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override DoSetValue() to avoid unnecessary clipboard operations, fixes #14369
[wxWidgets.git] / include / wx / osx / core / hid.h
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: wx/osx/core/hid.h
3 // Purpose: DARWIN HID layer for WX
4 // Author: Ryan Norton
5 // Modified by:
6 // Created: 11/11/2003
7 // RCS-ID: $Id$
8 // Copyright: (c) Ryan Norton
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ===========================================================================
13 // declarations
14 // ===========================================================================
15
16 // ---------------------------------------------------------------------------
17 // headers
18 // ---------------------------------------------------------------------------
19
20 #ifndef _WX_MACCARBONHID_H_
21 #define _WX_MACCARBONHID_H_
22
23 #include "wx/defs.h"
24 #include "wx/string.h"
25
26 //Mac OSX only
27 #ifdef __DARWIN__
28
29 #include <IOKit/IOKitLib.h>
30 #include <IOKit/IOCFPlugIn.h>
31 #include <IOKit/hid/IOHIDLib.h>
32 #include <IOKit/hid/IOHIDKeys.h>
33 #include <Kernel/IOKit/hidsystem/IOHIDUsageTables.h>
34
35 //Darn apple - doesn't properly wrap their headers in extern "C"!
36 //http://www.macosx.com/forums/archive/index.php/t-68069.html
37 extern "C" {
38 #include <mach/mach_port.h>
39 }
40
41 #include <mach/mach.h> //this actually includes mach_port.h (see above)
42
43 // ===========================================================================
44 // definitions
45 // ===========================================================================
46
47
48 // ---------------------------------------------------------------------------
49 // wxHIDDevice
50 //
51 // A wrapper around OS X HID Manager procedures.
52 // The tutorial "Working With HID Class Device Interfaces" Is
53 // Quite good, as is the sample program associated with it
54 // (Depite the author's protests!).
55 // ---------------------------------------------------------------------------
56 class WXDLLIMPEXP_CORE wxHIDDevice
57 {
58 public:
59 wxHIDDevice() : m_ppDevice(NULL), m_ppQueue(NULL), m_pCookies(NULL) {}
60
61 bool Create (int nClass = -1, int nType = -1, int nDev = 1);
62
63 static size_t GetCount(int nClass = -1, int nType = -1);
64
65 void AddCookie(CFTypeRef Data, int i);
66 void AddCookieInQueue(CFTypeRef Data, int i);
67 void InitCookies(size_t dwSize, bool bQueue = false);
68
69 //Must be implemented by derived classes
70 //builds the cookie array -
71 //first call InitCookies to initialize the cookie
72 //array, then AddCookie to add a cookie at a certain point in an array
73 virtual void BuildCookies(CFArrayRef Array) = 0;
74
75 //checks to see whether the cookie at nIndex is active (element value != 0)
76 bool IsActive(int nIndex);
77
78 //checks to see whether an element in the internal cookie array
79 //exists
80 bool HasElement(int nIndex);
81
82 //closes the device and cleans the queue and cookies
83 virtual ~wxHIDDevice();
84
85 protected:
86 IOHIDDeviceInterface** m_ppDevice; //this, essentially
87 IOHIDQueueInterface** m_ppQueue; //queue (if we want one)
88 IOHIDElementCookie* m_pCookies; //cookies
89
90 wxString m_szProductName; //product name
91 int m_nProductId; //product id
92 int m_nManufacturerId; //manufacturer id
93 mach_port_t m_pPort; //mach port to use
94 };
95
96 // ---------------------------------------------------------------------------
97 // wxHIDKeyboard
98 //
99 // Semi-simple implementation that opens a connection to the first
100 // keyboard of the machine. Used in wxGetKeyState.
101 // ---------------------------------------------------------------------------
102 class WXDLLIMPEXP_CORE wxHIDKeyboard : public wxHIDDevice
103 {
104 public:
105 static int GetCount();
106 bool Create(int nDev = 1);
107 void AddCookie(CFTypeRef Data, int i);
108 virtual void BuildCookies(CFArrayRef Array);
109 void DoBuildCookies(CFArrayRef Array);
110 };
111
112 #endif //__DARWIN__
113
114 #endif
115 // _WX_MACCARBONHID_H_