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/*******************************************************************************
* Copyright (c) 2004 - 2006 University Of British Columbia 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:
* University Of British Columbia - initial API and implementation
*******************************************************************************/
package org.eclipse.mylar.internal.tasklist.ui.wizards;
import org.eclipse.jface.viewers.IOpenListener;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.OpenEvent;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.wizard.IWizard;
import org.eclipse.jface.wizard.IWizardNode;
import org.eclipse.jface.wizard.WizardSelectionPage;
import org.eclipse.mylar.internal.tasklist.MylarTaskListPlugin;
import org.eclipse.mylar.internal.tasklist.ui.views.TaskRepositoryLabelProvider;
import org.eclipse.mylar.tasklist.TaskRepository;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;
/**
* @author Mik Kersten
* @author Brock Janiczak
*/
public abstract class SelectRepositoryPage extends WizardSelectionPage {
private static final String DESCRIPTION = "Select a repository, or add a new one using the Task Repositories view.";
private static final String TITLE = "Select a repository";
private TableViewer viewer;
protected MultiRepositoryAwareWizard wizard;
private String repositoryKind = null;
class RepositoryContentProvider implements IStructuredContentProvider {
public void inputChanged(Viewer v, Object oldInput, Object newInput) {
}
public void dispose() {
}
public Object[] getElements(Object parent) {
if (repositoryKind != null) {
return MylarTaskListPlugin.getRepositoryManager().getRepositories(repositoryKind).toArray();
} else {
return MylarTaskListPlugin.getRepositoryManager().getAllRepositories().toArray();
}
}
}
public SelectRepositoryPage() {
super(TITLE);
setTitle(TITLE);
setDescription(DESCRIPTION);
}
public SelectRepositoryPage(String repositoryKind) {
this();
this.repositoryKind = repositoryKind;
}
public void createControl(Composite parent) {
Composite container = new Composite(parent, SWT.NULL);
FillLayout layout = new FillLayout();
container.setLayout(layout);
viewer = new TableViewer(container, SWT.SINGLE | SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
viewer.setContentProvider(new RepositoryContentProvider());
viewer.setLabelProvider(new TaskRepositoryLabelProvider());
viewer.setInput(MylarTaskListPlugin.getRepositoryManager().getRepositoryClients());
viewer.addSelectionChangedListener(new ISelectionChangedListener() {
public void selectionChanged(SelectionChangedEvent event) {
IStructuredSelection selection = (IStructuredSelection) event.getSelection();
if (selection.getFirstElement() instanceof TaskRepository) {
setSelectedNode(new CustomWizardNode((TaskRepository) selection.getFirstElement()));
setPageComplete(true);
}
setPageComplete(false);
}
});
viewer.addOpenListener(new IOpenListener() {
public void open(OpenEvent event) {
getContainer().showPage(getNextPage());
}
});
viewer.getTable().setFocus();
TaskRepository defaultRepository = MylarTaskListPlugin.getRepositoryManager().getDefaultRepository(
repositoryKind);
if (defaultRepository != null) {
viewer.setSelection(new StructuredSelection(defaultRepository));
}
setControl(container);
}
protected abstract IWizard createWizard(TaskRepository taskRepository);
private class CustomWizardNode implements IWizardNode {
private final TaskRepository repository;
private IWizard wizard;
public CustomWizardNode(TaskRepository repository) {
this.repository = repository;
}
public void dispose() {
if (wizard != null) {
wizard.dispose();
}
}
public Point getExtent() {
return new Point(-1, -1);
}
public IWizard getWizard() {
if (wizard == null) {
wizard = SelectRepositoryPage.this.createWizard(repository);
}
return wizard;
}
public boolean isContentCreated() {
return wizard != null;
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof CustomWizardNode)) {
return false;
}
CustomWizardNode that = (CustomWizardNode) obj;
if (this == that) {
return true;
}
return this.repository.getKind().equals(that.repository.getKind())
&& this.repository.getUrl().equals(that.repository.getUrl());
}
@Override
public int hashCode() {
return 31 * this.repository.getUrl().hashCode() + this.repository.getKind().hashCode();
}
}
}
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