一、UIButton 基本属性
1 创建UIButton 对象
UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
:> 注意：设置按钮的类型只能在初始化的时候设置 ->UIButtonTypeCustom
2 设置Frame
button.frame = CGRectMake(CGFloat x, CGFloat y, CGFloat width, CGFloat height);
3 设置背景颜色
button.backgroundColor = [UIColor redColor];
4 设置文字
[button setTitle:@"普通按钮" forState:UIControlStateNormal];//普通状态:
[button setTitle:@"高亮按钮" forState:UIControlStateHighlighted];//高亮状态
5 设置文字的颜色
[button setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
[button setTitleColor:[UIColor blackColor] forState:UIControlStateHighlighted];
6 设置文字的阴影颜色
# 普通状态:
[button setTitleShadowColor:[UIColor blackColor] forState:UIControlStateNormal];
# 高亮状态:
[button setTitleShadowColor:[UIColor whiteColor] forState:UIControlStateHighlighted];
button.titleLabel.shadowOffset = CGSizeMake(3, 2);
7 设置内容图片
# 普通状态:
[button setImage:[UIImage imageNamed:@"btn_normal"] forState:UIControlStateNormal];
# 高亮状态:
[button setImage:[UIImage imageNamed:@"btn_highlight"] forState:UIControlStateHighlighted];
8 设置背景图片
# 普通状态:
[button setBackgroundImage:[UIImage imageNamed:@"btn"] forState:UIControlStateNormal];
# 高亮状态:
[button setBackgroundImage:[UIImage imageNamed:@"btn_highlighted"] forState:UIControlStateHighlighted];
