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/*
An indicator to show information that is in messaging applications
that the user is using.
Copyright 2009 Canonical Ltd.
Authors:
Ted Gould <ted@canonical.com>
This program is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License version 3, as published
by the Free Software Foundation.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranties of
MERCHANTABILITY, SATISFACTORY QUALITY, 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, see <http://www.gnu.org/licenses/>.
*/
#include <string.h>
#include <gtk/gtk.h>
#include <libindicate/listener.h>
#include "im-menu-item.h"
#include "app-menu-item.h"
static IndicateListener * listener;
static GList * imList;
static GHashTable * serverHash;
static GtkWidget * main_image;
static GtkWidget * main_menu;
void server_count_changed (AppMenuItem * appitem, guint count, gpointer data);
#define DESIGN_TEAM_SIZE design_team_size
static GtkIconSize design_team_size;
typedef struct _imList_t imList_t;
struct _imList_t {
IndicateListenerServer * server;
IndicateListenerIndicator * indicator;
GtkWidget * menuitem;
};
static gboolean
imList_equal (gconstpointer a, gconstpointer b)
{
imList_t * pa, * pb;
pa = (imList_t *)a;
pb = (imList_t *)b;
gchar * pas = INDICATE_LISTENER_SERVER_DBUS_NAME(pa->server);
gchar * pbs = INDICATE_LISTENER_SERVER_DBUS_NAME(pb->server);
guint pai = INDICATE_LISTENER_INDICATOR_ID(pa->indicator);
guint pbi = INDICATE_LISTENER_INDICATOR_ID(pb->indicator);
g_debug("\tComparing (%s %d) to (%s %d)", pas, pai, pbs, pbi);
return !((!strcmp(pas, pbs)) && (pai == pbi));
}
void
server_added (IndicateListener * listener, IndicateListenerServer * server, gchar * type, gpointer data)
{
g_debug("Server Added '%s' of type '%s'.", INDICATE_LISTENER_SERVER_DBUS_NAME(server), type);
if (type == NULL) {
return;
}
if (type[0] == '\0') {
return;
}
if (strncmp(type, "message", strlen("message"))) {
g_debug("\tServer type '%s' is not a message based type.", type);
return;
}
GtkMenuShell * menushell = GTK_MENU_SHELL(data);
if (menushell == NULL) {
g_error("\tData in callback is not a menushell");
return;
}
gchar * servername = g_strdup(INDICATE_LISTENER_SERVER_DBUS_NAME(server));
AppMenuItem * menuitem = app_menu_item_new(listener, server);
g_signal_connect(G_OBJECT(menuitem), APP_MENU_ITEM_SIGNAL_COUNT_CHANGED, G_CALLBACK(server_count_changed), NULL);
g_hash_table_insert(serverHash, servername, menuitem);
gtk_menu_shell_prepend(menushell, GTK_WIDGET(menuitem));
gtk_widget_show(menuitem);
gtk_widget_show(main_menu);
return;
}
void
server_count_changed (AppMenuItem * appitem, guint count, gpointer data)
{
static gboolean showing_new_icon = FALSE;
/* Quick check for a common case */
if (count != 0 && showing_new_icon) {
return;
}
/* Odd that we'd get a signal in this case, but let's
take it out of the mix too */
if (count == 0 && !showing_new_icon) {
return;
}
if (count != 0) {
g_debug("Setting image to 'new'");
showing_new_icon = TRUE;
gtk_image_set_from_icon_name(main_image, "indicator-messages-new", DESIGN_TEAM_SIZE);
return;
}
/* Okay, now at this point the count is zero and it
might result in a switching of the icon back to being
the plain one. Let's check. */
gboolean we_have_indicators = FALSE;
GList * appitems = g_hash_table_get_values(serverHash);
for (; appitems != NULL; appitems = appitems->next) {
AppMenuItem * appitem = APP_MENU_ITEM(appitems->data);
if (app_menu_item_get_count(appitem) != 0) {
we_have_indicators = TRUE;
break;
}
}
if (!we_have_indicators) {
g_debug("Setting image to boring");
showing_new_icon = FALSE;
gtk_image_set_from_icon_name(main_image, "indicator-messages", DESIGN_TEAM_SIZE);
}
return;
}
void
server_removed (IndicateListener * listener, IndicateListenerServer * server, gchar * type, gpointer data)
{
g_debug("Removing server: %s", INDICATE_LISTENER_SERVER_DBUS_NAME(server));
gpointer lookup = g_hash_table_lookup(serverHash, INDICATE_LISTENER_SERVER_DBUS_NAME(server));
if (lookup == NULL) {
g_debug("\tUnable to find server: %s", INDICATE_LISTENER_SERVER_DBUS_NAME(server));
return;
}
g_hash_table_remove(serverHash, INDICATE_LISTENER_SERVER_DBUS_NAME(server));
AppMenuItem * menuitem = APP_MENU_ITEM(lookup);
g_return_if_fail(menuitem != NULL);
gtk_widget_hide(GTK_WIDGET(menuitem));
gtk_container_remove(GTK_CONTAINER(data), GTK_WIDGET(menuitem));
if (g_list_length(g_hash_table_get_keys(serverHash)) == 0 && g_list_length(imList) == 0) {
gtk_widget_hide(main_menu);
}
/* Simulate a server saying zero to recalculate icon */
server_count_changed(NULL, 0, NULL);
return;
}
static void
subtype_cb (IndicateListener * listener, IndicateListenerServer * server, IndicateListenerIndicator * indicator, gchar * property, gchar * propertydata, gpointer data)
{
GtkMenuShell * menushell = GTK_MENU_SHELL(data);
if (menushell == NULL) {
g_error("Data in callback is not a menushell");
return;
}
if (property == NULL || strcmp(property, "subtype")) {
/* We should only ever get subtypes, but just in case */
g_warning("Subtype callback got a property '%s'", property);
return;
}
if (propertydata == NULL || propertydata[0] == '\0') {
/* It's possible that this message didn't have a subtype. That's
* okay, but we don't want to display those */
g_debug("No subtype");
return;
}
g_debug("Message subtype: %s", propertydata);
if (!strcmp(propertydata, "im")) {
imList_t * listItem = g_new(imList_t, 1);
listItem->server = server;
listItem->indicator = indicator;
g_debug("Building IM Item");
ImMenuItem * menuitem = im_menu_item_new(listener, server, indicator);
g_object_ref(G_OBJECT(menuitem));
listItem->menuitem = GTK_WIDGET(menuitem);
g_debug("Adding to IM Hash");
imList = g_list_append(imList, listItem);
g_debug("Placing in Shell");
gtk_menu_shell_prepend(menushell, GTK_WIDGET(menuitem));
}
return;
}
static void
indicator_added (IndicateListener * listener, IndicateListenerServer * server, IndicateListenerIndicator * indicator, gchar * type, gpointer data)
{
if (type == NULL || strcmp(type, "message")) {
/* We only care about message type indicators
all of the others can go to the bit bucket */
g_debug("Ignoreing indicator of type '%s'", type);
return;
}
g_debug("Got a message");
indicate_listener_get_property(listener, server, indicator, "subtype", subtype_cb, data);
return;
}
static void
indicator_removed (IndicateListener * listener, IndicateListenerServer * server, IndicateListenerIndicator * indicator, gchar * type, gpointer data)
{
g_debug("Removing %s %d", (gchar*)server, (guint)indicator);
if (type == NULL || strcmp(type, "message")) {
/* We only care about message type indicators
all of the others can go to the bit bucket */
g_debug("Ignoreing indicator of type '%s'", type);
return;
}
gboolean removed = FALSE;
/* Look in the IM Hash Table */
imList_t listData;
listData.server = server;
listData.indicator = indicator;
GList * listItem = g_list_find_custom(imList, &listData, imList_equal);
GtkWidget * menuitem = NULL;
if (listItem != NULL) {
menuitem = ((imList_t *)listItem->data)->menuitem;
}
if (!removed && menuitem != NULL) {
g_object_ref(menuitem);
imList = g_list_remove(imList, listItem->data);
gtk_widget_hide(menuitem);
gtk_container_remove(GTK_CONTAINER(data), menuitem);
g_object_unref(menuitem);
removed = TRUE;
}
if (!removed) {
g_warning("We were asked to remove %s %d but we didn't.", (gchar*)server, (guint)indicator);
}
return;
}
GtkWidget *
get_menu_item (void)
{
design_team_size = gtk_icon_size_register("design-team-size", 22, 22);
listener = indicate_listener_new();
imList = NULL;
serverHash = g_hash_table_new_full(g_str_hash, g_str_equal,
g_free, NULL);
main_menu = gtk_menu_item_new();
main_image = gtk_image_new_from_icon_name("indicator-messages", DESIGN_TEAM_SIZE);
gtk_widget_show(main_image);
gtk_container_add(GTK_CONTAINER(main_menu), main_image);
GtkWidget * submenu = gtk_menu_new();
gtk_menu_item_set_submenu(GTK_MENU_ITEM(main_menu), submenu);
gtk_widget_show(submenu);
g_signal_connect(listener, INDICATE_LISTENER_SIGNAL_INDICATOR_ADDED, G_CALLBACK(indicator_added), submenu);
g_signal_connect(listener, INDICATE_LISTENER_SIGNAL_INDICATOR_REMOVED, G_CALLBACK(indicator_removed), submenu);
g_signal_connect(listener, INDICATE_LISTENER_SIGNAL_SERVER_ADDED, G_CALLBACK(server_added), submenu);
g_signal_connect(listener, INDICATE_LISTENER_SIGNAL_SERVER_REMOVED, G_CALLBACK(server_removed), submenu);
return main_menu;
}
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