org.ednovo.gooru.client.util.ScrollPopupUtil.java Source code

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Here is the source code for org.ednovo.gooru.client.util.ScrollPopupUtil.java

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/*******************************************************************************
 * Copyright 2013 Ednovo d/b/a Gooru. All rights reserved.
 * 
 *  http://www.goorulearning.org/
 * 
 *  Permission is hereby granted, free of charge, to any person obtaining
 *  a copy of this software and associated documentation files (the
 *  "Software"), to deal in the Software without restriction, including
 *  without limitation the rights to use, copy, modify, merge, publish,
 *  distribute, sublicense, and/or sell copies of the Software, and to
 *  permit persons to whom the Software is furnished to do so, subject to
 *  the following conditions:
 * 
 *  The above copyright notice and this permission notice shall be
 *  included in all copies or substantial portions of the Software.
 * 
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 ******************************************************************************/
/**
 * 
 */
package org.ednovo.gooru.client.util;

import org.ednovo.gooru.client.uc.BrowserAgent;

import com.google.gwt.dom.client.Style.Overflow;
import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.event.logical.shared.ResizeHandler;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.Widget;

/**
 * @author GooruTeam
 * This class is used to handle the window resize handler and to add the scroll for Addtags and assign popups in web and device resolutions.
 */
public class ScrollPopupUtil {
    static boolean device = BrowserAgent.isDevice();
    static Widget widgetContainer;
    static boolean isFromAddtags = false;

    public static void ScrollPopupUtilWidget(Widget widget, boolean val) {
        widgetContainer = widget;
        isFromAddtags = val;
        setAddTagesPopupOnResize(isFromAddtags);
        Window.addResizeHandler(new ResizeEvent());
    }

    /**
     * This inner class is used to handle the window resizes for Popups
     * @author Gooru
     */
    public static class ResizeEvent implements ResizeHandler {
        @Override
        public void onResize(com.google.gwt.event.logical.shared.ResizeEvent event) {
            setAddTagesPopupOnResize(isFromAddtags);
        }
    }

    /**
     * This method is used to handle the window resize for add tags popup, Assign Popup.
     */
    static void setAddTagesPopupOnResize(boolean value) {
        if (device) {
            if ((Window.getClientHeight() - 150) <= 564) {
                widgetContainer.getElement().getStyle().setHeight(Window.getClientHeight() - 150, Unit.PX);
                widgetContainer.getElement().getStyle().setOverflowY(Overflow.AUTO);
                widgetContainer.getElement().getStyle().setOverflowX(Overflow.AUTO);
            } else {
                if (isFromAddtags) {
                    widgetContainer.getElement().getStyle().setHeight(615, Unit.PX);
                } else {
                    widgetContainer.getElement().getStyle().setHeight(545, Unit.PX);
                }
                widgetContainer.getElement().getStyle().setOverflowY(Overflow.AUTO);
            }
        } else {
            if (Window.getClientHeight() > 564) {
                if (isFromAddtags) {
                    widgetContainer.getElement().getStyle().setHeight(Window.getClientHeight() - 150, Unit.PX);
                    widgetContainer.getElement().getStyle().setOverflowY(Overflow.AUTO);
                }
            }
        }
    }
}