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/*******************************************************************************
* Copyright (c) 2004, 2008 Tasktop Technologies 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:
* Tasktop Technologies - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.internal.tasks.ui.actions;
import java.io.File;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.MultiStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.mylyn.commons.core.StatusHandler;
import org.eclipse.mylyn.internal.tasks.core.ITasksCoreConstants;
import org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin;
import org.eclipse.mylyn.internal.tasks.ui.util.ImportExportUtil;
import org.eclipse.mylyn.internal.tasks.ui.util.TasksUiInternal;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.ui.IViewActionDelegate;
import org.eclipse.ui.IViewPart;
/**
* @author Steffen Pingel
*/
public class ExportAction implements IViewActionDelegate {
private ISelection selection;
public void init(IViewPart view) {
// ignore
}
public void run(IAction action) {
if (selection.isEmpty() || !(selection instanceof StructuredSelection)) {
MessageDialog.openError(TasksUiInternal.getShell(), Messages.ExportAction_Dialog_Title, Messages.ExportAction_Nothing_selected);
return;
}
FileDialog dialog = new FileDialog(TasksUiInternal.getShell(), SWT.PRIMARY_MODAL | SWT.SAVE);
dialog.setText(Messages.ExportAction_Dialog_Title);
ImportExportUtil.configureFilter(dialog);
dialog.setFileName(ITasksCoreConstants.EXPORT_FILE_NAME + ITasksCoreConstants.FILE_EXTENSION);
String path = dialog.open();
if (path != null) {
File file = new File(path);
// Prompt the user to confirm if save operation will cause an overwrite
if (file.exists()) {
if (!MessageDialog.openConfirm(TasksUiInternal.getShell(), Messages.ExportAction_Dialog_Title, NLS.bind(
Messages.ExportAction_X_exists_Do_you_wish_to_overwrite, file.getPath()))) {
return;
}
}
try {
ImportExportUtil.export(file, (IStructuredSelection) selection);
} catch (CoreException e) {
StatusHandler.log(new Status(IStatus.ERROR, TasksUiPlugin.ID_PLUGIN,
"Problems encountered during export", e)); //$NON-NLS-1$
TasksUiInternal.displayStatus(Messages.ExportAction_Dialog_Title, new MultiStatus(ITasksCoreConstants.ID_PLUGIN, 0,
new IStatus[] { e.getStatus() },
Messages.ExportAction_Problems_encountered, e));
}
}
}
public void selectionChanged(IAction action, ISelection selection) {
this.selection = selection;
}
}
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