package com.temp.client.foundation.widget;

import com.google.gwt.dom.client.Style.*;
import com.google.gwt.user.client.ui.*;
import com.temp.shared.utils.*;

public class Spacer extends Composite {

    private HTML widget;
    private static final String BLANK_TEXT = " ";

    public Spacer() {
        this.widget = new HTML( BLANK_TEXT );
        this.widget.getElement().getStyle().setOverflow( Overflow.HIDDEN );
        initWidget( this.widget );
    }

    public Spacer( String width, String height ) {
        this();
        widget.setWidth( width );
        widget.setHeight( height );
    }

    /**
     * add a style "classname", and allow chaining calls.
     *
     * @param style "classname"
     *
     * @return this
     */
    public Spacer style( String style ) {
        if ( null != (style = StringUtils.noEmpty( style )) ) {
            addStyleName( style );
        }
        return this;
    }

    /**
     * Set the width, and allow chaining calls.
     *
     * @param width
     *
     * @return this
     */
    public Spacer width( String width ) {
        widget.setWidth( width );
        return this;
    }

    /**
     * Set the height, and allow chaining calls.
     *
     * @param height
     *
     * @return this
     */
    public Spacer height( String height ) {
        widget.setHeight( height );
        return this;
    }

    /**
     * Set the width & height, and allow chaining calls.
     *
     * @param size
     *
     * @return this
     */
    public Spacer size( String size ) {
        widget.setHeight( size );
        widget.setHeight( size );
        return this;
    }

    public void setWidth( String width ) {
        this.width( width );
    }

    public void setHeight( String height ) {
        this.height( height );
    }

    public void setSize( String size ) {
        this.size( size );
    }
}