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Diffstat (limited to 'src/indicator-application.c')
| -rw-r--r-- | src/indicator-application.c | 872 |
1 files changed, 0 insertions, 872 deletions
diff --git a/src/indicator-application.c b/src/indicator-application.c deleted file mode 100644 index 36e1446..0000000 --- a/src/indicator-application.c +++ /dev/null @@ -1,872 +0,0 @@ -/* -The indicator application visualization object. It takes the information -given by the service and turns it into real-world pixels that users can -actually use. Well, GTK does that, but this asks nicely. - -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/>. -*/ - - -/* G Stuff */ -#include <glib.h> -#include <glib-object.h> -#include <gtk/gtk.h> - -/* DBus Stuff */ -#include <dbus/dbus-glib.h> -#include <libdbusmenu-gtk/menu.h> - -/* Indicator Stuff */ -#include <libindicator/indicator.h> -#include <libindicator/indicator-object.h> -#include <libindicator/indicator-service-manager.h> -#include <libindicator/indicator-image-helper.h> - -/* Local Stuff */ -#include "dbus-shared.h" -#include "application-service-client.h" -#include "application-service-marshal.h" - -#define PANEL_ICON_SUFFIX "panel" - -#define INDICATOR_APPLICATION_TYPE (indicator_application_get_type ()) -#define INDICATOR_APPLICATION(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), INDICATOR_APPLICATION_TYPE, IndicatorApplication)) -#define INDICATOR_APPLICATION_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), INDICATOR_APPLICATION_TYPE, IndicatorApplicationClass)) -#define IS_INDICATOR_APPLICATION(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), INDICATOR_APPLICATION_TYPE)) -#define IS_INDICATOR_APPLICATION_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), INDICATOR_APPLICATION_TYPE)) -#define INDICATOR_APPLICATION_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), INDICATOR_APPLICATION_TYPE, IndicatorApplicationClass)) - -typedef struct _IndicatorApplication IndicatorApplication; -typedef struct _IndicatorApplicationClass IndicatorApplicationClass; - -struct _IndicatorApplicationClass { - IndicatorObjectClass parent_class; -}; - -struct _IndicatorApplication { - IndicatorObject parent; -}; - -GType indicator_application_get_type (void); - -INDICATOR_SET_VERSION -INDICATOR_SET_TYPE(INDICATOR_APPLICATION_TYPE) - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -typedef struct _IndicatorApplicationPrivate IndicatorApplicationPrivate; -struct _IndicatorApplicationPrivate { - IndicatorServiceManager * sm; - DBusGConnection * bus; - DBusGProxy * service_proxy; - GList * applications; - GHashTable * theme_dirs; - guint disconnect_kill; -}; - -typedef struct _ApplicationEntry ApplicationEntry; -struct _ApplicationEntry { - IndicatorObjectEntry entry; - gchar * icon_theme_path; - gboolean old_service; - gchar * dbusobject; - gchar * dbusaddress; - gchar * guide; - gchar * longname; -}; - -#define INDICATOR_APPLICATION_GET_PRIVATE(o) \ -(G_TYPE_INSTANCE_GET_PRIVATE ((o), INDICATOR_APPLICATION_TYPE, IndicatorApplicationPrivate)) - -static void indicator_application_class_init (IndicatorApplicationClass *klass); -static void indicator_application_init (IndicatorApplication *self); -static void indicator_application_dispose (GObject *object); -static void indicator_application_finalize (GObject *object); -static GList * get_entries (IndicatorObject * io); -static guint get_location (IndicatorObject * io, IndicatorObjectEntry * entry); -void connection_changed (IndicatorServiceManager * sm, gboolean connected, IndicatorApplication * application); -static void connected (IndicatorApplication * application); -static void disconnected (IndicatorApplication * application); -static void disconnected_helper (gpointer data, gpointer user_data); -static gboolean disconnected_kill (gpointer user_data); -static void disconnected_kill_helper (gpointer data, gpointer user_data); -static void application_added (DBusGProxy * proxy, const gchar * iconname, gint position, const gchar * dbusaddress, const gchar * dbusobject, const gchar * icon_theme_path, const gchar * label, const gchar * guide, IndicatorApplication * application); -static void application_removed (DBusGProxy * proxy, gint position , IndicatorApplication * application); -static void application_label_changed (DBusGProxy * proxy, gint position, const gchar * label, const gchar * guide, IndicatorApplication * application); -static void application_icon_changed (DBusGProxy * proxy, gint position, const gchar * iconname, IndicatorApplication * application); -static void application_icon_theme_path_changed (DBusGProxy * proxy, gint position, const gchar * icon_theme_path, IndicatorApplication * application); -static void get_applications (DBusGProxy *proxy, GPtrArray *OUT_applications, GError *error, gpointer userdata); -static void get_applications_helper (gpointer data, gpointer user_data); -static void theme_dir_unref(IndicatorApplication * ia, const gchar * dir); -static void theme_dir_ref(IndicatorApplication * ia, const gchar * dir); - -G_DEFINE_TYPE (IndicatorApplication, indicator_application, INDICATOR_OBJECT_TYPE); - -static void -indicator_application_class_init (IndicatorApplicationClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - - g_type_class_add_private (klass, sizeof (IndicatorApplicationPrivate)); - - object_class->dispose = indicator_application_dispose; - object_class->finalize = indicator_application_finalize; - - IndicatorObjectClass * io_class = INDICATOR_OBJECT_CLASS(klass); - - io_class->get_entries = get_entries; - io_class->get_location = get_location; - - dbus_g_object_register_marshaller(_application_service_marshal_VOID__STRING_INT_STRING_STRING_STRING_STRING_STRING, - G_TYPE_NONE, - G_TYPE_STRING, - G_TYPE_INT, - G_TYPE_STRING, - G_TYPE_STRING, - G_TYPE_STRING, - G_TYPE_STRING, - G_TYPE_STRING, - G_TYPE_INVALID); - dbus_g_object_register_marshaller(_application_service_marshal_VOID__INT_STRING, - G_TYPE_NONE, - G_TYPE_INT, - G_TYPE_STRING, - G_TYPE_INVALID); - dbus_g_object_register_marshaller(_application_service_marshal_VOID__INT_STRING_STRING, - G_TYPE_NONE, - G_TYPE_INT, - G_TYPE_STRING, - G_TYPE_STRING, - G_TYPE_INVALID); - - return; -} - -static void -indicator_application_init (IndicatorApplication *self) -{ - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(self); - - /* These are built in the connection phase */ - priv->bus = NULL; - priv->service_proxy = NULL; - priv->theme_dirs = NULL; - priv->disconnect_kill = 0; - - priv->sm = indicator_service_manager_new(INDICATOR_APPLICATION_DBUS_ADDR); - g_signal_connect(G_OBJECT(priv->sm), INDICATOR_SERVICE_MANAGER_SIGNAL_CONNECTION_CHANGE, G_CALLBACK(connection_changed), self); - - priv->applications = NULL; - - priv->theme_dirs = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL); - - return; -} - -static void -indicator_application_dispose (GObject *object) -{ - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(object); - - if (priv->disconnect_kill != 0) { - g_source_remove(priv->disconnect_kill); - } - - while (priv->applications != NULL) { - application_removed(priv->service_proxy, - 0, - INDICATOR_APPLICATION(object)); - } - - if (priv->sm != NULL) { - g_object_unref(priv->sm); - priv->sm = NULL; - } - - if (priv->bus != NULL) { - /* We're not incrementing the ref count on this one. */ - priv->bus = NULL; - } - - if (priv->service_proxy != NULL) { - g_object_unref(G_OBJECT(priv->service_proxy)); - priv->service_proxy = NULL; - } - - if (priv->theme_dirs != NULL) { - while (g_hash_table_size(priv->theme_dirs)) { - GList * keys = g_hash_table_get_keys(priv->theme_dirs); - theme_dir_unref(INDICATOR_APPLICATION(object), (gchar *)keys->data); - } - g_hash_table_destroy(priv->theme_dirs); - priv->theme_dirs = NULL; - } - - G_OBJECT_CLASS (indicator_application_parent_class)->dispose (object); - return; -} - -static void -indicator_application_finalize (GObject *object) -{ - - G_OBJECT_CLASS (indicator_application_parent_class)->finalize (object); - return; -} - -/* Responds to connection change event from the service manager and - splits it into two. */ -void -connection_changed (IndicatorServiceManager * sm, gboolean connect, IndicatorApplication * application) -{ - g_return_if_fail(IS_INDICATOR_APPLICATION(application)); - if (connect) { - connected(application); - } else { - disconnected(application); - } - return; -} - -/* Brings up the connection to a service that has just come onto the - bus, or is atleast new to us. */ -void -connected (IndicatorApplication * application) -{ - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(application); - g_debug("Connected to Application Indicator Service."); - - GError * error = NULL; - - /* Grab the session bus */ - if (priv->bus == NULL) { - priv->bus = dbus_g_bus_get(DBUS_BUS_SESSION, &error); - - if (error != NULL) { - g_error("Unable to get session bus: %s", error->message); - g_error_free(error); - return; - } - } - - if (priv->service_proxy == NULL) { - /* Build the service proxy */ - priv->service_proxy = dbus_g_proxy_new_for_name(priv->bus, - INDICATOR_APPLICATION_DBUS_ADDR, - INDICATOR_APPLICATION_DBUS_OBJ, - INDICATOR_APPLICATION_DBUS_IFACE); - - /* Set up proxy signals */ - g_debug("Setup proxy signals"); - dbus_g_proxy_add_signal(priv->service_proxy, - "ApplicationAdded", - G_TYPE_STRING, - G_TYPE_INT, - G_TYPE_STRING, - G_TYPE_STRING, - G_TYPE_STRING, - G_TYPE_STRING, - G_TYPE_STRING, - G_TYPE_INVALID); - dbus_g_proxy_add_signal(priv->service_proxy, - "ApplicationRemoved", - G_TYPE_INT, - G_TYPE_INVALID); - dbus_g_proxy_add_signal(priv->service_proxy, - "ApplicationIconChanged", - G_TYPE_INT, - G_TYPE_STRING, - G_TYPE_INVALID); - dbus_g_proxy_add_signal(priv->service_proxy, - "ApplicationIconThemePathChanged", - G_TYPE_INT, - G_TYPE_STRING, - G_TYPE_INVALID); - dbus_g_proxy_add_signal(priv->service_proxy, - "ApplicationLabelChanged", - G_TYPE_INT, - G_TYPE_STRING, - G_TYPE_STRING, - G_TYPE_INVALID); - - /* Connect to them */ - g_debug("Connect to them."); - dbus_g_proxy_connect_signal(priv->service_proxy, - "ApplicationAdded", - G_CALLBACK(application_added), - application, - NULL /* Disconnection Signal */); - dbus_g_proxy_connect_signal(priv->service_proxy, - "ApplicationRemoved", - G_CALLBACK(application_removed), - application, - NULL /* Disconnection Signal */); - dbus_g_proxy_connect_signal(priv->service_proxy, - "ApplicationIconChanged", - G_CALLBACK(application_icon_changed), - application, - NULL /* Disconnection Signal */); - dbus_g_proxy_connect_signal(priv->service_proxy, - "ApplicationIconThemePathChanged", - G_CALLBACK(application_icon_theme_path_changed), - application, - NULL /* Disconnection Signal */); - dbus_g_proxy_connect_signal(priv->service_proxy, - "ApplicationLabelChanged", - G_CALLBACK(application_label_changed), - application, - NULL /* Disconnection Signal */); - } - - /* Query it for existing applications */ - g_debug("Request current apps"); - org_ayatana_indicator_application_service_get_applications_async(priv->service_proxy, - get_applications, - application); - - return; -} - -/* Marks every current application as belonging to the old - service so that we can delete it if it doesn't come back. - Also, sets up a timeout on comming back. */ -static void -disconnected (IndicatorApplication * application) -{ - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(application); - g_list_foreach(priv->applications, disconnected_helper, application); - /* I'll like this to be a little shorter, but it's a bit - inpractical to make it so. This means that the user will - probably notice a visible glitch. Though, if applications - are disappearing there isn't much we can do. */ - priv->disconnect_kill = g_timeout_add(250, disconnected_kill, application); - return; -} - -/* Marks an entry as being from the old service */ -static void -disconnected_helper (gpointer data, gpointer user_data) -{ - ApplicationEntry * entry = (ApplicationEntry *)data; - entry->old_service = TRUE; - return; -} - -/* Makes sure the old applications that don't come back - get dropped. */ -static gboolean -disconnected_kill (gpointer user_data) -{ - g_return_val_if_fail(IS_INDICATOR_APPLICATION(user_data), FALSE); - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(user_data); - priv->disconnect_kill = 0; - g_list_foreach(priv->applications, disconnected_kill_helper, user_data); - return FALSE; -} - -/* Looks for entries that are still associated with the - old service and removes them. */ -static void -disconnected_kill_helper (gpointer data, gpointer user_data) -{ - g_return_if_fail(IS_INDICATOR_APPLICATION(user_data)); - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(user_data); - ApplicationEntry * entry = (ApplicationEntry *)data; - if (entry->old_service) { - application_removed(NULL, g_list_index(priv->applications, data), INDICATOR_APPLICATION(user_data)); - } - return; -} - -/* Goes through the list of applications that we're maintaining and - pulls out the IndicatorObjectEntry and returns that in a list - for the caller. */ -static GList * -get_entries (IndicatorObject * io) -{ - g_return_val_if_fail(IS_INDICATOR_APPLICATION(io), NULL); - - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(io); - GList * retval = NULL; - GList * apppointer = NULL; - - for (apppointer = priv->applications; apppointer != NULL; apppointer = g_list_next(apppointer)) { - IndicatorObjectEntry * entry = &(((ApplicationEntry *)apppointer->data)->entry); - retval = g_list_prepend(retval, entry); - } - - if (retval != NULL) { - retval = g_list_reverse(retval); - } - - return retval; -} - -/* Finds the location of a specific entry */ -static guint -get_location (IndicatorObject * io, IndicatorObjectEntry * entry) -{ - g_return_val_if_fail(IS_INDICATOR_APPLICATION(io), 0); - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(io); - return g_list_index(priv->applications, entry); -} - -/* Searching for ApplicationEntries where the dbusobject and - address are the same. */ -static gint -application_added_search (gconstpointer a, gconstpointer b) -{ - ApplicationEntry * appa = (ApplicationEntry *)a; - ApplicationEntry * appb = (ApplicationEntry *)b; - - if (g_strcmp0(appa->dbusaddress, appb->dbusaddress) == 0 && - g_strcmp0(appa->dbusobject, appb->dbusobject) == 0) { - return 0; - } - - return -1; -} - -/* Does a quick meausre of how big the string is in - pixels with a Pango layout */ -static gint -measure_string (GtkStyle * style, PangoContext * context, const gchar * string) -{ - PangoLayout * layout = pango_layout_new(context); - pango_layout_set_text(layout, string, -1); - pango_layout_set_font_description(layout, style->font_desc); - - gint width; - pango_layout_get_pixel_size(layout, &width, NULL); - g_object_unref(layout); - return width; -} - -/* Try to get a good guess at what a maximum width of the entire - string would be. */ -static void -guess_label_size (ApplicationEntry * app) -{ - /* This is during startup. */ - if (app->entry.label == NULL) return; - - GtkStyle * style = gtk_widget_get_style(GTK_WIDGET(app->entry.label)); - PangoContext * context = gtk_widget_get_pango_context(GTK_WIDGET(app->entry.label)); - - gint length = measure_string(style, context, gtk_label_get_text(app->entry.label)); - - if (app->guide != NULL) { - gint guidelen = measure_string(style, context, app->guide); - if (guidelen > length) { - length = guidelen; - } - } - - gtk_widget_set_size_request(GTK_WIDGET(app->entry.label), length, -1); - - return; -} - -/* Here we respond to new applications by building up the - ApplicationEntry and signaling the indicator host that - we've got a new indicator. */ -static void -application_added (DBusGProxy * proxy, const gchar * iconname, gint position, const gchar * dbusaddress, const gchar * dbusobject, const gchar * icon_theme_path, const gchar * label, const gchar * guide, IndicatorApplication * application) -{ - g_return_if_fail(IS_INDICATOR_APPLICATION(application)); - g_debug("Building new application entry: %s with icon: %s", dbusaddress, iconname); - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(application); - - /* First search to see if we already have this entry */ - ApplicationEntry searchapp; - searchapp.dbusaddress = (gchar *)dbusaddress; /* Casting off const, but it's okay, we're not changing it */ - searchapp.dbusobject = (gchar *)dbusobject; /* Casting off const, but it's okay, we're not changing it */ - - GList * searchpointer = g_list_find_custom(priv->applications, &searchapp, application_added_search); - if (searchpointer != NULL) { - g_debug("\t...Already have that one."); - ApplicationEntry * app = (ApplicationEntry *)searchpointer->data; - app->old_service = FALSE; - return; - } - - ApplicationEntry * app = g_new(ApplicationEntry, 1); - - app->old_service = FALSE; - app->icon_theme_path = NULL; - if (icon_theme_path != NULL && icon_theme_path[0] != '\0') { - app->icon_theme_path = g_strdup(icon_theme_path); - theme_dir_ref(application, icon_theme_path); - } - - app->dbusaddress = g_strdup(dbusaddress); - app->dbusobject = g_strdup(dbusobject); - app->guide = NULL; - - /* We make a long name using the suffix, and if that - icon is available we want to use it. Otherwise we'll - just use the name we were given. */ - app->longname = NULL; - if (!g_str_has_suffix(iconname, PANEL_ICON_SUFFIX)) { - app->longname = g_strdup_printf("%s-%s", iconname, PANEL_ICON_SUFFIX); - } else { - app->longname = g_strdup(iconname); - } - app->entry.image = indicator_image_helper(app->longname); - - if (label == NULL || label[0] == '\0') { - app->entry.label = NULL; - } else { - app->entry.label = GTK_LABEL(gtk_label_new(label)); - g_object_ref(G_OBJECT(app->entry.label)); - gtk_widget_show(GTK_WIDGET(app->entry.label)); - - if (app->guide != NULL) { - g_free(app->guide); - app->guide = NULL; - } - - if (guide != NULL) { - app->guide = g_strdup(guide); - } - - guess_label_size(app); - } - - app->entry.menu = GTK_MENU(dbusmenu_gtkmenu_new((gchar *)dbusaddress, (gchar *)dbusobject)); - - /* Keep copies of these for ourself, just in case. */ - g_object_ref(app->entry.image); - g_object_ref(app->entry.menu); - - gtk_widget_show(GTK_WIDGET(app->entry.image)); - - priv->applications = g_list_insert(priv->applications, app, position); - - g_signal_emit(G_OBJECT(application), INDICATOR_OBJECT_SIGNAL_ENTRY_ADDED_ID, 0, &(app->entry), TRUE); - return; -} - -/* This removes the application from the list and free's all - of the memory associated with it. */ -static void -application_removed (DBusGProxy * proxy, gint position, IndicatorApplication * application) -{ - g_return_if_fail(IS_INDICATOR_APPLICATION(application)); - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(application); - ApplicationEntry * app = (ApplicationEntry *)g_list_nth_data(priv->applications, position); - - if (app == NULL) { - g_warning("Unable to find application at position: %d", position); - return; - } - - priv->applications = g_list_remove(priv->applications, app); - g_signal_emit(G_OBJECT(application), INDICATOR_OBJECT_SIGNAL_ENTRY_REMOVED_ID, 0, &(app->entry), TRUE); - - if (app->icon_theme_path != NULL) { - theme_dir_unref(application, app->icon_theme_path); - g_free(app->icon_theme_path); - } - if (app->dbusaddress != NULL) { - g_free(app->dbusaddress); - } - if (app->dbusobject != NULL) { - g_free(app->dbusobject); - } - if (app->guide != NULL) { - g_free(app->guide); - } - if (app->longname != NULL) { - g_free(app->longname); - } - if (app->entry.image != NULL) { - g_object_unref(G_OBJECT(app->entry.image)); - } - if (app->entry.label != NULL) { - g_object_unref(G_OBJECT(app->entry.label)); - } - if (app->entry.menu != NULL) { - g_object_unref(G_OBJECT(app->entry.menu)); - } - g_free(app); - - return; -} - -/* The callback for the signal that the label for an application - has changed. */ -static void -application_label_changed (DBusGProxy * proxy, gint position, const gchar * label, const gchar * guide, IndicatorApplication * application) -{ - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(application); - ApplicationEntry * app = (ApplicationEntry *)g_list_nth_data(priv->applications, position); - gboolean signal_reload = FALSE; - - if (app == NULL) { - g_warning("Unable to find application at position: %d", position); - return; - } - - if (label == NULL || label[0] == '\0') { - /* No label, let's see if we need to delete the old one */ - if (app->entry.label != NULL) { - g_object_unref(G_OBJECT(app->entry.label)); - app->entry.label = NULL; - - signal_reload = TRUE; - } - } else { - /* We've got a label, is this just an update or is - it a new thing. */ - if (app->entry.label != NULL) { - gtk_label_set_text(app->entry.label, label); - } else { - app->entry.label = GTK_LABEL(gtk_label_new(label)); - g_object_ref(G_OBJECT(app->entry.label)); - gtk_widget_show(GTK_WIDGET(app->entry.label)); - - signal_reload = TRUE; - } - } - - /* Copy the guide if we have one */ - if (app->guide != NULL) { - g_free(app->guide); - app->guide = NULL; - } - - if (guide != NULL && guide[0] != '\0') { - app->guide = g_strdup(guide); - } - - /* Protected against not having a label */ - guess_label_size(app); - - if (signal_reload) { - /* Telling the listener that this has been removed, and then - readded to make it reparse the entry. */ - if (app->entry.label != NULL) { - gtk_widget_hide(GTK_WIDGET(app->entry.label)); - } - - if (app->entry.image != NULL) { - gtk_widget_hide(GTK_WIDGET(app->entry.image)); - } - - if (app->entry.menu != NULL) { - gtk_menu_detach(app->entry.menu); - } - - g_signal_emit(G_OBJECT(application), INDICATOR_OBJECT_SIGNAL_ENTRY_REMOVED_ID, 0, &(app->entry), TRUE); - - if (app->entry.label != NULL) { - gtk_widget_show(GTK_WIDGET(app->entry.label)); - } - - if (app->entry.image != NULL) { - indicator_image_helper_update(app->entry.image, app->longname); - gtk_widget_show(GTK_WIDGET(app->entry.image)); - } - - g_signal_emit(G_OBJECT(application), INDICATOR_OBJECT_SIGNAL_ENTRY_ADDED_ID, 0, &(app->entry), TRUE); - } - - return; -} - -/* The callback for the signal that the icon for an application - has changed. */ -static void -application_icon_changed (DBusGProxy * proxy, gint position, const gchar * iconname, IndicatorApplication * application) -{ - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(application); - ApplicationEntry * app = (ApplicationEntry *)g_list_nth_data(priv->applications, position); - - if (app == NULL) { - g_warning("Unable to find application at position: %d", position); - return; - } - - /* We make a long name using the suffix, and if that - icon is available we want to use it. Otherwise we'll - just use the name we were given. */ - if (app->longname != NULL) { - g_free(app->longname); - app->longname = NULL; - } - if (!g_str_has_suffix(iconname, PANEL_ICON_SUFFIX)) { - app->longname = g_strdup_printf("%s-%s", iconname, PANEL_ICON_SUFFIX); - } else { - app->longname = g_strdup(iconname); - } - indicator_image_helper_update(app->entry.image, app->longname); - - return; -} - -/* The callback for the signal that the icon theme path for an application - has changed. */ -static void -application_icon_theme_path_changed (DBusGProxy * proxy, gint position, const gchar * icon_theme_path, IndicatorApplication * application) -{ - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(application); - ApplicationEntry * app = (ApplicationEntry *)g_list_nth_data(priv->applications, position); - - if (app == NULL) { - g_warning("Unable to find application at position: %d", position); - return; - } - - if (g_strcmp0(icon_theme_path, app->icon_theme_path) != 0) { - if(app->icon_theme_path != NULL) { - theme_dir_unref(application, app->icon_theme_path); - g_free(app->icon_theme_path); - app->icon_theme_path = NULL; - } - if (icon_theme_path != NULL && icon_theme_path[0] != '\0') { - app->icon_theme_path = g_strdup(icon_theme_path); - theme_dir_ref(application, app->icon_theme_path); - } - indicator_image_helper_update(app->entry.image, app->longname); - } - - return; -} - -/* This repsonds to the list of applications that the service - has and calls application_added on each one of them. */ -static void -get_applications (DBusGProxy *proxy, GPtrArray *OUT_applications, GError *error, gpointer userdata) -{ - if (error != NULL) { - g_warning("Unable to get application list: %s", error->message); - return; - } - g_ptr_array_foreach(OUT_applications, get_applications_helper, userdata); - - return; -} - -/* A little helper that takes apart the DBus structure and calls - application_added on every entry in the list. */ -static void -get_applications_helper (gpointer data, gpointer user_data) -{ - GValueArray * array = (GValueArray *)data; - - g_return_if_fail(array->n_values == 7); - - const gchar * icon_name = g_value_get_string(g_value_array_get_nth(array, 0)); - gint position = g_value_get_int(g_value_array_get_nth(array, 1)); - const gchar * dbus_address = g_value_get_string(g_value_array_get_nth(array, 2)); - const gchar * dbus_object = g_value_get_boxed(g_value_array_get_nth(array, 3)); - const gchar * icon_theme_path = g_value_get_string(g_value_array_get_nth(array, 4)); - const gchar * label = g_value_get_string(g_value_array_get_nth(array, 5)); - const gchar * guide = g_value_get_string(g_value_array_get_nth(array, 6)); - - return application_added(NULL, icon_name, position, dbus_address, dbus_object, icon_theme_path, label, guide, user_data); -} - -/* Unrefs a theme directory. This may involve removing it from - the search path. */ -static void -theme_dir_unref(IndicatorApplication * ia, const gchar * dir) -{ - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(ia); - - /* Grab the count for this dir */ - int count = GPOINTER_TO_INT(g_hash_table_lookup(priv->theme_dirs, dir)); - - /* Is this a simple deprecation, if so, we can just lower the - number and move on. */ - if (count > 1) { - count--; - g_hash_table_insert(priv->theme_dirs, g_strdup(dir), GINT_TO_POINTER(count)); - return; - } - - /* Try to remove it from the hash table, this makes sure - that it existed */ - if (!g_hash_table_remove(priv->theme_dirs, dir)) { - g_warning("Unref'd a directory that wasn't in the theme dir hash table."); - return; - } - - GtkIconTheme * icon_theme = gtk_icon_theme_get_default(); - gchar ** paths; - gint path_count; - - gtk_icon_theme_get_search_path(icon_theme, &paths, &path_count); - - gint i; - gboolean found = FALSE; - for (i = 0; i < path_count; i++) { - if (found) { - /* If we've already found the right entry */ - paths[i - 1] = paths[i]; - } else { - /* We're still looking, is this the one? */ - if (!g_strcmp0(paths[i], dir)) { - found = TRUE; - /* We're freeing this here as it won't be captured by the - g_strfreev() below as it's out of the array. */ - g_free(paths[i]); - } - } - } - - /* If we found one we need to reset the path to - accomidate the changes */ - if (found) { - paths[path_count - 1] = NULL; /* Clear the last one */ - gtk_icon_theme_set_search_path(icon_theme, (const gchar **)paths, path_count - 1); - } - - g_strfreev(paths); - - return; -} - -/* Refs a theme directory, and it may add it to the search - path */ -static void -theme_dir_ref(IndicatorApplication * ia, const gchar * dir) -{ - IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(ia); - - int count = 0; - if ((count = GPOINTER_TO_INT(g_hash_table_lookup(priv->theme_dirs, dir))) != 0) { - /* It exists so what we need to do is increase the ref - count of this dir. */ - count++; - } else { - /* It doesn't exist, so we need to add it to the table - and to the search path. */ - gtk_icon_theme_append_search_path(gtk_icon_theme_get_default(), dir); - g_debug("\tAppending search path: %s", dir); - count = 1; - } - - g_hash_table_insert(priv->theme_dirs, g_strdup(dir), GINT_TO_POINTER(count)); - - return; -} - |