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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /accessible/windows/ia2/ia2AccessibleHyperlink.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'accessible/windows/ia2/ia2AccessibleHyperlink.cpp')
-rw-r--r--accessible/windows/ia2/ia2AccessibleHyperlink.cpp205
1 files changed, 205 insertions, 0 deletions
diff --git a/accessible/windows/ia2/ia2AccessibleHyperlink.cpp b/accessible/windows/ia2/ia2AccessibleHyperlink.cpp
new file mode 100644
index 000000000..c6d564103
--- /dev/null
+++ b/accessible/windows/ia2/ia2AccessibleHyperlink.cpp
@@ -0,0 +1,205 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:expandtab:shiftwidth=2:tabstop=2:
+ */
+/* 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 "Accessible2.h"
+#include "AccessibleHyperlink.h"
+#include "AccessibleHyperlink_i.c"
+
+#include "AccessibleWrap.h"
+#include "IUnknownImpl.h"
+#include "nsIURI.h"
+
+using namespace mozilla::a11y;
+
+// IUnknown
+
+STDMETHODIMP
+ia2AccessibleHyperlink::QueryInterface(REFIID iid, void** ppv)
+{
+ if (!ppv)
+ return E_INVALIDARG;
+
+ *ppv = nullptr;
+
+ if (IID_IAccessibleHyperlink == iid) {
+ auto accWrap = static_cast<AccessibleWrap*>(this);
+ if (accWrap->IsProxy() ?
+ !(accWrap->ProxyInterfaces() & Interfaces::HYPERLINK) :
+ !accWrap->IsLink())
+ return E_NOINTERFACE;
+
+ *ppv = static_cast<IAccessibleHyperlink*>(this);
+ (reinterpret_cast<IUnknown*>(*ppv))->AddRef();
+ return S_OK;
+ }
+
+ return ia2AccessibleAction::QueryInterface(iid, ppv);
+}
+
+// IAccessibleHyperlink
+
+STDMETHODIMP
+ia2AccessibleHyperlink::get_anchor(long aIndex, VARIANT* aAnchor)
+{
+ A11Y_TRYBLOCK_BEGIN
+
+ if (!aAnchor)
+ return E_INVALIDARG;
+
+ VariantInit(aAnchor);
+
+ Accessible* thisObj = static_cast<AccessibleWrap*>(this);
+ MOZ_ASSERT(!thisObj->IsProxy());
+
+ if (thisObj->IsDefunct())
+ return CO_E_OBJNOTCONNECTED;
+
+ if (aIndex < 0 || aIndex >= static_cast<long>(thisObj->AnchorCount()))
+ return E_INVALIDARG;
+
+ if (!thisObj->IsLink())
+ return S_FALSE;
+
+ AccessibleWrap* anchor =
+ static_cast<AccessibleWrap*>(thisObj->AnchorAt(aIndex));
+ if (!anchor)
+ return S_FALSE;
+
+ void* instancePtr = nullptr;
+ HRESULT result = anchor->QueryInterface(IID_IUnknown, &instancePtr);
+ if (FAILED(result))
+ return result;
+
+ aAnchor->punkVal = static_cast<IUnknown*>(instancePtr);
+ aAnchor->vt = VT_UNKNOWN;
+ return S_OK;
+
+ A11Y_TRYBLOCK_END
+}
+
+STDMETHODIMP
+ia2AccessibleHyperlink::get_anchorTarget(long aIndex, VARIANT* aAnchorTarget)
+{
+ A11Y_TRYBLOCK_BEGIN
+
+ if (!aAnchorTarget) {
+ return E_INVALIDARG;
+ }
+
+ VariantInit(aAnchorTarget);
+
+ Accessible* thisObj = static_cast<AccessibleWrap*>(this);
+ nsAutoCString uriStr;
+ MOZ_ASSERT(!thisObj->IsProxy());
+ if (thisObj->IsDefunct()) {
+ return CO_E_OBJNOTCONNECTED;
+ }
+
+ if (aIndex < 0 || aIndex >= static_cast<long>(thisObj->AnchorCount())) {
+ return E_INVALIDARG;
+ }
+
+ if (!thisObj->IsLink()) {
+ return S_FALSE;
+ }
+
+ nsCOMPtr<nsIURI> uri = thisObj->AnchorURIAt(aIndex);
+ if (!uri) {
+ return S_FALSE;
+ }
+
+ nsresult rv = uri->GetSpec(uriStr);
+ if (NS_FAILED(rv)) {
+ return GetHRESULT(rv);
+ }
+
+ nsAutoString stringURI;
+ AppendUTF8toUTF16(uriStr, stringURI);
+
+ aAnchorTarget->vt = VT_BSTR;
+ aAnchorTarget->bstrVal = ::SysAllocStringLen(stringURI.get(),
+ stringURI.Length());
+ return aAnchorTarget->bstrVal ? S_OK : E_OUTOFMEMORY;
+
+ A11Y_TRYBLOCK_END
+}
+
+STDMETHODIMP
+ia2AccessibleHyperlink::get_startIndex(long* aIndex)
+{
+ A11Y_TRYBLOCK_BEGIN
+
+ if (!aIndex)
+ return E_INVALIDARG;
+
+ *aIndex = 0;
+
+ MOZ_ASSERT(!HyperTextProxyFor(this));
+
+ Accessible* thisObj = static_cast<AccessibleWrap*>(this);
+ if (thisObj->IsDefunct())
+ return CO_E_OBJNOTCONNECTED;
+
+ if (!thisObj->IsLink())
+ return S_FALSE;
+
+ *aIndex = thisObj->StartOffset();
+ return S_OK;
+
+ A11Y_TRYBLOCK_END
+}
+
+STDMETHODIMP
+ia2AccessibleHyperlink::get_endIndex(long* aIndex)
+{
+ A11Y_TRYBLOCK_BEGIN
+
+ if (!aIndex)
+ return E_INVALIDARG;
+
+ *aIndex = 0;
+
+ MOZ_ASSERT(!HyperTextProxyFor(this));
+
+ Accessible* thisObj = static_cast<AccessibleWrap*>(this);
+ if (thisObj->IsDefunct())
+ return CO_E_OBJNOTCONNECTED;
+
+ if (!thisObj->IsLink())
+ return S_FALSE;
+
+ *aIndex = thisObj->EndOffset();
+ return S_OK;
+
+ A11Y_TRYBLOCK_END
+}
+
+STDMETHODIMP
+ia2AccessibleHyperlink::get_valid(boolean* aValid)
+{
+ A11Y_TRYBLOCK_BEGIN
+
+ if (!aValid)
+ return E_INVALIDARG;
+
+ *aValid = false;
+
+ MOZ_ASSERT(!HyperTextProxyFor(this));
+
+ Accessible* thisObj = static_cast<AccessibleWrap*>(this);
+ if (thisObj->IsDefunct())
+ return CO_E_OBJNOTCONNECTED;
+
+ if (!thisObj->IsLink())
+ return S_FALSE;
+
+ *aValid = thisObj->IsLinkValid();
+ return S_OK;
+
+ A11Y_TRYBLOCK_END
+}
+