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/*******************************************************************************
* Copyright (c) 2004, 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.intro.universal;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.internal.intro.universal.util.Log;
import org.eclipse.ui.intro.IIntroPart;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;
/**
* Intro main plugin.
*/
public class UniversalIntroPlugin extends AbstractUIPlugin {
public static final String PLUGIN_ID = "org.eclipse.ui.intro.universal"; //$NON-NLS-1$
// The static shared instance.
private static UniversalIntroPlugin inst;
// used for performance logging. Time when the constructor of
// CustomizableIntroPart is called.
private long uiCreationStartTime;
// image registry that can be disposed while the
// plug-in is still active. This is important for
// switching themes after the plug-in has been loaded.
private ImageRegistry volatileImageRegistry;
/**
* The constructor.
*/
public UniversalIntroPlugin() {
super();
}
/**
* Returns the shared plugin instance.
*/
public static UniversalIntroPlugin getDefault() {
return inst;
}
/**
* Returns the Intro Part.
*/
public static IIntroPart getIntro() {
IIntroPart introPart = PlatformUI.getWorkbench().getIntroManager()
.getIntro();
return introPart;
}
/**
* Returns the Intro Part after forcing an open on it.
*/
public static IIntroPart showIntro(boolean standby) {
IIntroPart introPart = PlatformUI.getWorkbench().getIntroManager()
.showIntro(PlatformUI.getWorkbench().getActiveWorkbenchWindow(),
standby);
return introPart;
}
/**
* Returns the standby state of the Intro Part. If the intro is closed,
* retruns false.
*/
public static boolean isIntroStandby() {
return PlatformUI.getWorkbench().getIntroManager().isIntroStandby(
getIntro());
}
/**
* Sets the standby state of the Intro Part. If the intro is closed, retruns
* false.
*/
public static void setIntroStandby(boolean standby) {
PlatformUI.getWorkbench().getIntroManager().setIntroStandby(getIntro(),
standby);
}
/**
* Returns the standby state of the Intro Part. If the intro is closed,
* retruns false.
*/
public static boolean closeIntro() {
// Relies on Workbench.
return PlatformUI.getWorkbench().getIntroManager().closeIntro(
getIntro());
}
public ImageRegistry getVolatileImageRegistry() {
if (volatileImageRegistry==null) {
volatileImageRegistry = createImageRegistry();
initializeImageRegistry(volatileImageRegistry);
}
return volatileImageRegistry;
}
public void resetVolatileImageRegistry() {
if (volatileImageRegistry!=null) {
volatileImageRegistry.dispose();
volatileImageRegistry = null;
}
}
@Override
public void start(BundleContext context) throws Exception {
super.start(context);
inst = this;
if (Log.logInfo)
Log.info("IntroPlugin - calling start on Intro bundle"); //$NON-NLS-1$
}
@Override
public void stop(BundleContext context) throws Exception {
resetVolatileImageRegistry();
super.stop(context);
}
public long gettUICreationStartTime() {
return uiCreationStartTime;
}
public void setUICreationStartTime(long uiCreationStartTime) {
this.uiCreationStartTime = uiCreationStartTime;
}
}
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