summaryrefslogtreecommitdiffstats
path: root/accessible/windows/ia2/ia2AccessibleHyperlink.cpp
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--accessible/windows/ia2/ia2AccessibleHyperlink.cpp164
1 files changed, 164 insertions, 0 deletions
diff --git a/accessible/windows/ia2/ia2AccessibleHyperlink.cpp b/accessible/windows/ia2/ia2AccessibleHyperlink.cpp
new file mode 100644
index 0000000000..9d71cfb411
--- /dev/null
+++ b/accessible/windows/ia2/ia2AccessibleHyperlink.cpp
@@ -0,0 +1,164 @@
+/* -*- 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 "AccessibleHyperlink.h"
+#include "AccessibleHyperlink_i.c"
+
+#include "AccessibleWrap.h"
+#include "IUnknownImpl.h"
+#include "nsIURI.h"
+
+using namespace mozilla::a11y;
+
+Accessible* ia2AccessibleHyperlink::Acc() {
+ return static_cast<MsaaAccessible*>(this)->Acc();
+}
+
+AccessibleWrap* ia2AccessibleHyperlink::LocalAcc() {
+ return static_cast<MsaaAccessible*>(this)->LocalAcc();
+}
+
+// IUnknown
+
+STDMETHODIMP
+ia2AccessibleHyperlink::QueryInterface(REFIID iid, void** ppv) {
+ if (!ppv) return E_INVALIDARG;
+
+ *ppv = nullptr;
+
+ if (IID_IAccessibleHyperlink == iid) {
+ Accessible* acc = Acc();
+ if (!acc || !acc->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) {
+ if (!aAnchor) return E_INVALIDARG;
+
+ VariantInit(aAnchor);
+
+ Accessible* thisObj = Acc();
+ if (!thisObj) {
+ return CO_E_OBJNOTCONNECTED;
+ }
+
+ if (aIndex < 0 || aIndex >= static_cast<long>(thisObj->AnchorCount()))
+ return E_INVALIDARG;
+
+ if (!thisObj->IsLink()) return S_FALSE;
+
+ Accessible* anchor = thisObj->AnchorAt(aIndex);
+ if (!anchor) return S_FALSE;
+
+ RefPtr<IAccessible> result = MsaaAccessible::GetFrom(anchor);
+ result.forget(&aAnchor->punkVal);
+ aAnchor->vt = VT_UNKNOWN;
+ return S_OK;
+}
+
+STDMETHODIMP
+ia2AccessibleHyperlink::get_anchorTarget(long aIndex, VARIANT* aAnchorTarget) {
+ if (!aAnchorTarget) {
+ return E_INVALIDARG;
+ }
+
+ VariantInit(aAnchorTarget);
+
+ Accessible* thisObj = Acc();
+ if (!thisObj) {
+ return CO_E_OBJNOTCONNECTED;
+ }
+ nsAutoCString uriStr;
+
+ 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;
+}
+
+STDMETHODIMP
+ia2AccessibleHyperlink::get_startIndex(long* aIndex) {
+ if (!aIndex) return E_INVALIDARG;
+
+ *aIndex = 0;
+
+ Accessible* thisObj = Acc();
+ if (!thisObj) {
+ return CO_E_OBJNOTCONNECTED;
+ }
+
+ if (!thisObj->IsLink()) return S_FALSE;
+
+ *aIndex = thisObj->StartOffset();
+ return S_OK;
+}
+
+STDMETHODIMP
+ia2AccessibleHyperlink::get_endIndex(long* aIndex) {
+ if (!aIndex) return E_INVALIDARG;
+
+ *aIndex = 0;
+
+ Accessible* thisObj = Acc();
+ if (!thisObj) {
+ return CO_E_OBJNOTCONNECTED;
+ }
+
+ if (!thisObj->IsLink()) return S_FALSE;
+
+ *aIndex = thisObj->EndOffset();
+ return S_OK;
+}
+
+STDMETHODIMP
+ia2AccessibleHyperlink::get_valid(boolean* aValid) {
+ if (!aValid) return E_INVALIDARG;
+
+ *aValid = false;
+
+ Accessible* thisObj = Acc();
+ if (!thisObj) {
+ return CO_E_OBJNOTCONNECTED;
+ }
+
+ if (!thisObj->IsLink()) return S_FALSE;
+
+ *aValid = thisObj->IsLinkValid();
+ return S_OK;
+}