/*
* Created on 2 feb. 2004
* 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;
import java.io.File;
import java.io.FileInputStream;
import java.util.*;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.ScrolledComposite;
import org.eclipse.swt.events.ControlAdapter;
import org.eclipse.swt.events.ControlEvent;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
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.Debug;
import org.gudy.azureus2.ui.swt.components.shell.ShellFactory;
public class ImageViewerWindow {
private Shell shell;
private Button ok;
private Image image;
private List<TextViewerWindowListener> listeners = new ArrayList<TextViewerWindowListener>();
public
ImageViewerWindow(
String sTitleID, String sMessageID, File image_file )
{
this( sTitleID, sMessageID, image_file, null );
}
public
ImageViewerWindow(
String sTitleID, String sMessageID, Image img )
{
this( sTitleID, sMessageID, null, img );
}
private
ImageViewerWindow(
String sTitleID, String sMessageID, File image_file, Image img )
{
shell = ShellFactory.createMainShell(SWT.DIALOG_TRIM | SWT.RESIZE | SWT.MAX );
if (sTitleID != null) shell.setText(MessageText.keyExists(sTitleID)?MessageText.getString(sTitleID):sTitleID);
Utils.setShellIcon(shell);
GridLayout layout = new GridLayout();
layout.numColumns = 2;
shell.setLayout(layout);
Label label = new Label(shell, SWT.NONE);
if (sMessageID != null) label.setText(MessageText.keyExists(sMessageID)?MessageText.getString(sMessageID):sMessageID);
GridData gridData = new GridData( GridData.FILL_HORIZONTAL );
// gridData.widthHint = 200;
gridData.horizontalSpan = 2;
label.setLayoutData(gridData);
final ScrolledComposite sc = new ScrolledComposite(shell, SWT.H_SCROLL | SWT.V_SCROLL);
sc.setExpandHorizontal(true);
sc.setExpandVertical(true);
gridData = new GridData( GridData.FILL_BOTH );
gridData.widthHint = 500;
gridData.heightHint = 400;
gridData.horizontalSpan = 2;
sc.setLayoutData(gridData);
layout = new GridLayout();
layout.horizontalSpacing = 0;
layout.verticalSpacing = 0;
layout.marginHeight = 0;
layout.marginWidth = 0;
sc.setLayout(layout);
final Composite img_comp = new Composite( sc, SWT.NONE );
img_comp.setLayout( new GridLayout());
Label img_label = new Label(img_comp, SWT.BORDER );
img_label.setAlignment( SWT.CENTER );
gridData = new GridData( GridData.FILL_BOTH );
img_label.setLayoutData(gridData);
sc.setContent( img_comp );
sc.addControlListener(new ControlAdapter() {
public void controlResized(ControlEvent e) {
sc.setMinSize(img_comp.computeSize(SWT.DEFAULT, SWT.DEFAULT ));
}
});
if ( img == null ){
try{
FileInputStream is = new FileInputStream( image_file );
try{
image = new Image( shell.getDisplay(), is );
}finally{
is.close();
}
}catch( Throwable e ){
e.printStackTrace();
}
}else{
image = img;
}
if ( image != null ){
img_label.setImage( image );
img_label.addDisposeListener(
new DisposeListener()
{
public void
widgetDisposed(DisposeEvent e)
{
image.dispose();
}
});
}
label = new Label(shell, SWT.NONE);
gridData = new GridData( GridData.FILL_HORIZONTAL );
label.setLayoutData(gridData);
ok = new Button(shell, SWT.PUSH);
ok.setText(MessageText.getString("Button.ok"));
gridData = new GridData();
gridData.widthHint = 70;
ok.setLayoutData(gridData);
shell.setDefaultButton(ok);
ok.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event) {
try {
shell.dispose();
}
catch (Exception e) {
Debug.printStackTrace( e );
}
}
});
shell.addListener(SWT.Traverse, new Listener() {
public void handleEvent(Event e) {
if ( e.character == SWT.ESC){
if ( ok.isEnabled()){
shell.dispose();
}
}
}
});
shell.addDisposeListener(
new DisposeListener()
{
public void
widgetDisposed(
DisposeEvent arg0)
{
for ( TextViewerWindowListener l: listeners ){
l.closed();
}
}
});
shell.pack();
Utils.centreWindow( shell );
shell.open();
}
public void
setOKEnabled(
boolean enabled )
{
ok.setEnabled( enabled );
}
public void
addListener(
TextViewerWindowListener l )
{
listeners.add( l );
}
public boolean
isDisposed()
{
return( shell.isDisposed());
}
public void
close()
{
if ( !shell.isDisposed()){
shell.dispose();
}
}
public interface
TextViewerWindowListener
{
public void
closed();
}
}