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Side by Side Diff: base/message_pump_ozone.h

Issue 16897006: Move message_pump to base/message_loop. (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: Created 7 years, 6 months ago
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1 // Copyright (c) 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 #ifndef BASE_MESSAGE_PUMP_OZONE_H_
6 #define BASE_MESSAGE_PUMP_OZONE_H_
7
8 #include "base/memory/scoped_ptr.h"
9 #include "base/memory/scoped_vector.h"
10 #include "base/message_pump_dispatcher.h"
11 #include "base/message_pump_libevent.h"
12 #include "base/message_pump_observer.h"
13 #include "base/observer_list.h"
14
15 namespace base {
16
17 // This class implements a message-pump for processing events from input devices
18 // Refer to MessagePump for further documentation.
19 class BASE_EXPORT MessagePumpOzone : public MessagePumpLibevent,
20 public MessagePumpDispatcher {
21 public:
22 MessagePumpOzone();
23
24 // Returns the UI message pump.
25 static MessagePumpOzone* Current();
26
27 // Add/Remove the root window dispatcher.
28 void AddDispatcherForRootWindow(MessagePumpDispatcher* dispatcher);
29 void RemoveDispatcherForRootWindow(MessagePumpDispatcher* dispatcher);
30
31 void RunWithDispatcher(Delegate* delegate, MessagePumpDispatcher* dispatcher);
32
33 // Add / remove an Observer, which will start receiving notifications
34 // immediately.
35 void AddObserver(MessagePumpObserver* observer);
36 void RemoveObserver(MessagePumpObserver* observer);
37
38 // Overridden from MessagePumpDispatcher.
39 virtual bool Dispatch(const base::NativeEvent& event) OVERRIDE;
40
41 private:
42 virtual ~MessagePumpOzone();
43 std::vector<MessagePumpDispatcher*> dispatcher_;
44
45 DISALLOW_COPY_AND_ASSIGN(MessagePumpOzone);
46 };
47
48 typedef MessagePumpOzone MessagePumpForUI;
49
50 } // namespace base
51
52 #endif // BASE_MESSAGE_PUMP_OZONE_H_
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