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-rw-r--r--dom/permission/PermissionStatus.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/dom/permission/PermissionStatus.h b/dom/permission/PermissionStatus.h
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+++ b/dom/permission/PermissionStatus.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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_PermissionStatus_h_
+#define mozilla_dom_PermissionStatus_h_
+
+#include "mozilla/dom/PermissionsBinding.h"
+#include "mozilla/dom/PermissionStatusBinding.h"
+#include "mozilla/DOMEventTargetHelper.h"
+
+namespace mozilla::dom {
+
+class PermissionObserver;
+
+class PermissionStatus : public DOMEventTargetHelper {
+ friend class PermissionObserver;
+
+ public:
+ static already_AddRefed<PermissionStatus> Create(nsPIDOMWindowInner* aWindow,
+ PermissionName aName,
+ ErrorResult& aRv);
+
+ JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ PermissionState State() const { return mState; }
+
+ IMPL_EVENT_HANDLER(change)
+
+ void DisconnectFromOwner() override;
+
+ PermissionName Name() const { return mName; }
+
+ nsresult Init();
+
+ protected:
+ ~PermissionStatus();
+
+ PermissionStatus(nsPIDOMWindowInner* aWindow, PermissionName aName);
+
+ /**
+ * This method returns the internal permission type, which should be equal to
+ * the permission name for all but the MIDI permission because of the SysEx
+ * support: internally, we have both "midi" and "midi-sysex" permission types
+ * but we only have a "midi" (public) permission name.
+ *
+ * Note: the `MidiPermissionDescriptor` descriptor has an optional `sysex`
+ * boolean, which is used to determine whether to return "midi" or
+ * "midi-sysex" for the MIDI permission.
+ */
+ virtual nsLiteralCString GetPermissionType();
+
+ private:
+ nsresult UpdateState();
+
+ already_AddRefed<nsIPrincipal> GetPrincipal() const;
+
+ void PermissionChanged();
+
+ PermissionName mName;
+ PermissionState mState;
+
+ RefPtr<PermissionObserver> mObserver;
+};
+
+} // namespace mozilla::dom
+
+#endif // mozilla_dom_permissionstatus_h_