docs: def keyPressEvent(self, event):
          """
          Overloads the key press event to control keystroke modifications for \
          the console widget.
          
          :param      event | <QKeyEvent>
          """
          # enter || return keys will apply the command
          if event.key() in (Qt.Key_Return, Qt.Key_Enter):
              self.applyCommand()
              event.accept()
          
          # home key will move the cursor to the home position
          elif event.key() == Qt.Key_Home:
              self.gotoHome()
              event.accept()
          
          elif event.key() in (Qt.Key_Backspace, Qt.Key_Delete):
              super(XConsoleEdit, self).keyPressEvent(event)
              
              # update the completer
              cursor   = self.textCursor()
              text     = projex.text.nativestring(cursor.block().text())
              text     = text[:cursor.columnNumber()].split(' ')[-1]
              
              if not '.' in text:
                  self.cancelCompletion()
              
          # period key will trigger a completion popup
          elif event.key() == Qt.Key_Period or \
               (Qt.Key_A <= event.key() <= Qt.Key_Z):
              super(XConsoleEdit, self).keyPressEvent(event)
              self.startCompletion(force=event.key() == Qt.Key_Period)
          
          # space, tab, backspace and delete will cancel the completion
          elif event.key() == Qt.Key_Space:
              self.cancelCompletion()
              super(XConsoleEdit, self).keyPressEvent(event)
          
          # left parenthesis will start method help
          elif event.key() == Qt.Key_ParenLeft:
              self.cancelCompletion()
              self.showMethodToolTip()
              super(XConsoleEdit, self).keyPressEvent(event)
          
          # Ctrl+Up will load previous commands
          elif event.key() == Qt.Key_Up:
              if self.commandLineInteraction() or \
                 event.modifiers() & Qt.ControlModifier:
                  self.insertPreviousCommand()
                  event.accept()
              else:
                  super(XConsoleEdit, self).keyPressEvent(event)
          
          # Ctrl+Down will load future commands
          elif event.key() == Qt.Key_Down:
              if self.commandLineInteraction() or \
                 event.modifiers() & Qt.ControlModifier:
                  self.insertNextCommand()
                  event.accept()
              else:
                  super(XConsoleEdit, self).keyPressEvent(event)
          
          # otherwise, handle the event like normal
          else:
              super(XConsoleEdit, self).keyPressEvent(event)