diff dwt/events/PaintEvent.d @ 0:380af2bdd8e5

Upload of whole dwt tree
author Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
date Sat, 09 Aug 2008 17:00:02 +0200
parents
children 649b8e223d5a
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dwt/events/PaintEvent.d	Sat Aug 09 17:00:02 2008 +0200
@@ -0,0 +1,103 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+module dwt.events.PaintEvent;
+
+import dwt.dwthelper.utils;
+
+
+import dwt.graphics.GC;
+import dwt.widgets.Event;
+
+/**
+ * Instances of this class are sent as a result of
+ * visible areas of controls requiring re-painting.
+ *
+ * @see PaintListener
+ */
+
+public final class PaintEvent extends TypedEvent {
+    
+    /**
+     * the graphics context to use when painting
+     * that is configured to use the colors, font and
+     * damaged region of the control.  It is valid
+     * only during the paint and must not be disposed
+     */
+    public GC gc;
+    
+    /**
+     * the x offset of the bounding rectangle of the 
+     * region that requires painting
+     */
+    public int x;
+    
+    /**
+     * the y offset of the bounding rectangle of the 
+     * region that requires painting
+     */
+    public int y;
+    
+    /**
+     * the width of the bounding rectangle of the 
+     * region that requires painting
+     */
+    public int width;
+    
+    /**
+     * the height of the bounding rectangle of the 
+     * region that requires painting
+     */
+    public int height;
+
+    /**
+     * the number of following paint events which
+     * are pending which may always be zero on
+     * some platforms
+     */
+    public int count;
+
+    static final long serialVersionUID = 3256446919205992497L;
+    
+/**
+ * Constructs a new instance of this class based on the
+ * information in the given untyped event.
+ *
+ * @param e the untyped event containing the information
+ */
+public PaintEvent(Event e) {
+    super(e);
+    this.gc = e.gc;
+    this.x = e.x;
+    this.y = e.y;
+    this.width = e.width;
+    this.height = e.height;
+    this.count = e.count;
+}
+
+/**
+ * Returns a string containing a concise, human-readable
+ * description of the receiver.
+ *
+ * @return a string representation of the event
+ */
+public String toString() {
+    String string = super.toString ();
+    return string.substring (0, string.length() - 1) // remove trailing '}'
+        + " gc=" + gc
+        + " x=" + x
+        + " y=" + y
+        + " width=" + width
+        + " height=" + height
+        + " count=" + count
+        + "}";
+}
+}
+