diff org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet215.d @ 28:69b1fa94a4a8

Added SWT snippets
author Frank Benoit <benoit@tionex.de>
date Sun, 22 Mar 2009 15:17:04 +0100
parents
children 4e5843b771cc
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet215.d	Sun Mar 22 15:17:04 2009 +0100
@@ -0,0 +1,80 @@
+/*******************************************************************************
+ * 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
+ * Port to the D programming language:
+ *     Bill Baxter <bill@billbaxter.com>
+ *******************************************************************************/
+module org.eclipse.swt.snippets.Snippet215;
+
+/*
+ * GC example snippet: take a screen shot with a GC
+ *
+ * For a list of all SWT example snippets see
+ * http://www.eclipse.org/swt/snippets/
+ */
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.GC;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Listener;
+import org.eclipse.swt.widgets.Event;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Canvas;
+import org.eclipse.swt.custom.ScrolledComposite;
+import org.eclipse.swt.layout.FillLayout;
+import org.eclipse.swt.events.PaintListener;
+
+Image image;
+
+void main() {
+    final Display display = new Display();
+    final Shell shell = new Shell(display);
+    shell.setLayout(new FillLayout());
+    Button button = new Button(shell, SWT.PUSH);
+    button.setText("Capture");
+    button.addListener(SWT.Selection, new class() Listener {
+        public void handleEvent(Event event) {
+
+            /* Take the screen shot */
+            GC gc = new GC(display);
+            image = new Image(display, display.getBounds());
+            gc.copyArea(image, 0, 0);
+            gc.dispose();
+
+            Shell popup = new Shell(shell, SWT.SHELL_TRIM);
+            popup.setLayout(new FillLayout());
+            popup.setText("Image");
+            popup.setBounds(50, 50, 200, 200);
+            popup.addListener(SWT.Close, new class() Listener {
+                    public void handleEvent(Event e) {
+                        image.dispose();
+                    }
+                });
+
+            ScrolledComposite sc = new ScrolledComposite (popup, SWT.V_SCROLL | DWT.H_SCROLL);
+            Canvas canvas = new Canvas(sc, SWT.NONE);
+            sc.setContent(canvas);
+            canvas.setBounds(display.getBounds ());
+            canvas.addPaintListener(new class() PaintListener {
+                    public void paintControl(PaintEvent e) {
+                        e.gc.drawImage(image, 0, 0);
+                    }
+                });
+            popup.open();
+        }
+    });
+    shell.pack();
+    shell.open();
+    while (!shell.isDisposed()) {
+        if (!display.readAndDispatch()) display.sleep();
+    }
+    display.dispose();
+}
+