370 lines
10 KiB
C
370 lines
10 KiB
C
/*
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* Copyright 2017 Jacek Caban for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define COBJMACROS
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#include "initguid.h"
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#include "uiautomation.h"
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#include "wine/debug.h"
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#include "wine/heap.h"
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WINE_DEFAULT_DEBUG_CHANNEL(uiautomation);
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struct uia_object_wrapper
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{
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IUnknown IUnknown_iface;
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LONG refcount;
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IUnknown *marshaler;
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IUnknown *marshal_object;
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};
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static struct uia_object_wrapper *impl_uia_object_wrapper_from_IUnknown(IUnknown *iface)
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{
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return CONTAINING_RECORD(iface, struct uia_object_wrapper, IUnknown_iface);
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}
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static HRESULT WINAPI uia_object_wrapper_QueryInterface(IUnknown *iface,
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REFIID riid, void **ppv)
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{
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struct uia_object_wrapper *wrapper = impl_uia_object_wrapper_from_IUnknown(iface);
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return IUnknown_QueryInterface(wrapper->marshal_object, riid, ppv);
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}
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static ULONG WINAPI uia_object_wrapper_AddRef(IUnknown *iface)
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{
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struct uia_object_wrapper *wrapper = impl_uia_object_wrapper_from_IUnknown(iface);
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ULONG refcount = InterlockedIncrement(&wrapper->refcount);
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TRACE("%p, refcount %ld\n", iface, refcount);
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return refcount;
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}
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static ULONG WINAPI uia_object_wrapper_Release(IUnknown *iface)
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{
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struct uia_object_wrapper *wrapper = impl_uia_object_wrapper_from_IUnknown(iface);
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ULONG refcount = InterlockedDecrement(&wrapper->refcount);
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TRACE("%p, refcount %ld\n", iface, refcount);
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if (!refcount)
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{
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IUnknown_Release(wrapper->marshaler);
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heap_free(wrapper);
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}
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return refcount;
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}
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static const IUnknownVtbl uia_object_wrapper_vtbl = {
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uia_object_wrapper_QueryInterface,
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uia_object_wrapper_AddRef,
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uia_object_wrapper_Release,
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};
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/*
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* When passing the ReservedNotSupportedValue/ReservedMixedAttributeValue
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* interface pointers across apartments within the same process, create a free
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* threaded marshaler so that the pointer value is preserved.
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*/
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static HRESULT create_uia_object_wrapper(IUnknown *reserved, void **ppv)
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{
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struct uia_object_wrapper *wrapper;
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HRESULT hr;
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TRACE("%p, %p\n", reserved, ppv);
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wrapper = heap_alloc(sizeof(*wrapper));
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if (!wrapper)
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return E_OUTOFMEMORY;
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wrapper->IUnknown_iface.lpVtbl = &uia_object_wrapper_vtbl;
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wrapper->marshal_object = reserved;
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wrapper->refcount = 1;
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if (FAILED(hr = CoCreateFreeThreadedMarshaler(&wrapper->IUnknown_iface, &wrapper->marshaler)))
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{
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heap_free(wrapper);
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return hr;
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}
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hr = IUnknown_QueryInterface(wrapper->marshaler, &IID_IMarshal, ppv);
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IUnknown_Release(&wrapper->IUnknown_iface);
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return hr;
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}
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/*
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* UiaReservedNotSupportedValue/UiaReservedMixedAttributeValue object.
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*/
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static HRESULT WINAPI uia_reserved_obj_QueryInterface(IUnknown *iface,
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REFIID riid, void **ppv)
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{
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*ppv = NULL;
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if (IsEqualIID(riid, &IID_IUnknown))
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*ppv = iface;
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else if (IsEqualIID(riid, &IID_IMarshal))
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return create_uia_object_wrapper(iface, ppv);
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else
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return E_NOINTERFACE;
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return S_OK;
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}
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static ULONG WINAPI uia_reserved_obj_AddRef(IUnknown *iface)
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{
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return 1;
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}
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static ULONG WINAPI uia_reserved_obj_Release(IUnknown *iface)
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{
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return 1;
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}
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static const IUnknownVtbl uia_reserved_obj_vtbl = {
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uia_reserved_obj_QueryInterface,
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uia_reserved_obj_AddRef,
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uia_reserved_obj_Release,
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};
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static IUnknown uia_reserved_ns_iface = {&uia_reserved_obj_vtbl};
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static IUnknown uia_reserved_ma_iface = {&uia_reserved_obj_vtbl};
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/*
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* UiaHostProviderFromHwnd IRawElementProviderSimple interface.
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*/
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struct hwnd_host_provider {
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IRawElementProviderSimple IRawElementProviderSimple_iface;
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LONG refcount;
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HWND hwnd;
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};
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static inline struct hwnd_host_provider *impl_from_hwnd_host_provider(IRawElementProviderSimple *iface)
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{
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return CONTAINING_RECORD(iface, struct hwnd_host_provider, IRawElementProviderSimple_iface);
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}
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HRESULT WINAPI hwnd_host_provider_QueryInterface(IRawElementProviderSimple *iface, REFIID riid, void **ppv)
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{
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*ppv = NULL;
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if (IsEqualIID(riid, &IID_IRawElementProviderSimple) || IsEqualIID(riid, &IID_IUnknown))
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*ppv = iface;
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else
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return E_NOINTERFACE;
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IRawElementProviderSimple_AddRef(iface);
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return S_OK;
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}
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ULONG WINAPI hwnd_host_provider_AddRef(IRawElementProviderSimple *iface)
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{
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struct hwnd_host_provider *host_prov = impl_from_hwnd_host_provider(iface);
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ULONG refcount = InterlockedIncrement(&host_prov->refcount);
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TRACE("%p, refcount %ld\n", iface, refcount);
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return refcount;
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}
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ULONG WINAPI hwnd_host_provider_Release(IRawElementProviderSimple *iface)
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{
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struct hwnd_host_provider *host_prov = impl_from_hwnd_host_provider(iface);
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ULONG refcount = InterlockedDecrement(&host_prov->refcount);
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TRACE("%p, refcount %ld\n", iface, refcount);
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if (!refcount)
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heap_free(host_prov);
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return refcount;
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}
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HRESULT WINAPI hwnd_host_provider_get_ProviderOptions(IRawElementProviderSimple *iface,
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enum ProviderOptions *ret_val)
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{
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TRACE("%p, %p\n", iface, ret_val);
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*ret_val = ProviderOptions_ServerSideProvider;
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return S_OK;
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}
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HRESULT WINAPI hwnd_host_provider_GetPatternProvider(IRawElementProviderSimple *iface,
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PATTERNID pattern_id, IUnknown **ret_val)
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{
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TRACE("%p, %d, %p\n", iface, pattern_id, ret_val);
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*ret_val = NULL;
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return S_OK;
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}
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HRESULT WINAPI hwnd_host_provider_GetPropertyValue(IRawElementProviderSimple *iface,
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PROPERTYID prop_id, VARIANT *ret_val)
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{
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struct hwnd_host_provider *host_prov = impl_from_hwnd_host_provider(iface);
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TRACE("%p, %d, %p\n", iface, prop_id, ret_val);
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VariantInit(ret_val);
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switch (prop_id)
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{
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case UIA_NativeWindowHandlePropertyId:
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V_VT(ret_val) = VT_I4;
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V_I4(ret_val) = HandleToUlong(host_prov->hwnd);
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break;
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case UIA_ProviderDescriptionPropertyId:
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V_VT(ret_val) = VT_BSTR;
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V_BSTR(ret_val) = SysAllocString(L"Wine: HWND Provider Proxy");
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break;
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default:
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break;
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}
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return S_OK;
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}
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HRESULT WINAPI hwnd_host_provider_get_HostRawElementProvider(IRawElementProviderSimple *iface,
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IRawElementProviderSimple **ret_val)
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{
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TRACE("%p, %p\n", iface, ret_val);
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*ret_val = NULL;
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return S_OK;
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}
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IRawElementProviderSimpleVtbl hwnd_host_provider_vtbl = {
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hwnd_host_provider_QueryInterface,
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hwnd_host_provider_AddRef,
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hwnd_host_provider_Release,
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hwnd_host_provider_get_ProviderOptions,
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hwnd_host_provider_GetPatternProvider,
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hwnd_host_provider_GetPropertyValue,
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hwnd_host_provider_get_HostRawElementProvider,
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};
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/***********************************************************************
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* UiaClientsAreListening (uiautomationcore.@)
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*/
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BOOL WINAPI UiaClientsAreListening(void)
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{
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FIXME("()\n");
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return FALSE;
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}
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/***********************************************************************
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* UiaGetReservedMixedAttributeValue (uiautomationcore.@)
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*/
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HRESULT WINAPI UiaGetReservedMixedAttributeValue(IUnknown **value)
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{
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TRACE("(%p)\n", value);
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if (!value)
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return E_INVALIDARG;
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*value = &uia_reserved_ma_iface;
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return S_OK;
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}
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/***********************************************************************
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* UiaGetReservedNotSupportedValue (uiautomationcore.@)
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*/
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HRESULT WINAPI UiaGetReservedNotSupportedValue(IUnknown **value)
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{
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TRACE("(%p)\n", value);
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if (!value)
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return E_INVALIDARG;
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*value = &uia_reserved_ns_iface;
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return S_OK;
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}
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/***********************************************************************
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* UiaLookupId (uiautomationcore.@)
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*/
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int WINAPI UiaLookupId(enum AutomationIdentifierType type, const GUID *guid)
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{
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FIXME("(%d, %s) stub!\n", type, debugstr_guid(guid));
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return 1;
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}
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/***********************************************************************
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* UiaReturnRawElementProvider (uiautomationcore.@)
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*/
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LRESULT WINAPI UiaReturnRawElementProvider(HWND hwnd, WPARAM wParam,
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LPARAM lParam, IRawElementProviderSimple *elprov)
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{
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FIXME("(%p, %Ix, %Ix, %p) stub!\n", hwnd, wParam, lParam, elprov);
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return 0;
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}
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/***********************************************************************
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* UiaRaiseAutomationEvent (uiautomationcore.@)
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*/
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HRESULT WINAPI UiaRaiseAutomationEvent(IRawElementProviderSimple *provider, EVENTID id)
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{
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FIXME("(%p, %d): stub\n", provider, id);
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return S_OK;
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}
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/***********************************************************************
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* UiaRaiseAutomationPropertyChangedEvent (uiautomationcore.@)
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*/
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HRESULT WINAPI UiaRaiseAutomationPropertyChangedEvent(IRawElementProviderSimple *provider, PROPERTYID id, VARIANT old, VARIANT new)
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{
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FIXME("(%p, %d, %s, %s): stub\n", provider, id, debugstr_variant(&old), debugstr_variant(&new));
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return S_OK;
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}
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void WINAPI UiaRegisterProviderCallback(UiaProviderCallback *callback)
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{
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FIXME("(%p): stub\n", callback);
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}
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HRESULT WINAPI UiaHostProviderFromHwnd(HWND hwnd, IRawElementProviderSimple **provider)
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{
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struct hwnd_host_provider *host_prov;
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TRACE("(%p, %p)\n", hwnd, provider);
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if (provider)
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*provider = NULL;
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if (!IsWindow(hwnd) || !provider)
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return E_INVALIDARG;
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host_prov = heap_alloc(sizeof(*host_prov));
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if (!host_prov)
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return E_OUTOFMEMORY;
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host_prov->IRawElementProviderSimple_iface.lpVtbl = &hwnd_host_provider_vtbl;
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host_prov->refcount = 1;
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host_prov->hwnd = hwnd;
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*provider = &host_prov->IRawElementProviderSimple_iface;
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return S_OK;
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}
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HRESULT WINAPI UiaDisconnectProvider(IRawElementProviderSimple *provider)
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{
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FIXME("(%p): stub\n", provider);
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return E_NOTIMPL;
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}
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