Method startDragging

src/eepp/ui/uinode.cpp:1533–1540

}

void UINode::startDragging( const Vector2f& position ) {
	setDragging( true );

	if ( NULL != getEventDispatcher() )
		getEventDispatcher()->setNodeDragging( this );

	mDragPoint = position;
}

bool UINode::ownsChildPosition() const {
	return 0 != ( mFlags & UI_OWNS_CHILDREN_POSITION );