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Diffstat (limited to 'netx/net/sourceforge/jnlp/GuiLaunchHandler.java')
-rw-r--r-- | netx/net/sourceforge/jnlp/GuiLaunchHandler.java | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/netx/net/sourceforge/jnlp/GuiLaunchHandler.java b/netx/net/sourceforge/jnlp/GuiLaunchHandler.java new file mode 100644 index 0000000..28a2013 --- /dev/null +++ b/netx/net/sourceforge/jnlp/GuiLaunchHandler.java @@ -0,0 +1,123 @@ +/* GuiLaunchHandler.java + Copyright (C) 2011 Red Hat, Inc. + +This file is part of IcedTea. + +IcedTea is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +IcedTea is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with IcedTea; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package net.sourceforge.jnlp; + +import java.net.URL; + +import javax.swing.SwingUtilities; + +import net.sourceforge.jnlp.cache.ResourceTracker; +import net.sourceforge.jnlp.cache.UpdatePolicy; +import net.sourceforge.jnlp.runtime.ApplicationInstance; +import net.sourceforge.jnlp.util.BasicExceptionDialog; + +/** + * A {@link LaunchHandler} that gives feedback to the user using GUI elements + * including splash screens and exception dialogs. + */ +public class GuiLaunchHandler implements LaunchHandler { + + private JNLPSplashScreen splashScreen = null; + private UpdatePolicy policy = UpdatePolicy.ALWAYS; + + @Override + public void launchCompleted(ApplicationInstance application) { + // do nothing + } + + @Override + public void launchError(final LaunchException exception) { + SwingUtilities.invokeLater(new Runnable() { + @Override + public void run() { + BasicExceptionDialog.show(exception); + } + }); + } + + @Override + public void launchStarting(ApplicationInstance application) { + SwingUtilities.invokeLater(new Runnable() { + @Override + public void run() { + if (splashScreen != null) { + if (splashScreen.isSplashScreenValid()) { + splashScreen.setVisible(false); + } + splashScreen.dispose(); + } + } + }); + } + + @Override + public void launchInitialized(final JNLPFile file) { + SwingUtilities.invokeLater(new Runnable() { + @Override + public void run() { + final int preferredWidth = 500; + final int preferredHeight = 400; + + URL splashImageURL = file.getInformation().getIconLocation( + IconDesc.SPLASH, preferredWidth, preferredHeight); + if (splashImageURL != null) { + ResourceTracker resourceTracker = new ResourceTracker(true); + resourceTracker.addResource(splashImageURL, file.getFileVersion(), null, policy); + splashScreen = new JNLPSplashScreen(resourceTracker, null, null); + splashScreen.setSplashImageURL(splashImageURL); + if (splashScreen.isSplashScreenValid()) { + splashScreen.setVisible(true); + } + } + } + }); + } + + @Override + public boolean launchWarning(LaunchException warning) { + DefaultLaunchHandler.printMessage(warning); + return true; + } + + @Override + public boolean validationError(LaunchException security) { + DefaultLaunchHandler.printMessage(security); + return true; + } + +} |