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Path: blob/master/ios/Controls.mm
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#include "Controls.h"
#include "Common/Data/Encoding/Utf8.h"
#include "Common/Log.h"
#include "Common/TimeUtil.h"
#include "Common/Input/InputState.h"
#include "Common/System/NativeApp.h"
#include "Common/System/Display.h"
#include "Core/KeyMap.h"
static void controllerButtonPressed(BOOL pressed, InputKeyCode keyCode) {
KeyInput key;
key.deviceId = DEVICE_ID_PAD_0;
key.flags = pressed ? KEY_DOWN : KEY_UP;
key.keyCode = keyCode;
NativeKey(key);
}
static void analogTriggerPressed(InputAxis axis, float value) {
AxisInput axisInput;
axisInput.deviceId = DEVICE_ID_PAD_0;
axisInput.axisId = axis;
axisInput.value = value;
NativeAxis(&axisInput, 1);
}
bool InitController(GCController *controller) {
GCExtendedGamepad *extendedProfile = controller.extendedGamepad;
if (extendedProfile == nil) {
return false;
}
if (@available(iOS 14.0, tvOS 14.0, *)) {
for (GCControllerElement* element in controller.physicalInputProfile.allElements) {
element.preferredSystemGestureState = GCSystemGestureStateDisabled;
}
}
extendedProfile.buttonA.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_BUTTON_2); // Cross
};
extendedProfile.buttonB.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_BUTTON_3); // Circle
};
extendedProfile.buttonX.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_BUTTON_4); // Square
};
extendedProfile.buttonY.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_BUTTON_1); // Triangle
};
extendedProfile.leftShoulder.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_BUTTON_L1); // LTrigger
};
extendedProfile.rightShoulder.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_BUTTON_R1); // RTrigger
};
extendedProfile.dpad.up.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_DPAD_UP);
};
extendedProfile.dpad.down.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_DPAD_DOWN);
};
extendedProfile.dpad.left.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_DPAD_LEFT);
};
extendedProfile.dpad.right.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_DPAD_RIGHT);
};
extendedProfile.leftTrigger.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
INFO_LOG(Log::System, "ltrigger: %f %d", value, (int)pressed);
analogTriggerPressed(JOYSTICK_AXIS_LTRIGGER, value);
};
extendedProfile.rightTrigger.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
INFO_LOG(Log::System, "rtrigger: %f %d", value, (int)pressed);
analogTriggerPressed(JOYSTICK_AXIS_RTRIGGER, value);
};
#if defined(__IPHONE_12_1) && __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_12_1
if ([extendedProfile respondsToSelector:@selector(leftThumbstickButton)] && extendedProfile.leftThumbstickButton != nil) {
extendedProfile.leftThumbstickButton.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_BUTTON_THUMBL);
};
}
if ([extendedProfile respondsToSelector:@selector(rightThumbstickButton)] && extendedProfile.rightThumbstickButton != nil) {
extendedProfile.rightThumbstickButton.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_BUTTON_THUMBR);
};
}
#endif
#if defined(__IPHONE_13_0) && __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_13_0
if ([extendedProfile respondsToSelector:@selector(buttonOptions)] && extendedProfile.buttonOptions != nil) {
extendedProfile.buttonOptions.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_BUTTON_SELECT);
};
}
if ([extendedProfile respondsToSelector:@selector(buttonMenu)] && extendedProfile.buttonMenu != nil) {
extendedProfile.buttonMenu.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_BUTTON_START);
};
}
#endif
#if defined(__IPHONE_14_0) && __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_14_0
if ([extendedProfile respondsToSelector:@selector(buttonHome)] && extendedProfile.buttonHome != nil) {
extendedProfile.buttonHome.valueChangedHandler = ^(GCControllerButtonInput *button, float value, BOOL pressed) {
controllerButtonPressed(pressed, NKCODE_HOME);
};
}
#endif
extendedProfile.leftThumbstick.xAxis.valueChangedHandler = ^(GCControllerAxisInput *axis, float value) {
AxisInput axisInput;
axisInput.deviceId = DEVICE_ID_PAD_0;
axisInput.axisId = JOYSTICK_AXIS_X;
axisInput.value = value;
NativeAxis(&axisInput, 1);
};
extendedProfile.leftThumbstick.yAxis.valueChangedHandler = ^(GCControllerAxisInput *axis, float value) {
AxisInput axisInput;
axisInput.deviceId = DEVICE_ID_PAD_0;
axisInput.axisId = JOYSTICK_AXIS_Y;
axisInput.value = -value;
NativeAxis(&axisInput, 1);
};
// Map right thumbstick as another analog stick, particularly useful for controllers
// like the DualShock 3/4 when connected to an iOS device
extendedProfile.rightThumbstick.xAxis.valueChangedHandler = ^(GCControllerAxisInput *axis, float value) {
AxisInput axisInput;
axisInput.deviceId = DEVICE_ID_PAD_0;
axisInput.axisId = JOYSTICK_AXIS_Z;
axisInput.value = value;
NativeAxis(&axisInput, 1);
};
extendedProfile.rightThumbstick.yAxis.valueChangedHandler = ^(GCControllerAxisInput *axis, float value) {
AxisInput axisInput;
axisInput.deviceId = DEVICE_ID_PAD_0;
axisInput.axisId = JOYSTICK_AXIS_RZ;
axisInput.value = -value;
NativeAxis(&axisInput, 1);
};
return true;
}
void ShutdownController(GCController *controller) {
if (@available(iOS 14.0, tvOS 14.0, *)) {
for (GCControllerElement* element in controller.physicalInputProfile.allElements) {
element.preferredSystemGestureState = GCSystemGestureStateEnabled;
}
}
}
void TouchTracker::SendTouchEvent(float x, float y, int code, int pointerId) {
float scale = [UIScreen mainScreen].scale;
if ([[UIScreen mainScreen] respondsToSelector:@selector(nativeScale)]) {
scale = [UIScreen mainScreen].nativeScale;
}
float dp_xscale = (float)g_display.dp_xres / (float)g_display.pixel_xres;
float dp_yscale = (float)g_display.dp_yres / (float)g_display.pixel_yres;
float scaledX = (int)(x * dp_xscale) * scale;
float scaledY = (int)(y * dp_yscale) * scale;
TouchInput input;
input.x = scaledX;
input.y = scaledY;
switch (code) {
case 1: input.flags = TOUCH_DOWN; break;
case 2: input.flags = TOUCH_UP; break;
default: input.flags = TOUCH_MOVE; break;
}
input.id = pointerId;
NativeTouch(input);
}
int TouchTracker::ToTouchID(UITouch *uiTouch, bool allowAllocate) {
// Find the id for the touch.
for (int localId = 0; localId < (int)ARRAY_SIZE(touches_); ++localId) {
if (touches_[localId] == uiTouch) {
return localId;
}
}
// Allocate a new one, perhaps?
if (allowAllocate) {
for (int localId = 0; localId < (int)ARRAY_SIZE(touches_); ++localId) {
if (touches_[localId] == 0) {
touches_[localId] = uiTouch;
return localId;
}
}
// None were free. Ignore?
return 0;
}
return -1;
}
void TouchTracker::Began(NSSet *touches, UIView *view) {
for (UITouch* touch in touches) {
CGPoint point = [touch locationInView:view];
int touchId = ToTouchID(touch, true);
SendTouchEvent(point.x, point.y, 1, touchId);
}
}
void TouchTracker::Moved(NSSet *touches, UIView *view) {
for (UITouch* touch in touches) {
CGPoint point = [touch locationInView:view];
int touchId = ToTouchID(touch, true);
SendTouchEvent(point.x, point.y, 0, touchId);
}
}
void TouchTracker::Ended(NSSet *touches, UIView *view) {
for (UITouch* touch in touches) {
CGPoint point = [touch locationInView:view];
int touchId = ToTouchID(touch, false);
if (touchId >= 0) {
SendTouchEvent(point.x, point.y, 2, touchId);
touches_[touchId] = nullptr;
}
}
}
void TouchTracker::Cancelled(NSSet *touches, UIView *view) {
for (UITouch* touch in touches) {
CGPoint point = [touch locationInView:view];
int touchId = ToTouchID(touch, false);
if (touchId >= 0) {
SendTouchEvent(point.x, point.y, 2, touchId);
touches_[touchId] = nullptr;
}
}
}
void ICadeTracker::InitKeyMap() {
iCadeToKeyMap[iCadeJoystickUp] = NKCODE_DPAD_UP;
iCadeToKeyMap[iCadeJoystickRight] = NKCODE_DPAD_RIGHT;
iCadeToKeyMap[iCadeJoystickDown] = NKCODE_DPAD_DOWN;
iCadeToKeyMap[iCadeJoystickLeft] = NKCODE_DPAD_LEFT;
iCadeToKeyMap[iCadeButtonA] = NKCODE_BUTTON_9; // Select
iCadeToKeyMap[iCadeButtonB] = NKCODE_BUTTON_7; // LTrigger
iCadeToKeyMap[iCadeButtonC] = NKCODE_BUTTON_10; // Start
iCadeToKeyMap[iCadeButtonD] = NKCODE_BUTTON_8; // RTrigger
iCadeToKeyMap[iCadeButtonE] = NKCODE_BUTTON_4; // Square
iCadeToKeyMap[iCadeButtonF] = NKCODE_BUTTON_2; // Cross
iCadeToKeyMap[iCadeButtonG] = NKCODE_BUTTON_1; // Triangle
iCadeToKeyMap[iCadeButtonH] = NKCODE_BUTTON_3; // Circle
}
void ICadeTracker::ButtonDown(iCadeState button) {
if (simulateAnalog &&
((button == iCadeJoystickUp) ||
(button == iCadeJoystickDown) ||
(button == iCadeJoystickLeft) ||
(button == iCadeJoystickRight))) {
AxisInput axis;
switch (button) {
case iCadeJoystickUp :
axis.axisId = JOYSTICK_AXIS_Y;
axis.value = -1.0f;
break;
case iCadeJoystickDown :
axis.axisId = JOYSTICK_AXIS_Y;
axis.value = 1.0f;
break;
case iCadeJoystickLeft :
axis.axisId = JOYSTICK_AXIS_X;
axis.value = -1.0f;
break;
case iCadeJoystickRight :
axis.axisId = JOYSTICK_AXIS_X;
axis.value = 1.0f;
break;
default:
break;
}
axis.deviceId = DEVICE_ID_PAD_0;
NativeAxis(&axis, 1);
} else {
KeyInput key;
key.flags = KEY_DOWN;
key.keyCode = iCadeToKeyMap[button];
key.deviceId = DEVICE_ID_PAD_0;
NativeKey(key);
}
}
void ICadeTracker::ButtonUp(iCadeState button) {
if (!iCadeConnectNotified) {
iCadeConnectNotified = true;
KeyMap::NotifyPadConnected(DEVICE_ID_PAD_0, "iCade");
}
if (button == iCadeButtonA) {
// Pressing Select twice within 1 second toggles the DPad between
// normal operation and simulating the Analog stick.
if ((lastSelectPress + 1.0f) > time_now_d())
simulateAnalog = !simulateAnalog;
lastSelectPress = time_now_d();
}
if (button == iCadeButtonC) {
// Pressing Start twice within 1 second will take to the Emu menu
if ((lastStartPress + 1.0f) > time_now_d()) {
KeyInput key;
key.flags = KEY_DOWN;
key.keyCode = NKCODE_ESCAPE;
key.deviceId = DEVICE_ID_KEYBOARD;
NativeKey(key);
return;
}
lastStartPress = time_now_d();
}
if (simulateAnalog &&
((button == iCadeJoystickUp) ||
(button == iCadeJoystickDown) ||
(button == iCadeJoystickLeft) ||
(button == iCadeJoystickRight))) {
AxisInput axis;
switch (button) {
case iCadeJoystickUp :
axis.axisId = JOYSTICK_AXIS_Y;
axis.value = 0.0f;
break;
case iCadeJoystickDown :
axis.axisId = JOYSTICK_AXIS_Y;
axis.value = 0.0f;
break;
case iCadeJoystickLeft :
axis.axisId = JOYSTICK_AXIS_X;
axis.value = 0.0f;
break;
case iCadeJoystickRight :
axis.axisId = JOYSTICK_AXIS_X;
axis.value = 0.0f;
break;
default:
break;
}
axis.deviceId = DEVICE_ID_PAD_0;
NativeAxis(&axis, 1);
} else {
KeyInput key;
key.flags = KEY_UP;
key.keyCode = iCadeToKeyMap[button];
key.deviceId = DEVICE_ID_PAD_0;
NativeKey(key);
}
}
void ProcessAccelerometerData(CMAccelerometerData *accData) {
CMAcceleration acc = accData.acceleration;
// INFO_LOG(SYSTEM, "%f %f %f", acc.x, acc.y, acc.z);
// Might need to change these for portrait or inverse landscape
NativeAccelerometer(-acc.x, -acc.y, -acc.z);
}
void SendKeyboardChars(std::string_view str) {
UTF8 chars(str);
while (!chars.end()) {
uint32_t codePoint = chars.next();
KeyInput input{};
input.deviceId = DEVICE_ID_KEYBOARD;
input.flags = KEY_CHAR;
input.unicodeChar = codePoint;
NativeKey(input);
}
}
void KeyboardPressesBegan(NSSet<UIPress *> *presses, UIPressesEvent *event) {
for (UIPress *press in presses) {
if (!press.key) {
// I guess we could support remotes and stuff.
continue;
}
if (@available(iOS 13.0, *)) {
InputKeyCode code = HIDUsageToInputKeyCode(press.key.keyCode);
if (code != NKCODE_UNKNOWN) {
KeyInput input{};
input.deviceId = DEVICE_ID_KEYBOARD;
input.keyCode = code;
input.flags = KEY_DOWN;
NativeKey(input);
INFO_LOG(Log::System, "pressesBegan %d", code);
}
}
if (press.key.characters) {
std::string chars([press.key.characters UTF8String]);
SendKeyboardChars(chars);
}
}
}
void KeyboardPressesEnded(NSSet<UIPress *> *presses, UIPressesEvent *event) {
for (UIPress *press in presses) {
if (!press.key) {
// I guess we could support remotes and stuff.
continue;
}
if (@available(iOS 13.0, *)) {
InputKeyCode code = HIDUsageToInputKeyCode(press.key.keyCode);
if (code != NKCODE_UNKNOWN) {
KeyInput input{};
input.deviceId = DEVICE_ID_KEYBOARD;
input.keyCode = code;
input.flags = KEY_UP;
NativeKey(input);
INFO_LOG(Log::System, "pressesEnded %d", code);
}
}
}
}
InputKeyCode HIDUsageToInputKeyCode(UIKeyboardHIDUsage usage) {
switch (usage) {
case UIKeyboardHIDUsageKeyboardA: return NKCODE_A;
case UIKeyboardHIDUsageKeyboardB: return NKCODE_B;
case UIKeyboardHIDUsageKeyboardC: return NKCODE_C;
case UIKeyboardHIDUsageKeyboardD: return NKCODE_D;
case UIKeyboardHIDUsageKeyboardE: return NKCODE_E;
case UIKeyboardHIDUsageKeyboardF: return NKCODE_F;
case UIKeyboardHIDUsageKeyboardG: return NKCODE_G;
case UIKeyboardHIDUsageKeyboardH: return NKCODE_H;
case UIKeyboardHIDUsageKeyboardI: return NKCODE_I;
case UIKeyboardHIDUsageKeyboardJ: return NKCODE_J;
case UIKeyboardHIDUsageKeyboardK: return NKCODE_K;
case UIKeyboardHIDUsageKeyboardL: return NKCODE_L;
case UIKeyboardHIDUsageKeyboardM: return NKCODE_M;
case UIKeyboardHIDUsageKeyboardN: return NKCODE_N;
case UIKeyboardHIDUsageKeyboardO: return NKCODE_O;
case UIKeyboardHIDUsageKeyboardP: return NKCODE_P;
case UIKeyboardHIDUsageKeyboardQ: return NKCODE_Q;
case UIKeyboardHIDUsageKeyboardR: return NKCODE_R;
case UIKeyboardHIDUsageKeyboardS: return NKCODE_S;
case UIKeyboardHIDUsageKeyboardT: return NKCODE_T;
case UIKeyboardHIDUsageKeyboardU: return NKCODE_U;
case UIKeyboardHIDUsageKeyboardV: return NKCODE_V;
case UIKeyboardHIDUsageKeyboardW: return NKCODE_W;
case UIKeyboardHIDUsageKeyboardX: return NKCODE_X;
case UIKeyboardHIDUsageKeyboardY: return NKCODE_Y;
case UIKeyboardHIDUsageKeyboardZ: return NKCODE_Z;
case UIKeyboardHIDUsageKeyboard1: return NKCODE_1;
case UIKeyboardHIDUsageKeyboard2: return NKCODE_2;
case UIKeyboardHIDUsageKeyboard3: return NKCODE_3;
case UIKeyboardHIDUsageKeyboard4: return NKCODE_4;
case UIKeyboardHIDUsageKeyboard5: return NKCODE_5;
case UIKeyboardHIDUsageKeyboard6: return NKCODE_6;
case UIKeyboardHIDUsageKeyboard7: return NKCODE_7;
case UIKeyboardHIDUsageKeyboard8: return NKCODE_8;
case UIKeyboardHIDUsageKeyboard9: return NKCODE_9;
case UIKeyboardHIDUsageKeyboard0: return NKCODE_0;
case UIKeyboardHIDUsageKeyboardReturnOrEnter: return NKCODE_NUMPAD_ENTER;
case UIKeyboardHIDUsageKeyboardEscape: return NKCODE_ESCAPE;
case UIKeyboardHIDUsageKeyboardDeleteOrBackspace: return NKCODE_DEL; // really.
case UIKeyboardHIDUsageKeyboardTab: return NKCODE_TAB;
case UIKeyboardHIDUsageKeyboardSpacebar: return NKCODE_SPACE;
case UIKeyboardHIDUsageKeyboardHyphen: return NKCODE_MINUS;
case UIKeyboardHIDUsageKeyboardEqualSign: return NKCODE_EQUALS;
case UIKeyboardHIDUsageKeyboardOpenBracket: return NKCODE_LEFT_BRACKET;
case UIKeyboardHIDUsageKeyboardCloseBracket: return NKCODE_RIGHT_BRACKET;
case UIKeyboardHIDUsageKeyboardBackslash: return NKCODE_BACKSLASH;
case UIKeyboardHIDUsageKeyboardNonUSPound: return NKCODE_POUND;
case UIKeyboardHIDUsageKeyboardSemicolon: return NKCODE_SEMICOLON;
case UIKeyboardHIDUsageKeyboardQuote: return NKCODE_APOSTROPHE;
case UIKeyboardHIDUsageKeyboardGraveAccentAndTilde: return NKCODE_GRAVE;
case UIKeyboardHIDUsageKeyboardComma: return NKCODE_COMMA;
case UIKeyboardHIDUsageKeyboardPeriod: return NKCODE_PERIOD;
case UIKeyboardHIDUsageKeyboardSlash: return NKCODE_SLASH;
case UIKeyboardHIDUsageKeyboardCapsLock: return NKCODE_CAPS_LOCK;
case UIKeyboardHIDUsageKeyboardF1: return NKCODE_F1;
case UIKeyboardHIDUsageKeyboardF2: return NKCODE_F2;
case UIKeyboardHIDUsageKeyboardF3: return NKCODE_F3;
case UIKeyboardHIDUsageKeyboardF4: return NKCODE_F4;
case UIKeyboardHIDUsageKeyboardF5: return NKCODE_F5;
case UIKeyboardHIDUsageKeyboardF6: return NKCODE_F6;
case UIKeyboardHIDUsageKeyboardF7: return NKCODE_F7;
case UIKeyboardHIDUsageKeyboardF8: return NKCODE_F8;
case UIKeyboardHIDUsageKeyboardF9: return NKCODE_F9;
case UIKeyboardHIDUsageKeyboardF10: return NKCODE_F10;
case UIKeyboardHIDUsageKeyboardF11: return NKCODE_F11;
case UIKeyboardHIDUsageKeyboardF12: return NKCODE_F12;
case UIKeyboardHIDUsageKeyboardScrollLock: return NKCODE_SCROLL_LOCK;
case UIKeyboardHIDUsageKeyboardInsert: return NKCODE_INSERT;
case UIKeyboardHIDUsageKeyboardHome: return NKCODE_HOME;
case UIKeyboardHIDUsageKeyboardPageUp: return NKCODE_PAGE_UP;
case UIKeyboardHIDUsageKeyboardDeleteForward: return NKCODE_DEL;
case UIKeyboardHIDUsageKeyboardEnd: return NKCODE_MOVE_END;
case UIKeyboardHIDUsageKeyboardPageDown: return NKCODE_PAGE_DOWN;
case UIKeyboardHIDUsageKeyboardRightArrow: return NKCODE_DPAD_RIGHT;
case UIKeyboardHIDUsageKeyboardLeftArrow: return NKCODE_DPAD_LEFT;
case UIKeyboardHIDUsageKeyboardDownArrow: return NKCODE_DPAD_DOWN;
case UIKeyboardHIDUsageKeyboardUpArrow: return NKCODE_DPAD_UP;
case UIKeyboardHIDUsageKeypadNumLock: return NKCODE_NUM_LOCK;
case UIKeyboardHIDUsageKeypadSlash: return NKCODE_NUMPAD_DIVIDE;
case UIKeyboardHIDUsageKeypadAsterisk: return NKCODE_NUMPAD_MULTIPLY;
case UIKeyboardHIDUsageKeypadHyphen: return NKCODE_NUMPAD_SUBTRACT;
case UIKeyboardHIDUsageKeypadPlus: return NKCODE_NUMPAD_ADD;
case UIKeyboardHIDUsageKeypadEnter: return NKCODE_NUMPAD_ENTER;
case UIKeyboardHIDUsageKeypad1: return NKCODE_NUMPAD_1;
case UIKeyboardHIDUsageKeypad2: return NKCODE_NUMPAD_2;
case UIKeyboardHIDUsageKeypad3: return NKCODE_NUMPAD_3;
case UIKeyboardHIDUsageKeypad4: return NKCODE_NUMPAD_4;
case UIKeyboardHIDUsageKeypad5: return NKCODE_NUMPAD_5;
case UIKeyboardHIDUsageKeypad6: return NKCODE_NUMPAD_6;
case UIKeyboardHIDUsageKeypad7: return NKCODE_NUMPAD_7;
case UIKeyboardHIDUsageKeypad8: return NKCODE_NUMPAD_8;
case UIKeyboardHIDUsageKeypad9: return NKCODE_NUMPAD_9;
case UIKeyboardHIDUsageKeypad0: return NKCODE_NUMPAD_0;
case UIKeyboardHIDUsageKeypadPeriod: return NKCODE_NUMPAD_COMMA;
case UIKeyboardHIDUsageKeyboardNonUSBackslash: return NKCODE_BACKSLASH;
case UIKeyboardHIDUsageKeyboardApplication: return NKCODE_APP_SWITCH;
case UIKeyboardHIDUsageKeyboardPower: return NKCODE_POWER;
case UIKeyboardHIDUsageKeypadEqualSign: return NKCODE_NUMPAD_EQUALS;
case UIKeyboardHIDUsageKeyboardMenu: return NKCODE_MENU;
case UIKeyboardHIDUsageKeyboardMute: return NKCODE_MUTE;
case UIKeyboardHIDUsageKeyboardVolumeUp: return NKCODE_VOLUME_UP;
case UIKeyboardHIDUsageKeypadComma: return NKCODE_NUMPAD_COMMA;
default: return NKCODE_UNKNOWN;
}
}