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package com.c2kernel.gui.tabs.outcome.form;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.URL;
import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import com.c2kernel.persistency.outcome.OutcomeValidator;
import com.c2kernel.persistency.outcome.Schema;
import com.c2kernel.utils.FileStringUtility;
import com.c2kernel.utils.Logger;
class OutcomeEditor extends JFrame implements ActionListener {
boolean readOnly = false;
File schemaFile = null;
File instanceFile = null;
JFileChooser chooser;
OutcomePanel outcome;
OutcomeValidator thisValid;
public OutcomeEditor(File schema, File instance, boolean readOnly) {
URL schemaURL = null;
URL instanceURL = null;
schemaFile = schema;
instanceFile = instance;
this.readOnly = readOnly;
try {
chooser = new JFileChooser();
chooser.setCurrentDirectory(new File(new File(".").getCanonicalPath()));
} catch (IOException e) {
System.out.println("Could not initialise file dialog");
System.exit(0);
}
this.setTitle("Outcome Editor");
GridBagLayout gridbag = new GridBagLayout();
getContentPane().setLayout(gridbag);
addWindowListener(
new java.awt.event.WindowAdapter() {
public void windowClosing(java.awt.event.WindowEvent evt) {
System.exit(0);
}
}
);
// select files if url is empty
if (schemaFile == null) { // prompt for schema
schemaFile = getFile("Choose Schema File", "xsd");
if (schemaFile == null) {
System.out.println("Cannot function without a schema");
System.exit(1);
}
}
try {
schemaURL = schemaFile.toURL();
} catch (Exception e) {
System.out.println("Invalid schema URL");
System.exit(1);
}
if (instanceFile == null) { // prompt for schema
instanceFile = getFile("Choose Instance File", "xml");
}
try {
instanceURL = instanceFile.toURL();
} catch (Exception e) { }
try {
if (instanceFile != null && instanceFile.exists())
outcome = new OutcomePanel(schemaURL, instanceURL, readOnly);
else
outcome = new OutcomePanel(schemaURL, readOnly);
Schema thisSchema = new Schema();
thisSchema.docType = schemaURL.getFile();
thisSchema.docVersion = -1;
thisSchema.schema = FileStringUtility.url2String(schemaURL);
thisValid = OutcomeValidator.getValidator(thisSchema);
} catch (Exception e) { e.printStackTrace(); System.exit(0);}
GridBagConstraints c = new GridBagConstraints();
c.gridx = 0; c.gridy = 0;
c.anchor = GridBagConstraints.NORTHWEST;
c.fill = GridBagConstraints.BOTH;
c.weightx = 1.0; c.weighty = 1.0;
c.gridwidth = 2; c.ipadx = 5; c.ipady = 5;
gridbag.setConstraints(outcome, c);
this.getContentPane().add(outcome);
JButton saveButton = new JButton("Save");
saveButton.setActionCommand("save");
saveButton.addActionListener(this);
c.gridy++; c.weighty = 0; c.gridwidth = 1;
gridbag.setConstraints(saveButton, c);
this.getContentPane().add(saveButton);
if (readOnly) saveButton.setEnabled(false);
JButton saveAsButton = new JButton("Save As");
saveAsButton.setActionCommand("saveas");
saveAsButton.addActionListener(this);
c.gridx++; c.weighty = 0;
gridbag.setConstraints(saveAsButton, c);
this.getContentPane().add(saveAsButton);
if (readOnly) saveAsButton.setEnabled(false);
System.out.println("Building Outcome Panel. Please wait . . .");
outcome.run();
pack();
setVisible(true);
super.toFront();
}
public File getFile(String title, String fileType) {
File targetFile = null;
chooser.setFileFilter(new SimpleFilter(fileType));
chooser.setDialogTitle(title);
int returnVal = chooser.showDialog(this, "Select");
if (returnVal == JFileChooser.APPROVE_OPTION) {
targetFile = chooser.getSelectedFile();
}
try {
System.out.println(fileType+"="+targetFile.toURL());
} catch (Exception ex) { }
return targetFile;
}
public static void usage() {
System.out.println("-schema file:///schema.xsd");
System.out.println("-inst file:///instance.xml");
System.out.println("Leave one out to get a file open box.");
System.exit(0);
}
public static void main( String[] argv ) {
Logger.addLogStream(System.out, 6);
File instance = null;
File schema = null;
boolean readOnly = false;
for (int i = 0; i < argv.length; i++) {
if (argv[i].equals("-schema"))
schema = new File(argv[++i]);
if (argv[i].equals("-inst"))
instance = new File(argv[++i]);
if (argv[i].equals("-readOnly"))
readOnly = true;
if (argv[i].equals("-help") || argv[i].equals("-h"))
usage();
}
new OutcomeEditor(schema, instance, readOnly);
}
public void actionPerformed(ActionEvent e) {
if (e.getActionCommand().indexOf("save") == 0) {
String output;
output = outcome.getOutcome();
String errors = thisValid.validate(output);
if (errors != null && errors.length() > 0) {
int choice = JOptionPane.showConfirmDialog(null, errors+"\n\nSave anyway?", "Errors validating document", JOptionPane.YES_NO_OPTION);
if (choice != JOptionPane.YES_OPTION)
return;
}
if (instanceFile == null || e.getActionCommand().equals("saveas")) {
instanceFile = getFile("Choose Instance File", "xml");
if (instanceFile == null) {
System.out.println(output);
return;
}
}
try {
FileOutputStream targetStream = new FileOutputStream(instanceFile);
targetStream.write(output.getBytes());
targetStream.close();
} catch (Exception ex) {ex.printStackTrace();}
}
}
private class SimpleFilter extends javax.swing.filechooser.FileFilter {
String extension;
public SimpleFilter(String extension) {
super();
this.extension = extension;
}
public String getDescription() {
return extension.toUpperCase()+" Files";
}
public boolean accept(File f) {
if ((f.isFile() && f.getName().endsWith(extension.toLowerCase())) || f.isDirectory()) {
return true;
}
return false;
}
}
}
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