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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /ipc/glue/nsIIPCBackgroundChildCreateCallback.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'ipc/glue/nsIIPCBackgroundChildCreateCallback.h')
-rw-r--r--ipc/glue/nsIIPCBackgroundChildCreateCallback.h72
1 files changed, 72 insertions, 0 deletions
diff --git a/ipc/glue/nsIIPCBackgroundChildCreateCallback.h b/ipc/glue/nsIIPCBackgroundChildCreateCallback.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_ipc_nsiipcbackgroundchildcreatecallback_h
+#define mozilla_ipc_nsiipcbackgroundchildcreatecallback_h
+
+#include "mozilla/Attributes.h"
+#include "nsISupports.h"
+
+namespace mozilla {
+namespace ipc {
+
+class PBackgroundChild;
+
+} // namespace ipc
+} // namespace mozilla
+
+#define NS_IIPCBACKGROUNDCHILDCREATECALLBACK_IID \
+ {0x4de01707, 0x70e3, 0x4181, {0xbc, 0x9f, 0xa3, 0xec, 0xfe, 0x74, 0x1a, 0xe3}}
+
+class NS_NO_VTABLE nsIIPCBackgroundChildCreateCallback : public nsISupports
+{
+public:
+ typedef mozilla::ipc::PBackgroundChild PBackgroundChild;
+
+ NS_DECLARE_STATIC_IID_ACCESSOR(NS_IIPCBACKGROUNDCHILDCREATECALLBACK_IID)
+
+ // This will be called upon successful creation of a PBackgroundChild actor.
+ // The actor is unique per-thread and must not be shared across threads. It
+ // may be saved and reused on the same thread for as long as the thread lives.
+ // After this callback BackgroundChild::GetForCurrentThread() will return the
+ // same actor.
+ virtual void
+ ActorCreated(PBackgroundChild*) = 0;
+
+ // This will be called if for some reason the PBackgroundChild actor cannot be
+ // created. This should never be called in child processes as the failure to
+ // create the actor should result in the termination of the child process
+ // first. This may be called for cross-thread actors in the main process.
+ virtual void
+ ActorFailed() = 0;
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(nsIIPCBackgroundChildCreateCallback,
+ NS_IIPCBACKGROUNDCHILDCREATECALLBACK_IID)
+
+#define NS_DECL_NSIIPCBACKGROUNDCHILDCREATECALLBACK \
+ virtual void \
+ ActorCreated(mozilla::ipc::PBackgroundChild*) override; \
+ virtual void \
+ ActorFailed() override;
+
+#define NS_FORWARD_NSIIPCBACKGROUNDCHILDCREATECALLBACK(_to) \
+ virtual void \
+ ActorCreated(mozilla::ipc::PBackgroundChild* aActor) override \
+ { _to ActorCreated(aActor); } \
+ virtual void \
+ ActorFailed() override \
+ { _to ActorFailed(); }
+
+#define NS_FORWARD_SAFE_NSIIPCBACKGROUNDCHILDCREATECALLBACK(_to) \
+ virtual void \
+ ActorCreated(mozilla::ipc::PBackgroundChild* aActor) override \
+ { if (_to) { _to->ActorCreated(aActor); } } \
+ virtual void \
+ ActorFailed() override \
+ { if (_to) { _to->ActorFailed(); } }
+
+#endif // mozilla_ipc_nsiipcbackgroundchildcreatecallback_h