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Add Logitech HID++ (HIDPP 2.0) support via hidapi #1710

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Add Logitech HID++ (HIDPP 2.0) support via hidapi #1710

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3 changes: 3 additions & 0 deletions .gitmodules
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Original file line number Diff line number Diff line change
@@ -1,3 +1,6 @@
[submodule "mac-mouse-fix-scripts"]
path = mac-mouse-fix-scripts
url = https://github.com/noah-nuebling/mac-mouse-fix-scripts
[submodule "Helper/External/hidapi"]
path = Helper/External/hidapi
url = https://github.com/libusb/hidapi
22 changes: 22 additions & 0 deletions Helper/Core/HIDPP/HIDPPListener.h
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Original file line number Diff line number Diff line change
@@ -0,0 +1,22 @@
//
// --------------------------------------------------------------------------
// HIDPPListener.h
// Created for Mac Mouse Fix (https://github.com/noah-nuebling/mac-mouse-fix)
// Created by Pradyumna Krishna in 2026
// Licensed under the MMF License (https://github.com/noah-nuebling/mac-mouse-fix/blob/master/License)
// --------------------------------------------------------------------------
//

#import <Foundation/Foundation.h>
#import <IOKit/hid/IOHIDDevice.h>

/// Listens for Logitech HID++ notifications and synthesizes mouse button events.
/// Best-effort: start may fail if the device lacks HID++ 2.0 support.
@interface HIDPPListener : NSObject

- (instancetype)initWithDevice:(IOHIDDeviceRef)device;
- (uint64_t)registryID;
- (BOOL)start:(NSError * _Nullable __autoreleasing *)error;
- (void)stop;

@end
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