tmate/window-choose.c

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2011-07-09 11:42:33 +02:00
/* $Id$ */
/*
* Copyright (c) 2009 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 <ctype.h>
#include <stdlib.h>
#include <string.h>
#include "tmux.h"
struct screen *window_choose_init(struct window_pane *);
void window_choose_free(struct window_pane *);
void window_choose_resize(struct window_pane *, u_int, u_int);
void window_choose_key(struct window_pane *, struct session *, int);
void window_choose_mouse(
struct window_pane *, struct session *, struct mouse_event *);
void window_choose_default_callback(struct window_choose_data *);
void window_choose_fire_callback(
struct window_pane *, struct window_choose_data *);
void window_choose_redraw_screen(struct window_pane *);
void window_choose_write_line(
struct window_pane *, struct screen_write_ctx *, u_int);
void window_choose_scroll_up(struct window_pane *);
void window_choose_scroll_down(struct window_pane *);
void window_choose_collapse(struct window_pane *, struct session *);
void window_choose_expand(struct window_pane *, struct session *, u_int);
enum window_choose_input_type {
WINDOW_CHOOSE_NORMAL = -1,
WINDOW_CHOOSE_GOTO_ITEM,
};
const struct window_mode window_choose_mode = {
window_choose_init,
window_choose_free,
window_choose_resize,
window_choose_key,
window_choose_mouse,
NULL,
};
struct window_choose_mode_data {
struct screen screen;
struct mode_key_data mdata;
ARRAY_DECL(, struct window_choose_mode_item) list;
ARRAY_DECL(, struct window_choose_mode_item) old_list;
int width;
u_int top;
u_int selected;
enum window_choose_input_type input_type;
const char *input_prompt;
char *input_str;
void (*callbackfn)(struct window_choose_data *);
};
void window_choose_free1(struct window_choose_mode_data *);
int window_choose_key_index(struct window_choose_mode_data *, u_int);
int window_choose_index_key(struct window_choose_mode_data *, int);
void window_choose_prompt_input(enum window_choose_input_type,
const char *, struct window_pane *, int);
void window_choose_reset_top(struct window_pane *, u_int);
void
window_choose_add(struct window_pane *wp, struct window_choose_data *wcd)
{
struct window_choose_mode_data *data = wp->modedata;
struct window_choose_mode_item *item;
char tmp[10];
ARRAY_EXPAND(&data->list, 1);
item = &ARRAY_LAST(&data->list);
item->name = format_expand(wcd->ft, wcd->ft_template);
item->wcd = wcd;
item->pos = ARRAY_LENGTH(&data->list) - 1;
item->state = 0;
data->width = xsnprintf (tmp, sizeof tmp , "%u", item->pos);
}
void
window_choose_set_current(struct window_pane *wp, u_int cur)
{
struct window_choose_mode_data *data = wp->modedata;
struct screen *s = &data->screen;
data->selected = cur;
window_choose_reset_top(wp, screen_size_y(s));
}
void
window_choose_reset_top(struct window_pane *wp, u_int sy)
{
struct window_choose_mode_data *data = wp->modedata;
data->top = 0;
if (data->selected > sy - 1)
data->top = data->selected - (sy - 1);
window_choose_redraw_screen(wp);
}
void
window_choose_ready(struct window_pane *wp, u_int cur,
void (*callbackfn)(struct window_choose_data *))
{
struct window_choose_mode_data *data = wp->modedata;
data->callbackfn = callbackfn;
if (data->callbackfn == NULL)
data->callbackfn = window_choose_default_callback;
ARRAY_CONCAT(&data->old_list, &data->list);
window_choose_set_current(wp, cur);
window_choose_collapse_all(wp);
}
struct screen *
window_choose_init(struct window_pane *wp)
{
struct window_choose_mode_data *data;
struct screen *s;
int keys;
wp->modedata = data = xmalloc(sizeof *data);
data->callbackfn = NULL;
data->input_type = WINDOW_CHOOSE_NORMAL;
data->input_str = xstrdup("");
data->input_prompt = NULL;
ARRAY_INIT(&data->list);
ARRAY_INIT(&data->old_list);
data->top = 0;
s = &data->screen;
screen_init(s, screen_size_x(&wp->base), screen_size_y(&wp->base), 0);
s->mode &= ~MODE_CURSOR;
if (options_get_number(&wp->window->options, "mode-mouse"))
s->mode |= MODE_MOUSE_STANDARD;
keys = options_get_number(&wp->window->options, "mode-keys");
if (keys == MODEKEY_EMACS)
mode_key_init(&data->mdata, &mode_key_tree_emacs_choice);
else
mode_key_init(&data->mdata, &mode_key_tree_vi_choice);
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return (s);
}
struct window_choose_data *
window_choose_data_create(int type, struct client *c, struct session *s)
{
struct window_choose_data *wcd;
wcd = xmalloc(sizeof *wcd);
wcd->type = type;
wcd->ft = format_create();
wcd->ft_template = NULL;
wcd->command = NULL;
wcd->wl = NULL;
wcd->pane_id = -1;
wcd->idx = -1;
wcd->tree_session = NULL;
wcd->start_client = c;
wcd->start_client->references++;
wcd->start_session = s;
wcd->start_session->references++;
return (wcd);
}
void
window_choose_data_free(struct window_choose_data *wcd)
{
wcd->start_client->references--;
wcd->start_session->references--;
if (wcd->tree_session != NULL)
wcd->tree_session->references--;
free(wcd->ft_template);
format_free(wcd->ft);
free(wcd->command);
free(wcd);
}
void
window_choose_data_run(struct window_choose_data *cdata)
{
struct cmd_list *cmdlist;
char *cause;
/*
* The command template will have already been replaced. But if it's
* NULL, bail here.
*/
if (cdata->command == NULL)
return;
if (cmd_string_parse(cdata->command, &cmdlist, NULL, 0, &cause) != 0) {
if (cause != NULL) {
*cause = toupper((u_char) *cause);
status_message_set(cdata->start_client, "%s", cause);
free(cause);
}
return;
}
cmdq_run(cdata->start_client->cmdq, cmdlist);
cmd_list_free(cmdlist);
}
void
window_choose_default_callback(struct window_choose_data *wcd)
{
if (wcd == NULL)
return;
if (wcd->start_client->flags & CLIENT_DEAD)
return;
window_choose_data_run(wcd);
}
void
window_choose_free(struct window_pane *wp)
{
if (wp->modedata != NULL)
window_choose_free1(wp->modedata);
}
void
window_choose_free1(struct window_choose_mode_data *data)
{
struct window_choose_mode_item *item;
u_int i;
if (data == NULL)
return;
for (i = 0; i < ARRAY_LENGTH(&data->old_list); i++) {
item = &ARRAY_ITEM(&data->old_list, i);
window_choose_data_free(item->wcd);
free(item->name);
}
ARRAY_FREE(&data->list);
ARRAY_FREE(&data->old_list);
free(data->input_str);
screen_free(&data->screen);
free(data);
}
void
window_choose_resize(struct window_pane *wp, u_int sx, u_int sy)
{
struct window_choose_mode_data *data = wp->modedata;
struct screen *s = &data->screen;
window_choose_reset_top(wp, sy);
screen_resize(s, sx, sy, 0);
window_choose_redraw_screen(wp);
}
void
window_choose_fire_callback(
struct window_pane *wp, struct window_choose_data *wcd)
{
struct window_choose_mode_data *data = wp->modedata;
wp->modedata = NULL;
window_pane_reset_mode(wp);
data->callbackfn(wcd);
window_choose_free1(data);
}
void
window_choose_prompt_input(enum window_choose_input_type input_type,
const char *prompt, struct window_pane *wp, int key)
{
struct window_choose_mode_data *data = wp->modedata;
size_t input_len;
data->input_type = input_type;
data->input_prompt = prompt;
input_len = strlen(data->input_str) + 2;
data->input_str = xrealloc(data->input_str, 1, input_len);
data->input_str[input_len - 2] = key;
data->input_str[input_len - 1] = '\0';
window_choose_redraw_screen(wp);
}
void
window_choose_collapse(struct window_pane *wp, struct session *s)
{
struct window_choose_mode_data *data = wp->modedata;
struct window_choose_mode_item *item, *chosen;
struct window_choose_data *wcd;
u_int i, pos;
ARRAY_DECL(, struct window_choose_mode_item) list_copy;
ARRAY_INIT(&list_copy);
pos = data->selected;
chosen = &ARRAY_ITEM(&data->list, pos);
chosen->state &= ~TREE_EXPANDED;
/*
* Trying to mangle the &data->list in-place has lots of problems, so
* assign the actual result we want to render and copy the new one over
* the top of it.
*/
for (i = 0; i < ARRAY_LENGTH(&data->list); i++) {
item = &ARRAY_ITEM(&data->list, i);
wcd = item->wcd;
if (s == wcd->tree_session) {
/* We only show the session when collapsed. */
if (wcd->type & TREE_SESSION) {
item->state &= ~TREE_EXPANDED;
ARRAY_ADD(&list_copy,
ARRAY_ITEM(&data->list, i));
/*
* Update the selection to this session item so
* we don't end up highlighting a non-existent
* item.
*/
data->selected = i;
}
} else
ARRAY_ADD(&list_copy, ARRAY_ITEM(&data->list, i));
}
if (!ARRAY_EMPTY(&list_copy)) {
ARRAY_FREE(&data->list);
ARRAY_CONCAT(&data->list, &list_copy);
ARRAY_FREE(&list_copy);
}
}
void
window_choose_collapse_all(struct window_pane *wp)
{
struct window_choose_mode_data *data = wp->modedata;
struct window_choose_mode_item *item;
struct screen *scr = &data->screen;
struct session *s, *chosen;
u_int i;
chosen = ARRAY_ITEM(&data->list, data->selected).wcd->start_session;
RB_FOREACH(s, sessions, &sessions)
window_choose_collapse(wp, s);
/* Reset the selection back to the starting session. */
for (i = 0; i < ARRAY_LENGTH(&data->list); i++) {
item = &ARRAY_ITEM(&data->list, i);
if (chosen != item->wcd->tree_session)
continue;
if (item->wcd->type & TREE_SESSION)
data->selected = i;
}
window_choose_reset_top(wp, screen_size_y(scr));
}
void
window_choose_expand_all(struct window_pane *wp)
{
struct window_choose_mode_data *data = wp->modedata;
struct window_choose_mode_item *item;
struct screen *scr = &data->screen;
struct session *s;
u_int i;
RB_FOREACH(s, sessions, &sessions) {
for (i = 0; i < ARRAY_LENGTH(&data->list); i++) {
item = &ARRAY_ITEM(&data->list, i);
if (s != item->wcd->tree_session)
continue;
if (item->wcd->type & TREE_SESSION)
window_choose_expand(wp, s, i);
}
}
window_choose_reset_top(wp, screen_size_y(scr));
}
void
window_choose_expand(struct window_pane *wp, struct session *s, u_int pos)
{
struct window_choose_mode_data *data = wp->modedata;
struct window_choose_mode_item *item, *chosen;
struct window_choose_data *wcd;
u_int i, items;
chosen = &ARRAY_ITEM(&data->list, pos);
items = ARRAY_LENGTH(&data->old_list) - 1;
/* It's not possible to expand anything other than sessions. */
if (!(chosen->wcd->type & TREE_SESSION))
return;
/* Don't re-expand a session which is already expanded. */
if (chosen->state & TREE_EXPANDED)
return;
/* Mark the session entry as expanded. */
chosen->state |= TREE_EXPANDED;
/*
* Go back through the original list of all sessions and windows, and
* pull out the windows where the session matches the selection chosen
* to expand.
*/
for (i = items; i > 0; i--) {
item = &ARRAY_ITEM(&data->old_list, i);
item->state |= TREE_EXPANDED;
wcd = item->wcd;
if (s == wcd->tree_session) {
/*
* Since the session is already displayed, we only care
* to add back in window for it.
*/
if (wcd->type & TREE_WINDOW) {
/*
* If the insertion point for adding the
* windows to the session falls inside the
* range of the list, then we insert these
* entries in order *AFTER* the selected
* session.
*/
if (pos < i ) {
ARRAY_INSERT(&data->list,
pos + 1,
ARRAY_ITEM(&data->old_list,
i));
} else {
/* Ran out of room, add to the end. */
ARRAY_ADD(&data->list,
ARRAY_ITEM(&data->old_list,
i));
}
}
}
}
}
void
window_choose_key(struct window_pane *wp, unused struct session *sess, int key)
{
struct window_choose_mode_data *data = wp->modedata;
struct screen *s = &data->screen;
struct screen_write_ctx ctx;
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struct window_choose_mode_item *item;
size_t input_len;
u_int items, n;
int idx;
items = ARRAY_LENGTH(&data->list);
if (data->input_type == WINDOW_CHOOSE_GOTO_ITEM) {
switch (mode_key_lookup(&data->mdata, key, NULL)) {
case MODEKEYCHOICE_CANCEL:
data->input_type = WINDOW_CHOOSE_NORMAL;
window_choose_redraw_screen(wp);
break;
case MODEKEYCHOICE_CHOOSE:
n = strtonum(data->input_str, 0, INT_MAX, NULL);
if (n > items - 1) {
data->input_type = WINDOW_CHOOSE_NORMAL;
window_choose_redraw_screen(wp);
break;
}
item = &ARRAY_ITEM(&data->list, n);
window_choose_fire_callback(wp, item->wcd);
break;
case MODEKEYCHOICE_BACKSPACE:
input_len = strlen(data->input_str);
if (input_len > 0)
data->input_str[input_len - 1] = '\0';
window_choose_redraw_screen(wp);
break;
default:
if (key < '0' || key > '9')
break;
window_choose_prompt_input(WINDOW_CHOOSE_GOTO_ITEM,
"Goto Item", wp, key);
break;
}
return;
}
switch (mode_key_lookup(&data->mdata, key, NULL)) {
case MODEKEYCHOICE_CANCEL:
window_choose_fire_callback(wp, NULL);
break;
case MODEKEYCHOICE_CHOOSE:
item = &ARRAY_ITEM(&data->list, data->selected);
window_choose_fire_callback(wp, item->wcd);
break;
case MODEKEYCHOICE_TREE_TOGGLE:
item = &ARRAY_ITEM(&data->list, data->selected);
if (item->state & TREE_EXPANDED)
window_choose_collapse(wp, item->wcd->tree_session);
else {
window_choose_expand(wp, item->wcd->tree_session,
data->selected);
}
window_choose_redraw_screen(wp);
break;
case MODEKEYCHOICE_TREE_COLLAPSE:
item = &ARRAY_ITEM(&data->list, data->selected);
if (item->state & TREE_EXPANDED) {
window_choose_collapse(wp, item->wcd->tree_session);
window_choose_redraw_screen(wp);
}
break;
case MODEKEYCHOICE_TREE_COLLAPSE_ALL:
window_choose_collapse_all(wp);
break;
case MODEKEYCHOICE_TREE_EXPAND:
item = &ARRAY_ITEM(&data->list, data->selected);
if (!(item->state & TREE_EXPANDED)) {
window_choose_expand(wp, item->wcd->tree_session,
data->selected);
window_choose_redraw_screen(wp);
}
break;
case MODEKEYCHOICE_TREE_EXPAND_ALL:
window_choose_expand_all(wp);
break;
case MODEKEYCHOICE_UP:
if (items == 0)
break;
if (data->selected == 0) {
data->selected = items - 1;
if (data->selected > screen_size_y(s) - 1)
data->top = items - screen_size_y(s);
window_choose_redraw_screen(wp);
break;
}
data->selected--;
if (data->selected < data->top)
window_choose_scroll_up(wp);
else {
screen_write_start(&ctx, wp, NULL);
window_choose_write_line(
wp, &ctx, data->selected - data->top);
window_choose_write_line(
wp, &ctx, data->selected + 1 - data->top);
screen_write_stop(&ctx);
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}
break;
case MODEKEYCHOICE_DOWN:
if (items == 0)
break;
if (data->selected == items - 1) {
data->selected = 0;
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data->top = 0;
window_choose_redraw_screen(wp);
break;
}
data->selected++;
if (data->selected < data->top + screen_size_y(s)) {
screen_write_start(&ctx, wp, NULL);
window_choose_write_line(
wp, &ctx, data->selected - data->top);
window_choose_write_line(
wp, &ctx, data->selected - 1 - data->top);
screen_write_stop(&ctx);
} else
window_choose_scroll_down(wp);
break;
case MODEKEYCHOICE_SCROLLUP:
if (items == 0 || data->top == 0)
break;
if (data->selected == data->top + screen_size_y(s) - 1) {
data->selected--;
window_choose_scroll_up(wp);
screen_write_start(&ctx, wp, NULL);
window_choose_write_line(
wp, &ctx, screen_size_y(s) - 1);
screen_write_stop(&ctx);
} else
window_choose_scroll_up(wp);
break;
case MODEKEYCHOICE_SCROLLDOWN:
if (items == 0 ||
data->top + screen_size_y(&data->screen) >= items)
break;
if (data->selected == data->top) {
data->selected++;
window_choose_scroll_down(wp);
screen_write_start(&ctx, wp, NULL);
window_choose_write_line(wp, &ctx, 0);
screen_write_stop(&ctx);
} else
window_choose_scroll_down(wp);
break;
case MODEKEYCHOICE_PAGEUP:
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if (data->selected < screen_size_y(s)) {
data->selected = 0;
data->top = 0;
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} else {
data->selected -= screen_size_y(s);
if (data->top < screen_size_y(s))
data->top = 0;
else
data->top -= screen_size_y(s);
}
window_choose_redraw_screen(wp);
break;
case MODEKEYCHOICE_PAGEDOWN:
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data->selected += screen_size_y(s);
if (data->selected > items - 1)
data->selected = items - 1;
data->top += screen_size_y(s);
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if (screen_size_y(s) < items) {
if (data->top + screen_size_y(s) > items)
data->top = items - screen_size_y(s);
} else
data->top = 0;
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if (data->selected < data->top)
data->top = data->selected;
window_choose_redraw_screen(wp);
break;
case MODEKEYCHOICE_BACKSPACE:
input_len = strlen(data->input_str);
if (input_len > 0)
data->input_str[input_len - 1] = '\0';
window_choose_redraw_screen(wp);
break;
case MODEKEYCHOICE_STARTNUMBERPREFIX:
key &= KEYC_MASK_KEY;
if (key < '0' || key > '9')
break;
window_choose_prompt_input(WINDOW_CHOOSE_GOTO_ITEM,
"Goto Item", wp, key);
break;
case MODEKEYCHOICE_STARTOFLIST:
data->selected = 0;
data->top = 0;
window_choose_redraw_screen(wp);
break;
case MODEKEYCHOICE_TOPLINE:
data->selected = data->top;
window_choose_redraw_screen(wp);
break;
case MODEKEYCHOICE_BOTTOMLINE:
data->selected = data->top + screen_size_y(s) - 1;
if (data->selected > items - 1)
data->selected = items - 1;
window_choose_redraw_screen(wp);
break;
case MODEKEYCHOICE_ENDOFLIST:
data->selected = items - 1;
if (screen_size_y(s) < items)
data->top = items - screen_size_y(s);
else
data->top = 0;
window_choose_redraw_screen(wp);
break;
default:
idx = window_choose_index_key(data, key);
if (idx < 0 || (u_int) idx >= ARRAY_LENGTH(&data->list))
break;
data->selected = idx;
item = &ARRAY_ITEM(&data->list, data->selected);
window_choose_fire_callback(wp, item->wcd);
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break;
}
}
void
window_choose_mouse(struct window_pane *wp, struct session *sess,
struct mouse_event *m)
{
struct window_choose_mode_data *data = wp->modedata;
struct screen *s = &data->screen;
struct window_choose_mode_item *item;
u_int idx;
if (m->event == MOUSE_EVENT_WHEEL) {
/*
* Don't use m->scroll and just move line-by-line or it's
* annoying.
*/
if (m->wheel == MOUSE_WHEEL_UP)
window_choose_key(wp, sess, KEYC_UP);
else
window_choose_key(wp, sess, KEYC_DOWN);
return;
}
if (~m->event & MOUSE_EVENT_CLICK)
return;
if (m->x >= screen_size_x(s))
return;
if (m->y >= screen_size_y(s))
return;
idx = data->top + m->y;
if (idx >= ARRAY_LENGTH(&data->list))
return;
data->selected = idx;
item = &ARRAY_ITEM(&data->list, data->selected);
window_choose_fire_callback(wp, item->wcd);
}
void
window_choose_write_line(
struct window_pane *wp, struct screen_write_ctx *ctx, u_int py)
{
struct window_choose_mode_data *data = wp->modedata;
struct window_choose_mode_item *item;
struct options *oo = &wp->window->options;
struct screen *s = &data->screen;
struct grid_cell gc;
size_t last, xoff = 0;
char hdr[32], label[32];
int utf8flag, key;
if (data->callbackfn == NULL)
fatalx("called before callback assigned");
last = screen_size_y(s) - 1;
utf8flag = options_get_number(&wp->window->options, "utf8");
memcpy(&gc, &grid_default_cell, sizeof gc);
if (data->selected == data->top + py)
style_apply(&gc, oo, "mode-style");
screen_write_cursormove(ctx, 0, py);
if (data->top + py < ARRAY_LENGTH(&data->list)) {
item = &ARRAY_ITEM(&data->list, data->top + py);
if (item->wcd->wl != NULL &&
item->wcd->wl->flags & WINLINK_ALERTFLAGS)
gc.attr |= GRID_ATTR_BRIGHT;
key = window_choose_key_index(data, data->top + py);
if (key != -1)
xsnprintf (label, sizeof label, "(%c)", key);
else
xsnprintf (label, sizeof label, "(%d)", item->pos);
screen_write_nputs(ctx, screen_size_x(s) - 1, &gc, utf8flag,
"%*s %s %s", data->width + 2, label,
/*
* Add indication to tree if necessary about whether it's
* expanded or not.
*/
(item->wcd->type & TREE_SESSION) ?
(item->state & TREE_EXPANDED ? "-" : "+") : "", item->name);
}
while (s->cx < screen_size_x(s) - 1)
screen_write_putc(ctx, &gc, ' ');
if (data->input_type != WINDOW_CHOOSE_NORMAL) {
style_apply(&gc, oo, "mode-style");
xoff = xsnprintf(hdr, sizeof hdr,
"%s: %s", data->input_prompt, data->input_str);
screen_write_cursormove(ctx, 0, last);
screen_write_puts(ctx, &gc, "%s", hdr);
screen_write_cursormove(ctx, xoff, py);
memcpy(&gc, &grid_default_cell, sizeof gc);
}
}
int
window_choose_key_index(struct window_choose_mode_data *data, u_int idx)
{
static const char keys[] = "0123456789"
"abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ";
const char *ptr;
int mkey;
for (ptr = keys; *ptr != '\0'; ptr++) {
mkey = mode_key_lookup(&data->mdata, *ptr, NULL);
if (mkey != MODEKEY_NONE && mkey != MODEKEY_OTHER)
continue;
if (idx-- == 0)
return (*ptr);
}
return (-1);
}
int
window_choose_index_key(struct window_choose_mode_data *data, int key)
{
static const char keys[] = "0123456789"
"abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ";
const char *ptr;
int mkey;
u_int idx = 0;
for (ptr = keys; *ptr != '\0'; ptr++) {
mkey = mode_key_lookup(&data->mdata, *ptr, NULL);
if (mkey != MODEKEY_NONE && mkey != MODEKEY_OTHER)
continue;
if (key == *ptr)
return (idx);
idx++;
}
return (-1);
}
void
window_choose_redraw_screen(struct window_pane *wp)
{
struct window_choose_mode_data *data = wp->modedata;
struct screen *s = &data->screen;
struct screen_write_ctx ctx;
u_int i;
screen_write_start(&ctx, wp, NULL);
for (i = 0; i < screen_size_y(s); i++)
window_choose_write_line(wp, &ctx, i);
screen_write_stop(&ctx);
}
void
window_choose_scroll_up(struct window_pane *wp)
{
struct window_choose_mode_data *data = wp->modedata;
struct screen_write_ctx ctx;
if (data->top == 0)
return;
data->top--;
screen_write_start(&ctx, wp, NULL);
screen_write_cursormove(&ctx, 0, 0);
screen_write_insertline(&ctx, 1);
window_choose_write_line(wp, &ctx, 0);
if (screen_size_y(&data->screen) > 1)
window_choose_write_line(wp, &ctx, 1);
screen_write_stop(&ctx);
}
void
window_choose_scroll_down(struct window_pane *wp)
{
struct window_choose_mode_data *data = wp->modedata;
struct screen *s = &data->screen;
struct screen_write_ctx ctx;
if (data->top >= ARRAY_LENGTH(&data->list))
return;
data->top++;
screen_write_start(&ctx, wp, NULL);
screen_write_cursormove(&ctx, 0, 0);
screen_write_deleteline(&ctx, 1);
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window_choose_write_line(wp, &ctx, screen_size_y(s) - 1);
if (screen_size_y(&data->screen) > 1)
window_choose_write_line(wp, &ctx, screen_size_y(s) - 2);
screen_write_stop(&ctx);
}
struct window_choose_data *
window_choose_add_session(struct window_pane *wp, struct client *c,
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struct session *s, const char *template, const char *action, u_int idx)
{
struct window_choose_data *wcd;
wcd = window_choose_data_create(TREE_SESSION, c, c->session);
wcd->idx = s->id;
wcd->tree_session = s;
wcd->tree_session->references++;
wcd->ft_template = xstrdup(template);
format_add(wcd->ft, "line", "%u", idx);
format_session(wcd->ft, s);
wcd->command = cmd_template_replace(action, s->name, 1);
window_choose_add(wp, wcd);
return (wcd);
}
struct window_choose_data *
window_choose_add_item(struct window_pane *wp, struct client *c,
struct winlink *wl, const char *template, const char *action, u_int idx)
{
struct window_choose_data *wcd;
char *expanded;
wcd = window_choose_data_create(TREE_OTHER, c, c->session);
wcd->idx = wl->idx;
wcd->ft_template = xstrdup(template);
format_add(wcd->ft, "line", "%u", idx);
format_session(wcd->ft, wcd->start_session);
format_winlink(wcd->ft, wcd->start_session, wl);
format_window_pane(wcd->ft, wl->window->active);
/*
* Interpolate action here, since the data we pass back is the expanded
* template itself.
*/
xasprintf(&expanded, "%s", format_expand(wcd->ft, wcd->ft_template));
wcd->command = cmd_template_replace(action, expanded, 1);
free(expanded);
window_choose_add(wp, wcd);
return (wcd);
}
struct window_choose_data *
window_choose_add_window(struct window_pane *wp, struct client *c,
struct session *s, struct winlink *wl, const char *template,
const char *action, u_int idx)
{
struct window_choose_data *wcd;
char *expanded;
wcd = window_choose_data_create(TREE_WINDOW, c, c->session);
wcd->idx = wl->idx;
wcd->wl = wl;
wcd->tree_session = s;
wcd->tree_session->references++;
wcd->ft_template = xstrdup(template);
format_add(wcd->ft, "line", "%u", idx);
format_session(wcd->ft, s);
format_winlink(wcd->ft, s, wl);
format_window_pane(wcd->ft, wl->window->active);
xasprintf(&expanded, "%s:%d", s->name, wl->idx);
wcd->command = cmd_template_replace(action, expanded, 1);
free(expanded);
window_choose_add(wp, wcd);
return (wcd);
}