forked from bartvdbraak/blender
Add message for constraint poll
Was confusing for Python devs when these fail silently
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@ -542,8 +542,20 @@ static int edit_constraint_poll_generic(bContext *C, StructRNA *rna_type)
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PointerRNA ptr = CTX_data_pointer_get_type(C, "constraint", rna_type);
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Object *ob = (ptr.id.data) ? ptr.id.data : ED_object_active_context(C);
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if (!ptr.data || !ob || ob->id.lib) return 0;
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if (ptr.id.data && ((ID *)ptr.id.data)->lib) return 0;
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if (!ptr.data) {
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CTX_wm_operator_poll_msg_set(C, "Context missing 'constraint'");
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return 0;
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}
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if (!ob) {
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CTX_wm_operator_poll_msg_set(C, "Context missing active object");
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return 0;
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}
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if (ob->id.lib || (ptr.id.data && ((ID *)ptr.id.data)->lib)) {
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CTX_wm_operator_poll_msg_set(C, "Cannot edit library data");
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return 0;
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}
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return 1;
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}
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