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/*
statusbar-items.c : irssi
Copyright (C) 1999-2001 Timo Sirainen
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "module.h"
#include "signals.h"
#include "settings.h"
#include "servers.h"
#include "themes.h"
#include "statusbar.h"
#include "gui-entry.h"
#include "gui-windows.h"
/* how often to redraw lagging time (seconds) */
#define LAG_REFRESH_TIME 10
static GList *activity_list;
static GSList *more_visible; /* list of MAIN_WINDOW_RECs which have --more-- */
static GHashTable *input_entries;
static int last_lag, last_lag_unknown, lag_timeout_tag;
static void item_window_active(SBAR_ITEM_REC *item, int get_size_only)
{
WINDOW_REC *window;
window = active_win;
if (item->bar->parent_window != NULL)
window = item->bar->parent_window->active;
if (window != NULL && window->active != NULL) {
statusbar_item_default_handler(item, get_size_only,
NULL, "", TRUE);
} else if (get_size_only) {
item->min_size = item->max_size = 0;
}
}
static void item_window_empty(SBAR_ITEM_REC *item, int get_size_only)
{
WINDOW_REC *window;
window = active_win;
if (item->bar->parent_window != NULL)
window = item->bar->parent_window->active;
if (window != NULL && window->active == NULL) {
statusbar_item_default_handler(item, get_size_only,
NULL, "", TRUE);
} else if (get_size_only) {
item->min_size = item->max_size = 0;
}
}
static char *get_activity_list(MAIN_WINDOW_REC *window, int normal, int hilight)
{
THEME_REC *theme;
GString *str;
GList *tmp;
char *ret, *name, *format, *value;
int is_det;
str = g_string_new(NULL);
theme = window != NULL && window->active != NULL &&
window->active->theme != NULL ?
window->active->theme : current_theme;
for (tmp = activity_list; tmp != NULL; tmp = tmp->next) {
WINDOW_REC *window = tmp->data;
is_det = window->data_level >= DATA_LEVEL_HILIGHT;
if ((!is_det && !normal) || (is_det && !hilight))
continue;
/* comma separator */
if (str->len > 0) {
value = theme_format_expand(theme, "{sb_act_sep ,}");
g_string_append(str, value);
g_free(value);
}
switch (window->data_level) {
case DATA_LEVEL_NONE:
case DATA_LEVEL_TEXT:
name = "{sb_act_text %d}";
break;
case DATA_LEVEL_MSG:
name = "{sb_act_msg %d}";
break;
default:
if (window->hilight_color == NULL)
name = "{sb_act_hilight %d}";
else
name = NULL;
break;
}
if (name != NULL)
format = g_strdup_printf(name, window->refnum);
else
format = g_strdup_printf("{sb_act_hilight_color %s %d}",
window->hilight_color,
window->refnum);
value = theme_format_expand(theme, format);
g_string_append(str, value);
g_free(value);
g_free(format);
}
ret = str->len == 0 ? NULL : str->str;
g_string_free(str, ret == NULL);
return ret;
}
/* redraw activity, FIXME: if we didn't get enough size, this gets buggy.
At least "Det:" isn't printed properly. also we should rearrange the
act list so that the highest priority items comes first. */
static void item_act(SBAR_ITEM_REC *item, int get_size_only)
{
char *actlist;
actlist = get_activity_list(item->bar->parent_window, TRUE, TRUE);
if (actlist == NULL) {
if (get_size_only)
item->min_size = item->max_size = 0;
return;
}
statusbar_item_default_handler(item, get_size_only,
NULL, actlist, FALSE);
g_free_not_null(actlist);
}
static void sig_statusbar_activity_hilight(WINDOW_REC *window, gpointer oldlevel)
{
GList *tmp;
int inspos;
g_return_if_fail(window != NULL);
if (settings_get_bool("actlist_moves")) {
/* Move the window to the first in the activity list */
if (g_list_find(activity_list, window) != NULL)
activity_list = g_list_remove(activity_list, window);
if (window->data_level != 0)
activity_list = g_list_prepend(activity_list, window);
statusbar_items_redraw("act");
return;
}
if (g_list_find(activity_list, window) != NULL) {
/* already in activity list */
if (window->data_level == 0) {
/* remove from activity list */
activity_list = g_list_remove(activity_list, window);
statusbar_items_redraw("act");
} else if (window->data_level != GPOINTER_TO_INT(oldlevel) ||
window->hilight_color != 0) {
/* different level as last time (or maybe different
hilight color?), just redraw it. */
statusbar_items_redraw("act");
}
return;
}
if (window->data_level == 0)
return;
/* add window to activity list .. */
inspos = 0;
for (tmp = activity_list; tmp != NULL; tmp = tmp->next, inspos++) {
WINDOW_REC *rec = tmp->data;
if (window->refnum < rec->refnum) {
activity_list =
g_list_insert(activity_list, window, inspos);
break;
}
}
if (tmp == NULL)
activity_list = g_list_append(activity_list, window);
statusbar_items_redraw("act");
}
static void sig_statusbar_activity_window_destroyed(WINDOW_REC *window)
{
g_return_if_fail(window != NULL);
if (g_list_find(activity_list, window) != NULL)
activity_list = g_list_remove(activity_list, window);
statusbar_items_redraw("act");
}
static void sig_statusbar_activity_updated(void)
{
statusbar_items_redraw("act");
}
static void item_more(SBAR_ITEM_REC *item, int get_size_only)
{
MAIN_WINDOW_REC *mainwin;
int visible;
if (active_win == NULL) {
mainwin = NULL;
visible = FALSE;
} else {
mainwin = WINDOW_MAIN(active_win);
visible = WINDOW_GUI(active_win)->view->more_text;
}
if (!visible) {
if (mainwin != NULL)
more_visible = g_slist_remove(more_visible, mainwin);
if (get_size_only)
item->min_size = item->max_size = 0;
return;
}
more_visible = g_slist_prepend(more_visible, mainwin);
statusbar_item_default_handler(item, get_size_only, NULL, "", FALSE);
}
static void sig_statusbar_more_updated(void)
{
int visible;
visible = g_slist_find(more_visible, WINDOW_MAIN(active_win)) != NULL;
if (WINDOW_GUI(active_win)->view->more_text != visible)
statusbar_items_redraw("more");
}
/* Returns the lag in milliseconds. If we haven't been able to ask the lag
for a while, unknown is set to TRUE. */
static int get_lag(SERVER_REC *server, int *unknown)
{
long lag;
*unknown = FALSE;
if (server == NULL || server->lag_last_check == 0) {
/* lag has not been asked even once yet */
return 0;
}
if (server->lag_sent.tv_sec == 0) {
/* no lag queries going on currently */
return server->lag;
}
/* we're not sure about our current lag.. */
*unknown = TRUE;
lag = (long) (time(NULL)-server->lag_sent.tv_sec);
if (server->lag/1000 > lag) {
/* we've been waiting the lag reply less time than
what last known lag was -> use the last known lag */
return server->lag;
}
/* return how long we have been waiting for lag reply */
return lag*1000;
}
static void item_lag(SBAR_ITEM_REC *item, int get_size_only)
{
SERVER_REC *server;
char str[MAX_INT_STRLEN+10];
int lag, lag_unknown;
server = active_win == NULL ? NULL : active_win->active_server;
lag = get_lag(server, &lag_unknown);
if (lag <= 0 || lag < settings_get_time("lag_min_show")) {
/* don't print the lag item */
if (get_size_only)
item->min_size = item->max_size = 0;
return;
}
lag /= 10;
last_lag = lag;
last_lag_unknown = lag_unknown;
if (lag_unknown) {
g_snprintf(str, sizeof(str), "%d (?""?)", lag/100);
} else {
g_snprintf(str, sizeof(str),
lag%100 == 0 ? "%d" : "%d.%02d", lag/100, lag%100);
}
statusbar_item_default_handler(item, get_size_only,
NULL, str, TRUE);
}
static void lag_check_update(void)
{
SERVER_REC *server;
int lag, lag_unknown;
server = active_win == NULL ? NULL : active_win->active_server;
lag = get_lag(server, &lag_unknown)/10;
if (lag < settings_get_time("lag_min_show"))
lag = 0;
else
lag /= 10;
if (lag != last_lag || (lag > 0 && lag_unknown != last_lag_unknown))
statusbar_items_redraw("lag");
}
static void sig_server_lag_updated(SERVER_REC *server)
{
if (active_win != NULL && active_win->active_server == server)
lag_check_update();
}
static int sig_lag_timeout(void)
{
lag_check_update();
return 1;
}
static void item_input(SBAR_ITEM_REC *item, int get_size_only)
{
GUI_ENTRY_REC *rec;
rec = g_hash_table_lookup(input_entries, item->bar->config->name);
if (rec == NULL) {
rec = gui_entry_create(item->xpos, item->bar->real_ypos,
item->size, term_type == TERM_TYPE_UTF8);
gui_entry_set_active(rec);
g_hash_table_insert(input_entries,
g_strdup(item->bar->config->name), rec);
}
if (get_size_only) {
item->min_size = 2+term_width/10;
item->max_size = term_width;
return;
}
gui_entry_move(rec, item->xpos, item->bar->real_ypos,
item->size);
gui_entry_redraw(rec); /* FIXME: this is only necessary with ^L.. */
}
static void read_settings(void)
{
if (active_entry != NULL)
gui_entry_set_utf8(active_entry, term_type == TERM_TYPE_UTF8);
}
void statusbar_items_init(void)
{
settings_add_time("misc", "lag_min_show", "1sec");
settings_add_bool("lookandfeel", "actlist_moves", FALSE);
statusbar_item_register("window", NULL, item_window_active);
statusbar_item_register("window_empty", NULL, item_window_empty);
statusbar_item_register("prompt", NULL, item_window_active);
statusbar_item_register("prompt_empty", NULL, item_window_empty);
statusbar_item_register("topic", NULL, item_window_active);
statusbar_item_register("topic_empty", NULL, item_window_empty);
statusbar_item_register("lag", NULL, item_lag);
statusbar_item_register("act", NULL, item_act);
statusbar_item_register("more", NULL, item_more);
statusbar_item_register("input", NULL, item_input);
/* activity */
activity_list = NULL;
signal_add("window activity", (SIGNAL_FUNC) sig_statusbar_activity_hilight);
signal_add("window destroyed", (SIGNAL_FUNC) sig_statusbar_activity_window_destroyed);
signal_add("window refnum changed", (SIGNAL_FUNC) sig_statusbar_activity_updated);
/* more */
more_visible = NULL;
signal_add("gui page scrolled", (SIGNAL_FUNC) sig_statusbar_more_updated);
signal_add("window changed", (SIGNAL_FUNC) sig_statusbar_more_updated);
signal_add_last("gui print text finished", (SIGNAL_FUNC) sig_statusbar_more_updated);
signal_add_last("command clear", (SIGNAL_FUNC) sig_statusbar_more_updated);
signal_add_last("command scrollback", (SIGNAL_FUNC) sig_statusbar_more_updated);
/* lag */
last_lag = 0; last_lag_unknown = FALSE;
signal_add("server lag", (SIGNAL_FUNC) sig_server_lag_updated);
signal_add("window changed", (SIGNAL_FUNC) lag_check_update);
signal_add("window server changed", (SIGNAL_FUNC) lag_check_update);
lag_timeout_tag = g_timeout_add(5000, (GSourceFunc) sig_lag_timeout, NULL);
/* input */
input_entries = g_hash_table_new((GHashFunc) g_str_hash,
(GCompareFunc) g_str_equal);
read_settings();
signal_add_last("setup changed", (SIGNAL_FUNC) read_settings);
}
void statusbar_items_deinit(void)
{
/* activity */
signal_remove("window activity", (SIGNAL_FUNC) sig_statusbar_activity_hilight);
signal_remove("window destroyed", (SIGNAL_FUNC) sig_statusbar_activity_window_destroyed);
signal_remove("window refnum changed", (SIGNAL_FUNC) sig_statusbar_activity_updated);
g_list_free(activity_list);
activity_list = NULL;
/* more */
g_slist_free(more_visible);
signal_remove("gui page scrolled", (SIGNAL_FUNC) sig_statusbar_more_updated);
signal_remove("window changed", (SIGNAL_FUNC) sig_statusbar_more_updated);
signal_remove("gui print text finished", (SIGNAL_FUNC) sig_statusbar_more_updated);
signal_remove("command clear", (SIGNAL_FUNC) sig_statusbar_more_updated);
signal_remove("command scrollback", (SIGNAL_FUNC) sig_statusbar_more_updated);
/* lag */
signal_remove("server lag", (SIGNAL_FUNC) sig_server_lag_updated);
signal_remove("window changed", (SIGNAL_FUNC) lag_check_update);
signal_remove("window server changed", (SIGNAL_FUNC) lag_check_update);
g_source_remove(lag_timeout_tag);
/* input */
g_hash_table_foreach(input_entries, (GHFunc) g_free, NULL);
g_hash_table_destroy(input_entries);
signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
}
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