org.eclipse.mylyn.internal.github.ui.gist.GistConnectorSelectionDialog.java Source code

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Here is the source code for org.eclipse.mylyn.internal.github.ui.gist.GistConnectorSelectionDialog.java

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/******************************************************************************
 *  Copyright (c) 2011 GitHub Inc.
 *  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:
 *    Kevin Sawicki (GitHub Inc.) - initial API and implementation
 *****************************************************************************/
package org.eclipse.mylyn.internal.github.ui.gist;

import java.util.Collection;
import java.util.Collections;

import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.DecoratingLabelProvider;
import org.eclipse.jface.viewers.DoubleClickEvent;
import org.eclipse.jface.viewers.IDoubleClickListener;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.ViewerSorter;
import org.eclipse.mylyn.internal.tasks.ui.views.TaskRepositoryLabelProvider;
import org.eclipse.mylyn.tasks.core.TaskRepository;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.SelectionDialog;

/**
 * Dialog to select a Gist task repository
 */
public class GistConnectorSelectionDialog extends SelectionDialog {

    private final Collection<TaskRepository> repos;

    /**
     * @param parentShell
     * @param repositories
     */
    public GistConnectorSelectionDialog(Shell parentShell, Collection<TaskRepository> repositories) {
        super(parentShell);
        setTitle(Messages.GistConnectorSelectionDialog_Title);
        setMessage(Messages.GistConnectorSelectionDialog_Message);
        repos = repositories;
    }

    protected Control createDialogArea(Composite parent) {
        Composite c = (Composite) super.createDialogArea(parent);

        createMessageArea(c);

        TableViewer viewer = new TableViewer(c, SWT.SINGLE | SWT.FULL_SELECTION | SWT.V_SCROLL | SWT.H_SCROLL);
        GridDataFactory.fillDefaults().grab(true, true).applyTo(viewer.getControl());
        viewer.setContentProvider(ArrayContentProvider.getInstance());
        viewer.setLabelProvider(new DecoratingLabelProvider(new TaskRepositoryLabelProvider(),
                PlatformUI.getWorkbench().getDecoratorManager().getLabelDecorator()));
        viewer.setSorter(new ViewerSorter());
        viewer.setInput(repos);
        viewer.addDoubleClickListener(new IDoubleClickListener() {

            public void doubleClick(DoubleClickEvent event) {
                Object selected = ((IStructuredSelection) event.getSelection()).getFirstElement();
                setResult(Collections.singletonList(selected));
                okPressed();
            }
        });
        viewer.addSelectionChangedListener(new ISelectionChangedListener() {

            public void selectionChanged(SelectionChangedEvent event) {
                Object selected = ((IStructuredSelection) event.getSelection()).getFirstElement();
                setResult(Collections.singletonList(selected));
            }
        });

        return c;
    }
}