com.sun.javafx.tk.quantum.OverlayWarningHelper Maven / Gradle / Ivy
/*
* Copyright (c) 2016, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.sun.javafx.tk.quantum;
import com.sun.javafx.scene.DirtyBits;
import com.sun.javafx.scene.GroupHelper;
import com.sun.javafx.util.Utils;
import javafx.scene.Node;
/**
* Used to access internal methods of OverlayWarning.
*/
public class OverlayWarningHelper extends GroupHelper {
private static final OverlayWarningHelper theInstance;
private static OverlayWarningAccessor overlayWarningAccessor;
static {
theInstance = new OverlayWarningHelper();
Utils.forceInit(OverlayWarning.class);
}
private static OverlayWarningHelper getInstance() {
return theInstance;
}
public static void initHelper(OverlayWarning overlayWarning) {
setHelper(overlayWarning, getInstance());
}
@Override
protected void updatePeerImpl(Node node) {
overlayWarningAccessor.doUpdatePeer(node);
super.updatePeerImpl(node);
}
@Override
protected void markDirtyImpl(Node node, DirtyBits dirtyBit) {
super.markDirtyImpl(node, dirtyBit);
overlayWarningAccessor.doMarkDirty(node, dirtyBit);
}
public static void setOverlayWarningAccessor(final OverlayWarningAccessor newAccessor) {
if (overlayWarningAccessor != null) {
throw new IllegalStateException();
}
overlayWarningAccessor = newAccessor;
}
public interface OverlayWarningAccessor {
void doMarkDirty(Node node, DirtyBits dirtyBit);
void doUpdatePeer(Node node);
}
}