diff options
Diffstat (limited to 'src/indicator-application.c')
| -rw-r--r-- | src/indicator-application.c | 216 |
1 files changed, 212 insertions, 4 deletions
diff --git a/src/indicator-application.c b/src/indicator-application.c index f3566e4..6c053a9 100644 --- a/src/indicator-application.c +++ b/src/indicator-application.c @@ -41,6 +41,8 @@ with this program. If not, see <http://www.gnu.org/licenses/>. #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)) @@ -75,11 +77,13 @@ struct _IndicatorApplicationPrivate { DBusGConnection * bus; DBusGProxy * service_proxy; GList * applications; + GHashTable * theme_dirs; }; typedef struct _ApplicationEntry ApplicationEntry; struct _ApplicationEntry { IndicatorObjectEntry entry; + gchar * icon_path; }; #define INDICATOR_APPLICATION_GET_PRIVATE(o) \ @@ -90,10 +94,15 @@ 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); static void connected (IndicatorServiceManager * sm, gboolean connected, IndicatorApplication * application); -static void application_added (DBusGProxy * proxy, const gchar * iconname, gint position, const gchar * dbusaddress, const gchar * dbusobject, IndicatorApplication * application); +static void application_added (DBusGProxy * proxy, const gchar * iconname, gint position, const gchar * dbusaddress, const gchar * dbusobject, const gchar * icon_path, IndicatorApplication * application); static void application_removed (DBusGProxy * proxy, gint position , IndicatorApplication * application); +static void application_icon_changed (DBusGProxy * proxy, gint position, const gchar * iconname, 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); @@ -110,13 +119,20 @@ indicator_application_class_init (IndicatorApplicationClass *klass) 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, + dbus_g_object_register_marshaller(_application_service_marshal_VOID__STRING_INT_STRING_STRING_STRING, G_TYPE_NONE, G_TYPE_STRING, G_TYPE_INT, 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); return; @@ -130,12 +146,15 @@ indicator_application_init (IndicatorApplication *self) /* These are built in the connection phase */ priv->bus = NULL; priv->service_proxy = NULL; + priv->theme_dirs = NULL; 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(connected), self); priv->applications = NULL; + priv->theme_dirs = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL); + return; } @@ -165,6 +184,15 @@ indicator_application_dispose (GObject *object) 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; } @@ -211,11 +239,17 @@ connected (IndicatorServiceManager * sm, gboolean connected, IndicatorApplicatio G_TYPE_INT, 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); /* Connect to them */ g_debug("Connect to them."); @@ -229,6 +263,11 @@ connected (IndicatorServiceManager * sm, gboolean connected, IndicatorApplicatio 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 */); /* Query it for existing applications */ g_debug("Request current apps"); @@ -263,20 +302,49 @@ get_entries (IndicatorObject * io) 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); +} + /* 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, IndicatorApplication * application) +application_added (DBusGProxy * proxy, const gchar * iconname, gint position, const gchar * dbusaddress, const gchar * dbusobject, const gchar * icon_path, IndicatorApplication * application) { g_debug("Building new application entry: %s with icon: %s", dbusaddress, iconname); IndicatorApplicationPrivate * priv = INDICATOR_APPLICATION_GET_PRIVATE(application); ApplicationEntry * app = g_new(ApplicationEntry, 1); - app->entry.image = GTK_IMAGE(gtk_image_new_from_icon_name(iconname, GTK_ICON_SIZE_MENU)); + app->icon_path = NULL; + if (icon_path != NULL && icon_path[0] != '\0') { + app->icon_path = g_strdup(icon_path); + theme_dir_ref(application, icon_path); + } + + /* 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. */ + gchar * longname = g_strdup_printf("%s-%s", iconname, PANEL_ICON_SUFFIX); + if (gtk_icon_theme_has_icon(gtk_icon_theme_get_default(), longname)) { + app->entry.image = GTK_IMAGE(gtk_image_new_from_icon_name(longname, GTK_ICON_SIZE_MENU)); + } else { + app->entry.image = GTK_IMAGE(gtk_image_new_from_icon_name(iconname, GTK_ICON_SIZE_MENU)); + } + g_free(longname); + app->entry.label = NULL; 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); @@ -302,6 +370,10 @@ application_removed (DBusGProxy * proxy, gint position, IndicatorApplication * a 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_path != NULL) { + theme_dir_unref(application, app->icon_path); + g_free(app->icon_path); + } if (app->entry.image != NULL) { g_object_unref(G_OBJECT(app->entry.image)); } @@ -317,11 +389,147 @@ application_removed (DBusGProxy * proxy, gint position, IndicatorApplication * a 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. */ + gchar * longname = g_strdup_printf("%s-%s", iconname, PANEL_ICON_SUFFIX); + if (gtk_icon_theme_has_icon(gtk_icon_theme_get_default(), longname)) { + gtk_image_set_from_icon_name(app->entry.image, longname, GTK_ICON_SIZE_MENU); + } else { + gtk_image_set_from_icon_name(app->entry.image, iconname, GTK_ICON_SIZE_MENU); + } + g_free(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 == 5); + + 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_path = g_value_get_string(g_value_array_get_nth(array, 4)); + + return application_added(NULL, icon_name, position, dbus_address, dbus_object, icon_path, user_data); +} + +/* Refs a theme directory, and it may add it to 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; +} + +/* Unrefs a theme directory. This may involve removing it from + 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; +} + |