Sets the model for cell_view. If cell_view already has a model set, it will remove it before setting the new model. If model is NULL, then it will unset the old model. Since 2.6
a GtkTreeModel. [allow-none]
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Sets the model for cell_view. If cell_view already has a model set, it will remove it before setting the new model. If model is NULL, then it will unset the old model. Since 2.6