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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
* Eric Booth - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.tasks.ui.editors;
import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.PlatformObject;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin;
import org.eclipse.mylyn.internal.tasks.ui.editors.TaskEditorInputFactory;
import org.eclipse.mylyn.tasks.core.ITask;
import org.eclipse.mylyn.tasks.core.TaskRepository;
import org.eclipse.mylyn.tasks.ui.TasksUi;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.IPersistableElement;
/**
* Input for task editors.
*
* @author Eric Booth
* @author Rob Elves
* @author Mik Kersten
* @author Steffen Pingel
* @since 2.0
*/
public class TaskEditorInput extends PlatformObject implements IEditorInput, IPersistableElement {
private static final int MAX_LABEL_LENGTH = 60;
private final ITask task;
private final TaskRepository taskRepository;
private Object data;
/**
* @since 3.0
*/
@Deprecated
public TaskEditorInput(ITask task, boolean newTask) {
this(TasksUi.getRepositoryManager().getRepository(task.getConnectorKind(), task.getRepositoryUrl()), task);
}
/**
* @since 3.0
*/
public TaskEditorInput(TaskRepository taskRepository, ITask task) {
Assert.isNotNull(taskRepository);
Assert.isNotNull(task);
this.taskRepository = taskRepository;
this.task = task;
}
/**
* @since 2.0
*/
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
TaskEditorInput other = (TaskEditorInput) obj;
return task.equals(other.task);
}
/**
* @since 2.0
*/
public boolean exists() {
return task != null;
}
/**
* @since 2.0
*/
@Override
@SuppressWarnings("rawtypes")
public Object getAdapter(Class adapter) {
if (adapter == IEditorInput.class) {
return this;
}
return super.getAdapter(adapter);
}
/**
* @since 2.0
*/
public String getFactoryId() {
return TaskEditorInputFactory.ID_FACTORY;
}
/**
* @since 2.0
*/
public ImageDescriptor getImageDescriptor() {
return null;
}
/**
* @deprecated use {@link #getName()}
* @since 2.0
*/
@Deprecated
public String getLabel() {
return getName();
}
/**
* @since 2.0
*/
public String getName() {
String toolTipText = getToolTipText();
if (toolTipText == null) {
return null;
}
if (task != null) {
String taskKey = task.getTaskKey();
if (taskKey != null) {
return truncate(taskKey + ": " + toolTipText); //$NON-NLS-1$
}
}
return truncate(toolTipText);
}
/**
* @since 2.0
*/
public IPersistableElement getPersistable() {
if (task != null && TasksUiPlugin.getTaskList().getTask(task.getHandleIdentifier()) != null) {
return this;
}
return null;
}
/**
* Returns the task if the task is in the task list; returns <code>null</code> otherwise.
*
* @since 3.0
*/
public ITask getTask() {
return task;
}
/**
* @since 3.0
*/
public TaskRepository getTaskRepository() {
return taskRepository;
}
/**
* @since 2.0
*/
public String getToolTipText() {
return task.getSummary();
}
/**
* @since 2.0
*/
@Override
public int hashCode() {
return task.getTaskId().hashCode();
}
/**
* @since 2.0
*/
@Deprecated
public boolean isNewTask() {
return false;
}
/**
* @since 2.0
*/
public void saveState(IMemento memento) {
TaskEditorInputFactory.saveState(memento, this);
}
private String truncate(String description) {
if (description == null || description.length() <= MAX_LABEL_LENGTH) {
return description;
} else {
return description.substring(0, MAX_LABEL_LENGTH) + "..."; //$NON-NLS-1$
}
}
/**
* @since 3.0
*/
public Object getData() {
return data;
}
/**
* @since 3.0
*/
public void setData(Object data) {
this.data = data;
}
}
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