/* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.activiti.designer.property.extension.field;
import java.lang.reflect.Field;
import org.activiti.bpmn.model.ServiceTask;
import org.activiti.designer.integration.servicetask.PropertyType;
import org.activiti.designer.property.PropertyCustomServiceTaskSection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.FocusEvent;
import org.eclipse.swt.events.FocusListener;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetWidgetFactory;
/**
* @author Tiese Barrell
* @since 0.7.0
* @version 1
*/
public class CustomPropertyBooleanChoiceField extends AbstractCustomPropertyField {
private Button buttonControl;
public CustomPropertyBooleanChoiceField(final PropertyCustomServiceTaskSection section, final ServiceTask serviceTask, final Field field) {
super(section, serviceTask, field);
}
@Override
public PropertyType getPrimaryPropertyType() {
return PropertyType.BOOLEAN_CHOICE;
}
@Override
public void refresh() {
buttonControl.setSelection(Boolean.parseBoolean(getSimpleValueOrDefault()));
}
@Override
public String getSimpleValue() {
return Boolean.toString(buttonControl.getSelection());
}
@Override
public Composite render(final Composite parent, final TabbedPropertySheetWidgetFactory factory, final FocusListener listener) {
final Composite result = factory.createFlatFormComposite(parent);
FormData data;
buttonControl = factory.createButton(result, "", SWT.CHECK | SWT.BORDER_SOLID);
buttonControl.setEnabled(true);
if (getPropertyAnnotation().fieldValidator() != null) {
addFieldValidator(buttonControl, getPropertyAnnotation().fieldValidator());
}
buttonControl.addSelectionListener(new CheckboxChangeListener(listener));
data = new FormData();
data.left = new FormAttachment(0);
data.top = new FormAttachment(0);
data.right = new FormAttachment(100);
buttonControl.setLayoutData(data);
return result;
}
private class CheckboxChangeListener implements SelectionListener {
private final FocusListener delegate;
public CheckboxChangeListener(final FocusListener delegate) {
super();
this.delegate = delegate;
}
@Override
public void widgetSelected(SelectionEvent e) {
handleSelection(e);
}
@Override
public void widgetDefaultSelected(SelectionEvent e) {
handleSelection(e);
}
private void handleSelection(SelectionEvent e) {
Event propagatedEvent = new Event();
propagatedEvent.item = e.item;
propagatedEvent.widget = buttonControl;
propagatedEvent.type = SWT.BUTTON1;
delegate.focusLost(new FocusEvent(propagatedEvent));
}
}
}