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/*******************************************************************************
* Copyright (c) 2004, 2009 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.bugzilla.ui.action;
import java.util.List;
import org.eclipse.core.runtime.jobs.IJobChangeEvent;
import org.eclipse.core.runtime.jobs.JobChangeAdapter;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.IMessageProvider;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.mylyn.internal.bugzilla.ui.editor.BugzillaTaskEditorPage;
import org.eclipse.mylyn.tasks.core.ITaskAttachment;
import org.eclipse.mylyn.tasks.core.data.TaskAttribute;
import org.eclipse.mylyn.tasks.ui.editors.TaskEditor;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IViewActionDelegate;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.BaseSelectionListenerAction;
import org.eclipse.ui.forms.editor.IFormPage;
/**
* @author Frank Becker
*/
public class BugzillaUpdateAttachmentAction extends BaseSelectionListenerAction implements IViewActionDelegate {
private ISelection currentSelection;
private final boolean obsolete;
public BugzillaUpdateAttachmentAction(boolean obsolete) {
super("UpdateAttachmentAction"); //$NON-NLS-1$
this.obsolete = obsolete;
}
public void init(IViewPart view) {
// ignore
}
@SuppressWarnings("unchecked")
public void run(IAction action) {
IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
IWorkbenchPage page = window.getActivePage();
IEditorPart activeEditor = page.getActiveEditor();
if (activeEditor instanceof TaskEditor) {
final TaskEditor taskEditor = (TaskEditor) activeEditor;
IStructuredSelection selection = null;
if (currentSelection instanceof IStructuredSelection) {
selection = (IStructuredSelection) currentSelection;
}
if (selection == null || selection.isEmpty()) {
return;
}
List<ITaskAttachment> attachment = selection.toList();
if (attachment != null) {
final UpdateAttachmentJob job = new UpdateAttachmentJob(attachment, taskEditor, obsolete);
job.setUser(true);
job.addJobChangeListener(new JobChangeAdapter() {
@Override
public void done(IJobChangeEvent event) {
if (job.getError() != null) {
IFormPage formPage = taskEditor.getActivePageInstance();
if (formPage instanceof BugzillaTaskEditorPage) {
final BugzillaTaskEditorPage bugzillaPage = (BugzillaTaskEditorPage) formPage;
PlatformUI.getWorkbench().getDisplay().asyncExec(new Runnable() {
public void run() {
bugzillaPage.getTaskEditor().setMessage(job.getError().getMessage(),
IMessageProvider.ERROR);
}
});
}
}
}
});
job.schedule();
}
}
}
@SuppressWarnings("unchecked")
public void selectionChanged(IAction action, ISelection selection) {
this.currentSelection = selection;
IStructuredSelection sructuredSelection = null;
if (selection instanceof IStructuredSelection) {
sructuredSelection = (IStructuredSelection) currentSelection;
}
if (sructuredSelection == null || sructuredSelection.isEmpty()) {
return;
}
List<ITaskAttachment> attachmentList = sructuredSelection.toList();
action.setEnabled(false);
for (ITaskAttachment taskAttachment : attachmentList) {
TaskAttribute taskAttribute = taskAttachment.getTaskAttribute();
TaskAttribute deprecated = taskAttribute.getMappedAttribute(TaskAttribute.ATTACHMENT_IS_DEPRECATED);
if (deprecated != null && deprecated.getValue().equals("1") != obsolete) { //$NON-NLS-1$
action.setEnabled(true);
break;
}
}
}
}
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