shellslider.java

java 文件下载器。可自定义

// Decompiled by Jad v1.5.8e2. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://kpdus.tripod.com/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi space 
// Source File Name:   ShellSlider.java

package org.gudy.azureus2.ui.swt.shells;

import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.*;
import org.gudy.azureus2.core3.util.AERunnable;

public class ShellSlider
{

	private final boolean DEBUG = false;
	private int STEP;
	private int PAUSE;
	private Shell shell;
	private Rectangle shellBounds;
	private Rectangle endBounds;
	private final int direction;
	private final boolean slideIn;

	public ShellSlider(final Shell shell, int direction, final Rectangle endBounds)
	{
		STEP = 8;
		PAUSE = 30;
		shellBounds = null;
		this.shell = shell;
		this.endBounds = endBounds;
		slideIn = true;
		this.direction = direction;
		if (shell == null || shell.isDisposed())
		{
			return;
		} else
		{
			Display display = shell.getDisplay();
			display.syncExec(new Runnable() {

				final Shell val$shell;
				final Rectangle val$endBounds;
				final ShellSlider this$0;

				public void run()
				{
					if (shell.isDisposed())
						return;
					switch (direction)
					{
					case 128: 
					default:
						shell.setLocation(endBounds.x, endBounds.y);
						break;
					}
					Rectangle displayBounds = null;
					try
					{
						boolean ok = false;
						Monitor monitors[] = shell.getDisplay().getMonitors();
						int i = 0;
						do
						{
							if (i >= monitors.length)
								break;
							Monitor monitor = monitors[i];
							displayBounds = monitor.getBounds();
							if (displayBounds.contains(endBounds.x, endBounds.y))
							{
								ok = true;
								break;
							}
							i++;
						} while (true);
						if (!ok)
							displayBounds = shell.getMonitor().getBounds();
					}
					catch (Throwable t)
					{
						displayBounds = shell.getDisplay().getBounds();
					}
					shellBounds = new Rectangle(endBounds.x, displayBounds.y + displayBounds.height, endBounds.width, 0);
					shell.setBounds(shellBounds);
					shell.setVisible(true);
				}

			
			{
				this$0 = ShellSlider.this;
				shell = shell1;
				endBounds = rectangle;
				super();
			}
			});
			return;
		}
	}

	public ShellSlider(Shell shell, int direction)
	{
		STEP = 8;
		PAUSE = 30;
		shellBounds = null;
		this.shell = shell;
		slideIn = false;
		this.direction = direction;
	}

	private boolean canContinue()
	{
		if (shell == null || shell.isDisposed())
			return false;
		if (shellBounds == null)
			return true;
		if (slideIn)
		{
			if (direction == 128)
				return shellBounds.y > endBounds.y;
		} else
		if (direction == 0x20000)
			return shellBounds.width > 10;
		return false;
	}

	public void run()
	{
		while (canContinue()) 
		{
			long lStartedAt = System.currentTimeMillis();
			shell.getDisplay().syncExec(new AERunnable() );
			try
			{
				long lDrawTime = System.currentTimeMillis() - lStartedAt;
				long lSleepTime = (long)PAUSE - lDrawTime;
				if (lSleepTime < 15L)
				{
					double d = ((double)lDrawTime + 15D) / (double)PAUSE;
					PAUSE *= d;
					STEP *= d;
					lSleepTime = 15L;
				}
				Thread.sleep(lSleepTime);
			}
			catch (Exception e) { }
		}
	}







}