Restore layout state

def set_layout_settings(self, settings):
        """Restore layout state"""
        size = settings.get('size')
        if size is not None:
            self.resize( QSize(*size) )
            self.window_size = self.size()
        pos = settings.get('pos')
        if pos is not None:
            self.move( QPoint(*pos) )
        hexstate = settings.get('hexstate')
        if hexstate is not None:
            self.restoreState( QByteArray().fromHex(
                    str(hexstate).encode('utf-8')) )
        if settings.get('is_maximized'):
            self.setWindowState(Qt.WindowMaximized)
        if settings.get('is_fullscreen'):
            self.setWindowState(Qt.WindowFullScreen)
        splitsettings = settings.get('splitsettings')
        if splitsettings is not None:
            self.editorwidget.editorsplitter.set_layout_settings(splitsettings)