[wpilib] Add BooleanEvent/Trigger factories on HID classes (#4247)

wpilibNewCommands/src/main/native/cpp/frc2/command/button/CommandXboxController.cpp

@@ -0,0 +1,47 @@
+// Copyright (c) FIRST and other WPILib contributors.
+// Open Source Software; you can modify and/or share it under the terms of
+// the WPILib BSD license file in the root directory of this project.
+
+#include "frc2/command/button/CommandXboxController.h"
+
+using namespace frc2;
+
+Trigger CommandXboxController::LeftBumper(frc::EventLoop* loop) const {
+  return XboxController::LeftBumper(loop).CastTo<Trigger>();
+}
+
+Trigger CommandXboxController::RightBumper(frc::EventLoop* loop) const {
+  return XboxController::RightBumper(loop).CastTo<Trigger>();
+}
+
+Trigger CommandXboxController::LeftStick(frc::EventLoop* loop) const {
+  return XboxController::LeftStick(loop).CastTo<Trigger>();
+}
+
+Trigger CommandXboxController::RightStick(frc::EventLoop* loop) const {
+  return XboxController::RightStick(loop).CastTo<Trigger>();
+}
+
+Trigger CommandXboxController::A(frc::EventLoop* loop) const {
+  return XboxController::A(loop).CastTo<Trigger>();
+}
+
+Trigger CommandXboxController::B(frc::EventLoop* loop) const {
+  return XboxController::B(loop).CastTo<Trigger>();
+}
+
+Trigger CommandXboxController::X(frc::EventLoop* loop) const {
+  return XboxController::X(loop).CastTo<Trigger>();
+}
+
+Trigger CommandXboxController::Y(frc::EventLoop* loop) const {
+  return XboxController::Y(loop).CastTo<Trigger>();
+}
+
+Trigger CommandXboxController::Back(frc::EventLoop* loop) const {
+  return XboxController::Back(loop).CastTo<Trigger>();
+}
+
+Trigger CommandXboxController::Start(frc::EventLoop* loop) const {
+  return XboxController::Start(loop).CastTo<Trigger>();
+}