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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 org.eclipse.core.runtime.Assert;
import org.eclipse.jface.action.Action;
import org.eclipse.mylyn.internal.tasks.ui.util.TasksUiInternal;
import org.eclipse.mylyn.tasks.core.ITask;
import org.eclipse.mylyn.tasks.core.ITaskActivationListener;
import org.eclipse.mylyn.tasks.ui.TasksUi;
import org.eclipse.mylyn.tasks.ui.TasksUiImages;
/**
* @author Mik Kersten
*/
public class ToggleTaskActivationAction extends Action implements ITaskActivationListener {
public static final String ID = "org.eclipse.mylyn.tasks.ui.actions.task.activation.toggle"; //$NON-NLS-1$
private final ITask task;
/**
* @param task
* cannot be null
* @param toolBarManager
* cannot be null
*/
public ToggleTaskActivationAction(ITask task) {
Assert.isNotNull(task);
this.task = task;
setId(ID);
setImageDescriptor(TasksUiImages.CONTEXT_ACTIVE_CENTERED);
update();
TasksUi.getTaskActivityManager().addActivationListener(this);
}
public void dispose() {
TasksUi.getTaskActivityManager().removeActivationListener(this);
}
private void update() {
setChecked(task.isActive());
if (task.isActive()) {
setText(Messages.ToggleTaskActivationAction_Deactivate_Task);
setToolTipText(Messages.ToggleTaskActivationAction_Deactivate_Task);
} else {
setText(Messages.ToggleTaskActivationAction_Activate_Task);
setToolTipText(Messages.ToggleTaskActivationAction_Activate_Task);
}
}
@Override
public void run() {
if (!task.isActive()) {
TasksUiInternal.activateTaskThroughCommand(task);
} else {
TasksUi.getTaskActivityManager().deactivateTask(task);
}
update();
}
public void taskActivated(ITask task) {
update();
}
public void taskDeactivated(ITask task) {
update();
}
public void preTaskActivated(ITask task) {
// ignore
}
public void preTaskDeactivated(ITask task) {
// ignore
}
}
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