ScrollableTab.java

/*******************************************************************************
 * Copyright (c) 2000, 2007 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.swt.examples.controlexample;

import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Widget;

abstract class ScrollableTab extends Tab {
	/* Style widgets added to the "Style" group */
	Button	singleButton, multiButton, horizontalButton, verticalButton;

	/**
	 * Creates the Tab within a given instance of ControlExample.
	 */
	ScrollableTab(ControlExample instance) {
		super(instance);
	}

	/**
	 * Creates the "Style" group.
	 */
	void createStyleGroup() {
		super.createStyleGroup();

		/* Create the extra widgets */
		singleButton = new Button(styleGroup, SWT.RADIO);
		singleButton.setText("SWT.SINGLE");
		multiButton = new Button(styleGroup, SWT.RADIO);
		multiButton.setText("SWT.MULTI");
		horizontalButton = new Button(styleGroup, SWT.CHECK);
		horizontalButton.setText("SWT.H_SCROLL");
		horizontalButton.setSelection(true);
		verticalButton = new Button(styleGroup, SWT.CHECK);
		verticalButton.setText("SWT.V_SCROLL");
		verticalButton.setSelection(true);
		borderButton = new Button(styleGroup, SWT.CHECK);
		borderButton.setText("SWT.BORDER");
	}

	/**
	 * Sets the state of the "Example" widgets.
	 */
	void setExampleWidgetState() {
		super.setExampleWidgetState();
		Widget[] widgets = getExampleWidgets();
		if (widgets.length != 0) {
			singleButton.setSelection((widgets[0].getStyle() & SWT.SINGLE) != 0);
			multiButton.setSelection((widgets[0].getStyle() & SWT.MULTI) != 0);
			horizontalButton.setSelection((widgets[0].getStyle() & SWT.H_SCROLL) != 0);
			verticalButton.setSelection((widgets[0].getStyle() & SWT.V_SCROLL) != 0);
			borderButton.setSelection((widgets[0].getStyle() & SWT.BORDER) != 0);
		}
	}
}