| /* |
| * Copyright (c) 2011, 2013, 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 sun.lwawt; |
| |
| import java.awt.Component; |
| import java.awt.Graphics; |
| |
| import sun.awt.AWTAccessor; |
| import sun.awt.RepaintArea; |
| |
| /** |
| * Emulates appearance of heavyweight components before call of the user code. |
| * |
| * @author Sergey Bylokhov |
| */ |
| final class LWRepaintArea extends RepaintArea { |
| |
| @Override |
| protected void updateComponent(final Component comp, final Graphics g) { |
| // We shouldn't paint native component as a result of UPDATE events, |
| // just flush onscreen back-buffer. |
| if (comp != null) { |
| super.updateComponent(comp, g); |
| LWComponentPeer.flushOnscreenGraphics(); |
| } |
| } |
| |
| @Override |
| protected void paintComponent(final Component comp, final Graphics g) { |
| if (comp != null) { |
| Object peer = AWTAccessor.getComponentAccessor().getPeer(comp); |
| if (peer != null) { |
| ((LWComponentPeer<?, ?>) peer).paintPeer(g); |
| } |
| super.paintComponent(comp, g); |
| LWComponentPeer.flushOnscreenGraphics(); |
| } |
| } |
| } |