public boolean editCellAt(int index, EventObject e) {
if (editor != null && !editor.stopCellEditing()) return false;
if (index < 0 || index >= getModel().getSize()) return false;
if (!isCellEditable(index)) return false;
if (editorRemover == null) {
KeyboardFocusManager fm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
editorRemover = new CellEditorRemover(fm);
fm.addPropertyChangeListener("permanentFocusOwner", editorRemover); // NOI18N
}
if (editor != null && editor.isCellEditable(e)) {
editorComp = prepareEditor(index);
if (editorComp == null) {
removeEditor();
return false;
}
editorComp.setBounds(getCellBounds(index, index));
add(editorComp);
editorComp.validate();
editingIndex = index;
editor.addCellEditorListener(this);
return true;
}
return false;
}
public void editingStopped(ChangeEvent e) {
if (editor != null) {
Object value = editor.getCellEditorValue();
setValueAt(value, editingIndex);
removeEditor();
}
}
public Component prepareEditor(int index) {
Object value = getModel().getElementAt(index);
boolean isSelected = isSelectedIndex(index);
Component comp = editor.getListCellEditorComponent(this, value, isSelected, index);
if (comp instanceof JComponent) {
JComponent jComp = (JComponent) comp;
if (jComp.getNextFocusableComponent() == null) {
jComp.setNextFocusableComponent(this);
}
}
return comp;
}
public void removeEditor() {
KeyboardFocusManager.getCurrentKeyboardFocusManager()
.removePropertyChangeListener("permanentFocusOwner", editorRemover); // NOI18N
editorRemover = null;
if (editor != null) {
editor.removeCellEditorListener(this);
if (editorComp != null) {
remove(editorComp);
}
Rectangle cellRect = getCellBounds(editingIndex, editingIndex);
editingIndex = -1;
editorComp = null;
repaint(cellRect);
}
}