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-rw-r--r--dom/midi/MIDIPermissionRequest.h52
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diff --git a/dom/midi/MIDIPermissionRequest.h b/dom/midi/MIDIPermissionRequest.h
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* 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/. */
+
+#ifndef mozilla_dom_MIDIPermissionRequest_h
+#define mozilla_dom_MIDIPermissionRequest_h
+
+#include "mozilla/dom/Promise.h"
+#include "nsContentPermissionHelper.h"
+
+namespace mozilla::dom {
+
+struct MIDIOptions;
+
+/**
+ * Handles permission dialog management when requesting MIDI permissions.
+ */
+class MIDIPermissionRequest final : public ContentPermissionRequestBase,
+ public nsIRunnable {
+ public:
+ MIDIPermissionRequest(nsPIDOMWindowInner* aWindow, Promise* aPromise,
+ const MIDIOptions& aOptions);
+
+ NS_DECL_ISUPPORTS_INHERITED
+ NS_DECL_NSIRUNNABLE
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(MIDIPermissionRequest,
+ ContentPermissionRequestBase)
+ // nsIContentPermissionRequest
+ NS_IMETHOD Cancel(void) override;
+ NS_IMETHOD Allow(JS::Handle<JS::Value> choices) override;
+ NS_IMETHOD GetTypes(nsIArray** aTypes) override;
+
+ private:
+ ~MIDIPermissionRequest() = default;
+ nsresult DoPrompt();
+ void CancelWithRandomizedDelay();
+
+ // If we're canceling on a timer, we need to hold a strong ref while it's
+ // outstanding.
+ nsCOMPtr<nsITimer> mCancelTimer;
+
+ // Promise for returning MIDIAccess on request success
+ RefPtr<Promise> mPromise;
+ // True if sysex permissions should be requested
+ bool mNeedsSysex;
+};
+
+} // namespace mozilla::dom
+
+#endif // mozilla_dom_MIDIPermissionRequest_h