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/*******************************************************************************
* 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.editors.palette;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.resources.IFile;
import org.eclipse.gef.Tool;
import org.eclipse.gef.palette.MarqueeToolEntry;
import org.eclipse.gef.palette.PaletteEntry;
import org.eclipse.gef.palette.PaletteGroup;
import org.eclipse.gef.palette.PaletteRoot;
import org.eclipse.gef.palette.SelectionToolEntry;
import org.eclipse.gef.palette.ToolEntry;
import org.eclipse.jst.pagedesigner.editors.pagedesigner.PageDesignerResources;
import org.eclipse.jst.pagedesigner.editors.palette.impl.PaletteItemManager;
import org.eclipse.jst.pagedesigner.tools.RangeSelectionTool;
/**
* @author mengbo
*/
public class DesignerPaletteRoot extends PaletteRoot {
private IPaletteItemManager _manager;
private IFile _file;
private IPaletteContext _paletteContext;
/**
* Creates a new DesignerPaletteRoot instance.
* @param file
*/
public DesignerPaletteRoot(final IFile file) {
// create root
super();
this._paletteContext = PaletteItemManager.createPaletteContext(file);
this._manager = PaletteItemManager.getInstance(_paletteContext);
setupBasicItems();
loadItems();
// TODO: register listener on the manager for toolpalette change event.
}
/**
* @return the paletteContext
*/
public IPaletteContext getPaletteContext() {
return _paletteContext;
}
/**
* @return the paletteContext
*/
public IFile getFile() {
return _file;
}
/**
* @return IPaletteItemManager instance for this root
*/
public IPaletteItemManager getPaletteManager() {
return this._manager;
}
private void setupBasicItems() {
// Preferences prefs = PDPlugin.getDefault().getPluginPreferences();
// _showAll = prefs.getBoolean(IJMTConstants.PREF_PALETTE_SHOW_ALL);
// a group of default control tools
// JSFPalette.DefaultGroup.LabelJSFPallete=Controls
PaletteGroup controls = new PaletteGroup(PageDesignerResources
.getInstance().getString(
"JSFPalette.DefaultGroup.LabelJSFPallete")); //$NON-NLS-1$
add(controls);
// the selection tool
ToolEntry tool = new SelectionToolEntry() {
public Tool createTool() {
return new RangeSelectionTool();
}
};
controls.add(tool);
// use selection tool as default entry
setDefaultEntry(tool);
// the marquee selection tool
controls.add(new MarqueeToolEntry());
}
private void loadItems() {
// _showAll =
// PDPlugin.getDefault().getPluginPreferences().getBoolean(IJMTConstants.PREF_PALETTE_SHOW_ALL);
// remove other things first.
removeItems();
if (_manager != null) {
this.addAll(_manager.getAllCategories());
};
}
/**
* remove everything from the paletteroot
*
*/
protected void removeItems() {
// we try to remove anything other than the basic
// group that have the selectentry and marqeeentry
List children1 = new ArrayList(getChildren());
children1.remove(0); // remove the first one
for (int i = 0, n = children1.size(); i < n; i++) {
this.remove((PaletteEntry) children1.get(i));
}
}
/**
* refresh the palette, normally caused by preference change.
*/
public void refresh() {
loadItems();
}
}
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