OLD | NEW |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef REMOTING_CLIENT_KEY_EVENT_MAPPER_H_ | 5 #ifndef REMOTING_CLIENT_KEY_EVENT_MAPPER_H_ |
6 #define REMOTING_CLIENT_KEY_EVENT_MAPPER_H_ | 6 #define REMOTING_CLIENT_KEY_EVENT_MAPPER_H_ |
7 | 7 |
| 8 #include <stdint.h> |
| 9 |
8 #include <map> | 10 #include <map> |
9 #include <set> | 11 #include <set> |
10 | 12 |
11 #include "base/basictypes.h" | |
12 #include "base/callback.h" | 13 #include "base/callback.h" |
13 #include "base/compiler_specific.h" | 14 #include "base/compiler_specific.h" |
| 15 #include "base/macros.h" |
14 #include "remoting/protocol/input_filter.h" | 16 #include "remoting/protocol/input_filter.h" |
15 | 17 |
16 namespace remoting { | 18 namespace remoting { |
17 | 19 |
18 // Filtering InputStub which can be used to re-map the USB keycodes of events | 20 // Filtering InputStub which can be used to re-map the USB keycodes of events |
19 // before they are passed on to the next InputStub in the chain, or to trap | 21 // before they are passed on to the next InputStub in the chain, or to trap |
20 // events with specific USB keycodes for special handling. | 22 // events with specific USB keycodes for special handling. |
21 class KeyEventMapper : public protocol::InputFilter { | 23 class KeyEventMapper : public protocol::InputFilter { |
22 public: | 24 public: |
23 KeyEventMapper(); | 25 KeyEventMapper(); |
24 explicit KeyEventMapper(InputStub* input_stub); | 26 explicit KeyEventMapper(InputStub* input_stub); |
25 ~KeyEventMapper() override; | 27 ~KeyEventMapper() override; |
26 | 28 |
27 // Callback type for use with SetTrapCallback(), below. | 29 // Callback type for use with SetTrapCallback(), below. |
28 typedef base::Callback<void(const protocol::KeyEvent&)> KeyTrapCallback; | 30 typedef base::Callback<void(const protocol::KeyEvent&)> KeyTrapCallback; |
29 | 31 |
30 // Sets the callback to which trapped keys will be delivered. | 32 // Sets the callback to which trapped keys will be delivered. |
31 void SetTrapCallback(KeyTrapCallback callback); | 33 void SetTrapCallback(KeyTrapCallback callback); |
32 | 34 |
33 // Causes events matching |usb_keycode| to be delivered to the trap callback. | 35 // Causes events matching |usb_keycode| to be delivered to the trap callback. |
34 // Trapped events are not dispatched to the next InputStub in the chain. | 36 // Trapped events are not dispatched to the next InputStub in the chain. |
35 void TrapKey(uint32 usb_keycode, bool trap_key); | 37 void TrapKey(uint32_t usb_keycode, bool trap_key); |
36 | 38 |
37 // Causes events matching |in_usb_keycode| to be mapped to |out_usb_keycode|. | 39 // Causes events matching |in_usb_keycode| to be mapped to |out_usb_keycode|. |
38 // Keys are remapped at most once. Traps are processed before remapping. | 40 // Keys are remapped at most once. Traps are processed before remapping. |
39 void RemapKey(uint32 in_usb_keycode, uint32 out_usb_keycode); | 41 void RemapKey(uint32_t in_usb_keycode, uint32_t out_usb_keycode); |
40 | 42 |
41 // InputFilter overrides. | 43 // InputFilter overrides. |
42 void InjectKeyEvent(const protocol::KeyEvent& event) override; | 44 void InjectKeyEvent(const protocol::KeyEvent& event) override; |
43 | 45 |
44 private: | 46 private: |
45 std::map<uint32,uint32> mapped_keys; | 47 std::map<uint32_t, uint32_t> mapped_keys; |
46 std::set<uint32> trapped_keys; | 48 std::set<uint32_t> trapped_keys; |
47 KeyTrapCallback trap_callback; | 49 KeyTrapCallback trap_callback; |
48 | 50 |
49 DISALLOW_COPY_AND_ASSIGN(KeyEventMapper); | 51 DISALLOW_COPY_AND_ASSIGN(KeyEventMapper); |
50 }; | 52 }; |
51 | 53 |
52 } // namespace remoting | 54 } // namespace remoting |
53 | 55 |
54 #endif // REMOTING_CLIENT_KEY_EVENT_MAPPER_H_ | 56 #endif // REMOTING_CLIENT_KEY_EVENT_MAPPER_H_ |
OLD | NEW |