Only query cbutton state for button events

Similar to https://github.com/diasurgical/devilutionX/pull/4374

Source/controls/controller.cpp

@@ -90,10 +90,15 @@ ControllerButtonEvent ToControllerButtonEvent(const SDL_Event &event)
 	GameController *const controller = GameController::Get(event);
 	if (controller != nullptr) {
 		result.button = controller->ToControllerButton(event);
-		result.state = event.cbutton.state;
-
-		if (result.button != ControllerButton_NONE)
+		if (result.button != ControllerButton_NONE) {
+			if (result.button == ControllerButton_AXIS_TRIGGERLEFT || result.button == ControllerButton_AXIS_TRIGGERRIGHT) {
+				result.up = !controller->IsPressed(result.button);
+				result.state = result.up ? SDL_RELEASED : SDL_PRESSED;
+			} else {
+				result.state = event.cbutton.state;
+			}
 			return result;
+		}
 	}
 #endif
 

Source/controls/devices/game_controller.cpp

@@ -124,6 +124,10 @@ SDL_GameControllerButton GameController::ToSdlGameControllerButton(ControllerBut
 
 bool GameController::IsPressed(ControllerButton button) const
 {
+	if (button == ControllerButton_AXIS_TRIGGERLEFT)
+		return trigger_left_is_down_;
+	if (button == ControllerButton_AXIS_TRIGGERRIGHT)
+		return trigger_right_is_down_;
 	const SDL_GameControllerButton gcButton = ToSdlGameControllerButton(button);
 	return SDL_GameControllerHasButton(sdl_game_controller_, gcButton) && SDL_GameControllerGetButton(sdl_game_controller_, gcButton) != 0;
 }