/*******************************************************************************
* Copyright (c) 2006 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.pagedesigner.dnd.internal;
import java.util.Map;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.jst.pagedesigner.PDPlugin;
import org.eclipse.jst.pagedesigner.dnd.ILocalDropHandler;
import org.eclipse.jst.pagedesigner.dom.IDOMPosition;
import org.eclipse.jst.pagedesigner.viewer.IHTMLGraphicalViewer;
import org.w3c.dom.Node;
/**
* @author mengbo
*/
public class DropSelectionWizard extends Wizard {
private final String INTIAL_DEFAULT_PAGE_IMAGE = "newsuade_wiz.gif"; //$NON-NLS-1$
private Object _localData;
private IHTMLGraphicalViewer _viewer;
private Map _feedbackToHandlers;
private boolean _updateWidget;
private Node _widget;
private IDOMPosition _position;
private SimpleWizardSelectionPage _firstPage;
private DropSelectionWizard(IHTMLGraphicalViewer viewer, Object localData,
Map handlers) {
this.setWindowTitle(Messages.getString("DropSelectionWizard.Title")); //$NON-NLS-1$
ImageDescriptor desc = PDPlugin.getDefault().getImageDescriptor(
INTIAL_DEFAULT_PAGE_IMAGE);
setDefaultPageImageDescriptor(desc);
this._viewer = viewer;
this._localData = localData;
this._feedbackToHandlers = handlers;
_firstPage = new SimpleWizardSelectionPage(_viewer, _localData,
_feedbackToHandlers);
}
/**
* @param viewer
* @param localData
* @param handlers
* @param widget
*/
public DropSelectionWizard(IHTMLGraphicalViewer viewer, Object localData,
Map handlers, Node widget) {
this(viewer, localData, handlers);
_updateWidget = true;
_widget = widget;
_firstPage.setWidget(widget);
}
/**
* @param viewer
* @param localData
* @param handlers
* @param position
*/
public DropSelectionWizard(IHTMLGraphicalViewer viewer, Object localData,
Map handlers, IDOMPosition position) {
this(viewer, localData, handlers);
_updateWidget = false;
_position = position;
_firstPage.setPosition(position);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.wizard.Wizard#addPages()
*/
public void addPages() {
addPage(_firstPage);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.wizard.Wizard#needsPreviousAndNextButtons()
*/
public boolean needsPreviousAndNextButtons() {
return true;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.wizard.Wizard#canFinish()
*/
public boolean canFinish() {
if (getContainer().getCurrentPage() == _firstPage) {
Object obj = _firstPage.getCurrentHandler();
if (obj instanceof ILocalDropHandler)
{
return true;
}
return false;
}
return super.canFinish();
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.wizard.IWizard#performFinish()
*/
public boolean performFinish() {
if (getContainer().getCurrentPage() == _firstPage) {
Object obj = _firstPage.getCurrentHandler();
if (obj instanceof ILocalDropHandler) {
ILocalDropHandler handler = (ILocalDropHandler) obj;
if (_updateWidget) {
handler.doUpdateWidget(_localData, _widget, _viewer);
} else {
handler.doInsertElements(_localData, _position, _viewer);
}
return true;
}
}
return true;
}
}