/* ******************************************************************************
* Copyright (c) 2006-2012 XMind Ltd. and others.
*
* This file is a part of XMind 3. XMind releases 3 and
* above are dual-licensed under the Eclipse Public License (EPL),
* which is available at http://www.eclipse.org/legal/epl-v10.html
* and the GNU Lesser General Public License (LGPL),
* which is available at http://www.gnu.org/licenses/lgpl.html
* See http://www.xmind.net/license.html for details.
*
* Contributors:
* XMind Ltd. - initial API and implementation
*******************************************************************************/
package net.xmind.share.actions;
import net.xmind.share.Uploader;
import org.eclipse.core.runtime.SafeRunner;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.util.SafeRunnable;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.swt.widgets.Control;
import org.eclipse.ui.IEditorActionDelegate;
import org.eclipse.ui.IEditorPart;
import org.xmind.gef.IGraphicalViewer;
import org.xmind.gef.ui.editor.IGraphicalEditor;
import org.xmind.gef.ui.editor.IGraphicalEditorPage;
import org.xmind.ui.mindmap.IMindMapViewer;
/**
* @author briansun
*
*/
public class UploadAction implements IEditorActionDelegate {
private IEditorPart editor;
private IMindMapViewer currentViewer;
/**
* @see org.eclipse.ui.IEditorActionDelegate#setActiveEditor(org.eclipse.jface.action.IAction,
* org.eclipse.ui.IEditorPart)
*/
public void setActiveEditor(IAction action, IEditorPart targetEditor) {
editor = targetEditor;
currentViewer = findCurrentViewer();
action.setEnabled(currentViewer != null);
}
private IMindMapViewer findCurrentViewer() {
if (editor instanceof IGraphicalEditor) {
IGraphicalEditorPage page = ((IGraphicalEditor) editor)
.getActivePageInstance();
if (page != null) {
IGraphicalViewer viewer = page.getViewer();
if (viewer instanceof IMindMapViewer)
return (IMindMapViewer) viewer;
}
}
return null;
}
/**
* @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction)
*/
public void run(IAction action) {
if (currentViewer == null)
return;
final Control control = currentViewer.getControl();
if (control == null || control.isDisposed())
return;
SafeRunner.run(new SafeRunnable() {
public void run() throws Exception {
new Uploader(control.getShell(), currentViewer).upload();
}
});
}
/**
* @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction,
* org.eclipse.jface.viewers.ISelection)
*/
public void selectionChanged(IAction action, ISelection selection) {
currentViewer = findCurrentViewer();
action.setEnabled(currentViewer != null);
}
}