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/*******************************************************************************
* Copyright (c) 2015, 2017 Frank Becker 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:
* Frank Becker - initial API and implementation
* Red Hat Inc - modified for use with OpenShift.io
*******************************************************************************/
package org.eclipse.linuxtools.internal.mylyn.osio.rest.ui;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.linuxtools.internal.mylyn.osio.rest.core.OSIORestTaskSchema;
import org.eclipse.mylyn.tasks.core.data.TaskAttribute;
import org.eclipse.mylyn.tasks.core.data.TaskDataModel;
import org.eclipse.mylyn.tasks.ui.editors.AbstractAttributeEditor;
import org.eclipse.mylyn.tasks.ui.editors.LayoutHint;
import org.eclipse.mylyn.tasks.ui.editors.LayoutHint.ColumnSpan;
import org.eclipse.mylyn.tasks.ui.editors.LayoutHint.RowSpan;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.List;
import org.eclipse.ui.forms.widgets.FormToolkit;
public class OSIOAssigneeAttributeEditor extends AbstractAttributeEditor {
private List list;
private TaskAttribute attrRemoveAssignee;
protected boolean suppressRefresh;
public OSIOAssigneeAttributeEditor(TaskDataModel manager, TaskAttribute taskAttribute) {
super(manager, taskAttribute);
setLayoutHint(new LayoutHint(RowSpan.MULTIPLE, ColumnSpan.SINGLE));
}
@Override
public void createControl(Composite parent, FormToolkit toolkit) {
list = new List(parent, SWT.FLAT | SWT.MULTI | SWT.V_SCROLL);
toolkit.adapt(list, true, true);
list.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER);
list.setFont(JFaceResources.getDefaultFont());
GridDataFactory.fillDefaults().grab(true, true).align(SWT.FILL, SWT.FILL).applyTo(list);
list.setToolTipText(getDescription());
populateFromAttribute();
attrRemoveAssignee = getModel().getTaskData()
.getRoot()
.getMappedAttribute(OSIORestTaskSchema.getDefault().REMOVE_ASSIGNEE.getKey());
selectValuesToRemove();
list.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
try {
suppressRefresh = true;
for (String cc : list.getItems()) {
int index = list.indexOf(cc);
if (list.isSelected(index)) {
java.util.List<String> remove = attrRemoveAssignee.getValues();
if (!remove.contains(cc)) {
attrRemoveAssignee.addValue(cc);
}
} else {
attrRemoveAssignee.removeValue(cc);
}
}
getModel().attributeChanged(attrRemoveAssignee);
} finally {
suppressRefresh = false;
}
}
});
list.showSelection();
setControl(list);
}
private void populateFromAttribute() {
TaskAttribute attrUserCC = getTaskAttribute();
if (attrUserCC != null) {
for (String value : attrUserCC.getValues()) {
list.add(value);
}
}
}
private void selectValuesToRemove() {
for (String item : attrRemoveAssignee.getValues()) {
int i = list.indexOf(item);
if (i != -1) {
list.select(i);
}
}
}
@Override
public void refresh() {
if (list != null && !list.isDisposed()) {
list.removeAll();
populateFromAttribute();
selectValuesToRemove();
}
}
@Override
public boolean shouldAutoRefresh() {
return !suppressRefresh;
}
}
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