Mostly-complete copy and paste.

pull/1/head
Nicholas Marriott 2007-11-23 17:52:54 +00:00
parent 68b2d36e07
commit 8da0b1fb99
9 changed files with 207 additions and 24 deletions

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@ -1,5 +1,12 @@
23 November 2007
* Mostly complete copy & paste. Copy mode entered with C-b [ (copy-mode
command). In copy mode, arrow keys/page up/page down/hjkl/C-u/C-f navigate,
space or C-space starts selection, and enter or C-w copies and (important!)
exits copy mode. C-b ] (paste-buffer) pastes into current terminal. No
extra utility keys (bol/eol/clear selection/etc), only one single buffer,
and no buffer manipulation commands (clear/view/etc) yet. The code is also
fugly :-(.
* history-limit option to set maximum history. Does not apply retroactively to
existing windows! Lines take up a variable amount of space, but a reasonable
guess for an 80-column terminal is 250 KB per 1000 lines (of history used,
@ -256,4 +263,4 @@
(including mutt, emacs). No status bar yet and no key remapping or other
customisation.
$Id: CHANGES,v 1.81 2007-11-23 12:48:20 nicm Exp $
$Id: CHANGES,v 1.82 2007-11-23 17:52:54 nicm Exp $

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@ -1,4 +1,4 @@
# $Id: Makefile,v 1.47 2007-11-22 18:09:43 nicm Exp $
# $Id: Makefile,v 1.48 2007-11-23 17:52:54 nicm Exp $
.SUFFIXES: .c .o .y .h
.PHONY: clean update-index.html upload-index.html
@ -27,7 +27,7 @@ SRCS= tmux.c server.c server-msg.c server-fn.c buffer.c buffer-poll.c status.c \
cmd-link-window.c cmd-unlink-window.c cmd-next-window.c \
cmd-swap-window.c cmd-rename-session.c cmd-kill-session.c \
cmd-switch-client.c cmd-has-session.c cmd-scroll-mode.c cmd-copy-mode.c \
window-scroll.c window-more.c window-copy.c
cmd-paste-buffer.c window-scroll.c window-more.c window-copy.c
CC?= cc
INCDIRS+= -I. -I- -I/usr/local/include

2
TODO
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@ -59,6 +59,8 @@
command to purge window history
extend list-clients to list clients attached to a session (-a for all?)
bring back detach-session to detach all clients on a session?
paste buffer etc shouldn't be limited to keys
buffer manip: clear, view etc
- function groups, bind-key ^W { select-window 0; send-key ^W } etc
- more(1) style handling for in-client output
- allow fnmatch for -c, so that you can, eg, detach all clients

57
cmd-paste-buffer.c Normal file
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@ -0,0 +1,57 @@
/* $Id: cmd-paste-buffer.c,v 1.1 2007-11-23 17:52:54 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* 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 <sys/types.h>
#include <getopt.h>
#include <stdlib.h>
#include <string.h>
#include "tmux.h"
/*
* Paste paste buffer if present.
*/
void cmd_paste_buffer_exec(void *, struct cmd_ctx *);
const struct cmd_entry cmd_paste_buffer_entry = {
"paste-buffer", NULL, "paste",
CMD_NOCLIENT,
NULL,
cmd_paste_buffer_exec,
NULL,
NULL,
NULL
};
void
cmd_paste_buffer_exec(unused void *ptr, struct cmd_ctx *ctx)
{
struct window *w = ctx->session->curw->window;
if (ctx->flags & CMD_KEY) {
if (paste_buffer != NULL && *paste_buffer != '\0') {
buffer_write(
w->out, paste_buffer, strlen(paste_buffer));
}
}
if (ctx->cmdclient != NULL)
server_write_client(ctx->cmdclient, MSG_EXIT, NULL, 0);
}

3
cmd.c
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@ -1,4 +1,4 @@
/* $Id: cmd.c,v 1.31 2007-11-22 18:09:43 nicm Exp $ */
/* $Id: cmd.c,v 1.32 2007-11-23 17:52:54 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -40,6 +40,7 @@ const struct cmd_entry *cmd_table[] = {
&cmd_new_session_entry,
&cmd_new_window_entry,
&cmd_next_window_entry,
&cmd_paste_buffer_entry,
&cmd_previous_window_entry,
&cmd_refresh_client_entry,
&cmd_rename_session_entry,

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@ -1,4 +1,4 @@
/* $Id: key-bindings.c,v 1.20 2007-11-22 18:09:43 nicm Exp $ */
/* $Id: key-bindings.c,v 1.21 2007-11-23 17:52:54 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -110,6 +110,7 @@ key_bindings_init(void)
{ '&', &cmd_kill_window_entry, NULL },
{ '=', &cmd_scroll_mode_entry, NULL },
{ '[', &cmd_copy_mode_entry, NULL },
{ ']', &cmd_paste_buffer_entry, NULL },
{ META, &cmd_send_prefix_entry, NULL },
};
u_int i;

11
tmux.c
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@ -1,4 +1,4 @@
/* $Id: tmux.c,v 1.43 2007-11-23 12:48:20 nicm Exp $ */
/* $Id: tmux.c,v 1.44 2007-11-23 17:52:54 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -37,13 +37,14 @@ const char *malloc_options = "AFGJPX";
volatile sig_atomic_t sigwinch;
volatile sig_atomic_t sigterm;
char *default_command;
char *paste_buffer;
int bell_action;
int debug_level;
int prefix_key = META;
u_int status_lines;
u_char status_colour;
char *default_command;
int bell_action;
u_int history_limit;
u_int status_lines;
void sighandler(int);
@ -217,6 +218,8 @@ main(int argc, char **argv)
history_limit = 2000;
paste_buffer = NULL;
if (path == NULL) {
xasprintf(&path,
"%s/%s-%lu", _PATH_TMP, __progname, (u_long) getuid());

10
tmux.h
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@ -1,4 +1,4 @@
/* $Id: tmux.h,v 1.97 2007-11-23 12:48:20 nicm Exp $ */
/* $Id: tmux.h,v 1.98 2007-11-23 17:52:54 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -615,13 +615,14 @@ extern volatile sig_atomic_t sigterm;
#define BELL_NONE 0
#define BELL_ANY 1
#define BELL_CURRENT 2
extern char *default_command;
extern char *paste_buffer;
extern int bell_action;
extern int prefix_key;
extern int debug_level;
extern u_int status_lines;
extern int prefix_key;
extern u_char status_colour;
extern u_int history_limit;
extern char *default_command;
extern u_int status_lines;
void usage(char **, const char *, ...);
void logfile(const char *);
void siginit(void);
@ -651,6 +652,7 @@ extern const struct cmd_entry cmd_list_windows_entry;
extern const struct cmd_entry cmd_new_session_entry;
extern const struct cmd_entry cmd_new_window_entry;
extern const struct cmd_entry cmd_next_window_entry;
extern const struct cmd_entry cmd_paste_buffer_entry;
extern const struct cmd_entry cmd_previous_window_entry;
extern const struct cmd_entry cmd_refresh_client_entry;
extern const struct cmd_entry cmd_rename_session_entry;

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@ -1,4 +1,4 @@
/* $Id: window-copy.c,v 1.5 2007-11-23 16:43:04 nicm Exp $ */
/* $Id: window-copy.c,v 1.6 2007-11-23 17:52:54 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -29,7 +29,10 @@ void window_copy_key(struct window *, int);
void window_copy_draw_position(struct window *, struct screen_draw_ctx *);
u_int window_copy_line_length(struct window *);
void window_copy_copy_selection(struct window *);
void window_copy_copy_line(
struct window *, char **, size_t *, size_t *, u_int, u_int, u_int);
u_int window_copy_find_length(struct window *, u_int);
void window_copy_move_cursor(struct window *);
void window_copy_cursor_left(struct window *);
void window_copy_cursor_right(struct window *);
@ -143,14 +146,7 @@ window_copy_key(struct window *w, int key)
switch (key) {
case 'Q':
case 'q':
w->mode = NULL;
xfree(w->modedata);
w->screen.mode &= ~MODE_BACKGROUND;
recalculate_sizes();
server_redraw_window_all(w);
return;
goto done;
case 'h':
case KEYC_LEFT:
window_copy_cursor_left(w);
@ -184,17 +180,131 @@ window_copy_key(struct window *w, int key)
data->oy -= sy;
break;
case '\000': /* C-space */
case ' ':
data->selflag = !data->selflag;
data->selx = data->cx + data->ox;
data->sely = data->size + data->cy - data->oy;
oy = -1; /* XXX */
break;
/* XXX start/end of line, next word, prev word */
case '\027': /* C-w */
case '\r': /* enter */
if (data->selflag)
window_copy_copy_selection(w);
goto done;
/* XXX start/end of line, next word, prev word, cancel sel */
}
if (data->oy != oy) {
server_redraw_window_all(w);
window_copy_move_cursor(w);
}
return;
done:
w->mode = NULL;
xfree(w->modedata);
w->screen.mode &= ~MODE_BACKGROUND;
recalculate_sizes();
server_redraw_window_all(w);
}
void
window_copy_copy_selection(struct window *w)
{
struct window_copy_mode_data *data = w->modedata;
char *buf;
size_t len, off;
u_int i, xx, yy, sx, sy, ex, ey;
len = BUFSIZ;
buf = xmalloc(len);
off = 0;
*buf = '\0';
/* Find start and end. */
xx = data->cx + data->ox;
yy = data->size + data->cy - data->oy;
if (xx < data->selx || (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(w, ey);
if (ex > xx)
ex = xx;
log_debug("copying from %u,%u to %u,%u", sx, sy, ex, ey);
/* Copy the lines. */
if (sy == ey)
window_copy_copy_line(w, &buf, &off, &len, sy, sx, ex);
else {
xx = window_copy_find_length(w, sy);
window_copy_copy_line(w, &buf, &off, &len, sy, sx, xx);
if (ey - sy > 1) {
for (i = sy + 1; i < ey - 1; i++) {
xx = window_copy_find_length(w, i);
window_copy_copy_line(
w, &buf, &off, &len, i, 0, xx);
}
}
window_copy_copy_line(w, &buf, &off, &len, ey, 0, ex);
}
/* Terminate buffer, overwriting final \n. */
if (off != 0)
buf[off - 1] = '\0';
if (paste_buffer != NULL)
xfree(paste_buffer);
paste_buffer = buf;
}
void
window_copy_copy_line(struct window *w,
char **buf, size_t *off, size_t *len, u_int sy, u_int sx, u_int ex)
{
struct screen *s = &w->screen;
u_char i, xx;
if (sx > ex)
return;
xx = window_copy_find_length(w, sy);
if (ex > xx)
ex = xx;
if (sx > xx)
sx = xx;
if (sx < ex) {
for (i = sx; i < ex; i++) {
*buf = ensure_size(*buf, len, 1, *off + 1);
(*buf)[*off] = s->grid_data[sy][i];
(*off)++;
}
}
*buf = ensure_size(*buf, len, 1, *off + 1);
(*buf)[*off] = '\n';
(*off)++;
}
u_int
window_copy_find_length(struct window *w, u_int py)
{
struct screen *s = &w->screen;
u_int px;
px = s->grid_size[py];
while (px > 0 && s->grid_data[py][px] == SCREEN_DEFDATA)
px--;
return (px);
}
void