org.rstudio.core.client.layout.FadeOutAnimation.java Source code

Introduction

Here is the source code for org.rstudio.core.client.layout.FadeOutAnimation.java

Source

/*
 * FadeOutAnimation.java
 *
 * Copyright (C) 2009-12 by RStudio, Inc.
 *
 * Unless you have received this program directly from RStudio pursuant
 * to the terms of a commercial license agreement with RStudio, then
 * this program is licensed to you under the terms of version 3 of the
 * GNU Affero General Public License. This program is distributed WITHOUT
 * ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
 * AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
 *
 */
package org.rstudio.core.client.layout;

import com.google.gwt.animation.client.Animation;
import com.google.gwt.dom.client.Style;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.ui.Widget;

import java.util.ArrayList;

public class FadeOutAnimation extends Animation {
    public FadeOutAnimation(ArrayList<Widget> widgets, Command callback) {
        this.widgets_ = widgets;
        callback_ = callback;
    }

    @Override
    protected void onUpdate(double progress) {
        for (Widget w : widgets_)
            w.getElement().getStyle().setOpacity(1.0 - progress);
    }

    @Override
    protected void onComplete() {
        for (Widget w : widgets_) {
            Style style = w.getElement().getStyle();
            style.setDisplay(Style.Display.NONE);
            style.setOpacity(1.0);
        }
        if (callback_ != null)
            callback_.execute();
    }

    private ArrayList<Widget> widgets_;
    private final Command callback_;
}