1 files changed, 51 insertions, 0 deletions
diff --git a/dom/xul/nsXULControllers.h b/dom/xul/nsXULControllers.h
new file mode 100644
index 0000000000..495cf64e71
--- /dev/null
+++ b/dom/xul/nsXULControllers.h
@@ -0,0 +1,51 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 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/. */
+
+/*
+
+  The XUL "controllers" object.
+
+*/
+
+#ifndef nsXULControllers_h__
+#define nsXULControllers_h__
+
+#include "nsCOMPtr.h"
+#include "nsTArray.h"
+#include "nsIControllers.h"
+#include "nsCycleCollectionParticipant.h"
+
+/* non-XPCOM class for holding controllers and their IDs */
+class nsXULControllerData final {
+ public:
+  nsXULControllerData(uint32_t inControllerID, nsIController* inController);
+  ~nsXULControllerData() = default;
+
+  uint32_t GetControllerID() { return mControllerID; }
+
+  nsresult GetController(nsIController** outController);
+
+  uint32_t mControllerID;
+  nsCOMPtr<nsIController> mController;
+};
+
+class nsXULControllers final : public nsIControllers {
+ public:
+  nsXULControllers();
+
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsXULControllers, nsIControllers)
+  NS_DECL_NSICONTROLLERS
+
+ protected:
+  virtual ~nsXULControllers(void);
+
+  void DeleteControllers();
+
+  nsTArray<nsXULControllerData*> mControllers;
+  uint32_t mCurControllerID;
+};
+
+#endif  // nsXULControllers_h__