/*
* Created on 15 avr. 2005
* Created by Olivier Chalouhi
*
* Copyright (C) 2004, 2005, 2006 Aelitis SAS, 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.
*
* 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 ( see the LICENSE file ).
*
* 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.welcome;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Locale;
import org.eclipse.swt.SWT;
import org.eclipse.swt.browser.Browser;
import org.eclipse.swt.custom.StyleRange;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;
import org.gudy.azureus2.core3.internat.MessageText;
import org.gudy.azureus2.core3.util.*;
import org.gudy.azureus2.pluginsimpl.local.utils.resourcedownloader.ResourceDownloaderFactoryImpl;
import org.gudy.azureus2.ui.swt.Utils;
import org.gudy.azureus2.ui.swt.components.shell.ShellFactory;
import com.aelitis.azureus.ui.swt.utils.ColorCache;
import org.gudy.azureus2.plugins.utils.resourcedownloader.ResourceDownloader;
import org.gudy.azureus2.plugins.utils.resourcedownloader.ResourceDownloaderException;
import org.gudy.azureus2.plugins.utils.resourcedownloader.ResourceDownloaderFactory;
/**
* This is the What's New window
*/
public class WelcomeWindow {
private static final String lineSeparator = System.getProperty ("line.separator");
Display display;
Shell shell;
Color black,white,light,grey,green,blue,fg,bg;
String sWhatsNew;
Font monospace;
private Composite cWhatsNew;
private Label labelLoading;
public WelcomeWindow(Shell parentShell) {
try {
init(parentShell);
} catch (Throwable t) {
}
}
public void init (Shell parentShell) {
shell = ShellFactory.createShell(parentShell, SWT.BORDER | SWT.TITLE | SWT.CLOSE | SWT.RESIZE);
Utils.setShellIcon(shell);
if(Constants.isOSX)
monospace = new Font(shell.getDisplay(),"Courier",12,SWT.NORMAL);
else
monospace = new Font(shell.getDisplay(),"Courier New",8,SWT.NORMAL);
shell.setText(MessageText.getString("window.welcome.title", new String[]{ Constants.AZUREUS_VERSION }));
display = shell.getDisplay();
GridLayout layout = new GridLayout();
shell.setLayout(layout);
GridData data;
cWhatsNew = new Composite(shell, SWT.BORDER);
data = new GridData(GridData.FILL_BOTH);
cWhatsNew.setLayoutData(data);
cWhatsNew.setLayout(new FillLayout());
Button bClose = new Button(shell,SWT.PUSH);
bClose.setText(MessageText.getString("Button.close"));
data = new GridData();
data.widthHint = 70;
data.horizontalAlignment = Constants.isOSX ? SWT.CENTER : SWT.RIGHT;
bClose.setLayoutData(data);
Listener closeListener = new Listener() {
public void handleEvent(Event event) {
close();
}
};
bClose.addListener(SWT.Selection, closeListener);
shell.addListener(SWT.Close,closeListener);
shell.setDefaultButton( bClose );
shell.addListener(SWT.Traverse, new Listener() {
public void handleEvent(Event e) {
if ( e.character == SWT.ESC){
close();
}
}
});
shell.setSize(750,500);
Utils.centreWindow(shell);
shell.layout();
shell.open();
pullWhatsNew(cWhatsNew);
}
private void pullWhatsNew(Composite cWhatsNew) {
labelLoading = new Label(cWhatsNew, SWT.CENTER);
labelLoading.setText(MessageText.getString("installPluginsWizard.details.loading"));
shell.layout(true, true);
shell.update();
getWhatsNew(1);
}
public void setWhatsNew() {
Utils.execSWTThread(new AERunnable() {
public void runSupport() {
_setWhatsNew();
}
});
}
public void _setWhatsNew() {
if (sWhatsNew.indexOf("<html") >= 0 || sWhatsNew.indexOf("<HTML") >= 0) {
Browser browser = Utils.createSafeBrowser(cWhatsNew, SWT.NONE);
if (browser != null) {
browser.setText(sWhatsNew);
} else {
try {
File tempFile = File.createTempFile("AZU", ".html");
tempFile.deleteOnExit();
FileUtil.writeBytesAsFile(tempFile.getAbsolutePath(),
sWhatsNew.getBytes("utf8"));
Utils.launch(tempFile.getAbsolutePath());
shell.dispose();
return;
} catch (IOException e) {
}
}
} else {
StyledText helpPanel = new StyledText(cWhatsNew, SWT.VERTICAL | SWT.HORIZONTAL);
helpPanel.setEditable(false);
try {
helpPanel.setRedraw(false);
helpPanel.setWordWrap(false);
helpPanel.setFont(monospace);
black = ColorCache.getColor(display, 0, 0, 0);
white = ColorCache.getColor(display, 255, 255, 255);
light = ColorCache.getColor(display, 200, 200, 200);
grey = ColorCache.getColor(display, 50, 50, 50);
green = ColorCache.getColor(display, 30, 80, 30);
blue = ColorCache.getColor(display, 20, 20, 80);
int style;
boolean setStyle;
helpPanel.setForeground(grey);
String[] lines = sWhatsNew.split("\\r?\\n");
for (int i = 0; i < lines.length; i++) {
String line = lines[i];
setStyle = false;
fg = grey;
bg = white;
style = SWT.NORMAL;
char styleChar;
String text;
if (line.length() < 2) {
styleChar = ' ';
text = " " + lineSeparator;
} else {
styleChar = line.charAt(0);
text = line.substring(1) + lineSeparator;
}
switch (styleChar) {
case '*':
text = " * " + text;
fg = green;
setStyle = true;
break;
case '+':
text = " " + text;
fg = black;
bg = light;
style = SWT.BOLD;
setStyle = true;
break;
case '!':
style = SWT.BOLD;
setStyle = true;
break;
case '@':
fg = blue;
setStyle = true;
break;
case '$':
bg = blue;
fg = white;
style = SWT.BOLD;
setStyle = true;
break;
case ' ':
text = " " + text;
break;
default:
text = styleChar + text;
}
helpPanel.append(text);
if (setStyle) {
int lineCount = helpPanel.getLineCount() - 1;
int charCount = helpPanel.getCharCount();
// System.out.println("Got Linecount " + lineCount + ", Charcount " + charCount);
int lineOfs = helpPanel.getOffsetAtLine(lineCount - 1);
int lineLen = charCount - lineOfs;
// System.out.println("Setting Style : " + lineOfs + ", " + lineLen);
helpPanel.setStyleRange(new StyleRange(lineOfs, lineLen, fg, bg,
style));
helpPanel.setLineBackground(lineCount - 1, 1, bg);
}
}
helpPanel.setRedraw(true);
} catch (Exception e) {
System.out.println("Unable to load help contents because:" + e);
//e.printStackTrace();
}
}
if (labelLoading != null && !labelLoading.isDisposed()) {
labelLoading.dispose();
}
shell.layout(true, true);
}
private void getWhatsNew(final int phase) {
String helpFile = null;
if (phase == 1) {
helpFile = MessageText.getString("window.welcome.file");
if (!helpFile.toLowerCase().startsWith(Constants.SF_WEB_SITE)) {
getWhatsNew(2);
return;
}
} else {
helpFile = MessageText.getString("window.welcome.file");
InputStream stream;
stream = getClass().getResourceAsStream(helpFile);
if (stream == null) {
String helpFullPath = "/org/gudy/azureus2/internat/whatsnew/" + helpFile;
stream = getClass().getResourceAsStream(helpFullPath);
}
if (stream == null) {
stream = getClass().getResourceAsStream("/ChangeLog.txt");
}
if (stream == null) {
sWhatsNew = "Welcome Window: Error loading resource: " + helpFile;
} else {
try {
sWhatsNew = FileUtil.readInputStreamAsString(stream, 65535, "utf8");
stream.close();
} catch (IOException e) {
Debug.out(e);
}
}
setWhatsNew();
return;
}
final String url = helpFile;
new AEThread2("getWhatsNew", true) {
public void run() {
String s;
ResourceDownloaderFactory rdf = ResourceDownloaderFactoryImpl.getSingleton();
try {
ResourceDownloader rd = rdf.create(new URL(url));
InputStream is = rd.download();
int length = is.available();
byte data[] = new byte[length];
is.read(data);
is.close();
s = new String(data);
} catch (ResourceDownloaderException rde) {
// We don't need a stack trace - it's arguable that we even need any
// errors at all - the below line is better, but suppressed output might
// be better.
//Debug.outNoStack("Error downloading from " + url + ", " + rde, true);
s = "";
} catch (Exception e) {
Debug.out(e);
s = "";
}
sWhatsNew = s;
if (sWhatsNew == null || sWhatsNew.length() == 0) {
getWhatsNew(phase + 1);
return;
}
Utils.execSWTThread(new AERunnable() {
public void runSupport() {
if (cWhatsNew != null && !cWhatsNew.isDisposed()) {
setWhatsNew();
}
}
});
}
}.start();
}
private void close() {
monospace.dispose();
shell.dispose();
}
public static void main(String[] args) {
//Locale.setDefault(new Locale("nl", "NL"));
//MessageText.changeLocale(new Locale("nl", "NL"));
System.out.println(Locale.getDefault().getCountry());
new WelcomeWindow(null);
Display display = Display.getDefault();
while (true) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
}
}