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/*******************************************************************************
* Copyright (c) 2012, 2013 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.util;import java.util.List;
import org.eclipse.core.runtime.ISafeRunnable;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.SafeRunner;
import org.eclipse.core.runtime.Status;
import org.eclipse.mylyn.commons.core.ExtensionPointReader;
import org.eclipse.mylyn.commons.core.StatusHandler;
import org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin;
import org.eclipse.mylyn.tasks.core.ITask;
import org.eclipse.mylyn.tasks.ui.TaskDropListener;
import org.eclipse.mylyn.tasks.ui.TaskDropListener.TaskDropEvent;
;
/**
* @author Sam Davis
*/
public class TaskDropHandler {
private List<TaskDropListener> taskDropListeners;
TaskDropHandler() {// package visible
}
public void loadTaskDropListeners() {
if (taskDropListeners == null) {
ExtensionPointReader<TaskDropListener> reader = new ExtensionPointReader<TaskDropListener>(
TasksUiPlugin.ID_PLUGIN, "taskDropListener", "listener", TaskDropListener.class); //$NON-NLS-1$//$NON-NLS-2$
reader.read();
taskDropListeners = reader.getItems();
}
}
public void fireTaskDropped(final List<ITask> tasksToMove, final ITask currentTarget,
TaskDropListener.Operation operation) {
final TaskDropEvent event = new TaskDropEvent(tasksToMove, currentTarget, operation);
for (final TaskDropListener listener : taskDropListeners) {
SafeRunner.run(new ISafeRunnable() {
public void run() throws Exception {
listener.tasksDropped(event);
}
public void handleException(Throwable exception) {
StatusHandler.log(new Status(IStatus.ERROR, TasksUiPlugin.ID_PLUGIN, exception.getMessage(),
exception));
}
});
}
}
}
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