next.celebs.ui.OverlayWrapperOLD.java Source code

Introduction

Here is the source code for next.celebs.ui.OverlayWrapperOLD.java

Source

/*
 * Copyright 2011 Vancouver Ywebb Consulting Ltd
 * 
 * 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 next.celebs.ui;

import org.adamtacy.client.ui.effects.events.EffectCompletedEvent;
import org.adamtacy.client.ui.effects.events.EffectCompletedHandler;
import org.adamtacy.client.ui.effects.impl.Fade;
import org.adamtacy.client.ui.effects.impl.NShow;

import com.google.gwt.event.dom.client.HasMouseDownHandlers;
import com.google.gwt.event.dom.client.MouseDownEvent;
import com.google.gwt.event.dom.client.MouseDownHandler;
import com.google.gwt.event.shared.HandlerRegistration;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.PopupPanel;

/**
 * A helper class for the overlay popup.
 */
public class OverlayWrapperOLD {

    class OverlayPanel extends PopupPanel implements HasMouseDownHandlers {
        OverlayPanel() {
            super(false, false);
            removeStyleName("gwt-PopupPanel");
            addStyleName("overlay-bg");
        }

        @Override
        public HandlerRegistration addMouseDownHandler(MouseDownHandler handler) {
            return addDomHandler(handler, MouseDownEvent.getType());
        }
    }

    private final static Integer OVERLAY_Z_INDEX = 90;
    private final static Integer OVERLAY_TRANSPARENCY = 50;

    private OverlayPanel overlay;

    private PopupPanel popup;

    public OverlayWrapperOLD(PopupPanel popupPanel) {

        this.popup = popupPanel;
        popup.removeStyleName("gwt-PopupPanel");
        popup.addStyleName("overlay-popup");

        // popupPanel.addCloseHandler(new CloseHandler<PopupPanel>() {
        // @Override
        // public void onClose(CloseEvent<PopupPanel> event) {
        // hideOverlay();
        // }
        // });

        overlay = new OverlayPanel();
    }

    public void addMouseDownHandler(MouseDownHandler handler) {
        overlay.addMouseDownHandler(handler);
    }

    public void hideOverlay() {
        // overlay.hide();
        Fade eff = new Fade(overlay.getElement());
        eff.addEffectCompletedHandler(new EffectCompletedHandler() {
            @Override
            public void onEffectCompleted(EffectCompletedEvent event) {
                DOM.setStyleAttribute(overlay.getElement(), "zIndex", "-" + OVERLAY_Z_INDEX);
            }
        });
        eff.setStartOpacity(OVERLAY_TRANSPARENCY);
        eff.setEndOpacity(0);
        eff.setDuration(0.3);
        eff.play();
    }

    public void showOverlay() {
        DOM.setStyleAttribute(overlay.getElement(), "height", Window.getClientHeight() + "px");
        DOM.setStyleAttribute(overlay.getElement(), "zIndex", OVERLAY_Z_INDEX.toString());
        overlay.show();

        NShow eff = new NShow(overlay.getElement());
        eff.setStartOpacity(0);
        eff.setEndOpacity(OVERLAY_TRANSPARENCY);
        eff.setDuration(0.3);
        eff.play();
    }

}