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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.tasks.ui.actions;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.bindings.keys.IKeyLookup;
import org.eclipse.jface.bindings.keys.KeyLookupFactory;
import org.eclipse.mylyn.commons.ui.CommonUiUtil;
import org.eclipse.mylyn.internal.tasks.ui.workingsets.TaskWorkingSetUpdater;
import org.eclipse.swt.widgets.Event;
import org.eclipse.ui.IWorkingSet;
/**
* @author Mik Kersten
*/
public class ToggleWorkingSetAction extends Action {
private final IWorkingSet workingSet;
public ToggleWorkingSetAction(IWorkingSet workingSet) {
super("", IAction.AS_CHECK_BOX); //$NON-NLS-1$
this.workingSet = workingSet;
setText(CommonUiUtil.toMenuLabel(workingSet.getLabel()));
setImageDescriptor(workingSet.getImageDescriptor());
setChecked(TaskWorkingSetUpdater.isWorkingSetEnabled(workingSet));
}
@Override
public void run() {
runWithEvent(null);
}
@Override
public void runWithEvent(Event event) {
Set<IWorkingSet> newList = new HashSet<IWorkingSet>(Arrays.asList(TaskWorkingSetUpdater.getEnabledSets()));
boolean modified = false;
if (event != null) {
modified = (event.stateMask & KeyLookupFactory.getDefault().formalModifierLookup(IKeyLookup.M1_NAME)) != 0;
}
if (!modified) {
// Default behavior is to act as a radio button.
Set<IWorkingSet> tempList = new HashSet<IWorkingSet>();
Iterator<IWorkingSet> iter = newList.iterator();
while (iter.hasNext()) {
IWorkingSet workingSet = iter.next();
if (workingSet != null && workingSet.getId() != null
&& workingSet.getId().equalsIgnoreCase(TaskWorkingSetUpdater.ID_TASK_WORKING_SET)) {
tempList.add(workingSet);
}
}
newList.removeAll(tempList);
if (isChecked()) {
newList.add(workingSet);
} else {
// If multiples were previously selected, make this action active
if (!TaskWorkingSetUpdater.isOnlyTaskWorkingSetEnabled(workingSet)) {
newList.add(workingSet);
}
}
} else {
// If modifier key is pressed, de/selections are additive.
if (isChecked()) {
newList.add(workingSet);
} else {
newList.remove(workingSet);
}
}
TaskWorkingSetUpdater.applyWorkingSetsToAllWindows(newList);
}
}
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