/*
* Copyright 2008 Ayman Al-Sairafi ayman.alsairafi@gmail.com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License
* at http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jsyntaxpane;
import java.awt.Color;
import java.awt.event.ItemEvent;
import java.io.IOException;
import java.io.StringReader;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.DefaultComboBoxModel;
import javax.swing.text.EditorKit;
import jsyntaxpane.actions.ActionUtils;
import jsyntaxpane.actions.CaretMonitor;
public class SyntaxTester extends javax.swing.JFrame {
/** Creates new form Tester */
public SyntaxTester() {
// this is a test for adding regex lexer. It wont work unless the
// JavaRegex.properties is found in the classpath
// DefaultSyntaxKit.registerContentType("text/aa_regex", "jsyntaxpane.JavaRegexKit");
initComponents();
jCmbLangs.setModel(new DefaultComboBoxModel(DefaultSyntaxKit.getContentTypes()));
// jEdtTest.setContentType(jCmbLangs.getItemAt(0).toString());
jCmbLangs.setSelectedItem("text/java");
new CaretMonitor(jEdtTest, lblCaretPos);
}
/**
* This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
private void initComponents() {
lblCaretPos = new javax.swing.JLabel();
jScrollPane1 = new javax.swing.JScrollPane();
jEdtTest = new javax.swing.JEditorPane();
lblToken = new javax.swing.JLabel();
jCmbLangs = new javax.swing.JComboBox();
jToolBar1 = new javax.swing.JToolBar();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
java.util.ResourceBundle bundle = java.util.ResourceBundle.getBundle("jsyntaxpane/Bundle"); // NOI18N
setTitle(bundle.getString("SyntaxTester.title")); // NOI18N
lblCaretPos.setHorizontalAlignment(javax.swing.SwingConstants.TRAILING);
lblCaretPos.setText(bundle.getString("SyntaxTester.lblCaretPos.text")); // NOI18N
jEdtTest.setContentType(bundle.getString("SyntaxTester.jEdtTest.contentType")); // NOI18N
jEdtTest.setFont(new java.awt.Font("Monospaced", 0, 13));
jEdtTest.setCaretColor(new java.awt.Color(153, 204, 255));
jEdtTest.addCaretListener(new javax.swing.event.CaretListener() {
public void caretUpdate(javax.swing.event.CaretEvent evt) {
jEdtTestCaretUpdate(evt);
}
});
jScrollPane1.setViewportView(jEdtTest);
lblToken.setFont(new java.awt.Font("Courier New", 0, 12));
lblToken.setText(bundle.getString("SyntaxTester.lblToken.text")); // NOI18N
jCmbLangs.setMaximumRowCount(20);
jCmbLangs.setFocusable(false);
jCmbLangs.addItemListener(new java.awt.event.ItemListener() {
public void itemStateChanged(java.awt.event.ItemEvent evt) {
jCmbLangsItemStateChanged(evt);
}
});
jToolBar1.setRollover(true);
jToolBar1.setFocusable(false);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addContainerGap()
.addComponent(jCmbLangs, javax.swing.GroupLayout.PREFERRED_SIZE, 135, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 441, Short.MAX_VALUE)
.addComponent(lblCaretPos, javax.swing.GroupLayout.PREFERRED_SIZE, 119, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap())
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(lblToken, javax.swing.GroupLayout.DEFAULT_SIZE, 221, Short.MAX_VALUE)
.addGap(484, 484, 484))
.addComponent(jToolBar1, javax.swing.GroupLayout.DEFAULT_SIZE, 715, Short.MAX_VALUE)
.addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 715, Short.MAX_VALUE)
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
.addComponent(jToolBar1, javax.swing.GroupLayout.PREFERRED_SIZE, 25, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(0, 0, 0)
.addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 382, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(lblToken, javax.swing.GroupLayout.PREFERRED_SIZE, 19, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(lblCaretPos, javax.swing.GroupLayout.DEFAULT_SIZE, 21, Short.MAX_VALUE)
.addComponent(jCmbLangs, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addContainerGap())
);
pack();
}// </editor-fold>//GEN-END:initComponents
private void jEdtTestCaretUpdate(javax.swing.event.CaretEvent evt) {//GEN-FIRST:event_jEdtTestCaretUpdate
SyntaxDocument sDoc = ActionUtils.getSyntaxDocument(jEdtTest);
if (sDoc != null) {
Token t = sDoc.getTokenAt(evt.getDot());
if (t != null) {
CharSequence tData = t.getText(sDoc);
if (t.length > 40) {
tData = tData.subSequence(0, 40);
}
lblToken.setText(t.toString() + ": " + tData);
} else {
// null token, remove the status
lblToken.setText(java.util.ResourceBundle.getBundle("jsyntaxpane/Bundle").getString("NO_TOKEN_AT_CURSOR"));
}
}
}//GEN-LAST:event_jEdtTestCaretUpdate
private void jCmbLangsItemStateChanged(java.awt.event.ItemEvent evt) {//GEN-FIRST:event_jCmbLangsItemStateChanged
if (evt.getStateChange() == ItemEvent.SELECTED) {
String lang = jCmbLangs.getSelectedItem().toString();
// save the state of the current JEditorPane, as it's Document is about
// to be replaced.
String oldText = jEdtTest.getText();
// install a new DefaultSyntaxKit on the JEditorPane for the requested language.
jEdtTest.setContentType(lang);
// Recreate the Toolbar
jToolBar1.removeAll();
EditorKit kit = jEdtTest.getEditorKit();
if (kit instanceof DefaultSyntaxKit) {
DefaultSyntaxKit defaultSyntaxKit = (DefaultSyntaxKit) kit;
defaultSyntaxKit.addToolBarActions(jEdtTest, jToolBar1);
}
jToolBar1.validate();
try {
// setText should not be called (read the JavaDocs). Better use the read
// method and create a new document.
jEdtTest.read(new StringReader(oldText), lang);
} catch (IOException ex) {
Logger.getLogger(SyntaxTester.class.getName()).log(Level.SEVERE, null, ex);
}
}
jEdtTest.requestFocusInWindow();
}//GEN-LAST:event_jCmbLangsItemStateChanged
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
java.awt.EventQueue.invokeLater(new Runnable() {
@Override
public void run() {
try {
DefaultSyntaxKit.initKit();
new SyntaxTester().setVisible(true);
} catch (Exception e) {
e.printStackTrace();
System.exit(2);
}
}
});
}
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JComboBox jCmbLangs;
private javax.swing.JEditorPane jEdtTest;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JToolBar jToolBar1;
private javax.swing.JLabel lblCaretPos;
private javax.swing.JLabel lblToken;
// End of variables declaration//GEN-END:variables
}