thdltools/Jskad
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Jskad/source/org/thdl/tib/input/Jskad.java
dchandler aedef4b44d An error now appears if you try to convert from format A to format B but no 
glyphs in format A appear.  In this case, it is likely that you meant to convert
a different file or do a different conversion.
2003-06-29 21:31:48 +00:00

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/*
The contents of this file are subject to the THDL Open Community License
Version 1.0 (the "License"); you may not use this file except in compliance
with the License. You may obtain a copy of the License on the THDL web site
(http://www.thdl.org/).
Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
License for the specific terms governing rights and limitations under the
License.
The Initial Developer of this software is the Tibetan and Himalayan Digital
Library (THDL). Portions created by the THDL are Copyright 2001-2003 THDL.
All Rights Reserved.
Contributor(s): ______________________________________.
*/
package org.thdl.tib.input;
import java.io.*;
import java.net.URL;
import java.awt.*;
import java.awt.event.*;
import java.awt.print.*;
import javax.swing.plaf.basic.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.text.*;
import javax.swing.text.rtf.*;
import java.util.Vector;
import org.thdl.tib.text.*;
import org.thdl.util.ThdlDebug;
import org.thdl.util.RTFFixerInputStream;
import org.thdl.util.ThdlOptions;
import org.thdl.util.ThdlVersion;
import org.thdl.util.StatusBar;
import org.thdl.util.ThdlActionListener;
import org.thdl.util.HTMLPane;
import org.thdl.util.SimpleFrame;
import org.thdl.util.ThdlLazyException;
/**
* A simple Tibetan text editor. Jskad editors lack most of the
* functionality of a word-processor, but they do provide
* multiple keyboard input methods, as well as
* conversion routines to go back and forth between Extended
* Wylie and TibetanMachineWeb.
* <p>
* Jskad embeds {@link DuffPane DuffPane}, which is the editing
* window where the keyboard logic and most functionality is housed.
* <p>
* Depending on the object passed to the constructor,
* a Jskad object can be used in either an application or an
* applet.
* @author Edward Garrett, Tibetan and Himalayan Digital Library
* @version 1.0
*/
public class Jskad extends JPanel implements DocumentListener {
/** the name of the property a developer should set to see
low-level info on how keypresses in "Tibetan" input mode are
being interpreted */
private final static String enableKeypressStatusProp
= "thdl.Jskad.enable.tibetan.mode.status";
/** the middleman that keeps code regarding Tibetan keyboards
* clean */
private final static JskadKeyboardManager keybdMgr;
static {
try {
keybdMgr
= new JskadKeyboardManager(JskadKeyboardFactory.getAllAvailableJskadKeyboards());
} catch (Exception e) {
throw new ThdlLazyException(e);
}
}
private JComboBox fontFamilies, fontSizes;
private JFileChooser fileChooser;
private javax.swing.filechooser.FileFilter rtfFilter;
private javax.swing.filechooser.FileFilter txtFilter;
private int fontSize = 0;
private Object parentObject = null;
private static int numberOfTibsRTFOpen = 0;
private static int x_size;
private static int y_size;
/**
* The text editing window which this Jskad object embeds.
*/
public DuffPane dp;
/**
* Has the document been saved since it was last changed?
*/
public boolean hasChanged = false;
/**
* The filename, if any, associated with this instance of Jskad.
*/
public String fileName = null;
/** the status bar for this frame */
private StatusBar statusBar;
/** Do not use this JPanel constructor. */
private Jskad() { super(); }
/** Do not use this JPanel constructor. */
private Jskad(boolean isDB) { super(isDB); }
/** Do not use this JPanel constructor. */
private Jskad(LayoutManager lm) { super(lm); }
/** Do not use this JPanel constructor. */
private Jskad(LayoutManager lm, boolean isDB) { super(lm, isDB); }
/** Saves user preferences to disk if possible. */
private void savePreferencesAction() {
try {
if (!ThdlOptions.saveUserPreferences()) {
JOptionPane.showMessageDialog(Jskad.this,
"You previously cleared preferences,\nso you cannot now save them.",
"Cannot Save User Preferences",
JOptionPane.PLAIN_MESSAGE);
}
} catch (IOException ioe) {
System.out.println("IO Exception saving user preferences to " + ThdlOptions.getUserPreferencesPath());
ioe.printStackTrace();
ThdlDebug.noteIffyCode();
}
}
/** Clears user preferences by deleting the preferences file on
disk. Prompts the user to quit and reopen Jskad. */
private void clearPreferencesAction() {
try {
ThdlOptions.clearUserPreferences();
} catch (IOException ioe) {
System.out.println("IO Exception deleting user preferences file " + ThdlOptions.getUserPreferencesPath());
ioe.printStackTrace();
ThdlDebug.noteIffyCode();
}
JOptionPane.showMessageDialog(Jskad.this,
"You must now exit this application and restart\nbefore default preferences will take effect.",
"Clearing Preferences",
JOptionPane.PLAIN_MESSAGE);
}
/** pane displaying Jskad's single HTML help file */
private static HTMLPane helpPane;
/**
* @param parent the object that embeds this instance of Jskad.
* Supported objects include JFrames and JApplets. If the parent
* is a JApplet then the File menu is omitted from the menu bar.
*/
public Jskad(final Object parent) {
super();
if (ThdlOptions.getBooleanOption("thdl.Jskad.disable.status.bar")) {
statusBar = null;
} else {
statusBar
= new StatusBar(ThdlOptions.getStringOption("thdl.Jskad.initial.status.message",
"Welcome to Jskad!"));
}
parentObject = parent;
numberOfTibsRTFOpen++;
JMenuBar menuBar = new JMenuBar();
if (parentObject instanceof JFrame || parentObject instanceof JInternalFrame) {
String whereToStart
= ThdlOptions.getStringOption("thdl.Jskad.working.directory",
null);
fileChooser
= new JFileChooser(whereToStart.equals("") ? null : whereToStart);
rtfFilter = new RTFFilter();
txtFilter = new TXTFilter();
fileChooser.addChoosableFileFilter(rtfFilter);
JMenu fileMenu = new JMenu("File");
JMenuItem newItem = new JMenuItem("New");
// newItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_N,java.awt.Event.CTRL_MASK)); //Ctrl-n
newItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
newFile();
}
});
fileMenu.add(newItem);
JMenuItem openItem = new JMenuItem("Open");
// openItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_O,java.awt.Event.CTRL_MASK)); //Ctrl-o
openItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
openFile();
}
});
fileMenu.add(openItem);
if (parentObject instanceof JFrame) {
JMenuItem closeItem = new JMenuItem("Close");
closeItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
if (!hasChanged || hasChanged && checkSave(JOptionPane.YES_NO_CANCEL_OPTION)) {
Jskad.this.realCloseAction(true);
}
}
});
fileMenu.add(closeItem);
}
JMenuItem saveItem = new JMenuItem("Save");
// saveItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_S,java.awt.Event.CTRL_MASK)); //Ctrl-s
saveItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
if (fileName == null)
saveAsFile();
else
saveFile();
}
});
fileMenu.addSeparator();
fileMenu.add(saveItem);
JMenuItem saveAsItem = new JMenuItem("Save as");
saveAsItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
saveAsFile();
}
});
fileMenu.add(saveAsItem);
if (parentObject instanceof JFrame) {
JMenuItem exitItem = new JMenuItem("Exit");
exitItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
exitAction();
}
});
fileMenu.addSeparator();
fileMenu.add(exitItem);
}
menuBar.add(fileMenu);
}
JMenu editMenu = new JMenu("Edit");
if (parentObject instanceof JFrame || parentObject instanceof JInternalFrame) {
JMenuItem cutItem = new JMenuItem("Cut");
cutItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_X,
java.awt.Event.CTRL_MASK)); //Ctrl-x
cutItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
cutSelection();
}
});
editMenu.add(cutItem);
JMenuItem copyItem = new JMenuItem("Copy");
copyItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_C,
java.awt.Event.CTRL_MASK)); //Ctrl-c
copyItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
copySelection();
}
});
editMenu.add(copyItem);
JMenuItem pasteItem = new JMenuItem("Paste");
pasteItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_V,
java.awt.Event.CTRL_MASK)); //Ctrl-v
pasteItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
pasteSelection();
}
});
editMenu.add(pasteItem);
editMenu.addSeparator();
JMenuItem selectallItem = new JMenuItem("Select All");
selectallItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_A,
java.awt.Event.CTRL_MASK)); //Ctrl-a
selectallItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
dp.setSelectionStart(0);
dp.setSelectionEnd(dp.getDocument().getLength());
}
});
editMenu.add(selectallItem);
}
{
JMenuItem preferencesItem = new JMenuItem("Preferences");
preferencesItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
getPreferences();
}
});
editMenu.addSeparator();
editMenu.add(preferencesItem);
}
{
JMenuItem preferencesItem = new JMenuItem("Save preferences to " + ThdlOptions.getUserPreferencesPath());
preferencesItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
savePreferencesAction();
}
});
editMenu.add(preferencesItem);
}
{
JMenuItem preferencesItem = new JMenuItem("Clear preferences");
preferencesItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
clearPreferencesAction();
}
});
editMenu.addSeparator();
editMenu.add(preferencesItem);
}
menuBar.add(editMenu);
JMenu toolsMenu = new JMenu("Tools");
JMenuItem TMWWylieItem = new JMenuItem("Convert Tibetan to Wylie");
TMWWylieItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
toWylie();
}
});
toolsMenu.add(TMWWylieItem);
JMenuItem wylieTMWItem = new JMenuItem("Convert Wylie to Tibetan");
wylieTMWItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
toTibetan();
}
});
toolsMenu.add(wylieTMWItem);
if (parentObject instanceof JFrame || parentObject instanceof JInternalFrame) {
JMenuItem openWithItem = new JMenuItem("Open With External Viewer...");
openWithItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
openWithExternalViewer();
}
});
toolsMenu.addSeparator();
toolsMenu.add(openWithItem);
JMenuItem importItem = new JMenuItem("Import Wylie as Tibetan");
importItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
importWylie();
}
});
toolsMenu.addSeparator();
toolsMenu.add(importItem);
JMenuItem toTMItem = new JMenuItem("Convert TMW to TM"); // DLC FIXME: do it just in the selection?
toTMItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
StringBuffer errors = new StringBuffer();
long numAttemptedReplacements[] = new long[] { 0 };
boolean errorReturn
= ((TibetanDocument)dp.getDocument()).convertToTM(0, -1, errors,
numAttemptedReplacements); // entire document
if (errorReturn) {
JOptionPane.showMessageDialog(Jskad.this,
"At least one error occurred while converting Tibetan Machine Web\nto Tibetan Machine. Your document is mostly converted,\nexcept for the following glyphs, which you should replace manually\nbefore retrying:\n"
+ errors.toString(),
"TMW to TM Errors",
JOptionPane.PLAIN_MESSAGE);
} else {
if (numAttemptedReplacements[0] > 0) {
JOptionPane.showMessageDialog(Jskad.this,
"Converting Tibetan Machine Web to Tibetan Machine met with perfect success.",
"Success",
JOptionPane.PLAIN_MESSAGE);
} else {
JOptionPane.showMessageDialog(Jskad.this,
"No Tibetan Machine Web was found, so nothing was converted.",
"Nothing to do",
JOptionPane.ERROR_MESSAGE);
}
}
}
});
JMenuItem toTMWItem = new JMenuItem("Convert TM to TMW"); // DLC FIXME: do it just in the selection?
toTMWItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
StringBuffer errors = new StringBuffer();
long numAttemptedReplacements[] = new long[] { 0 };
boolean errorReturn
= ((TibetanDocument)dp.getDocument()).convertToTMW(0, -1, errors,
numAttemptedReplacements); // entire document
if (errorReturn) {
JOptionPane.showMessageDialog(Jskad.this,
"At least one error occurred while converting Tibetan Machine\nto Tibetan Machine Web. Your document is mostly converted,\nexcept for the following glyphs, which you should replace manually\nbefore retrying:\n"
+ errors.toString(),
"TM to TMW Errors", JOptionPane.PLAIN_MESSAGE);
} else {
if (numAttemptedReplacements[0] > 0) {
JOptionPane.showMessageDialog(Jskad.this,
"Converting Tibetan Machine to Tibetan Machine Web met with perfect success.",
"Success",
JOptionPane.PLAIN_MESSAGE);
} else {
JOptionPane.showMessageDialog(Jskad.this,
"No Tibetan Machine was found, so nothing was converted.",
"Nothing to do",
JOptionPane.ERROR_MESSAGE);
}
}
}
});
JMenuItem toUnicodeItem = new JMenuItem("Convert TMW to Unicode"); // DLC FIXME: do it just in the selection?
toUnicodeItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
StringBuffer errors = new StringBuffer();
long numAttemptedReplacements[] = new long[] { 0 };
boolean errorReturn
= ((TibetanDocument)dp.getDocument()).convertToUnicode(0, -1, errors,
ThdlOptions.getStringOption("thdl.tmw.to.unicode.font").intern(),
numAttemptedReplacements); // entire document
if (errorReturn) {
JOptionPane.showMessageDialog(Jskad.this,
"At least one error occurred while converting Tibetan Machine Web\nto Unicode. Your document is mostly converted,\nexcept for the following glyphs, which you should replace manually\nbefore retrying:\n"
+ errors.toString(),
"TMW to Unicode Errors", JOptionPane.PLAIN_MESSAGE);
} else {
if (numAttemptedReplacements[0] > 0) {
JOptionPane.showMessageDialog(Jskad.this,
"Converting Tibetan Machine Web to Unicode met with perfect success.",
"Success",
JOptionPane.PLAIN_MESSAGE);
} else {
JOptionPane.showMessageDialog(Jskad.this,
"No Tibetan Machine Web was found, so nothing was converted.",
"Nothing to do",
JOptionPane.ERROR_MESSAGE);
}
}
}
});
JMenuItem converterItem = new JMenuItem("Launch Converter...");
converterItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
// ignore the return value:
ConverterGUI.realMain(new String[] { },
System.out,
((parentObject instanceof Frame)
? (Frame)parentObject
: null));
}
});
toolsMenu.addSeparator();
toolsMenu.add(toTMItem);
toolsMenu.add(toTMWItem);
toolsMenu.add(toUnicodeItem);
toolsMenu.addSeparator();
toolsMenu.add(converterItem);
}
if (ThdlOptions.getBooleanOption("thdl.add.developer.options.to.menu")) {
toolsMenu.addSeparator();
JMenuItem DevelItem = new JMenuItem("Toggle read-only");
DevelItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
dp.setEditable(!dp.isEditable());
}
});
toolsMenu.add(DevelItem);
}
if (ThdlOptions.getBooleanOption("thdl.add.developer.options.to.menu")) {
toolsMenu.addSeparator();
JMenuItem DevelItem = new JMenuItem("Debug dump to standard output");
DevelItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
StringBuffer buf = new StringBuffer();
((TibetanDocument)dp.getDocument()).getTextRepresentation(0, -1, buf);
System.out.println("The text representation of the document, for debugging, is this:\n" + buf);
}
});
toolsMenu.add(DevelItem);
}
if (ThdlOptions.getBooleanOption("thdl.add.developer.options.to.menu")) {
toolsMenu.addSeparator();
JMenuItem DevelItem = new JMenuItem("Check for non-TMW characters"); // FIXME: do it just in the selection?
DevelItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
((TibetanDocument)dp.getDocument()).findSomeNonTMWCharacters(0, -1); // entire document.
}
});
toolsMenu.add(DevelItem);
}
menuBar.add(toolsMenu);
JMenu infoMenu = new JMenu("Info");
{
JMenuItem helpItem = new JMenuItem("Help");
helpItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
if (helpPane == null) {
try {
helpPane
= new HTMLPane(Jskad.class,
"/org/thdl/tib/input/jskad_doc.html");
} catch (Exception ex) {
ex.printStackTrace(System.err);
throw new ThdlLazyException(ex);
/* DLC FIXME--handle this better.
show a dialog saying "help can't be
loaded, surf to thdl's web site and
also submit a bug report." */
}
}
new SimpleFrame("Help for Jskad", helpPane);
/* DLC FIXME -- pressing the "Help" menu item
twice causes the first pane to become dead.
We should check to see if the first pane
exists and raise it rather than creating a
second pane. */
}
});
infoMenu.add(helpItem);
infoMenu.addSeparator();
}
for (int i = 0; i < keybdMgr.size(); i++) {
final JskadKeyboard kbd = keybdMgr.elementAt(i);
if (kbd.hasQuickRefFile()) {
JMenuItem keybdItem = new JMenuItem(kbd.getIdentifyingString());
keybdItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
new SimpleFrame(kbd.getIdentifyingString(),
kbd.getQuickRefPane());
/* DLC FIXME -- pressing the "Extended
Wylie" menu item (for example) twice
causes the first pane to become dead.
We should check to see if the first
pane exists and raise it rather than
creating a second pane. */
}
});
infoMenu.add(keybdItem);
}
}
infoMenu.addSeparator();
{
JMenuItem aboutItem = new JMenuItem("About");
aboutItem.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
JOptionPane.showMessageDialog(Jskad.this,
"Copyright 2001-2003 Tibetan and Himalayan Digital Library\n\n"+
"Jskad is protected by the THDL Open Community License.\n\n"+ /* FIXME UPDATE THE YEAR REGULARLY */
"For more information, or to download the source code\n"+
"for Jskad, visit our web site:\n"+
" http://thdl.org/\n" +
"\n" +
"When submitting bug reports, please indicate that the\n" +
"time of compilation is "
+ ThdlVersion.getTimeOfCompilation() + "\n",
"About Jskad", JOptionPane.PLAIN_MESSAGE);
}
});
infoMenu.add(aboutItem);
}
menuBar.add(infoMenu);
/* Initialize dp before calling
JskadKeyboard.activate(DuffPane) or dp.toggleLanguage(). */
if (ThdlOptions.getBooleanOption(Jskad.enableKeypressStatusProp)) {
dp = new DuffPane(statusBar);
} else {
dp = new DuffPane();
}
JToolBar toolBar = new JToolBar();
toolBar.setBorder(null);
toolBar.addSeparator();
toolBar.add(new JLabel("Input mode:"));
toolBar.addSeparator();
String[] input_modes = {"Tibetan","Roman"};
final JComboBox inputmethods = new JComboBox(input_modes);
int initialInputMethod
= ThdlOptions.getIntegerOption("thdl.Jskad.input.method", 0);
if (!dp.isRomanEnabled() && 1 == initialInputMethod) {
initialInputMethod = 0;
System.out.println("Hey yo! Roman input mode is not enabled, but your preference is for Roman mode at startup. Sorry!");
ThdlDebug.noteIffyCode();
}
try {
inputmethods.setSelectedIndex(initialInputMethod);
} catch (IllegalArgumentException e) {
initialInputMethod = 0; // Tibetan is the default.
inputmethods.setSelectedIndex(initialInputMethod);
}
// Because we start in Tibetan mode, we must toggle initially
// if the user wants it that way:
if (1 == initialInputMethod && dp.isRomanEnabled())
dp.toggleLanguage();
inputmethods.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
int si = inputmethods.getSelectedIndex();
ThdlOptions.setUserPreference("thdl.Jskad.input.method", si);
switch (si) {
case 0: //Tibetan
if (dp.isRomanMode())
dp.toggleLanguage();
statusBar.replaceStatus("Now inputting Tibetan script");
break;
case 1: //Roman
if (!dp.isRomanMode() && dp.isRomanEnabled())
dp.toggleLanguage();
statusBar.replaceStatus("Now inputting Roman script");
break;
}
}
});
toolBar.add(inputmethods);
toolBar.add(Box.createHorizontalGlue());
toolBar.add(new JLabel("Keyboard:"));
toolBar.addSeparator();
final JComboBox keyboards
= new JComboBox(keybdMgr.getIdentifyingStrings());
int initialKeyboard
= ThdlOptions.getIntegerOption("thdl.default.tibetan.keyboard", 0);
try {
keyboards.setSelectedIndex(initialKeyboard);
} catch (IllegalArgumentException e) {
initialKeyboard = 0; // good ol' Wylie
keyboards.setSelectedIndex(initialKeyboard);
}
keybdMgr.elementAt(initialKeyboard).activate(dp);
keyboards.addActionListener(new ThdlActionListener() {
public void theRealActionPerformed(ActionEvent e) {
int ki = keyboards.getSelectedIndex();
keybdMgr.elementAt(keyboards.getSelectedIndex()).activate(dp);
ThdlOptions.setUserPreference("thdl.default.tibetan.keyboard",
ki);
}
});
toolBar.add(keyboards);
toolBar.add(Box.createHorizontalGlue());
JScrollPane sp
= new JScrollPane(dp,
JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
dp.getDocument().addDocumentListener(this);
if (parentObject instanceof JFrame) {
final JFrame parentFrame = (JFrame)parentObject;
parentFrame.setJMenuBar(menuBar);
parentFrame.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
parentFrame.addWindowListener(new WindowAdapter () {
public void windowClosing (WindowEvent e) {
if (!hasChanged || hasChanged && checkSave(JOptionPane.YES_NO_CANCEL_OPTION)) {
numberOfTibsRTFOpen--;
if (numberOfTibsRTFOpen == 0)
System.exit(0);
else
parentFrame.dispose();
}
}
});
}
else if (parentObject instanceof JInternalFrame) {
final JInternalFrame parentFrame = (JInternalFrame)parentObject;
parentFrame.setJMenuBar(menuBar);
}
else if (parentObject instanceof JApplet) {
JApplet parentApplet = (JApplet)parentObject;
parentApplet.setJMenuBar(menuBar);
dp.disableCutAndPaste();
}
setLayout(new BorderLayout());
add("North", toolBar);
add("Center", sp);
if (statusBar != null)
add("South", statusBar);
}
private void getPreferences() {
GraphicsEnvironment genv = GraphicsEnvironment.getLocalGraphicsEnvironment();
String[] fontNames = genv.getAvailableFontFamilyNames();
JPanel tibetanPanel;
JComboBox tibetanFontSizes;
tibetanPanel = new JPanel();
tibetanPanel.setBorder(BorderFactory.createTitledBorder("Set Tibetan Font Size"));
tibetanFontSizes = new JComboBox(new String[] {"8","10","12","14","16","18","20","22","24","26","28","30","32","34","36","48","72"});
tibetanFontSizes.setMaximumSize(tibetanFontSizes.getPreferredSize());
tibetanFontSizes.setSelectedItem(String.valueOf(dp.getTibetanFontSize()));
tibetanFontSizes.setEditable(true);
tibetanPanel.add(tibetanFontSizes);
JPanel romanPanel;
JComboBox romanFontFamilies;
JComboBox romanFontSizes;
romanPanel = new JPanel();
romanPanel.setBorder(BorderFactory.createTitledBorder("Set non-Tibetan Font and Size"));
romanFontFamilies = new JComboBox(fontNames);
romanFontFamilies.setMaximumSize(romanFontFamilies.getPreferredSize());
romanFontFamilies.setSelectedItem(dp.getRomanFontFamily());
romanFontFamilies.setEditable(true);
romanFontSizes = new JComboBox(new String[] {"8","10","12","14","16","18","20","22","24","26","28","30","32","34","36","48","72"});
romanFontSizes.setMaximumSize(romanFontSizes.getPreferredSize());
romanFontSizes.setSelectedItem(String.valueOf(dp.getRomanFontSize()));
romanFontSizes.setEditable(true);
romanPanel.setLayout(new GridLayout(1,2));
romanPanel.add(romanFontFamilies);
romanPanel.add(romanFontSizes);
JPanel preferencesPanel = new JPanel();
preferencesPanel.setLayout(new GridLayout(2,1));
preferencesPanel.add(tibetanPanel);
preferencesPanel.add(romanPanel);
JOptionPane pane = new JOptionPane(preferencesPanel);
JDialog dialog = pane.createDialog(this, "Preferences");
// This returns only when the user has closed the dialog:
dialog.show();
int size;
try {
size = Integer.parseInt(tibetanFontSizes.getSelectedItem().toString());
dp.setByUserTibetanFontSize(size);
}
catch (NumberFormatException ne) {
size = dp.getTibetanFontSize();
dp.setTibetanFontSize(size);
}
String font = romanFontFamilies.getSelectedItem().toString();
try {
size = Integer.parseInt(romanFontSizes.getSelectedItem().toString());
}
catch (NumberFormatException ne) {
size = dp.getRomanFontSize();
}
dp.setByUserRomanAttributeSet(font, size);
}
private void newFile() {
if (dp.getDocument().getLength()>0 && parentObject instanceof JFrame) {
JFrame parentFrame = (JFrame)parentObject;
JFrame newFrame = new JFrame("Jskad");
Point point = parentFrame.getLocationOnScreen();
newFrame.setSize(parentFrame.getSize().width, parentFrame.getSize().height);
newFrame.setLocation(point.x+50, point.y+50);
Jskad jskad = new Jskad(newFrame);
jskads.add(jskad);
newFrame.getContentPane().add(jskad);
newFrame.setVisible(true);
}
else {
if (parentObject instanceof JFrame) {
JFrame parentFrame = (JFrame)parentObject;
parentFrame.setTitle("Jskad");
}
else if (parentObject instanceof JInternalFrame) {
JInternalFrame parentFrame = (JInternalFrame)parentObject;
parentFrame.setTitle("Jskad");
}
dp.newDocument();
dp.getDocument().addDocumentListener(Jskad.this);
hasChanged = false;
}
}
private void openFile() {
String whereToStart
= ThdlOptions.getStringOption("thdl.Jskad.working.directory",
null);
fileChooser
= new JFileChooser(whereToStart.equals("") ? null : whereToStart);
fileChooser.addChoosableFileFilter(rtfFilter);
setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
if (fileChooser.showOpenDialog(this) != JFileChooser.APPROVE_OPTION) {
setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
return;
}
final File fileChosen = fileChooser.getSelectedFile();
final String f_name = fileChosen.getAbsolutePath();
try {
if (dp.getDocument().getLength()>0 && parentObject instanceof JFrame) {
JFrame parentFrame = (JFrame)parentObject;
InputStream in = new FileInputStream(fileChosen);
if (!ThdlOptions.getBooleanOption("thdl.do.not.fix.rtf.hex.escapes"))
in = new RTFFixerInputStream(in);
ThdlOptions.setUserPreference("thdl.Jskad.working.directory",
fileChosen.getParentFile().getAbsolutePath());
JFrame newFrame = new JFrame(f_name);
Point point = parentFrame.getLocationOnScreen();
newFrame.setSize(x_size, y_size);
newFrame.setLocation(point.x+50, point.y+50);
Jskad newRTF = new Jskad(newFrame);
jskads.add(newRTF);
newFrame.getContentPane().add(newRTF);
boolean error = false;
try {
newRTF.dp.rtfEd.read(in, newRTF.dp.getDocument(), 0);
} catch (Exception e) {
JOptionPane.showMessageDialog(newFrame,
TibetanConverter.rtfErrorMessage);
error = true;
}
in.close();
if (error) {
newFrame.dispose();
numberOfTibsRTFOpen--;
} else {
if (!ThdlOptions.getBooleanOption("thdl.Jskad.do.not.fix.curly.braces.in.rtf")) {
((TibetanDocument)newRTF.dp.getDocument()).replaceTahomaCurlyBracesAndBackslashes(0, -1);
}
newRTF.dp.getDocument().addDocumentListener(newRTF);
newFrame.setTitle("Jskad: " + f_name);
newRTF.fileName = new String(f_name);
newRTF.hasChanged = false;
newRTF.dp.getCaret().setDot(0);
newFrame.setVisible(true);
}
} else {
InputStream in = new FileInputStream(fileChosen);
if (!ThdlOptions.getBooleanOption("thdl.do.not.fix.rtf.hex.escapes"))
in = new RTFFixerInputStream(in);
ThdlOptions.setUserPreference("thdl.Jskad.working.directory",
fileChosen.getParentFile().getAbsolutePath());
dp.newDocument();
boolean error = false;
try {
dp.rtfEd.read(in, dp.getDocument(), 0);
} catch (Exception e) {
JOptionPane.showMessageDialog(this,
TibetanConverter.rtfErrorMessage);
error = true;
}
in.close();
if (!error) {
if (!ThdlOptions.getBooleanOption("thdl.Jskad.do.not.fix.curly.braces.in.rtf")) {
((TibetanDocument)dp.getDocument()).replaceTahomaCurlyBracesAndBackslashes(0, -1);
}
dp.getCaret().setDot(0);
dp.getDocument().addDocumentListener(Jskad.this);
hasChanged = false;
fileName = new String(f_name);
if (parentObject instanceof JFrame) {
JFrame parentFrame = (JFrame)parentObject;
parentFrame.setTitle("Jskad: " + fileName);
}
else if (parentObject instanceof JInternalFrame) {
JInternalFrame parentFrame = (JInternalFrame)parentObject;
parentFrame.setTitle("Jskad: " + fileName);
}
}
}
}
catch (FileNotFoundException fnfe) {
JOptionPane.showMessageDialog(Jskad.this,
"No such file exists.",
"Open File Error",
JOptionPane.ERROR_MESSAGE);
}
catch (IOException ioe) {
JOptionPane.showMessageDialog(Jskad.this,
"Error reading file.",
"Open File Error",
JOptionPane.ERROR_MESSAGE);
}
setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
}
/** Returns true iff the save was successful. */
private boolean saveFile() {
String s = getSave(fileName);
if (null != s) {
if (parentObject instanceof JFrame) {
JFrame parentFrame = (JFrame)parentObject;
parentFrame.setTitle("Jskad: " + s);
fileName = new String(s);
}
else if (parentObject instanceof JInternalFrame) {
JInternalFrame parentFrame = (JInternalFrame)parentObject;
parentFrame.setTitle("Jskad: " + s);
fileName = new String(s);
}
return true;
} else {
return false;
}
}
/** Returns true iff the save was successful. */
private boolean saveAsFile() {
String s = getSaveAs();
if (null != s) {
if (parentObject instanceof JFrame) {
JFrame parentFrame = (JFrame)parentObject;
parentFrame.setTitle("Jskad: " + s);
fileName = new String(s);
}
else if (parentObject instanceof JInternalFrame) {
JInternalFrame parentFrame = (JInternalFrame)parentObject;
parentFrame.setTitle("Jskad: " + s);
fileName = new String(s);
}
return true;
}
return false;
}
/** Returns true iff the user says (possibly after a successful
save) that it is OK to destroy this Jskad widget.
@param dialogType either JOptionPane.YES_NO_CANCEL_OPTION or
JOptionPane.YES_NO_OPTION, depending on whether canceling is
different than saying no.
*/
private boolean checkSave(int dialogType) {
if (ThdlOptions.getBooleanOption("thdl.Jskad.do.not.confirm.quit")) {
return true;
}
int saveFirst
= JOptionPane.showConfirmDialog(this,
"Do you want to save your changes?",
"Please select",
dialogType);
switch (saveFirst) {
case JOptionPane.NO_OPTION: //don't save but do continue
return true;
case JOptionPane.YES_OPTION: //save and continue
if (fileName == null)
return saveAsFile();
else
return saveFile();
default:
return false;
}
}
private String getSave(String f_name) {
File fileChosen = new File(f_name);
try {
BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(fileChosen));
dp.rtfEd.write(out, dp.getDocument(), 0, dp.getDocument().getLength());
out.flush();
out.close();
hasChanged = false;
} catch (IOException exception) {
JOptionPane.showMessageDialog(Jskad.this,
"Cannot save to that file.",
"Save As Error",
JOptionPane.ERROR_MESSAGE);
return null;
} catch (BadLocationException ble) {
ble.printStackTrace();
ThdlDebug.noteIffyCode();
}
return f_name;
}
private String getSaveAs() {
setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
if (fileName == null)
fileChooser.setSelectedFile(null);
else
fileChooser.setSelectedFile(new File(fileName));
if (fileChooser.showSaveDialog(this) != JFileChooser.APPROVE_OPTION) {
setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
return null;
}
File fileChosen = fileChooser.getSelectedFile();
ThdlOptions.setUserPreference("thdl.Jskad.working.directory",
fileChosen.getParentFile().getAbsolutePath());
String fileName = fileChosen.getAbsolutePath();
int i = fileName.lastIndexOf('.');
if (i < 0)
fileName += ".rtf";
else
fileName = fileName.substring(0, i) + ".rtf";
getSave(fileName);
fileChooser.rescanCurrentDirectory();
setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
return fileName;
}
private void cutSelection() {
dp.cut();
}
private void copySelection() {
dp.copy();
}
private void pasteSelection() {
dp.paste(dp.getCaret().getDot());
}
private void toTibetan() {
Jskad.this.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
dp.toTibetanMachineWeb();
Jskad.this.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
}
private void toWylie() {
Jskad.this.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
long n[] = new long[] { 0 };
dp.toWylie(dp.getSelectionStart(), dp.getSelectionEnd(), n);
Jskad.this.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
}
private void importWylie() {
fileChooser.removeChoosableFileFilter(rtfFilter);
fileChooser.addChoosableFileFilter(txtFilter);
if (fileChooser.showDialog(Jskad.this, "Import Wylie") != JFileChooser.APPROVE_OPTION) {
setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
fileChooser.removeChoosableFileFilter(txtFilter);
fileChooser.addChoosableFileFilter(rtfFilter);
return;
}
File txt_fileChosen = fileChooser.getSelectedFile();
fileChooser.rescanCurrentDirectory();
setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
fileChooser.removeChoosableFileFilter(txtFilter);
fileChooser.addChoosableFileFilter(rtfFilter);
if (fileChooser.showDialog(Jskad.this, "Save as Tibetan") != JFileChooser.APPROVE_OPTION) {
setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
return;
}
File rtf_fileChosen = fileChooser.getSelectedFile();
fileChooser.rescanCurrentDirectory();
setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
String rtf_fileName = rtf_fileChosen.getAbsolutePath();
int i = rtf_fileName.lastIndexOf('.');
if (i < 0)
rtf_fileName += ".rtf";
else
rtf_fileName = fileName.substring(0, i) + ".rtf";
try {
BufferedReader in = new BufferedReader(new FileReader(txt_fileChosen));
// FIXME: why do we need a whole DuffPane to do this?
DuffPane dp2 = new DuffPane();
try {
String val = in.readLine();
while (val != null) {
dp2.toTibetanMachineWeb(val + "\n", dp2.getCaret().getDot());
val = in.readLine();
}
TibetanDocument t_doc = (TibetanDocument)dp2.getDocument();
t_doc.writeRTFOutputStream(new FileOutputStream(new File(rtf_fileName)));
} catch (IOException ioe) {
ThdlDebug.noteIffyCode();
System.out.println("problem reading or writing file");
}
} catch (FileNotFoundException fnfe) {
ThdlDebug.noteIffyCode();
System.out.println("problem reading file");
}
}
/**
* Allows use of Jskad as dependent JFrame.
* Once you've called this method, users will
* be able to close Jskad without shutting
* down your superordinate application.
*/
public void makeDependent() {
numberOfTibsRTFOpen++;
}
/**
* Fills the editing pane with content. If the
* editing pane already has content, this method does nothing.
*
* @param wylie the string of wylie you want to
* put in the editing pane
*/
public void setContent(String wylie) {
if (dp.getDocument().getLength() > 0)
return;
dp.newDocument();
dp.toTibetanMachineWeb(wylie, 0);
}
/**
* Enables typing of Roman (non-Tibetan) text along
* with Tibetan.
*/
public void enableRoman() {
dp.enableRoman();
}
/**
* Disables typing of Roman (non-Tibetan) text.
*/
public void disableRoman() {
dp.disableRoman();
}
/*
private void showAttributes(int pos) {
dp.skipUpdate = true;
AttributeSet attr = dp.getDocument().getCharacterElement(pos).getAttributes();
String name = StyleConstants.getFontFamily(attr);
if (!fontName.equals(name)) {
fontName = name;
fontFamilies.setSelectedItem(name);
}
int size = StyleConstants.getFontSize(attr);
if (fontSize != size) {
fontSize = size;
fontSizes.setSelectedItem(Integer.toString(fontSize));
}
dp.skipUpdate = false;
}
*/
/**
* Required for implementations of DocumentListener.
* Does nothing.
*/
public void changedUpdate(DocumentEvent de) {
}
/**
* Required for implementations of DocumentListener.
* Informs the object that a change in the document
* has occurred.
*
* @param de a DocumentEvent
*/
public void insertUpdate(DocumentEvent de) {
hasChanged = true;
}
/**
* Required for implementations of DocumentListener.
* Informs the object that a change in the document
* has occurred.
*
* @param de a DocumentEvent
*/
public void removeUpdate(DocumentEvent de) {
hasChanged = true;
}
private class RTFFilter extends javax.swing.filechooser.FileFilter {
// Accept all directories and all RTF files.
public boolean accept(File f) {
if (f.isDirectory()) {
return true;
}
String fName = f.getName();
int i = fName.lastIndexOf('.');
if (i < 0)
return false;
else {
String ext = fName.substring(i+1).toLowerCase();
if (ext.equals("rtf"))
return true;
else
return false;
}
}
//the description of this filter
public String getDescription() {
return "Rich Text Format (.rtf)";
}
}
private class TXTFilter extends javax.swing.filechooser.FileFilter {
// Accept all directories and all TXT files.
public boolean accept(File f) {
if (f.isDirectory()) {
return true;
}
String fName = f.getName();
int i = fName.lastIndexOf('.');
if (i < 0)
return false;
else {
String ext = fName.substring(i+1).toLowerCase();
if (ext.equals("txt"))
return true;
else
return false;
}
}
//the description of this filter
public String getDescription() {
return "Text file (.txt)";
}
}
/** Closes this Jskad session without saving. If deleteFromList
is true, the jskads vector is updated so that it no longer
contains this instance. If this is the last instance open,
the program exits. */
private void realCloseAction(boolean deleteFromList) {
numberOfTibsRTFOpen--;
// Delete this Jskad from jskads.
if (deleteFromList) {
int i, sz = jskads.size();
for (i = 0; i < sz; i++) {
if (jskads.elementAt(i) == this) {
jskads.removeElementAt(i);
break;
}
}
if (i == sz)
throw new Error("Couldn't find the Jskad session being closed in our list of open Jskad sessions! This is a bug.");
}
if (numberOfTibsRTFOpen == 0)
System.exit(0);
else {
final JFrame parentFrame = (JFrame)parentObject;
parentFrame.dispose();
}
}
/** Stores all open Jskad sessions. */
private static Vector jskads = new Vector();
/** Closes all Jskad windows if user confirms. After asking "Do
you want to save?" for the modified windows, this closes them
all. If you don't cancel for any unsaved session, then all
sessions are closed. If you do cancel for any one, even the
last one, then all sessions remain open. */
private static void exitAction() {
int sz = jskads.size();
for (int i = 0; i < sz; i++) {
Jskad j = (Jskad)jskads.elementAt(i);
if (j.hasChanged && !j.checkSave(JOptionPane.YES_NO_CANCEL_OPTION)) {
return;
}
}
for (int i = 0; i < sz; i++) {
Jskad j = (Jskad)jskads.elementAt(i);
j.realCloseAction(false);
}
}
/** Checks if the current buffer has been modified or is not yet
saved. If so, the user is prompted to save. After that, the
current buffer is opened with a user-selected external viewer,
which defaults to Microsoft Word if we can find it with our
naive, "I bet it lives on everybody's machine where it lives
on mine" mechanism. */
private void openWithExternalViewer() {
if ((hasChanged && !checkSave(JOptionPane.YES_NO_OPTION)) || null == fileName) {
if (null == fileName) {
JOptionPane.showMessageDialog(Jskad.this,
"You must save the file before opening it with an external viewer.",
"Cannot View Unsaved File",
JOptionPane.ERROR_MESSAGE);
return;
} else {
if (JOptionPane.YES_OPTION
!= JOptionPane.showConfirmDialog(Jskad.this,
"Do you want to view the file as it exists on disk anyway?",
"Proceed Anyway?",
JOptionPane.YES_NO_OPTION))
return;
}
}
ConvertDialog.openWithExternalViewer(this, fileName);
}
/**
* Runs Jskad. System output, including errors, is redirected to
* jskad.log in addition to appearing on the console as per usual. If
* you discover a bug, please send us an email, making sure to include
* the jskad.log file as an attachment. */
public static void main(String[] args) {
try {
ThdlDebug.attemptToSetUpLogFile("jskad", ".log");
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
}
catch (Exception e) {
ThdlDebug.noteIffyCode();
}
JFrame f = new JFrame("Jskad");
Dimension d = f.getToolkit().getScreenSize();
x_size = d.width/4*3;
y_size = d.height/4*3;
f.setSize(x_size, y_size);
f.setLocation(d.width/8, d.height/8);
final Jskad jskad = new Jskad(f);
jskads.add(jskad);
f.getContentPane().add(jskad);
f.setVisible(true);
/* Make it so that any time the user exits Jskad by
* (almost) any means, the user's preferences are saved if
* the SecurityManager allows it and the path is
* correct. */
Runtime.getRuntime().addShutdownHook(new Thread() {
public void run() {
jskad.savePreferencesAction();
}
}
);
} catch (ThdlLazyException e) {
// FIXME: tell the users how to submit bug reports.
System.err.println("Jskad has a BUG:");
e.getRealException().printStackTrace(System.err);
System.exit(1);
}
}
}
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