iOS 通过UIControl，自定义控件

如：自定义一个可以点击的 图文

#import <UIKit/UIKit.h>

@interface UD_Button : UIControl
@property(nonatomic,strong)UIImageView *contentImageView;
@property(nonatomic,strong)UILabel *contentLabel;

- (instancetype)initWithFrame:(CGRect)frame centerInset:(CGFloat)centerInset updownInset:(CGFloat)updownInset imageName:(NSString *)imageName labelString:(NSString *)labelString labelFont:(CGFloat)font;
@end

.h