Prefer PBD::Unwinder to temporarily change a variable
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@ -1719,10 +1719,8 @@ Editor::tav_zoom_smooth (bool coarser, bool force_all)
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void
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Editor::temporal_zoom_step_mouse_focus_scale (bool zoom_out, double scale)
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{
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Editing::ZoomFocus temp_focus = zoom_focus;
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zoom_focus = Editing::ZoomFocusMouse;
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PBD::Unwinder<Editing::ZoomFocus> zf (zoom_focus, Editing::ZoomFocusMouse);
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temporal_zoom_step_scale (zoom_out, scale);
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zoom_focus = temp_focus;
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}
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void
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