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Diffstat (limited to 'src/indicator-example.c')
| -rw-r--r-- | src/indicator-example.c | 381 |
1 files changed, 0 insertions, 381 deletions
diff --git a/src/indicator-example.c b/src/indicator-example.c deleted file mode 100644 index 67e7ba2..0000000 --- a/src/indicator-example.c +++ /dev/null @@ -1,381 +0,0 @@ -/* -An example indicator. - -Copyright 2010 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/>. -*/ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <locale.h> -#include <langinfo.h> -#include <string.h> -#include <time.h> - -/* GStuff */ -#include <glib.h> -#include <glib/gprintf.h> -#include <glib-object.h> -#include <glib/gi18n-lib.h> -#include <gio/gio.h> - -/* Indicator Stuff */ -#include <libindicator/indicator.h> -#include <libindicator/indicator-object.h> -#include <libindicator/indicator-service-manager.h> - -/* DBusMenu */ -#include <libdbusmenu-gtk/menu.h> -#include <libido/libido.h> -#include <libdbusmenu-gtk/menuitem.h> - -#include "dbus-shared.h" -#include "settings-shared.h" - -#define INDICATOR_EXAMPLE_TYPE (indicator_example_get_type ()) -#define INDICATOR_EXAMPLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), INDICATOR_EXAMPLE_TYPE, IndicatorExample)) -#define INDICATOR_EXAMPLE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), INDICATOR_EXAMPLE_TYPE, IndicatorExampleClass)) -#define IS_INDICATOR_EXAMPLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), INDICATOR_EXAMPLE_TYPE)) -#define IS_INDICATOR_EXAMPLE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), INDICATOR_EXAMPLE_TYPE)) -#define INDICATOR_EXAMPLE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), INDICATOR_EXAMPLE_TYPE, IndicatorExampleClass)) - -typedef struct _IndicatorExample IndicatorExample; -typedef struct _IndicatorExampleClass IndicatorExampleClass; -typedef struct _IndicatorExamplePrivate IndicatorExamplePrivate; - -struct _IndicatorExampleClass { - IndicatorObjectClass parent_class; -}; - -struct _IndicatorExample { - IndicatorObject parent; - IndicatorExamplePrivate *priv; -}; - -struct _IndicatorExamplePrivate { - GtkLabel *label; - - IndicatorServiceManager *sm; - DbusmenuGtkMenu *menu; - - gint current_state; - - GCancellable *service_proxy_cancel; - GDBusProxy *service_proxy; -}; - -enum { - STATE_NORMAL, - STATE_SHOWN, - STATE_HIDDEN -}; - -#define INDICATOR_EXAMPLE_GET_PRIVATE(o) \ -(G_TYPE_INSTANCE_GET_PRIVATE ((o), INDICATOR_EXAMPLE_TYPE, IndicatorExamplePrivate)) - -GType indicator_example_get_type(void); - -static void indicator_example_class_init(IndicatorExampleClass *klass); -static void indicator_example_init(IndicatorExample *self); -static void indicator_example_dispose(GObject *object); -static void indicator_example_finalize(GObject *object); -static GtkLabel *get_label(IndicatorObject *io); -static GtkMenu *get_menu(IndicatorObject *io); -static const gchar *get_accessible_desc(IndicatorObject *io); -static void update_label(IndicatorExample *io); -static void receive_signal(GDBusProxy *proxy, gchar *sender_name, gchar *signal_name, GVariant *parameters, gpointer user_data); -static void service_proxy_cb(GObject *object, GAsyncResult *res, gpointer user_data); - -/* Indicator Module Config */ -INDICATOR_SET_VERSION -INDICATOR_SET_TYPE(INDICATOR_EXAMPLE_TYPE) - -G_DEFINE_TYPE (IndicatorExample, indicator_example, INDICATOR_OBJECT_TYPE); - -static void -indicator_example_class_init(IndicatorExampleClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - - g_type_class_add_private(klass, sizeof(IndicatorExamplePrivate)); - - object_class->dispose = indicator_example_dispose; - object_class->finalize = indicator_example_finalize; - - IndicatorObjectClass *io_class = INDICATOR_OBJECT_CLASS(klass); - - io_class->get_label = get_label; - io_class->get_menu = get_menu; - io_class->get_accessible_desc = get_accessible_desc; - - return; -} - -static void -menu_visible_notify_cb(GtkWidget *menu, G_GNUC_UNUSED GParamSpec *pspec, gpointer user_data) -{ - IndicatorExample *self = INDICATOR_EXAMPLE(user_data); - g_debug("notify visible signal received"); - - // we should only react if we're currently visible - gboolean visible; - g_object_get(G_OBJECT(menu), "visible", &visible, NULL); - /* - if(visible) { - self->priv->current_state = STATE_SHOWN; - } - else { - g_debug("notify visible menu hidden"); - self->priv->current_state = STATE_HIDDEN; - } - */ - update_label(self); -} - -static void -indicator_example_init(IndicatorExample *self) -{ - self->priv = INDICATOR_EXAMPLE_GET_PRIVATE(self); - - self->priv->label = NULL; - - self->priv->current_state = STATE_NORMAL; - - self->priv->service_proxy = NULL; - - self->priv->sm = NULL; - self->priv->menu = NULL; - - self->priv->sm = indicator_service_manager_new_version(SERVICE_NAME, SERVICE_VERSION); - - self->priv->menu = dbusmenu_gtkmenu_new(SERVICE_NAME, MENU_OBJ); - - g_signal_connect(self->priv->menu, "notify::visible", G_CALLBACK(menu_visible_notify_cb), self); - - /*DbusmenuGtkClient *client = dbusmenu_gtkmenu_get_client(self->priv->menu);*/ - - self->priv->service_proxy_cancel = g_cancellable_new(); - - g_dbus_proxy_new_for_bus(G_BUS_TYPE_SESSION, - G_DBUS_PROXY_FLAGS_NONE, - NULL, - SERVICE_NAME, - SERVICE_OBJ, - SERVICE_IFACE, - self->priv->service_proxy_cancel, - service_proxy_cb, - self); - - return; -} - -/* Callback from trying to create the proxy for the serivce, this - could include starting the service. Sometime it'll fail and - we'll try to start that dang service again! */ -static void -service_proxy_cb(GObject *object, GAsyncResult *res, gpointer user_data) -{ - GError *error = NULL; - - IndicatorExample *self = INDICATOR_EXAMPLE(user_data); - g_return_if_fail(self != NULL); - - GDBusProxy *proxy = g_dbus_proxy_new_for_bus_finish(res, &error); - - IndicatorExamplePrivate *priv = INDICATOR_EXAMPLE_GET_PRIVATE(self); - - if(priv->service_proxy_cancel != NULL) { - g_object_unref(priv->service_proxy_cancel); - priv->service_proxy_cancel = NULL; - } - - if(error != NULL) { - g_warning("Could not grab DBus proxy for %s: %s", SERVICE_NAME, error->message); - g_error_free(error); - return; - } - - /* Okay, we're good to grab the proxy at this point, we're - sure that it's ours. */ - priv->service_proxy = proxy; - - g_signal_connect(proxy, "g-signal", G_CALLBACK(receive_signal), self); - - return; -} - -static void -indicator_example_dispose(GObject *object) -{ - IndicatorExample *self = INDICATOR_EXAMPLE(object); - - if(self->priv->label != NULL) { - g_object_unref(self->priv->label); - self->priv->label = NULL; - } - - if(self->priv->menu != NULL) { - g_object_unref(G_OBJECT(self->priv->menu)); - self->priv->menu = NULL; - } - - if(self->priv->sm != NULL) { - g_object_unref(G_OBJECT(self->priv->sm)); - self->priv->sm = NULL; - } - - if(self->priv->service_proxy != NULL) { - g_object_unref(self->priv->service_proxy); - self->priv->service_proxy = NULL; - } - - G_OBJECT_CLASS (indicator_example_parent_class)->dispose (object); - return; -} - -static void -indicator_example_finalize(GObject *object) -{ - /*IndicatorExample *self = INDICATOR_EXAMPLE(object);*/ - - G_OBJECT_CLASS (indicator_example_parent_class)->finalize (object); - return; -} - -/* Updates the accessible description */ -static void -update_accessible_description(IndicatorExample *io) -{ - GList *entries = indicator_object_get_entries(INDICATOR_OBJECT(io)); - IndicatorObjectEntry *entry = (IndicatorObjectEntry *)entries->data; - - entry->accessible_desc = get_accessible_desc(INDICATOR_OBJECT(io)); - - g_signal_emit(G_OBJECT(io), - INDICATOR_OBJECT_SIGNAL_ACCESSIBLE_DESC_UPDATE_ID, - 0, - entry, - TRUE); - - g_list_free(entries); - - return; -} - -/* Updates the label */ -static void -update_label(IndicatorExample *io) -{ - IndicatorExample *self = INDICATOR_EXAMPLE(io); - - if(self->priv->label == NULL) return; - - switch(self->priv->current_state) { - case STATE_HIDDEN: - gtk_label_set_text(self->priv->label, "Hidden"); - break; - case STATE_SHOWN: - gtk_label_set_text(self->priv->label, "Shown"); - break; - default: - gtk_label_set_text(self->priv->label, "Example"); - } - - update_accessible_description(io); - - return; -} - -/* Receives all signals from the service, routed to the appropriate functions */ -static void -receive_signal(GDBusProxy *proxy, gchar *sender_name, gchar *signal_name, - GVariant *parameters, gpointer user_data) -{ - /*IndicatorExample *self = INDICATOR_EXAMPLE(user_data);*/ - - return; -} - -/* React to the style changing, which could mean an font - update. */ -static void -style_changed(GtkWidget *widget, GtkStyle *oldstyle, gpointer data) -{ - g_debug("New style for label"); - IndicatorExample *self = INDICATOR_EXAMPLE(data); - update_label(self); - return; -} - -/* Respond to changes in the screen to update the text gravity */ -static void -update_text_gravity(GtkWidget *widget, GdkScreen *previous_screen, gpointer data) -{ - IndicatorExample *self = INDICATOR_EXAMPLE(data); - if(self->priv->label == NULL) return; - - PangoLayout *layout; - PangoContext *context; - - layout = gtk_label_get_layout(GTK_LABEL(self->priv->label)); - context = pango_layout_get_context(layout); - pango_context_set_base_gravity(context, PANGO_GRAVITY_AUTO); -} - -/* Grabs the label. Creates it if it doesn't - exist already */ -static GtkLabel * -get_label(IndicatorObject *io) -{ - IndicatorExample *self = INDICATOR_EXAMPLE(io); - - /* If there's not a label, we'll build ourselves one */ - if(self->priv->label == NULL) { - self->priv->label = GTK_LABEL(gtk_label_new("Example Init")); - gtk_label_set_justify(GTK_LABEL(self->priv->label), GTK_JUSTIFY_CENTER); - g_object_ref(G_OBJECT(self->priv->label)); - g_signal_connect(G_OBJECT(self->priv->label), "style-set", G_CALLBACK(style_changed), self); - g_signal_connect(G_OBJECT(self->priv->label), "screen-changed", G_CALLBACK(update_text_gravity), self); - update_label(self); - gtk_widget_set_visible(GTK_WIDGET(self->priv->label), TRUE); - } - - return self->priv->label; -} - -static GtkMenu * -get_menu(IndicatorObject *io) -{ - IndicatorExample *self = INDICATOR_EXAMPLE(io); - - return GTK_MENU(self->priv->menu); -} - -static const gchar * -get_accessible_desc(IndicatorObject *io) -{ - IndicatorExample *self = INDICATOR_EXAMPLE(io); - const gchar *name; - - if(self->priv->label != NULL) { - name = gtk_label_get_text(self->priv->label); - return name; - } - return NULL; -} |