/*******************************************************************************
* Copyright (c) 2000, 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.jboss.tools.jsf.ui.editor.edit;
import java.util.Collections;
import java.util.List;
import org.eclipse.gef.EditPart;
import org.eclipse.gef.EditPolicy;
import org.eclipse.gef.Request;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.editpolicies.NonResizableEditPolicy;
import org.eclipse.gef.requests.CreateRequest;
import org.jboss.tools.common.gef.edit.xpl.FeedBackUtils;
import org.jboss.tools.jsf.ui.editor.model.IGroup;
import org.jboss.tools.jsf.ui.editor.model.IPage;
import org.jboss.tools.jsf.ui.editor.model.commands.ReorderPartCommand;
public class JSFFlowEditPolicy extends org.eclipse.gef.editpolicies.FlowLayoutEditPolicy {
protected Command createAddCommand(EditPart child, EditPart after) {
return null;
}
protected Command createMoveChildCommand(EditPart child, EditPart after) {
IPage childModel = (IPage) child.getModel();
IGroup parentModel = (IGroup) getHost().getModel();
int oldIndex = getHost().getChildren().indexOf(child);
int newIndex = getHost().getChildren().indexOf(after);
if (newIndex > oldIndex)
newIndex--;
ReorderPartCommand command = new ReorderPartCommand(childModel,
parentModel, oldIndex, newIndex);
return command;
}
protected Command getCreateCommand(CreateRequest request) {
return null;
}
protected Command getDeleteDependantCommand(Request request) {
return null;
}
protected Command getOrphanChildrenCommand(Request request) {
return null;
}
protected boolean isHorizontal() {
return false;
}
protected EditPolicy createChildEditPolicy(EditPart child) {
return new JSFNonResizableEditPolicy();
}
protected void showLayoutTargetFeedback(Request request) {
FeedBackUtils
.showLayoutTargetFeedBack(request, this, getLineFeedback(),
getFeedbackIndexFor(request), isHorizontal());
}
class JSFNonResizableEditPolicy extends NonResizableEditPolicy {
public JSFNonResizableEditPolicy() {
super();
}
public List createSelectionHandles() {
return Collections.EMPTY_LIST;
}
}
}