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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.sandbox.ui.actions;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.Preferences.PropertyChangeEvent;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.text.TextSelection;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.mylyn.commons.core.StatusHandler;
import org.eclipse.mylyn.commons.ui.CommonImages;
import org.eclipse.mylyn.context.ui.AbstractContextUiBridge;
import org.eclipse.mylyn.context.ui.ContextUi;
import org.eclipse.mylyn.internal.context.ui.ContextUiPlugin;
import org.eclipse.mylyn.internal.sandbox.ui.views.ActiveSearchView;
import org.eclipse.swt.widgets.Event;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.ISelectionListener;
import org.eclipse.ui.ISelectionService;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.PlatformUI;
/**
* @author Mik Kersten
* @since 3.0
*/
public class LinkActiveSearchWithEditorAction extends Action {
public static final String ID = "org.eclipse.mylyn.ui.views.active.search.link";
private static final String LABEL = "Link with Editor";
private final SelectionTracker selectionTracker = new SelectionTracker();
private static LinkActiveSearchWithEditorAction INSTANCE;
public LinkActiveSearchWithEditorAction() {
super(LABEL, IAction.AS_CHECK_BOX);
INSTANCE = this;
setId(ID);
setImageDescriptor(CommonImages.LINK_EDITOR);
setText(LABEL);
setToolTipText(LABEL);
ContextUiPlugin.getDefault().getPreferenceStore().setDefault(ID, true);
update(ContextUiPlugin.getDefault().getPreferenceStore().getBoolean(ID));
}
@Override
public void run() {
update(isChecked());
}
public void update(boolean on) {
setChecked(on);
ContextUiPlugin.getDefault().getPreferenceStore().setValue(ID, on);
ISelectionService service = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getSelectionService();
if (on) {
service.addPostSelectionListener(selectionTracker);
} else {
service.removePostSelectionListener(selectionTracker);
}
}
private static class SelectionTracker implements ISelectionListener {
public void selectionChanged(IWorkbenchPart part, ISelection selection) {
try {
if (selection instanceof TextSelection && part instanceof IEditorPart) {
ActiveSearchView view = ActiveSearchView.getFromActivePerspective();
if (view == null || !view.getViewer().getControl().isVisible()) {
return;
}
AbstractContextUiBridge bridge = ContextUi.getUiBridgeForEditor((IEditorPart) part);
Object toSelect = bridge.getObjectForTextSelection((TextSelection) selection, (IEditorPart) part);
if (toSelect != null && view.getViewer().testFindItem(toSelect) != null) {
view.getViewer().setSelection(new StructuredSelection(toSelect), true);
}
}
} catch (Throwable t) {
StatusHandler.log(new Status(IStatus.ERROR, ContextUiPlugin.ID_PLUGIN,
"Could not update package explorer", t));
}
}
}
public void dispose() {
// TODO Auto-generated method stub
}
public void runWithEvent(IAction action, Event event) {
// TODO Auto-generated method stub
}
public static LinkActiveSearchWithEditorAction getDefault() {
return INSTANCE;
}
public void propertyChange(PropertyChangeEvent event) {
// TODO Auto-generated method stub
}
}
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