448 lines
18 KiB
Java
448 lines
18 KiB
Java
/*
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The contents of this file are subject to the THDL Open Community License
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Version 1.0 (the "License"); you may not use this file except in compliance
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with the License. You may obtain a copy of the License on the THDL web site
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(http://www.thdl.org/).
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Software distributed under the License is distributed on an "AS IS" basis,
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WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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License for the specific terms governing rights and limitations under the
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License.
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The Initial Developer of this software is the Tibetan and Himalayan Digital
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Library (THDL). Portions created by the THDL are Copyright 2003 THDL.
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All Rights Reserved.
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Contributor(s): ______________________________________.
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*/
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package org.thdl.tib.input;
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import java.awt.*;
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import java.awt.event.*;
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import java.io.*;
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import java.util.*;
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import javax.swing.*;
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import javax.swing.event.*;
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import javax.swing.filechooser.*;
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import org.thdl.util.*;
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/** A GUI widget used to convert Tibetan documents from one encoding
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to another.
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@author Nathaniel Garson, Tibetan and Himalayan Digital Library */
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class ConvertDialog extends JDialog
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implements FontConverterConstants
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{
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private static final boolean debug = false;
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// Attributes
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private FontConversion controller;
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private Box fileBox, buttonBox;
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private JPanel content;
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JPanel getContentPanel() { return content; }
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private JComboBox choices;
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private JComboBox warningLevels;
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private JTextField oldTextField, newTextField;
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private JButton browseOld, browseNew, convert, cancel, openDocOld, openDocNew, about;
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private JFileChooser jfc;
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private static final String BROWSENEW = "Browse...";
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private static final String BROWSEOLD = BROWSENEW;
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private static final String CONVERT = "Convert";
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private static final String CANCEL = "Close";
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private static final String ABOUT = "About";
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private static final String OPEN_WITH = "Open With...";
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private static final String LOCATE_FILE = "Locate File";
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private final ThdlActionListener tal = new ThdlActionListener() {
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public void theRealActionPerformed(ActionEvent e) {
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ConvertDialog.this.theRealActionPerformed(e);
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}};
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private void updateWarningLevels() {
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if (choices.getSelectedItem() == ACIP_TO_UNI
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|| choices.getSelectedItem() == ACIP_TO_TMW)
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this.warningLevels.enable();
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else
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this.warningLevels.disable();
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}
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private void init()
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{
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jfc = new JFileChooser(controller.getDefaultDirectory());
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jfc.setDialogTitle(LOCATE_FILE);
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jfc.setFileFilter(new RTFFileFilter());
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content = new JPanel(new GridLayout(0,1));
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JPanel temp = new JPanel(new FlowLayout(FlowLayout.CENTER,5,5));
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temp.add(new JLabel("Type of Conversion: "));
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temp.add(choices);
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temp.add(Box.createHorizontalStrut(20));
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temp.add(new JLabel("Warning Level: "));
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this.warningLevels
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= new JComboBox(new String[] { "None", "Some", "Most", "All" });
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this.warningLevels.setSelectedItem("Most");
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this.warningLevels.addActionListener(tal);
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updateWarningLevels();
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temp.add(warningLevels);
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content.add(temp);
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temp = new JPanel(new FlowLayout(FlowLayout.CENTER,5,5));
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temp.add(new JLabel("Original File: "));
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oldTextField = new JTextField(25);
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JPanel tfTemp = new JPanel();
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tfTemp.add(oldTextField);
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temp.add(tfTemp);
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browseOld = new JButton(BROWSEOLD);
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browseOld.addActionListener(tal);
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temp.add(browseOld);
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openDocOld = new JButton(OPEN_WITH);
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openDocOld.addActionListener(tal);
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temp.add(openDocOld);
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content.add(temp);
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temp = new JPanel(new FlowLayout(FlowLayout.CENTER,5,5));
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temp.add(new JLabel("Converted File: "));
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newTextField = new JTextField(25);
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tfTemp = new JPanel();
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tfTemp.add(newTextField);
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temp.add(tfTemp);
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if (true) {
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browseNew = new JButton(BROWSENEW);
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browseNew.addActionListener(tal);
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}
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temp.add(browseNew);
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openDocNew = new JButton(OPEN_WITH);
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openDocNew.addActionListener(tal);
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temp.add(openDocNew);
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content.add(temp);
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buttonBox = Box.createHorizontalBox();
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buttonBox.add(Box.createHorizontalGlue());
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convert = new JButton(CONVERT);
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convert.addActionListener(tal);
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buttonBox.add(convert);
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buttonBox.add(Box.createHorizontalGlue());
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cancel = new JButton(CANCEL);
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cancel.addActionListener(tal);
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buttonBox.add(cancel);
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buttonBox.add(Box.createHorizontalGlue());
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about = new JButton(ABOUT);
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about.addActionListener(tal);
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buttonBox.add(about);
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buttonBox.add(Box.createHorizontalGlue());
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content.add(buttonBox);
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setContentPane(content);
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pack();
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setSize(new Dimension(620,200));
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}
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private void setChoices(String[] choices)
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{
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this.choices = new JComboBox(choices);
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this.choices.addActionListener(tal);
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}
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// Accessors
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private void setController(FontConversion fc)
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{
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controller = fc;
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}
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/** This constructor takes an owner; the other doesn't. */
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public ConvertDialog(Frame owner,
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FontConversion controller,
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String[] choices,
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boolean modal)
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{
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super(owner,PROGRAM_TITLE,modal);
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initConvertDialog(controller, choices, modal);
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}
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/** This constructor does not take an owner; the other does. */
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public ConvertDialog(FontConversion controller,
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String[] choices,
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boolean modal)
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{
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super(new JDialog(),PROGRAM_TITLE,modal);
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initConvertDialog(controller, choices, modal);
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}
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private void initConvertDialog(FontConversion controller,
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String[] choices,
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boolean modal) {
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setController(controller);
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setChoices(choices);
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init();
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if (debug)
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System.out.println("Default close operation: "
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+ getDefaultCloseOperation());
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}
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void theRealActionPerformed(ActionEvent ae)
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{
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String cmd = ae.getActionCommand();
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if (cmd.equals(BROWSEOLD)
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|| cmd.equals(BROWSENEW))
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{
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JButton src = (JButton)ae.getSource();
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if (jfc.showOpenDialog(this) != jfc.APPROVE_OPTION)
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return;
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File chosenFile = jfc.getSelectedFile();
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if(chosenFile == null) { return; }
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if(src == browseOld) {
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String fileName = chosenFile.getPath();
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oldTextField.setText(fileName);
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updateNewFileGuess();
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ThdlOptions.setUserPreference("thdl.Jskad.working.directory",
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chosenFile.getParentFile().getAbsolutePath());
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} else if(src == browseNew) {
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newTextField.setText(chosenFile.getPath());
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} else
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throw new Error("New button?");
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} else if(cmd.equals(CONVERT)) {
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File origFile = new File(oldTextField.getText());
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if (!origFile.exists()) {
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JOptionPane.showMessageDialog(this,
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"The original file does not exist. Choose again.",
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"No such file",
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JOptionPane.ERROR_MESSAGE);
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return;
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}
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File convertedFile = new File(newTextField.getText());
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if(null == convertedFile) {
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JOptionPane.showMessageDialog(this,
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"Please name the new file before proceeding.",
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"No output file named",
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JOptionPane.ERROR_MESSAGE);
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return;
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}
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try {
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if(convertedFile.getCanonicalPath().equals(origFile.getCanonicalPath())) {
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JOptionPane.showMessageDialog(this,
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"Please name the new file something different from the old file.",
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"Input and output are the same",
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JOptionPane.ERROR_MESSAGE);
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return;
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}
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} catch (IOException e) {
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// allow it.
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}
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if (convertedFile.isDirectory()) {
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JOptionPane.showMessageDialog(this,
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"The target file you've chosen is a directory. Choose a file.",
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"Cannot write to directory",
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JOptionPane.ERROR_MESSAGE);
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return;
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} else if (convertedFile.exists()) {
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int overwriteExisingFile
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= JOptionPane.showConfirmDialog(this,
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"Do you want to overwrite "
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+ convertedFile.getName()
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+ "?",
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"Please select",
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JOptionPane.YES_NO_OPTION);
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switch (overwriteExisingFile) {
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case JOptionPane.YES_OPTION: // continue.
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break;
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default:
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return;
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}
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}
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try {
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controller.doConversion(this,
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origFile,
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convertedFile,
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(String)choices.getSelectedItem(),
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(String)warningLevels.getSelectedItem());
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} catch (OutOfMemoryError e) {
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JOptionPane.showMessageDialog(this,
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"The converter ran out of memory. Please give the\nJVM more memory by using java -XmxYYYm where YYY\nis the amount of memory your system has, or\nsomething close to it. E.g., try\n'java -Xmx512m -jar Jskad.jar'.",
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"Out of Memory",
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JOptionPane.ERROR_MESSAGE);
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}
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} else if(cmd.equals(OPEN_WITH)) {
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try {
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JButton src = (JButton)ae.getSource();
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String fileToOpen;
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if (src == openDocNew) {
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fileToOpen = newTextField.getText();
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} else {
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ThdlDebug.verify(src == openDocOld);
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fileToOpen = oldTextField.getText();
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}
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if ("".equals(fileToOpen)) {
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JOptionPane.showMessageDialog(this,
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"Please choose a file to open with the external viewer.",
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"No file named",
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JOptionPane.ERROR_MESSAGE);
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return;
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}
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File namedFile = new File(fileToOpen);
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if (!namedFile.exists()) {
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JOptionPane.showMessageDialog(this,
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"No such file exists, so it cannot be opened with the external viewer.",
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"No such file",
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JOptionPane.ERROR_MESSAGE);
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return;
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}
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if (!namedFile.isFile()) {
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JOptionPane.showMessageDialog(this,
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"You've chosen a directory, not a file. Only files\ncan be opened with the external viewer.",
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"Not a regular file",
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JOptionPane.ERROR_MESSAGE);
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return;
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}
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openWithExternalViewer(this, fileToOpen);
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} catch (SecurityException se) {
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JOptionPane.showMessageDialog(this,
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"Cannot proceed because your security policy interfered.",
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"Access denied",
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JOptionPane.ERROR_MESSAGE);
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}
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} else if(cmd.equals(CANCEL)) {
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this.dispose();
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} else if(cmd.equals(ABOUT)) {
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JOptionPane.showMessageDialog(this,
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"This Tibetan Converter is Copyright 2003\nTibetan and Himalayan Digital Library and\nis protected by the THDL Open Community\nLicense Version 1.0.\n\nCompiled "
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+ ThdlVersion.getTimeOfCompilation(),
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"About",
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JOptionPane.PLAIN_MESSAGE);
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} else if (cmd.equals("comboBoxChanged")) {
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JComboBox src = (JComboBox)ae.getSource();
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if (src == choices) {
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updateNewFileGuess();
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updateWarningLevels();
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}
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}
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}
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/** Invokes a user-specified external viewer (one that takes a
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single command-line argument, the path to view) on the file
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with path fileToOpen.
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@param parent the owner of any dialogs that come up
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@param fileToOpen the path to open in the external viewer */
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static void openWithExternalViewer(Component parent, String fileToOpen) {
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boolean done = false;
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File prog
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= new File(ThdlOptions.getStringOption("thdl.external.rtf.reader",
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"C:\\Program Files\\Microsoft Office\\Office\\WINWORD.EXE"));
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while (!done) {
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String[] cmdArray = {prog.getPath(),fileToOpen};
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Runtime rtime = Runtime.getRuntime();
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try {
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Process proc = rtime.exec(cmdArray);
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proc = null;
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done = true;
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} catch (IOException ioe) {
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JFileChooser jfc = new JFileChooser("C:\\Program Files\\");
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jfc.setDialogTitle("Locate Program to Read RTF");
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if(jfc.showOpenDialog(parent) == jfc.APPROVE_OPTION) {
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prog = jfc.getSelectedFile();
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ThdlOptions.setUserPreference("thdl.external.rtf.reader",
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prog.getAbsolutePath());
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} else {
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done = true;
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}
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jfc.setDialogTitle(LOCATE_FILE);
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}
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}
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}
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/** Looks at the name of the original file and creates a name for
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the converted file based on that. */
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private void updateNewFileGuess() {
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String oldFileName = oldTextField.getText();
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if (oldFileName == null || oldFileName.equals(""))
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return;
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String newFileNamePrefix;
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File of = new File(oldFileName);
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String oldFileDirName = of.getParent();
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if (oldFileDirName == null)
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oldFileDirName = "";
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else
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oldFileDirName = oldFileDirName + File.separator;
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String oldFileNameSansThingy = of.getName();
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if (oldFileNameSansThingy.startsWith("TMW_")) {
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oldFileNameSansThingy
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= oldFileNameSansThingy.substring("TMW_".length(),
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oldFileNameSansThingy.length());
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} else if (oldFileNameSansThingy.startsWith("TM_")) {
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oldFileNameSansThingy
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= oldFileNameSansThingy.substring("TM_".length(),
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oldFileNameSansThingy.length());
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} else if (oldFileNameSansThingy.startsWith("TMW")) {
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oldFileNameSansThingy
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= oldFileNameSansThingy.substring("TMW".length(),
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oldFileNameSansThingy.length());
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} else if (oldFileNameSansThingy.startsWith("TM")) {
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oldFileNameSansThingy
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= oldFileNameSansThingy.substring("TM".length(),
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oldFileNameSansThingy.length());
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}
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String ct = (String)choices.getSelectedItem();
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if ("Find all non-TMW" == ct) {
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newFileNamePrefix = "FindAllNonTMW__";
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} else if (FIND_SOME_NON_TMW == ct) {
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newFileNamePrefix = "FindSomeNonTMW__";
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} else if (FIND_SOME_NON_TM == ct) {
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newFileNamePrefix = "FindSomeNonTM__";
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} else if (FIND_ALL_NON_TM == ct) {
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newFileNamePrefix = "FindAllNonTM__";
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} else { // conversion {to Wylie or TM} mode
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if (TMW_TO_WYLIE == ct) {
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newFileNamePrefix = suggested_WYLIE_prefix;
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} else if (TMW_TO_UNI == ct || ACIP_TO_UNI == ct) {
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newFileNamePrefix = suggested_TO_UNI_prefix;
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} else if (TM_TO_TMW == ct || ACIP_TO_TMW == ct) {
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newFileNamePrefix = suggested_TO_TMW_prefix;
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} else {
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ThdlDebug.verify(TMW_TO_TM == ct);
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newFileNamePrefix = suggested_TO_TM_prefix;
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}
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}
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newTextField.setText(oldFileDirName
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+ newFileNamePrefix
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+ oldFileNameSansThingy);
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}
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public class RTFFileFilter extends javax.swing.filechooser.FileFilter
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{
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public boolean accept(File f)
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{
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if(f.isDirectory() || f.getName().indexOf(".rtf")>-1) { return true; }
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return false;
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}
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public String getDescription()
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{
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return "RTF files only";
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}
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}
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}
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