diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /accessible/windows/uia | |
parent | Initial commit. (diff) | |
download | firefox-upstream.tar.xz firefox-upstream.zip |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | accessible/windows/uia/moz.build | 22 | ||||
-rw-r--r-- | accessible/windows/uia/uiaRawElmProvider.cpp | 206 | ||||
-rw-r--r-- | accessible/windows/uia/uiaRawElmProvider.h | 75 |
3 files changed, 303 insertions, 0 deletions
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..c78dbca7fe --- /dev/null +++ b/accessible/windows/uia/uiaRawElmProvider.cpp @@ -0,0 +1,206 @@ +/* -*- 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 "AccAttributes.h" +#include "AccessibleWrap.h" +#include "ARIAMap.h" +#include "LocalAccessible-inl.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<IAccessible> copy; + mAcc->GetNativeInterface(getter_AddRefs(copy)); + 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<int>(reinterpret_cast<intptr_t>(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<IAccessibleEx*>(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; + + RefPtr<AccAttributes> attributes = mAcc->Attributes(); + attributes->GetAttribute(nsGkAtoms::xmlroles, 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()); + while (attribIter.Next()) { + nsAutoString attribName, attribValue; + nsAutoString value; + attribIter.AttrName()->ToString(attribName); + attribIter.AttrValue(attribValue); + if (StringBeginsWith(attribName, u"aria-"_ns)) { + // Found 'aria-' + attribName.ReplaceLiteral(0, 5, u""); + } + + 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<AccessibleWrap> mAcc; +}; + +} // namespace a11y +} // namespace mozilla + +#endif |