public void editorValueChanged(boolean oldValidState, boolean newValidState) {
if (!newValidState)
// currently not valid so show an error message
setErrorText(editor.getErrorMessage());
else
// currently valid
setErrorText(null);
}
public CellEditor getEditor(Composite parent) {
if (editor == null) {
editor = descriptor.createPropertyEditor(parent);
if (editor != null) {
editor.addListener(cellEditorListener);
}
}
if (editor != null) {
editor.setValue(editValue);
setErrorText(editor.getErrorMessage());
}
return editor;
}
public void cancelEditor() {
setErrorText(null);
}