/*
* Created on Apr 30, 2004
* Created by Olivier Chalouhi
* Copyright (C) 2004, 2005, 2006 Aelitis, All Rights Reserved.
*
* This program 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
* of the License, or (at your option) any later version.
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* AELITIS, SAS au capital de 46,603.30 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*
*/
package org.gudy.azureus2.ui.swt.mainwindow;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.*;
import org.gudy.azureus2.core3.internat.MessageText;
import org.gudy.azureus2.core3.logging.*;
import org.gudy.azureus2.core3.util.*;
import org.gudy.azureus2.platform.PlatformManagerFactory;
import org.gudy.azureus2.ui.swt.UISwitcherListener;
import org.gudy.azureus2.ui.swt.UISwitcherUtil;
import org.gudy.azureus2.ui.swt.shells.MessageBoxShell;
import com.aelitis.azureus.core.AzureusCore;
import com.aelitis.azureus.core.AzureusCoreFactory;
import com.aelitis.azureus.core.AzureusCoreRunningListener;
import com.aelitis.azureus.ui.*;
import com.aelitis.azureus.ui.swt.UIFunctionsManagerSWT;
import com.aelitis.azureus.ui.swt.UIFunctionsSWT;
/**
* The main SWT Thread, the only one that should run any GUI code.
*/
public class SWTThread {
private static SWTThread instance;
public static SWTThread getInstance() {
return instance;
}
public static void createInstance(IUIIntializer initializer) throws SWTThreadAlreadyInstanciatedException {
if(instance != null) {
throw new SWTThreadAlreadyInstanciatedException();
}
//Will only return on termination
new SWTThread(initializer);
}
Display display;
private boolean sleak;
private boolean terminated;
private Thread runner;
private final IUIIntializer initializer;
private Monitor primaryMonitor;
protected boolean displayDispoed;
private
SWTThread(
final IUIIntializer app )
{
this.initializer = app;
instance = this;
Display.setAppName(Constants.APP_NAME);
try {
display = Display.getCurrent();
if ( display == null ){
display = new Display();
sleak = false;
}else{
sleak = true;
}
} catch(Exception e) {
display = new Display();
sleak = false;
} catch (UnsatisfiedLinkError ue) {
String sMin = "3.4";
try {
sMin = "" + (((int)(SWT.getVersion() / 100)) / 10.0);
} catch (Throwable t) {
}
try{
String tempDir = System.getProperty ("swt.library.path");
if (tempDir == null) {
tempDir = System.getProperty ("java.io.tmpdir");
}
Debug.out("Loading SWT Libraries failed. "
+ "Typical causes:\n\n"
+ "(1) swt.jar is not for your os architecture ("
+ System.getProperty("os.arch") + "). "
+ "You can get a new swt.jar (Min Version: " + sMin + ") "
+ "from http://eclipse.org/swt"
+ "\n\n"
+ "(2) No write access to '" + tempDir
+ "'. SWT will extract libraries contained in the swt.jar to this dir.\n", ue);
if (!terminated) {
app.stopIt(false, false);
terminated = true;
}
PlatformManagerFactory.getPlatformManager().dispose();
} catch (Throwable t) {
}
return;
}
Thread.currentThread().setName("SWT Thread");
primaryMonitor = display.getPrimaryMonitor();
AEDiagnostics.addEvidenceGenerator(new AEDiagnosticsEvidenceGenerator() {
public void generate(IndentWriter writer) {
writer.println("SWT");
try {
writer.indent();
writer.println("SWT Version:" + SWT.getVersion() + "/"
+ SWT.getPlatform());
writer.println("org.eclipse.swt.browser.XULRunnerPath: "
+ System.getProperty("org.eclipse.swt.browser.XULRunnerPath", ""));
writer.println("MOZILLA_FIVE_HOME: "
+ SystemProperties.getEnvironmentalVariable("MOZILLA_FIVE_HOME"));
} finally {
writer.exdent();
}
}
});
UISwitcherUtil.addListener(new UISwitcherListener() {
public void uiSwitched(String ui) {
MessageBoxShell mb = new MessageBoxShell(
MessageText.getString("dialog.uiswitcher.restart.title"),
MessageText.getString("dialog.uiswitcher.restart.text"),
new String[] {
MessageText.getString("UpdateWindow.restart"),
MessageText.getString("UpdateWindow.restartLater"),
}, 0);
mb.open(new UserPrompterResultListener() {
public void prompterClosed(int result) {
if (result != 0) {
return;
}
UIFunctions uif = UIFunctionsManager.getUIFunctions();
if (uif != null) {
uif.dispose(true, false);
}
}
});
}
});
// SWT.OpenDocument is only available on 3637
try {
Field fldOpenDoc = SWT.class.getDeclaredField("OpenDocument");
int SWT_OpenDocument = fldOpenDoc.getInt(null);
display.addListener(SWT_OpenDocument, new Listener() {
public void handleEvent(final Event event) {
AzureusCoreFactory.addCoreRunningListener(new AzureusCoreRunningListener() {
public void azureusCoreRunning(AzureusCore core) {
TorrentOpener.openTorrents(new String[] { event.text } );
}
});
}
});
} catch (Throwable t) {
}
Listener lShowMainWindow = new Listener() {
public void handleEvent(Event event) {
Shell as = Display.getDefault().getActiveShell();
if (as != null) {
as.setVisible(true);
as.forceActive();
return;
}
UIFunctionsSWT uif = UIFunctionsManagerSWT.getUIFunctionsSWT();
if (uif != null) {
Shell mainShell = uif.getMainShell();
if (mainShell == null || !mainShell.isVisible() || mainShell.getMinimized()) {
uif.bringToFront(false);
}
}
}
};
display.addListener(SWT.Activate, lShowMainWindow);
display.addListener(SWT.Selection, lShowMainWindow);
display.addListener(SWT.Dispose, new Listener() {
public void handleEvent(Event event) {
displayDispoed = true;
}
});
if (Constants.isOSX) {
// On Cocoa, we get a Close trigger on display. Need to check if all
// platforms send this.
display.addListener(SWT.Close, new Listener() {
public void handleEvent(Event event) {
event.doit = UIFunctionsManager.getUIFunctions().dispose(false, false);
}
});
String platform = SWT.getPlatform();
// use reflection here so we decouple generic SWT from OSX specific stuff to an extent
if (platform.equals("carbon")) {
try {
Class<?> ehancerClass = Class.forName("org.gudy.azureus2.ui.swt.osx.CarbonUIEnhancer");
Constructor<?> constructor = ehancerClass.getConstructor(new Class[] {});
constructor.newInstance(new Object[] {});
} catch (Throwable e) {
Debug.printStackTrace(e);
}
} else if (platform.equals("cocoa")) {
try {
Class<?> ehancerClass = Class.forName("org.gudy.azureus2.ui.swt.osx.CocoaUIEnhancer");
Method mGetInstance = ehancerClass.getMethod("getInstance", new Class[0]);
Object claObj = mGetInstance.invoke(null, new Object[0] );
Method mHookAppMenu = claObj.getClass().getMethod("hookApplicationMenu", new Class[] {});
if (mHookAppMenu != null) {
mHookAppMenu.invoke(claObj, new Object[0]);
}
Method mHookDocOpen = claObj.getClass().getMethod("hookDocumentOpen", new Class[] {});
if (mHookDocOpen != null) {
mHookDocOpen.invoke(claObj, new Object[0]);
}
} catch (Throwable e) {
Debug.printStackTrace(e);
}
}
}
if (app != null) {
app.runInSWTThread();
runner = new Thread(new AERunnable() {
public void runSupport() {
app.run();
}
}, "Main Thread");
runner.start();
}
if(!sleak) {
while(!display.isDisposed() && !terminated) {
try {
if (!display.readAndDispatch())
display.sleep();
}
catch (Throwable e) {
if (terminated) {
Logger.log(new LogEvent(LogIDs.GUI,
"Weird non-critical error after terminated in readAndDispatch: "
+ e.toString()));
} else {
String stackTrace = Debug.getStackTrace(e);
if (Constants.isOSX
&& stackTrace.indexOf("Device.dispose") > 0
&& stackTrace.indexOf("DropTarget") > 0) {
Logger.log(new LogEvent(LogIDs.GUI,
"Weird non-critical display disposal in readAndDispatch"));
} else {
// Must use printStackTrace() (no params) in order to get
// "cause of"'s stack trace in SWT < 3119
if (SWT.getVersion() < 3119)
e.printStackTrace();
if (Constants.isCVSVersion()) {
Logger.log(new LogAlert(LogAlert.UNREPEATABLE,MessageText.getString("SWT.alert.erroringuithread"),e));
} else {
Debug.out(MessageText.getString("SWT.alert.erroringuithread"), e);
}
}
}
}
}
if(!terminated) {
// if we've falled out of the loop without being explicitly terminated then
// this appears to have been caused by a non-specific exit/restart request (as the
// specific ones should terminate us before disposing of the window...)
if (app != null) {
app.stopIt( false, false );
}
terminated = true;
}
try {
if (!display.isDisposed())
display.dispose();
} catch (Throwable t) {
// Must use printStackTrace() (no params) in order to get
// "cause of"'s stack trace in SWT < 3119
if (SWT.getVersion() < 3119)
t.printStackTrace();
else
Debug.printStackTrace(t);
}
// dispose platform manager here
PlatformManagerFactory.getPlatformManager().dispose();
}
}
public void terminate() {
terminated = true;
// must dispose here in case another window has take over the
// readAndDispatch/sleep loop
if (!display.isDisposed()) {
try {
Shell[] shells = display.getShells();
for (int i = 0; i < shells.length; i++) {
try {
Shell shell = shells[i];
shell.dispose();
} catch (Throwable t) {
Debug.out(t);
}
}
} catch (Throwable t) {
Debug.out(t);
}
display.dispose();
}
}
public Display getDisplay() {
return display;
}
public boolean isTerminated() {
//System.out.println("isTerm" + terminated + ";" + display.isDisposed() + Debug.getCompressedStackTrace(3));
return terminated || display.isDisposed() || displayDispoed;
}
public IUIIntializer getInitializer() {
return initializer;
}
public Monitor getPrimaryMonitor() {
return primaryMonitor;
}
}