[Fabric] Add Support for accessibilityActions and onAccessibilityAction (#13674)

* Add Implementation for accessibilityActions

* Add activate action

* Format

* Change files

Author: chiaramooney

change/react-native-windows-b2ad5990-4475-4b62-9ec8-6ddd45ba06be.json

@@ -0,0 +1,7 @@
+{
+  "type": "prerelease",
+  "comment": "Add Implementation for accessibilityActions",
+  "packageName": "react-native-windows",
+  "email": "34109996+chiaramooney@users.noreply.github.com",
+  "dependentChangeType": "patch"
+}

vnext/Microsoft.ReactNative/Fabric/Composition/CompositionDynamicAutomationProvider.cpp

@@ -381,6 +381,8 @@ HRESULT __stdcall CompositionDynamicAutomationProvider::Invoke() {
   if (spProviderSimple != nullptr) {
     UiaRaiseAutomationEvent(spProviderSimple.get(), UIA_Invoke_InvokedEventId);
   }
+  DispatchAccessibilityAction(m_view, "invoke");
+  DispatchAccessibilityAction(m_view, "activate");
 
   return S_OK;
 }
@@ -394,6 +396,7 @@ HRESULT __stdcall CompositionDynamicAutomationProvider::ScrollIntoView() {
   winrt::Microsoft::ReactNative::implementation::BringIntoViewOptions scrollOptions;
   winrt::get_self<winrt::Microsoft::ReactNative::implementation::ComponentView>(strongView)
       ->StartBringIntoView(std::move(scrollOptions));
+  DispatchAccessibilityAction(m_view, "scrollIntoView");
 
   return S_OK;
 }
@@ -422,6 +425,7 @@ HRESULT __stdcall CompositionDynamicAutomationProvider::SetValue(LPCWSTR val) {
 
   winrt::get_self<winrt::Microsoft::ReactNative::implementation::ComponentView>(strongView)
       ->setAcccessiblityValue(winrt::to_string(val));
+  DispatchAccessibilityAction(m_view, "setValue");
   return S_OK;
 }
 
@@ -488,6 +492,7 @@ HRESULT __stdcall CompositionDynamicAutomationProvider::Toggle() {
     return UIA_E_ELEMENTNOTAVAILABLE;
 
   winrt::get_self<winrt::Microsoft::ReactNative::implementation::ComponentView>(strongView)->Toggle();
+  DispatchAccessibilityAction(m_view, "toggle");
   return S_OK;
 }
 

vnext/Microsoft.ReactNative/Fabric/Composition/UiaHelpers.cpp

@@ -182,4 +182,26 @@ std::string extractAccessibilityValue(const facebook::react::AccessibilityValue
   }
 }
 
+void DispatchAccessibilityAction(::Microsoft::ReactNative::ReactTaggedView &view, const std::string &action) noexcept {
+  auto strongView = view.view();
+
+  if (!strongView)
+    return;
+
+  auto baseView = strongView.try_as<winrt::Microsoft::ReactNative::Composition::implementation::ComponentView>();
+  if (baseView == nullptr)
+    return;
+
+  auto props = std::static_pointer_cast<const facebook::react::ViewProps>(baseView->props());
+  if (props == nullptr)
+    return;
+
+  auto accessibilityActions = props->accessibilityActions;
+  for (size_t i = 0; i < accessibilityActions.size(); i++) {
+    if (accessibilityActions[i].name == action) {
+      baseView->GetEventEmitter()->onAccessibilityAction(action);
+    }
+  }
+}
+
 } // namespace winrt::Microsoft::ReactNative::implementation

vnext/Microsoft.ReactNative/Fabric/Composition/UiaHelpers.h

@@ -33,4 +33,6 @@ long GetLiveSetting(const std::string &liveRegion) noexcept;
 
 std::string extractAccessibilityValue(const facebook::react::AccessibilityValue &value) noexcept;
 
+void DispatchAccessibilityAction(::Microsoft::ReactNative::ReactTaggedView &view, const std::string &action) noexcept;
+
 } // namespace winrt::Microsoft::ReactNative::implementation