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oleacc: Add support for retrieving an HWND from accNavigate to WindowFromAccessibleObject.
Signed-off-by: Connor McAdams <cmcadams@codeweavers.com> Signed-off-by: Piotr Caban <piotr@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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1621a5f427
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92fe1c3cf0
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@ -30,6 +30,9 @@ WINE_DEFAULT_DEBUG_CHANNEL(oleacc);
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static const WCHAR lresult_atom_prefix[] = {'w','i','n','e','_','o','l','e','a','c','c',':'};
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#define NAVDIR_INTERNAL_HWND 10
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DEFINE_GUID(SID_AccFromDAWrapper, 0x33f139ee, 0xe509, 0x47f7, 0xbf,0x39, 0x83,0x76,0x44,0xf7,0x45,0x76);
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extern HRESULT WINAPI OLEACC_DllGetClassObject(REFCLSID, REFIID, void**) DECLSPEC_HIDDEN;
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extern BOOL WINAPI OLEACC_DllMain(HINSTANCE, DWORD, void*) DECLSPEC_HIDDEN;
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extern HRESULT WINAPI OLEACC_DllRegisterServer(void) DECLSPEC_HIDDEN;
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@ -400,35 +403,71 @@ HRESULT WINAPI AccessibleObjectFromWindow( HWND hwnd, DWORD dwObjectID,
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HRESULT WINAPI WindowFromAccessibleObject(IAccessible *acc, HWND *phwnd)
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{
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IServiceProvider *sp;
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IAccessible *acc2;
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IDispatch *parent;
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IOleWindow *ow;
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VARIANT v, cid;
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HRESULT hres;
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TRACE("%p %p\n", acc, phwnd);
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IAccessible_AddRef(acc);
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hres = IAccessible_QueryInterface(acc, &IID_IOleWindow, (void**)&ow);
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if(SUCCEEDED(hres)) {
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hres = IOleWindow_GetWindow(ow, phwnd);
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IOleWindow_Release(ow);
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if(SUCCEEDED(hres) && *phwnd)
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return S_OK;
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}
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VariantInit(&v);
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variant_init_i4(&cid, CHILDID_SELF);
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hres = IAccessible_accNavigate(acc, NAVDIR_INTERNAL_HWND, cid, &v);
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if(SUCCEEDED(hres)) {
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if(hres == S_OK && V_VT(&v) == VT_I4 && V_I4(&v)) {
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*phwnd = LongToHandle(V_I4(&v));
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return S_OK;
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}
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/* native leaks v here */
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VariantClear(&v);
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}
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hres = IAccessible_QueryInterface(acc, &IID_IServiceProvider, (void**)&sp);
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if(SUCCEEDED(hres)) {
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hres = IServiceProvider_QueryService(sp, &SID_AccFromDAWrapper,
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&IID_IAccessible, (void**)&acc2);
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IServiceProvider_Release(sp);
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}
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if(FAILED(hres)) {
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acc2 = acc;
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IAccessible_AddRef(acc2);
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}
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while(1) {
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hres = IAccessible_QueryInterface(acc, &IID_IOleWindow, (void**)&ow);
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hres = IAccessible_QueryInterface(acc2, &IID_IOleWindow, (void**)&ow);
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if(SUCCEEDED(hres)) {
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hres = IOleWindow_GetWindow(ow, phwnd);
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IOleWindow_Release(ow);
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IAccessible_Release(acc);
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return hres;
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if(SUCCEEDED(hres)) {
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IAccessible_Release(acc2);
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return hres;
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}
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}
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hres = IAccessible_get_accParent(acc, &parent);
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IAccessible_Release(acc);
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IAccessible_Release(acc2);
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if(FAILED(hres))
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return hres;
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if(hres!=S_OK || !parent) {
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if(!parent) {
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*phwnd = NULL;
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return hres;
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}
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hres = IDispatch_QueryInterface(parent, &IID_IAccessible, (void**)&acc);
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hres = IDispatch_QueryInterface(parent, &IID_IAccessible, (void**)&acc2);
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IDispatch_Release(parent);
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if(FAILED(hres))
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return hres;
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acc = acc2;
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}
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}
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@ -59,9 +59,12 @@ DEFINE_EXPECT(Accessible_get_accChildCount);
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DEFINE_EXPECT(Accessible_get_accChild);
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DEFINE_EXPECT(Accessible_get_accName);
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DEFINE_EXPECT(Accessible_get_accParent);
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DEFINE_EXPECT(Accessible_accNavigate);
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DEFINE_EXPECT(Accessible_child_get_accName);
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DEFINE_EXPECT(Accessible_child_get_accParent);
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DEFINE_EXPECT(Accessible_child_accNavigate);
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#define NAVDIR_INTERNAL_HWND 10
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DEFINE_GUID(SID_AccFromDAWrapper, 0x33f139ee, 0xe509, 0x47f7, 0xbf,0x39, 0x83,0x76,0x44,0xf7,0x45,0x76);
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static HANDLE (WINAPI *pGetProcessHandleFromHwnd)(HWND);
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@ -93,7 +96,11 @@ static BOOL iface_cmp(IUnknown *iface1, IUnknown *iface2)
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return unk1 == unk2;
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}
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static IAccessible Accessible;
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static IAccessible Accessible_child;
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static IOleWindow OleWindow;
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static HWND Accessible_hwnd;
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static HWND OleWindow_hwnd;
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static HRESULT WINAPI Accessible_QueryInterface(
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IAccessible *iface, REFIID riid, void **ppvObject)
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@ -106,6 +113,12 @@ static HRESULT WINAPI Accessible_QueryInterface(
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return S_OK;
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}
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if(IsEqualIID(riid, &IID_IOleWindow) && (iface == &Accessible)) {
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*ppvObject = &OleWindow;
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IOleWindow_AddRef(&OleWindow);
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return S_OK;
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}
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if(IsEqualIID(riid, &IID_IEnumVARIANT)) {
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CHECK_EXPECT(Accessible_QI_IEnumVARIANT);
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return E_NOINTERFACE;
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@ -157,11 +170,16 @@ static HRESULT WINAPI Accessible_get_accParent(
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IAccessible *iface, IDispatch **ppdispParent)
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{
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if(iface == &Accessible_child)
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{
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CHECK_EXPECT(Accessible_child_get_accParent);
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return IAccessible_QueryInterface(&Accessible, &IID_IDispatch,
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(void **)ppdispParent);
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}
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else
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CHECK_EXPECT(Accessible_get_accParent);
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return E_NOTIMPL;
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*ppdispParent = NULL;
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return S_FALSE;
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}
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static HRESULT WINAPI Accessible_get_accChildCount(
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@ -297,7 +315,21 @@ static HRESULT WINAPI Accessible_accLocation(IAccessible *iface, LONG *pxLeft,
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static HRESULT WINAPI Accessible_accNavigate(IAccessible *iface,
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LONG navDir, VARIANT varStart, VARIANT *pvarEnd)
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{
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ok(0, "unexpected call\n");
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if(iface == &Accessible_child)
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CHECK_EXPECT(Accessible_child_accNavigate);
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else
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CHECK_EXPECT(Accessible_accNavigate);
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/*
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* Magic number value for retrieving an HWND. Used by DynamicAnnotation
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* IAccessible wrapper.
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*/
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if(navDir == NAVDIR_INTERNAL_HWND && Accessible_hwnd) {
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V_VT(pvarEnd) = VT_I4;
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V_I4(pvarEnd) = HandleToULong(Accessible_hwnd);
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return Accessible_hwnd ? S_OK : S_FALSE;
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}
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return E_NOTIMPL;
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}
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@ -360,8 +392,47 @@ static IAccessibleVtbl AccessibleVtbl = {
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Accessible_put_accValue
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};
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static HRESULT WINAPI OleWindow_QueryInterface(IOleWindow *iface, REFIID riid, void **obj)
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{
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return IAccessible_QueryInterface(&Accessible, riid, obj);
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}
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static ULONG WINAPI OleWindow_AddRef(IOleWindow *iface)
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{
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return IAccessible_AddRef(&Accessible);
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}
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static ULONG WINAPI OleWindow_Release(IOleWindow *iface)
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{
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return IAccessible_Release(&Accessible);
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}
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static HRESULT WINAPI OleWindow_GetWindow(IOleWindow *iface, HWND *hwnd)
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{
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if(OleWindow_hwnd) {
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*hwnd = OleWindow_hwnd;
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return S_OK;
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}
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return E_FAIL;
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}
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static HRESULT WINAPI OleWindow_ContextSensitiveHelp(IOleWindow *iface, BOOL f_enter_mode)
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{
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ok(0, "unexpected call\n");
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return E_NOTIMPL;
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}
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static const IOleWindowVtbl OleWindowVtbl = {
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OleWindow_QueryInterface,
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OleWindow_AddRef,
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OleWindow_Release,
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OleWindow_GetWindow,
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OleWindow_ContextSensitiveHelp
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};
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static IAccessible Accessible = {&AccessibleVtbl};
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static IAccessible Accessible_child = {&AccessibleVtbl};
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static IOleWindow OleWindow = {&OleWindowVtbl};
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static void test_getroletext(void)
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{
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@ -1844,6 +1915,59 @@ static void test_default_edit_accessible_object(void)
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DestroyWindow(hwnd);
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}
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static void test_WindowFromAccessibleObject(void)
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{
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HRESULT hr;
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HWND hwnd;
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/* Successfully retrieve an HWND from the IOleWindow interface. */
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Accessible_hwnd = NULL;
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OleWindow_hwnd = (HWND)0xdeadf00d;
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hwnd = (HWND)0xdeadbeef;
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hr = WindowFromAccessibleObject(&Accessible, &hwnd);
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ok(hr == S_OK, "got %lx\n", hr);
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ok(hwnd == (HWND)0xdeadf00d, "hwnd != 0xdeadf00d!\n");
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/* Successfully retrieve an HWND from IAccessible::accNavigate. */
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Accessible_hwnd = (HWND)0xdeadf00d;
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OleWindow_hwnd = NULL;
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hwnd = (HWND)0xdeadbeef;
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SET_EXPECT(Accessible_accNavigate);
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hr = WindowFromAccessibleObject(&Accessible, &hwnd);
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ok(hr == S_OK, "got %lx\n", hr);
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/* This value gets sign-extended on 64-bit. */
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ok(hwnd == IntToPtr(0xdeadf00d), "hwnd != 0xdeadf00d!\n");
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CHECK_CALLED(Accessible_accNavigate);
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/* Don't return an HWND from either method. */
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Accessible_hwnd = NULL;
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OleWindow_hwnd = NULL;
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hwnd = (HWND)0xdeadbeef;
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SET_EXPECT(Accessible_accNavigate);
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SET_EXPECT(Accessible_get_accParent);
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hr = WindowFromAccessibleObject(&Accessible, &hwnd);
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/* Return value from IAccessible::get_accParent. */
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ok(hr == S_FALSE, "got %lx\n", hr);
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ok(!hwnd, "hwnd %p\n", hwnd);
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CHECK_CALLED(Accessible_accNavigate);
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CHECK_CALLED(Accessible_get_accParent);
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/* Successfully retrieve an HWND from a parent IAccessible's IOleWindow interface. */
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Accessible_hwnd = NULL;
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OleWindow_hwnd = (HWND)0xdeadf00d;
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hwnd = (HWND)0xdeadbeef;
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SET_EXPECT(Accessible_child_accNavigate);
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SET_EXPECT(Accessible_child_get_accParent);
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hr = WindowFromAccessibleObject(&Accessible_child, &hwnd);
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ok(hr == S_OK, "got %lx\n", hr);
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ok(hwnd == (HWND)0xdeadf00d, "hwnd != 0xdeadf00d!\n");
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CHECK_CALLED(Accessible_child_accNavigate);
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CHECK_CALLED(Accessible_child_get_accParent);
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Accessible_hwnd = NULL;
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OleWindow_hwnd = NULL;
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}
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START_TEST(main)
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{
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int argc;
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@ -1885,6 +2009,7 @@ START_TEST(main)
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test_AccessibleObjectFromPoint();
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test_CreateStdAccessibleObject_classes();
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test_default_edit_accessible_object();
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test_WindowFromAccessibleObject();
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unregister_window_class();
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CoUninitialize();
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