Examples:

        self.splitter = QtWidgets.QSplitter(self)
        self.splitter.setObjectName("splitter")
        self.splitter.setOrientation(QtCore.Qt.Vertical)

Signals

- def splitterMoved (pos, index)

    ```Python
    ui = self.ui.splitter
    ui.splitter.splitterMoved.connect(self.moved)

    def moved(self, pos):
        splitter = self.ui.splitter
        print(pos)
        print(splitter.sizes())
        splitter.setSizes([10,20])
    ```