public void actionPerformed(ActionEvent e) {
// Handle open button action.
if (e.getSource() == openButton) {
int returnVal = fc.showOpenDialog(FileChooserDemo.this);
if (returnVal == JFileChooser.APPROVE_OPTION) {
File file = fc.getSelectedFile();
// This is where a real application would open the file.
log.append("Opening: " + file.getName() + "." + newline);
} else {
log.append("Open command cancelled by user." + newline);
}
log.setCaretPosition(log.getDocument().getLength());
// Handle save button action.
} else if (e.getSource() == saveButton) {
int returnVal = fc.showSaveDialog(FileChooserDemo.this);
if (returnVal == JFileChooser.APPROVE_OPTION) {
File file = fc.getSelectedFile();
// This is where a real application would save the file.
log.append("Saving: " + file.getName() + "." + newline);
} else {
log.append("Save command cancelled by user." + newline);
}
log.setCaretPosition(log.getDocument().getLength());
}
}
public DistributedTextEditor() {
area1.setFont(new Font("Monospaced", Font.PLAIN, 12));
area2.setFont(new Font("Monospaced", Font.PLAIN, 12));
((AbstractDocument) area1.getDocument()).setDocumentFilter(dec);
area2.setEditable(false);
Container content = getContentPane();
content.setLayout(new BoxLayout(content, BoxLayout.Y_AXIS));
JScrollPane scroll1 =
new JScrollPane(
area1, JScrollPane.VERTICAL_SCROLLBAR_ALWAYS, JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
content.add(scroll1, BorderLayout.CENTER);
JScrollPane scroll2 =
new JScrollPane(
area2, JScrollPane.VERTICAL_SCROLLBAR_ALWAYS, JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
content.add(scroll2, BorderLayout.CENTER);
content.add(ipaddress, BorderLayout.CENTER);
content.add(portNumber, BorderLayout.CENTER);
JMenuBar JMB = new JMenuBar();
setJMenuBar(JMB);
JMenu file = new JMenu("File");
JMenu edit = new JMenu("Edit");
JMB.add(file);
JMB.add(edit);
file.add(Listen);
file.add(Connect);
file.add(Disconnect);
file.addSeparator();
file.add(Save);
file.add(SaveAs);
file.add(Quit);
edit.add(Copy);
edit.add(Paste);
edit.getItem(0).setText("Copy");
edit.getItem(1).setText("Paste");
Save.setEnabled(false);
SaveAs.setEnabled(false);
Disconnect.setEnabled(false);
setDefaultCloseOperation(EXIT_ON_CLOSE);
pack();
area1.addKeyListener(k1);
area1.addMouseListener(m1);
setTitle("Disconnected");
setVisible(true);
area1.insert("Welcome to Hjortehandlerne's distributed text editor. \n", 0);
this.addWindowListener(w1);
}
public void actionPerformed(ActionEvent e) {
// Handle open button action.
if (e.getSource() == openButton) {
int returnVal = fc.showOpenDialog(DirectorySize.this);
if (returnVal == JFileChooser.APPROVE_OPTION) {
File file = fc.getSelectedFile();
// This is where a real application would open the file.
ListSubDirectorySizes(file);
} else {
log.append("Open command cancelled by user." + newline);
}
log.setCaretPosition(log.getDocument().getLength());
// Handle save button action.
} else if (e.getSource() == saveButton) {
log.setText(""); // reset
}
}
EditFrame(RopeFrame parent) {
super(parent);
// Implement a smarter way to set the initial frame position and size
setLocation(0, 0);
setSize(670, 705);
try {
jbInit();
} catch (Exception ex) {
ex.printStackTrace();
}
sourceArea.addCaretListener(this);
browseButton.addActionListener(this);
optionsButton.addActionListener(this);
assembleButton.addActionListener(this);
saveButton.addActionListener(this);
messageList.addMouseListener(
new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent event) {
highlightError(messageList.locationToIndex(event.getPoint()));
}
});
undoMgr = new CompoundUndoManager(sourceArea);
undoAction = undoMgr.getUndoAction();
redoAction = undoMgr.getRedoAction();
undoMgr.updateUndoAction = new UpdateUndoAction();
undoMgr.updateRedoAction = new UpdateRedoAction();
document = sourceArea.getDocument();
ActionMap am = sourceArea.getActionMap();
InputMap im = sourceArea.getInputMap(JComponent.WHEN_FOCUSED);
// Remove automatic key bindings because we want them controlled by menu items
im.put(KeyStroke.getKeyStroke(KeyEvent.VK_Z, RopeHelper.modifierMaks), "none");
im.put(
KeyStroke.getKeyStroke(KeyEvent.VK_Z, RopeHelper.modifierMaks + InputEvent.SHIFT_MASK),
"none");
im.put(KeyStroke.getKeyStroke(KeyEvent.VK_X, RopeHelper.modifierMaks), "none");
im.put(KeyStroke.getKeyStroke(KeyEvent.VK_C, RopeHelper.modifierMaks), "none");
im.put(KeyStroke.getKeyStroke(KeyEvent.VK_V, RopeHelper.modifierMaks), "none");
im.put(KeyStroke.getKeyStroke(KeyEvent.VK_A, RopeHelper.modifierMaks), "none");
im.put(KeyStroke.getKeyStroke(KeyEvent.VK_L, RopeHelper.modifierMaks), "none");
// Set custom binding action for tab key
String action = "tabKeyAction";
im.put(KeyStroke.getKeyStroke("TAB"), action);
am.put(
action,
new AbstractAction() {
private static final long serialVersionUID = 1L;
@Override
public void actionPerformed(ActionEvent e) {
try {
int caretPos = sourceArea.getCaretPosition();
int lineNum = sourceArea.getLineOfOffset(caretPos);
int startLine = sourceArea.getLineStartOffset(lineNum);
int endLine = sourceArea.getLineEndOffset(lineNum);
int linePos = caretPos - startLine;
if (linePos >= 39 && linePos < 79) {
caretPos = startLine + linePos + 10 - ((linePos + 1) % 10);
} else if (linePos >= 20 && linePos <= 39) {
caretPos = startLine + 39;
} else if (linePos >= 15 && linePos <= 19) {
caretPos = startLine + 20;
} else if (linePos >= 5 && linePos <= 14) {
caretPos = startLine + 15;
} else {
caretPos = startLine + 5;
}
// If the line is shorter than the new position fo the caret add enough spaces...
if (caretPos > endLine) {
StringBuilder str = new StringBuilder();
int size = caretPos - endLine;
while (size-- >= 0) {
str.append(' ');
}
document.insertString(endLine - 1, str.toString(), null);
}
sourceArea.setCaretPosition(caretPos);
} catch (BadLocationException ex) {
ex.printStackTrace();
}
}
});
// Set custom binding action for return/enter key
String actionKey = "backspaceKeyAction";
im.put(KeyStroke.getKeyStroke("BACK_SPACE"), actionKey);
am.put(
actionKey,
new AbstractAction()
// How can I get the original action?
{
private static final long serialVersionUID = 1L;
@Override
public void actionPerformed(ActionEvent e) {
try {
int caretPos = sourceArea.getCaretPosition();
int lineNum = sourceArea.getLineOfOffset(caretPos);
int startLine = sourceArea.getLineStartOffset(lineNum);
int endLine = sourceArea.getLineEndOffset(lineNum);
int linePos = caretPos - startLine;
if (linePos == 15) {
int endPos = 5;
int charPos = linePos;
for (; charPos > endPos; charPos--) {
char ch = sourceArea.getText().charAt((startLine + charPos) - 1);
if (!Character.isWhitespace(ch)) {
break;
}
}
sourceArea.setCaretPosition(startLine + charPos);
} else {
int startSel = sourceArea.getSelectionStart();
int endSel = sourceArea.getSelectionEnd();
if (startSel == endSel) {
startSel = caretPos - 1;
endSel = caretPos;
}
StringBuilder sb = new StringBuilder(sourceArea.getText());
sb.replace(startSel, endSel, "");
sourceArea.setText(sb.toString());
sourceArea.setCaretPosition(startSel);
}
} catch (BadLocationException ex) {
ex.printStackTrace();
}
}
});
// Set custom binding action for return/enter key
action = "enterKeyAction";
im.put(KeyStroke.getKeyStroke("ENTER"), action);
am.put(
action,
new AbstractAction() {
private static final long serialVersionUID = 1L;
@Override
public void actionPerformed(ActionEvent e) {
try {
int caretPos = sourceArea.getCaretPosition();
int lineNum = sourceArea.getLineOfOffset(caretPos);
int startLine = sourceArea.getLineStartOffset(lineNum);
int linePos = caretPos - startLine;
if (linePos >= 5) {
document.insertString(caretPos, "\n ", null);
} else {
document.insertString(caretPos, "\n", null);
}
} catch (BadLocationException ex) {
ex.printStackTrace();
}
}
});
document.addDocumentListener(
new DocumentListener() {
@Override
public void insertUpdate(DocumentEvent e) {
setSourceChanged(true);
}
@Override
public void removeUpdate(DocumentEvent e) {
setSourceChanged(true);
}
@Override
public void changedUpdate(DocumentEvent e) {
setSourceChanged(true);
}
});
}
/* Add a message to the message area, auto-scroll to end */
public synchronized void message(String s) {
mssgArea.append(s + "\n");
mssgArea.setCaretPosition(mssgArea.getDocument().getLength());
}
public void setDocumentFilter(DocumentFilter filter) {
((AbstractDocument) area1.getDocument()).setDocumentFilter(filter);
}
public Viewer() {
leveldbStore.setMultiSelectionEnabled(false);
leveldbStore.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
putButton.setEnabled(false);
key.setEnabled(false);
value.setEnabled(false);
findField.setEnabled(false);
deleteButton.setEnabled(false);
saveButton.setEnabled(false);
putType.setEnabled(false);
putType.setEditable(false);
signedBox.setEnabled(false);
openButton.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
if (openButton.isEnabled()) {
openButton.setEnabled(false);
new Thread() {
public void run() {
if (leveldbStore.showOpenDialog(pane) == JFileChooser.APPROVE_OPTION) {
File select = leveldbStore.getSelectedFile();
if (select.isDirectory()) {
new OpenLevelDBDialog(Viewer.this, select);
openDatabase(select);
dbPathField.setText(select.getAbsolutePath());
} else {
JOptionPane.showMessageDialog(
pane,
"The selecting item must be a directory",
"Unable to load database",
JOptionPane.WARNING_MESSAGE);
}
} else {
openButton.setEnabled(true);
}
}
}.start();
}
}
});
deleteButton.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
if (dataList.getSelectedValue() != null) {
delete(dataList.getSelectedValue().key);
}
openDatabase(leveldbStore.getSelectedFile());
}
});
putButton.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
put(
((PutType) putType.getSelectedItem()).getBytes(key.getText()),
((PutType) putType.getSelectedItem()).getBytes(value.getText()));
openDatabase(leveldbStore.getSelectedFile());
}
});
findField.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
openDatabase(leveldbStore.getSelectedFile());
}
});
findField
.getDocument()
.addDocumentListener(
new DocumentListener() {
@Override
public void insertUpdate(DocumentEvent e) {
openDatabase(leveldbStore.getSelectedFile());
}
@Override
public void removeUpdate(DocumentEvent e) {
openDatabase(leveldbStore.getSelectedFile());
}
@Override
public void changedUpdate(DocumentEvent e) {
openDatabase(leveldbStore.getSelectedFile());
}
});
findField
.getDocument()
.addUndoableEditListener(
new UndoableEditListener() {
@Override
public void undoableEditHappened(UndoableEditEvent e) {
openDatabase(leveldbStore.getSelectedFile());
}
});
hexKey
.getDocument()
.addDocumentListener(
new DocumentListener() {
@Override
public void insertUpdate(DocumentEvent e) {
update(hexKey);
}
@Override
public void removeUpdate(DocumentEvent e) {
update(hexKey);
}
@Override
public void changedUpdate(DocumentEvent e) {
update(hexKey);
}
});
hexKey
.getDocument()
.addUndoableEditListener(
new UndoableEditListener() {
@Override
public void undoableEditHappened(UndoableEditEvent e) {
update(hexKey);
}
});
stringKey
.getDocument()
.addDocumentListener(
new DocumentListener() {
@Override
public void insertUpdate(DocumentEvent e) {
update(stringKey);
}
@Override
public void removeUpdate(DocumentEvent e) {
update(stringKey);
}
@Override
public void changedUpdate(DocumentEvent e) {
update(stringKey);
}
});
stringKey
.getDocument()
.addUndoableEditListener(
new UndoableEditListener() {
@Override
public void undoableEditHappened(UndoableEditEvent e) {
update(stringKey);
}
});
hexValue
.getDocument()
.addDocumentListener(
new DocumentListener() {
@Override
public void insertUpdate(DocumentEvent e) {
update(hexValue);
}
@Override
public void removeUpdate(DocumentEvent e) {
update(hexValue);
}
@Override
public void changedUpdate(DocumentEvent e) {
update(hexValue);
}
});
hexValue
.getDocument()
.addUndoableEditListener(
new UndoableEditListener() {
@Override
public void undoableEditHappened(UndoableEditEvent e) {
update(hexValue);
}
});
stringValue
.getDocument()
.addDocumentListener(
new DocumentListener() {
@Override
public void insertUpdate(DocumentEvent e) {
update(stringValue);
}
@Override
public void removeUpdate(DocumentEvent e) {
update(stringValue);
}
@Override
public void changedUpdate(DocumentEvent e) {
update(stringValue);
}
});
stringValue
.getDocument()
.addUndoableEditListener(
new UndoableEditListener() {
@Override
public void undoableEditHappened(UndoableEditEvent e) {
update(stringValue);
}
});
saveButton.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
save();
openDatabase(leveldbStore.getSelectedFile());
}
});
dataList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
dataList.addListSelectionListener(
new ListSelectionListener() {
@Override
public void valueChanged(ListSelectionEvent e) {
DBItem item = dataList.getSelectedValue();
if (item != null) {
hexValue.setText(cutToLine(LevelDBViewer.toHexString(item.value), 64));
stringValue.setText(cutToLine(new String(item.value), 64));
hexKey.setText(cutToLine(LevelDBViewer.toHexString(item.key), 64));
stringKey.setText(cutToLine(new String(item.key), 64));
lengthLabel.setText(String.valueOf(item.value.length + item.key.length));
keyLength.setText(String.valueOf(item.key.length));
valueLength.setText(String.valueOf(item.value.length));
}
}
});
signedBox.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
LevelDBViewer.DEFAULT_SINGED = signedBox.isSelected();
int i = dataList.getSelectedIndex();
dataList.clearSelection();
dataList.updateUI();
dataList.setSelectedIndex(i);
update(hexKey);
update(hexValue);
}
});
for (PutType t : PutType.values()) {
putType.addItem(t);
}
putType.setSelectedItem(PutType.STRING);
putType.addItemListener(
new ItemListener() {
@Override
public void itemStateChanged(ItemEvent e) {
openDatabase(leveldbStore.getSelectedFile());
}
});
putType.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
openDatabase(leveldbStore.getSelectedFile());
}
});
dialog.setLocationByPlatform(true);
dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
dialog.setContentPane(pane);
dialog.setTitle("LevelDB Viewer By Marcus (https://github.com/SuperMarcus)");
dialog.getRootPane().setDefaultButton(openButton);
dialog.pack();
dialog.setVisible(true);
}
private void appendMessage(String message) {
textArea.append(message);
textArea.setCaretPosition(textArea.getDocument().getLength());
}
