diff options
Diffstat (limited to 'examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/dnd/ImageTransfer.java')
-rw-r--r-- | examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/dnd/ImageTransfer.java | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/dnd/ImageTransfer.java b/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/dnd/ImageTransfer.java deleted file mode 100644 index c3f7ed177c..0000000000 --- a/examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/dnd/ImageTransfer.java +++ /dev/null @@ -1,82 +0,0 @@ -/******************************************************************************* - * 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 - *******************************************************************************/ -package org.eclipse.swt.examples.dnd; - - -/** - * Transfer type to transfer SWT ImageData objects. - */ - -import java.io.*; -import org.eclipse.swt.dnd.*; -import org.eclipse.swt.*; -import org.eclipse.swt.graphics.*; - -public class ImageTransfer extends ByteArrayTransfer { - - private static final String TYPENAME = "imagedata"; - private static final int TYPEID = registerType(TYPENAME); - private static ImageTransfer _instance = new ImageTransfer(); - -public static ImageTransfer getInstance () { - return _instance; -} - -public void javaToNative (Object object, TransferData transferData) { - if (!checkImage(object) || !isSupportedType(transferData)) { - DND.error(DND.ERROR_INVALID_DATA); - } - ImageData imdata = (ImageData)object; - try { - // write data to a byte array and then ask super to convert to pMedium - ByteArrayOutputStream out = new ByteArrayOutputStream(); - DataOutputStream writeOut = new DataOutputStream(out); - ImageLoader loader = new ImageLoader(); - loader.data = new ImageData [] {imdata}; - loader.save(writeOut, SWT.IMAGE_BMP); - writeOut.close(); - byte[] buffer = out.toByteArray(); - super.javaToNative(buffer, transferData); - out.close(); - } - catch (IOException e) { - } -} -public Object nativeToJava(TransferData transferData){ - if (!isSupportedType(transferData)) return null; - - byte[] buffer = (byte[])super.nativeToJava(transferData); - if (buffer == null) return null; - - ImageData imdata; - try { - ByteArrayInputStream in = new ByteArrayInputStream(buffer); - DataInputStream readIn = new DataInputStream(in); - imdata = new ImageData(readIn); - readIn.close(); - } catch (IOException ex) { - return null; - } - return imdata; -} -protected String[] getTypeNames(){ - return new String[]{TYPENAME}; -} -protected int[] getTypeIds(){ - return new int[] {TYPEID}; -} -boolean checkImage(Object object) { - return (object != null && object instanceof ImageData); -} -protected boolean validate(Object object) { - return checkImage(object); -} -} |