mirror of https://github.com/sipwise/jitsi.git
Damian Minkov
12 years ago
parent
64b1d76103
commit
52c87eaf68
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After Width: | Height: | Size: 38 KiB |
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/*
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* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
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*
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* Distributable under LGPL license.
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* See terms of license at gnu.org.
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*/
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package net.java.sip.communicator.impl.splashscreen;
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import org.osgi.framework.*;
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import java.awt.*;
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/**
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* Activates if splash screen is available to draw progress and
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* currently loading bundle name.
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*
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* @author Damian Minkov
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*/
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public class SplashScreenActivator
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implements BundleActivator,
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ServiceListener
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{
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/**
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* A reference to the bundle context that is currently in use.
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*/
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private BundleContext bundleContext = null;
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/**
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* The splash screen if any.
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*/
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private SplashScreen splash;
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/**
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* The splash screen graphics.
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*/
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private Graphics2D g;
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/**
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* Progress so far.
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*/
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private int progress = 0;
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/**
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* The colors.
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*/
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private Color TEXT_BACKGROUND = new Color(203, 202, 202);
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private Color TEXT_FOREGROUND = new Color(82, 82, 82);
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private Color PROGRESS_FOREGROUND = new Color(177, 174, 173);
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/**
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* Starts if the splash screen is available.
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*
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* @throws Exception if starting the arg delegation bundle and registering
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* the delegationPeer with the util package URI manager fails
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*/
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public void start(BundleContext bundleContext)
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{
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this.bundleContext = bundleContext;
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splash = SplashScreen.getSplashScreen();
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if(splash == null)
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return;
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g = splash.createGraphics();
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if(g == null)
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return;
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bundleContext.addServiceListener(this);
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}
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/**
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* Unsets the listener that we set when we start this bundle.
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*
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* @param bc an instance of the currently valid bundle context.
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*/
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public void stop(BundleContext bc)
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{
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bc.removeServiceListener(this);
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this.g = null;
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this.splash = null;
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TEXT_BACKGROUND = null; TEXT_FOREGROUND = null;
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PROGRESS_FOREGROUND = null;
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}
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@Override
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public void serviceChanged(ServiceEvent serviceEvent)
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{
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if(splash == null)
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return;
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synchronized(splash)
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{
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try
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{
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if(!splash.isVisible())
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{
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stop(bundleContext);
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return;
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}
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Bundle bundle =
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serviceEvent.getServiceReference().getBundle();
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if(bundle == null)
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return;
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Object bundleName =
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bundle.getHeaders().get(Constants.BUNDLE_NAME);
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if(bundleName == null)
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return;
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progress++;
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int progressWidth = 233;
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int progressHeight = 14;
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int progressX = 168;
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int progressY = 97;
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int textHeight = 20;
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int textBaseX = 150;
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int textBaseY = 145 + (50 - textHeight)/2 + textHeight;
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int currentProgressWidth = Math.min(2*progress, progressWidth);
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g.setComposite(AlphaComposite.Clear);
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g.setPaintMode();
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// first clear the space for text
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g.setColor(TEXT_BACKGROUND);
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g.clearRect(
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textBaseX - 1,// -1 to clear a pix left from some txt
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textBaseY - textHeight,
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(int) this.splash.getBounds().getWidth() - textBaseX,
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textHeight + 5);
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g.fillRect(
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textBaseX - 1,// -1 to clear a pix left from some txt
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textBaseY - textHeight,
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(int) this.splash.getBounds().getWidth() - textBaseX,
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textHeight + 5);
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// then fill the progress
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g.setColor(PROGRESS_FOREGROUND);
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g.fillRect(progressX, progressY,
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currentProgressWidth, progressHeight);
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g.drawRect(progressX, progressY,
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currentProgressWidth, progressHeight);
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g.setRenderingHint(
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RenderingHints.KEY_TEXT_ANTIALIASING,
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RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
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g.setColor(TEXT_FOREGROUND);
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g.drawString(bundleName.toString(), textBaseX, textBaseY);
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splash.update();
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}
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catch(Throwable e)
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{
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stop(bundleContext);
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return;
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}
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}
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}
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}
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@ -0,0 +1,8 @@
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Bundle-Activator: net.java.sip.communicator.impl.splashscreen.SplashScreenActivator
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Bundle-Name: Splash Screen
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Bundle-Description: A bundle that updates splash screen if present
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Bundle-Vendor: jitsi.org
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Bundle-Version: 0.0.1
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Bundle-SymbolicName: net.java.sip.communicator.impl.splashscreen
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Import-Package: org.osgi.framework,
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org.osgi.service.startlevel
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