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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* 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:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.framework.ui.skynet.widgets;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
/**
* @author Donald G. Dunne
*/
public class XCheckBox extends XButtonCommon {
protected Button checkButton;
private Composite parent;
private boolean labelAfter = true;
public XCheckBox(String displayLabel) {
super(displayLabel);
}
@Override
public Control getControl() {
return checkButton;
}
@Override
public void setEditable(boolean editable) {
super.setEditable(editable);
if (getControl() != null && !getControl().isDisposed()) {
getControl().setEnabled(editable);
}
}
/**
* Create Check Widgets. Widgets Created: Label: "text entry" horizonatalSpan takes up 2 columns; horizontalSpan must
* be >=2
*/
@Override
protected void createControls(Composite parent, int horizontalSpan) {
if (horizontalSpan < 2) {
horizontalSpan = 2;
}
this.parent = parent;
// Create Text Widgets
if (!labelAfter) {
labelWidget = new Label(parent, SWT.NONE);
labelWidget.setText(getLabel() + ":");
}
checkButton = new Button(parent, SWT.CHECK);
GridData gd2 = new GridData(GridData.BEGINNING);
checkButton.setLayoutData(gd2);
checkButton.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent event) {
selected = checkButton.getSelection();
validate();
notifyXModifiedListeners();
}
});
GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
gd.horizontalSpan = horizontalSpan - 1;
if (labelAfter) {
labelWidget = new Label(parent, SWT.NONE);
labelWidget.setText(getLabel());
}
if (getToolTip() != null) {
labelWidget.setToolTipText(getToolTip());
}
checkButton.setLayoutData(gd);
updateCheckWidget();
checkButton.setEnabled(isEditable());
}
@Override
public void dispose() {
labelWidget.dispose();
checkButton.dispose();
if (parent != null && !parent.isDisposed()) {
parent.layout();
}
}
public void addSelectionListener(SelectionListener selectionListener) {
checkButton.addSelectionListener(selectionListener);
}
public boolean isChecked() {
if (checkButton == null || checkButton.isDisposed()) {
return selected;
} else {
return checkButton.getSelection();
}
}
private void updateCheckWidget() {
if (checkButton != null && !checkButton.isDisposed()) {
checkButton.setSelection(selected);
}
validate();
}
/**
* If set, label will be displayed after the check box NOTE: Has to be set before call to createWidgets
*
* @param labelAfter The labelAfter to set.
*/
public void setLabelAfter(boolean labelAfter) {
this.labelAfter = labelAfter;
}
public Button getCheckButton() {
return checkButton;
}
}
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