/*
 * Copyright 2008 Google Inc.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.google.gwt.widgetideas.client.impl;

import com.google.gwt.user.client.ui.*;
import com.google.gwt.widgetideas.client.*;

/**
 * Deferred binding implementation of {@link GlassPanel}.
 */
public abstract class GlassPanelImpl {
    /**
     * TODO Replace with Window.getScrollHeight() when GWT issue 2068 is addressed
     */
    protected static native int getWindowScrollHeight()
    /*-{
        return @com.google.gwt.user.client.impl.DocumentRootImpl::documentRoot.scrollHeight;
    }-*/;

    /**
     * TODO Replace with Window.getScrollWidth() when GWT issue 2068 is addressed
     */
    protected static native int getWindowScrollWidth()
    /*-{
        return @com.google.gwt.user.client.impl.DocumentRootImpl::documentRoot.scrollWidth;
    }-*/;

    // TODO remove once GWT issue 1981 is fixed
    // http://code.google.com/p/google-web-toolkit/issues/detail?id=1981
    public native boolean isCSS1Compat()
    /*-{
        return $doc.compatMode == 'CSS1Compat';
    }-*/;

    public abstract void matchDocumentSize( GlassPanel glassPanel, boolean dueToResize );

    public void matchParentSize( GlassPanel glassPanel, AbsolutePanel parent ) {
        glassPanel.getElement().getStyle().setProperty( "bottom", "0px" );
        glassPanel.getElement().getStyle().setProperty( "right", "0px" );
    }
}