Implement an InputHandler trait for gpui2

Co-Authored-By: Marshall <marshall@zed.dev>
Co-Authored-By: Max <max@zed.dev>
Co-Authored-By: Julia <julia@zed.dev>
b2ae08b159Conrad Irwin committed on 11/7/2023, 11:30:04 PMparent9cdfce4
6 files changedLine totals unavailable