/* Set focus to actor */
static void _xfdashboard_viewpad_focusable_set_focus(XfdashboardFocusable *inFocusable)
{
XfdashboardViewpad *self;
XfdashboardViewpadPrivate *priv;
XfdashboardFocusableInterface *selfIface;
XfdashboardFocusableInterface *parentIface;
g_return_if_fail(XFDASHBOARD_IS_FOCUSABLE(inFocusable));
g_return_if_fail(XFDASHBOARD_IS_VIEWPAD(inFocusable));
self=XFDASHBOARD_VIEWPAD(inFocusable);
priv=self->priv;
/* Viewpad is just a proxy for the current active view.
* So check if current active view is focusable and call its
* virtual function.
*/
if(priv->activeView &&
XFDASHBOARD_IS_FOCUSABLE(priv->activeView))
{
/* Call virtual function of view to set focus */
xfdashboard_focusable_set_focus(XFDASHBOARD_FOCUSABLE(priv->activeView));
/* Call parent class interface function of this actor */
selfIface=XFDASHBOARD_FOCUSABLE_GET_IFACE(inFocusable);
parentIface=g_type_interface_peek_parent(selfIface);
if(parentIface && parentIface->set_focus)
{
parentIface->set_focus(inFocusable);
}
}
}
/* Set focus to actor */
static void _xfdashboard_text_box_focusable_set_focus(XfdashboardFocusable *inFocusable)
{
XfdashboardTextBox *self;
XfdashboardTextBoxPrivate *priv;
XfdashboardFocusableInterface *selfIface;
XfdashboardFocusableInterface *parentIface;
ClutterStage *stage;
g_return_if_fail(XFDASHBOARD_IS_FOCUSABLE(inFocusable));
g_return_if_fail(XFDASHBOARD_IS_TEXT_BOX(inFocusable));
self=XFDASHBOARD_TEXT_BOX(inFocusable);
priv=self->priv;
/* Call parent class interface function */
selfIface=XFDASHBOARD_FOCUSABLE_GET_IFACE(inFocusable);
parentIface=g_type_interface_peek_parent(selfIface);
if(parentIface && parentIface->set_focus)
{
parentIface->set_focus(inFocusable);
}
/* Get stage of actor to tell it where the keyboard focus to set to */
stage=CLUTTER_STAGE(clutter_actor_get_stage(CLUTTER_ACTOR(self)));
if(!stage)
{
g_warning(_("Focusable actor %s is not on a stage"),
G_OBJECT_TYPE_NAME(self));
return;
}
clutter_stage_set_key_focus(stage, CLUTTER_ACTOR(priv->actorTextBox));
}
/* Call virtual function "set_focus" */
void xfdashboard_focusable_set_focus(XfdashboardFocusable *self)
{
XfdashboardFocusableInterface *iface;
ClutterActor *selection;
g_return_if_fail(XFDASHBOARD_IS_FOCUSABLE(self));
iface=XFDASHBOARD_FOCUSABLE_GET_IFACE(self);
/* Call virtual function */
if(iface->set_focus)
{
iface->set_focus(self);
}
/* Style newly focused actor */
if(XFDASHBOARD_IS_STYLABLE(self))
{
xfdashboard_stylable_add_class(XFDASHBOARD_STYLABLE(self), "focus");
}
/* If actor supports selection get current selection and style it */
if(xfdashboard_focusable_supports_selection(self))
{
/* Get current selection. If no selection is available then select first item. */
selection=xfdashboard_focusable_get_selection(self);
if(!selection)
{
selection=xfdashboard_focusable_find_selection(self, NULL, XFDASHBOARD_SELECTION_TARGET_FIRST);
if(selection) xfdashboard_focusable_set_selection(self, selection);
}
/* Style selection if available */
if(selection &&
XFDASHBOARD_IS_STYLABLE(selection))
{
xfdashboard_stylable_add_pseudo_class(XFDASHBOARD_STYLABLE(selection), "selected");
}
g_debug("Set selection to %s for focused actor %s",
G_OBJECT_TYPE_NAME(self),
selection ? G_OBJECT_TYPE_NAME(selection) : "<nil>");
}
/* Emit signal */
g_signal_emit(self, XfdashboardFocusableSignals[SIGNAL_FOCUS_GAINED], 0, self);
g_debug("Emitted signal 'focus-gained' for focused actor %s", G_OBJECT_TYPE_NAME(self));
}