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60 lines
1.8 KiB
Mathematica
60 lines
1.8 KiB
Mathematica
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//
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// CSJoystickManager.m
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// Clock Signal
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//
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// Created by Thomas Harte on 19/07/2018.
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// Copyright © 2018 Thomas Harte. All rights reserved.
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//
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#import "CSJoystickManager.h"
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@import IOKit;
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#include <IOKit/hid/IOHIDLib.h>
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static void DeviceMatched(void *context, IOReturn result, void *sender, IOHIDDeviceRef device) {
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NSLog(@"Matched");
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}
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static void DeviceRemoved(void *context, IOReturn result, void *sender, IOHIDDeviceRef device) {
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NSLog(@"Removed");
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}
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@implementation CSJoystickManager {
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IOHIDManagerRef _hidManager;
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}
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- (instancetype)init {
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self = [super init];
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if(self) {
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_hidManager = IOHIDManagerCreate(kCFAllocatorDefault, kIOHIDOptionsTypeNone);
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if(!_hidManager) return nil;
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NSArray<NSDictionary<NSString *, NSNumber *> *> *const multiple = @[
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@{ @kIOHIDDeviceUsagePageKey: @(kHIDPage_GenericDesktop), @kIOHIDDeviceUsageKey: @(kHIDUsage_GD_Joystick) },
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@{ @kIOHIDDeviceUsagePageKey: @(kHIDPage_GenericDesktop), @kIOHIDDeviceUsageKey: @(kHIDUsage_GD_GamePad) },
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@{ @kIOHIDDeviceUsagePageKey: @(kHIDPage_GenericDesktop), @kIOHIDDeviceUsageKey: @(kHIDUsage_GD_MultiAxisController) },
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];
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IOHIDManagerSetDeviceMatchingMultiple(_hidManager, (__bridge CFArrayRef)multiple);
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IOHIDManagerRegisterDeviceMatchingCallback(_hidManager, DeviceMatched, (__bridge void *)self);
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IOHIDManagerRegisterDeviceRemovalCallback(_hidManager, DeviceRemoved, (__bridge void *)self);
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IOHIDManagerScheduleWithRunLoop(_hidManager, CFRunLoopGetMain(), kCFRunLoopDefaultMode);
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if(IOHIDManagerOpen(_hidManager, kIOHIDOptionsTypeNone) != kIOReturnSuccess) {
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NSLog(@"Failed to open HID manager");
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// something
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return nil;
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}
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}
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return self;
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}
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- (void)dealloc {
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IOHIDManagerUnscheduleFromRunLoop(_hidManager, CFRunLoopGetMain(), kCFRunLoopDefaultMode);
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IOHIDManagerClose(_hidManager, kIOHIDOptionsTypeNone);
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CFRelease(_hidManager);
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}
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@end
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