public void caretUpdate(CaretEvent e) {
// when the cursor moves on _textView
// this method will be called. Then, we
// must determine what the line number is
// and update the line number view
Element root = textView.getDocument().getDefaultRootElement();
int line = root.getElementIndex(e.getDot());
root = root.getElement(line);
int col = root.getElementIndex(e.getDot());
lineNumberView.setText(line + ":" + col);
// if text is selected then enable copy and cut
boolean isSelection = e.getDot() != e.getMark();
copyAction.setEnabled(isSelection);
cutAction.setEnabled(isSelection);
}
/**
* Mouse Listener methods.
*
* <p>spv
*/
public void mouseTriggered(MouseEvent me) {
if (me.isPopupTrigger()) {
actionJumpToError.setEnabled(parseError != null && parseError.hasLineNumbers());
((GUIMultiModel) handler.getGUIPlugin()).doEnables();
contextPopup.show(me.getComponent(), me.getX(), me.getY());
}
}
/**
* The disconnect method will stop the eventreplayer, and send null to the other peers, to stop
* their reading from their streams. The GUI-menu is updated appropriately.
*/
public void disconnect() {
setTitle("Disconnected");
active = false;
if (connected == true) {
er.stopStreamToQueue();
ert.interrupt();
setDocumentFilter(null);
connected = false;
setLocked(false);
}
deregisterOnPort();
Disconnect.setEnabled(false);
Connect.setEnabled(true);
Listen.setEnabled(true);
Save.setEnabled(true);
SaveAs.setEnabled(true);
}
/** Synchronizes the state of the actions to the current state of this host. */
private void updateActions() {
final DeviceController currentDeviceController = getDeviceController();
final boolean deviceControllerSet = currentDeviceController != null;
final boolean deviceCapturing = deviceControllerSet && currentDeviceController.isCapturing();
final boolean deviceSetup =
deviceControllerSet && !deviceCapturing && currentDeviceController.isSetup();
getAction(CaptureAction.ID).setEnabled(deviceControllerSet);
getAction(CancelCaptureAction.ID).setEnabled(deviceCapturing);
getAction(RepeatCaptureAction.ID).setEnabled(deviceSetup);
final boolean projectChanged = this.projectManager.getCurrentProject().isChanged();
final boolean projectSavedBefore =
this.projectManager.getCurrentProject().getFilename() != null;
final boolean dataAvailable = this.dataContainer.hasCapturedData();
getAction(SaveProjectAction.ID).setEnabled(projectChanged);
getAction(SaveProjectAsAction.ID).setEnabled(projectSavedBefore && projectChanged);
getAction(SaveDataFileAction.ID).setEnabled(dataAvailable);
getAction(ZoomInAction.ID).setEnabled(dataAvailable);
getAction(ZoomOutAction.ID).setEnabled(dataAvailable);
getAction(ZoomDefaultAction.ID).setEnabled(dataAvailable);
getAction(ZoomFitAction.ID).setEnabled(dataAvailable);
final boolean triggerEnable = dataAvailable && this.dataContainer.hasTriggerData();
getAction(GotoTriggerAction.ID).setEnabled(triggerEnable);
// Update the cursor actions accordingly...
final boolean enableCursors = dataAvailable && this.dataContainer.isCursorsEnabled();
for (int c = 0; c < CapturedData.MAX_CURSORS; c++) {
final boolean enabled = enableCursors && this.dataContainer.isCursorPositionSet(c);
getAction(GotoNthCursorAction.getID(c)).setEnabled(enabled);
}
getAction(GotoFirstCursorAction.ID).setEnabled(enableCursors);
getAction(GotoLastCursorAction.ID).setEnabled(enableCursors);
getAction(SetCursorModeAction.ID).setEnabled(dataAvailable);
getAction(SetCursorModeAction.ID)
.putValue(Action.SELECTED_KEY, Boolean.valueOf(this.dataContainer.isCursorsEnabled()));
boolean anyCursorSet = false;
for (int c = 0; c < CapturedData.MAX_CURSORS; c++) {
final boolean cursorPositionSet = this.dataContainer.isCursorPositionSet(c);
anyCursorSet |= cursorPositionSet;
final Action action = getAction(SetCursorAction.getCursorId(c));
action.setEnabled(dataAvailable);
action.putValue(Action.SELECTED_KEY, Boolean.valueOf(cursorPositionSet));
}
getAction(ClearCursors.ID).setEnabled(enableCursors && anyCursorSet);
}
private void saveFile(String fileName) {
try {
FileWriter w = new FileWriter(fileName);
area1.write(w);
w.close();
currentFile = fileName;
changed = false;
Save.setEnabled(false);
} catch (IOException e) {
}
}
public Action getNewFolderAction() {
if (newFolderAction == null) {
newFolderAction = new NewFolderAction();
// Note: Don't return null for readOnly, it might
// break older apps.
if (readOnly) {
newFolderAction.setEnabled(false);
}
}
return newFolderAction;
}
private void saveFile(String fileName) {
try {
FileWriter w = new FileWriter(fileName);
area.write(w);
w.close();
currentFile = fileName;
setTitle(currentFile + " - CoreyTextEditor");
changed = false;
Save.setEnabled(false);
} catch (IOException e) {
// No handling done here
}
}
public InterpreterFrame() {
super("Simple Lisp Interpreter");
// Create the menu
menubar = buildMenuBar();
setJMenuBar(menubar);
// Create the toolbar
toolbar = buildToolBar();
// disable cut and copy actions
cutAction.setEnabled(false);
copyAction.setEnabled(false);
// Setup text area for editing source code
// and setup document listener so interpreter
// is notified when current file modified and
// when the cursor is moved.
textView = buildEditor();
textView.getDocument().addDocumentListener(this);
textView.addCaretListener(this);
// set default key bindings
bindKeyToCommand("ctrl C", "(buffer-copy)");
bindKeyToCommand("ctrl X", "(buffer-cut)");
bindKeyToCommand("ctrl V", "(buffer-paste)");
bindKeyToCommand("ctrl E", "(buffer-eval)");
bindKeyToCommand("ctrl O", "(file-open)");
bindKeyToCommand("ctrl S", "(file-save)");
bindKeyToCommand("ctrl Q", "(exit)");
// Give text view scrolling capability
Border border =
BorderFactory.createCompoundBorder(
BorderFactory.createEmptyBorder(3, 3, 3, 3),
BorderFactory.createLineBorder(Color.gray));
JScrollPane topSplit = addScrollers(textView);
topSplit.setBorder(border);
// Create tabbed pane for console/problems
consoleView = makeConsoleArea(10, 50, true);
problemsView = makeConsoleArea(10, 50, false);
tabbedPane = buildProblemsConsole();
// Plug the editor and problems/console together
// using a split pane. This allows one to change
// their relative size using the split-bar in
// between them.
splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT, topSplit, tabbedPane);
// Create status bar
statusView = new JLabel(" Status");
lineNumberView = new JLabel("0:0");
statusbar = buildStatusBar();
// Now, create the outer panel which holds
// everything together
outerpanel = new JPanel();
outerpanel.setLayout(new BorderLayout());
outerpanel.add(toolbar, BorderLayout.PAGE_START);
outerpanel.add(splitPane, BorderLayout.CENTER);
outerpanel.add(statusbar, BorderLayout.SOUTH);
getContentPane().add(outerpanel);
// tell frame to fire a WindowsListener event
// but not to close when "x" button clicked.
setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);
addWindowListener(this);
// set minimised icon to use
setIconImage(makeImageIcon("spi.png").getImage());
// setup additional internal functions
InternalFunctions.setup_internals(interpreter, this);
// set default window size
Component top = splitPane.getTopComponent();
Component bottom = splitPane.getBottomComponent();
top.setPreferredSize(new Dimension(100, 400));
bottom.setPreferredSize(new Dimension(100, 200));
pack();
// load + run user configuration file (if there is one)
String homedir = System.getProperty("user.home");
try {
interpreter.load(homedir + "/.simplelisp");
} catch (FileNotFoundException e) {
// do nothing if file does not exist!
System.out.println("Didn't find \"" + homedir + "/.simplelisp\"");
}
textView.grabFocus();
setVisible(true);
// redirect all I/O to problems/console
redirectIO();
// start highlighter thread
highlighter = new DisplayThread(250);
highlighter.setDaemon(true);
highlighter.start();
}
public void actionPerformed(ActionEvent e) {
saveOld();
area1.setText("");
resetArea2();
try {
clientSocket = new Socket(ipaddress.getText(), Integer.parseInt(portNumber.getText()));
Random r = new Random();
serverport = 10000 + r.nextInt(8999); // random port :D
serverSocket = new ServerSocket(serverport);
active = true;
editor.setTitleToListen();
connected = true;
ObjectOutputStream output = new ObjectOutputStream(clientSocket.getOutputStream());
ObjectInputStream input = new ObjectInputStream(clientSocket.getInputStream());
output.writeObject(new JoinNetworkRequest(serverport));
ConnectionData data = getConnectionData(clientSocket, input);
lc = new LamportClock(data.getId());
lc.setMaxTime(data.getTs());
dec = new DocumentEventCapturer(lc, editor);
er = new EventReplayer(editor, dec, lc);
ert = new Thread(er);
ert.start();
Peer peer =
new Peer(
editor,
er,
data.getHostId(),
clientSocket,
output,
input,
lc,
clientSocket.getInetAddress().getHostAddress(),
data.getPort());
dec.addPeer(peer);
Thread thread = new Thread(peer);
thread.start();
er.setAcknowledgements(data.getAcknowledgements());
er.setEventHistory(data.getEventHistory());
er.setCarets(data.getCarets());
er.addCaretPos(lc.getID(), 0);
for (PeerWrapper p : data.getPeers()) {
Socket socket;
try {
socket = connectToPeer(p.getIP(), p.getPort());
ObjectOutputStream outputStream = new ObjectOutputStream(socket.getOutputStream());
ObjectInputStream inputStream = new ObjectInputStream(socket.getInputStream());
outputStream.writeObject(
new NewPeerDataRequest(lc.getID(), serverSocket.getLocalPort(), 0));
Peer newPeer =
new Peer(
editor,
er,
p.getId(),
socket,
outputStream,
inputStream,
lc,
p.getIP(),
p.getPort());
dec.addPeer(newPeer);
Thread t = new Thread(newPeer);
t.start();
} catch (IOException ex) {
continue;
}
}
Thread t1 =
new Thread(
new Runnable() {
@Override
public void run() {
waitForConnection();
}
});
t1.start();
area1.setText(data.getTextField());
area1.setCaretPosition(0);
setDocumentFilter(dec);
dec.sendObjectToAllPeers(new UnlockRequest(lc.getTimeStamp()));
changed = false;
Connect.setEnabled(false);
Disconnect.setEnabled(true);
Listen.setEnabled(false);
Save.setEnabled(false);
SaveAs.setEnabled(false);
} catch (NumberFormatException | IOException e1) {
setTitle("Unable to connect");
}
}
public void actionPerformed(ActionEvent e) {
saveOld();
final InetAddress local;
active = true;
try {
local = InetAddress.getLocalHost();
Runnable server =
new Runnable() {
public void run() {
serverport = Integer.parseInt(portNumber.getText());
int myID = getNewId();
registerOnPort();
editor.setTitleToListen();
clientSocket = waitForConnectionFromClient();
lc = new LamportClock(myID);
area1.setText("");
resetArea2();
if (clientSocket != null) {
listen = true;
connected = true;
dec = new DocumentEventCapturer(lc, editor);
setDocumentFilter(dec);
er = new EventReplayer(editor, dec, lc);
er.updateCaretPos(myID, 0);
ert = new Thread(er);
ert.start();
try {
ObjectOutputStream output =
new ObjectOutputStream(clientSocket.getOutputStream());
ObjectInputStream input =
new ObjectInputStream(clientSocket.getInputStream());
JoinNetworkRequest request = (JoinNetworkRequest) input.readObject();
int id = getNewId();
Peer peer =
new Peer(
editor,
er,
id,
clientSocket,
output,
input,
lc,
clientSocket.getInetAddress().getHostAddress(),
request.getPort());
ConnectionData cd =
new ConnectionData(
er.getEventHistory(),
er.getAcknowledgements(),
er.getCarets(),
id,
area1.getText(),
lc.getTimeStamp(),
lc.getID(),
dec.getPeers(),
serverSocket.getLocalPort());
dec.addPeer(peer);
er.addCaretPos(id, 0);
Thread t = new Thread(peer);
t.start();
peer.writeObjectToStream(cd);
} catch (IOException | ClassNotFoundException e) {
e.printStackTrace();
}
}
waitForConnection();
}
};
Thread serverThread = new Thread(server);
serverThread.start();
} catch (UnknownHostException e1) {
e1.printStackTrace();
}
changed = false;
Disconnect.setEnabled(true);
Listen.setEnabled(false);
Connect.setEnabled(false);
Save.setEnabled(false);
SaveAs.setEnabled(false);
}
