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-rw-r--r--src/dbus-menu-manager.c241
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diff --git a/src/dbus-menu-manager.c b/src/dbus-menu-manager.c
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+/*
+This service primarily controls PulseAudio and is driven by the sound indicator menu on the panel.
+Copyright 2010 Canonical Ltd.
+
+Authors:
+ Conor Curran <conor.curran@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 <unistd.h>
+#include <glib/gi18n.h>
+
+#include <dbus/dbus-glib.h>
+#include <dbus/dbus-glib-bindings.h>
+
+#include <libdbusmenu-glib/server.h>
+#include <libdbusmenu-glib/menuitem.h>
+#include <libdbusmenu-glib/client.h>
+
+#include "dbus-menu-manager.h"
+#include "sound-service-dbus.h"
+#include "pulse-manager.h"
+#include "slider-menu-item.h"
+
+#include "dbus-shared-names.h"
+
+// DBUS items
+static DbusmenuMenuitem *root_menuitem = NULL;
+static DbusmenuMenuitem *mute_all_menuitem = NULL;
+static SliderMenuItem *volume_slider_menuitem = NULL;
+static SoundServiceDbus *dbus_interface = NULL;
+
+// PULSEAUDIO
+static gboolean b_sink_available = FALSE;
+static gboolean b_all_muted = FALSE;
+static gboolean b_pulse_ready = FALSE;
+static gboolean b_startup = TRUE;
+static gdouble volume_percent = 0.0;
+
+static void set_global_mute_from_ui();
+static gboolean idle_routine (gpointer data);
+static void rebuild_sound_menu(DbusmenuMenuitem *root, SoundServiceDbus *service);
+static void refresh_menu();
+
+/*-------------------------------------------------------------------------*/
+// Public Methods
+/*-------------------------------------------------------------------------*/
+
+/**
+setup:
+**/
+void dbus_menu_manager_setup()
+{
+ root_menuitem = dbusmenu_menuitem_new();
+ g_debug("Root ID: %d", dbusmenu_menuitem_get_id(root_menuitem));
+
+ g_idle_add(idle_routine, root_menuitem);
+
+ dbus_interface = g_object_new(SOUND_SERVICE_DBUS_TYPE, NULL);
+
+ DbusmenuServer *server = dbusmenu_server_new(INDICATOR_SOUND_DBUS_OBJECT);
+ dbusmenu_server_set_root(server, root_menuitem);
+ establish_pulse_activities(dbus_interface);
+}
+
+/**
+teardown:
+**/
+void dbus_menu_manager_teardown()
+{
+ //TODO tidy up dbus_interface and items!
+}
+
+/**
+update_pa_state:
+**/
+void dbus_menu_manager_update_pa_state(gboolean pa_state, gboolean sink_available, gboolean sink_muted, gdouble percent)
+{
+ b_sink_available = sink_available;
+ b_all_muted = sink_muted;
+ b_pulse_ready = pa_state;
+ volume_percent = percent;
+ g_debug("update pa state with state %i, availability of %i, mute value of %i and a volume percent is %f", pa_state, sink_available, sink_muted, volume_percent);
+ // Only rebuild the menu on start up...
+ if(b_startup == TRUE){
+ rebuild_sound_menu(root_menuitem, dbus_interface);
+ b_startup = FALSE;
+ }
+ else{
+ refresh_menu();
+ }
+ // Emit the signals after the menus are setup/torn down
+ // preserve ordering !
+ sound_service_dbus_update_sink_availability(dbus_interface, sink_available);
+ sound_service_dbus_update_sink_volume(dbus_interface, percent);
+ sound_service_dbus_update_sink_mute(dbus_interface, sink_muted);
+ dbus_menu_manager_update_mute_ui(b_all_muted);
+}
+
+/**
+update_mute_ui:
+'public' method allowing the pa manager to update the mute menu item.
+**/
+void dbus_menu_manager_update_mute_ui(gboolean incoming_mute_value)
+{
+ b_all_muted = incoming_mute_value;
+ dbusmenu_menuitem_property_set(mute_all_menuitem,
+ DBUSMENU_MENUITEM_PROP_LABEL,
+ _(b_all_muted == FALSE ? "Mute All" : "Unmute"));
+}
+
+
+/*-------------------------------------------------------------------------*/
+// Private Methods
+/*-------------------------------------------------------------------------*/
+
+static void refresh_menu()
+{
+ g_debug("in the refresh menu method");
+ if(b_sink_available == FALSE || b_pulse_ready == FALSE)
+ {
+
+ dbusmenu_menuitem_property_set_bool(DBUSMENU_MENUITEM(volume_slider_menuitem),
+ DBUSMENU_MENUITEM_PROP_ENABLED,
+ FALSE);
+ dbusmenu_menuitem_property_set_bool(DBUSMENU_MENUITEM(volume_slider_menuitem),
+ DBUSMENU_MENUITEM_PROP_VISIBLE,
+ FALSE);
+ dbusmenu_menuitem_property_set_bool(mute_all_menuitem,
+ DBUSMENU_MENUITEM_PROP_ENABLED,
+ FALSE);
+
+ }
+ else if(b_sink_available == TRUE && b_pulse_ready == TRUE){
+
+ dbusmenu_menuitem_property_set_bool(DBUSMENU_MENUITEM(volume_slider_menuitem),
+ DBUSMENU_MENUITEM_PROP_ENABLED,
+ TRUE);
+ dbusmenu_menuitem_property_set_bool(DBUSMENU_MENUITEM(volume_slider_menuitem),
+ DBUSMENU_MENUITEM_PROP_VISIBLE,
+ TRUE);
+ dbusmenu_menuitem_property_set_bool(mute_all_menuitem,
+ DBUSMENU_MENUITEM_PROP_ENABLED,
+ TRUE);
+ }
+/* if(b_all_muted == TRUE){*/
+/* dbusmenu_menuitem_property_set_bool(DBUSMENU_MENUITEM(volume_slider_menuitem), */
+/* DBUSMENU_MENUITEM_PROP_ENABLED,*/
+/* FALSE); */
+/* }*/
+}
+
+
+
+/**
+idle_routine:
+Something for glip mainloop to do when idle
+**/
+static gboolean idle_routine (gpointer data)
+{
+ return FALSE;
+}
+
+
+
+/**
+show_sound_settings_dialog:
+Bring up the gnome volume preferences dialog
+**/
+static void show_sound_settings_dialog (DbusmenuMenuitem *mi, gpointer user_data)
+{
+ GError * error = NULL;
+ if (!g_spawn_command_line_async("gnome-volume-control", &error))
+ {
+ g_warning("Unable to show dialog: %s", error->message);
+ g_error_free(error);
+ }
+}
+
+/**
+rebuild_sound_menu:
+Build the DBus menu items, mute/unmute, slider, separator and sound preferences 'link'
+**/
+static void rebuild_sound_menu(DbusmenuMenuitem *root, SoundServiceDbus *service)
+{
+ // Mute button
+ mute_all_menuitem = dbusmenu_menuitem_new();
+ dbusmenu_menuitem_property_set(mute_all_menuitem, DBUSMENU_MENUITEM_PROP_LABEL, _(b_all_muted == FALSE ? "Mute All" : "Unmute"));
+ g_signal_connect(G_OBJECT(mute_all_menuitem), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED, G_CALLBACK(set_global_mute_from_ui), NULL);
+ dbusmenu_menuitem_property_set_bool(mute_all_menuitem, DBUSMENU_MENUITEM_PROP_ENABLED, b_sink_available);
+
+ // Slider
+ volume_slider_menuitem = slider_menu_item_new(b_sink_available, volume_percent);
+ dbusmenu_menuitem_child_append(root, mute_all_menuitem);
+ dbusmenu_menuitem_child_append(root, DBUSMENU_MENUITEM(volume_slider_menuitem));
+ dbusmenu_menuitem_property_set_bool(DBUSMENU_MENUITEM(volume_slider_menuitem),
+ DBUSMENU_MENUITEM_PROP_ENABLED,
+ b_sink_available && !b_all_muted);
+ g_debug("!!!!!!**in the rebuild sound menu - slider active = %i", b_sink_available && !b_all_muted);
+ dbusmenu_menuitem_property_set_bool(DBUSMENU_MENUITEM(volume_slider_menuitem),
+ DBUSMENU_MENUITEM_PROP_VISIBLE,
+ b_sink_available);
+ // Separator
+ DbusmenuMenuitem *separator = dbusmenu_menuitem_new();
+ dbusmenu_menuitem_property_set(separator, DBUSMENU_MENUITEM_PROP_TYPE, DBUSMENU_CLIENT_TYPES_SEPARATOR);
+ dbusmenu_menuitem_child_append(root, separator);
+
+ // Sound preferences dialog
+ DbusmenuMenuitem *settings_mi = dbusmenu_menuitem_new();
+ dbusmenu_menuitem_property_set(settings_mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Sound Preferences..."));
+//_("Sound Preferences..."));
+ dbusmenu_menuitem_child_append(root, settings_mi);
+ g_signal_connect(G_OBJECT(settings_mi), DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED,
+ G_CALLBACK(show_sound_settings_dialog), NULL);
+}
+
+/**
+set_global_mute_from_ui:
+Callback for the dbusmenuitem button
+**/
+static void set_global_mute_from_ui()
+{
+ b_all_muted = !b_all_muted;
+ toggle_global_mute(b_all_muted);
+ dbusmenu_menuitem_property_set(mute_all_menuitem,
+ DBUSMENU_MENUITEM_PROP_LABEL,
+ _(b_all_muted == FALSE ? "Mute All" : "Unmute"));
+}
+
+