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1 // Copyright (c) 2012 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 CHROMEOS_DBUS_IBUS_IBUS_PANEL_SERVICE_H_ | |
6 #define CHROMEOS_DBUS_IBUS_IBUS_PANEL_SERVICE_H_ | |
7 | |
8 #include <string> | |
9 #include "base/bind.h" | |
10 #include "base/callback.h" | |
11 #include "base/memory/scoped_vector.h" | |
12 #include "chromeos/chromeos_export.h" | |
13 #include "chromeos/dbus/dbus_client_implementation_type.h" | |
14 #include "chromeos/dbus/ibus/ibus_constants.h" | |
15 #include "chromeos/ime/ime_constants.h" | |
16 | |
17 namespace dbus { | |
18 class Bus; | |
19 class ObjectPath; | |
20 } // namespace dbus | |
21 | |
22 namespace chromeos { | |
23 class IBusInputContextClient; | |
24 | |
25 class IBusLookupTable; | |
26 class IBusProperty; | |
27 class IBusText; | |
28 class IBusPanelCandidateWindowHandlerInterface; | |
29 class IBusPanelPropertyHandlerInterface; | |
30 typedef ScopedVector<IBusProperty> IBusPropertyList; | |
31 | |
32 // A class to make the actual DBus method call handling for IBusPanel service. | |
33 // The exported method call is used by ibus-daemon to process candidate window | |
34 // related event, because Chrome works as candidate window. This class is | |
35 // managed by DBusThreadManager. | |
36 class CHROMEOS_EXPORT IBusPanelService { | |
37 public: | |
38 virtual ~IBusPanelService(); | |
39 | |
40 // Sets up candidate window panel service with |handler|. This function can be | |
41 // called multiple times and also can be passed |handler| as NULL. Caller must | |
42 // release |handler|. | |
43 virtual void SetUpCandidateWindowHandler( | |
44 IBusPanelCandidateWindowHandlerInterface* handler) = 0; | |
45 | |
46 // Sets up property panel service with |handler|. This function can be called | |
47 // multiple times and also can be passed |handler| as NULL. Caller must | |
48 // release |handler|. | |
49 virtual void SetUpPropertyHandler( | |
50 IBusPanelPropertyHandlerInterface* handler) = 0; | |
51 | |
52 // Emits CandidateClicked signal. | |
53 virtual void CandidateClicked(uint32 index, | |
54 ibus::IBusMouseButton button, | |
55 uint32 state) = 0; | |
56 | |
57 // Emits CursorUp signal. | |
58 virtual void CursorUp() = 0; | |
59 | |
60 // Emits CursorDown signal. | |
61 virtual void CursorDown() = 0; | |
62 | |
63 // Emits PageUp signal. | |
64 virtual void PageUp() = 0; | |
65 | |
66 // Emits PageDown signal. | |
67 virtual void PageDown() = 0; | |
68 | |
69 // Factory function, creates a new instance and returns ownership. | |
70 // For normal usage, access the singleton via DBusThreadManager::Get(). | |
71 // IBusPanelService does not take an ownership of |input_context|, so caller | |
72 // should release it. | |
73 static CHROMEOS_EXPORT IBusPanelService* Create( | |
74 DBusClientImplementationType type, | |
75 dbus::Bus* bus, | |
76 IBusInputContextClient* input_context); | |
77 | |
78 protected: | |
79 // Create() should be used instead. | |
80 IBusPanelService(); | |
81 | |
82 private: | |
83 DISALLOW_COPY_AND_ASSIGN(IBusPanelService); | |
84 }; | |
85 | |
86 } // namespace chromeos | |
87 | |
88 #endif // CHROMEOS_DBUS_IBUS_IBUS_PANEL_SERVICE_H_ | |
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