/*
* Created on 27 Jul 2006
* Created by Paul Gardner
* Copyright (C) 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.progress;
import java.io.InputStream;
import org.eclipse.swt.SWT;
import org.eclipse.swt.SWTException;
import org.eclipse.swt.events.PaintEvent;
import org.eclipse.swt.events.PaintListener;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Canvas;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.gudy.azureus2.core3.internat.MessageText;
import org.gudy.azureus2.core3.util.AERunnable;
import org.gudy.azureus2.core3.util.AEThread2;
import org.gudy.azureus2.core3.util.Debug;
import org.gudy.azureus2.core3.util.DelayedEvent;
import org.gudy.azureus2.ui.swt.ImageRepository;
import org.gudy.azureus2.ui.swt.Utils;
import org.gudy.azureus2.ui.swt.mainwindow.SWTThread;
import com.aelitis.azureus.core.AzureusCore;
import com.aelitis.azureus.core.AzureusCoreOperation;
import com.aelitis.azureus.core.AzureusCoreOperationListener;
import com.aelitis.azureus.core.AzureusCoreOperationTask;
import com.aelitis.azureus.ui.swt.imageloader.ImageLoader;
public class
ProgressWindow
{
public static void
register(
AzureusCore core )
{
core.addOperationListener(
new AzureusCoreOperationListener()
{
public boolean
operationCreated(
AzureusCoreOperation operation )
{
if ( ( operation.getOperationType() == AzureusCoreOperation.OP_FILE_MOVE ||
operation.getOperationType() == AzureusCoreOperation.OP_PROGRESS )&&
Utils.isThisThreadSWT()){
if ( operation.getTask() != null ){
new ProgressWindow( operation );
return( true );
}
}
return( false );
}
});
}
private volatile Shell shell;
private volatile boolean task_complete;
private final String resource;
private Image[] spinImages;
protected int curSpinIndex = 0;
protected
ProgressWindow(
final AzureusCoreOperation operation )
{
final RuntimeException[] error = {null};
resource = operation.getOperationType()==AzureusCoreOperation.OP_FILE_MOVE?"progress.window.msg.filemove":"progress.window.msg.progress";
new DelayedEvent(
"ProgWin",
operation.getOperationType()==AzureusCoreOperation.OP_FILE_MOVE?1000:10,
new AERunnable()
{
public void
runSupport()
{
if ( !task_complete ){
Utils.execSWTThread(
new Runnable()
{
public void
run()
{
synchronized( ProgressWindow.this ){
if ( !task_complete ){
Shell shell = org.gudy.azureus2.ui.swt.components.shell.ShellFactory.createMainShell(
( SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL ));
showDialog( shell );
}
}
}
},
false );
}
}
});
new AEThread2( "ProgressWindow", true )
{
public void
run()
{
try{
// Thread.sleep(10000);
AzureusCoreOperationTask task = operation.getTask();
if ( task == null ){
throw( new RuntimeException( "Task not available" ));
}
task.run( operation );
}catch( RuntimeException e ){
error[0] = e;
}catch( Throwable e ){
error[0] = new RuntimeException( e );
}finally{
Utils.execSWTThread(
new Runnable()
{
public void
run()
{
destroy();
}
});
}
}
}.start();
try{
final Display display = SWTThread.getInstance().getDisplay();
while( !( task_complete || display.isDisposed())){
if (!display.readAndDispatch()) display.sleep();
}
}finally{
// bit of boiler plate in case something fails in the dispatch loop
synchronized( ProgressWindow.this ){
task_complete = true;
}
try{
if ( shell != null && !shell.isDisposed()){
shell.dispose();
}
}catch( Throwable e ){
Debug.printStackTrace(e);
}
}
if ( error[0] != null ){
throw( error[0] );
}
}
public
ProgressWindow(
Shell _parent,
String _resource,
int _style,
int _delay_millis )
{
resource = _resource;
final Shell shell = new Shell( _parent, _style );
if ( _delay_millis <= 0 ){
showDialog( shell );
}else{
new DelayedEvent(
"ProgWin",
_delay_millis,
new AERunnable()
{
public void
runSupport()
{
if ( !task_complete ){
Utils.execSWTThread(
new Runnable()
{
public void
run()
{
synchronized( ProgressWindow.this ){
if ( !task_complete ){
showDialog( shell );
}
}
}
},
false );
}
}
});
}
}
protected void
showDialog(
Shell _shell )
{
shell = _shell;
shell.setText( MessageText.getString( "progress.window.title" ));
Utils.setShellIcon(shell);
shell.addListener(
SWT.Close,
new Listener()
{
public void
handleEvent(
org.eclipse.swt.widgets.Event event)
{
event.doit = false;
}
});
GridLayout layout = new GridLayout();
layout.numColumns = 2;
shell.setLayout(layout);
spinImages = ImageLoader.getInstance().getImages("working");
if ( spinImages == null || spinImages.length == 0 ){
new Label( shell, SWT.NULL );
}else{
final Rectangle spinBounds = spinImages[0].getBounds();
final Canvas canvas =
new Canvas( shell, SWT.NULL )
{
public Point computeSize(int wHint, int hHint,boolean changed )
{
return( new Point(spinBounds.width, spinBounds.height));
}
};
canvas.addPaintListener(new PaintListener() {
public void paintControl(PaintEvent e) {
e.gc.drawImage(spinImages[curSpinIndex ], 0, 0);
}
});
Utils.execSWTThreadLater(100, new AERunnable() {
public void runSupport() {
if (canvas == null || canvas.isDisposed()) {
return;
}
canvas.redraw();
canvas.update();
if (curSpinIndex == spinImages.length - 1) {
curSpinIndex = 0;
} else {
curSpinIndex++;
}
Utils.execSWTThreadLater(100, this);
}
});
}
Label label = new Label(shell, SWT.NONE);
label.setText(MessageText.getString( resource ));
GridData gridData = new GridData();
label.setLayoutData(gridData);
shell.pack();
Composite parent = shell.getParent();
if ( parent != null ){
Utils.centerWindowRelativeTo( shell, parent );
}else{
Utils.centreWindow( shell );
}
shell.open();
}
public void
destroy()
{
synchronized( ProgressWindow.this ){
task_complete = true;
}
try{
if ( shell != null && !shell.isDisposed()){
shell.dispose();
}
}catch( Throwable e ){
Debug.printStackTrace(e);
}
if (spinImages != null) {
ImageLoader.getInstance().releaseImage("working");
spinImages = null;
}
}
}