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ec8bd392 RN |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: hid.cpp | |
3 | // Purpose: DARWIN HID layer for WX Implementation | |
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 | ||
1553abf4 RN |
12 | // =========================================================================== |
13 | // declarations | |
14 | // =========================================================================== | |
15 | ||
16 | // --------------------------------------------------------------------------- | |
17 | // headers | |
18 | // --------------------------------------------------------------------------- | |
19 | ||
3d1a4878 | 20 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) |
1553abf4 RN |
21 | #pragma implementation "hid.h" |
22 | #endif | |
23 | ||
24 | // For compilers that support precompilation, includes "wx.h". | |
25 | #include "wx/wxprec.h" | |
26 | ||
27 | #ifdef __BORLANDC__ | |
28 | #pragma hdrstop | |
29 | #endif | |
30 | ||
ec8bd392 RN |
31 | //DARWIN _ONLY_ |
32 | #ifdef __DARWIN__ | |
33 | ||
34 | #include "wx/mac/carbon/private/hid.h" | |
35 | #include "wx/string.h" | |
36 | #include "wx/log.h" | |
7f71c4c8 | 37 | |
1553abf4 RN |
38 | |
39 | // --------------------------------------------------------------------------- | |
40 | // assertion macros | |
41 | // --------------------------------------------------------------------------- | |
42 | ||
7f71c4c8 RN |
43 | #define wxFORCECHECK_MSG(arg, msg) \ |
44 | {\ | |
45 | if (arg) \ | |
46 | {\ | |
47 | wxLogSysError(wxString::Format(wxT("Message:%s\nHID: %s failed!"), wxT(msg), wxT(#arg)));\ | |
48 | return false;\ | |
49 | }\ | |
50 | } | |
51 | #define wxIOCHECK(arg, msg) wxFORCECHECK_MSG(arg != kIOReturnSuccess, msg) | |
52 | #define wxKERNCHECK(arg, msg) wxFORCECHECK_MSG(arg != KERN_SUCCESS, msg) | |
53 | #define wxSCHECK(arg, msg) wxFORCECHECK_MSG(arg != S_OK, msg) | |
54 | ||
ec8bd392 RN |
55 | #ifdef __WXDEBUG___ |
56 | # define wxVERIFY(arg) wxASSERT(arg) | |
57 | #else | |
58 | # define wxVERIFY(arg) arg | |
59 | #endif | |
60 | ||
61 | /* | |
7f71c4c8 RN |
62 | void CFShowTypeIDDescription(CFTypeRef pData) |
63 | { | |
64 | if(!pData) | |
65 | { | |
ec8bd392 | 66 | wxASSERT(false); |
7f71c4c8 RN |
67 | return; |
68 | } | |
69 | ||
70 | wxMessageBox( | |
71 | CFStringGetCStringPtr( | |
72 | CFCopyTypeIDDescription(CFGetTypeID(pData)),CFStringGetSystemEncoding() | |
73 | ) | |
74 | ); | |
75 | } | |
ec8bd392 | 76 | */ |
7f71c4c8 RN |
77 | |
78 | // ============================================================================ | |
79 | // implementation | |
80 | // ============================================================================ | |
81 | ||
1553abf4 RN |
82 | // --------------------------------------------------------------------------- |
83 | // wxHIDDevice | |
84 | // --------------------------------------------------------------------------- | |
7f71c4c8 RN |
85 | |
86 | bool wxHIDDevice::Create (const int& nClass, const int& nType) | |
87 | { | |
88 | //Create the mach port | |
89 | wxIOCHECK(IOMasterPort(bootstrap_port, &m_pPort), "Could not create mach port"); | |
90 | ||
91 | //Dictionary that will hold first | |
92 | //the matching dictionary for determining which kind of devices we want, | |
93 | //then later some registry properties from an iterator (see below) | |
94 | CFMutableDictionaryRef pDictionary; | |
95 | ||
96 | //Create a dictionary | |
97 | //The call to IOServiceMatching filters down the | |
98 | //the services we want to hid services (and also eats the | |
99 | //dictionary up for us (consumes one reference)) | |
ec8bd392 | 100 | wxVERIFY((pDictionary = IOServiceMatching(kIOHIDDeviceKey)) != NULL ); |
7f71c4c8 RN |
101 | |
102 | //Here we'll filter down the services to what we want | |
103 | if (nType != -1) | |
104 | { | |
105 | CFNumberRef pType = CFNumberCreate(kCFAllocatorDefault, | |
106 | kCFNumberIntType, &nType); | |
107 | CFDictionarySetValue(pDictionary, CFSTR(kIOHIDPrimaryUsageKey), pType); | |
108 | CFRelease(pType); | |
109 | } | |
110 | if (nClass != -1) | |
111 | { | |
112 | CFNumberRef pClass = CFNumberCreate(kCFAllocatorDefault, | |
113 | kCFNumberIntType, &nClass); | |
114 | CFDictionarySetValue(pDictionary, CFSTR(kIOHIDPrimaryUsagePageKey), pClass); | |
115 | CFRelease(pClass); | |
116 | } | |
117 | ||
118 | //Now get the maching services | |
119 | io_iterator_t pIterator; | |
120 | wxIOCHECK(IOServiceGetMatchingServices(m_pPort, pDictionary, &pIterator), "No Matching HID Services"); | |
121 | wxASSERT(pIterator != NULL); | |
122 | ||
123 | //Now we iterate through them | |
124 | io_object_t pObject; | |
125 | while ( (pObject = IOIteratorNext(pIterator)) != NULL) | |
126 | { | |
ec8bd392 | 127 | wxVERIFY(IORegistryEntryCreateCFProperties(pObject, &pDictionary, |
7f71c4c8 RN |
128 | kCFAllocatorDefault, kNilOptions) == KERN_SUCCESS); |
129 | ||
130 | //Just for sanity :) | |
342689c8 | 131 | wxASSERT(CFGetTypeID(CFDictionaryGetValue(pDictionary, CFSTR(kIOHIDProductKey))) == CFStringGetTypeID()); |
7f71c4c8 RN |
132 | |
133 | //Get [product] name | |
134 | m_szName = CFStringGetCStringPtr ( | |
135 | (CFStringRef) CFDictionaryGetValue(pDictionary, CFSTR(kIOHIDProductKey)), | |
136 | CFStringGetSystemEncoding() | |
137 | ); | |
138 | ||
139 | // | |
140 | //Now the hard part - in order to scan things we need "cookies" - | |
141 | // | |
142 | wxCFArray CookieArray = CFDictionaryGetValue(pDictionary, CFSTR(kIOHIDElementKey)); | |
143 | BuildCookies(CookieArray); | |
144 | if (m_ppQueue != NULL) | |
ec8bd392 | 145 | wxVERIFY((*m_ppQueue)->start(m_ppQueue) == S_OK); |
7f71c4c8 RN |
146 | |
147 | //Create the interface (good grief - long function names!) | |
148 | SInt32 nScore; | |
149 | IOCFPlugInInterface** ppPlugin; | |
150 | wxIOCHECK(IOCreatePlugInInterfaceForService(pObject, kIOHIDDeviceUserClientTypeID, | |
151 | kIOCFPlugInInterfaceID, &ppPlugin, &nScore), ""); | |
152 | ||
153 | //Now, the final thing we can check before we fall back to asserts | |
154 | //(because the dtor only checks if the device is ok, so if anything | |
155 | //fails from now on the dtor will delete the device anyway, so we can't break from this). | |
156 | ||
157 | //Get the HID interface from the plugin to the mach port | |
158 | wxSCHECK((*ppPlugin)->QueryInterface(ppPlugin, | |
159 | CFUUIDGetUUIDBytes(kIOHIDDeviceInterfaceID), (void**) &m_ppDevice), ""); | |
160 | ||
161 | //release the plugin | |
162 | (*ppPlugin)->Release(ppPlugin); | |
163 | ||
164 | //open the HID interface... | |
ec8bd392 | 165 | wxVERIFY((*m_ppDevice)->open(m_ppDevice, 0) == S_OK); |
7f71c4c8 RN |
166 | |
167 | //cleanup | |
168 | CFRelease(pDictionary); | |
169 | IOObjectRelease(pObject); | |
170 | break; | |
171 | } | |
172 | //iterator cleanup | |
173 | IOObjectRelease(pIterator); | |
174 | ||
175 | return true; | |
176 | }//end Create() | |
177 | ||
178 | void wxHIDDevice::AddCookie(CFTypeRef Data, const int& i) | |
179 | { | |
180 | CFNumberGetValue( | |
181 | (CFNumberRef) CFDictionaryGetValue ( (CFDictionaryRef) Data | |
182 | , CFSTR(kIOHIDElementCookieKey) | |
183 | ), | |
184 | kCFNumberIntType, | |
185 | &m_pCookies[i] | |
186 | ); | |
187 | } | |
188 | ||
189 | void wxHIDDevice::AddCookieInQueue(CFTypeRef Data, const int& i) | |
190 | { | |
191 | AddCookie(Data, i); | |
ec8bd392 | 192 | wxVERIFY((*m_ppQueue)->addElement(m_ppQueue, m_pCookies[i], 0) == S_OK);//3rd Param flags (none yet) |
7f71c4c8 RN |
193 | } |
194 | ||
195 | void wxHIDDevice::InitCookies(const size_t& dwSize, bool bQueue) | |
196 | { | |
197 | m_pCookies = new IOHIDElementCookie[dwSize]; | |
198 | if (bQueue) | |
199 | { | |
200 | wxASSERT( m_ppQueue != NULL); | |
ec8bd392 RN |
201 | wxVERIFY( (m_ppQueue = (*m_ppDevice)->allocQueue(m_ppDevice)) != NULL); |
202 | wxVERIFY( (*m_ppQueue)->create(m_ppQueue, 0, 512) == S_OK); //Param 2, flags, none yet | |
7f71c4c8 RN |
203 | } |
204 | } | |
205 | ||
206 | bool wxHIDDevice::IsActive(const int& nIndex) | |
207 | { | |
208 | wxASSERT(m_pCookies[nIndex] != NULL); | |
209 | IOHIDEventStruct Event; | |
210 | (*m_ppDevice)->getElementValue(m_ppDevice, m_pCookies[nIndex], &Event); | |
211 | return !!Event.value; | |
212 | } | |
213 | ||
214 | ||
215 | wxHIDDevice::~wxHIDDevice() | |
216 | { | |
217 | if (m_ppDevice != NULL) | |
218 | { | |
219 | (*m_ppDevice)->close(m_ppDevice); | |
220 | (*m_ppDevice)->Release(m_ppDevice); | |
221 | mach_port_deallocate(mach_task_self(), m_pPort); | |
222 | } | |
223 | ||
224 | if (m_pCookies != NULL) | |
225 | { | |
226 | delete [] m_pCookies; | |
227 | if (m_ppQueue != NULL) | |
228 | { | |
229 | (*m_ppQueue)->stop(m_ppQueue); | |
230 | (*m_ppQueue)->dispose(m_ppQueue); | |
231 | (*m_ppQueue)->Release(m_ppQueue); | |
232 | } | |
233 | } | |
234 | } | |
7f71c4c8 | 235 | |
1553abf4 RN |
236 | // --------------------------------------------------------------------------- |
237 | // wxHIDKeyboard | |
238 | // --------------------------------------------------------------------------- | |
239 | ||
7f71c4c8 RN |
240 | enum |
241 | { | |
242 | WXK_RSHIFT = 400, | |
243 | WXK_RALT, | |
244 | WXK_RCONTROL, | |
245 | WXK_RMENU | |
246 | ||
247 | }; | |
248 | ||
249 | bool wxHIDKeyboard::Create() | |
250 | { | |
251 | return wxHIDDevice::Create(kHIDPage_GenericDesktop, kHIDUsage_GD_Keyboard); | |
252 | } | |
253 | ||
254 | void wxHIDKeyboard::BuildCookies(wxCFArray& Array) | |
255 | { | |
256 | Array = CFDictionaryGetValue((CFDictionaryRef)Array[0], CFSTR(kIOHIDElementKey)); | |
257 | InitCookies(500); | |
258 | int i, | |
259 | nUsage; | |
260 | for (i = 0; i < Array.Count(); ++i) | |
261 | { | |
262 | CFNumberGetValue( | |
263 | (CFNumberRef) CFDictionaryGetValue((CFDictionaryRef) Array[i], CFSTR(kIOHIDElementUsageKey)), | |
264 | kCFNumberLongType, &nUsage); | |
265 | ||
266 | if (nUsage >= kHIDUsage_KeyboardA && nUsage <= kHIDUsage_KeyboardZ) | |
267 | AddCookie(Array[i], 'A' + (nUsage - kHIDUsage_KeyboardA) ); | |
268 | else if (nUsage >= kHIDUsage_Keyboard1 && nUsage <= kHIDUsage_Keyboard9) | |
269 | AddCookie(Array[i], '1' + (nUsage - kHIDUsage_Keyboard1) ); | |
270 | else if (nUsage >= kHIDUsage_KeyboardF1 && nUsage <= kHIDUsage_KeyboardF12) | |
271 | AddCookie(Array[i], WXK_F1 + (nUsage - kHIDUsage_KeyboardF1) ); | |
272 | else if (nUsage >= kHIDUsage_KeyboardF13 && nUsage <= kHIDUsage_KeyboardF24) | |
273 | AddCookie(Array[i], WXK_F13 + (nUsage - kHIDUsage_KeyboardF13) ); | |
274 | else if (nUsage >= kHIDUsage_Keypad1 && nUsage <= kHIDUsage_Keypad9) | |
275 | AddCookie(Array[i], WXK_NUMPAD1 + (nUsage - kHIDUsage_Keypad1) ); | |
276 | else switch (nUsage) | |
277 | { | |
278 | //0's (wx & ascii go 0-9, but HID goes 1-0) | |
279 | case kHIDUsage_Keyboard0: | |
280 | AddCookie(Array[i],'0'); | |
281 | break; | |
282 | case kHIDUsage_Keypad0: | |
283 | AddCookie(Array[i],WXK_NUMPAD0); | |
284 | break; | |
285 | ||
286 | //Basic | |
287 | case kHIDUsage_KeyboardReturnOrEnter: | |
288 | AddCookie(Array[i], WXK_RETURN); | |
289 | break; | |
290 | case kHIDUsage_KeyboardEscape: | |
291 | AddCookie(Array[i], WXK_ESCAPE); | |
292 | break; | |
293 | case kHIDUsage_KeyboardDeleteOrBackspace: | |
294 | AddCookie(Array[i], WXK_BACK); | |
295 | break; | |
296 | case kHIDUsage_KeyboardTab: | |
297 | AddCookie(Array[i], WXK_TAB); | |
298 | break; | |
299 | case kHIDUsage_KeyboardSpacebar: | |
300 | AddCookie(Array[i], WXK_SPACE); | |
301 | break; | |
302 | case kHIDUsage_KeyboardPageUp: | |
303 | AddCookie(Array[i], WXK_PRIOR); | |
304 | break; | |
305 | case kHIDUsage_KeyboardEnd: | |
306 | AddCookie(Array[i], WXK_END); | |
307 | break; | |
308 | case kHIDUsage_KeyboardPageDown: | |
309 | AddCookie(Array[i], WXK_NEXT); | |
310 | break; | |
311 | case kHIDUsage_KeyboardRightArrow: | |
312 | AddCookie(Array[i], WXK_RIGHT); | |
313 | break; | |
314 | case kHIDUsage_KeyboardLeftArrow: | |
315 | AddCookie(Array[i], WXK_LEFT); | |
316 | break; | |
317 | case kHIDUsage_KeyboardDownArrow: | |
318 | AddCookie(Array[i], WXK_DOWN); | |
319 | break; | |
320 | case kHIDUsage_KeyboardUpArrow: | |
321 | AddCookie(Array[i], WXK_UP); | |
322 | break; | |
323 | ||
324 | //LEDS | |
325 | case kHIDUsage_KeyboardCapsLock: | |
326 | AddCookie(Array[i],WXK_CAPITAL); | |
327 | break; | |
328 | case kHIDUsage_KeypadNumLock: | |
329 | AddCookie(Array[i],WXK_NUMLOCK); | |
330 | break; | |
331 | case kHIDUsage_KeyboardScrollLock: | |
332 | AddCookie(Array[i],WXK_SCROLL); | |
333 | break; | |
334 | ||
335 | //Menu keys, Shift, other specials | |
336 | case kHIDUsage_KeyboardLeftControl: | |
337 | AddCookie(Array[i],WXK_CONTROL); | |
338 | break; | |
339 | case kHIDUsage_KeyboardLeftShift: | |
340 | AddCookie(Array[i],WXK_SHIFT); | |
341 | break; | |
342 | case kHIDUsage_KeyboardLeftAlt: | |
343 | AddCookie(Array[i],WXK_ALT); | |
344 | break; | |
345 | case kHIDUsage_KeyboardLeftGUI: | |
346 | AddCookie(Array[i],WXK_MENU); | |
347 | break; | |
348 | case kHIDUsage_KeyboardRightControl: | |
349 | AddCookie(Array[i],WXK_RCONTROL); | |
350 | break; | |
351 | case kHIDUsage_KeyboardRightShift: | |
352 | AddCookie(Array[i],WXK_RSHIFT); | |
353 | break; | |
354 | case kHIDUsage_KeyboardRightAlt: | |
355 | AddCookie(Array[i],WXK_RALT); | |
356 | break; | |
357 | case kHIDUsage_KeyboardRightGUI: | |
358 | AddCookie(Array[i],WXK_RMENU); | |
359 | break; | |
360 | ||
361 | //Default | |
362 | default: | |
363 | //not in wx keycodes - do nothing.... | |
364 | break; | |
365 | } | |
366 | } | |
367 | }//end buildcookies | |
ec8bd392 RN |
368 | |
369 | #endif //__DARWIN__ |