org.broadleafcommerce.openadmin.client.view.SimpleProgress Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of broadleaf-open-admin-platform Show documentation
BroadleafCommerce Open Admin Platform
There is a newer version: 3.1.15-GA
Show newest version
/*
 * Copyright 2008-2012 the original author or authors.
 *
 * 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 org.broadleafcommerce.openadmin.client.view;

import com.google.gwt.user.client.Timer;
import com.smartgwt.client.widgets.Progressbar;
import org.broadleafcommerce.openadmin.client.view.dynamic.form.Progress;
import org.broadleafcommerce.openadmin.client.view.dynamic.form.ServerProcessProgressWindow;

/**
 * 
 * @author jfischer
 *
 */
public class SimpleProgress extends Progressbar implements Progress {
	
	private int barValue;
	private Timer timer;
	private boolean isActive;
	private Double current = 1D;
	
	public SimpleProgress(Integer height) {
		this(null, height);
	}

	public SimpleProgress(Integer width, Integer height) {
		setHeight(height);  
		if (width != null) setWidth(height);
        setVertical(false); 
        timer = new Timer() {  
            public void run() {
            	//asymptote calculation
            	Double factor = 1D/current;
            	current += .009D;
                barValue = (int) (100 - 100D * factor);
                setPercentDone(barValue);
                if(isActive)  
                    schedule(50); 
            }  
        };
        setOpacity(50);
	}
	
	private void finalizeProgress(final Stoppable progressContainer) {
		final IntContainer container = new IntContainer(100);
		Timer timer = new Timer() {  
            public void run() { 
                if (container.getVal() > 0) {  
                	setPercentDone(container.getVal());
                	container.setVal(-1);
                    schedule(10); 
                } else if (container.getVal() == -1){
                	container.setVal(0);
                	schedule(500);
                } else {
                	setOpacity(50);
                	setPercentDone(container.getVal());
                	if (progressContainer != null) {
                		progressContainer.finalizeProgress();
                	}
                }
            }  
        };
        timer.schedule(10);
	}
	
	public void startProgress() {
		isActive = true;
		barValue = 0;  
		current = 1D;
		setOpacity(100);
        setPercentDone(barValue);
        timer.schedule(50);
	}
	
	public void stopProgress(Stoppable progressContainer) {
		isActive = false;
		timer.cancel();
		finalizeProgress(progressContainer);
	}
	
	public void stopProgress() {
		isActive = false;
		timer.cancel();
		finalizeProgress(null);
	}
	
	public Boolean isActive() {
		return isActive;
	}
	
	private static class IntContainer {
		
		public IntContainer(int val) {
			this.val = val;
		}
		
		int val;

		/**
		 * @return the val
		 */
		public int getVal() {
			return val;
		}

		/**
		 * @param val the val to set
		 */
		public void setVal(int val) {
			this.val = val;
		}
		
	}

    @Override
    public void setDisplay(ServerProcessProgressWindow window) {
        //do nothing
    }
}