/*******************************************************************************
* Copyright (c) 2006, 2015 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.quickaccess;
import java.net.MalformedURLException;
import java.net.URL;
import org.eclipse.e4.ui.model.LocalizationHelper;
import org.eclipse.e4.ui.model.application.descriptor.basic.MPartDescriptor;
import org.eclipse.e4.ui.model.application.ui.advanced.MPlaceholder;
import org.eclipse.e4.ui.model.application.ui.basic.MPart;
import org.eclipse.e4.ui.model.application.ui.basic.MWindow;
import org.eclipse.e4.ui.workbench.modeling.EPartService;
import org.eclipse.e4.ui.workbench.modeling.EPartService.PartState;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.internal.WorkbenchPlugin;
import org.eclipse.ui.internal.e4.compatibility.CompatibilityPart;
/**
* @since 3.3
*
*/
public class ViewElement extends QuickAccessElement {
private MWindow window;
private MPartDescriptor viewDescriptor;
private ImageDescriptor imageDescriptor;
public ViewElement(QuickAccessProvider provider, MWindow window, MPartDescriptor descriptor) {
super(provider);
this.window = window;
this.viewDescriptor = descriptor;
imageDescriptor = createImageDescriptor();
}
private ImageDescriptor createImageDescriptor() {
String iconURI = viewDescriptor.getIconURI();
if (iconURI == null) {
return null;
}
try {
return ImageDescriptor.createFromURL(new URL(iconURI));
} catch (MalformedURLException e) {
return null;
}
}
@Override
public void execute() {
/*
* TODO: see bug 483699: the code below duplicates the code in
* org.eclipse.ui.handlers.ShowViewHandler#openView() and should be
* refactored to some user friendly API
*/
String id = viewDescriptor.getElementId();
if (id != null) {
if (CompatibilityPart.COMPATIBILITY_VIEW_URI
.equals(viewDescriptor.getContributionURI())) {
IWorkbenchWindow workbenchWindow = window.getContext().get(IWorkbenchWindow.class);
IWorkbenchPage page = workbenchWindow.getActivePage();
if (page != null) {
try {
page.showView(viewDescriptor.getElementId());
} catch (PartInitException e) {
WorkbenchPlugin.log(e);
}
}
} else {
EPartService partService = window.getContext().get(EPartService.class);
MPart part = partService.findPart(id);
if (part == null) {
MPlaceholder placeholder = partService.createSharedPart(id);
part = (MPart) placeholder.getRef();
}
partService.showPart(part, PartState.ACTIVATE);
}
}
}
@Override
public String getId() {
return viewDescriptor.getElementId();
}
@Override
public ImageDescriptor getImageDescriptor() {
return imageDescriptor;
}
@Override
public String getLabel() {
String viewLabel = LocalizationHelper.getLocalized(viewDescriptor.getLabel(), viewDescriptor,
window.getContext());
String categoryLabel = LocalizationHelper.getLocalized(viewDescriptor.getCategory(), viewDescriptor,
window.getContext());
if (categoryLabel != null) {
return NLS.bind(QuickAccessMessages.QuickAccess_ViewWithCategory, viewLabel, categoryLabel);
}
return viewLabel;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result
+ ((viewDescriptor == null) ? 0 : viewDescriptor.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
final ViewElement other = (ViewElement) obj;
if (viewDescriptor == null) {
if (other.viewDescriptor != null)
return false;
} else if (!viewDescriptor.equals(other.viewDescriptor))
return false;
return true;
}
}