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1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "base/callback_registry.h" | |
6 | |
7 #include "base/basictypes.h" | |
8 #include "base/bind.h" | |
9 #include "base/bind_helpers.h" | |
10 #include "base/memory/scoped_ptr.h" | |
11 | |
12 namespace base { | |
13 | |
14 class Foo { | |
15 public: | |
16 Foo() {} | |
17 ~Foo() {} | |
18 }; | |
19 | |
20 class FooListener { | |
21 public: | |
22 FooListener() {} | |
23 | |
24 void GotAScopedFoo(scoped_ptr<Foo> f) { foo_ = f.Pass(); } | |
25 | |
26 scoped_ptr<Foo> foo_; | |
27 | |
28 private: | |
29 DISALLOW_COPY_AND_ASSIGN(FooListener); | |
30 }; | |
31 | |
32 | |
33 #if defined(NCTEST_MOVE_ONLY_TYPE_PARAMETER) // [r"calling a private constructo
r of class"] | |
34 | |
35 // Callbacks run with a move-only typed parameter. | |
36 // | |
37 // CallbackRegistry does not support move-only typed parameters. Notify() is | |
38 // designed to take zero or more parameters, and run each registered callback | |
39 // with them. With move-only types, the parameter will be set to NULL after the | |
40 // first callback has been run. | |
41 void WontCompile() { | |
42 FooListener f; | |
43 CallbackRegistry<void(scoped_ptr<Foo>)> c1; | |
44 scoped_ptr<CallbackRegistry<void(scoped_ptr<Foo>)>::Subscription> sub = | |
45 c1.Add(Bind(&FooListener::GotAScopedFoo, Unretained(&f))); | |
46 c1.Notify(scoped_ptr<Foo>(new Foo())); | |
47 } | |
48 | |
49 #endif | |
50 | |
51 } // namespace base | |
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