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kaizen/lib/source/gainput/keyboard/GainputInputDeviceKeyboardMac.cpp
Simone 4e42229bdd Squashed 'external/gainput/' content from commit 2be0a50 
git-subtree-dir: external/gainput
git-subtree-split: 2be0a50089eafcc6fccb66142180082e48f27f4c
2024-01-22 08:51:55 +01:00

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C++
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#include <gainput/gainput.h>
#ifdef GAINPUT_PLATFORM_MAC
#include "GainputKeyboardKeyNames.h"
#include <gainput/GainputInputDeltaState.h>
#include <gainput/GainputHelpers.h>
#include <gainput/GainputLog.h>
#include "GainputInputDeviceKeyboardMac.h"
#import <CoreFoundation/CoreFoundation.h>
#import <IOKit/hid/IOHIDManager.h>
#import <IOKit/hid/IOHIDUsageTables.h>
namespace gainput
{
extern bool MacIsApplicationKey();
namespace {
static void OnDeviceInput(void* inContext, IOReturn inResult, void* inSender, IOHIDValueRef value)
{
if (!MacIsApplicationKey())
{
return;
}
IOHIDElementRef elem = IOHIDValueGetElement(value);
InputDeviceKeyboardImplMac* device = reinterpret_cast<InputDeviceKeyboardImplMac*>(inContext);
GAINPUT_ASSERT(device);
uint16_t scancode = IOHIDElementGetUsage(elem);
if (IOHIDElementGetUsagePage(elem) != kHIDPage_KeyboardOrKeypad
|| scancode == kHIDUsage_KeyboardErrorRollOver
|| scancode == kHIDUsage_KeyboardPOSTFail
|| scancode == kHIDUsage_KeyboardErrorUndefined
|| scancode == kHIDUsage_Keyboard_Reserved)
{
return;
}
const bool pressed = IOHIDValueGetIntegerValue(value) == 1;
if (device->dialect_.count(scancode))
{
const DeviceButtonId buttonId = device->dialect_[scancode];
InputManager& manager = device->manager_;
manager.EnqueueConcurrentChange(device->device_, device->nextState_, device->delta_, buttonId, pressed);
}
#ifdef GAINPUT_DEBUG
else
{
GAINPUT_LOG("Unmapped key >> scancode: %d\n", int(scancode));
}
#endif
}
static void OnDeviceConnected(void* inContext, IOReturn inResult, void* inSender, IOHIDDeviceRef inIOHIDDeviceRef)
{
InputDeviceKeyboardImplMac* device = reinterpret_cast<InputDeviceKeyboardImplMac*>(inContext);
GAINPUT_ASSERT(device);
device->deviceState_ = InputDevice::DS_OK;
}
static void OnDeviceRemoved(void* inContext, IOReturn inResult, void* inSender, IOHIDDeviceRef inIOHIDDeviceRef)
{
InputDeviceKeyboardImplMac* device = reinterpret_cast<InputDeviceKeyboardImplMac*>(inContext);
GAINPUT_ASSERT(device);
device->deviceState_ = InputDevice::DS_UNAVAILABLE;
}
}
InputDeviceKeyboardImplMac::InputDeviceKeyboardImplMac(InputManager& manager, InputDevice& device, InputState& state, InputState& previousState) :
manager_(manager),
device_(device),
deviceState_(InputDevice::DS_UNAVAILABLE),
textInputEnabled_(true),
dialect_(manager_.GetAllocator()),
state_(&state),
previousState_(&previousState),
nextState_(manager.GetAllocator(), KeyCount_),
delta_(0)
{
IOHIDManagerRef ioManager = IOHIDManagerCreate(kCFAllocatorDefault, kIOHIDManagerOptionNone);
if (CFGetTypeID(ioManager) != IOHIDManagerGetTypeID())
{
return;
}
ioManager_ = ioManager;
static const unsigned kKeyCount = 2;
int usagePage = kHIDPage_GenericDesktop;
int usage = kHIDUsage_GD_Keyboard;
CFStringRef keys[kKeyCount] = {
CFSTR(kIOHIDDeviceUsagePageKey),
CFSTR(kIOHIDDeviceUsageKey),
};
CFNumberRef values[kKeyCount] = {
CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &usagePage),
CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &usage),
};
CFDictionaryRef matchingDict = CFDictionaryCreate(kCFAllocatorDefault,
(const void **) keys, (const void **) values, kKeyCount,
&kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
for (unsigned i = 0; i < kKeyCount; ++i)
{
CFRelease(keys[i]);
CFRelease(values[i]);
}
IOHIDManagerSetDeviceMatching(ioManager, matchingDict);
CFRelease(matchingDict);
IOHIDManagerRegisterDeviceMatchingCallback(ioManager, OnDeviceConnected, this);
IOHIDManagerRegisterDeviceRemovalCallback(ioManager, OnDeviceRemoved, this);
IOHIDManagerRegisterInputValueCallback(ioManager, OnDeviceInput, this);
IOHIDManagerOpen(ioManager, kIOHIDOptionsTypeNone);
IOHIDManagerScheduleWithRunLoop(ioManager, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
dialect_[kHIDUsage_KeyboardEscape] = KeyEscape;
dialect_[kHIDUsage_KeyboardF1] = KeyF1;
dialect_[kHIDUsage_KeyboardF2] = KeyF2;
dialect_[kHIDUsage_KeyboardF3] = KeyF3;
dialect_[kHIDUsage_KeyboardF4] = KeyF4;
dialect_[kHIDUsage_KeyboardF5] = KeyF5;
dialect_[kHIDUsage_KeyboardF6] = KeyF6;
dialect_[kHIDUsage_KeyboardF7] = KeyF7;
dialect_[kHIDUsage_KeyboardF8] = KeyF8;
dialect_[kHIDUsage_KeyboardF9] = KeyF9;
dialect_[kHIDUsage_KeyboardF10] = KeyF10;
dialect_[kHIDUsage_KeyboardF11] = KeyF11;
dialect_[kHIDUsage_KeyboardF12] = KeyF12;
dialect_[kHIDUsage_KeyboardF13] = KeyF13;
dialect_[kHIDUsage_KeyboardF14] = KeyF14;
dialect_[kHIDUsage_KeyboardF15] = KeyF15;
dialect_[kHIDUsage_KeyboardF16] = KeyF16;
dialect_[kHIDUsage_KeyboardF17] = KeyF17;
dialect_[kHIDUsage_KeyboardF18] = KeyF18;
dialect_[kHIDUsage_KeyboardF19] = KeyF19;
dialect_[kHIDUsage_KeyboardPrintScreen] = KeyPrint;
dialect_[kHIDUsage_KeyboardScrollLock] = KeyScrollLock;
dialect_[kHIDUsage_KeyboardPause] = KeyBreak;
dialect_[kHIDUsage_KeyboardSpacebar] = KeySpace;
dialect_[kHIDUsage_KeyboardComma] = KeyComma;
dialect_[kHIDUsage_KeyboardHyphen] = KeyMinus;
dialect_[kHIDUsage_KeyboardPeriod] = KeyPeriod;
dialect_[kHIDUsage_KeyboardSlash] = KeySlash;
dialect_[kHIDUsage_KeyboardQuote] = KeyApostrophe;
dialect_[kHIDUsage_Keyboard0] = Key0;
dialect_[kHIDUsage_Keyboard1] = Key1;
dialect_[kHIDUsage_Keyboard2] = Key2;
dialect_[kHIDUsage_Keyboard3] = Key3;
dialect_[kHIDUsage_Keyboard4] = Key4;
dialect_[kHIDUsage_Keyboard5] = Key5;
dialect_[kHIDUsage_Keyboard6] = Key6;
dialect_[kHIDUsage_Keyboard7] = Key7;
dialect_[kHIDUsage_Keyboard8] = Key8;
dialect_[kHIDUsage_Keyboard9] = Key9;
dialect_[kHIDUsage_KeyboardSemicolon] = KeySemicolon;
dialect_[kHIDUsage_KeyboardEqualSign] = KeyEqual;
dialect_[kHIDUsage_KeyboardA] = KeyA;
dialect_[kHIDUsage_KeyboardB] = KeyB;
dialect_[kHIDUsage_KeyboardC] = KeyC;
dialect_[kHIDUsage_KeyboardD] = KeyD;
dialect_[kHIDUsage_KeyboardE] = KeyE;
dialect_[kHIDUsage_KeyboardF] = KeyF;
dialect_[kHIDUsage_KeyboardG] = KeyG;
dialect_[kHIDUsage_KeyboardH] = KeyH;
dialect_[kHIDUsage_KeyboardI] = KeyI;
dialect_[kHIDUsage_KeyboardJ] = KeyJ;
dialect_[kHIDUsage_KeyboardK] = KeyK;
dialect_[kHIDUsage_KeyboardL] = KeyL;
dialect_[kHIDUsage_KeyboardM] = KeyM;
dialect_[kHIDUsage_KeyboardN] = KeyN;
dialect_[kHIDUsage_KeyboardO] = KeyO;
dialect_[kHIDUsage_KeyboardP] = KeyP;
dialect_[kHIDUsage_KeyboardQ] = KeyQ;
dialect_[kHIDUsage_KeyboardR] = KeyR;
dialect_[kHIDUsage_KeyboardS] = KeyS;
dialect_[kHIDUsage_KeyboardT] = KeyT;
dialect_[kHIDUsage_KeyboardU] = KeyU;
dialect_[kHIDUsage_KeyboardV] = KeyV;
dialect_[kHIDUsage_KeyboardW] = KeyW;
dialect_[kHIDUsage_KeyboardX] = KeyX;
dialect_[kHIDUsage_KeyboardY] = KeyY;
dialect_[kHIDUsage_KeyboardZ] = KeyZ;
dialect_[kHIDUsage_KeyboardOpenBracket] = KeyBracketLeft;
dialect_[kHIDUsage_KeyboardBackslash] = KeyBackslash;
dialect_[kHIDUsage_KeyboardCloseBracket] = KeyBracketRight;
dialect_[kHIDUsage_KeyboardGraveAccentAndTilde] = KeyGrave;
dialect_[kHIDUsage_KeyboardLeftArrow] = KeyLeft;
dialect_[kHIDUsage_KeyboardRightArrow] = KeyRight;
dialect_[kHIDUsage_KeyboardUpArrow] = KeyUp;
dialect_[kHIDUsage_KeyboardDownArrow] = KeyDown;
dialect_[kHIDUsage_KeyboardInsert] = KeyInsert;
dialect_[kHIDUsage_KeyboardHome] = KeyHome;
dialect_[kHIDUsage_KeyboardDeleteForward] = KeyDelete;
dialect_[kHIDUsage_KeyboardEnd] = KeyEnd;
dialect_[kHIDUsage_KeyboardPageUp] = KeyPageUp;
dialect_[kHIDUsage_KeyboardPageDown] = KeyPageDown;
dialect_[kHIDUsage_KeypadNumLock] = KeyNumLock;
dialect_[kHIDUsage_KeypadEqualSign] = KeyKpEqual;
dialect_[kHIDUsage_KeypadSlash] = KeyKpDivide;
dialect_[kHIDUsage_KeypadAsterisk] = KeyKpMultiply;
dialect_[kHIDUsage_KeypadHyphen] = KeyKpSubtract;
dialect_[kHIDUsage_KeypadPlus] = KeyKpAdd;
dialect_[kHIDUsage_KeypadEnter] = KeyKpEnter;
dialect_[kHIDUsage_Keypad0] = KeyKpInsert;
dialect_[kHIDUsage_Keypad1] = KeyKpEnd;
dialect_[kHIDUsage_Keypad2] = KeyKpDown;
dialect_[kHIDUsage_Keypad3] = KeyKpPageDown;
dialect_[kHIDUsage_Keypad4] = KeyKpLeft;
dialect_[kHIDUsage_Keypad5] = KeyKpBegin;
dialect_[kHIDUsage_Keypad6] = KeyKpRight;
dialect_[kHIDUsage_Keypad7] = KeyKpHome;
dialect_[kHIDUsage_Keypad8] = KeyKpUp;
dialect_[kHIDUsage_Keypad9] = KeyKpPageUp;
dialect_[kHIDUsage_KeypadPeriod] = KeyKpDelete;
dialect_[kHIDUsage_KeyboardDeleteOrBackspace] = KeyBackSpace;
dialect_[kHIDUsage_KeyboardTab] = KeyTab;
dialect_[kHIDUsage_KeyboardReturnOrEnter] = KeyReturn;
dialect_[kHIDUsage_KeyboardCapsLock] = KeyCapsLock;
dialect_[kHIDUsage_KeyboardLeftShift] = KeyShiftL;
dialect_[kHIDUsage_KeyboardLeftControl] = KeyCtrlL;
dialect_[kHIDUsage_KeyboardLeftGUI] = KeySuperL;
dialect_[kHIDUsage_KeyboardLeftAlt] = KeyAltL;
dialect_[kHIDUsage_KeyboardRightAlt] = KeyAltR;
dialect_[kHIDUsage_KeyboardRightGUI] = KeySuperR;
dialect_[kHIDUsage_KeyboardRightControl] = KeyCtrlR;
dialect_[kHIDUsage_KeyboardRightShift] = KeyShiftR;
dialect_[kHIDUsage_KeyboardNonUSPound] = KeyNumbersign;
}
InputDeviceKeyboardImplMac::~InputDeviceKeyboardImplMac()
{
IOHIDManagerRef ioManager = reinterpret_cast<IOHIDManagerRef>(ioManager_);
IOHIDManagerUnscheduleFromRunLoop(ioManager, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
IOHIDManagerClose(ioManager, 0);
CFRelease(ioManager);
}
}
#endif
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