我希望UIImagePickerController在横向代码中启动(并停留)。我尝试了此处描述的解决方案(UIImagePickerControllerinLandscape)//InitializepickerUIImagePickerController*picker=[[UIImagePickerControlleralloc]init];picker.delegate=self;//setDevicetoLandscape.Thiswillgiveyouawarning.Iignoredit.//warning:'UIDevice'maynotrespondto'-setOr