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/*******************************************************************************
* Copyright (c) 2004 Composent, Inc. 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: Composent, Inc. - initial API and implementation
******************************************************************************/
package org.eclipse.ecf.tutorial.scribbleshare;
import java.util.HashMap;
import org.eclipse.ecf.core.ContainerFactory;
import org.eclipse.ecf.core.IContainer;
import org.eclipse.ecf.core.identity.ID;
import org.eclipse.ecf.core.identity.IDFactory;
import org.eclipse.ecf.core.util.ECFException;
import org.eclipse.ecf.datashare.IChannel;
import org.eclipse.ecf.datashare.IChannelContainerAdapter;
import org.eclipse.ecf.datashare.IChannelListener;
import org.eclipse.ecf.datashare.events.IChannelEvent;
import org.eclipse.ecf.datashare.events.IChannelMessageEvent;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
public class ScribbleClient {
protected static final String CONTAINER_TYPE = "ecf.generic.channel";
protected static final String TARGET_SERVER = "ecftcp://localhost:3282/server";
protected static final String CHANNEL_ID = "scribble";
IContainer container = null;
ScribbleView scribbleView = null;
protected void createChannel() throws ECFException {
// Get IChannelContainerAdapter adapter
IChannelContainerAdapter channelContainer = (IChannelContainerAdapter) container
.getAdapter(IChannelContainerAdapter.class);
// Create channel ID with fixed name 'channel2'
final ID channelID = IDFactory.getDefault().createID(
channelContainer.getChannelNamespace(), CHANNEL_ID);
// Setup listener so then when channelmessageevents are received that
// they present in UI
final IChannelListener channelListener = new IChannelListener() {
public void handleChannelEvent(final IChannelEvent event) {
if (event instanceof IChannelMessageEvent) {
IChannelMessageEvent msg = (IChannelMessageEvent) event;
scribbleView.handleDrawLine(msg.getData());
}
}
};
// Create new channel
IChannel channel = channelContainer.createChannel(channelID,
channelListener, new HashMap());
// Set the view to use the given channel (for sending)
scribbleView.setChannel(channel);
}
protected void openScribbleView() {
Display.getDefault().syncExec(new Runnable() {
public void run() {
try {
IWorkbenchWindow ww = PlatformUI.getWorkbench()
.getActiveWorkbenchWindow();
IWorkbenchPage wp = ww.getActivePage();
IViewPart view = wp
.showView("org.eclipse.ecf.tutorial.paintshare");
// setup member variable with view
scribbleView = (ScribbleView) view;
} catch (Exception e) {
e.printStackTrace();
return;
}
}
});
}
public void createAndConnect() throws ECFException {
// create container instance from ECF ContainerFactory
container = ContainerFactory.getDefault().createContainer(
CONTAINER_TYPE);
// open scribble view
openScribbleView();
// create channel
createChannel();
// create target ID
// connect container to target
container.connect(IDFactory.getDefault().createID(
container.getConnectNamespace(), TARGET_SERVER), null);
}
}
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