jdk/src/solaris/classes/sun/awt/X11/XRepaintArea.java
changeset 2 90ce3da70b43
child 5506 202f599c92aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/solaris/classes/sun/awt/X11/XRepaintArea.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,76 @@
+/*
+ * Copyright 2003 Sun Microsystems, Inc.  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.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+
+package sun.awt.X11;
+
+import java.awt.Component;
+import java.awt.Graphics;
+import sun.awt.RepaintArea;
+import java.awt.peer.ComponentPeer;
+
+/**
+ * The <code>RepaintArea</code> is a geometric construct created for the
+ * purpose of holding the geometry of several coalesced paint events.
+ * This geometry is accessed synchronously, although it is written such
+ * that painting may still be executed asynchronously.
+ *
+ * @author      Eric Hawkes
+ */
+class XRepaintArea extends RepaintArea {
+
+    /**
+     * Constructs a new <code>XRepaintArea</code>
+     * @since   1.3
+     */
+    public XRepaintArea() {
+    }
+
+    /**
+     * Calls <code>Component.update(Graphics)</code> with given Graphics.
+     */
+    protected void updateComponent(Component comp, Graphics g) {
+        if (comp != null) {
+            ComponentPeer peer = comp.getPeer();
+            if (peer != null) {
+                peer.paint(g);
+            }
+            super.updateComponent(comp, g);
+        }
+    }
+
+    /**
+     * Calls <code>Component.paint(Graphics)</code> with given Graphics.
+     */
+    protected void paintComponent(Component comp, Graphics g) {
+        if (comp != null) {
+            ComponentPeer peer = comp.getPeer();
+            if (peer != null) {
+                peer.paint(g);
+            }
+            super.paintComponent(comp, g);
+        }
+    }
+}