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/*******************************************************************************
* Copyright (c) 2005, 2008 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.cheatsheets.composite.views;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Dictionary;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.cheatsheets.CheatSheetListener;
import org.eclipse.ui.cheatsheets.CheatSheetViewerFactory;
import org.eclipse.ui.cheatsheets.ICheatSheetEvent;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.internal.cheatsheets.Messages;
import org.eclipse.ui.internal.cheatsheets.composite.parser.ICompositeCheatsheetTags;
import org.eclipse.ui.internal.cheatsheets.state.MementoStateManager;
import org.eclipse.ui.internal.cheatsheets.views.CheatSheetViewer;
import org.eclipse.ui.internal.provisional.cheatsheets.IEditableTask;
import org.eclipse.ui.internal.provisional.cheatsheets.TaskEditor;
public class CheatsheetTaskEditor extends TaskEditor {
private CheatSheetViewer viewer;
private IEditableTask task;
public void createControl(Composite parent, FormToolkit toolkit) {
viewer = (CheatSheetViewer)CheatSheetViewerFactory.createCheatSheetView();
viewer.createPartControl(parent);
}
public Control getControl() {
return viewer.getControl();
}
public void setInput(IEditableTask task, IMemento memento) {
this.task = task;
Dictionary params = task.getParameters();
String id = (String)params.get(ICompositeCheatsheetTags.CHEATSHEET_TASK_ID);
String path = (String)params.get(ICompositeCheatsheetTags.CHEATSHEET_TASK_PATH);
boolean showIntro = true;
String showIntroParam = (String)params.get(ICompositeCheatsheetTags.CHEATSHEET_TASK_SHOW_INTRO);
if (showIntroParam != null) {
showIntro = showIntroParam.equalsIgnoreCase("true"); //$NON-NLS-1$
}
MementoStateManager stateManager = new MementoStateManager(memento, task.getCompositeCheatSheet().getCheatSheetManager());
if (path != null) {
URL url;
try {
url = task.getInputUrl(path);
if (id == null) {
id = task.getId();
}
if (url != null) {
viewer.setInput(id, task.getName(), url, stateManager, false);
} else {
errorBadUrl(path);
}
} catch (MalformedURLException e) {
errorBadUrl(path);
}
} else if (id != null){
viewer.setInput(id, stateManager);
} else {
viewer.showError(Messages.CHEATSHEET_TASK_NO_ID);
}
if (!showIntro) {
viewer.advanceIntroItem();
}
viewer.addListener(new TaskListener());
}
private void errorBadUrl(String path) {
String message = NLS.bind(Messages.ERROR_OPENING_FILE_IN_PARSER, (new Object[] {path}));
viewer.showError(message);
}
/*
* Listener for the cheatsheet used by this class
*/
private class TaskListener extends CheatSheetListener {
public void cheatSheetEvent(ICheatSheetEvent event) {
if (event.getEventType() == ICheatSheetEvent.CHEATSHEET_COMPLETED) {
task.complete();
}
}
}
public void saveState(IMemento memento) {
viewer.saveState(memento);
}
}
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