def _resizeEast(self, pos, offset):
        dw = pos.x() - self.width() + offset.x()
        size = self.size()
        size.setWidth(size.width() + dw)
        self.resize(size)
A resize handler for east resizing.
dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/qt/docking/q_dock_frame.py/QDockFrame._resizeEast