diff options
Diffstat (limited to 'src/im-app-menu-item.c')
| -rw-r--r-- | src/im-app-menu-item.c | 354 |
1 files changed, 0 insertions, 354 deletions
diff --git a/src/im-app-menu-item.c b/src/im-app-menu-item.c deleted file mode 100644 index 03b11c2..0000000 --- a/src/im-app-menu-item.c +++ /dev/null @@ -1,354 +0,0 @@ -/* - * Copyright 2012 Canonical Ltd. - * - * 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/>. - * - * Authors: - * Lars Uebernickel <lars.uebernickel@canonical.com> - */ - -#include "im-app-menu-item.h" - -struct _ImAppMenuItemPrivate -{ - GActionGroup *action_group; - gchar *action; - gboolean is_running; - - GtkWidget *icon; - GtkWidget *label; -}; - -enum -{ - PROP_0, - PROP_MENU_ITEM, - PROP_ACTION_GROUP, - NUM_PROPERTIES -}; - -static GParamSpec *properties[NUM_PROPERTIES]; - -G_DEFINE_TYPE (ImAppMenuItem, im_app_menu_item, GTK_TYPE_MENU_ITEM); - -static void -im_app_menu_item_constructed (GObject *object) -{ - ImAppMenuItemPrivate *priv = IM_APP_MENU_ITEM (object)->priv; - GtkWidget *grid; - - priv->icon = g_object_ref (gtk_image_new ()); - gtk_widget_set_margin_right (priv->icon, 6); - - priv->label = g_object_ref (gtk_label_new ("")); - - grid = gtk_grid_new (); - gtk_grid_attach (GTK_GRID (grid), priv->icon, 0, 0, 1, 1); - gtk_grid_attach (GTK_GRID (grid), priv->label, 1, 0, 1, 1); - - gtk_container_add (GTK_CONTAINER (object), grid); - gtk_widget_show_all (grid); - - G_OBJECT_CLASS (im_app_menu_item_parent_class)->constructed (object); -} - -static void -im_app_menu_item_set_action_name (ImAppMenuItem *self, - const gchar *action_name) -{ - ImAppMenuItemPrivate *priv = self->priv; - gboolean enabled = FALSE; - GVariant *state; - - if (priv->action != NULL) - g_free (priv->action); - - priv->action = g_strdup (action_name); - - priv->is_running = FALSE; - - if (priv->action_group != NULL && priv->action != NULL && - g_action_group_query_action (priv->action_group, priv->action, - &enabled, NULL, NULL, NULL, &state)) - { - if (state && g_variant_is_of_type (state, G_VARIANT_TYPE ("b"))) - priv->is_running = g_variant_get_boolean (state); - else - enabled = FALSE; - - if (state) - g_variant_unref (state); - } - - gtk_widget_set_sensitive (GTK_WIDGET (self), enabled); - gtk_widget_queue_draw (GTK_WIDGET (self)); -} - -static void -im_app_menu_item_action_added (GActionGroup *action_group, - gchar *action_name, - gpointer user_data) -{ - ImAppMenuItem *self = user_data; - - if (g_strcmp0 (self->priv->action, action_name) == 0) - im_app_menu_item_set_action_name (self, action_name); -} - -static void -im_app_menu_item_action_removed (GActionGroup *action_group, - gchar *action_name, - gpointer user_data) -{ - ImAppMenuItem *self = user_data; - - if (g_strcmp0 (self->priv->action, action_name) == 0) - { - gtk_widget_set_sensitive (GTK_WIDGET (self), FALSE); - self->priv->is_running = FALSE; - gtk_widget_queue_draw (GTK_WIDGET (self)); - } -} - -static void -im_app_menu_item_action_enabled_changed (GActionGroup *action_group, - gchar *action_name, - gboolean enabled, - gpointer user_data) -{ - ImAppMenuItem *self = user_data; - - if (g_strcmp0 (self->priv->action, action_name) == 0) - gtk_widget_set_sensitive (GTK_WIDGET (self), enabled); -} - -static void -im_app_menu_item_action_state_changed (GActionGroup *action_group, - gchar *action_name, - GVariant *value, - gpointer user_data) -{ - ImAppMenuItem *self = user_data; - - if (g_strcmp0 (self->priv->action, action_name) == 0) - { - g_return_if_fail (g_variant_is_of_type (value, G_VARIANT_TYPE ("b"))); - - self->priv->is_running = g_variant_get_boolean (value); - gtk_widget_queue_draw (GTK_WIDGET (self)); - } -} - -static void -im_app_menu_set_property (GObject *object, - guint property_id, - const GValue *value, - GParamSpec *pspec) -{ - ImAppMenuItem *self = IM_APP_MENU_ITEM (object); - - switch (property_id) - { - case PROP_MENU_ITEM: - im_app_menu_item_set_menu_item (self, G_MENU_ITEM (g_value_get_object (value))); - break; - - case PROP_ACTION_GROUP: - im_app_menu_item_set_action_group (self, G_ACTION_GROUP (g_value_get_object (value))); - break; - - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); - } -} - -static void -im_app_menu_item_dispose (GObject *object) -{ - ImAppMenuItem *self = IM_APP_MENU_ITEM (object); - - if (self->priv->action_group) - im_app_menu_item_set_action_group (self, NULL); - - g_clear_object (&self->priv->icon); - g_clear_object (&self->priv->label); - - G_OBJECT_CLASS (im_app_menu_item_parent_class)->dispose (object); -} - -static void -im_app_menu_item_finalize (GObject *object) -{ - ImAppMenuItemPrivate *priv = IM_APP_MENU_ITEM (object)->priv; - - g_free (priv->action); - - G_OBJECT_CLASS (im_app_menu_item_parent_class)->finalize (object); -} - -static gboolean -im_app_menu_item_draw (GtkWidget *widget, - cairo_t *cr) -{ - ImAppMenuItemPrivate *priv = IM_APP_MENU_ITEM (widget)->priv; - - GTK_WIDGET_CLASS (im_app_menu_item_parent_class)->draw (widget, cr); - - if (priv->is_running) - { - const int arrow_width = 5; - const double half_arrow_height = 4.5; - GtkAllocation alloc; - GdkRGBA color; - double center; - - gtk_widget_get_allocation (widget, &alloc); - - gtk_style_context_get_color (gtk_widget_get_style_context (widget), - gtk_widget_get_state_flags (widget), - &color); - gdk_cairo_set_source_rgba (cr, &color); - - center = alloc.height / 2 + 0.5; - - cairo_move_to (cr, 0, center - half_arrow_height); - cairo_line_to (cr, 0, center + half_arrow_height); - cairo_line_to (cr, arrow_width, center); - cairo_close_path (cr); - - cairo_fill (cr); - } - - return FALSE; -} - -static void -im_app_menu_item_activate (GtkMenuItem *item) -{ - ImAppMenuItemPrivate *priv = IM_APP_MENU_ITEM (item)->priv; - - if (priv->action && priv->action_group) - { - guint32 event_time = gtk_get_current_event_time (); - g_action_group_activate_action (priv->action_group, priv->action, g_variant_new_uint32 (event_time)); - } -} - -static void -im_app_menu_item_class_init (ImAppMenuItemClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); - GtkMenuItemClass *menu_item_class = GTK_MENU_ITEM_CLASS (klass); - - g_type_class_add_private (klass, sizeof (ImAppMenuItemPrivate)); - - object_class->constructed = im_app_menu_item_constructed; - object_class->set_property = im_app_menu_set_property; - object_class->dispose = im_app_menu_item_dispose; - object_class->finalize = im_app_menu_item_finalize; - - widget_class->draw = im_app_menu_item_draw; - - menu_item_class->activate = im_app_menu_item_activate; - - properties[PROP_MENU_ITEM] = g_param_spec_object ("menu-item", - "Menu item", - "The model GMenuItem for this menu item", - G_TYPE_MENU_ITEM, - G_PARAM_WRITABLE | - G_PARAM_STATIC_STRINGS); - - properties[PROP_ACTION_GROUP] = g_param_spec_object ("action-group", - "Action group", - "The action group associated with this menu item", - G_TYPE_ACTION_GROUP, - G_PARAM_WRITABLE | - G_PARAM_STATIC_STRINGS); - - g_object_class_install_properties (object_class, NUM_PROPERTIES, properties); -} - -static void -im_app_menu_item_init (ImAppMenuItem *self) -{ - self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, - IM_TYPE_APP_MENU_ITEM, - ImAppMenuItemPrivate); -} - -void -im_app_menu_item_set_menu_item (ImAppMenuItem *self, - GMenuItem *menuitem) -{ - gchar *iconstr = NULL; - GIcon *icon = NULL; - gchar *label; - gchar *action = NULL; - - if (g_menu_item_get_attribute (menuitem, "x-canonical-icon", "s", &iconstr)) - { - GError *error; - - icon = g_icon_new_for_string (iconstr, &error); - if (icon == NULL) - { - g_warning ("unable to set icon: %s", error->message); - g_error_free (error); - } - g_free (iconstr); - } - gtk_image_set_from_gicon (GTK_IMAGE (self->priv->icon), icon, GTK_ICON_SIZE_MENU); - - g_menu_item_get_attribute (menuitem, "label", "s", &label); - gtk_label_set_label (GTK_LABEL (self->priv->label), label ? label : ""); - - g_menu_item_get_attribute (menuitem, "action", "s", &action); - im_app_menu_item_set_action_name (self, action); - - if (icon) - g_object_unref (icon); - g_free (label); - g_free (action); -} - -void -im_app_menu_item_set_action_group (ImAppMenuItem *self, - GActionGroup *action_group) -{ - ImAppMenuItemPrivate *priv = self->priv; - - if (priv->action_group != NULL) - { - g_signal_handlers_disconnect_by_func (priv->action_group, im_app_menu_item_action_added, self); - g_signal_handlers_disconnect_by_func (priv->action_group, im_app_menu_item_action_removed, self); - g_signal_handlers_disconnect_by_func (priv->action_group, im_app_menu_item_action_enabled_changed, self); - g_signal_handlers_disconnect_by_func (priv->action_group, im_app_menu_item_action_state_changed, self); - - g_clear_object (&priv->action_group); - } - - if (action_group != NULL) - { - priv->action_group = g_object_ref (action_group); - - g_signal_connect (priv->action_group, "action-added", - G_CALLBACK (im_app_menu_item_action_added), self); - g_signal_connect (priv->action_group, "action-removed", - G_CALLBACK (im_app_menu_item_action_removed), self); - g_signal_connect (priv->action_group, "action-enabled-changed", - G_CALLBACK (im_app_menu_item_action_enabled_changed), self); - g_signal_connect (priv->action_group, "action-state-changed", - G_CALLBACK (im_app_menu_item_action_state_changed), self); - } -} |