uiautomationcore: Add support for UIA_NamePropertyId to MSAA providers.

dlls/uiautomationcore/tests/uiautomation.c

@@ -3434,6 +3434,34 @@ static void test_uia_prov_from_acc_properties(void)
 
     IRawElementProviderSimple_Release(elprov);
     ok(Accessible.ref == 1, "Unexpected refcnt %ld\n", Accessible.ref);
+
+    /* UIA_NamePropertyId tests. */
+    set_accessible_props(&Accessible, 0, 0, 0, L"Accessible", 0, 0, 0, 0);
+    hr = pUiaProviderFromIAccessible(&Accessible.IAccessible_iface, CHILDID_SELF, UIA_PFIA_DEFAULT, &elprov);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    ok(Accessible.ref == 2, "Unexpected refcnt %ld\n", Accessible.ref);
+
+    SET_EXPECT(Accessible_get_accName);
+    VariantInit(&v);
+    hr = IRawElementProviderSimple_GetPropertyValue(elprov, UIA_NamePropertyId, &v);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    ok(V_VT(&v) == VT_BSTR, "Unexpected VT %d\n", V_VT(&v));
+    ok(!lstrcmpW(V_BSTR(&v), Accessible.name), "Unexpected BSTR %s\n", wine_dbgstr_w(V_BSTR(&v)));
+    VariantClear(&v);
+    CHECK_CALLED(Accessible_get_accName);
+
+    /* Name is not cached. */
+    set_accessible_props(&Accessible, 0, 0, 0, L"Accessible2", 0, 0, 0, 0);
+    SET_EXPECT(Accessible_get_accName);
+    hr = IRawElementProviderSimple_GetPropertyValue(elprov, UIA_NamePropertyId, &v);
+    ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
+    ok(V_VT(&v) == VT_BSTR, "Unexpected VT %d\n", V_VT(&v));
+    ok(!lstrcmpW(V_BSTR(&v), Accessible.name), "Unexpected BSTR %s\n", wine_dbgstr_w(V_BSTR(&v)));
+    VariantClear(&v);
+    CHECK_CALLED(Accessible_get_accName);
+
+    IRawElementProviderSimple_Release(elprov);
+    ok(Accessible.ref == 1, "Unexpected refcnt %ld\n", Accessible.ref);
 }
 
 static void test_UiaProviderFromIAccessible(void)

dlls/uiautomationcore/uia_provider.c

@@ -664,6 +664,19 @@ HRESULT WINAPI msaa_provider_GetPropertyValue(IRawElementProviderSimple *iface,
                     STATE_SYSTEM_PROTECTED));
         break;
 
+    case UIA_NamePropertyId:
+    {
+        BSTR name;
+
+        hr = IAccessible_get_accName(msaa_prov->acc, msaa_prov->cid, &name);
+        if (SUCCEEDED(hr) && name)
+        {
+            V_VT(ret_val) = VT_BSTR;
+            V_BSTR(ret_val) = name;
+        }
+        break;
+    }
+
     default:
         FIXME("Unimplemented propertyId %d\n", prop_id);
         break;