def METHOD_NAME(self, st):
    """
    Force updating the projection of the given stream
    """
    # Update in the view of the window, and also the current tab
    views = [self._dlg.view]
    views.extend(self.main_app.main_data.tab.value.tab_data_model.views.value)
    for v in views:
        for sp in v.stream_tree.getProjections():  # stream or projection
            if isinstance(sp, DataProjection):
                s = sp.stream
            else:
                s = sp
            if s is st:
                sp._shouldUpdateImage()