CSSPropertyTabHeightHandler.java

/*******************************************************************************
 * Copyright (c) 2009, 2016 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.e4.ui.css.swt.properties.custom;

import org.eclipse.e4.ui.css.core.engine.CSSEngine;
import org.eclipse.e4.ui.css.swt.properties.AbstractCSSPropertySWTHandler;
import org.eclipse.swt.custom.CTabFolder;
import org.eclipse.swt.widgets.Control;
import org.w3c.dom.css.CSSPrimitiveValue;
import org.w3c.dom.css.CSSValue;

public class CSSPropertyTabHeightHandler extends
AbstractCSSPropertySWTHandler {

	@Override
	protected void applyCSSProperty(Control control, String property,
			CSSValue value, String pseudo, CSSEngine engine) throws Exception {
		if (! (control instanceof CTabFolder)) {
			return;
		}

		if ((value.getCssValueType() == CSSValue.CSS_PRIMITIVE_VALUE) &&
				( ((CSSPrimitiveValue) value).getPrimitiveType() == CSSPrimitiveValue.CSS_PX) ) {
			int height = (int) ((CSSPrimitiveValue) value).getFloatValue(CSSPrimitiveValue.CSS_PX);
			((CTabFolder) control).setTabHeight(height);
		}
	}

	@Override
	protected String retrieveCSSProperty(Control control, String property,
			String pseudo, CSSEngine engine) throws Exception {
		if (control instanceof CTabFolder) {
			CTabFolder folder = (CTabFolder)control;
			return Integer.toString( folder.getTabHeight());
		}
		return null;
	}

}