【简单常用】button

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UIButton *button1 = [UIButtonbuttonWithType:UIButtonTypeSystem];

//UIButtonTypeCustom 自定义风格(无边框的那种)默认

//UIButtonTypeSystem 圆角

button1.frame =CGRectMake(100,100,50,50);

[button1 setTitle:@"BTN1"forState:UIControlStateNormal];//样式

[button1 setTitleColor:[UIColorredColor] forState:UIControlStateNormal];

button1.titleLabel.textColor=[UIColor yellowColor]; //字体颜色，同上

button1.titleLabel.textAlignment=NSTextAlignmentRight; //对齐方式靠右

button1.titleLabel.font=[UIFontboldSystemFontOfSize:16]; //字体加粗16

//点击事件

[button1 addTarget:selfaction:@selector(qh)forControlEvents:UIControlEventTouchUpInside];

[button1 setTitleShadowColor:[UIColorgrayColor] forState:UIControlStateNormal];//阴影

//高亮时的图片

[button1 setBackgroundImage:[UIImageimageNamed:@"P"]forState:UIControlStateHighlighted];

//内容到边缘距离（上左下右）

button1.contentEdgeInsets =UIEdgeInsetsMake(0,10,0,0);

button1.titleEdgeInsets=UIEdgeInsetsMake(0,10,0,0);

button1.imageEdgeInsets=UIEdgeInsetsMake(0,10,0,0);

//图片随按钮高亮而高亮，默认YES

button1.adjustsImageWhenHighlighted =NO;

//图片随按钮失效而变暗,默认YES

button1.adjustsImageWhenDisabled=NO;

//按下会有白色光点,默认NO

button1.showsTouchWhenHighlighted=YES;

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