StatuslineNumberRidget.java

/*******************************************************************************
 * Copyright (c) 2007, 2014 compeople AG 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:
 *    compeople AG - initial API and implementation
 *******************************************************************************/
package org.eclipse.riena.internal.ui.ridgets.swt;

import org.eclipse.riena.ui.ridgets.AbstractMarkerSupport;
import org.eclipse.riena.ui.ridgets.IStatuslineNumberRidget;
import org.eclipse.riena.ui.ridgets.swt.AbstractSWTRidget;
import org.eclipse.riena.ui.ridgets.swt.BasicMarkerSupport;
import org.eclipse.riena.ui.swt.StatuslineNumber;

/**
 * Ridget for composite of the status line to display a number (
 * {@link StatuslineNumber}).
 */
public class StatuslineNumberRidget extends AbstractSWTRidget implements IStatuslineNumberRidget {

	private Integer number;
	private String numberString;

	@Override
	protected AbstractMarkerSupport createMarkerSupport() {
		return new BasicMarkerSupport(this, propertyChangeSupport);
	}

	/**
	 * @see org.eclipse.riena.ui.ridgets.IStatuslineNumberRidget#getNumber()
	 */
	public Integer getNumber() {
		return number;
	}

	/**
	 * @see org.eclipse.riena.ui.ridgets.IStatuslineNumberRidget#getNumberString()
	 */
	public String getNumberString() {
		return numberString;
	}

	/**
	 * @see org.eclipse.riena.ui.ridgets.IStatuslineNumberRidget#setNumber(java.lang
	 *      .Integer)
	 */
	public void setNumber(final Integer number) {
		this.number = number;

		if (this.number == null) {
			numberString = ""; //$NON-NLS-1$
			this.number = 0;
		} else {
			// TODO use Numberformatter instead of toString()
			numberString = this.number.toString();
		}
		if (getUIControl() != null) {
			getUIControl().setNumber(this.number);
		}
	}

	/**
	 * @see org.eclipse.riena.ui.ridgets.IStatuslineNumberRidget#setNumberString(java
	 *      .lang.String)
	 */
	public void setNumberString(final String numberStrg) {
		this.numberString = numberStrg;

		if (this.numberString == null) {
			number = null;
		} else {
			// TODO use Numberformatter instead of toString()
			try {
				number = Integer.valueOf(numberString);
			} catch (final NumberFormatException e) {
				number = 0;
			}
		}
		getUIControl().setNumber(numberString);
	}

	/**
	 * @see org.eclipse.riena.ui.ridgets.swt.AbstractSWTRidget#getUIControl()
	 */
	@Override
	public StatuslineNumber getUIControl() {
		return (StatuslineNumber) super.getUIControl();
	}

	/**
	 * @see org.eclipse.riena.ui.ridgets.swt.AbstractSWTRidget#checkUIControl
	 *      (java.lang.Object)
	 */
	@Override
	protected void checkUIControl(final Object uiControl) {
		checkType(uiControl, StatuslineNumber.class);
	}

	/**
	 * @see org.eclipse.riena.ui.ridgets.swt.AbstractSWTRidget#bindUIControl ()
	 */
	@Override
	protected void bindUIControl() {
		// unused
	}

	/**
	 * Always returns true because mandatory markers do not make sense for this
	 * ridget.
	 */
	@Override
	public boolean isDisableMandatoryMarker() {
		return true;
	}

}