splashwindow.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:   SplashWindow.java

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

import com.aelitis.azureus.ui.IUIIntializer;
import com.aelitis.azureus.ui.InitializerListener;
import com.aelitis.azureus.ui.swt.imageloader.ImageLoader;
import com.aelitis.azureus.ui.swt.utils.ColorCache;
import org.eclipse.swt.events.PaintEvent;
import org.eclipse.swt.events.PaintListener;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.*;
import org.gudy.azureus2.core3.util.AERunnable;
import org.gudy.azureus2.core3.util.Constants;
import org.gudy.azureus2.ui.swt.Utils;

// Referenced classes of package org.gudy.azureus2.ui.swt.mainwindow:
//			Initializer

public class SplashWindow
	implements InitializerListener
{

	private static final String IMG_SPLASH = "azureus_splash";
	protected static final int OFFSET_LEFT = 10;
	protected static final int OFFSET_RIGHT = 139;
	protected static final int OFFSET_BOTTOM = 12;
	protected static final int PB_HEIGHT = 2;
	protected static final boolean PB_INVERTED = true;
	protected static final int PB_INVERTED_BG_HEIGHT = 2;
	protected static final int PB_INVERTED_X_OFFSET = 0;
	protected static final boolean DISPLAY_BORDER = true;
	Display display;
	IUIIntializer initializer;
	Shell splash;
	Canvas canvas;
	Image background;
	int width;
	int height;
	Image current;
	Color progressBarColor;
	Color textColor;
	Color fadedGreyColor;
	Font textFont;
	private String task;
	private int percent;
	private boolean updating;
	int pbX;
	int pbY;
	int pbWidth;

	public SplashWindow(Display display)
	{
		this(display, null);
	}

	public static void main(String args[])
	{
		Display display = new Display();
		SplashWindow splash = new SplashWindow(display);
		Thread t = new Thread(splash) {

			final SplashWindow val$splash;

			public void run()
			{
				try
				{
					for (int percent = 0; percent <= 100;)
					{
						splash.reportPercent(percent++);
						splash.reportCurrentTask((new StringBuilder()).append(percent).append("% Loading dbnvsudn vjksfdh fgshdu fbhsduh bvsfd fbsd fbvsdb fsuid opnum supnum boopergood haha text doot subliminal.".substring(0, (int)(1.0D + Math.random() * 110D))).toString());
						Thread.sleep(100L);
					}

				}
				catch (Exception e) { }
				splash.closeSplash();
			}

			
			{
				splash = splashwindow;
				super();
			}
		};
		t.start();
		do
		{
			if (splash.splash.isDisposed())
				break;
			if (!display.readAndDispatch())
				display.sleep();
		} while (true);
		display.dispose();
	}

	public SplashWindow(Display _display, IUIIntializer initializer)
	{
		GC gc;
		display = _display;
		this.initializer = initializer;
		splash = new Shell(display, 8);
		splash.setText(Constants.APP_NAME);
		Utils.setShellIcon(splash);
		splash.setLayout(new FillLayout());
		canvas = new Canvas(splash, 0x20000000);
		ImageLoader imageLoader = ImageLoader.getInstance();
		background = imageLoader.getImage("azureus_splash");
		if (ImageLoader.isRealImage(background))
		{
			width = background.getBounds().width;
			height = background.getBounds().height;
			break MISSING_BLOCK_LABEL_267;
		}
		width = 400;
		height = 80;
		background = new Image(display, width, height);
		gc = new GC(background);
		gc.setBackground(ColorCache.getColor(display, 255, 255, 255));
		gc.fillRectangle(0, 0, width, height);
		gc.drawRectangle(0, 0, width - 1, height - 1);
		gc.drawText(Constants.APP_NAME, 5, 5, true);
		gc.dispose();
		break MISSING_BLOCK_LABEL_267;
		Exception exception;
		exception;
		gc.dispose();
		throw exception;
		current = new Image(display, background, 0);
		progressBarColor = new Color(display, 21, 92, 198);
		textColor = new Color(display, 90, 90, 90);
		fadedGreyColor = new Color(display, 170, 170, 170);
		pbX = 10;
		pbY = height - 12;
		pbWidth = width - 10 - 139;
		canvas.setSize(width, height);
		Font font = canvas.getFont();
		FontData fdata[] = font.getFontData();
		fdata[0].setHeight(Constants.isOSX ? 9 : 7);
		textFont = new Font(display, fdata);
		canvas.addPaintListener(new PaintListener() {

			final SplashWindow this$0;

			public void paintControl(PaintEvent event)
			{
				if (current == null)
				{
					return;
				} else
				{
					event.gc.drawImage(current, 0, 0);
					return;
				}
			}

			
			{
				this$0 = SplashWindow.this;
				super();
			}
		});
		splash.setSize(width, height);
		Utils.centreWindow(splash);
		splash.open();
		if (initializer != null)
			initializer.addListener(this);
		return;
	}

	public static void create(Display display, Initializer initializer)
	{
		Utils.execSWTThread(new AERunnable(display, initializer) {

			final Display val$display;
			final Initializer val$initializer;

			public void runSupport()
			{
				if (display == null || display.isDisposed())
				{
					return;
				} else
				{
					new SplashWindow(display, initializer);
					return;
				}
			}

			
			{
				display = display1;
				initializer = initializer1;
				super();
			}
		});
	}

	public void closeSplash()
	{
		Utils.execSWTThread(new AERunnable() {

			final SplashWindow this$0;

			public void runSupport()
			{
				try
				{
					if (initializer != null)
						initializer.removeListener(SplashWindow.this);
					if (splash != null && !splash.isDisposed())
						splash.dispose();
					if (current != null && !current.isDisposed())
						current.dispose();
					if (progressBarColor != null && !progressBarColor.isDisposed())
						progressBarColor.dispose();
					if (fadedGreyColor != null && !fadedGreyColor.isDisposed())
						fadedGreyColor.dispose();
					if (textColor != null && !textColor.isDisposed())
						textColor.dispose();
					if (textFont != null && !textFont.isDisposed())
						textFont.dispose();
					ImageLoader imageLoader = ImageLoader.getInstance();
					imageLoader.releaseImage("azureus_splash");
					imageLoader.collectGarbage();
				}
				catch (Exception e) { }
			}

			
			{
				this$0 = SplashWindow.this;
				super();
			}
		});
	}

	public void reportCurrentTask(String task)
	{
		if (display == null || display.isDisposed())
			return;
		if (this.task == null || this.task.compareTo(task) != 0)
		{
			this.task = task;
			update();
		}
	}

	private void update()
	{
		if (updating && !Utils.isThisThreadSWT())
		{
			return;
		} else
		{
			updating = true;
			Utils.execSWTThread(new AERunnable() {

				final SplashWindow this$0;

				public void runSupport()
				{
					updating = false;
					if (splash == null || splash.isDisposed())
						return;
					Image newCurrent = new Image(display, background, 0);
					GC gc = new GC(newCurrent);
					try
					{
						gc.setAntialias(1);
						gc.setTextAntialias(1);
					}
					catch (Exception e) { }
					int y = pbY;
					if (task != null)
					{
						gc.setFont(textFont);
						gc.setForeground(textColor);
						Point extent = gc.textExtent(task);
						y = pbY - extent.y - 5;
						gc.setClipping(10, y, width - 20, extent.y);
						gc.drawText(task, 10, y, true);
						gc.setClipping((Rectangle)null);
					}
					gc.setForeground(fadedGreyColor);
					gc.setBackground(fadedGreyColor);
					gc.fillRectangle(pbX - 0, pbY + Math.abs(0) / 2, pbWidth + 0, 2);
					gc.setForeground(progressBarColor);
					gc.setBackground(progressBarColor);
					gc.fillRectangle(pbX, pbY, (percent * pbWidth) / 100, 2);
					Image old = current;
					current = newCurrent;
					if (old != null && !old.isDisposed())
						old.dispose();
					gc.dispose();
					canvas.redraw(0, y, width, height - y, true);
					canvas.update();
				}

			
			{
				this$0 = SplashWindow.this;
				super();
			}
			});
			return;
		}
	}

	public int getPercent()
	{
		return percent;
	}

	public void reportPercent(int percent)
	{
		if (display == null || display.isDisposed())
			return;
		if (percent > 100)
		{
			closeSplash();
			return;
		}
		if (this.percent != percent)
		{
			this.percent = percent;
			update();
		}
	}



}