//textfeild 是否允许手动输入(默认NO)
@property (nonatomic,assign) BOOL isSupport;
//控件圆角
@property (nonatomic,assign) NSInteger viewCornerRadius;
//设置左右加减按钮的宽度(默认是等于整个控件的高度)
@property (nonatomic,assign) CGFloat leftRightWidth;
//设置边缘线的颜色(默认为黑色)
@property (nonatomic,strong) UIColor *lineColor;
//设置textfeild的值
@property (nonatomic,copy) NSString *textCount;
//设置textfeild的最大值
@property (nonatomic,copy) NSString *maxCount;
效果图
