public void keyPressed(KeyEvent e) {
int code = e.getKeyCode();
if (code == KeyEvent.VK_ENTER) {
document.enter();
e.consume();
}
}
/**
* The keyReleased event ensures that the caret-position is updated for both peers, when the
* user moves the caret with the arrow-keys.
*/
public void keyReleased(KeyEvent e) {
int left = e.VK_LEFT;
int right = e.VK_RIGHT;
int up = e.VK_UP;
int down = e.VK_DOWN;
int home = e.VK_HOME;
int end = e.VK_END;
int A = e.VK_A;
int kc = e.getKeyCode();
if (kc == left
|| kc == right
|| kc == up
|| kc == down
|| kc == home
|| kc == end
|| (kc == A && e.isControlDown())) {
if (dec == null) return;
lc.increment();
TextEvent cu = new CaretUpdate(area1.getCaretPosition(), lc.getTimeStamp());
dec.sendObjectToAllPeers(cu);
er.getEventHistoryLock().lock();
er.getEventHistory().add(cu);
er.getEventHistoryLock().unlock();
}
}
void jTextFieldSendMessages_keyPressed(KeyEvent e) {
if (e.getKeyCode() == e.VK_DOWN) {
String s = msgHistory.forward();
if (s != null) {
jTextFieldSendMessages.setText(s);
}
} else if (e.getKeyCode() == e.VK_UP) {
String s = msgHistory.back();
if (s != null) {
jTextFieldSendMessages.setText(s);
}
} else if (e.getKeyChar() == '\n') {
String body = jTextFieldSendMessages.getText();
if (body.length() > 0) {
if (body.charAt(body.length() - 1) == '\n') body = body.substring(0, body.length() - 1);
String subject = jTextFieldSendSubject.getText();
if (subject.length() > 0) {
if (subject.charAt(subject.length() - 1) == '\n')
subject = subject.substring(0, subject.length() - 1);
}
if (session != null && session.isConnected()) {
session.postMessage(jTextFieldTargetUser.getText(), subject, body);
displaySendMessage(subject, jTextFieldTargetUser.getText(), body, outgoingMsgAttrSet);
}
msgHistory.add(body);
subjectHistory.add(subject);
subjectHistory.reset();
msgHistory.reset();
jTextFieldSendMessages.setText("");
jTextFieldSendSubject.setText("");
}
}
}
/**
* If a key is being grabbed, this method should be called with
* the appropriate key event. It executes the grab action with
* the typed character as the parameter.
*/
protected void handleGrabAction(KeyEvent evt)
{
// Clear it *before* it is executed so that executeAction()
// resets the repeat count
ActionListener _grabAction = grabAction;
grabAction = null;
executeAction(_grabAction,evt.getSource(),
String.valueOf(evt.getKeyChar()));
}
public void keyReleased(KeyEvent ke) {
if (ke.getKeyCode() == KeyEvent.VK_UP) {
String up = history.getUp();
if (up != null) messageText.setText(up);
} else if (ke.getKeyCode() == KeyEvent.VK_DOWN) {
String down = history.getDown();
if (down != null) messageText.setText(down);
}
}
void jTextFieldSendSubject_keyPressed(KeyEvent e) {
if (e.getKeyCode() == e.VK_DOWN) {
String s = subjectHistory.forward();
if (s != null) {
jTextFieldSendSubject.setText(s);
}
} else if (e.getKeyCode() == e.VK_UP) {
String s = subjectHistory.back();
if (s != null) {
jTextFieldSendSubject.setText(s);
}
} else if (e.getKeyChar() == '\n') {
jTextFieldSendMessages.requestFocus();
}
}
@Override
public void keyPressed(KeyEvent e) {
// Accept "copy" key strokes
KeyStroke ks = KeyStroke.getKeyStroke(e.getKeyCode(), e.getModifiers());
JComponent comp = (JComponent) e.getSource();
for (int i = 0; i < 3; i++) {
InputMap im = comp.getInputMap(i);
Object key = im.get(ks);
if (defaultEditorKitCopyActionName.equals(key)
|| transferHandlerCopyActionName.equals(key)) {
return;
}
}
// Accept JTable navigation key strokes
if (!tableNavigationKeys.contains(e.getKeyCode())) {
e.consume();
}
}
public void keyPressed(KeyEvent e) {
// Nothing to do if the contact list is empty
if (contactList.getModel().getSize() <= 0) return;
int keyCode = e.getKeyCode();
if (keyCode == KeyEvent.VK_LEFT) {
closeGroup();
} else if (keyCode == KeyEvent.VK_RIGHT) {
openGroup();
} else if (keyCode == KeyEvent.VK_ENTER) {
openOrCloseGroup();
}
}
/**
* Forwards key events directly to the input handler. This is slightly faster than using a
* KeyListener because some Swing overhead is avoided.
*/
public void processKeyEvent(KeyEvent evt) {
if (inputHandler == null) return;
switch (evt.getID()) {
case KeyEvent.KEY_TYPED:
inputHandler.keyTyped(evt);
break;
case KeyEvent.KEY_PRESSED:
inputHandler.keyPressed(evt);
break;
case KeyEvent.KEY_RELEASED:
inputHandler.keyReleased(evt);
break;
}
}
void editorPane_keyPressed(KeyEvent e) {
StyledDocument doc = editorPane.getStyledDocument();
int pos = editorPane.getCaretPosition();
int code = e.getKeyCode();
Element el;
switch (code) {
case KeyEvent.VK_BACK_SPACE:
case KeyEvent.VK_DELETE:
case KeyEvent.VK_LEFT:
case KeyEvent.VK_KP_LEFT:
if (pos == 0) return;
// we want to get the element to the left of position.
el = doc.getCharacterElement(pos - 1);
break;
case KeyEvent.VK_RIGHT:
case KeyEvent.VK_KP_RIGHT:
// we want to get the element to the right of position.
el = doc.getCharacterElement(pos + 1);
break;
default:
return; // bail we don't handle it.
}
AttributeSet attr = el.getAttributes();
String el_name = (String) attr.getAttribute(StyleConstants.NameAttribute);
int el_range = el.getEndOffset() - el.getStartOffset() - 1;
if (el_name.startsWith("Parameter") && StyleConstants.getComponent(attr) != null) {
try {
switch (code) {
case KeyEvent.VK_BACK_SPACE:
case KeyEvent.VK_DELETE:
doc.remove(el.getStartOffset(), el_range);
break;
case KeyEvent.VK_LEFT:
case KeyEvent.VK_KP_LEFT:
editorPane.setCaretPosition(pos - el_range);
break;
case KeyEvent.VK_RIGHT:
case KeyEvent.VK_KP_RIGHT:
editorPane.setCaretPosition(pos + (el_range));
break;
}
} catch (BadLocationException ex) {
}
}
}
@Override
public void keyTyped(KeyEvent e) {
e.consume();
}
/**
* Searches the contact list when any key, different from "space", "+" or "-" is typed. Selects
* the Contact name closest to the typed string. The time between two button presses is checked to
* determine whether the user makes a new search or a continuous search. When user types the same
* letter consecutively the search mechanism selects the next Contact name starting with the same
* letter.
*/
public void keyTyped(KeyEvent e) {
// Nothing to do if the contact list is empty
if (contactList.getModel().getSize() <= 0) return;
long eventTimestamp = e.getWhen();
char keyChar = e.getKeyChar();
if (keyChar == ' ') {
openOrCloseGroup();
} else if (keyChar == '+') {
openGroup();
} else if (keyChar == '-') {
closeGroup();
} else {
if ((lastTypedTimestamp - eventTimestamp) > 1000) {
keyBuffer.delete(0, keyBuffer.length() - 1);
}
this.lastTypedTimestamp = eventTimestamp;
this.keyBuffer.append(keyChar);
boolean selectedSameLetterContact = false;
int selectedIndex = this.contactList.getSelectedIndex();
// Check if there's any selected contact node and get its name.
if (selectedIndex != -1) {
Object selectedObject = this.contactList.getSelectedValue();
if (selectedObject instanceof MetaContact) {
String selectedContactName = ((MetaContact) selectedObject).getDisplayName();
if (selectedContactName != null) {
selectedSameLetterContact =
selectedContactName.substring(0, 1).equalsIgnoreCase(keyBuffer.toString());
}
} else if (selectedObject instanceof ConferenceChatContact) {
String selectedContactName = ((ConferenceChatContact) selectedObject).getName();
if (selectedContactName != null) {
selectedSameLetterContact =
selectedContactName.substring(0, 1).equalsIgnoreCase(keyBuffer.toString());
}
}
}
// The search starts from the beginning if:
// 1) the newly entered character is different from the last one
// or
// 2) the currently selected contact starts with a different letter
int contactIndex =
contactList.getNextMatch(
keyBuffer.toString(),
(lastTypedKey != keyChar || !selectedSameLetterContact) ? 0 : selectedIndex + 1,
Position.Bias.Forward);
int currentlySelectedIndex = this.contactList.getSelectedIndex();
if (currentlySelectedIndex != contactIndex && contactIndex != -1) {
this.contactList.setSelectedIndex(contactIndex);
currentlySelectedIndex = contactList.getSelectedIndex();
}
this.contactList.ensureIndexIsVisible(currentlySelectedIndex);
this.lastTypedKey = keyChar;
}
}
private synchronized void type(KeyEvent e) {
switch (e.getKeyCode()) {
case (KeyEvent.VK_ENTER):
if (e.getID() == KeyEvent.KEY_PRESSED) {
processCommand();
initCommandPos();
text.setCaretPosition(commandPos);
}
e.consume();
text.repaint();
break;
case (KeyEvent.VK_UP):
if (e.getID() == KeyEvent.KEY_PRESSED) prevHistory();
e.consume();
break;
case (KeyEvent.VK_DOWN):
if (e.getID() == KeyEvent.KEY_PRESSED) nextHistory();
e.consume();
break;
case (KeyEvent.VK_LEFT):
case (KeyEvent.VK_BACK_SPACE):
case (KeyEvent.VK_DELETE):
if (text.getCaretPosition() <= commandPos) e.consume();
break;
case (KeyEvent.VK_HOME):
text.setCaretPosition(commandPos);
e.consume();
break;
case (KeyEvent.VK_U):
if ((e.getModifiers() & InputEvent.CTRL_MASK) > 0) {
replaceConsoleText("", commandPos, textLength());
commandHistoryIndex = 0;
e.consume();
}
break;
case (KeyEvent.VK_ALT):
case (KeyEvent.VK_CAPS_LOCK):
case (KeyEvent.VK_CONTROL):
case (KeyEvent.VK_META):
case (KeyEvent.VK_SHIFT):
case (KeyEvent.VK_PRINTSCREEN):
case (KeyEvent.VK_SCROLL_LOCK):
case (KeyEvent.VK_PAUSE):
case (KeyEvent.VK_INSERT):
case (KeyEvent.VK_F1):
case (KeyEvent.VK_F2):
case (KeyEvent.VK_F3):
case (KeyEvent.VK_F4):
case (KeyEvent.VK_F5):
case (KeyEvent.VK_F6):
case (KeyEvent.VK_F7):
case (KeyEvent.VK_F8):
case (KeyEvent.VK_F9):
case (KeyEvent.VK_F10):
case (KeyEvent.VK_F11):
case (KeyEvent.VK_F12):
case (KeyEvent.VK_ESCAPE):
case (KeyEvent.VK_C):
break;
default:
if ((e.getModifiers()
& (InputEvent.CTRL_MASK | InputEvent.ALT_MASK | InputEvent.META_MASK))
== 0) {
moveCaret();
}
if ((e.paramString().contains("Backspace")) && (text.getCaretPosition() <= commandPos)) {
e.consume();
}
break;
}
}
public void keyTyped(KeyEvent ke) {
if (ke.getKeyChar() == KeyEvent.VK_ENTER) {
sendMessage();
}
}