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API > API/Runtime > API/Runtime/ApplicationCore > API/Runtime/ApplicationCore/FInputDeviceRegistry
Description
Returns the singleton's "descriptor changed" multicast delegate. See FOnInputDeviceDescriptorChanged above for broadcast semantics — fires only when a registration ACTUALLY changes the stored descriptor (first registration counts as a change).
| Name | OnInputDeviceDescriptorChanged |
| Type | function |
| Header File | /Engine/Source/Runtime/ApplicationCore/Public/GenericPlatform/InputDeviceRegistry.h |
| Include Path | #include "GenericPlatform/InputDeviceRegistry.h" |
| Source | /Engine/Source/Runtime/ApplicationCore/Private/GenericPlatform/InputDeviceRegistry.cpp |
static FOnInputDeviceDescriptorChanged & OnInputDeviceDescriptorChanged()