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/*******************************************************************************
* Copyright (c) 2004, 2005 Sybase, Inc. 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:
* Sybase, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.jsf.facesconfig.ui.pageflow.editpolicy;
import org.eclipse.draw2d.ColorConstants;
import org.eclipse.draw2d.Connection;
import org.eclipse.draw2d.PolylineConnection;
import org.eclipse.gef.GraphicalEditPart;
import org.eclipse.gef.Request;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.editpolicies.GraphicalNodeEditPolicy;
import org.eclipse.gef.requests.CreateConnectionRequest;
import org.eclipse.gef.requests.ReconnectRequest;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jst.jsf.facesconfig.ui.EditorPlugin;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.action.OpenEditorAction;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.command.ConnectionCommand;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.command.ConnectionCommandFactory;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.command.OpenEditorCommand;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.editpart.PageflowNodeEditPart;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.figure.PageflowNodeFigure;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowLink;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.PageflowNode;
import org.eclipse.jst.jsf.facesconfig.ui.pageflow.model.impl.PageflowNodeImpl;
import org.eclipse.jst.jsf.facesconfig.ui.preference.GEMPreferences;
public class PageflowNodeEditPolicy extends GraphicalNodeEditPolicy {
/*
* (non-Javadoc)
*
* @see GraphicalNodeEditPolicy#createDummyConnection()
*/
protected Connection createDummyConnection(Request req) {
PolylineConnection conn = new PolylineConnection();
conn.setLineWidth(getLineWidth());
conn.setForegroundColor(ColorConstants.black);
return conn;
}
/**
* get the connection line width from preference.
*/
private int getLineWidth() {
IPreferenceStore store = EditorPlugin.getDefault().getPreferenceStore();
int lineWidth = store.getInt(GEMPreferences.LINE_WIDTH);
return lineWidth;
}
/*
* (non-Javadoc)
*
* @see GraphicalNodeEditPolicy#getConnectionCompleteCommand()
*/
protected Command getConnectionCompleteCommand(
CreateConnectionRequest request) {
ConnectionCommand command = (ConnectionCommand) request
.getStartCommand();
// ConnectionAnchor anchor =
// getPageflowNodeEditPart().getTargetConnectionAnchor(request);
command.setTarget(getPageflowNode());
return command;
}
/*
* (non-Javadoc)
*
* @see GraphicalNodeEditPolicy#getConnectionCreateCommand()
*/
protected Command getConnectionCreateCommand(CreateConnectionRequest request) {
ConnectionCommand command = ConnectionCommandFactory
.createCommand(request);
command.setPFLink((PageflowLink) request.getNewObject());
PageflowNode flowObject = getPageflowNode();
command.setSource(flowObject);
request.setStartCommand(command);
return command;
}
/**
* get the edit part of pageflow node
*
* @return - the edit part of pageflow node
*/
protected PageflowNodeEditPart getPageflowNodeEditPart() {
return (PageflowNodeEditPart) getHost();
}
/**
* get the pageflow node
*
* @return - the pageflow node
*/
protected PageflowNode getPageflowNode() {
return (PageflowNode) getHost().getModel();
}
/*
* (non-Javadoc)
*
* @see GraphicalNodeEditPolicy#getReconnectTargetCommand()
*/
protected Command getReconnectTargetCommand(ReconnectRequest request) {
ConnectionCommand cmd = ConnectionCommandFactory.createCommand(request);
cmd
.setPFLink((PageflowLink) request.getConnectionEditPart()
.getModel());
cmd.setTarget(getPageflowNode());
return cmd;
}
/*
* (non-Javadoc)
*
* @see GraphicalNodeEditPolicy#getReconnectSourceCommand()
*/
protected Command getReconnectSourceCommand(ReconnectRequest request) {
ConnectionCommand cmd = ConnectionCommandFactory.createCommand(request);
cmd
.setPFLink((PageflowLink) request.getConnectionEditPart()
.getModel());
cmd.setSource(getPageflowNode());
return cmd;
}
/*
* (non-Javadoc)
*
* @see GraphicalNodeEditPolicy#getCommand()
*/
public Command getCommand(Request request) {
if (OpenEditorAction.OPEN_EDITOR_REQUEST.equals(request.getType())) {
OpenEditorCommand command = new OpenEditorCommand(getHost());
command.setChild((PageflowNodeImpl) getHost().getModel());
return command;
}
return super.getCommand(request);
}
/**
* return the pageflow node figure
*
* @return - the pageflow node's figure
*/
protected PageflowNodeFigure getPageflowNodeFigure() {
return (PageflowNodeFigure) ((GraphicalEditPart) getHost()).getFigure();
}
}
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