根据游戏状态更改触控布局

void OnGameStateChanged(GameState newState)
{
    // Toggle to the set of touch overlay controls which best match the new state of the game
    switch (newState)
    {
    case GameState::FirstPersonAction:
        XGameStreamingShowTouchControlLayout("FirstPersonAction");
        break;
    case GameState::Driving:
        XGameStreamingShowTouchControlLayout("Driving");
        break;
    case GameState::CutScene:
        // Don't show any touch overlay controls while the cut scene is rendering
        XGameStreamingHideTouchControls();
        break;
    }
}

//Example context file
{
  "$schema": "https://raw.githubusercontent.com/microsoft/xbox-game-streaming-tools/main/touch-adaptation-kit/schemas/context/v3.0/context.json",

  "state": {
    "enableReload": false
  }
}

//Example control in the layout:
{
    "type": "button",
    "action": "leftBumper",
    "enabled": {
        "$ref": "../../context.json#/state/enableReload"
    }
    ...
}

// In this example, after the player has switched their active weapon - the game updates the
// enabled state of reload based on whether the player has extra magazines.
//
// Assumes passing in game structure that includes the active weapon with appropriate state.
//

void GameStreamingClientManager::UpdateStateAfterItemsChange(const playerWeapon& playerWeapon)
{
    // create an update for whether the reload button should be enabled
    XGameStreamingTouchControlsStateOperation reloadEnabled;
    reloadEnabled.operationKind = XGameStreamingTouchControlsStateOperationKind::Replace;
    reloadEnabled.path = "/enableReload";
    reloadEnabled.valueKind = XGameStreamingTouchControlsStateValueKind::Bool;
    reloadEnabled.booleanValue = playerWeapon.activeWeapon.reloadClips > 0;

    // combine all the updates into the update state call and make the call
    XGameStreamingTouchControlsStateOperation[1] updateOperations = {reloadEnabled};

    XGameStreamingUpdateTouchControlsState(updateOperations, _countof(updateOperations));
}