A simple completer for the qtconsole
Bases: PySide.QtGui.QWidget
A widget for tab completion, navigable by arrow keys
Create a completion widget that is attached to the specified Qt text edit widget.
Cancel the completion, reseting internal variable, clearing buffer
Reimplemented to handle keyboard input and to auto-hide when the text edit loses focus.
Shows the completion widget with ‘items’ at the position specified by ‘cursor’.