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()));
}
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();
}
}
/**
* 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;
}
}
public void keyTyped(KeyEvent ke) {
if (ke.getKeyChar() == KeyEvent.VK_ENTER) {
sendMessage();
}
}