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/*******************************************************************************
* Copyright (c) 2000, 2006 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.ui.internal.dialogs;
import java.util.Iterator;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.preference.PreferenceManager;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.internal.IWorkbenchHelpContextIds;
import org.eclipse.ui.internal.WorkbenchMessages;
import org.eclipse.ui.internal.util.Util;
import org.eclipse.ui.model.IContributionService;
import org.eclipse.ui.model.IWorkbenchAdapter;
/**
* This dialog is created and shown when 'Properties' action is performed while
* an object is selected. It shows one or more pages registered for object's
* type.
*/
public class PropertyDialog extends FilteredPreferenceDialog {
private ISelection selection;
// The id of the last page that was selected
private static String lastPropertyId = null;
/**
* Create a new property dialog.
*
* @param shell
* the parent shell
* @param propertyPageId
* the property page id
* @param element
* the adaptable element
* @return the property dialog
*/
public static PropertyDialog createDialogOn(Shell shell,
final String propertyPageId, Object element) {
PropertyPageManager pageManager = new PropertyPageManager();
String title = "";//$NON-NLS-1$
if (element == null) {
return null;
}
// load pages for the selection
// fill the manager with contributions from the matching contributors
PropertyPageContributorManager.getManager().contribute(pageManager,
element);
// testing if there are pages in the manager
Iterator pages = pageManager.getElements(PreferenceManager.PRE_ORDER)
.iterator();
String name = getName(element);
if (!pages.hasNext()) {
MessageDialog.openInformation(shell,
WorkbenchMessages.PropertyDialog_messageTitle, NLS.bind(
WorkbenchMessages.PropertyDialog_noPropertyMessage,
name));
return null;
}
title = NLS
.bind(WorkbenchMessages.PropertyDialog_propertyMessage, name);
PropertyDialog propertyDialog = new PropertyDialog(shell, pageManager,
new StructuredSelection(element));
if (propertyPageId != null) {
propertyDialog.setSelectedNode(propertyPageId);
}
propertyDialog.create();
propertyDialog.getShell().setText(title);
PlatformUI.getWorkbench().getHelpSystem().setHelp(
propertyDialog.getShell(),
IWorkbenchHelpContextIds.PROPERTY_DIALOG);
return propertyDialog;
}
/**
* Returns the name of the given element.
*
* @param element
* the element
* @return the name of the element
*/
private static String getName(Object element) {
IWorkbenchAdapter adapter = (IWorkbenchAdapter)Util.getAdapter(element, IWorkbenchAdapter.class);
if (adapter != null) {
return adapter.getLabel(element);
}
return "";//$NON-NLS-1$
}
/**
* Create an instance of the receiver.
*
* @param parentShell
* @param mng
* @param selection
*/
public PropertyDialog(Shell parentShell, PreferenceManager mng,
ISelection selection) {
super(parentShell, mng);
setSelection(selection);
}
/**
* Returns selection in the "Properties" action context.
*
* @return the selection
*/
public ISelection getSelection() {
return selection;
}
/**
* Sets the selection that will be used to determine target object.
*
* @param newSelection
* the new selection
*/
public void setSelection(ISelection newSelection) {
selection = newSelection;
}
/**
* Get the name of the selected item preference
*/
protected String getSelectedNodePreference() {
return lastPropertyId;
}
/**
* Get the name of the selected item preference
*/
protected void setSelectedNodePreference(String pageId) {
lastPropertyId = pageId;
}
/**
* Return the contributionType (used by the IContributionService).
*
* Override this with a more specific contribution type as required.
*
* @return a string, the contributionType
*/
protected String getContributionType() {
return IContributionService.TYPE_PROPERTY;
}
}
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