MIDIInputMap.h (1545B)
1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim:set ts=2 sw=2 sts=2 et cindent: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef mozilla_dom_MIDIInputMap_h 8 #define mozilla_dom_MIDIInputMap_h 9 10 #include "mozilla/dom/MIDIPort.h" 11 #include "nsCOMPtr.h" 12 #include "nsTHashMap.h" 13 #include "nsWrapperCache.h" 14 15 class nsPIDOMWindowInner; 16 17 namespace mozilla::dom { 18 19 /** 20 * Maplike DOM object that holds a list of all MIDI input ports available for 21 * access. Almost all functions are implemented automatically by WebIDL. 22 */ 23 class MIDIInputMap final : public nsISupports, public nsWrapperCache { 24 public: 25 NS_DECL_CYCLE_COLLECTING_ISUPPORTS 26 NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(MIDIInputMap) 27 nsPIDOMWindowInner* GetParentObject() const { return mParent; } 28 29 explicit MIDIInputMap(nsPIDOMWindowInner* aParent); 30 JSObject* WrapObject(JSContext* aCx, 31 JS::Handle<JSObject*> aGivenProto) override; 32 bool Has(nsAString& aId) { return mPorts.Get(aId) != nullptr; } 33 void Insert(nsAString& aId, RefPtr<MIDIPort> aPort) { 34 mPorts.InsertOrUpdate(aId, aPort); 35 } 36 void Remove(nsAString& aId) { mPorts.Remove(aId); } 37 38 private: 39 ~MIDIInputMap() = default; 40 nsTHashMap<nsString, RefPtr<MIDIPort>> mPorts; 41 nsCOMPtr<nsPIDOMWindowInner> mParent; 42 }; 43 44 } // namespace mozilla::dom 45 46 #endif // mozilla_dom_MIDIInputMap_h