx = 0; *psx = 0; return (0); } } /* Stringify line and append to input buffer. Caller frees. */ static char * window_copy_stringify(struct grid *gd, u_int py, u_int first, u_int last, char *buf, u_int *size) { u_int ax, bx, newsize = *size; const struct grid_line *gl; const char *d; size_t bufsize = 1024, dlen; while (bufsize < newsize) bufsize *= 2; buf = xrealloc(buf, bufsize); gl = grid_peek_line(gd, py); bx = *size - 1; for (ax = first; ax < last; ax++) { d = window_copy_cellstring(gl, ax, &dlen); newsize += dlen; while (bufsize < newsize) { bufsize *= 2; buf = xrealloc(buf, bufsize); } if (dlen == 1) buf[bx++] = *d; else { memcpy(buf + bx, d, dlen); bx += dlen; } } buf[newsize - 1] = '\0'; *size = newsize; return (buf); } /* Map start of C string containing UTF-8 data to grid cell position. */ static void window_copy_cstrtocellpos(struct grid *gd, u_int ncells, u_int *ppx, u_int *ppy, const char *str) { u_int cell, ccell, px, pywrap, pos, len; int match; const struct grid_line *gl; const char *d; size_t dlen; struct { const char *d; size_t dlen; } *cells; /* Populate the array of cell data. */ cells = xreallocarray(NULL, ncells, sizeof cells[0]); cell = 0; px = *ppx; pywrap = *ppy; gl = grid_peek_line(gd, pywrap); while (cell < ncells) { cells[cell].d = window_copy_cellstring(gl, px, &cells[cell].dlen); cell++; px++; if (px == gd->sx) { px = 0; pywrap++; gl = grid_peek_line(gd, pywrap); } } /* Locate starting cell. */ cell = 0; len = strlen(str); while (cell < ncells) { ccell = cell; pos = 0; match = 1; while (ccell < ncells) { if (str[pos] == '\0') { match = 0; break; } d = cells[ccell].d; dlen = cells[ccell].dlen; if (dlen == 1) { if (str[pos] != *d) { match = 0; break; } pos++; } else { if (dlen > len - pos) dlen = len - pos; if (memcmp(str + pos, d, dlen) != 0) { match = 0; break; } pos += dlen; } ccell++; } if (match) break; cell++; } /* If not found this will be one past the end. */ px = *ppx + cell; pywrap = *ppy; while (px >= gd->sx) { px -= gd->sx; pywrap++; } *ppx = px; *ppy = pywrap; /* Free cell data. */ free(cells); } static void window_copy_move_left(struct screen *s, u_int *fx, u_int *fy, int wrapflag) { if (*fx == 0) { /* left */ if (*fy == 0) { /* top */ if (wrapflag) { *fx = screen_size_x(s) - 1; *fy = screen_hsize(s) + screen_size_y(s) - 1; } return; } *fx = screen_size_x(s) - 1; *fy = *fy - 1; } else *fx = *fx - 1; } static void window_copy_move_right(struct screen *s, u_int *fx, u_int *fy, int wrapflag) { if (*fx == screen_size_x(s) - 1) { /* right */ if (*fy == screen_hsize(s) + screen_size_y(s) - 1) { /* bottom */ if (wrapflag) { *fx = 0; *fy = 0; } return; } *fx = 0; *fy = *fy + 1; } else *fx = *fx + 1; } static int window_copy_is_lowercase(const char *ptr) { while (*ptr != '\0') { if (*ptr != tolower((u_char)*ptr)) return (0); ++ptr; } return (1); } /* * Search for text stored in sgd starting from position fx,fy up to endline. If * found, jump to it. If cis then ignore case. The direction is 0 for searching * up, down otherwise. If wrap then go to begin/end of grid and try again if * not found. */ static int window_copy_search_jump(struct window_mode_entry *wme, struct grid *gd, struct grid *sgd, u_int fx, u_int fy, u_int endline, int cis, int wrap, int direction, int regex) { u_int i, px, sx, ssize = 1; int found = 0, cflags = REG_EXTENDED; char *sbuf; regex_t reg; if (regex) { sbuf = xmalloc(ssize); sbuf[0] = '\0'; sbuf = window_copy_stringify(sgd, 0, 0, sgd->sx, sbuf, &ssize); if (cis) cflags |= REG_ICASE; if (regcomp(®, sbuf, cflags) != 0) { free(sbuf); return (0); } } if (direction) { for (i = fy; i <= endline; i++) { if (regex) { found = window_copy_search_lr_regex(gd, &px, &sx, i, fx, gd->sx, ®); } else { found = window_copy_search_lr(gd, sgd, &px, i, fx, gd->sx, cis); } if (found) break; fx = 0; } } else { for (i = fy + 1; endline < i; i--) { if (regex) { found = window_copy_search_rl_regex(gd, &px, &sx, i - 1, 0, fx + 1, ®); } else { found = window_copy_search_rl(gd, sgd, &px, i - 1, 0, fx + 1, cis); } if (found) { i--; break; } fx = gd->sx - 1; } } if (regex) { free(sbuf); regfree(®); } if (found) { window_copy_scroll_to(wme, px, i); return (1); } if (wrap) { return (window_copy_search_jump(wme, gd, sgd, direction ? 0 : gd->sx - 1, direction ? 0 : gd->hsize + gd->sy - 1, fy, cis, 0, direction, regex)); } return (0); } /* * Search in for text searchstr. If direction is 0 then search up, otherwise * down. */ static int window_copy_search(struct window_mode_entry *wme, int direction, int regex) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; struct screen *s = data->backing, ss; struct screen_write_ctx ctx; struct grid *gd = s->grid; const char *str = data->searchstr; u_int fx, fy, endline; int wrapflag, cis, found; if (regex && str[strcspn(str, "^$*+()?[].\\")] == '\0') regex = 0; if (data->timeout) return (0); free(wp->searchstr); wp->searchstr = xstrdup(str); wp->searchregex = regex; fx = data->cx; fy = screen_hsize(data->backing) - data->oy + data->cy; screen_init(&ss, screen_write_strlen("%s", str), 1, 0); screen_write_start(&ctx, NULL, &ss); screen_write_nputs(&ctx, -1, &grid_default_cell, "%s", str); screen_write_stop(&ctx); wrapflag = options_get_number(wp->window->options, "wrap-search"); cis = window_copy_is_lowercase(str); if (direction) { window_copy_move_right(s, &fx, &fy, wrapflag); endline = gd->hsize + gd->sy - 1; } else { window_copy_move_left(s, &fx, &fy, wrapflag); endline = 0; } found = window_copy_search_jump(wme, gd, ss.grid, fx, fy, endline, cis, wrapflag, direction, regex); if (window_copy_search_marks(wme, &ss, regex)) window_copy_redraw_screen(wme); screen_free(&ss); return (found); } static int window_copy_search_marks(struct window_mode_entry *wme, struct screen *ssp, int regex) { struct window_copy_mode_data *data = wme->data; struct screen *s = data->backing, ss; struct screen_write_ctx ctx; struct grid *gd = s->grid; const struct grid_line *gl; int found, cis, which = -1; int cflags = REG_EXTENDED; u_int px, py, b, nfound = 0, width; u_int ssize = 1; char *sbuf; regex_t reg; time_t tstart, t; if (ssp == NULL) { width = screen_write_strlen("%s", data->searchstr); screen_init(&ss, width, 1, 0); screen_write_start(&ctx, NULL, &ss); screen_write_nputs(&ctx, -1, &grid_default_cell, "%s", data->searchstr); screen_write_stop(&ctx); ssp = &ss; } else width = screen_size_x(ssp); cis = window_copy_is_lowercase(data->searchstr); free(data->searchmark); data->searchmark = bit_alloc((gd->hsize + gd->sy) * gd->sx); if (regex) { sbuf = xmalloc(ssize); sbuf[0] = '\0'; sbuf = window_copy_stringify(ssp->grid, 0, 0, ssp->grid->sx, sbuf, &ssize); if (cis) cflags |= REG_ICASE; if (regcomp(®, sbuf, cflags) != 0) { free(sbuf); return (0); } } time(&tstart); for (py = gd->hsize - data->oy; py > 0; py--) { gl = grid_peek_line(gd, py - 1); if (~gl->flags & GRID_LINE_WRAPPED) break; } for (; py < gd->hsize - data->oy + gd->sy; py++) { px = 0; for (;;) { if (regex) { found = window_copy_search_lr_regex(gd, &px, &width, py, px, gd->sx, ®); if (!found) break; } else { found = window_copy_search_lr(gd, ssp->grid, &px, py, px, gd->sx, cis); if (!found) break; } nfound++; if (px == data->cx && py == gd->hsize + data->cy - data->oy) which = nfound; b = (py * gd->sx) + px; bit_nset(data->searchmark, b, b + width - 1); px++; } time(&t); if (t - tstart > WINDOW_COPY_SEARCH_TIMEOUT) { data->timeout = 1; break; } } if (regex) { free(sbuf); regfree(®); } if (data->timeout) { window_copy_clear_marks(wme); return (1); } if (which != -1) data->searchthis = 1 + nfound - which; else data->searchthis = -1; data->searchcount = nfound; if (ssp == &ss) screen_free(&ss); return (1); } static void window_copy_clear_marks(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; free(data->searchmark); data->searchmark = NULL; } static int window_copy_search_up(struct window_mode_entry *wme, int regex) { return (window_copy_search(wme, 0, regex)); } static int window_copy_search_down(struct window_mode_entry *wme, int regex) { return (window_copy_search(wme, 1, regex)); } static void window_copy_goto_line(struct window_mode_entry *wme, const char *linestr) { struct window_copy_mode_data *data = wme->data; const char *errstr; int lineno; lineno = strtonum(linestr, -1, INT_MAX, &errstr); if (errstr != NULL) return; if (lineno < 0 || (u_int)lineno > screen_hsize(data->backing)) lineno = screen_hsize(data->backing); data->oy = lineno; window_copy_update_selection(wme, 1, 0); window_copy_redraw_screen(wme); } static void window_copy_write_line(struct window_mode_entry *wme, struct screen_write_ctx *ctx, u_int py) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; struct options *oo = wp->window->options; struct grid_cell gc; char hdr[512]; size_t size = 0; u_int hsize = screen_hsize(data->backing); style_apply(&gc, oo, "mode-style"); gc.flags |= GRID_FLAG_NOPALETTE; if (py == 0 && s->rupper < s->rlower && !data->hide_position) { if (data->searchmark == NULL) { if (data->timeout) { size = xsnprintf(hdr, sizeof hdr, "(timed out) [%u/%u]", data->oy, hsize); } else { size = xsnprintf(hdr, sizeof hdr, "[%u/%u]", data->oy, hsize); } } else { if (data->searchthis == -1) { size = xsnprintf(hdr, sizeof hdr, "(%u results) [%d/%u]", data->searchcount, data->oy, hsize); } else { size = xsnprintf(hdr, sizeof hdr, "(%u/%u results) [%d/%u]", data->searchthis, data->searchcount, data->oy, hsize); } } if (size > screen_size_x(s)) size = screen_size_x(s); screen_write_cursormove(ctx, screen_size_x(s) - size, 0, 0); screen_write_puts(ctx, &gc, "%s", hdr); } else size = 0; if (size < screen_size_x(s)) { screen_write_cursormove(ctx, 0, py, 0); screen_write_copy(ctx, data->backing, 0, hsize - data->oy + py, screen_size_x(s) - size, 1, data->searchmark, &gc); } if (py == data->cy && data->cx == screen_size_x(s)) { memcpy(&gc, &grid_default_cell, sizeof gc); screen_write_cursormove(ctx, screen_size_x(s) - 1, py, 0); screen_write_putc(ctx, &gc, '$'); } } static void window_copy_write_lines(struct window_mode_entry *wme, struct screen_write_ctx *ctx, u_int py, u_int ny) { u_int yy; for (yy = py; yy < py + ny; yy++) window_copy_write_line(wme, ctx, py); } static void window_copy_redraw_selection(struct window_mode_entry *wme, u_int old_y) { struct window_copy_mode_data *data = wme->data; struct grid *gd = data->backing->grid; u_int new_y, start, end; new_y = data->cy; if (old_y <= new_y) { start = old_y; end = new_y; } else { start = new_y; end = old_y; } /* * In word selection mode the first word on the line below the cursor * might be selected, so add this line to the redraw area. */ if (data->selflag == SEL_WORD) { /* Last grid line in data coordinates. */ if (end < gd->sy + data->oy - 1) end++; } window_copy_redraw_lines(wme, start, end - start + 1); } static void window_copy_redraw_lines(struct window_mode_entry *wme, u_int py, u_int ny) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; struct screen_write_ctx ctx; u_int i; screen_write_start(&ctx, wp, NULL); for (i = py; i < py + ny; i++) window_copy_write_line(wme, &ctx, i); screen_write_cursormove(&ctx, data->cx, data->cy, 0); screen_write_stop(&ctx); } static void window_copy_redraw_screen(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; window_copy_redraw_lines(wme, 0, screen_size_y(&data->screen)); } static void window_copy_synchronize_cursor_end(struct window_mode_entry *wme, int begin, int no_reset) { struct window_copy_mode_data *data = wme->data; u_int xx, yy; yy = screen_hsize(data->backing) + data->cy - data->oy; switch (data->selflag) { case SEL_WORD: xx = data->cx; if (no_reset) break; begin = 0; if (data->dy > yy || (data->dy == yy && data->dx > xx)) { /* Right to left selection. */ window_copy_cursor_previous_word_pos(wme, data->ws, 0, &xx, &yy); begin = 1; /* Reset the end. */ data->endselx = data->endselrx; data->endsely = data->endselry; } else { /* Left to right selection. */ if (xx >= window_copy_find_length(wme, yy) || !window_copy_in_set(wme, xx + 1, yy, data->ws)) window_copy_cursor_next_word_end_pos(wme, data->ws, &xx, &yy); /* Reset the start. */ data->selx = data->selrx; data->sely = data->selry; } break; case SEL_LINE: if (no_reset) { xx = data->cx; break; } begin = 0; if (data->dy > yy) { /* Right to left selection. */ xx = 0; begin = 1; /* Reset the end. */ data->endselx = data->endselrx; data->endsely = data->endselry; } else { /* Left to right selection. */ xx = window_copy_find_length(wme, yy); /* Reset the start. */ data->selx = data->selrx; data->sely = data->selry; } break; case SEL_CHAR: xx = data->cx; break; } if (begin) { data->selx = xx; data->sely = yy; } else { data->endselx = xx; data->endsely = yy; } } static void window_copy_synchronize_cursor(struct window_mode_entry *wme, int no_reset) { struct window_copy_mode_data *data = wme->data; switch (data->cursordrag) { case CURSORDRAG_ENDSEL: window_copy_synchronize_cursor_end(wme, 0, no_reset); break; case CURSORDRAG_SEL: window_copy_synchronize_cursor_end(wme, 1, no_reset); break; case CURSORDRAG_NONE: break; } } static void window_copy_update_cursor(struct window_mode_entry *wme, u_int cx, u_int cy) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; struct screen_write_ctx ctx; u_int old_cx, old_cy; old_cx = data->cx; old_cy = data->cy; data->cx = cx; data->cy = cy; if (old_cx == screen_size_x(s)) window_copy_redraw_lines(wme, old_cy, 1); if (data->cx == screen_size_x(s)) window_copy_redraw_lines(wme, data->cy, 1); else { screen_write_start(&ctx, wp, NULL); screen_write_cursormove(&ctx, data->cx, data->cy, 0); screen_write_stop(&ctx); } } static void window_copy_start_selection(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; data->selx = data->cx; data->sely = screen_hsize(data->backing) + data->cy - data->oy; data->endselx = data->selx; data->endsely = data->sely; data->cursordrag = CURSORDRAG_ENDSEL; window_copy_set_selection(wme, 1, 0); } static int window_copy_adjust_selection(struct window_mode_entry *wme, u_int *selx, u_int *sely) { struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; u_int sx, sy, ty; int relpos; sx = *selx; sy = *sely; ty = screen_hsize(data->backing) - data->oy; if (sy < ty) { relpos = WINDOW_COPY_REL_POS_ABOVE; if (!data->rectflag) sx = 0; sy = 0; } else if (sy > ty + screen_size_y(s) - 1) { relpos = WINDOW_COPY_REL_POS_BELOW; if (!data->rectflag) sx = screen_size_x(s) - 1; sy = screen_size_y(s) - 1; } else { relpos = WINDOW_COPY_REL_POS_ON_SCREEN; sy -= ty; } *selx = sx; *sely = sy; return (relpos); } static int window_copy_update_selection(struct window_mode_entry *wme, int may_redraw, int no_reset) { struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; if (s->sel == NULL && data->lineflag == LINE_SEL_NONE) return (0); return (window_copy_set_selection(wme, may_redraw, no_reset)); } static int window_copy_set_selection(struct window_mode_entry *wme, int may_redraw, int no_reset) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; struct options *oo = wp->window->options; struct grid_cell gc; u_int sx, sy, cy, endsx, endsy; int startrelpos, endrelpos; window_copy_synchronize_cursor(wme, no_reset); /* Adjust the selection. */ sx = data->selx; sy = data->sely; startrelpos = window_copy_adjust_selection(wme, &sx, &sy); /* Adjust the end of selection. */ endsx = data->endselx; endsy = data->endsely; endrelpos = window_copy_adjust_selection(wme, &endsx, &endsy); /* Selection is outside of the current screen */ if (startrelpos == endrelpos && startrelpos != WINDOW_COPY_REL_POS_ON_SCREEN) { screen_hide_selection(s); return (0); } /* Set colours and selection. */ style_apply(&gc, oo, "mode-style"); gc.flags |= GRID_FLAG_NOPALETTE; screen_set_selection(s, sx, sy, endsx, endsy, data->rectflag, data->modekeys, &gc); if (data->rectflag && may_redraw) { /* * Can't rely on the caller to redraw the right lines for * rectangle selection - find the highest line and the number * of lines, and redraw just past that in both directions */ cy = data->cy; if (data->cursordrag == CURSORDRAG_ENDSEL) { if (sy < cy) window_copy_redraw_lines(wme, sy, cy - sy + 1); else window_copy_redraw_lines(wme, cy, sy - cy + 1); } else { if (endsy < cy) { window_copy_redraw_lines(wme, endsy, cy - endsy + 1); } else { window_copy_redraw_lines(wme, cy, endsy - cy + 1); } } } return (1); } static void * window_copy_get_selection(struct window_mode_entry *wme, size_t *len) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; char *buf; size_t off; u_int i, xx, yy, sx, sy, ex, ey, ey_last; u_int firstsx, lastex, restex, restsx, selx; int keys; if (data->screen.sel == NULL && data->lineflag == LINE_SEL_NONE) return (NULL); 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->endselx; yy = data->endsely; 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. */ ey_last = window_copy_find_length(wme, ey); if (ex > ey_last) ex = ey_last; /* * 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); /* * Behave according to mode-keys. If it is emacs, copy like emacs, * keeping the top-left-most character, and dropping the * bottom-right-most, regardless of copy direction. If it is vi, also * keep bottom-right-most character. */ keys = options_get_number(wp->window->options, "mode-keys"); 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->cursordrag == CURSORDRAG_ENDSEL) selx = data->selx; else selx = data->endselx; if (selx < data->cx) { /* Selection start is on the left. */ if (keys == MODEKEY_EMACS) { lastex = data->cx; restex = data->cx; } else { lastex = data->cx + 1; restex = data->cx + 1; } firstsx = selx; restsx = selx; } else { /* Cursor is on the left. */ lastex = selx + 1; restex = selx + 1; firstsx = data->cx; restsx = data->cx; } } else { if (keys == MODEKEY_EMACS) lastex = ex; else lastex = ex + 1; restex = xx; firstsx = sx; restsx = 0; } /* Copy the lines. */ for (i = sy; i <= ey; i++) { window_copy_copy_line(wme, &buf, &off, i, (i == sy ? firstsx : restsx), (i == ey ? lastex : restex)); } /* Don't bother if no data. */ if (off == 0) { free(buf); return (NULL); } if (keys == MODEKEY_EMACS || lastex <= ey_last) off -= 1; /* remove final \n (unless at end in vi mode) */ *len = off; return (buf); } static void window_copy_copy_buffer(struct window_mode_entry *wme, const char *prefix, void *buf, size_t len) { struct window_pane *wp = wme->wp; struct screen_write_ctx ctx; if (options_get_number(global_options, "set-clipboard") != 0) { screen_write_start(&ctx, wp, NULL); screen_write_setselection(&ctx, buf, len); screen_write_stop(&ctx); notify_pane("pane-set-clipboard", wp); } paste_add(prefix, buf, len); } static void window_copy_copy_pipe(struct window_mode_entry *wme, struct session *s, const char *prefix, const char *cmd) { void *buf; size_t len; struct job *job; buf = window_copy_get_selection(wme, &len); if (buf == NULL) return; if (cmd == NULL || *cmd == '\0') cmd = options_get_string(global_options, "copy-command"); if (cmd != NULL && *cmd != '\0') { job = job_run(cmd, s, NULL, NULL, NULL, NULL, NULL, JOB_NOWAIT, -1, -1); bufferevent_write(job_get_event(job), buf, len); } window_copy_copy_buffer(wme, prefix, buf, len); } static void window_copy_copy_selection(struct window_mode_entry *wme, const char *prefix) { char *buf; size_t len; buf = window_copy_get_selection(wme, &len); if (buf != NULL) window_copy_copy_buffer(wme, prefix, buf, len); } static void window_copy_append_selection(struct window_mode_entry *wme) { struct window_pane *wp = wme->wp; char *buf; struct paste_buffer *pb; const char *bufdata, *bufname = NULL; size_t len, bufsize; struct screen_write_ctx ctx; buf = window_copy_get_selection(wme, &len); if (buf == NULL) return; if (options_get_number(global_options, "set-clipboard") != 0) { screen_write_start(&ctx, wp, NULL); screen_write_setselection(&ctx, buf, len); screen_write_stop(&ctx); notify_pane("pane-set-clipboard", wp); } pb = paste_get_top(&bufname); if (pb != NULL) { bufdata = paste_buffer_data(pb, &bufsize); buf = xrealloc(buf, len + bufsize); memmove(buf + bufsize, buf, len); memcpy(buf, bufdata, bufsize); len += bufsize; } if (paste_set(buf, len, bufname, NULL) != 0) free(buf); } static void window_copy_copy_line(struct window_mode_entry *wme, char **buf, size_t *off, u_int sy, u_int sx, u_int ex) { struct window_copy_mode_data *data = wme->data; struct grid *gd = data->backing->grid; struct grid_cell gc; struct grid_line *gl; struct utf8_data ud; u_int i, xx, wrapped = 0; const char *s; if (sx > ex) return; /* * Work out if the line was wrapped at the screen edge and all of it is * on screen. */ gl = grid_get_line(gd, 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(wme, sy); if (ex > xx) ex = xx; if (sx > xx) sx = xx; if (sx < ex) { for (i = sx; i < ex; i++) { grid_get_cell(gd, i, sy, &gc); if (gc.flags & GRID_FLAG_PADDING) continue; utf8_copy(&ud, &gc.data); if (ud.size == 1 && (gc.attr & GRID_ATTR_CHARSET)) { s = tty_acs_get(NULL, ud.data[0]); if (s != NULL && strlen(s) <= sizeof ud.data) { ud.size = strlen(s); memcpy(ud.data, s, ud.size); } } *buf = xrealloc(*buf, (*off) + ud.size); memcpy(*buf + *off, ud.data, ud.size); *off += ud.size; } } /* Only add a newline if the line wasn't wrapped. */ if (!wrapped || ex != xx) { *buf = xrealloc(*buf, (*off) + 1); (*buf)[(*off)++] = '\n'; } } static void window_copy_clear_selection(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; u_int px, py; screen_clear_selection(&data->screen); data->cursordrag = CURSORDRAG_NONE; data->lineflag = LINE_SEL_NONE; data->selflag = SEL_CHAR; py = screen_hsize(data->backing) + data->cy - data->oy; px = window_copy_find_length(wme, py); if (data->cx > px) window_copy_update_cursor(wme, px, data->cy); } static int window_copy_in_set(struct window_mode_entry *wme, u_int px, u_int py, const char *set) { struct window_copy_mode_data *data = wme->data; struct grid_cell gc; grid_get_cell(data->backing->grid, px, py, &gc); if (gc.flags & GRID_FLAG_PADDING) return (0); return (utf8_cstrhas(set, &gc.data)); } static u_int window_copy_find_length(struct window_mode_entry *wme, u_int py) { struct window_copy_mode_data *data = wme->data; return (grid_line_length(data->backing->grid, py)); } static void window_copy_cursor_start_of_line(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; struct screen *back_s = data->backing; struct grid *gd = back_s->grid; u_int py; if (data->cx == 0 && data->lineflag == LINE_SEL_NONE) { py = screen_hsize(back_s) + data->cy - data->oy; while (py > 0 && grid_get_line(gd, py - 1)->flags & GRID_LINE_WRAPPED) { window_copy_cursor_up(wme, 0); py = screen_hsize(back_s) + data->cy - data->oy; } } window_copy_update_cursor(wme, 0, data->cy); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy, 1); } static void window_copy_cursor_back_to_indentation(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; u_int px, py, xx; struct grid_cell gc; px = 0; py = screen_hsize(data->backing) + data->cy - data->oy; xx = window_copy_find_length(wme, py); while (px < xx) { grid_get_cell(data->backing->grid, px, py, &gc); if (gc.data.size != 1 || *gc.data.data != ' ') break; px++; } window_copy_update_cursor(wme, px, data->cy); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy, 1); } static void window_copy_cursor_end_of_line(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; struct screen *back_s = data->backing; struct grid *gd = back_s->grid; struct grid_line *gl; u_int px, py; py = screen_hsize(back_s) + data->cy - data->oy; px = window_copy_find_length(wme, py); if (data->cx == px && data->lineflag == LINE_SEL_NONE) { if (data->screen.sel != NULL && data->rectflag) px = screen_size_x(back_s); gl = grid_get_line(gd, py); if (gl->flags & GRID_LINE_WRAPPED) { while (py < gd->sy + gd->hsize) { gl = grid_get_line(gd, py); if (~gl->flags & GRID_LINE_WRAPPED) break; window_copy_cursor_down(wme, 0); py = screen_hsize(back_s) + data->cy - data->oy; } px = window_copy_find_length(wme, py); } } window_copy_update_cursor(wme, px, data->cy); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy, 1); } static void window_copy_other_end(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; u_int selx, sely, cy, yy, hsize; if (s->sel == NULL && data->lineflag == LINE_SEL_NONE) return; if (data->lineflag == LINE_SEL_LEFT_RIGHT) data->lineflag = LINE_SEL_RIGHT_LEFT; else if (data->lineflag == LINE_SEL_RIGHT_LEFT) data->lineflag = LINE_SEL_LEFT_RIGHT; switch (data->cursordrag) { case CURSORDRAG_NONE: case CURSORDRAG_SEL: data->cursordrag = CURSORDRAG_ENDSEL; break; case CURSORDRAG_ENDSEL: data->cursordrag = CURSORDRAG_SEL; break; } selx = data->endselx; sely = data->endsely; if (data->cursordrag == CURSORDRAG_SEL) { selx = data->selx; sely = data->sely; } cy = data->cy; yy = screen_hsize(data->backing) + data->cy - data->oy; data->cx = selx; hsize = screen_hsize(data->backing); if (sely < hsize - data->oy) { /* above */ data->oy = hsize - sely; data->cy = 0; } else if (sely > hsize - data->oy + screen_size_y(s)) { /* below */ data->oy = hsize - sely + screen_size_y(s) - 1; data->cy = screen_size_y(s) - 1; } else data->cy = cy + sely - yy; window_copy_update_selection(wme, 1, 1); window_copy_redraw_screen(wme); } static void window_copy_cursor_left(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; u_int py, cx; struct grid_cell gc; py = screen_hsize(data->backing) + data->cy - data->oy; cx = data->cx; while (cx > 0) { grid_get_cell(data->backing->grid, cx, py, &gc); if (~gc.flags & GRID_FLAG_PADDING) break; cx--; } if (cx == 0 && py > 0) { window_copy_cursor_up(wme, 0); window_copy_cursor_end_of_line(wme); } else if (cx > 0) { window_copy_update_cursor(wme, cx - 1, data->cy); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy, 1); } } static void window_copy_cursor_right(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; u_int px, py, yy, cx, cy; struct grid_cell gc; py = screen_hsize(data->backing) + data->cy - data->oy; yy = screen_hsize(data->backing) + screen_size_y(data->backing) - 1; if (data->screen.sel != NULL && data->rectflag) px = screen_size_x(&data->screen); else px = window_copy_find_length(wme, py); if (data->cx >= px && py < yy) { window_copy_cursor_start_of_line(wme); window_copy_cursor_down(wme, 0); } else if (data->cx < px) { cx = data->cx + 1; cy = screen_hsize(data->backing) + data->cy - data->oy; while (cx < px) { grid_get_cell(data->backing->grid, cx, cy, &gc); if (~gc.flags & GRID_FLAG_PADDING) break; cx++; } window_copy_update_cursor(wme, cx, data->cy); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy, 1); } } static void window_copy_cursor_up(struct window_mode_entry *wme, int scroll_only) { struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; u_int ox, oy, px, py; oy = screen_hsize(data->backing) + data->cy - data->oy; ox = window_copy_find_length(wme, oy); if (data->cx != ox) { data->lastcx = data->cx; data->lastsx = ox; } if (data->lineflag == LINE_SEL_LEFT_RIGHT && oy == data->sely) window_copy_other_end(wme); if (scroll_only || data->cy == 0) { data->cx = data->lastcx; window_copy_scroll_down(wme, 1); if (scroll_only) { if (data->cy == screen_size_y(s) - 1) window_copy_redraw_lines(wme, data->cy, 1); else window_copy_redraw_lines(wme, data->cy, 2); } } else { window_copy_update_cursor(wme, data->lastcx, data->cy - 1); if (window_copy_update_selection(wme, 1, 0)) { if (data->cy == screen_size_y(s) - 1) window_copy_redraw_lines(wme, data->cy, 1); else window_copy_redraw_lines(wme, data->cy, 2); } } if (data->screen.sel == NULL || !data->rectflag) { py = screen_hsize(data->backing) + data->cy - data->oy; px = window_copy_find_length(wme, py); if ((data->cx >= data->lastsx && data->cx != px) || data->cx > px) window_copy_cursor_end_of_line(wme); } if (data->lineflag == LINE_SEL_LEFT_RIGHT) window_copy_cursor_end_of_line(wme); else if (data->lineflag == LINE_SEL_RIGHT_LEFT) window_copy_cursor_start_of_line(wme); } static void window_copy_cursor_down(struct window_mode_entry *wme, int scroll_only) { struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; u_int ox, oy, px, py; oy = screen_hsize(data->backing) + data->cy - data->oy; ox = window_copy_find_length(wme, oy); if (data->cx != ox) { data->lastcx = data->cx; data->lastsx = ox; } if (data->lineflag == LINE_SEL_RIGHT_LEFT && oy == data->endsely) window_copy_other_end(wme); if (scroll_only || data->cy == screen_size_y(s) - 1) { data->cx = data->lastcx; window_copy_scroll_up(wme, 1); if (scroll_only && data->cy > 0) window_copy_redraw_lines(wme, data->cy - 1, 2); } else { window_copy_update_cursor(wme, data->lastcx, data->cy + 1); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy - 1, 2); } if (data->screen.sel == NULL || !data->rectflag) { py = screen_hsize(data->backing) + data->cy - data->oy; px = window_copy_find_length(wme, py); if ((data->cx >= data->lastsx && data->cx != px) || data->cx > px) window_copy_cursor_end_of_line(wme); } if (data->lineflag == LINE_SEL_LEFT_RIGHT) window_copy_cursor_end_of_line(wme); else if (data->lineflag == LINE_SEL_RIGHT_LEFT) window_copy_cursor_start_of_line(wme); } static void window_copy_cursor_jump(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; struct screen *back_s = data->backing; struct grid_cell gc; u_int px, py, xx; px = data->cx + 1; py = screen_hsize(back_s) + data->cy - data->oy; xx = window_copy_find_length(wme, py); while (px < xx) { grid_get_cell(back_s->grid, px, py, &gc); if (!(gc.flags & GRID_FLAG_PADDING) && gc.data.size == 1 && *gc.data.data == data->jumpchar) { window_copy_update_cursor(wme, px, data->cy); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy, 1); return; } px++; } } static void window_copy_cursor_jump_back(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; struct screen *back_s = data->backing; struct grid_cell gc; u_int px, py; px = data->cx; py = screen_hsize(back_s) + data->cy - data->oy; if (px > 0) px--; for (;;) { grid_get_cell(back_s->grid, px, py, &gc); if (!(gc.flags & GRID_FLAG_PADDING) && gc.data.size == 1 && *gc.data.data == data->jumpchar) { window_copy_update_cursor(wme, px, data->cy); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy, 1); return; } if (px == 0) break; px--; } } static void window_copy_cursor_jump_to(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; struct screen *back_s = data->backing; struct grid_cell gc; u_int px, py, xx; px = data->cx + 2; py = screen_hsize(back_s) + data->cy - data->oy; xx = window_copy_find_length(wme, py); while (px < xx) { grid_get_cell(back_s->grid, px, py, &gc); if (!(gc.flags & GRID_FLAG_PADDING) && gc.data.size == 1 && *gc.data.data == data->jumpchar) { window_copy_update_cursor(wme, px - 1, data->cy); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy, 1); return; } px++; } } static void window_copy_cursor_jump_to_back(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; struct screen *back_s = data->backing; struct grid_cell gc; u_int px, py; px = data->cx; py = screen_hsize(back_s) + data->cy - data->oy; if (px > 0) px--; if (px > 0) px--; for (;;) { grid_get_cell(back_s->grid, px, py, &gc); if (!(gc.flags & GRID_FLAG_PADDING) && gc.data.size == 1 && *gc.data.data == data->jumpchar) { window_copy_update_cursor(wme, px + 1, data->cy); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy, 1); return; } if (px == 0) break; px--; } } static void window_copy_cursor_next_word(struct window_mode_entry *wme, const char *separators) { struct window_copy_mode_data *data = wme->data; struct screen *back_s = data->backing; u_int px, py, xx, yy; int expected = 0; px = data->cx; py = screen_hsize(back_s) + data->cy - data->oy; xx = window_copy_find_length(wme, py); yy = screen_hsize(back_s) + screen_size_y(back_s) - 1; /* * First skip past any nonword characters and then any word characters. * * expected is initially set to 0 for the former and then 1 for the * latter. */ do { while (px > xx || window_copy_in_set(wme, 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(wme, 0); px = 0; py = screen_hsize(back_s) + data->cy - data->oy; xx = window_copy_find_length(wme, py); } else px++; } expected = !expected; } while (expected == 1); window_copy_update_cursor(wme, px, data->cy); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy, 1); } static void window_copy_cursor_next_word_end_pos(struct window_mode_entry *wme, const char *separators, u_int *ppx, u_int *ppy) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; struct options *oo = wp->window->options; struct screen *back_s = data->backing; u_int px, py, xx, yy; int keys, expected = 1; px = data->cx; py = screen_hsize(back_s) + data->cy - data->oy; xx = window_copy_find_length(wme, py); yy = screen_hsize(back_s) + screen_size_y(back_s) - 1; keys = options_get_number(oo, "mode-keys"); if (keys == MODEKEY_VI && !window_copy_in_set(wme, px, py, separators)) px++; /* * First skip past any word characters, then any non-word characters. * * expected is initially set to 1 for the former and then 0 for the * latter. */ do { while (px > xx || window_copy_in_set(wme, px, py, separators) == expected) { /* Move down if we're past the end of the line. */ if (px > xx) { if (py == yy) return; py++; px = 0; xx = window_copy_find_length(wme, py); } else px++; } expected = !expected; } while (expected == 0); if (keys == MODEKEY_VI && px != 0) px--; *ppx = px; *ppy = py; } static void window_copy_cursor_next_word_end(struct window_mode_entry *wme, const char *separators, int no_reset) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; struct options *oo = wp->window->options; struct screen *back_s = data->backing; u_int px, py, xx, yy; int keys, expected = 1; px = data->cx; py = screen_hsize(back_s) + data->cy - data->oy; xx = window_copy_find_length(wme, py); yy = screen_hsize(back_s) + screen_size_y(back_s) - 1; keys = options_get_number(oo, "mode-keys"); if (keys == MODEKEY_VI && !window_copy_in_set(wme, px, py, separators)) px++; /* * 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(wme, 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(wme, 0); px = 0; py = screen_hsize(back_s) + data->cy - data->oy; xx = window_copy_find_length(wme, py); } else px++; } expected = !expected; } while (expected == 0); if (keys == MODEKEY_VI && px != 0) px--; window_copy_update_cursor(wme, px, data->cy); if (window_copy_update_selection(wme, 1, no_reset)) window_copy_redraw_lines(wme, data->cy, 1); } /* Compute the previous place where a word begins. */ static void window_copy_cursor_previous_word_pos(struct window_mode_entry *wme, const char *separators, int already, u_int *ppx, u_int *ppy) { struct window_copy_mode_data *data = wme->data; u_int px, py; px = data->cx; py = screen_hsize(data->backing) + data->cy - data->oy; /* Move back to the previous word character. */ if (already || window_copy_in_set(wme, px, py, separators)) { for (;;) { if (px > 0) { px--; if (!window_copy_in_set(wme, px, py, separators)) break; } else { if (data->cy == 0 && (screen_hsize(data->backing) == 0 || data->oy >= screen_hsize(data->backing) - 1)) goto out; py = screen_hsize(data->backing) + data->cy - data->oy; px = window_copy_find_length(wme, py); /* Stop if separator at EOL. */ if (px > 0 && window_copy_in_set(wme, px - 1, py, separators)) break; } } } /* Move back to the beginning of this word. */ while (px > 0 && !window_copy_in_set(wme, px - 1, py, separators)) px--; out: *ppx = px; *ppy = py; } /* Move to the previous place where a word begins. */ static void window_copy_cursor_previous_word(struct window_mode_entry *wme, const char *separators, int already) { struct window_copy_mode_data *data = wme->data; u_int px, py; px = data->cx; py = screen_hsize(data->backing) + data->cy - data->oy; /* Move back to the previous word character. */ if (already || window_copy_in_set(wme, px, py, separators)) { for (;;) { if (px > 0) { px--; if (!window_copy_in_set(wme, px, py, separators)) break; } else { if (data->cy == 0 && (screen_hsize(data->backing) == 0 || data->oy >= screen_hsize(data->backing) - 1)) goto out; window_copy_cursor_up(wme, 0); py = screen_hsize(data->backing) + data->cy - data->oy; px = window_copy_find_length(wme, py); /* Stop if separator at EOL. */ if (px > 0 && window_copy_in_set(wme, px - 1, py, separators)) break; } } } /* Move back to the beginning of this word. */ while (px > 0 && !window_copy_in_set(wme, px - 1, py, separators)) px--; out: window_copy_update_cursor(wme, px, data->cy); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_lines(wme, data->cy, 1); } static void window_copy_scroll_up(struct window_mode_entry *wme, u_int ny) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; struct screen_write_ctx ctx; if (data->oy < ny) ny = data->oy; if (ny == 0) return; data->oy -= ny; if (data->searchmark != NULL && !data->timeout) window_copy_search_marks(wme, NULL, data->searchregex); window_copy_update_selection(wme, 0, 0); screen_write_start(&ctx, wp, NULL); screen_write_cursormove(&ctx, 0, 0, 0); screen_write_deleteline(&ctx, ny, 8); window_copy_write_lines(wme, &ctx, screen_size_y(s) - ny, ny); window_copy_write_line(wme, &ctx, 0); if (screen_size_y(s) > 1) window_copy_write_line(wme, &ctx, 1); if (screen_size_y(s) > 3) window_copy_write_line(wme, &ctx, screen_size_y(s) - 2); if (s->sel != NULL && screen_size_y(s) > ny) window_copy_write_line(wme, &ctx, screen_size_y(s) - ny - 1); screen_write_cursormove(&ctx, data->cx, data->cy, 0); screen_write_stop(&ctx); } static void window_copy_scroll_down(struct window_mode_entry *wme, u_int ny) { struct window_pane *wp = wme->wp; struct window_copy_mode_data *data = wme->data; struct screen *s = &data->screen; struct screen_write_ctx ctx; if (ny > screen_hsize(data->backing)) return; if (data->oy > screen_hsize(data->backing) - ny) ny = screen_hsize(data->backing) - data->oy; if (ny == 0) return; data->oy += ny; if (data->searchmark != NULL && !data->timeout) window_copy_search_marks(wme, NULL, data->searchregex); window_copy_update_selection(wme, 0, 0); screen_write_start(&ctx, wp, NULL); screen_write_cursormove(&ctx, 0, 0, 0); screen_write_insertline(&ctx, ny, 8); window_copy_write_lines(wme, &ctx, 0, ny); if (s->sel != NULL && screen_size_y(s) > ny) window_copy_write_line(wme, &ctx, ny); else if (ny == 1) /* nuke position */ window_copy_write_line(wme, &ctx, 1); screen_write_cursormove(&ctx, data->cx, data->cy, 0); screen_write_stop(&ctx); } static void window_copy_rectangle_toggle(struct window_mode_entry *wme) { struct window_copy_mode_data *data = wme->data; u_int px, py; data->rectflag = !data->rectflag; py = screen_hsize(data->backing) + data->cy - data->oy; px = window_copy_find_length(wme, py); if (data->cx > px) window_copy_update_cursor(wme, px, data->cy); window_copy_update_selection(wme, 1, 0); window_copy_redraw_screen(wme); } static void window_copy_move_mouse(struct mouse_event *m) { struct window_pane *wp; struct window_mode_entry *wme; u_int x, y; wp = cmd_mouse_pane(m, NULL, NULL); if (wp == NULL) return; wme = TAILQ_FIRST(&wp->modes); if (wme == NULL) return; if (wme->mode != &window_copy_mode && wme->mode != &window_view_mode) return; if (cmd_mouse_at(wp, m, &x, &y, 0) != 0) return; window_copy_update_cursor(wme, x, y); } void window_copy_start_drag(struct client *c, struct mouse_event *m) { struct window_pane *wp; struct window_mode_entry *wme; struct window_copy_mode_data *data; u_int x, y, yg; if (c == NULL) return; wp = cmd_mouse_pane(m, NULL, NULL); if (wp == NULL) return; wme = TAILQ_FIRST(&wp->modes); if (wme == NULL) return; if (wme->mode != &window_copy_mode && wme->mode != &window_view_mode) return; if (cmd_mouse_at(wp, m, &x, &y, 1) != 0) return; c->tty.mouse_drag_update = window_copy_drag_update; c->tty.mouse_drag_release = window_copy_drag_release; data = wme->data; yg = screen_hsize(data->backing) + y - data->oy; if (x < data->selrx || x > data->endselrx || yg != data->selry) data->selflag = SEL_CHAR; switch (data->selflag) { case SEL_WORD: if (data->ws != NULL) { window_copy_update_cursor(wme, x, y); window_copy_cursor_previous_word_pos(wme, data->ws, 0, &x, &y); y -= screen_hsize(data->backing) - data->oy; } window_copy_update_cursor(wme, x, y); break; case SEL_LINE: window_copy_update_cursor(wme, 0, y); break; case SEL_CHAR: window_copy_update_cursor(wme, x, y); window_copy_start_selection(wme); break; } window_copy_redraw_screen(wme); window_copy_drag_update(c, m); } static void window_copy_drag_update(struct client *c, struct mouse_event *m) { struct window_pane *wp; struct window_mode_entry *wme; struct window_copy_mode_data *data; u_int x, y, old_cx, old_cy; struct timeval tv = { .tv_usec = WINDOW_COPY_DRAG_REPEAT_TIME }; if (c == NULL) return; wp = cmd_mouse_pane(m, NULL, NULL); if (wp == NULL) return; wme = TAILQ_FIRST(&wp->modes); if (wme == NULL) return; if (wme->mode != &window_copy_mode && wme->mode != &window_view_mode) return; data = wme->data; evtimer_del(&data->dragtimer); if (cmd_mouse_at(wp, m, &x, &y, 0) != 0) return; old_cx = data->cx; old_cy = data->cy; window_copy_update_cursor(wme, x, y); if (window_copy_update_selection(wme, 1, 0)) window_copy_redraw_selection(wme, old_cy); if (old_cy != data->cy || old_cx == data->cx) { if (y == 0) { evtimer_add(&data->dragtimer, &tv); window_copy_cursor_up(wme, 1); } else if (y == screen_size_y(&data->screen) - 1) { evtimer_add(&data->dragtimer, &tv); window_copy_cursor_down(wme, 1); } } } static void window_copy_drag_release(struct client *c, struct mouse_event *m) { struct window_pane *wp; struct window_mode_entry *wme; struct window_copy_mode_data *data; if (c == NULL) return; wp = cmd_mouse_pane(m, NULL, NULL); if (wp == NULL) return; wme = TAILQ_FIRST(&wp->modes); if (wme == NULL) return; if (wme->mode != &window_copy_mode && wme->mode != &window_view_mode) return; data = wme->data; evtimer_del(&data->dragtimer); }