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-rw-r--r--src/libappindicator/app-indicator.c293
-rw-r--r--src/libappindicator/app-indicator.h14
2 files changed, 296 insertions, 11 deletions
diff --git a/src/libappindicator/app-indicator.c b/src/libappindicator/app-indicator.c
index 84d9ebd..6c969c2 100644
--- a/src/libappindicator/app-indicator.c
+++ b/src/libappindicator/app-indicator.c
@@ -64,12 +64,16 @@ struct _AppIndicatorPrivate {
gchar *icon_name;
gchar *attention_icon_name;
gchar * icon_path;
- DbusmenuServer *menuservice;
- GtkWidget *menu;
+ DbusmenuServer *menuservice;
+ GtkWidget *menu;
+
+ GtkStatusIcon * status_icon;
+ gint fallback_timer;
/* Fun stuff */
DBusGProxy *watcher_proxy;
DBusGConnection *connection;
+ DBusGProxy * dbus_proxy;
};
/* Signals Stuff */
@@ -115,6 +119,9 @@ enum {
#define DEFAULT_ITEM_PATH "/org/ayatana/NotificationItem"
#define DEFAULT_MENU_PATH "/org/ayatana/NotificationItem/Menu"
+/* More constants */
+#define DEFAULT_FALLBACK_TIMER 100 /* in milliseconds */
+
/* Boiler plate */
static void app_indicator_class_init (AppIndicatorClass *klass);
static void app_indicator_init (AppIndicator *self);
@@ -126,6 +133,14 @@ static void app_indicator_get_property (GObject * object, guint prop_id, GValue
/* Other stuff */
static void check_connect (AppIndicator * self);
static void register_service_cb (DBusGProxy * proxy, GError * error, gpointer data);
+static void start_fallback_timer (AppIndicator * self, gboolean disable_timeout);
+static gboolean fallback_timer_expire (gpointer data);
+static GtkStatusIcon * fallback (AppIndicator * self);
+static void status_icon_status_wrapper (AppIndicator * self, const gchar * status, gpointer data);
+static void status_icon_changes (AppIndicator * self, gpointer data);
+static void status_icon_activate (GtkStatusIcon * icon, gpointer data);
+static void unfallback (AppIndicator * self, GtkStatusIcon * status_icon);
+static void watcher_proxy_destroyed (GObject * object, gpointer data);
/* GObject type */
G_DEFINE_TYPE (AppIndicator, app_indicator, G_TYPE_OBJECT);
@@ -145,6 +160,10 @@ app_indicator_class_init (AppIndicatorClass *klass)
object_class->set_property = app_indicator_set_property;
object_class->get_property = app_indicator_get_property;
+ /* Our own funcs */
+ klass->fallback = fallback;
+ klass->unfallback = unfallback;
+
/* Properties */
g_object_class_install_property (object_class,
PROP_ID,
@@ -298,6 +317,10 @@ app_indicator_init (AppIndicator *self)
priv->watcher_proxy = NULL;
priv->connection = NULL;
+ priv->dbus_proxy = NULL;
+
+ priv->status_icon = NULL;
+ priv->fallback_timer = 0;
/* Put the object on DBus */
GError * error = NULL;
@@ -322,20 +345,39 @@ app_indicator_init (AppIndicator *self)
static void
app_indicator_dispose (GObject *object)
{
- AppIndicator *self = APP_INDICATOR (object);
+ AppIndicator *self = APP_INDICATOR (object);
AppIndicatorPrivate *priv = self->priv;
if (priv->status != APP_INDICATOR_STATUS_PASSIVE) {
app_indicator_set_status(self, APP_INDICATOR_STATUS_PASSIVE);
}
+ if (priv->status_icon != NULL) {
+ AppIndicatorClass * class = APP_INDICATOR_GET_CLASS(object);
+ if (class->unfallback != NULL) {
+ class->unfallback(self, priv->status_icon);
+ }
+ priv->status_icon = NULL;
+ }
+
+ if (priv->fallback_timer != 0) {
+ g_source_remove(priv->fallback_timer);
+ priv->fallback_timer = 0;
+ }
+
if (priv->menu != NULL) {
g_object_unref(G_OBJECT(priv->menu));
priv->menu = NULL;
}
+ if (priv->dbus_proxy != NULL) {
+ g_object_unref(G_OBJECT(priv->dbus_proxy));
+ priv->dbus_proxy = NULL;
+ }
+
if (priv->watcher_proxy != NULL) {
dbus_g_connection_flush(priv->connection);
+ g_signal_handlers_disconnect_by_func(G_OBJECT(priv->watcher_proxy), watcher_proxy_destroyed, self);
g_object_unref(G_OBJECT(priv->watcher_proxy));
priv->watcher_proxy = NULL;
}
@@ -522,7 +564,7 @@ app_indicator_get_property (GObject * object, guint prop_id, GValue * value, GPa
static void
check_connect (AppIndicator *self)
{
- AppIndicatorPrivate *priv = self->priv;
+ AppIndicatorPrivate *priv = self->priv;
/* We're alreadying connecting or trying to connect. */
if (priv->watcher_proxy != NULL) return;
@@ -539,30 +581,62 @@ check_connect (AppIndicator *self)
NOTIFICATION_WATCHER_DBUS_IFACE,
&error);
if (error != NULL) {
- g_warning("Unable to create Ayatana Watcher proxy! %s", error->message);
- /* TODO: This is where we should start looking at fallbacks */
+ /* Unable to get proxy, but we're handling that now so
+ it's not a warning anymore. */
g_error_free(error);
+ start_fallback_timer(self, FALSE);
return;
}
+ g_signal_connect(G_OBJECT(priv->watcher_proxy), "destroy", G_CALLBACK(watcher_proxy_destroyed), self);
org_freedesktop_StatusNotifierWatcher_register_status_notifier_item_async(priv->watcher_proxy, DEFAULT_ITEM_PATH, register_service_cb, self);
return;
}
+/* A function that gets called when the watcher dies. Like
+ dies dies. Not our friend anymore. */
+static void
+watcher_proxy_destroyed (GObject * object, gpointer data)
+{
+ AppIndicator * self = APP_INDICATOR(data);
+ g_return_if_fail(self != NULL);
+
+ self->priv->watcher_proxy = NULL;
+ start_fallback_timer(self, FALSE);
+ return;
+}
+
+/* Responce from the DBus command to register a service
+ with a NotificationWatcher. */
static void
register_service_cb (DBusGProxy * proxy, GError * error, gpointer data)
{
- AppIndicatorPrivate * priv = APP_INDICATOR_GET_PRIVATE(data);
+ g_return_if_fail(IS_APP_INDICATOR(data));
+ AppIndicatorPrivate * priv = APP_INDICATOR(data)->priv;
if (error != NULL) {
+ /* They didn't respond, ewww. Not sure what they could
+ be doing */
g_warning("Unable to connect to the Notification Watcher: %s", error->message);
g_object_unref(G_OBJECT(priv->watcher_proxy));
priv->watcher_proxy = NULL;
+ start_fallback_timer(APP_INDICATOR(data), TRUE);
+ }
+
+ if (priv->status_icon) {
+ AppIndicatorClass * class = APP_INDICATOR_GET_CLASS(data);
+ if (class->unfallback != NULL) {
+ class->unfallback(APP_INDICATOR(data), priv->status_icon);
+ priv->status_icon = NULL;
+ }
}
+
return;
}
+/* A helper function to get the nick out of a given
+ category enum value. */
static const gchar *
category_from_enum (AppIndicatorCategory category)
{
@@ -572,6 +646,191 @@ category_from_enum (AppIndicatorCategory category)
return value->value_nick;
}
+/* Watching the dbus owner change events to see if someone
+ we care about pops up! */
+static void
+dbus_owner_change (DBusGProxy * proxy, const gchar * name, const gchar * prev, const gchar * new, gpointer data)
+{
+ if (new == NULL || new[0] == '\0') {
+ /* We only care about folks coming on the bus. Exit quickly otherwise. */
+ return;
+ }
+
+ if (g_strcmp0(name, NOTIFICATION_WATCHER_DBUS_ADDR)) {
+ /* We only care about this address, reject all others. */
+ return;
+ }
+
+ /* Woot, there's a new notification watcher in town. */
+
+ AppIndicatorPrivate * priv = APP_INDICATOR_GET_PRIVATE(data);
+
+ if (priv->fallback_timer != 0) {
+ /* Stop a timer */
+ g_source_remove(priv->fallback_timer);
+
+ /* Stop listening to bus events */
+ g_object_unref(G_OBJECT(priv->dbus_proxy));
+ priv->dbus_proxy = NULL;
+ }
+
+ /* Let's start from the very beginning */
+ check_connect(APP_INDICATOR(data));
+
+ return;
+}
+
+/* A function that will start the fallback timer if it's not
+ already started. It sets up the DBus watcher to see if
+ there is a change. Also, provides an override mode for cases
+ where it's unlikely that a timer will help anything. */
+static void
+start_fallback_timer (AppIndicator * self, gboolean disable_timeout)
+{
+ g_return_if_fail(IS_APP_INDICATOR(self));
+ AppIndicatorPrivate * priv = APP_INDICATOR(self)->priv;
+
+ if (priv->fallback_timer != 0) {
+ /* The timer is set, let's just be happy with the one
+ we've already got running */
+ return;
+ }
+
+ if (priv->dbus_proxy == NULL) {
+ priv->dbus_proxy = dbus_g_proxy_new_for_name(priv->connection,
+ DBUS_SERVICE_DBUS,
+ DBUS_PATH_DBUS,
+ DBUS_INTERFACE_DBUS);
+ dbus_g_proxy_add_signal(priv->dbus_proxy, "NameOwnerChanged",
+ G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING,
+ G_TYPE_INVALID);
+ dbus_g_proxy_connect_signal(priv->dbus_proxy, "NameOwnerChanged",
+ G_CALLBACK(dbus_owner_change), self, NULL);
+ }
+
+ if (disable_timeout) {
+ fallback_timer_expire(self);
+ } else {
+ priv->fallback_timer = g_timeout_add(DEFAULT_FALLBACK_TIMER, fallback_timer_expire, self);
+ }
+
+ return;
+}
+
+/* A function that gets executed when we want to change the
+ state of the fallback. */
+static gboolean
+fallback_timer_expire (gpointer data)
+{
+ g_return_val_if_fail(IS_APP_INDICATOR(data), FALSE);
+
+ AppIndicatorPrivate * priv = APP_INDICATOR(data)->priv;
+ AppIndicatorClass * class = APP_INDICATOR_GET_CLASS(data);
+
+ if (priv->status_icon == NULL) {
+ if (class->fallback != NULL) {
+ priv->status_icon = class->fallback(APP_INDICATOR(data));
+ }
+ } else {
+ if (class->unfallback != NULL) {
+ class->unfallback(APP_INDICATOR(data), priv->status_icon);
+ priv->status_icon = NULL;
+ } else {
+ g_warning("No 'unfallback' function but the 'fallback' function returned a non-NULL result.");
+ }
+ }
+
+ priv->fallback_timer = 0;
+ return FALSE;
+}
+
+/* Creates a StatusIcon that can be used when the application
+ indicator area isn't available. */
+static GtkStatusIcon *
+fallback (AppIndicator * self)
+{
+ GtkStatusIcon * icon = gtk_status_icon_new();
+
+ gtk_status_icon_set_title(icon, app_indicator_get_id(self));
+
+ g_signal_connect(G_OBJECT(self), APP_INDICATOR_SIGNAL_NEW_STATUS,
+ G_CALLBACK(status_icon_changes), icon);
+ g_signal_connect(G_OBJECT(self), APP_INDICATOR_SIGNAL_NEW_ICON,
+ G_CALLBACK(status_icon_changes), icon);
+ g_signal_connect(G_OBJECT(self), APP_INDICATOR_SIGNAL_NEW_ATTENTION_ICON,
+ G_CALLBACK(status_icon_changes), icon);
+
+ status_icon_changes(self, icon);
+
+ g_signal_connect(G_OBJECT(icon), "activate", G_CALLBACK(status_icon_activate), self);
+
+ return icon;
+}
+
+/* A wrapper as the status update prototype is a little
+ bit different, but we want to handle it the same. */
+static void
+status_icon_status_wrapper (AppIndicator * self, const gchar * status, gpointer data)
+{
+ return status_icon_changes(self, data);
+}
+
+/* This tracks changes to either the status or the icons
+ that are associated with the app indicator */
+static void
+status_icon_changes (AppIndicator * self, gpointer data)
+{
+ GtkStatusIcon * icon = GTK_STATUS_ICON(data);
+
+ switch (app_indicator_get_status(self)) {
+ case APP_INDICATOR_STATUS_PASSIVE:
+ gtk_status_icon_set_visible(icon, FALSE);
+ gtk_status_icon_set_from_icon_name(icon, app_indicator_get_icon(self));
+ break;
+ case APP_INDICATOR_STATUS_ACTIVE:
+ gtk_status_icon_set_from_icon_name(icon, app_indicator_get_icon(self));
+ gtk_status_icon_set_visible(icon, TRUE);
+ break;
+ case APP_INDICATOR_STATUS_ATTENTION:
+ gtk_status_icon_set_from_icon_name(icon, app_indicator_get_attention_icon(self));
+ gtk_status_icon_set_visible(icon, TRUE);
+ break;
+ };
+
+ return;
+}
+
+/* Handles the activate action by the status icon by showing
+ the menu in a popup. */
+static void
+status_icon_activate (GtkStatusIcon * icon, gpointer data)
+{
+ GtkMenu * menu = app_indicator_get_menu(APP_INDICATOR(data));
+ if (menu == NULL)
+ return;
+
+ gtk_menu_popup(menu,
+ NULL, /* Parent Menu */
+ NULL, /* Parent item */
+ gtk_status_icon_position_menu,
+ icon,
+ 1, /* Button */
+ gtk_get_current_event_time());
+
+ return;
+}
+
+/* Removes the status icon as the application indicator area
+ is now up and running again. */
+static void
+unfallback (AppIndicator * self, GtkStatusIcon * status_icon)
+{
+ g_signal_handlers_disconnect_by_func(G_OBJECT(self), status_icon_status_wrapper, status_icon);
+ g_signal_handlers_disconnect_by_func(G_OBJECT(self), status_icon_changes, status_icon);
+ g_object_unref(G_OBJECT(status_icon));
+ return;
+}
+
/* ************************* */
/* Public Functions */
@@ -1050,3 +1309,23 @@ app_indicator_get_attention_icon (AppIndicator *self)
return self->priv->attention_icon_name;
}
+
+/**
+ app_indicator_get_menu:
+ @self: The #AppIndicator object to use
+
+ Gets the menu being used for this application indicator.
+
+ Return value: A menu object or #NULL if one hasn't been set.
+*/
+GtkMenu *
+app_indicator_get_menu (AppIndicator *self)
+{
+ AppIndicatorPrivate *priv;
+
+ g_return_val_if_fail (IS_APP_INDICATOR (self), NULL);
+
+ priv = self->priv;
+
+ return GTK_MENU(priv->menu);
+}
diff --git a/src/libappindicator/app-indicator.h b/src/libappindicator/app-indicator.h
index a680c33..03656ce 100644
--- a/src/libappindicator/app-indicator.h
+++ b/src/libappindicator/app-indicator.h
@@ -148,10 +148,12 @@ typedef struct _AppIndicatorPrivate AppIndicatorPrivate;
@new_attention_icon: Slot for #AppIndicator::new-attention-icon.
@new_status: Slot for #AppIndicator::new-status.
@connection_changed: Slot for #AppIndicator::connection-changed.
+ @fallback: Function that gets called to make a #GtkStatusIcon when
+ there is no Application Indicator area available.
+ @unfallback: The function that gets called if an Application
+ Indicator area appears after the fallback has been created.
@app_indicator_reserved_1: Reserved for future use.
@app_indicator_reserved_2: Reserved for future use.
- @app_indicator_reserved_3: Reserved for future use.
- @app_indicator_reserved_4: Reserved for future use.
The signals and external functions that make up the #AppIndicator
class object.
@@ -174,11 +176,14 @@ struct _AppIndicatorClass {
gboolean connected,
gpointer user_data);
+ /* Overridable Functions */
+ GtkStatusIcon * (*fallback) (AppIndicator * indicator);
+ void (*unfallback) (AppIndicator * indicator,
+ GtkStatusIcon * status_icon);
+
/* Reserved */
void (*app_indicator_reserved_1)(void);
void (*app_indicator_reserved_2)(void);
- void (*app_indicator_reserved_3)(void);
- void (*app_indicator_reserved_4)(void);
};
/**
@@ -223,6 +228,7 @@ AppIndicatorCategory app_indicator_get_category (AppIndicator *
AppIndicatorStatus app_indicator_get_status (AppIndicator *self);
const gchar * app_indicator_get_icon (AppIndicator *self);
const gchar * app_indicator_get_attention_icon (AppIndicator *self);
+GtkMenu * app_indicator_get_menu (AppIndicator *self);
G_END_DECLS
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 01:03:28 +0000