bug 1159741 - make ia2HyperText use proxies r=davidb

accessible/windows/ia2/ia2AccessibleHypertext.cpp

@@ -26,6 +26,11 @@ ia2AccessibleHypertext::get_nHyperlinks(long* aHyperlinkCount)
 
   *aHyperlinkCount = 0;
 
+  if (ProxyAccessible* proxy = HyperTextProxyFor(this)) {
+    *aHyperlinkCount = proxy->LinkCount();
+    return S_OK;
+  }
+
   HyperTextAccessibleWrap* hyperText = static_cast<HyperTextAccessibleWrap*>(this);
   if (hyperText->IsDefunct())
     return CO_E_OBJNOTCONNECTED;
@@ -47,16 +52,26 @@ ia2AccessibleHypertext::get_hyperlink(long aLinkIndex,
 
   *aHyperlink = nullptr;
 
-  HyperTextAccessibleWrap* hyperText = static_cast<HyperTextAccessibleWrap*>(this);
-  if (hyperText->IsDefunct())
-    return CO_E_OBJNOTCONNECTED;
+  AccessibleWrap* hyperLink;
+  if (ProxyAccessible* proxy = HyperTextProxyFor(this)) {
+    ProxyAccessible* link = proxy->LinkAt(aLinkIndex);
+    if (!link)
+      return E_FAIL;
+
+    hyperLink = WrapperFor(link);
+  } else {
+    HyperTextAccessibleWrap* hyperText = static_cast<HyperTextAccessibleWrap*>(this);
+    if (hyperText->IsDefunct())
+      return CO_E_OBJNOTCONNECTED;
+
+    hyperLink = static_cast<AccessibleWrap*>(hyperText->LinkAt(aLinkIndex));
+  }
 
-  Accessible* hyperLink = hyperText->LinkAt(aLinkIndex);
   if (!hyperLink)
     return E_FAIL;
 
   *aHyperlink =
-    static_cast<IAccessibleHyperlink*>(static_cast<AccessibleWrap*>(hyperLink));
+    static_cast<IAccessibleHyperlink*>(hyperLink);
   (*aHyperlink)->AddRef();
   return S_OK;
 
@@ -73,6 +88,11 @@ ia2AccessibleHypertext::get_hyperlinkIndex(long aCharIndex, long* aHyperlinkInde
 
   *aHyperlinkIndex = 0;
 
+  if (ProxyAccessible* proxy = HyperTextProxyFor(this)) {
+    *aHyperlinkIndex = proxy->LinkIndexAtOffset(aCharIndex);
+    return S_OK;
+  }
+
   HyperTextAccessibleWrap* hyperAcc = static_cast<HyperTextAccessibleWrap*>(this);
   if (hyperAcc->IsDefunct())
     return CO_E_OBJNOTCONNECTED;