summaryrefslogtreecommitdiffstats
path: root/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet294.java
diff options
context:
space:
mode:
Diffstat (limited to 'examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet294.java')
-rw-r--r--examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet294.java81
1 files changed, 0 insertions, 81 deletions
diff --git a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet294.java b/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet294.java
deleted file mode 100644
index 6f8d668272..0000000000
--- a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet294.java
+++ /dev/null
@@ -1,81 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2000, 2008 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
- *******************************************************************************/
-package org.eclipse.swt.snippets;
-
-import org.eclipse.swt.*;
-import org.eclipse.swt.graphics.*;
-import org.eclipse.swt.layout.*;
-import org.eclipse.swt.widgets.*;
-
-/*
- * Region on a control: create a non-rectangular button
- *
- * For a list of all SWT example snippets see
- * http://www.eclipse.org/swt/snippets/
- *
- * @since 3.4
- */
-
-public class Snippet294 {
-
- static int[] circle(int r, int offsetX, int offsetY) {
- int[] polygon = new int[8 * r + 4];
- // x^2 + y^2 = r^2
- for (int i = 0; i < 2 * r + 1; i++) {
- int x = i - r;
- int y = (int)Math.sqrt(r*r - x*x);
- polygon[2*i] = offsetX + x;
- polygon[2*i+1] = offsetY + y;
- polygon[8*r - 2*i - 2] = offsetX + x;
- polygon[8*r - 2*i - 1] = offsetY - y;
- }
- return polygon;
- }
-
- public static void main(String[] args) {
- final Display display = new Display();
-
- final Shell shell = new Shell(display);
- shell.setText("Regions on a Control");
- shell.setLayout(new FillLayout());
- shell.setBackground(display.getSystemColor(SWT.COLOR_DARK_RED));
-
- Button b2 = new Button(shell, SWT.PUSH);
- b2.setText("Button with Regions");
-
- // define a region that looks like a circle with two holes in ot
- Region region = new Region();
- region.add(circle(67, 87, 77));
- region.subtract(circle(20, 87, 47));
- region.subtract(circle(20, 87, 113));
-
- // define the shape of the button using setRegion
- b2.setRegion(region);
- b2.setLocation(100,50);
-
- b2.addListener(SWT.Selection, new Listener() {
- public void handleEvent(Event e) {
- shell.close();
- }
- });
-
- shell.setSize(200,200);
- shell.open();
-
- while (!shell.isDisposed()) {
- if (!display.readAndDispatch())
- display.sleep();
- }
- region.dispose();
- display.dispose();
- }
-
-}