void TouchScreenButton::_notification(int p_what) {
switch(p_what) {
case NOTIFICATION_DRAW: {
if (!is_inside_tree())
return;
if (!get_tree()->is_editor_hint() && !OS::get_singleton()->has_touchscreen_ui_hint() && visibility==VISIBILITY_TOUCHSCREEN_ONLY)
return;
if (finger_pressed!=-1) {
if (texture_pressed.is_valid())
draw_texture(texture_pressed,Point2());
else if (texture.is_valid())
draw_texture(texture,Point2());
} else {
if (texture.is_valid())
draw_texture(texture,Point2());
}
} break;
case NOTIFICATION_ENTER_TREE: {
if (!get_tree()->is_editor_hint() && !OS::get_singleton()->has_touchscreen_ui_hint() && visibility==VISIBILITY_TOUCHSCREEN_ONLY)
return;
update();
if (!get_tree()->is_editor_hint())
set_process_input(true);
if (action.operator String()!="" && InputMap::get_singleton()->has_action(action)) {
action_id=InputMap::get_singleton()->get_action_id(action);
} else {
action_id=-1;
}
} break;
case NOTIFICATION_EXIT_TREE: {
if (is_pressed())
Input::get_singleton()->action_release(action);
} break;
}
}
ViewportContainer::ViewportContainer() {
stretch = false;
shrink = 1;
set_process_input(true);
}