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89f35125b4
Support setting the xterm clipboard when copying from copy mode using the xterm escape sequence for the purpose (if xterm is configured to allow it). Written by and much discussed Ailin Nemui, guidance on xterm/termcap/terminfo from Thomas Dickey.
1913 lines
48 KiB
C
1913 lines
48 KiB
C
/* $Id: window-copy.c,v 1.133 2011-05-22 16:23:07 tcunha Exp $ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <stdlib.h>
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#include <string.h>
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#include "tmux.h"
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struct screen *window_copy_init(struct window_pane *);
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void window_copy_free(struct window_pane *);
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void window_copy_resize(struct window_pane *, u_int, u_int);
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void window_copy_key(struct window_pane *, struct session *, int);
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int window_copy_key_input(struct window_pane *, int);
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int window_copy_key_numeric_prefix(struct window_pane *, int);
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void window_copy_mouse(
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struct window_pane *, struct session *, struct mouse_event *);
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void window_copy_redraw_lines(struct window_pane *, u_int, u_int);
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void window_copy_redraw_screen(struct window_pane *);
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void window_copy_write_line(
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struct window_pane *, struct screen_write_ctx *, u_int);
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void window_copy_write_lines(
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struct window_pane *, struct screen_write_ctx *, u_int, u_int);
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void window_copy_scroll_to(struct window_pane *, u_int, u_int);
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int window_copy_search_compare(
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struct grid *, u_int, u_int, struct grid *, u_int);
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int window_copy_search_lr(
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struct grid *, struct grid *, u_int *, u_int, u_int, u_int);
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int window_copy_search_rl(
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struct grid *, struct grid *, u_int *, u_int, u_int, u_int);
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void window_copy_search_up(struct window_pane *, const char *);
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void window_copy_search_down(struct window_pane *, const char *);
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void window_copy_goto_line(struct window_pane *, const char *);
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void window_copy_update_cursor(struct window_pane *, u_int, u_int);
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void window_copy_start_selection(struct window_pane *);
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int window_copy_update_selection(struct window_pane *);
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void window_copy_copy_selection(struct window_pane *);
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void window_copy_clear_selection(struct window_pane *);
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void window_copy_copy_line(
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struct window_pane *, char **, size_t *, u_int, u_int, u_int);
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int window_copy_in_set(struct window_pane *, u_int, u_int, const char *);
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u_int window_copy_find_length(struct window_pane *, u_int);
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void window_copy_cursor_start_of_line(struct window_pane *);
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void window_copy_cursor_back_to_indentation(struct window_pane *);
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void window_copy_cursor_end_of_line(struct window_pane *);
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void window_copy_cursor_left(struct window_pane *);
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void window_copy_cursor_right(struct window_pane *);
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void window_copy_cursor_up(struct window_pane *, int);
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void window_copy_cursor_down(struct window_pane *, int);
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void window_copy_cursor_jump(struct window_pane *);
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void window_copy_cursor_jump_back(struct window_pane *);
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void window_copy_cursor_next_word(struct window_pane *, const char *);
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void window_copy_cursor_next_word_end(struct window_pane *, const char *);
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void window_copy_cursor_previous_word(struct window_pane *, const char *);
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void window_copy_scroll_up(struct window_pane *, u_int);
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void window_copy_scroll_down(struct window_pane *, u_int);
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void window_copy_rectangle_toggle(struct window_pane *);
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const struct window_mode window_copy_mode = {
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window_copy_init,
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window_copy_free,
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window_copy_resize,
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window_copy_key,
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window_copy_mouse,
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NULL,
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};
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enum window_copy_input_type {
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WINDOW_COPY_OFF,
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WINDOW_COPY_NUMERICPREFIX,
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WINDOW_COPY_SEARCHUP,
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WINDOW_COPY_SEARCHDOWN,
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WINDOW_COPY_JUMPFORWARD,
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WINDOW_COPY_JUMPBACK,
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WINDOW_COPY_GOTOLINE,
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};
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/*
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* Copy-mode's visible screen (the "screen" field) is filled from one of
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* two sources: the original contents of the pane (used when we
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* actually enter via the "copy-mode" command, to copy the contents of
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* the current pane), or else a series of lines containing the output
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* from an output-writing tmux command (such as any of the "show-*" or
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* "list-*" commands).
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*
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* In either case, the full content of the copy-mode grid is pointed at
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* by the "backing" field, and is copied into "screen" as needed (that
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* is, when scrolling occurs). When copy-mode is backed by a pane,
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* backing points directly at that pane's screen structure (&wp->base);
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* when backed by a list of output-lines from a command, it points at
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* a newly-allocated screen structure (which is deallocated when the
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* mode ends).
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*/
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struct window_copy_mode_data {
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struct screen screen;
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struct screen *backing;
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int backing_written; /* backing display has started */
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struct mode_key_data mdata;
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u_int oy;
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u_int selx;
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u_int sely;
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u_int rectflag; /* are we in rectangle copy mode? */
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u_int cx;
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u_int cy;
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u_int lastcx; /* position in last line with content */
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u_int lastsx; /* size of last line with content */
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enum window_copy_input_type inputtype;
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const char *inputprompt;
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char *inputstr;
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u_int numprefix;
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enum window_copy_input_type searchtype;
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char *searchstr;
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enum window_copy_input_type jumptype;
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char jumpchar;
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};
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struct screen *
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window_copy_init(struct window_pane *wp)
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{
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struct window_copy_mode_data *data;
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struct screen *s;
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int keys;
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wp->modedata = data = xmalloc(sizeof *data);
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data->oy = 0;
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data->cx = 0;
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data->cy = 0;
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data->lastcx = 0;
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data->lastsx = 0;
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data->backing_written = 0;
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data->rectflag = 0;
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data->inputtype = WINDOW_COPY_OFF;
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data->inputprompt = NULL;
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data->inputstr = xstrdup("");
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data->numprefix = 0;
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data->searchtype = WINDOW_COPY_OFF;
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data->searchstr = NULL;
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wp->flags |= PANE_FREEZE;
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if (wp->fd != -1)
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bufferevent_disable(wp->event, EV_READ|EV_WRITE);
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data->jumptype = WINDOW_COPY_OFF;
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data->jumpchar = '\0';
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s = &data->screen;
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screen_init(s, screen_size_x(&wp->base), screen_size_y(&wp->base), 0);
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if (options_get_number(&wp->window->options, "mode-mouse"))
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s->mode |= MODE_MOUSE_STANDARD;
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keys = options_get_number(&wp->window->options, "mode-keys");
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if (keys == MODEKEY_EMACS)
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mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
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else
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mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
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data->backing = NULL;
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return (s);
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}
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void
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window_copy_init_from_pane(struct window_pane *wp)
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{
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struct window_copy_mode_data *data = wp->modedata;
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struct screen *s = &data->screen;
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struct screen_write_ctx ctx;
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u_int i;
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if (wp->mode != &window_copy_mode)
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fatalx("not in copy mode");
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data->backing = &wp->base;
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data->cx = data->backing->cx;
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data->cy = data->backing->cy;
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s->cx = data->cx;
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s->cy = data->cy;
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screen_write_start(&ctx, NULL, s);
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for (i = 0; i < screen_size_y(s); i++)
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window_copy_write_line(wp, &ctx, i);
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screen_write_cursormove(&ctx, data->cx, data->cy);
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screen_write_stop(&ctx);
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}
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void
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window_copy_init_for_output(struct window_pane *wp)
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{
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struct window_copy_mode_data *data = wp->modedata;
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data->backing = xmalloc(sizeof *data->backing);
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screen_init(data->backing, screen_size_x(&wp->base),
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screen_size_y(&wp->base), UINT_MAX);
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data->backing->mode &= ~MODE_WRAP;
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}
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void
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window_copy_free(struct window_pane *wp)
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{
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struct window_copy_mode_data *data = wp->modedata;
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wp->flags &= ~PANE_FREEZE;
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if (wp->fd != -1)
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bufferevent_enable(wp->event, EV_READ|EV_WRITE);
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if (data->searchstr != NULL)
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xfree(data->searchstr);
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xfree(data->inputstr);
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if (data->backing != &wp->base) {
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screen_free(data->backing);
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xfree(data->backing);
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}
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screen_free(&data->screen);
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xfree(data);
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}
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void
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window_copy_add(struct window_pane *wp, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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window_copy_vadd(wp, fmt, ap);
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va_end(ap);
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}
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void
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window_copy_vadd(struct window_pane *wp, const char *fmt, va_list ap)
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{
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struct window_copy_mode_data *data = wp->modedata;
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struct screen *backing = data->backing;
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struct screen_write_ctx back_ctx, ctx;
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struct grid_cell gc;
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int utf8flag;
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u_int old_hsize;
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if (backing == &wp->base)
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return;
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utf8flag = options_get_number(&wp->window->options, "utf8");
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memcpy(&gc, &grid_default_cell, sizeof gc);
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old_hsize = screen_hsize(data->backing);
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screen_write_start(&back_ctx, NULL, backing);
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if (data->backing_written) {
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/*
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* On the second or later line, do a CRLF before writing
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* (so it's on a new line).
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*/
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screen_write_carriagereturn(&back_ctx);
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screen_write_linefeed(&back_ctx, 0);
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} else
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data->backing_written = 1;
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screen_write_vnputs(&back_ctx, 0, &gc, utf8flag, fmt, ap);
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screen_write_stop(&back_ctx);
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data->oy += screen_hsize(data->backing) - old_hsize;
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screen_write_start(&ctx, wp, &data->screen);
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/*
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* If the history has changed, draw the top line.
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* (If there's any history at all, it has changed.)
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*/
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if (screen_hsize(data->backing))
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window_copy_redraw_lines(wp, 0, 1);
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/* Write the line, if it's visible. */
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if (backing->cy + data->oy < screen_size_y(backing))
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window_copy_redraw_lines(wp, backing->cy, 1);
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screen_write_stop(&ctx);
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}
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void
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window_copy_pageup(struct window_pane *wp)
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{
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struct window_copy_mode_data *data = wp->modedata;
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struct screen *s = &data->screen;
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u_int n;
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n = 1;
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if (screen_size_y(s) > 2)
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n = screen_size_y(s) - 2;
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if (data->oy + n > screen_hsize(data->backing))
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data->oy = screen_hsize(data->backing);
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else
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data->oy += n;
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window_copy_update_selection(wp);
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window_copy_redraw_screen(wp);
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}
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void
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window_copy_resize(struct window_pane *wp, u_int sx, u_int sy)
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{
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struct window_copy_mode_data *data = wp->modedata;
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struct screen *s = &data->screen;
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struct screen_write_ctx ctx;
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screen_resize(s, sx, sy);
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if (data->backing != &wp->base)
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screen_resize(data->backing, sx, sy);
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if (data->cy > sy - 1)
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data->cy = sy - 1;
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if (data->cx > sx)
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data->cx = sx;
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if (data->oy > screen_hsize(data->backing))
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data->oy = screen_hsize(data->backing);
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window_copy_clear_selection(wp);
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screen_write_start(&ctx, NULL, s);
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window_copy_write_lines(wp, &ctx, 0, screen_size_y(s) - 1);
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screen_write_stop(&ctx);
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window_copy_redraw_screen(wp);
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}
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void
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window_copy_key(struct window_pane *wp, struct session *sess, int key)
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{
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const char *word_separators;
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struct window_copy_mode_data *data = wp->modedata;
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struct screen *s = &data->screen;
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u_int n, np;
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int keys;
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enum mode_key_cmd cmd;
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np = data->numprefix;
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if (np == 0)
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np = 1;
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if (data->inputtype == WINDOW_COPY_JUMPFORWARD ||
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data->inputtype == WINDOW_COPY_JUMPBACK) {
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/* Ignore keys with modifiers. */
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if ((key & KEYC_MASK_MOD) == 0) {
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data->jumpchar = key;
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if (data->inputtype == WINDOW_COPY_JUMPFORWARD) {
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for (; np != 0; np--)
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window_copy_cursor_jump(wp);
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} else {
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for (; np != 0; np--)
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window_copy_cursor_jump_back(wp);
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}
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}
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data->jumptype = data->inputtype;
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data->inputtype = WINDOW_COPY_OFF;
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window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
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return;
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} else if (data->inputtype == WINDOW_COPY_NUMERICPREFIX) {
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if (window_copy_key_numeric_prefix(wp, key) == 0)
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return;
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data->inputtype = WINDOW_COPY_OFF;
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window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
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} else if (data->inputtype != WINDOW_COPY_OFF) {
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if (window_copy_key_input(wp, key) != 0)
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goto input_off;
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return;
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}
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cmd = mode_key_lookup(&data->mdata, key);
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switch (cmd) {
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case MODEKEYCOPY_CANCEL:
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window_pane_reset_mode(wp);
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return;
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case MODEKEYCOPY_LEFT:
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for (; np != 0; np--)
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window_copy_cursor_left(wp);
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break;
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case MODEKEYCOPY_RIGHT:
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for (; np != 0; np--)
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window_copy_cursor_right(wp);
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break;
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case MODEKEYCOPY_UP:
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for (; np != 0; np--)
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window_copy_cursor_up(wp, 0);
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break;
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case MODEKEYCOPY_DOWN:
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for (; np != 0; np--)
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window_copy_cursor_down(wp, 0);
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break;
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case MODEKEYCOPY_SCROLLUP:
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for (; np != 0; np--)
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window_copy_cursor_up(wp, 1);
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break;
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case MODEKEYCOPY_SCROLLDOWN:
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for (; np != 0; np--)
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window_copy_cursor_down(wp, 1);
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break;
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case MODEKEYCOPY_PREVIOUSPAGE:
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for (; np != 0; np--)
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window_copy_pageup(wp);
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break;
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case MODEKEYCOPY_NEXTPAGE:
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n = 1;
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if (screen_size_y(s) > 2)
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n = screen_size_y(s) - 2;
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for (; np != 0; np--) {
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if (data->oy < n)
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data->oy = 0;
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else
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data->oy -= n;
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}
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window_copy_update_selection(wp);
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window_copy_redraw_screen(wp);
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break;
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case MODEKEYCOPY_HALFPAGEUP:
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n = screen_size_y(s) / 2;
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for (; np != 0; np--) {
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if (data->oy + n > screen_hsize(data->backing))
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data->oy = screen_hsize(data->backing);
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else
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data->oy += n;
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}
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window_copy_update_selection(wp);
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window_copy_redraw_screen(wp);
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break;
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case MODEKEYCOPY_HALFPAGEDOWN:
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n = screen_size_y(s) / 2;
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for (; np != 0; np--) {
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if (data->oy < n)
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data->oy = 0;
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else
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data->oy -= n;
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}
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window_copy_update_selection(wp);
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window_copy_redraw_screen(wp);
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break;
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case MODEKEYCOPY_TOPLINE:
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data->cx = 0;
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data->cy = 0;
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window_copy_update_selection(wp);
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window_copy_redraw_screen(wp);
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break;
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case MODEKEYCOPY_MIDDLELINE:
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data->cx = 0;
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data->cy = (screen_size_y(s) - 1) / 2;
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window_copy_update_selection(wp);
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window_copy_redraw_screen(wp);
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break;
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case MODEKEYCOPY_BOTTOMLINE:
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data->cx = 0;
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data->cy = screen_size_y(s) - 1;
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window_copy_update_selection(wp);
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window_copy_redraw_screen(wp);
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break;
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case MODEKEYCOPY_HISTORYTOP:
|
|
data->cx = 0;
|
|
data->cy = 0;
|
|
data->oy = screen_hsize(data->backing);
|
|
window_copy_update_selection(wp);
|
|
window_copy_redraw_screen(wp);
|
|
break;
|
|
case MODEKEYCOPY_HISTORYBOTTOM:
|
|
data->cx = 0;
|
|
data->cy = screen_size_y(s) - 1;
|
|
data->oy = 0;
|
|
window_copy_update_selection(wp);
|
|
window_copy_redraw_screen(wp);
|
|
break;
|
|
case MODEKEYCOPY_STARTSELECTION:
|
|
window_copy_start_selection(wp);
|
|
window_copy_redraw_screen(wp);
|
|
break;
|
|
case MODEKEYCOPY_COPYLINE:
|
|
case MODEKEYCOPY_SELECTLINE:
|
|
window_copy_cursor_start_of_line(wp);
|
|
/* FALLTHROUGH */
|
|
case MODEKEYCOPY_COPYENDOFLINE:
|
|
window_copy_start_selection(wp);
|
|
for (; np > 1; np--)
|
|
window_copy_cursor_down(wp, 0);
|
|
window_copy_cursor_end_of_line(wp);
|
|
window_copy_redraw_screen(wp);
|
|
|
|
/* If a copy command then copy the selection and exit. */
|
|
if (sess != NULL &&
|
|
(cmd == MODEKEYCOPY_COPYLINE ||
|
|
cmd == MODEKEYCOPY_COPYENDOFLINE)) {
|
|
window_copy_copy_selection(wp);
|
|
window_pane_reset_mode(wp);
|
|
return;
|
|
}
|
|
break;
|
|
case MODEKEYCOPY_CLEARSELECTION:
|
|
window_copy_clear_selection(wp);
|
|
window_copy_redraw_screen(wp);
|
|
break;
|
|
case MODEKEYCOPY_COPYSELECTION:
|
|
if (sess != NULL) {
|
|
window_copy_copy_selection(wp);
|
|
window_pane_reset_mode(wp);
|
|
return;
|
|
}
|
|
break;
|
|
case MODEKEYCOPY_STARTOFLINE:
|
|
window_copy_cursor_start_of_line(wp);
|
|
break;
|
|
case MODEKEYCOPY_BACKTOINDENTATION:
|
|
window_copy_cursor_back_to_indentation(wp);
|
|
break;
|
|
case MODEKEYCOPY_ENDOFLINE:
|
|
window_copy_cursor_end_of_line(wp);
|
|
break;
|
|
case MODEKEYCOPY_NEXTSPACE:
|
|
for (; np != 0; np--)
|
|
window_copy_cursor_next_word(wp, " ");
|
|
break;
|
|
case MODEKEYCOPY_NEXTSPACEEND:
|
|
for (; np != 0; np--)
|
|
window_copy_cursor_next_word_end(wp, " ");
|
|
break;
|
|
case MODEKEYCOPY_NEXTWORD:
|
|
word_separators =
|
|
options_get_string(&wp->window->options, "word-separators");
|
|
for (; np != 0; np--)
|
|
window_copy_cursor_next_word(wp, word_separators);
|
|
break;
|
|
case MODEKEYCOPY_NEXTWORDEND:
|
|
word_separators =
|
|
options_get_string(&wp->window->options, "word-separators");
|
|
for (; np != 0; np--)
|
|
window_copy_cursor_next_word_end(wp, word_separators);
|
|
break;
|
|
case MODEKEYCOPY_PREVIOUSSPACE:
|
|
for (; np != 0; np--)
|
|
window_copy_cursor_previous_word(wp, " ");
|
|
break;
|
|
case MODEKEYCOPY_PREVIOUSWORD:
|
|
word_separators =
|
|
options_get_string(&wp->window->options, "word-separators");
|
|
for (; np != 0; np--)
|
|
window_copy_cursor_previous_word(wp, word_separators);
|
|
break;
|
|
case MODEKEYCOPY_JUMP:
|
|
data->inputtype = WINDOW_COPY_JUMPFORWARD;
|
|
data->inputprompt = "Jump Forward";
|
|
*data->inputstr = '\0';
|
|
window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
|
|
return; /* skip numprefix reset */
|
|
case MODEKEYCOPY_JUMPAGAIN:
|
|
if (data->jumptype == WINDOW_COPY_JUMPFORWARD) {
|
|
for (; np != 0; np--)
|
|
window_copy_cursor_jump(wp);
|
|
} else if (data->jumptype == WINDOW_COPY_JUMPBACK) {
|
|
for (; np != 0; np--)
|
|
window_copy_cursor_jump_back(wp);
|
|
}
|
|
break;
|
|
case MODEKEYCOPY_JUMPREVERSE:
|
|
if (data->jumptype == WINDOW_COPY_JUMPFORWARD) {
|
|
for (; np != 0; np--)
|
|
window_copy_cursor_jump_back(wp);
|
|
} else if (data->jumptype == WINDOW_COPY_JUMPBACK) {
|
|
for (; np != 0; np--)
|
|
window_copy_cursor_jump(wp);
|
|
}
|
|
break;
|
|
case MODEKEYCOPY_JUMPBACK:
|
|
data->inputtype = WINDOW_COPY_JUMPBACK;
|
|
data->inputprompt = "Jump Back";
|
|
*data->inputstr = '\0';
|
|
window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
|
|
return; /* skip numprefix reset */
|
|
case MODEKEYCOPY_SEARCHUP:
|
|
data->inputtype = WINDOW_COPY_SEARCHUP;
|
|
data->inputprompt = "Search Up";
|
|
goto input_on;
|
|
case MODEKEYCOPY_SEARCHDOWN:
|
|
data->inputtype = WINDOW_COPY_SEARCHDOWN;
|
|
data->inputprompt = "Search Down";
|
|
goto input_on;
|
|
case MODEKEYCOPY_SEARCHAGAIN:
|
|
case MODEKEYCOPY_SEARCHREVERSE:
|
|
switch (data->searchtype) {
|
|
case WINDOW_COPY_OFF:
|
|
case WINDOW_COPY_GOTOLINE:
|
|
case WINDOW_COPY_JUMPFORWARD:
|
|
case WINDOW_COPY_JUMPBACK:
|
|
case WINDOW_COPY_NUMERICPREFIX:
|
|
break;
|
|
case WINDOW_COPY_SEARCHUP:
|
|
if (cmd == MODEKEYCOPY_SEARCHAGAIN) {
|
|
for (; np != 0; np--) {
|
|
window_copy_search_up(
|
|
wp, data->searchstr);
|
|
}
|
|
} else {
|
|
for (; np != 0; np--) {
|
|
window_copy_search_down(
|
|
wp, data->searchstr);
|
|
}
|
|
}
|
|
break;
|
|
case WINDOW_COPY_SEARCHDOWN:
|
|
if (cmd == MODEKEYCOPY_SEARCHAGAIN) {
|
|
for (; np != 0; np--) {
|
|
window_copy_search_down(
|
|
wp, data->searchstr);
|
|
}
|
|
} else {
|
|
for (; np != 0; np--) {
|
|
window_copy_search_up(
|
|
wp, data->searchstr);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
break;
|
|
case MODEKEYCOPY_GOTOLINE:
|
|
data->inputtype = WINDOW_COPY_GOTOLINE;
|
|
data->inputprompt = "Goto Line";
|
|
*data->inputstr = '\0';
|
|
goto input_on;
|
|
case MODEKEYCOPY_STARTNUMBERPREFIX:
|
|
key &= KEYC_MASK_KEY;
|
|
if (key >= '0' && key <= '9') {
|
|
data->inputtype = WINDOW_COPY_NUMERICPREFIX;
|
|
data->numprefix = 0;
|
|
window_copy_key_numeric_prefix(wp, key);
|
|
return;
|
|
}
|
|
break;
|
|
case MODEKEYCOPY_RECTANGLETOGGLE:
|
|
window_copy_rectangle_toggle(wp);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
data->numprefix = 0;
|
|
return;
|
|
|
|
input_on:
|
|
keys = options_get_number(&wp->window->options, "mode-keys");
|
|
if (keys == MODEKEY_EMACS)
|
|
mode_key_init(&data->mdata, &mode_key_tree_emacs_edit);
|
|
else
|
|
mode_key_init(&data->mdata, &mode_key_tree_vi_edit);
|
|
|
|
window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
|
|
return;
|
|
|
|
input_off:
|
|
keys = options_get_number(&wp->window->options, "mode-keys");
|
|
if (keys == MODEKEY_EMACS)
|
|
mode_key_init(&data->mdata, &mode_key_tree_emacs_copy);
|
|
else
|
|
mode_key_init(&data->mdata, &mode_key_tree_vi_copy);
|
|
|
|
data->inputtype = WINDOW_COPY_OFF;
|
|
data->inputprompt = NULL;
|
|
|
|
window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
|
|
}
|
|
|
|
int
|
|
window_copy_key_input(struct window_pane *wp, int key)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = &data->screen;
|
|
size_t inputlen;
|
|
u_int np;
|
|
|
|
switch (mode_key_lookup(&data->mdata, key)) {
|
|
case MODEKEYEDIT_CANCEL:
|
|
data->numprefix = 0;
|
|
return (-1);
|
|
case MODEKEYEDIT_BACKSPACE:
|
|
inputlen = strlen(data->inputstr);
|
|
if (inputlen > 0)
|
|
data->inputstr[inputlen - 1] = '\0';
|
|
break;
|
|
case MODEKEYEDIT_DELETELINE:
|
|
*data->inputstr = '\0';
|
|
break;
|
|
case MODEKEYEDIT_ENTER:
|
|
np = data->numprefix;
|
|
if (np == 0)
|
|
np = 1;
|
|
|
|
switch (data->inputtype) {
|
|
case WINDOW_COPY_OFF:
|
|
case WINDOW_COPY_JUMPFORWARD:
|
|
case WINDOW_COPY_JUMPBACK:
|
|
case WINDOW_COPY_NUMERICPREFIX:
|
|
break;
|
|
case WINDOW_COPY_SEARCHUP:
|
|
for (; np != 0; np--)
|
|
window_copy_search_up(wp, data->inputstr);
|
|
data->searchtype = data->inputtype;
|
|
data->searchstr = xstrdup(data->inputstr);
|
|
break;
|
|
case WINDOW_COPY_SEARCHDOWN:
|
|
for (; np != 0; np--)
|
|
window_copy_search_down(wp, data->inputstr);
|
|
data->searchtype = data->inputtype;
|
|
data->searchstr = xstrdup(data->inputstr);
|
|
break;
|
|
case WINDOW_COPY_GOTOLINE:
|
|
window_copy_goto_line(wp, data->inputstr);
|
|
*data->inputstr = '\0';
|
|
break;
|
|
}
|
|
data->numprefix = 0;
|
|
return (1);
|
|
case MODEKEY_OTHER:
|
|
if (key < 32 || key > 126)
|
|
break;
|
|
inputlen = strlen(data->inputstr) + 2;
|
|
|
|
data->inputstr = xrealloc(data->inputstr, 1, inputlen);
|
|
data->inputstr[inputlen - 2] = key;
|
|
data->inputstr[inputlen - 1] = '\0';
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
window_copy_key_numeric_prefix(struct window_pane *wp, int key)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = &data->screen;
|
|
|
|
key &= KEYC_MASK_KEY;
|
|
if (key < '0' || key > '9')
|
|
return 1;
|
|
|
|
if (data->numprefix >= 100) /* no more than three digits */
|
|
return 0;
|
|
data->numprefix = data->numprefix * 10 + key - '0';
|
|
|
|
window_copy_redraw_lines(wp, screen_size_y(s) - 1, 1);
|
|
return 0;
|
|
}
|
|
|
|
/* ARGSUSED */
|
|
void
|
|
window_copy_mouse(
|
|
struct window_pane *wp, struct session *sess, struct mouse_event *m)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = &data->screen;
|
|
u_int i, old_cy;
|
|
|
|
if (m->x >= screen_size_x(s))
|
|
return;
|
|
if (m->y >= screen_size_y(s))
|
|
return;
|
|
|
|
/* If mouse wheel (buttons 4 and 5), scroll. */
|
|
if ((m->b & MOUSE_45)) {
|
|
if ((m->b & MOUSE_BUTTON) == MOUSE_1) {
|
|
for (i = 0; i < 5; i++)
|
|
window_copy_cursor_up(wp, 0);
|
|
} else if ((m->b & MOUSE_BUTTON) == MOUSE_2) {
|
|
old_cy = data->cy;
|
|
for (i = 0; i < 5; i++)
|
|
window_copy_cursor_down(wp, 0);
|
|
if (old_cy == data->cy)
|
|
goto reset_mode;
|
|
}
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* If already reading motion, move the cursor while buttons are still
|
|
* pressed, or stop the selection on their release.
|
|
*/
|
|
if (s->mode & MODE_MOUSE_BUTTON) {
|
|
if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
|
|
window_copy_update_cursor(wp, m->x, m->y);
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_screen(wp);
|
|
return;
|
|
}
|
|
goto reset_mode;
|
|
}
|
|
|
|
/* Otherwise if other buttons pressed, start selection and motion. */
|
|
if ((m->b & MOUSE_BUTTON) != MOUSE_UP) {
|
|
s->mode &= ~MODE_MOUSE_STANDARD;
|
|
s->mode |= MODE_MOUSE_BUTTON;
|
|
|
|
window_copy_update_cursor(wp, m->x, m->y);
|
|
window_copy_start_selection(wp);
|
|
window_copy_redraw_screen(wp);
|
|
}
|
|
|
|
return;
|
|
|
|
reset_mode:
|
|
s->mode &= ~MODE_MOUSE_BUTTON;
|
|
s->mode |= MODE_MOUSE_STANDARD;
|
|
if (sess != NULL) {
|
|
window_copy_copy_selection(wp);
|
|
window_pane_reset_mode(wp);
|
|
}
|
|
}
|
|
|
|
void
|
|
window_copy_scroll_to(struct window_pane *wp, u_int px, u_int py)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct grid *gd = data->backing->grid;
|
|
u_int offset, gap;
|
|
|
|
data->cx = px;
|
|
|
|
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;
|
|
|
|
window_copy_update_selection(wp);
|
|
window_copy_redraw_screen(wp);
|
|
}
|
|
|
|
int
|
|
window_copy_search_compare(
|
|
struct grid *gd, u_int px, u_int py, struct grid *sgd, u_int spx)
|
|
{
|
|
const struct grid_cell *gc, *sgc;
|
|
const struct grid_utf8 *gu, *sgu;
|
|
|
|
gc = grid_peek_cell(gd, px, py);
|
|
sgc = grid_peek_cell(sgd, spx, 0);
|
|
|
|
if ((gc->flags & GRID_FLAG_UTF8) != (sgc->flags & GRID_FLAG_UTF8))
|
|
return (0);
|
|
|
|
if (gc->flags & GRID_FLAG_UTF8) {
|
|
gu = grid_peek_utf8(gd, px, py);
|
|
sgu = grid_peek_utf8(sgd, spx, 0);
|
|
if (grid_utf8_compare(gu, sgu))
|
|
return (1);
|
|
} else {
|
|
if (gc->data == sgc->data)
|
|
return (1);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
window_copy_search_lr(struct grid *gd,
|
|
struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
|
|
{
|
|
u_int ax, bx, px;
|
|
|
|
for (ax = first; ax < last; ax++) {
|
|
if (ax + sgd->sx >= gd->sx)
|
|
break;
|
|
for (bx = 0; bx < sgd->sx; bx++) {
|
|
px = ax + bx;
|
|
if (!window_copy_search_compare(gd, px, py, sgd, bx))
|
|
break;
|
|
}
|
|
if (bx == sgd->sx) {
|
|
*ppx = ax;
|
|
return (1);
|
|
}
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
window_copy_search_rl(struct grid *gd,
|
|
struct grid *sgd, u_int *ppx, u_int py, u_int first, u_int last)
|
|
{
|
|
u_int ax, bx, px;
|
|
|
|
for (ax = last + 1; ax > first; ax--) {
|
|
if (gd->sx - (ax - 1) < sgd->sx)
|
|
continue;
|
|
for (bx = 0; bx < sgd->sx; bx++) {
|
|
px = ax - 1 + bx;
|
|
if (!window_copy_search_compare(gd, px, py, sgd, bx))
|
|
break;
|
|
}
|
|
if (bx == sgd->sx) {
|
|
*ppx = ax - 1;
|
|
return (1);
|
|
}
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
void
|
|
window_copy_search_up(struct window_pane *wp, const char *searchstr)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = data->backing, ss;
|
|
struct screen_write_ctx ctx;
|
|
struct grid *gd = s->grid, *sgd;
|
|
struct grid_cell gc;
|
|
size_t searchlen;
|
|
u_int i, last, fx, fy, px;
|
|
int utf8flag, n, wrapped;
|
|
|
|
if (*searchstr == '\0')
|
|
return;
|
|
utf8flag = options_get_number(&wp->window->options, "utf8");
|
|
searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
|
|
|
|
screen_init(&ss, searchlen, 1, 0);
|
|
screen_write_start(&ctx, NULL, &ss);
|
|
memcpy(&gc, &grid_default_cell, sizeof gc);
|
|
screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
|
|
screen_write_stop(&ctx);
|
|
|
|
fx = data->cx;
|
|
fy = gd->hsize - data->oy + data->cy;
|
|
|
|
if (fx == 0) {
|
|
if (fy == 0)
|
|
return;
|
|
fx = gd->sx - 1;
|
|
fy--;
|
|
} else
|
|
fx--;
|
|
n = wrapped = 0;
|
|
|
|
retry:
|
|
sgd = ss.grid;
|
|
for (i = fy + 1; i > 0; i--) {
|
|
last = screen_size_x(s);
|
|
if (i == fy + 1)
|
|
last = fx;
|
|
n = window_copy_search_rl(gd, sgd, &px, i - 1, 0, last);
|
|
if (n) {
|
|
window_copy_scroll_to(wp, px, i - 1);
|
|
break;
|
|
}
|
|
}
|
|
if (!n && !wrapped) {
|
|
fx = gd->sx - 1;
|
|
fy = gd->hsize + gd->sy - 1;
|
|
wrapped = 1;
|
|
goto retry;
|
|
}
|
|
|
|
screen_free(&ss);
|
|
}
|
|
|
|
void
|
|
window_copy_search_down(struct window_pane *wp, const char *searchstr)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = data->backing, ss;
|
|
struct screen_write_ctx ctx;
|
|
struct grid *gd = s->grid, *sgd;
|
|
struct grid_cell gc;
|
|
size_t searchlen;
|
|
u_int i, first, fx, fy, px;
|
|
int utf8flag, n, wrapped;
|
|
|
|
if (*searchstr == '\0')
|
|
return;
|
|
utf8flag = options_get_number(&wp->window->options, "utf8");
|
|
searchlen = screen_write_strlen(utf8flag, "%s", searchstr);
|
|
|
|
screen_init(&ss, searchlen, 1, 0);
|
|
screen_write_start(&ctx, NULL, &ss);
|
|
memcpy(&gc, &grid_default_cell, sizeof gc);
|
|
screen_write_nputs(&ctx, -1, &gc, utf8flag, "%s", searchstr);
|
|
screen_write_stop(&ctx);
|
|
|
|
fx = data->cx;
|
|
fy = gd->hsize - data->oy + data->cy;
|
|
|
|
if (fx == gd->sx - 1) {
|
|
if (fy == gd->hsize + gd->sy)
|
|
return;
|
|
fx = 0;
|
|
fy++;
|
|
} else
|
|
fx++;
|
|
n = wrapped = 0;
|
|
|
|
retry:
|
|
sgd = ss.grid;
|
|
for (i = fy + 1; i < gd->hsize + gd->sy; i++) {
|
|
first = 0;
|
|
if (i == fy + 1)
|
|
first = fx;
|
|
n = window_copy_search_lr(gd, sgd, &px, i - 1, first, gd->sx);
|
|
if (n) {
|
|
window_copy_scroll_to(wp, px, i - 1);
|
|
break;
|
|
}
|
|
}
|
|
if (!n && !wrapped) {
|
|
fx = 0;
|
|
fy = 0;
|
|
wrapped = 1;
|
|
goto retry;
|
|
}
|
|
|
|
screen_free(&ss);
|
|
}
|
|
|
|
void
|
|
window_copy_goto_line(struct window_pane *wp, const char *linestr)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
const char *errstr;
|
|
u_int lineno;
|
|
|
|
lineno = strtonum(linestr, 0, screen_hsize(data->backing), &errstr);
|
|
if (errstr != NULL)
|
|
return;
|
|
|
|
data->oy = lineno;
|
|
window_copy_update_selection(wp);
|
|
window_copy_redraw_screen(wp);
|
|
}
|
|
|
|
void
|
|
window_copy_write_line(
|
|
struct window_pane *wp, struct screen_write_ctx *ctx, u_int py)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = &data->screen;
|
|
struct options *oo = &wp->window->options;
|
|
struct grid_cell gc;
|
|
char hdr[32];
|
|
size_t last, xoff = 0, size = 0;
|
|
|
|
memcpy(&gc, &grid_default_cell, sizeof gc);
|
|
colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
|
|
colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
|
|
gc.attr |= options_get_number(oo, "mode-attr");
|
|
|
|
last = screen_size_y(s) - 1;
|
|
if (py == 0) {
|
|
size = xsnprintf(hdr, sizeof hdr,
|
|
"[%u/%u]", data->oy, screen_hsize(data->backing));
|
|
if (size > screen_size_x(s))
|
|
size = screen_size_x(s);
|
|
screen_write_cursormove(ctx, screen_size_x(s) - size, 0);
|
|
screen_write_puts(ctx, &gc, "%s", hdr);
|
|
} else if (py == last && data->inputtype != WINDOW_COPY_OFF) {
|
|
if (data->inputtype == WINDOW_COPY_NUMERICPREFIX) {
|
|
xoff = size = xsnprintf(hdr, sizeof hdr,
|
|
"Repeat: %u", data->numprefix);
|
|
} else {
|
|
xoff = size = xsnprintf(hdr, sizeof hdr,
|
|
"%s: %s", data->inputprompt, data->inputstr);
|
|
}
|
|
screen_write_cursormove(ctx, 0, last);
|
|
screen_write_puts(ctx, &gc, "%s", hdr);
|
|
} else
|
|
size = 0;
|
|
|
|
screen_write_cursormove(ctx, xoff, py);
|
|
screen_write_copy(ctx, data->backing, xoff,
|
|
(screen_hsize(data->backing) - data->oy) + py,
|
|
screen_size_x(s) - size, 1);
|
|
|
|
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);
|
|
screen_write_putc(ctx, &gc, '$');
|
|
}
|
|
}
|
|
|
|
void
|
|
window_copy_write_lines(
|
|
struct window_pane *wp, 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(wp, ctx, py);
|
|
}
|
|
|
|
void
|
|
window_copy_redraw_lines(struct window_pane *wp, u_int py, u_int ny)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
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(wp, &ctx, i);
|
|
screen_write_cursormove(&ctx, data->cx, data->cy);
|
|
screen_write_stop(&ctx);
|
|
}
|
|
|
|
void
|
|
window_copy_redraw_screen(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
|
|
window_copy_redraw_lines(wp, 0, screen_size_y(&data->screen));
|
|
}
|
|
|
|
void
|
|
window_copy_update_cursor(struct window_pane *wp, u_int cx, u_int cy)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
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(wp, old_cy, 1);
|
|
if (data->cx == screen_size_x(s))
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
else {
|
|
screen_write_start(&ctx, wp, NULL);
|
|
screen_write_cursormove(&ctx, data->cx, data->cy);
|
|
screen_write_stop(&ctx);
|
|
}
|
|
}
|
|
|
|
void
|
|
window_copy_start_selection(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = &data->screen;
|
|
|
|
data->selx = data->cx;
|
|
data->sely = screen_hsize(data->backing) + data->cy - data->oy;
|
|
|
|
s->sel.flag = 1;
|
|
window_copy_update_selection(wp);
|
|
}
|
|
|
|
int
|
|
window_copy_update_selection(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = &data->screen;
|
|
struct options *oo = &wp->window->options;
|
|
struct grid_cell gc;
|
|
u_int sx, sy, ty, cy;
|
|
|
|
if (!s->sel.flag)
|
|
return (0);
|
|
|
|
/* Set colours. */
|
|
memcpy(&gc, &grid_default_cell, sizeof gc);
|
|
colour_set_fg(&gc, options_get_number(oo, "mode-fg"));
|
|
colour_set_bg(&gc, options_get_number(oo, "mode-bg"));
|
|
gc.attr |= options_get_number(oo, "mode-attr");
|
|
|
|
/* Find top of screen. */
|
|
ty = screen_hsize(data->backing) - data->oy;
|
|
|
|
/* Adjust the selection. */
|
|
sx = data->selx;
|
|
sy = data->sely;
|
|
if (sy < ty) { /* above screen */
|
|
if (!data->rectflag)
|
|
sx = 0;
|
|
sy = 0;
|
|
} else if (sy > ty + screen_size_y(s) - 1) { /* below screen */
|
|
if (!data->rectflag)
|
|
sx = screen_size_x(s) - 1;
|
|
sy = screen_size_y(s) - 1;
|
|
} else
|
|
sy -= ty;
|
|
sy = screen_hsize(s) + sy;
|
|
|
|
screen_set_selection(s,
|
|
sx, sy, data->cx, screen_hsize(s) + data->cy, data->rectflag, &gc);
|
|
|
|
if (data->rectflag) {
|
|
/*
|
|
* 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 (sy < cy)
|
|
window_copy_redraw_lines(wp, sy, cy - sy + 1);
|
|
else
|
|
window_copy_redraw_lines(wp, cy, sy - cy + 1);
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
void
|
|
window_copy_copy_selection(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = &data->screen;
|
|
char *buf;
|
|
size_t off;
|
|
u_int i, xx, yy, sx, sy, ex, ey, limit;
|
|
u_int firstsx, lastex, restex, restsx;
|
|
int keys;
|
|
|
|
if (!s->sel.flag)
|
|
return;
|
|
|
|
buf = xmalloc(1);
|
|
off = 0;
|
|
|
|
*buf = '\0';
|
|
|
|
/*
|
|
* The selection extends from selx,sely to (adjusted) cx,cy on
|
|
* the base screen.
|
|
*/
|
|
|
|
/* Find start and end. */
|
|
xx = data->cx;
|
|
yy = screen_hsize(data->backing) + data->cy - data->oy;
|
|
if (yy < data->sely || (yy == data->sely && xx < data->selx)) {
|
|
sx = xx; sy = yy;
|
|
ex = data->selx; ey = data->sely;
|
|
} else {
|
|
sx = data->selx; sy = data->sely;
|
|
ex = xx; ey = yy;
|
|
}
|
|
|
|
/* Trim ex to end of line. */
|
|
xx = window_copy_find_length(wp, ey);
|
|
if (ex > xx)
|
|
ex = xx;
|
|
|
|
/*
|
|
* Deal with rectangle-copy if necessary; four situations: start of
|
|
* first line (firstsx), end of last line (lastex), start (restsx) and
|
|
* end (restex) of all other lines.
|
|
*/
|
|
xx = screen_size_x(s);
|
|
|
|
/*
|
|
* 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->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 = data->selx;
|
|
restsx = data->selx;
|
|
} else {
|
|
/* Cursor is on the left. */
|
|
lastex = data->selx + 1;
|
|
restex = data->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. */
|
|
if (sy == ey)
|
|
window_copy_copy_line(wp, &buf, &off, sy, firstsx, lastex);
|
|
else {
|
|
window_copy_copy_line(wp, &buf, &off, sy, firstsx, restex);
|
|
if (ey - sy > 1) {
|
|
for (i = sy + 1; i < ey; i++) {
|
|
window_copy_copy_line(
|
|
wp, &buf, &off, i, restsx, restex);
|
|
}
|
|
}
|
|
window_copy_copy_line(wp, &buf, &off, ey, restsx, lastex);
|
|
}
|
|
|
|
/* Don't bother if no data. */
|
|
if (off == 0) {
|
|
xfree(buf);
|
|
return;
|
|
}
|
|
off--; /* remove final \n */
|
|
|
|
if (options_get_number(&global_options, "set-clipboard"))
|
|
screen_write_setselection(&wp->ictx.ctx, buf, off);
|
|
|
|
/* Add the buffer to the stack. */
|
|
limit = options_get_number(&global_options, "buffer-limit");
|
|
paste_add(&global_buffers, buf, off, limit);
|
|
}
|
|
|
|
void
|
|
window_copy_copy_line(struct window_pane *wp,
|
|
char **buf, size_t *off, u_int sy, u_int sx, u_int ex)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct grid *gd = data->backing->grid;
|
|
const struct grid_cell *gc;
|
|
const struct grid_utf8 *gu;
|
|
struct grid_line *gl;
|
|
u_int i, xx, wrapped = 0;
|
|
size_t size;
|
|
|
|
if (sx > ex)
|
|
return;
|
|
|
|
/*
|
|
* Work out if the line was wrapped at the screen edge and all of it is
|
|
* on screen.
|
|
*/
|
|
gl = &gd->linedata[sy];
|
|
if (gl->flags & GRID_LINE_WRAPPED && gl->cellsize <= gd->sx)
|
|
wrapped = 1;
|
|
|
|
/* If the line was wrapped, don't strip spaces (use the full length). */
|
|
if (wrapped)
|
|
xx = gl->cellsize;
|
|
else
|
|
xx = window_copy_find_length(wp, sy);
|
|
if (ex > xx)
|
|
ex = xx;
|
|
if (sx > xx)
|
|
sx = xx;
|
|
|
|
if (sx < ex) {
|
|
for (i = sx; i < ex; i++) {
|
|
gc = grid_peek_cell(gd, i, sy);
|
|
if (gc->flags & GRID_FLAG_PADDING)
|
|
continue;
|
|
if (!(gc->flags & GRID_FLAG_UTF8)) {
|
|
*buf = xrealloc(*buf, 1, (*off) + 1);
|
|
(*buf)[(*off)++] = gc->data;
|
|
} else {
|
|
gu = grid_peek_utf8(gd, i, sy);
|
|
size = grid_utf8_size(gu);
|
|
*buf = xrealloc(*buf, 1, (*off) + size);
|
|
*off += grid_utf8_copy(gu, *buf + *off, size);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Only add a newline if the line wasn't wrapped. */
|
|
if (!wrapped || ex != xx) {
|
|
*buf = xrealloc(*buf, 1, (*off) + 1);
|
|
(*buf)[(*off)++] = '\n';
|
|
}
|
|
}
|
|
|
|
void
|
|
window_copy_clear_selection(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
u_int px, py;
|
|
|
|
screen_clear_selection(&data->screen);
|
|
|
|
py = screen_hsize(data->backing) + data->cy - data->oy;
|
|
px = window_copy_find_length(wp, py);
|
|
if (data->cx > px)
|
|
window_copy_update_cursor(wp, px, data->cy);
|
|
}
|
|
|
|
int
|
|
window_copy_in_set(struct window_pane *wp, u_int px, u_int py, const char *set)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
const struct grid_cell *gc;
|
|
|
|
gc = grid_peek_cell(data->backing->grid, px, py);
|
|
if (gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8))
|
|
return (0);
|
|
if (gc->data == 0x00 || gc->data == 0x7f)
|
|
return (0);
|
|
return (strchr(set, gc->data) != NULL);
|
|
}
|
|
|
|
u_int
|
|
window_copy_find_length(struct window_pane *wp, u_int py)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = data->backing;
|
|
const struct grid_cell *gc;
|
|
u_int px;
|
|
|
|
/*
|
|
* If the pane has been resized, its grid can contain old overlong
|
|
* lines. grid_peek_cell does not allow accessing cells beyond the
|
|
* width of the grid, and screen_write_copy treats them as spaces, so
|
|
* ignore them here too.
|
|
*/
|
|
px = s->grid->linedata[py].cellsize;
|
|
if (px > screen_size_x(s))
|
|
px = screen_size_x(s);
|
|
while (px > 0) {
|
|
gc = grid_peek_cell(s->grid, px - 1, py);
|
|
if (gc->flags & GRID_FLAG_UTF8)
|
|
break;
|
|
if (gc->data != ' ')
|
|
break;
|
|
px--;
|
|
}
|
|
return (px);
|
|
}
|
|
|
|
void
|
|
window_copy_cursor_start_of_line(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *back_s = data->backing;
|
|
struct grid *gd = back_s->grid;
|
|
u_int py;
|
|
|
|
if (data->cx == 0) {
|
|
py = screen_hsize(back_s) + data->cy - data->oy;
|
|
while (py > 0 && gd->linedata[py-1].flags & GRID_LINE_WRAPPED) {
|
|
window_copy_cursor_up(wp, 0);
|
|
py = screen_hsize(back_s) + data->cy - data->oy;
|
|
}
|
|
}
|
|
window_copy_update_cursor(wp, 0, data->cy);
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
}
|
|
|
|
void
|
|
window_copy_cursor_back_to_indentation(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
u_int px, py, xx;
|
|
const struct grid_cell *gc;
|
|
|
|
px = 0;
|
|
py = screen_hsize(data->backing) + data->cy - data->oy;
|
|
xx = window_copy_find_length(wp, py);
|
|
|
|
while (px < xx) {
|
|
gc = grid_peek_cell(data->backing->grid, px, py);
|
|
if (gc->flags & GRID_FLAG_UTF8)
|
|
break;
|
|
if (gc->data != ' ')
|
|
break;
|
|
px++;
|
|
}
|
|
|
|
window_copy_update_cursor(wp, px, data->cy);
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
}
|
|
|
|
void
|
|
window_copy_cursor_end_of_line(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *back_s = data->backing;
|
|
struct grid *gd = back_s->grid;
|
|
u_int px, py;
|
|
|
|
py = screen_hsize(back_s) + data->cy - data->oy;
|
|
px = window_copy_find_length(wp, py);
|
|
|
|
if (data->cx == px) {
|
|
if (data->screen.sel.flag && data->rectflag)
|
|
px = screen_size_x(back_s);
|
|
if (gd->linedata[py].flags & GRID_LINE_WRAPPED) {
|
|
while (py < gd->sy + gd->hsize &&
|
|
gd->linedata[py].flags & GRID_LINE_WRAPPED) {
|
|
window_copy_cursor_down(wp, 0);
|
|
py = screen_hsize(back_s)
|
|
+ data->cy - data->oy;
|
|
}
|
|
px = window_copy_find_length(wp, py);
|
|
}
|
|
}
|
|
window_copy_update_cursor(wp, px, data->cy);
|
|
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
}
|
|
|
|
void
|
|
window_copy_cursor_left(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
|
|
if (data->cx == 0) {
|
|
window_copy_cursor_up(wp, 0);
|
|
window_copy_cursor_end_of_line(wp);
|
|
} else {
|
|
window_copy_update_cursor(wp, data->cx - 1, data->cy);
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
}
|
|
}
|
|
|
|
void
|
|
window_copy_cursor_right(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
u_int px, py;
|
|
|
|
if (data->screen.sel.flag && data->rectflag)
|
|
px = screen_size_x(&data->screen);
|
|
else {
|
|
py = screen_hsize(data->backing) + data->cy - data->oy;
|
|
px = window_copy_find_length(wp, py);
|
|
}
|
|
|
|
if (data->cx >= px) {
|
|
window_copy_cursor_start_of_line(wp);
|
|
window_copy_cursor_down(wp, 0);
|
|
} else {
|
|
window_copy_update_cursor(wp, data->cx + 1, data->cy);
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
}
|
|
}
|
|
|
|
void
|
|
window_copy_cursor_up(struct window_pane *wp, int scroll_only)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = &data->screen;
|
|
u_int ox, oy, px, py;
|
|
|
|
oy = screen_hsize(data->backing) + data->cy - data->oy;
|
|
ox = window_copy_find_length(wp, oy);
|
|
if (ox != 0) {
|
|
data->lastcx = data->cx;
|
|
data->lastsx = ox;
|
|
}
|
|
|
|
data->cx = data->lastcx;
|
|
if (scroll_only || data->cy == 0) {
|
|
window_copy_scroll_down(wp, 1);
|
|
if (scroll_only) {
|
|
if (data->cy == screen_size_y(s) - 1)
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
else
|
|
window_copy_redraw_lines(wp, data->cy, 2);
|
|
}
|
|
} else {
|
|
window_copy_update_cursor(wp, data->cx, data->cy - 1);
|
|
if (window_copy_update_selection(wp)) {
|
|
if (data->cy == screen_size_y(s) - 1)
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
else
|
|
window_copy_redraw_lines(wp, data->cy, 2);
|
|
}
|
|
}
|
|
|
|
if (!data->screen.sel.flag || !data->rectflag) {
|
|
py = screen_hsize(data->backing) + data->cy - data->oy;
|
|
px = window_copy_find_length(wp, py);
|
|
if ((data->cx >= data->lastsx && data->cx != px) ||
|
|
data->cx > px)
|
|
window_copy_cursor_end_of_line(wp);
|
|
}
|
|
}
|
|
|
|
void
|
|
window_copy_cursor_down(struct window_pane *wp, int scroll_only)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = &data->screen;
|
|
u_int ox, oy, px, py;
|
|
|
|
oy = screen_hsize(data->backing) + data->cy - data->oy;
|
|
ox = window_copy_find_length(wp, oy);
|
|
if (ox != 0) {
|
|
data->lastcx = data->cx;
|
|
data->lastsx = ox;
|
|
}
|
|
|
|
data->cx = data->lastcx;
|
|
if (scroll_only || data->cy == screen_size_y(s) - 1) {
|
|
window_copy_scroll_up(wp, 1);
|
|
if (scroll_only && data->cy > 0)
|
|
window_copy_redraw_lines(wp, data->cy - 1, 2);
|
|
} else {
|
|
window_copy_update_cursor(wp, data->cx, data->cy + 1);
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_lines(wp, data->cy - 1, 2);
|
|
}
|
|
|
|
if (!data->screen.sel.flag || !data->rectflag) {
|
|
py = screen_hsize(data->backing) + data->cy - data->oy;
|
|
px = window_copy_find_length(wp, py);
|
|
if ((data->cx >= data->lastsx && data->cx != px) ||
|
|
data->cx > px)
|
|
window_copy_cursor_end_of_line(wp);
|
|
}
|
|
}
|
|
|
|
void
|
|
window_copy_cursor_jump(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *back_s = data->backing;
|
|
const struct grid_cell *gc;
|
|
u_int px, py, xx;
|
|
|
|
px = data->cx + 1;
|
|
py = screen_hsize(back_s) + data->cy - data->oy;
|
|
xx = window_copy_find_length(wp, py);
|
|
|
|
while (px < xx) {
|
|
gc = grid_peek_cell(back_s->grid, px, py);
|
|
if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
|
|
&& gc->data == data->jumpchar) {
|
|
|
|
window_copy_update_cursor(wp, px, data->cy);
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
return;
|
|
}
|
|
px++;
|
|
}
|
|
}
|
|
|
|
void
|
|
window_copy_cursor_jump_back(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *back_s = data->backing;
|
|
const 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 (;;) {
|
|
gc = grid_peek_cell(back_s->grid, px, py);
|
|
if ((gc->flags & (GRID_FLAG_PADDING|GRID_FLAG_UTF8)) == 0
|
|
&& gc->data == data->jumpchar) {
|
|
|
|
window_copy_update_cursor(wp, px, data->cy);
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
return;
|
|
}
|
|
if (px == 0)
|
|
break;
|
|
px--;
|
|
}
|
|
}
|
|
|
|
void
|
|
window_copy_cursor_next_word(struct window_pane *wp, const char *separators)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
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(wp, 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(wp, px, py, separators) == expected) {
|
|
/* Move down if we're past the end of the line. */
|
|
if (px > xx) {
|
|
if (py == yy)
|
|
return;
|
|
window_copy_cursor_down(wp, 0);
|
|
px = 0;
|
|
|
|
py = screen_hsize(back_s) + data->cy - data->oy;
|
|
xx = window_copy_find_length(wp, py);
|
|
} else
|
|
px++;
|
|
}
|
|
expected = !expected;
|
|
} while (expected == 1);
|
|
|
|
window_copy_update_cursor(wp, px, data->cy);
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
}
|
|
|
|
void
|
|
window_copy_cursor_next_word_end(struct window_pane *wp, const char *separators)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *back_s = data->backing;
|
|
u_int px, py, xx, yy;
|
|
int expected = 1;
|
|
|
|
px = data->cx;
|
|
py = screen_hsize(back_s) + data->cy - data->oy;
|
|
xx = window_copy_find_length(wp, py);
|
|
yy = screen_hsize(back_s) + screen_size_y(back_s) - 1;
|
|
|
|
/*
|
|
* First skip past any word characters, then any nonword characters.
|
|
*
|
|
* expected is initially set to 1 for the former and then 0 for the
|
|
* latter.
|
|
*/
|
|
do {
|
|
while (px > xx ||
|
|
window_copy_in_set(wp, px, py, separators) == expected) {
|
|
/* Move down if we're past the end of the line. */
|
|
if (px > xx) {
|
|
if (py == yy)
|
|
return;
|
|
window_copy_cursor_down(wp, 0);
|
|
px = 0;
|
|
|
|
py = screen_hsize(back_s) + data->cy - data->oy;
|
|
xx = window_copy_find_length(wp, py);
|
|
} else
|
|
px++;
|
|
}
|
|
expected = !expected;
|
|
} while (expected == 0);
|
|
|
|
window_copy_update_cursor(wp, px, data->cy);
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
}
|
|
|
|
/* Move to the previous place where a word begins. */
|
|
void
|
|
window_copy_cursor_previous_word(struct window_pane *wp, const char *separators)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
u_int px, py;
|
|
|
|
px = data->cx;
|
|
py = screen_hsize(data->backing) + data->cy - data->oy;
|
|
|
|
/* Move back to the previous word character. */
|
|
for (;;) {
|
|
if (px > 0) {
|
|
px--;
|
|
if (!window_copy_in_set(wp, px, py, separators))
|
|
break;
|
|
} else {
|
|
if (data->cy == 0 &&
|
|
(screen_hsize(data->backing) == 0 ||
|
|
data->oy >= screen_hsize(data->backing) - 1))
|
|
goto out;
|
|
window_copy_cursor_up(wp, 0);
|
|
|
|
py = screen_hsize(data->backing) + data->cy - data->oy;
|
|
px = window_copy_find_length(wp, py);
|
|
}
|
|
}
|
|
|
|
/* Move back to the beginning of this word. */
|
|
while (px > 0 && !window_copy_in_set(wp, px - 1, py, separators))
|
|
px--;
|
|
|
|
out:
|
|
window_copy_update_cursor(wp, px, data->cy);
|
|
if (window_copy_update_selection(wp))
|
|
window_copy_redraw_lines(wp, data->cy, 1);
|
|
}
|
|
|
|
void
|
|
window_copy_scroll_up(struct window_pane *wp, u_int ny)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
struct screen *s = &data->screen;
|
|
struct screen_write_ctx ctx;
|
|
|
|
if (data->oy < ny)
|
|
ny = data->oy;
|
|
if (ny == 0)
|
|
return;
|
|
data->oy -= ny;
|
|
|
|
screen_write_start(&ctx, wp, NULL);
|
|
screen_write_cursormove(&ctx, 0, 0);
|
|
screen_write_deleteline(&ctx, ny);
|
|
window_copy_write_lines(wp, &ctx, screen_size_y(s) - ny, ny);
|
|
window_copy_write_line(wp, &ctx, 0);
|
|
if (screen_size_y(s) > 1)
|
|
window_copy_write_line(wp, &ctx, 1);
|
|
if (screen_size_y(s) > 3)
|
|
window_copy_write_line(wp, &ctx, screen_size_y(s) - 2);
|
|
if (s->sel.flag && screen_size_y(s) > ny) {
|
|
window_copy_update_selection(wp);
|
|
window_copy_write_line(wp, &ctx, screen_size_y(s) - ny - 1);
|
|
}
|
|
screen_write_cursormove(&ctx, data->cx, data->cy);
|
|
window_copy_update_selection(wp);
|
|
screen_write_stop(&ctx);
|
|
}
|
|
|
|
void
|
|
window_copy_scroll_down(struct window_pane *wp, u_int ny)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
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;
|
|
|
|
screen_write_start(&ctx, wp, NULL);
|
|
screen_write_cursormove(&ctx, 0, 0);
|
|
screen_write_insertline(&ctx, ny);
|
|
window_copy_write_lines(wp, &ctx, 0, ny);
|
|
if (s->sel.flag && screen_size_y(s) > ny) {
|
|
window_copy_update_selection(wp);
|
|
window_copy_write_line(wp, &ctx, ny);
|
|
} else if (ny == 1) /* nuke position */
|
|
window_copy_write_line(wp, &ctx, 1);
|
|
screen_write_cursormove(&ctx, data->cx, data->cy);
|
|
window_copy_update_selection(wp);
|
|
screen_write_stop(&ctx);
|
|
}
|
|
|
|
void
|
|
window_copy_rectangle_toggle(struct window_pane *wp)
|
|
{
|
|
struct window_copy_mode_data *data = wp->modedata;
|
|
u_int px, py;
|
|
|
|
data->rectflag = !data->rectflag;
|
|
|
|
py = screen_hsize(data->backing) + data->cy - data->oy;
|
|
px = window_copy_find_length(wp, py);
|
|
if (data->cx > px)
|
|
window_copy_update_cursor(wp, px, data->cy);
|
|
|
|
window_copy_update_selection(wp);
|
|
window_copy_redraw_screen(wp);
|
|
}
|