iOS常见设置

UILabel设置

@property(nonatomic,copy)NSString *text;//显示文字

@property(nonatomic,retain)UIFont *font;//字体

@property(nonatomic,retain)UIColor *textColor;//文字颜色

@property(nonatomic)NSTextAlignment textAlignment;//对齐模式（左对齐，居中对齐，右对齐）

UIFont代表字体，常见的创建方法

+(UIFont *)systemFontOfSize:(CGFloat)fontSize;//系统默认字体

+(UIFont *)boldSystemFontOfSize:(CGFloat)fontsize;//粗体

+(UIFont *)italicSystemFontOfSize:(CGFloat)fontSize;//斜体

UIButton的常见设置

-(void)setTitle:(NSString *)title forState:(UIControlState)state;//设置按钮的文字

-(void)setTitleColor:(UIColor *)color forState:(UIControlState)state;//设置按钮的颜色

-(void)setImage:(UIImage *)image forState:(UIControlState)state;//设置按钮内的小图片

-(voif)setBackgroundImag:(UIImage *)image forState:(UIControlState)state;//设置按钮的背景图片

设置按钮的文字字体 （需要拿到按钮内部的label来设置）

btn.titleLabel.font = [UIFont systemFontOfSize:12];

-(NSString *)titleForState:(UIControlState)state;//获得按钮的文字

-(UIColor *)titleColorForState:(UIControlState)state;//获得按钮多文字颜色

-(UIImage *)imageForState:(UIControlState)state;//获得按钮内部的小图片

-(UIImage *)backgroundImageForState:(UIControlState)state;//获得按钮的背景图片