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profanity/src/tray.c

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/*
* tray.c
*
* Copyright (C) 2012 - 2016 James Booth <boothj5@gmail.com>
*
* This file is part of Profanity.
*
* Profanity 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 3 of the License, or
* (at your option) any later version.
*
* Profanity 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 Profanity. If not, see <http://www.gnu.org/licenses/>.
*
* In addition, as a special exception, the copyright holders give permission to
* link the code of portions of this program with the OpenSSL library under
* certain conditions as described in each individual source file, and
* distribute linked combinations including the two.
*
* You must obey the GNU General Public License in all respects for all of the
* code used other than OpenSSL. If you modify file(s) with this exception, you
* may extend this exception to your version of the file(s), but you are not
* obligated to do so. If you do not wish to do so, delete this exception
* statement from your version. If you delete this exception statement from all
* source files in the program, then also delete it here.
*
*/
#include "config.h"
#ifdef HAVE_GTK
#include <gtk/gtk.h>
#include <glib.h>
#include <glib/gstdio.h>
#include "tray.h"
#include "window_list.h"
#include "log.h"
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#include "config/preferences.h"
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static gboolean gtk_ready = FALSE;
static GtkStatusIcon *prof_tray = NULL;
static GString *icon_filename = NULL;
static GString *icon_msg_filename = NULL;
static gint unread_messages;
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static gboolean shutting_down;
static guint timer;
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/* {{{ Privates */
/*
* Get icons from installation share folder or (if defined) .locale user's folder
*
* As implementation, looking through all the entries in the .locale folder is chosen.
* While useless as now, it might be useful in case an association name-icon is created.
* As now, with 2 icons only, this is pretty useless, but it is not harming ;)
*
*/
static void
_get_icons(void)
{
GString *icons_dir = NULL;
#ifdef ICONS_PATH
icons_dir = g_string_new(ICONS_PATH);
icon_filename = g_string_new(icons_dir->str);
icon_msg_filename = g_string_new(icons_dir->str);
g_string_append(icon_filename, "/proIcon.png");
g_string_append(icon_msg_filename, "/proIconMsg.png");
g_string_free(icons_dir, TRUE);
#endif /* ICONS_PATH */
gchar *xdg_config = xdg_get_config_home();
icons_dir = g_string_new(xdg_config);
g_free(xdg_config);
g_string_append(icons_dir, "/profanity/icons");
GError *err = NULL;
if (!g_file_test(icons_dir->str, G_FILE_TEST_IS_DIR)) {
return;
}
GDir *dir = g_dir_open(icons_dir->str, 0, &err);
if (dir) {
GString *name = g_string_new(g_dir_read_name(dir));
while (name->len) {
if (g_strcmp0("proIcon.png", name->str) == 0) {
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if (icon_filename) {
g_string_free(icon_filename, TRUE);
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}
icon_filename = g_string_new(icons_dir->str);
g_string_append(icon_filename, "/proIcon.png");
} else if (g_strcmp0("proIconMsg.png", name->str) == 0) {
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if (icon_msg_filename) {
g_string_free(icon_msg_filename, TRUE);
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}
icon_msg_filename = g_string_new(icons_dir->str);
g_string_append(icon_msg_filename, "/proIconMsg.png");
}
g_string_free(name, TRUE);
name = g_string_new(g_dir_read_name(dir));
}
g_string_free(name, TRUE);
} else {
log_error("Unable to open dir: %s", err->message);
g_error_free(err);
}
g_dir_close(dir);
g_string_free(icons_dir, TRUE);
}
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/*
* Callback for the timer
*
* This is the callback that the timer is calling in order to check if messages are there.
*
*/
gboolean
_tray_change_icon(gpointer data)
{
if (shutting_down) {
return FALSE;
}
unread_messages = wins_get_total_unread();
if (unread_messages) {
if (!prof_tray) {
prof_tray = gtk_status_icon_new_from_file(icon_msg_filename->str);
} else {
gtk_status_icon_set_from_file(prof_tray, icon_msg_filename->str);
}
} else {
if (prefs_get_boolean(PREF_TRAY_READ)) {
if (!prof_tray) {
prof_tray = gtk_status_icon_new_from_file(icon_filename->str);
} else {
gtk_status_icon_set_from_file(prof_tray, icon_filename->str);
}
} else {
g_clear_object(&prof_tray);
prof_tray = NULL;
}
}
return TRUE;
}
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/* }}} */
/* {{{ Public */
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void
tray_init(void)
{
_get_icons();
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gtk_ready = gtk_init_check(0, NULL);
log_debug("Env is GTK-ready: %s", gtk_ready ? "true" : "false");
if (!gtk_ready) {
return;
}
gtk_init(0, NULL);
if (prefs_get_boolean(PREF_TRAY)) {
log_debug("Building GTK icon");
tray_enable();
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}
gtk_main_iteration_do(FALSE);
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}
void
tray_update(void)
{
if (gtk_ready) {
gtk_main_iteration_do(FALSE);
}
}
void
tray_shutdown(void)
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{
if (gtk_ready && prefs_get_boolean(PREF_TRAY)) {
tray_disable();
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}
g_string_free(icon_filename, TRUE);
g_string_free(icon_msg_filename, TRUE);
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}
void
tray_enable(void)
{
prof_tray = gtk_status_icon_new_from_file(icon_filename->str);
shutting_down = FALSE;
_tray_change_icon(NULL);
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timer = g_timeout_add(5000, _tray_change_icon, NULL);
}
void
tray_disable(void)
{
shutting_down = TRUE;
g_source_remove(timer);
if (prof_tray) {
g_clear_object(&prof_tray);
prof_tray = NULL;
}
}
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/* }}} */
#endif