private void insertLineBreakerListenerFor(Keymap kMap, String key) {
kMap.addActionForKeyStroke(
KeyStroke.getKeyStroke(key),
new AbstractAction() {
@Override
public void actionPerformed(ActionEvent e) {
insertLineBreak();
}
});
}
// ------------------------------------------------------------------
// from Java Swing 1.2 Orielly - Robert Eckstein
// ------------------------------------------------------------------
protected JTextComponent updateKeymapForWord(JTextComponent textComp) {
// create a new child keymap
Keymap map = JTextComponent.addKeymap("NslmMap", textComp.getKeymap());
// define the keystrokeds to be added
KeyStroke next = KeyStroke.getKeyStroke(KeyEvent.VK_RIGHT, InputEvent.CTRL_MASK, false);
// add the new mappings used DefaultEditorKit actions
map.addActionForKeyStroke(next, getAction(DefaultEditorKit.nextWordAction));
KeyStroke prev = KeyStroke.getKeyStroke(KeyEvent.VK_LEFT, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(prev, getAction(DefaultEditorKit.previousWordAction));
KeyStroke selNext =
KeyStroke.getKeyStroke(
KeyEvent.VK_RIGHT, InputEvent.CTRL_MASK | InputEvent.SHIFT_MASK, false);
map.addActionForKeyStroke(selNext, getAction(DefaultEditorKit.selectionNextWordAction));
KeyStroke selPrev =
KeyStroke.getKeyStroke(
KeyEvent.VK_LEFT, InputEvent.CTRL_MASK | InputEvent.SHIFT_MASK, false);
map.addActionForKeyStroke(selPrev, getAction(DefaultEditorKit.selectionPreviousWordAction));
KeyStroke find = KeyStroke.getKeyStroke(KeyEvent.VK_F, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(find, getAction("find"));
KeyStroke findAgain = KeyStroke.getKeyStroke(KeyEvent.VK_G, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(findAgain, getAction("findAgain"));
// set the keymap for the text component
textComp.setKeymap(map);
return (textComp);
} // end updateKeymapForWord
@Override
protected void addDoneListenerCommiter() {
Keymap kMap = _textComponent.getKeymap();
kMap.addActionForKeyStroke(
KeyStroke.getKeyStroke("ENTER"),
new AbstractAction() {
@Override
public void actionPerformed(ActionEvent e) {
my(Logger.class).log("Enter key pressed.");
commitTextChanges();
}
});
insertLineBreakerListenerFor(kMap, "control ENTER");
insertLineBreakerListenerFor(kMap, "shift ENTER");
insertLineBreakerListenerFor(kMap, "alt ENTER");
}
// ------------------------------------------------------------------
// from Java Swing 1.2 Orielly - Robert Eckstein
// ------------------------------------------------------------------
protected JTextComponent updateKeymapForEmacs(JTextComponent textComp) {
// note: it does not look like a key can do more than one action
// thus no modes.
// todo: not all of these are correct. such as ctrlK
// todo: add saving - ctrlXS
// create a new child keymap
Keymap map = JTextComponent.addKeymap("NslmMap", textComp.getKeymap());
KeyStroke selNext =
KeyStroke.getKeyStroke(
KeyEvent.VK_RIGHT, InputEvent.CTRL_MASK | InputEvent.SHIFT_MASK, false);
map.addActionForKeyStroke(selNext, getAction(DefaultEditorKit.selectionNextWordAction));
KeyStroke selPrev =
KeyStroke.getKeyStroke(
KeyEvent.VK_LEFT, InputEvent.CTRL_MASK | InputEvent.SHIFT_MASK, false);
map.addActionForKeyStroke(selPrev, getAction(DefaultEditorKit.selectionPreviousWordAction));
KeyStroke next = KeyStroke.getKeyStroke(KeyEvent.VK_F, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(next, getAction(DefaultEditorKit.forwardAction));
KeyStroke prev = KeyStroke.getKeyStroke(KeyEvent.VK_B, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(prev, getAction(DefaultEditorKit.backwardAction));
KeyStroke selectionDown = KeyStroke.getKeyStroke(KeyEvent.VK_N, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(selectionDown, getAction(DefaultEditorKit.downAction));
KeyStroke selectionUp = KeyStroke.getKeyStroke(KeyEvent.VK_P, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(selectionUp, getAction(DefaultEditorKit.upAction));
KeyStroke pageDown = KeyStroke.getKeyStroke(KeyEvent.VK_V, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(pageDown, getAction(DefaultEditorKit.pageDownAction));
KeyStroke pageUp = KeyStroke.getKeyStroke(KeyEvent.VK_U, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(pageUp, getAction(DefaultEditorKit.pageUpAction));
KeyStroke endDoc =
KeyStroke.getKeyStroke(
KeyEvent.VK_GREATER, InputEvent.META_MASK | InputEvent.SHIFT_MASK, false);
map.addActionForKeyStroke(endDoc, getAction(DefaultEditorKit.endAction));
KeyStroke beginingDoc =
KeyStroke.getKeyStroke(
KeyEvent.VK_LESS, InputEvent.META_MASK | InputEvent.SHIFT_MASK, false);
map.addActionForKeyStroke(beginingDoc, getAction(DefaultEditorKit.beginAction));
// the VK_SPACE and VK_W not working as in Emacs - space deleting
// KeyStroke
// selectionStart=KeyStroke.getKeyStroke(KeyEvent.VK_SPACE,InputEvent.CTRL_MASK,false);
// map.addActionForKeyStroke(selectionStart,getAction(DefaultEditorKit.selectionForwardAction));
// //todo: setCharPosAction
// this is doing nothing because only one char to can be assigned to cut
// KeyStroke cut1=KeyStroke.getKeyStroke(KeyEvent.VK_W,InputEvent.CTRL_MASK,false);
// map.addActionForKeyStroke(cut1,getAction(DefaultEditorKit.cutAction));
// if we do save as XS, this will have to change
KeyStroke cut = KeyStroke.getKeyStroke(KeyEvent.VK_X, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(cut, getAction(DefaultEditorKit.cutAction));
KeyStroke paste = KeyStroke.getKeyStroke(KeyEvent.VK_Y, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(paste, getAction(DefaultEditorKit.pasteAction));
KeyStroke moveToEndLine = KeyStroke.getKeyStroke(KeyEvent.VK_E, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(moveToEndLine, getAction(DefaultEditorKit.endLineAction));
// not emacs like
KeyStroke selWord = KeyStroke.getKeyStroke(KeyEvent.VK_T, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(selWord, getAction(DefaultEditorKit.selectWordAction));
KeyStroke selLine = KeyStroke.getKeyStroke(KeyEvent.VK_K, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(selLine, getAction(DefaultEditorKit.selectLineAction));
KeyStroke delNext = KeyStroke.getKeyStroke(KeyEvent.VK_D, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(delNext, getAction(DefaultEditorKit.deleteNextCharAction));
KeyStroke insertLine = KeyStroke.getKeyStroke(KeyEvent.VK_O, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(insertLine, getAction(DefaultEditorKit.insertBreakAction));
KeyStroke searchBackward = KeyStroke.getKeyStroke(KeyEvent.VK_R, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(searchBackward, getAction("findAgain"));
KeyStroke searchForward = KeyStroke.getKeyStroke(KeyEvent.VK_S, InputEvent.CTRL_MASK, false);
map.addActionForKeyStroke(searchForward, getAction("findAgain"));
// set the keymap for the text component
textComp.setKeymap(map);
return (textComp);
} // end updateKeymapForEmacs
/**
* Initialize the frame.
*
* @param info true if additional information is desired
*/
private void init(boolean info) {
_buttonPressed = null;
addComponentListener(
new java.awt.event.ComponentAdapter() {
public void componentResized(ComponentEvent e) {
validate();
_matchList.ensureIndexIsVisible(_matchList.getSelectedIndex());
}
});
// buttons
int i = 0;
for (final CloseAction<T> a : _actions) {
_buttons[i] = new JButton(a.getName());
final String tooltip = a.getToolTipText();
if (tooltip != null) {
_buttons[i].setToolTipText(tooltip);
}
_buttons[i].addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
buttonPressed(a);
}
});
++i;
}
getRootPane().setDefaultButton(_buttons[0]);
_strategyBox.setEditable(false);
_strategyBox.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
// System.out.println("set strategy!");
selectStrategy();
}
});
_strategyBox.addFocusListener(
new FocusAdapter() {
public void focusLost(FocusEvent e) {
boolean bf = false;
for (JButton b : _buttons) {
if (e.getOppositeComponent() == b) {
bf = true;
break;
}
}
if ((e.getOppositeComponent() != _textField) && (!bf)) {
for (JComponent c : _optionalComponents) {
if (e.getOppositeComponent() == c) {
return;
}
}
_textField.requestFocus();
}
}
});
// text field
_textField.setDragEnabled(false);
_textField.setFocusTraversalKeysEnabled(false);
addListener();
Keymap ourMap =
JTextComponent.addKeymap("PredictiveInputFrame._textField", _textField.getKeymap());
for (final CloseAction<T> a : _actions) {
KeyStroke ks = a.getKeyStroke();
if (ks != null) {
ourMap.addActionForKeyStroke(
ks,
new AbstractAction() {
public void actionPerformed(ActionEvent e) {
buttonPressed(a);
}
});
}
}
ourMap.addActionForKeyStroke(
KeyStroke.getKeyStroke(KeyEvent.VK_TAB, 0),
new AbstractAction() {
public void actionPerformed(ActionEvent e) {
// System.out.println("tab!");
removeListener();
_pim.extendSharedMask();
updateTextField();
updateExtensionLabel();
updateList();
addListener();
}
});
ourMap.addActionForKeyStroke(
KeyStroke.getKeyStroke(KeyEvent.VK_UP, 0),
new AbstractAction() {
public void actionPerformed(ActionEvent e) {
// System.out.println("up!");
if (_matchList.getModel().getSize() > 0) {
removeListener();
int i = _matchList.getSelectedIndex();
if (i > 0) {
_matchList.setSelectedIndex(i - 1);
_matchList.ensureIndexIsVisible(i - 1);
_pim.setCurrentItem(_pim.getMatchingItems().get(i - 1));
updateInfo();
}
addListener();
}
}
});
ourMap.addActionForKeyStroke(
KeyStroke.getKeyStroke(KeyEvent.VK_DOWN, 0),
new AbstractAction() {
public void actionPerformed(ActionEvent e) {
// System.out.println("down!");
if (_matchList.getModel().getSize() > 0) {
removeListener();
int i = _matchList.getSelectedIndex();
if (i < _matchList.getModel().getSize() - 1) {
_matchList.setSelectedIndex(i + 1);
_matchList.ensureIndexIsVisible(i + 1);
_pim.setCurrentItem(_pim.getMatchingItems().get(i + 1));
updateInfo();
}
addListener();
}
}
});
ourMap.addActionForKeyStroke(
KeyStroke.getKeyStroke(KeyEvent.VK_PAGE_UP, 0),
new AbstractAction() {
public void actionPerformed(ActionEvent e) {
// System.out.println("page up!");
if (_matchList.getModel().getSize() > 0) {
removeListener();
int page = _matchList.getLastVisibleIndex() - _matchList.getFirstVisibleIndex() + 1;
int i = _matchList.getSelectedIndex() - page;
if (i < 0) i = 0;
_matchList.setSelectedIndex(i);
_matchList.ensureIndexIsVisible(i);
_pim.setCurrentItem(_pim.getMatchingItems().get(i));
updateInfo();
addListener();
}
}
});
ourMap.addActionForKeyStroke(
KeyStroke.getKeyStroke(KeyEvent.VK_PAGE_DOWN, 0),
new AbstractAction() {
public void actionPerformed(ActionEvent e) {
// System.out.println("page down!");
if (_matchList.getModel().getSize() > 0) {
removeListener();
int page = _matchList.getLastVisibleIndex() - _matchList.getFirstVisibleIndex() + 1;
int i = _matchList.getSelectedIndex() + page;
if (i >= _matchList.getModel().getSize()) {
i = _matchList.getModel().getSize() - 1;
}
_matchList.setSelectedIndex(i);
_matchList.ensureIndexIsVisible(i);
_pim.setCurrentItem(_pim.getMatchingItems().get(i));
updateInfo();
addListener();
}
}
});
_textField.setKeymap(ourMap);
_textField.addFocusListener(
new FocusAdapter() {
public void focusLost(FocusEvent e) {
boolean bf = false;
for (JButton b : _buttons) {
if (e.getOppositeComponent() == b) {
bf = true;
break;
}
}
if ((e.getOppositeComponent() != _strategyBox) && (!bf)) {
for (JComponent c : _optionalComponents) {
if (e.getOppositeComponent() == c) {
return;
}
}
_textField.requestFocus();
}
}
});
_matchList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
_matchList.addListSelectionListener(
new ListSelectionListener() {
public void valueChanged(ListSelectionEvent e) {
// System.out.println("click!");
removeListener();
int i = _matchList.getSelectedIndex();
if (i >= 0) {
_pim.setCurrentItem(_pim.getMatchingItems().get(i));
_matchList.ensureIndexIsVisible(i);
updateInfo();
}
addListener();
}
});
// put everything together
Container contentPane = getContentPane();
GridBagLayout layout = new GridBagLayout();
contentPane.setLayout(layout);
GridBagConstraints c = new GridBagConstraints();
c.anchor = GridBagConstraints.NORTHWEST;
c.weightx = 1.0;
c.weighty = 0.0;
c.gridwidth = GridBagConstraints.REMAINDER; // end row
c.insets.top = 2;
c.insets.left = 2;
c.insets.bottom = 2;
c.insets.right = 2;
if (info) {
c.fill = GridBagConstraints.NONE;
contentPane.add(_infoLabel, c);
}
c.fill = GridBagConstraints.BOTH;
c.weighty = 1.0;
contentPane.add(
new JScrollPane(
_matchList,
ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED,
ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED),
c);
c.anchor = GridBagConstraints.SOUTHWEST;
c.fill = GridBagConstraints.NONE;
c.weightx = 0.0;
c.weighty = 0.0;
c.gridwidth = 1;
contentPane.add(_tabCompletesLabel, c);
c.fill = GridBagConstraints.HORIZONTAL;
c.weightx = 1.0;
c.gridwidth = GridBagConstraints.REMAINDER;
contentPane.add(_sharedExtLabel, c);
contentPane.add(_textField, c);
_optionalComponents = makeOptions();
if (_optionalComponents.length > 0) {
_optionsPanel = new JPanel(new BorderLayout());
_setupOptionsPanel(_optionalComponents);
contentPane.add(_optionsPanel, c);
}
c.anchor = GridBagConstraints.SOUTHWEST;
c.weightx = 1.0;
c.weighty = 0.0;
c.gridwidth = GridBagConstraints.REMAINDER; // end row
c.insets.top = 2;
c.insets.left = 2;
c.insets.bottom = 2;
c.insets.right = 2;
JPanel buttonPanel = new JPanel(new GridBagLayout());
GridBagConstraints bc = new GridBagConstraints();
bc.insets.left = 2;
bc.insets.right = 2;
buttonPanel.add(new JLabel("Matching strategy:"), bc);
buttonPanel.add(_strategyBox, bc);
for (JButton b : _buttons) {
buttonPanel.add(b, bc);
}
contentPane.add(buttonPanel, c);
pack();
// Dimension parentDim = (_owner != null) ? _owner.getSize() : getToolkit().getScreenSize();
//// int xs = (int) parentDim.getWidth()/3;
// int ys = (int) parentDim.getHeight()/4;
//// in line below, parentDim was _owner.getSize(); changed because former could generate
// NullPointerException
// setSize(new Dimension((int) getSize().getWidth(), (int)Math.min(parentDim.getHeight(),
// Math.max(ys, 300))));
if (_owner != null) {
setLocationRelativeTo(_owner);
}
removeListener();
updateTextField();
addListener();
updateList();
}
