PopupInfoMessage.java

package com.drawbridge.vl;

import java.awt.Component;

import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JLabel;

public class PopupInfoMessage extends Popup
{

	/**
	 * 
	 */
	private static final long	serialVersionUID	= -517260964117893610L;
	private JLabel mJLabel;
	private FadeInAnimation fadeInThread = null;
	
	public PopupInfoMessage() {
		super(false, 1f);
		initUI();	
	}

	
	public void initUI()
	{
		BoxLayout bl = new BoxLayout(this, BoxLayout.X_AXIS);
		this.setLayout(bl);
		add(Box.createHorizontalGlue());
		mJLabel = new JLabel("Test");
		mJLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
		mJLabel.setAlignmentY(Component.CENTER_ALIGNMENT);
		add(mJLabel);
		add(Box.createHorizontalGlue());
	}

	
	
	public void show(String message, long time){
		mJLabel.setText(message);
		setTransparency(0f);
		setVisible(true);
		
		if(fadeInThread == null || !fadeInThread.isAlive()){
			fadeInThread = new FadeInAnimation(time);
			fadeInThread.start();
		}
		
	}

	
	class FadeInAnimation extends Thread{
		
		public boolean allowToRun = true;
		int fadeTime = 500;
		long waitTime;
		int updates = 100;
		
		public FadeInAnimation(long time){
			waitTime = time;
		}
		
		@Override
		public void run()
		{
			for(int i = 1; i < updates && allowToRun; i++){
				PopupInfoMessage.this.setTransparency(((float) i) / updates);
				PopupInfoMessage.this.repaint();
				try {
					Thread.sleep(fadeTime / updates);
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
			}
			
			if(allowToRun){
				try {
					Thread.sleep(waitTime);
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
			}
			
			for(int i = 1; i < updates && allowToRun; i++){
				PopupInfoMessage.this.setTransparency(1f - (((float) i) / updates));
				PopupInfoMessage.this.repaint();
				try {
					Thread.sleep(fadeTime / updates);
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
			}
		}
		
	}
	
	
	
}