From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- accessible/windows/sdn/moz.build | 24 ++ accessible/windows/sdn/sdnAccessible-inl.h | 34 ++ accessible/windows/sdn/sdnAccessible.cpp | 539 +++++++++++++++++++++++++++ accessible/windows/sdn/sdnAccessible.h | 119 ++++++ accessible/windows/sdn/sdnDocAccessible.cpp | 157 ++++++++ accessible/windows/sdn/sdnDocAccessible.h | 53 +++ accessible/windows/sdn/sdnTextAccessible.cpp | 210 +++++++++++ accessible/windows/sdn/sdnTextAccessible.h | 71 ++++ 8 files changed, 1207 insertions(+) create mode 100644 accessible/windows/sdn/moz.build create mode 100644 accessible/windows/sdn/sdnAccessible-inl.h create mode 100644 accessible/windows/sdn/sdnAccessible.cpp create mode 100644 accessible/windows/sdn/sdnAccessible.h create mode 100644 accessible/windows/sdn/sdnDocAccessible.cpp create mode 100644 accessible/windows/sdn/sdnDocAccessible.h create mode 100644 accessible/windows/sdn/sdnTextAccessible.cpp create mode 100644 accessible/windows/sdn/sdnTextAccessible.h (limited to 'accessible/windows/sdn') diff --git a/accessible/windows/sdn/moz.build b/accessible/windows/sdn/moz.build new file mode 100644 index 000000000..ae0d5e20d --- /dev/null +++ b/accessible/windows/sdn/moz.build @@ -0,0 +1,24 @@ +# -*- 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/. + +UNIFIED_SOURCES += [ + 'sdnAccessible.cpp', + 'sdnDocAccessible.cpp', + 'sdnTextAccessible.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/sdn/sdnAccessible-inl.h b/accessible/windows/sdn/sdnAccessible-inl.h new file mode 100644 index 000000000..a3d1a95e8 --- /dev/null +++ b/accessible/windows/sdn/sdnAccessible-inl.h @@ -0,0 +1,34 @@ +/* -*- 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_sdnAccessible_inl_h_ +#define mozilla_a11y_sdnAccessible_inl_h_ + +#include "sdnAccessible.h" + +#include "DocAccessible.h" +#include "nsAccessibilityService.h" + +namespace mozilla { +namespace a11y { + +inline DocAccessible* +sdnAccessible::GetDocument() const +{ + return GetExistingDocAccessible(mNode->OwnerDoc()); +} + +inline Accessible* +sdnAccessible::GetAccessible() const +{ + DocAccessible* document = GetDocument(); + return document ? document->GetAccessibleEvenIfNotInMap(mNode) : nullptr; +} + +} // namespace a11y +} // namespace mozilla + +#endif // mozilla_a11y_sdnAccessible_inl_h_ diff --git a/accessible/windows/sdn/sdnAccessible.cpp b/accessible/windows/sdn/sdnAccessible.cpp new file mode 100644 index 000000000..909b0779c --- /dev/null +++ b/accessible/windows/sdn/sdnAccessible.cpp @@ -0,0 +1,539 @@ +/* -*- 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 "sdnAccessible-inl.h" +#include "ISimpleDOMNode_i.c" + +#include "DocAccessibleWrap.h" + +#include "nsAttrName.h" +#include "nsCoreUtils.h" +#include "nsIAccessibleTypes.h" +#include "nsIDOMHTMLElement.h" +#include "nsIDOMCSSStyleDeclaration.h" +#include "nsNameSpaceManager.h" +#include "nsServiceManagerUtils.h" +#include "nsWinUtils.h" +#include "nsRange.h" + +#include "mozilla/dom/BorrowedAttrInfo.h" +#include "mozilla/dom/Element.h" + +using namespace mozilla; +using namespace mozilla::a11y; + +STDMETHODIMP +sdnAccessible::QueryInterface(REFIID aREFIID, void** aInstancePtr) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aInstancePtr) + return E_FAIL; + *aInstancePtr = nullptr; + + if (aREFIID == IID_ISimpleDOMNode) { + *aInstancePtr = static_cast(this); + AddRef(); + return S_OK; + } + + AccessibleWrap* accessible = static_cast(GetAccessible()); + if (accessible) + return accessible->QueryInterface(aREFIID, aInstancePtr); + + // IUnknown* is the canonical one if and only if this accessible doesn't have + // an accessible. + if (aREFIID == IID_IUnknown) { + *aInstancePtr = static_cast(this); + AddRef(); + return S_OK; + } + + return E_NOINTERFACE; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_nodeInfo(BSTR __RPC_FAR* aNodeName, + short __RPC_FAR* aNameSpaceID, + BSTR __RPC_FAR* aNodeValue, + unsigned int __RPC_FAR* aNumChildren, + unsigned int __RPC_FAR* aUniqueID, + unsigned short __RPC_FAR* aNodeType) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aNodeName || !aNameSpaceID || !aNodeValue || !aNumChildren || + !aUniqueID || !aNodeType) + return E_INVALIDARG; + + *aNodeName = nullptr; + *aNameSpaceID = 0; + *aNodeValue = nullptr; + *aNumChildren = 0; + *aUniqueID = 0; + *aNodeType = 0; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsCOMPtr DOMNode(do_QueryInterface(mNode)); + + uint16_t nodeType = 0; + DOMNode->GetNodeType(&nodeType); + *aNodeType = static_cast(nodeType); + + if (*aNodeType != NODETYPE_TEXT) { + nsAutoString nodeName; + DOMNode->GetNodeName(nodeName); + *aNodeName = ::SysAllocString(nodeName.get()); + } + + nsAutoString nodeValue; + DOMNode->GetNodeValue(nodeValue); + *aNodeValue = ::SysAllocString(nodeValue.get()); + + *aNameSpaceID = mNode->IsNodeOfType(nsINode::eCONTENT) ? + static_cast(mNode->AsContent()->GetNameSpaceID()) : 0; + + // This is a unique ID for every content node. The 3rd party accessibility + // application can compare this to the childID we return for events such as + // focus events, to correlate back to data nodes in their internal object + // model. + Accessible* accessible = GetAccessible(); + if (accessible) { + *aUniqueID = AccessibleWrap::GetChildIDFor(accessible); + } else { + *aUniqueID = - NS_PTR_TO_INT32(static_cast(this)); + } + + *aNumChildren = mNode->GetChildCount(); + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_attributes(unsigned short aMaxAttribs, + BSTR __RPC_FAR* aAttribNames, + short __RPC_FAR* aNameSpaceIDs, + BSTR __RPC_FAR* aAttribValues, + unsigned short __RPC_FAR* aNumAttribs) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aAttribNames || !aNameSpaceIDs || !aAttribValues || !aNumAttribs) + return E_INVALIDARG; + + *aNumAttribs = 0; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + if (!mNode->IsElement()) + return S_FALSE; + + dom::Element* elm = mNode->AsElement(); + uint32_t numAttribs = elm->GetAttrCount(); + if (numAttribs > aMaxAttribs) + numAttribs = aMaxAttribs; + + *aNumAttribs = static_cast(numAttribs); + + for (uint32_t index = 0; index < numAttribs; index++) { + aNameSpaceIDs[index] = 0; + aAttribValues[index] = aAttribNames[index] = nullptr; + nsAutoString attributeValue; + + dom::BorrowedAttrInfo attr = elm->GetAttrInfoAt(index); + attr.mValue->ToString(attributeValue); + + aNameSpaceIDs[index] = static_cast(attr.mName->NamespaceID()); + aAttribNames[index] = ::SysAllocString(attr.mName->LocalName()->GetUTF16String()); + aAttribValues[index] = ::SysAllocString(attributeValue.get()); + } + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_attributesForNames(unsigned short aMaxAttribs, + BSTR __RPC_FAR* aAttribNames, + short __RPC_FAR* aNameSpaceID, + BSTR __RPC_FAR* aAttribValues) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aAttribNames || !aNameSpaceID || !aAttribValues) + return E_INVALIDARG; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + if (!mNode->IsElement()) + return S_FALSE; + + nsCOMPtr domElement(do_QueryInterface(mNode)); + nsNameSpaceManager* nameSpaceManager = nsNameSpaceManager::GetInstance(); + + int32_t index = 0; + for (index = 0; index < aMaxAttribs; index++) { + aAttribValues[index] = nullptr; + if (aAttribNames[index]) { + nsAutoString attributeValue, nameSpaceURI; + nsAutoString attributeName(nsDependentString( + static_cast(aAttribNames[index]))); + + nsresult rv = NS_OK; + if (aNameSpaceID[index]>0 && + NS_SUCCEEDED(nameSpaceManager->GetNameSpaceURI(aNameSpaceID[index], + nameSpaceURI))) { + rv = domElement->GetAttributeNS(nameSpaceURI, attributeName, + attributeValue); + } else { + rv = domElement->GetAttribute(attributeName, attributeValue); + } + + if (NS_SUCCEEDED(rv)) + aAttribValues[index] = ::SysAllocString(attributeValue.get()); + } + } + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_computedStyle(unsigned short aMaxStyleProperties, + boolean aUseAlternateView, + BSTR __RPC_FAR* aStyleProperties, + BSTR __RPC_FAR* aStyleValues, + unsigned short __RPC_FAR* aNumStyleProperties) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aStyleProperties || aStyleValues || !aNumStyleProperties) + return E_INVALIDARG; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + *aNumStyleProperties = 0; + + if (mNode->IsNodeOfType(nsINode::eDOCUMENT)) + return S_FALSE; + + nsCOMPtr cssDecl = + nsWinUtils::GetComputedStyleDeclaration(mNode->AsContent()); + NS_ENSURE_TRUE(cssDecl, E_FAIL); + + uint32_t length = 0; + cssDecl->GetLength(&length); + + uint32_t index = 0, realIndex = 0; + for (index = realIndex = 0; index < length && realIndex < aMaxStyleProperties; + index ++) { + nsAutoString property, value; + + // Ignore -moz-* properties. + if (NS_SUCCEEDED(cssDecl->Item(index, property)) && property.CharAt(0) != '-') + cssDecl->GetPropertyValue(property, value); // Get property value + + if (!value.IsEmpty()) { + aStyleProperties[realIndex] = ::SysAllocString(property.get()); + aStyleValues[realIndex] = ::SysAllocString(value.get()); + ++realIndex; + } + } + + *aNumStyleProperties = static_cast(realIndex); + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_computedStyleForProperties(unsigned short aNumStyleProperties, + boolean aUseAlternateView, + BSTR __RPC_FAR* aStyleProperties, + BSTR __RPC_FAR* aStyleValues) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aStyleProperties || !aStyleValues) + return E_INVALIDARG; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + if (mNode->IsNodeOfType(nsINode::eDOCUMENT)) + return S_FALSE; + + nsCOMPtr cssDecl = + nsWinUtils::GetComputedStyleDeclaration(mNode->AsContent()); + NS_ENSURE_TRUE(cssDecl, E_FAIL); + + uint32_t index = 0; + for (index = 0; index < aNumStyleProperties; index++) { + nsAutoString value; + if (aStyleProperties[index]) + cssDecl->GetPropertyValue(nsDependentString(aStyleProperties[index]), value); // Get property value + aStyleValues[index] = ::SysAllocString(value.get()); + } + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::scrollTo(boolean aScrollTopLeft) +{ + A11Y_TRYBLOCK_BEGIN + + DocAccessible* document = GetDocument(); + if (!document) // that's IsDefunct check + return CO_E_OBJNOTCONNECTED; + + if (!mNode->IsContent()) + return S_FALSE; + + uint32_t scrollType = + aScrollTopLeft ? nsIAccessibleScrollType::SCROLL_TYPE_TOP_LEFT : + nsIAccessibleScrollType::SCROLL_TYPE_BOTTOM_RIGHT; + + nsCoreUtils::ScrollTo(document->PresShell(), mNode->AsContent(), scrollType); + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_parentNode(ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aNode) + return E_INVALIDARG; + *aNode = nullptr; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsINode* resultNode = mNode->GetParentNode(); + if (resultNode) { + *aNode = static_cast(new sdnAccessible(resultNode)); + (*aNode)->AddRef(); + } + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_firstChild(ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aNode) + return E_INVALIDARG; + *aNode = nullptr; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsINode* resultNode = mNode->GetFirstChild(); + if (resultNode) { + *aNode = static_cast(new sdnAccessible(resultNode)); + (*aNode)->AddRef(); + } + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_lastChild(ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aNode) + return E_INVALIDARG; + *aNode = nullptr; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsINode* resultNode = mNode->GetLastChild(); + if (resultNode) { + *aNode = static_cast(new sdnAccessible(resultNode)); + (*aNode)->AddRef(); + } + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_previousSibling(ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aNode) + return E_INVALIDARG; + *aNode = nullptr; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsINode* resultNode = mNode->GetPreviousSibling(); + if (resultNode) { + *aNode = static_cast(new sdnAccessible(resultNode)); + (*aNode)->AddRef(); + } + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_nextSibling(ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aNode) + return E_INVALIDARG; + *aNode = nullptr; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsINode* resultNode = mNode->GetNextSibling(); + if (resultNode) { + *aNode = static_cast(new sdnAccessible(resultNode)); + (*aNode)->AddRef(); + } + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_childAt(unsigned aChildIndex, + ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aNode) + return E_INVALIDARG; + *aNode = nullptr; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsINode* resultNode = mNode->GetChildAt(aChildIndex); + if (resultNode) { + *aNode = static_cast(new sdnAccessible(resultNode)); + (*aNode)->AddRef(); + } + + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_innerHTML(BSTR __RPC_FAR* aInnerHTML) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aInnerHTML) + return E_INVALIDARG; + *aInnerHTML = nullptr; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + if (!mNode->IsElement()) + return S_FALSE; + + nsAutoString innerHTML; + mNode->AsElement()->GetInnerHTML(innerHTML); + if (innerHTML.IsEmpty()) + return S_FALSE; + + *aInnerHTML = ::SysAllocStringLen(innerHTML.get(), innerHTML.Length()); + if (!*aInnerHTML) + return E_OUTOFMEMORY; + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_localInterface(void __RPC_FAR *__RPC_FAR* aLocalInterface) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aLocalInterface) + return E_INVALIDARG; + *aLocalInterface = nullptr; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + *aLocalInterface = this; + AddRef(); + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnAccessible::get_language(BSTR __RPC_FAR* aLanguage) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aLanguage) + return E_INVALIDARG; + *aLanguage = nullptr; + + if (IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsAutoString language; + if (mNode->IsContent()) + nsCoreUtils::GetLanguageFor(mNode->AsContent(), nullptr, language); + if (language.IsEmpty()) { // Nothing found, so use document's language + mNode->OwnerDoc()->GetHeaderData(nsGkAtoms::headerContentLanguage, + language); + } + + if (language.IsEmpty()) + return S_FALSE; + + *aLanguage = ::SysAllocStringLen(language.get(), language.Length()); + if (!*aLanguage) + return E_OUTOFMEMORY; + + return S_OK; + + A11Y_TRYBLOCK_END +} diff --git a/accessible/windows/sdn/sdnAccessible.h b/accessible/windows/sdn/sdnAccessible.h new file mode 100644 index 000000000..2876ad270 --- /dev/null +++ b/accessible/windows/sdn/sdnAccessible.h @@ -0,0 +1,119 @@ +/* -*- 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_sdnAccessible_h_ +#define mozilla_a11y_sdnAccessible_h_ + +#include "ISimpleDOMNode.h" +#include "AccessibleWrap.h" +#include "IUnknownImpl.h" + +#include "mozilla/Attributes.h" + +namespace mozilla { +namespace a11y { + +class sdnAccessible final : public ISimpleDOMNode +{ +public: + sdnAccessible(nsINode* aNode) : + mNode(aNode) + { + if (!mNode) + MOZ_CRASH(); + } + ~sdnAccessible() { } + + /** + * Retrun if the object is defunct. + */ + bool IsDefunct() const { return !GetDocument(); } + + /** + * Return a document accessible it belongs to if any. + */ + DocAccessible* GetDocument() const; + + /* + * Return associated accessible if any. + */ + Accessible* GetAccessible() const; + + //IUnknown + DECL_IUNKNOWN + + virtual /* [id][propget] */ HRESULT STDMETHODCALLTYPE get_nodeInfo( + /* [out] */ BSTR __RPC_FAR* aNodeName, + /* [out] */ short __RPC_FAR* aNameSpaceID, + /* [out] */ BSTR __RPC_FAR* aNodeValue, + /* [out] */ unsigned int __RPC_FAR* aNumChildren, + /* [out] */ unsigned int __RPC_FAR* aUniqueID, + /* [out][retval] */ unsigned short __RPC_FAR* aNodeType); + + virtual /* [id][propget] */ HRESULT STDMETHODCALLTYPE get_attributes( + /* [in] */ unsigned short aMaxAttribs, + /* [length_is][size_is][out] */ BSTR __RPC_FAR* aAttribNames, + /* [length_is][size_is][out] */ short __RPC_FAR* aNameSpaceIDs, + /* [length_is][size_is][out] */ BSTR __RPC_FAR* aAttribValues, + /* [out][retval] */ unsigned short __RPC_FAR* aNumAttribs); + + virtual /* [id][propget] */ HRESULT STDMETHODCALLTYPE get_attributesForNames( + /* [in] */ unsigned short aMaxAttribs, + /* [length_is][size_is][in] */ BSTR __RPC_FAR* aAttribNames, + /* [length_is][size_is][in] */ short __RPC_FAR* aNameSpaceID, + /* [length_is][size_is][retval] */ BSTR __RPC_FAR* aAttribValues); + + virtual /* [id][propget] */ HRESULT STDMETHODCALLTYPE get_computedStyle( + /* [in] */ unsigned short aMaxStyleProperties, + /* [in] */ boolean aUseAlternateView, + /* [length_is][size_is][out] */ BSTR __RPC_FAR* aStyleProperties, + /* [length_is][size_is][out] */ BSTR __RPC_FAR* aStyleValues, + /* [out][retval] */ unsigned short __RPC_FAR* aNumStyleProperties); + + virtual /* [id][propget] */ HRESULT STDMETHODCALLTYPE get_computedStyleForProperties( + /* [in] */ unsigned short aNumStyleProperties, + /* [in] */ boolean aUseAlternateView, + /* [length_is][size_is][in] */ BSTR __RPC_FAR* aStyleProperties, + /* [length_is][size_is][out][retval] */ BSTR __RPC_FAR* aStyleValues); + + virtual HRESULT STDMETHODCALLTYPE scrollTo(/* [in] */ boolean aScrollTopLeft); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_parentNode( + /* [out][retval] */ ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_firstChild( + /* [out][retval] */ ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_lastChild( + /* [out][retval] */ ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_previousSibling( + /* [out][retval] */ ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_nextSibling( + /* [out][retval] */ ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_childAt( + /* [in] */ unsigned aChildIndex, + /* [out][retval] */ ISimpleDOMNode __RPC_FAR *__RPC_FAR* aNode); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_innerHTML( + /* [out][retval] */ BSTR __RPC_FAR* aInnerHTML); + + virtual /* [local][propget] */ HRESULT STDMETHODCALLTYPE get_localInterface( + /* [retval][out] */ void __RPC_FAR *__RPC_FAR* aLocalInterface); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_language( + /* [out][retval] */ BSTR __RPC_FAR* aLanguage); + +private: + nsCOMPtr mNode; +}; + +} // namespace a11y +} // namespace mozilla + +#endif // mozilla_a11y_sdnAccessible_h_ diff --git a/accessible/windows/sdn/sdnDocAccessible.cpp b/accessible/windows/sdn/sdnDocAccessible.cpp new file mode 100644 index 000000000..07b39e66f --- /dev/null +++ b/accessible/windows/sdn/sdnDocAccessible.cpp @@ -0,0 +1,157 @@ +/* -*- 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 "sdnDocAccessible.h" + +#include "ISimpleDOMDocument_i.c" + +#include "nsNameSpaceManager.h" + +using namespace mozilla; +using namespace mozilla::a11y; + +//////////////////////////////////////////////////////////////////////////////// +// sdnDocAccessible +//////////////////////////////////////////////////////////////////////////////// + +IMPL_IUNKNOWN_QUERY_HEAD(sdnDocAccessible) + IMPL_IUNKNOWN_QUERY_IFACE(ISimpleDOMDocument) +IMPL_IUNKNOWN_QUERY_TAIL_AGGREGATED(mAccessible) + +STDMETHODIMP +sdnDocAccessible::get_URL(BSTR __RPC_FAR* aURL) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aURL) + return E_INVALIDARG; + *aURL = nullptr; + + if (mAccessible->IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsAutoString URL; + mAccessible->URL(URL); + if (URL.IsEmpty()) + return S_FALSE; + + *aURL = ::SysAllocStringLen(URL.get(), URL.Length()); + return *aURL ? S_OK : E_OUTOFMEMORY; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnDocAccessible::get_title(BSTR __RPC_FAR* aTitle) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aTitle) + return E_INVALIDARG; + *aTitle = nullptr; + + if (mAccessible->IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsAutoString title; + mAccessible->Title(title); + *aTitle = ::SysAllocStringLen(title.get(), title.Length()); + return *aTitle ? S_OK : E_OUTOFMEMORY; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnDocAccessible::get_mimeType(BSTR __RPC_FAR* aMimeType) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aMimeType) + return E_INVALIDARG; + *aMimeType = nullptr; + + if (mAccessible->IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsAutoString mimeType; + mAccessible->MimeType(mimeType); + if (mimeType.IsEmpty()) + return S_FALSE; + + *aMimeType = ::SysAllocStringLen(mimeType.get(), mimeType.Length()); + return *aMimeType ? S_OK : E_OUTOFMEMORY; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnDocAccessible::get_docType(BSTR __RPC_FAR* aDocType) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aDocType) + return E_INVALIDARG; + *aDocType = nullptr; + + if (mAccessible->IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsAutoString docType; + mAccessible->DocType(docType); + if (docType.IsEmpty()) + return S_FALSE; + + *aDocType = ::SysAllocStringLen(docType.get(), docType.Length()); + return *aDocType ? S_OK : E_OUTOFMEMORY; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnDocAccessible::get_nameSpaceURIForID(short aNameSpaceID, + BSTR __RPC_FAR* aNameSpaceURI) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aNameSpaceURI) + return E_INVALIDARG; + *aNameSpaceURI = nullptr; + + if (mAccessible->IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + if (aNameSpaceID < 0) + return E_INVALIDARG; // -1 is kNameSpaceID_Unknown + + nsAutoString nameSpaceURI; + nsNameSpaceManager* nameSpaceManager = nsNameSpaceManager::GetInstance(); + if (nameSpaceManager) + nameSpaceManager->GetNameSpaceURI(aNameSpaceID, nameSpaceURI); + + if (nameSpaceURI.IsEmpty()) + return S_FALSE; + + *aNameSpaceURI = ::SysAllocStringLen(nameSpaceURI.get(), + nameSpaceURI.Length()); + + return *aNameSpaceURI ? S_OK : E_OUTOFMEMORY; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnDocAccessible::put_alternateViewMediaTypes(BSTR __RPC_FAR* aCommaSeparatedMediaTypes) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aCommaSeparatedMediaTypes) + return E_INVALIDARG; + *aCommaSeparatedMediaTypes = nullptr; + + return mAccessible->IsDefunct() ? CO_E_OBJNOTCONNECTED : E_NOTIMPL; + + A11Y_TRYBLOCK_END +} diff --git a/accessible/windows/sdn/sdnDocAccessible.h b/accessible/windows/sdn/sdnDocAccessible.h new file mode 100644 index 000000000..22c7124b2 --- /dev/null +++ b/accessible/windows/sdn/sdnDocAccessible.h @@ -0,0 +1,53 @@ +/* -*- 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_sdnDocAccessible_h_ +#define mozilla_a11y_sdnDocAccessible_h_ + +#include "ISimpleDOMDocument.h" +#include "IUnknownImpl.h" + +#include "DocAccessibleWrap.h" + +namespace mozilla { +namespace a11y { + +class sdnDocAccessible final : public ISimpleDOMDocument +{ +public: + sdnDocAccessible(DocAccessibleWrap* aAccessible) : mAccessible(aAccessible) {}; + ~sdnDocAccessible() { }; + + DECL_IUNKNOWN + + // ISimpleDOMDocument + virtual /* [id][propget] */ HRESULT STDMETHODCALLTYPE get_URL( + /* [out] */ BSTR __RPC_FAR *url); + + virtual /* [id][propget] */ HRESULT STDMETHODCALLTYPE get_title( + /* [out] */ BSTR __RPC_FAR *title); + + virtual /* [id][propget] */ HRESULT STDMETHODCALLTYPE get_mimeType( + /* [out] */ BSTR __RPC_FAR *mimeType); + + virtual /* [id][propget] */ HRESULT STDMETHODCALLTYPE get_docType( + /* [out] */ BSTR __RPC_FAR *docType); + + virtual /* [id][propget] */ HRESULT STDMETHODCALLTYPE get_nameSpaceURIForID( + /* [in] */ short nameSpaceID, + /* [out] */ BSTR __RPC_FAR *nameSpaceURI); + + virtual /* [id] */ HRESULT STDMETHODCALLTYPE put_alternateViewMediaTypes( + /* [in] */ BSTR __RPC_FAR *commaSeparatedMediaTypes); + +protected: + RefPtr mAccessible; +}; + +} // namespace a11y +} // namespace mozilla + +#endif diff --git a/accessible/windows/sdn/sdnTextAccessible.cpp b/accessible/windows/sdn/sdnTextAccessible.cpp new file mode 100644 index 000000000..b51caf44e --- /dev/null +++ b/accessible/windows/sdn/sdnTextAccessible.cpp @@ -0,0 +1,210 @@ +/* -*- 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 "sdnTextAccessible.h" + +#include "ISimpleDOMText_i.c" + +#include "nsCoreUtils.h" +#include "DocAccessible.h" + +#include "nsIFrame.h" +#include "nsFontMetrics.h" +#include "nsPresContext.h" +#include "nsLayoutUtils.h" +#include "nsRange.h" +#include "gfxFont.h" +#include "nsIAccessibleTypes.h" +#include "mozilla/gfx/2D.h" + +using namespace mozilla::a11y; + +//////////////////////////////////////////////////////////////////////////////// +// sdnTextAccessible +//////////////////////////////////////////////////////////////////////////////// + +IMPL_IUNKNOWN_QUERY_HEAD(sdnTextAccessible) + IMPL_IUNKNOWN_QUERY_IFACE(ISimpleDOMText) +IMPL_IUNKNOWN_QUERY_TAIL_AGGREGATED(mAccessible) + +STDMETHODIMP +sdnTextAccessible::get_domText(BSTR __RPC_FAR* aText) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aText) + return E_INVALIDARG; + *aText = nullptr; + + if (mAccessible->IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsAutoString nodeValue; + + nsCOMPtr DOMNode(do_QueryInterface(mAccessible->GetContent())); + DOMNode->GetNodeValue(nodeValue); + if (nodeValue.IsEmpty()) + return S_FALSE; + + *aText = ::SysAllocStringLen(nodeValue.get(), nodeValue.Length()); + return *aText ? S_OK : E_OUTOFMEMORY; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnTextAccessible::get_clippedSubstringBounds(unsigned int aStartIndex, + unsigned int aEndIndex, + int __RPC_FAR* aX, + int __RPC_FAR* aY, + int __RPC_FAR* aWidth, + int __RPC_FAR* aHeight) +{ + A11Y_TRYBLOCK_BEGIN + + nscoord x = 0, y = 0, width = 0, height = 0; + HRESULT rv = get_unclippedSubstringBounds(aStartIndex, aEndIndex, + &x, &y, &width, &height); + if (FAILED(rv)) + return rv; + + DocAccessible* document = mAccessible->Document(); + NS_ASSERTION(document, + "There must always be a doc accessible, but there isn't. Crash!"); + + nsIntRect docRect = document->Bounds(); + nsIntRect unclippedRect(x, y, width, height); + + nsIntRect clippedRect; + clippedRect.IntersectRect(unclippedRect, docRect); + + *aX = clippedRect.x; + *aY = clippedRect.y; + *aWidth = clippedRect.width; + *aHeight = clippedRect.height; + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnTextAccessible::get_unclippedSubstringBounds(unsigned int aStartIndex, + unsigned int aEndIndex, + int __RPC_FAR* aX, + int __RPC_FAR* aY, + int __RPC_FAR* aWidth, + int __RPC_FAR* aHeight) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aX || !aY || !aWidth || !aHeight) + return E_INVALIDARG; + *aX = *aY = *aWidth = *aHeight = 0; + + if (mAccessible->IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsIFrame *frame = mAccessible->GetFrame(); + NS_ENSURE_TRUE(frame, E_FAIL); + + nsPoint startPoint, endPoint; + nsIFrame* startFrame = GetPointFromOffset(frame, aStartIndex, true, startPoint); + nsIFrame* endFrame = GetPointFromOffset(frame, aEndIndex, false, endPoint); + if (!startFrame || !endFrame) + return E_FAIL; + + nsRect sum; + nsIFrame* iter = startFrame; + nsIFrame* stopLoopFrame = endFrame->GetNextContinuation(); + for (; iter != stopLoopFrame; iter = iter->GetNextContinuation()) { + nsRect rect = iter->GetScreenRectInAppUnits(); + nscoord start = (iter == startFrame) ? startPoint.x : 0; + nscoord end = (iter == endFrame) ? endPoint.x : rect.width; + rect.x += start; + rect.width = end - start; + sum.UnionRect(sum, rect); + } + + nsPresContext* presContext = mAccessible->Document()->PresContext(); + *aX = presContext->AppUnitsToDevPixels(sum.x); + *aY = presContext->AppUnitsToDevPixels(sum.y); + *aWidth = presContext->AppUnitsToDevPixels(sum.width); + *aHeight = presContext->AppUnitsToDevPixels(sum.height); + + return S_OK; + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnTextAccessible::scrollToSubstring(unsigned int aStartIndex, + unsigned int aEndIndex) +{ + A11Y_TRYBLOCK_BEGIN + + if (mAccessible->IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + RefPtr range = new nsRange(mAccessible->GetContent()); + if (NS_FAILED(range->SetStart(mAccessible->GetContent(), aStartIndex))) + return E_FAIL; + + if (NS_FAILED(range->SetEnd(mAccessible->GetContent(), aEndIndex))) + return E_FAIL; + + nsresult rv = + nsCoreUtils::ScrollSubstringTo(mAccessible->GetFrame(), range, + nsIAccessibleScrollType::SCROLL_TYPE_ANYWHERE); + return GetHRESULT(rv); + + A11Y_TRYBLOCK_END +} + +STDMETHODIMP +sdnTextAccessible::get_fontFamily(BSTR __RPC_FAR* aFontFamily) +{ + A11Y_TRYBLOCK_BEGIN + + if (!aFontFamily) + return E_INVALIDARG; + *aFontFamily = nullptr; + + if (mAccessible->IsDefunct()) + return CO_E_OBJNOTCONNECTED; + + nsIFrame* frame = mAccessible->GetFrame(); + if (!frame) + return E_FAIL; + + RefPtr fm = + nsLayoutUtils::GetFontMetricsForFrame(frame, 1.0f); + + const nsString& name = + fm->GetThebesFontGroup()->GetFirstValidFont()->GetName(); + if (name.IsEmpty()) + return S_FALSE; + + *aFontFamily = ::SysAllocStringLen(name.get(), name.Length()); + return *aFontFamily ? S_OK : E_OUTOFMEMORY; + + A11Y_TRYBLOCK_END +} + +nsIFrame* +sdnTextAccessible::GetPointFromOffset(nsIFrame* aContainingFrame, + int32_t aOffset, + bool aPreferNext, + nsPoint& aOutPoint) +{ + nsIFrame* textFrame = nullptr; + int32_t outOffset; + aContainingFrame->GetChildFrameContainingOffset(aOffset, aPreferNext, + &outOffset, &textFrame); + if (textFrame) + textFrame->GetPointFromOffset(aOffset, &aOutPoint); + + return textFrame; +} diff --git a/accessible/windows/sdn/sdnTextAccessible.h b/accessible/windows/sdn/sdnTextAccessible.h new file mode 100644 index 000000000..ed8eecf29 --- /dev/null +++ b/accessible/windows/sdn/sdnTextAccessible.h @@ -0,0 +1,71 @@ +/* -*- 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_sdnTextAccessible_h_ +#define mozilla_a11y_sdnTextAccessible_h_ + +#include "ISimpleDOMText.h" +#include "IUnknownImpl.h" + +#include "AccessibleWrap.h" + +class nsIFrame; +struct nsPoint; + +namespace mozilla { +namespace a11y { + +class sdnTextAccessible final : public ISimpleDOMText +{ +public: + sdnTextAccessible(AccessibleWrap* aAccessible) : mAccessible(aAccessible) {}; + ~sdnTextAccessible() {} + + DECL_IUNKNOWN + + // ISimpleDOMText + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_domText( + /* [retval][out] */ BSTR __RPC_FAR *aText); + + virtual HRESULT STDMETHODCALLTYPE get_clippedSubstringBounds( + /* [in] */ unsigned int startIndex, + /* [in] */ unsigned int endIndex, + /* [out] */ int __RPC_FAR* aX, + /* [out] */ int __RPC_FAR* aY, + /* [out] */ int __RPC_FAR* aWidth, + /* [out] */ int __RPC_FAR* aHeight); + + virtual HRESULT STDMETHODCALLTYPE get_unclippedSubstringBounds( + /* [in] */ unsigned int aStartIndex, + /* [in] */ unsigned int aEndIndex, + /* [out] */ int __RPC_FAR* aX, + /* [out] */ int __RPC_FAR* aY, + /* [out] */ int __RPC_FAR* aWidth, + /* [out] */ int __RPC_FAR* aHeight); + + virtual HRESULT STDMETHODCALLTYPE scrollToSubstring( + /* [in] */ unsigned int aStartIndex, + /* [in] */ unsigned int aEndIndex); + + virtual /* [propget] */ HRESULT STDMETHODCALLTYPE get_fontFamily( + /* [retval][out] */ BSTR __RPC_FAR* aFontFamily); + +private: + /** + * Return child frame containing offset on success. + */ + nsIFrame* GetPointFromOffset(nsIFrame* aContainingFrame, + int32_t aOffset, bool aPreferNext, + nsPoint& aOutPoint); + + RefPtr mAccessible; +}; + +} // namespace a11y +} // namespace mozilla + +#endif -- cgit v1.2.3