C++ (Cpp) gdk_input_set_extension_events Examples

Example #1

File: rbgdkdevice.c Project: geoffyoungs/ruby-gnome2

static VALUE
device_s_set_extension_events(VALUE self, VALUE window, VALUE mask, VALUE mode)
{
    gdk_input_set_extension_events(GDK_WINDOW(RVAL2GOBJ(window)),
                                   NUM2INT(mask), FIX2INT(mode));
    return Qnil;
}

Example #2

File: XournalWidget.cpp Project: scottt/xournalpp

/**
 * Change event handling between XInput and Core
 */
void gtk_xournal_update_xevent(GtkWidget* widget)
{
	g_return_if_fail(widget != NULL);
	g_return_if_fail(GTK_IS_XOURNAL(widget));

	GtkXournal* xournal = GTK_XOURNAL(widget);

	Settings* settings = xournal->view->getControl()->getSettings();

	if (!gtk_check_version(2, 17, 0))
	{
		/* GTK+ 2.17 and later: everybody shares a single native window,
		 so we'll never get any core events, and we might as well set
		 extension events the way we're supposed to. Doing so helps solve
		 crasher bugs in 2.17, and prevents us from losing two-button
		 events in 2.18 */
		gtk_widget_set_extension_events(widget,
		                                settings->isUseXInput() ? GDK_EXTENSION_EVENTS_ALL : GDK_EXTENSION_EVENTS_NONE);
	}
	else
	{
		/* GTK+ 2.16 and earlier: we only activate extension events on the
		 PageViews's parent GdkWindow. This allows us to keep receiving core
		 events. */
		gdk_input_set_extension_events(widget->window,
		                               GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK | GDK_BUTTON_PRESS_MASK |
		                               GDK_BUTTON_RELEASE_MASK,
		                               settings->isUseXInput() ? GDK_EXTENSION_EVENTS_ALL : GDK_EXTENSION_EVENTS_NONE);
	}

}