From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 16:29:10 +0200 Subject: Adding upstream version 86.0.1. Signed-off-by: Daniel Baumann --- accessible/windows/uia/moz.build | 22 +++ accessible/windows/uia/uiaRawElmProvider.cpp | 197 +++++++++++++++++++++++++++ accessible/windows/uia/uiaRawElmProvider.h | 75 ++++++++++ 3 files changed, 294 insertions(+) create mode 100644 accessible/windows/uia/moz.build create mode 100644 accessible/windows/uia/uiaRawElmProvider.cpp create mode 100644 accessible/windows/uia/uiaRawElmProvider.h (limited to 'accessible/windows/uia') diff --git a/accessible/windows/uia/moz.build b/accessible/windows/uia/moz.build new file mode 100644 index 0000000000..058aacc579 --- /dev/null +++ b/accessible/windows/uia/moz.build @@ -0,0 +1,22 @@ +# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*- +# vim: set filetype=python: +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. + +SOURCES += [ + "uiaRawElmProvider.cpp", +] + +LOCAL_INCLUDES += [ + "/accessible/base", + "/accessible/generic", + "/accessible/html", + "/accessible/windows/msaa", + "/accessible/xpcom", + "/accessible/xul", +] + +include("/ipc/chromium/chromium-config.mozbuild") + +FINAL_LIBRARY = "xul" diff --git a/accessible/windows/uia/uiaRawElmProvider.cpp b/accessible/windows/uia/uiaRawElmProvider.cpp new file mode 100644 index 0000000000..a0634c446c --- /dev/null +++ b/accessible/windows/uia/uiaRawElmProvider.cpp @@ -0,0 +1,197 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this file, + * You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "uiaRawElmProvider.h" + +#include "Accessible-inl.h" +#include "AccessibleWrap.h" +#include "ARIAMap.h" +#include "nsIPersistentProperties2.h" + +using namespace mozilla; +using namespace mozilla::a11y; + +//////////////////////////////////////////////////////////////////////////////// +// uiaRawElmProvider +//////////////////////////////////////////////////////////////////////////////// + +IMPL_IUNKNOWN2(uiaRawElmProvider, IAccessibleEx, IRawElementProviderSimple) + +//////////////////////////////////////////////////////////////////////////////// +// IAccessibleEx + +STDMETHODIMP +uiaRawElmProvider::GetObjectForChild( + long aIdChild, __RPC__deref_out_opt IAccessibleEx** aAccEx) { + if (!aAccEx) return E_INVALIDARG; + + *aAccEx = nullptr; + + return mAcc->IsDefunct() ? CO_E_OBJNOTCONNECTED : S_OK; +} + +STDMETHODIMP +uiaRawElmProvider::GetIAccessiblePair(__RPC__deref_out_opt IAccessible** aAcc, + __RPC__out long* aIdChild) { + if (!aAcc || !aIdChild) return E_INVALIDARG; + + *aAcc = nullptr; + *aIdChild = 0; + + if (mAcc->IsDefunct()) return CO_E_OBJNOTCONNECTED; + + *aIdChild = CHILDID_SELF; + RefPtr copy(mAcc); + copy.forget(aAcc); + + return S_OK; +} + +STDMETHODIMP +uiaRawElmProvider::GetRuntimeId(__RPC__deref_out_opt SAFEARRAY** aRuntimeIds) { + if (!aRuntimeIds) return E_INVALIDARG; + + int ids[] = {UiaAppendRuntimeId, + static_cast(reinterpret_cast(mAcc->UniqueID()))}; + *aRuntimeIds = SafeArrayCreateVector(VT_I4, 0, 2); + if (!*aRuntimeIds) return E_OUTOFMEMORY; + + for (LONG i = 0; i < (LONG)ArrayLength(ids); i++) + SafeArrayPutElement(*aRuntimeIds, &i, (void*)&(ids[i])); + + return S_OK; +} + +STDMETHODIMP +uiaRawElmProvider::ConvertReturnedElement( + __RPC__in_opt IRawElementProviderSimple* aRawElmProvider, + __RPC__deref_out_opt IAccessibleEx** aAccEx) { + if (!aRawElmProvider || !aAccEx) return E_INVALIDARG; + + *aAccEx = nullptr; + + void* instancePtr = nullptr; + HRESULT hr = aRawElmProvider->QueryInterface(IID_IAccessibleEx, &instancePtr); + if (SUCCEEDED(hr)) *aAccEx = static_cast(instancePtr); + + return hr; +} + +//////////////////////////////////////////////////////////////////////////////// +// IRawElementProviderSimple + +STDMETHODIMP +uiaRawElmProvider::get_ProviderOptions( + __RPC__out enum ProviderOptions* aOptions) { + if (!aOptions) return E_INVALIDARG; + + // This method is not used with IAccessibleEx implementations. + *aOptions = ProviderOptions_ServerSideProvider; + return S_OK; +} + +STDMETHODIMP +uiaRawElmProvider::GetPatternProvider( + PATTERNID aPatternId, __RPC__deref_out_opt IUnknown** aPatternProvider) { + if (!aPatternProvider) return E_INVALIDARG; + + *aPatternProvider = nullptr; + return S_OK; +} + +STDMETHODIMP +uiaRawElmProvider::GetPropertyValue(PROPERTYID aPropertyId, + __RPC__out VARIANT* aPropertyValue) { + if (!aPropertyValue) return E_INVALIDARG; + + if (mAcc->IsDefunct()) return CO_E_OBJNOTCONNECTED; + + aPropertyValue->vt = VT_EMPTY; + + switch (aPropertyId) { + // Accelerator Key / shortcut. + case UIA_AcceleratorKeyPropertyId: { + nsAutoString keyString; + + mAcc->KeyboardShortcut().ToString(keyString); + + if (!keyString.IsEmpty()) { + aPropertyValue->vt = VT_BSTR; + aPropertyValue->bstrVal = ::SysAllocString(keyString.get()); + return S_OK; + } + + break; + } + + // Access Key / mneumonic. + case UIA_AccessKeyPropertyId: { + nsAutoString keyString; + + mAcc->AccessKey().ToString(keyString); + + if (!keyString.IsEmpty()) { + aPropertyValue->vt = VT_BSTR; + aPropertyValue->bstrVal = ::SysAllocString(keyString.get()); + return S_OK; + } + + break; + } + + // ARIA Role / shortcut + case UIA_AriaRolePropertyId: { + nsAutoString xmlRoles; + + nsCOMPtr attributes = mAcc->Attributes(); + attributes->GetStringProperty("xml-roles"_ns, xmlRoles); + + if (!xmlRoles.IsEmpty()) { + aPropertyValue->vt = VT_BSTR; + aPropertyValue->bstrVal = ::SysAllocString(xmlRoles.get()); + return S_OK; + } + + break; + } + + // ARIA Properties + case UIA_AriaPropertiesPropertyId: { + nsAutoString ariaProperties; + + aria::AttrIterator attribIter(mAcc->GetContent()); + nsAutoString attribName, attribValue; + while (attribIter.Next(attribName, attribValue)) { + ariaProperties.Append(attribName); + ariaProperties.Append('='); + ariaProperties.Append(attribValue); + ariaProperties.Append(';'); + } + + if (!ariaProperties.IsEmpty()) { + // remove last delimiter: + ariaProperties.Truncate(ariaProperties.Length() - 1); + aPropertyValue->vt = VT_BSTR; + aPropertyValue->bstrVal = ::SysAllocString(ariaProperties.get()); + return S_OK; + } + + break; + } + } + + return S_OK; +} + +STDMETHODIMP +uiaRawElmProvider::get_HostRawElementProvider( + __RPC__deref_out_opt IRawElementProviderSimple** aRawElmProvider) { + if (!aRawElmProvider) return E_INVALIDARG; + + // This method is not used with IAccessibleEx implementations. + *aRawElmProvider = nullptr; + return S_OK; +} diff --git a/accessible/windows/uia/uiaRawElmProvider.h b/accessible/windows/uia/uiaRawElmProvider.h new file mode 100644 index 0000000000..4a4aecdbe2 --- /dev/null +++ b/accessible/windows/uia/uiaRawElmProvider.h @@ -0,0 +1,75 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this file, + * You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef mozilla_a11y_uiaRawElmProvider_h__ +#define mozilla_a11y_uiaRawElmProvider_h__ + +#include "objbase.h" +#include "AccessibleWrap.h" +#include "IUnknownImpl.h" +#include "uiautomation.h" + +namespace mozilla { +namespace a11y { + +class AccessibleWrap; + +/** + * IRawElementProviderSimple implementation (maintains IAccessibleEx approach). + */ +class uiaRawElmProvider final : public IAccessibleEx, + public IRawElementProviderSimple { + public: + explicit uiaRawElmProvider(AccessibleWrap* aAcc) : mAcc(aAcc) {} + + // IUnknown + DECL_IUNKNOWN + + // IAccessibleEx + virtual HRESULT STDMETHODCALLTYPE GetObjectForChild( + /* [in] */ long aIdChild, + /* [retval][out] */ __RPC__deref_out_opt IAccessibleEx** aAccEx); + + virtual HRESULT STDMETHODCALLTYPE GetIAccessiblePair( + /* [out] */ __RPC__deref_out_opt IAccessible** aAcc, + /* [out] */ __RPC__out long* aIdChild); + + virtual HRESULT STDMETHODCALLTYPE GetRuntimeId( + /* [retval][out] */ __RPC__deref_out_opt SAFEARRAY** aRuntimeIds); + + virtual HRESULT STDMETHODCALLTYPE ConvertReturnedElement( + /* [in] */ __RPC__in_opt IRawElementProviderSimple* aRawElmProvider, + /* [out] */ __RPC__deref_out_opt IAccessibleEx** aAccEx); + + // IRawElementProviderSimple + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_ProviderOptions( + /* [retval][out] */ __RPC__out enum ProviderOptions* aProviderOptions); + + virtual HRESULT STDMETHODCALLTYPE GetPatternProvider( + /* [in] */ PATTERNID aPatternId, + /* [retval][out] */ __RPC__deref_out_opt IUnknown** aPatternProvider); + + virtual HRESULT STDMETHODCALLTYPE GetPropertyValue( + /* [in] */ PROPERTYID aPropertyId, + /* [retval][out] */ __RPC__out VARIANT* aPropertyValue); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_HostRawElementProvider( + /* [retval][out] */ __RPC__deref_out_opt IRawElementProviderSimple** + aRawElmProvider); + + private: + uiaRawElmProvider() = delete; + uiaRawElmProvider& operator=(const uiaRawElmProvider&) = delete; + uiaRawElmProvider(const uiaRawElmProvider&) = delete; + + protected: + RefPtr mAcc; +}; + +} // namespace a11y +} // namespace mozilla + +#endif -- cgit v1.2.3