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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.views;
import java.util.Arrays;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.viewers.ICellModifier;
import org.eclipse.mylyn.commons.core.StatusHandler;
import org.eclipse.mylyn.internal.tasks.core.AbstractTask;
import org.eclipse.mylyn.internal.tasks.core.AbstractTaskCategory;
import org.eclipse.mylyn.internal.tasks.core.AbstractTaskContainer;
import org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin;
import org.eclipse.mylyn.internal.tasks.ui.util.TasksUiInternal;
import org.eclipse.mylyn.tasks.core.IRepositoryElement;
import org.eclipse.mylyn.tasks.core.IRepositoryQuery;
import org.eclipse.mylyn.tasks.ui.TasksUi;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.TreeItem;
/**
* @author Mik Kersten
*/
class TaskListCellModifier implements ICellModifier {
private final TaskListView taskListView;
private boolean disableActivateForParentTasks = false;
TaskListCellModifier(TaskListView taskListView) {
this.taskListView = taskListView;
if (SWT.getPlatform().equals("gtk")) { //$NON-NLS-1$
disableActivateForParentTasks = true;
}
}
public boolean canModify(Object element, String property) {
return taskListView.isInRenameAction;
}
public Object getValue(Object element, String property) {
try {
int columnIndex = Arrays.asList(this.taskListView.columnNames).indexOf(property);
if (element instanceof IRepositoryElement) {
final IRepositoryElement taskListElement = (IRepositoryElement) element;
switch (columnIndex) {
case 0:
return taskListElement.getSummary();
case 1:
return ""; //$NON-NLS-1$
case 2:
return ""; //$NON-NLS-1$
}
}
} catch (Exception e) {
StatusHandler.log(new Status(IStatus.ERROR, TasksUiPlugin.ID_PLUGIN, e.getMessage(), e));
}
return ""; //$NON-NLS-1$
}
public void modify(Object element, String property, Object value) {
int columnIndex = -1;
try {
if (element instanceof TreeItem && ((TreeItem) element).isDisposed()) {
return;
}
columnIndex = Arrays.asList(this.taskListView.columnNames).indexOf(property);
Object data = ((TreeItem) element).getData();
if (data instanceof AbstractTask) {
AbstractTask task = (AbstractTask) data;
switch (columnIndex) {
case 0:
if (task != null) {
task.setSummary(((String) value).trim());
TasksUiPlugin.getTaskList().notifyElementChanged(task);
}
break;
case 1:
break;
case 2:
toggleTaskActivation((TreeItem) element);
break;
}
} else if (data instanceof AbstractTaskCategory || data instanceof IRepositoryQuery) {
AbstractTaskContainer container = (AbstractTaskContainer) data;
switch (columnIndex) {
case 0:
TasksUiPlugin.getTaskList().renameContainer(container, ((String) value).trim());
case 1:
break;
case 2:
break;
}
}
} catch (Exception e) {
StatusHandler.fail(new Status(IStatus.ERROR, TasksUiPlugin.ID_PLUGIN, e.getMessage(), e));
}
// XXX trigger a full refresh to ensure correct sorting
this.taskListView.refresh();
}
public void toggleTaskActivation(TreeItem element) {
AbstractTask task = null;
if (element.getData() instanceof AbstractTask) {
task = (AbstractTask) element.getData();
if (disableActivateForParentTasks) {
// check if activation column overlaps with tree expander control: element is on second hierarchy level and has children
TreeItem parent = element.getParentItem();
if (parent != null
&& (parent.getData() instanceof IRepositoryQuery || parent.getData() instanceof AbstractTaskCategory)
&& element.getItemCount() > 0) {
return;
}
}
if (task.isActive()) {
TasksUi.getTaskActivityManager().deactivateTask(task);
} else {
TasksUiInternal.activateTaskThroughCommand(task);
}
}
}
}
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