UIButton 应用选择状态(附:UIButton 常用状态)
NSString * path = [[NSBundle mainBundle]pathForResource:@"alien" ofType:@"png"];
UIImage *image = [[UIImage alloc] initWithContentsOfFile:path];
NSString* path2 = [[NSBundle mainBundle]pathForResource:@"spider" ofType:@"png"];
UIImage * image2 =[[UIImage alloc]initWithContentsOfFile:path2];
//创建两张图片
UIButton *button = [[UIButton alloc]initWithFrame:CGRectMake(0, 0, 100, 100)];
[button setBackgroundImage:image forState:UIControlStateNormal];//设置正常状态
[button setBackgroundImage:image2 forState:UIControlStateSelected];//设置选择状态
[button addTarget:self action:@selector(click:) forControlEvents:UIControlEventTouchUpInside];
//添加事件
button.adjustsImageWhenHighlighted = FALSE;
[self.view addSubview:button];
-(void)click:(id)sender
{
UIButton *u = (UIButton *)sender;
u.selected = YES;//选择状态设置为YES,如果有其他按钮 先把其他按钮的selected设置为NO,
}
UIButton状态:
UIControlStateNormal // 正常状态
UIControlStateHighlighted // 高亮状态
UIControlStateDisabled // 禁用状态
UIControlStateSelected // 选中状态
UIControlStateApplication //
UIControlStateReserved // 保留状态
UIButton类型:
UIButtonTypeCustom //自定义类型
添加图片: 灰色背景颜色:
UIButtonTypeRoundedRect //圆角类型
UIButtonTypeDetailDisclosure //细节展示按钮
UIButtonTypeInfoLight //浅色背景的信息按钮
UIButtonTypeInfoDark //暗色背景的信息按钮
UIButtonTypeContactAdd // 添加按钮
创建UIButton
1. UIButton *button = [[UIButton alloc] initWithFrame: CGRectMake (x, y, Width, Height)];
2. UIButton *button = [[UIButton buttonWithType:UIButtonTypeCustom] retain];
设置UIButton标题
[button setTitle:title forState:UIControlStateNormal];
设置UIButton标题颜色
[button setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
设置UIButton背景图片
[button setBackgroundImage:newImage forState:UIControlStateNormal];
设置UIButton背景颜色
button.backgroundColor = [UIColor clearColor];
UIImage *image = [[UIImage alloc] initWithContentsOfFile:path];
NSString* path2 = [[NSBundle mainBundle]pathForResource:@"spider" ofType:@"png"];
UIImage * image2 =[[UIImage alloc]initWithContentsOfFile:path2];
//创建两张图片
UIButton *button = [[UIButton alloc]initWithFrame:CGRectMake(0, 0, 100, 100)];
[button setBackgroundImage:image forState:UIControlStateNormal];//设置正常状态
[button setBackgroundImage:image2 forState:UIControlStateSelected];//设置选择状态
[button addTarget:self action:@selector(click:) forControlEvents:UIControlEventTouchUpInside];
//添加事件
button.adjustsImageWhenHighlighted = FALSE;
[self.view addSubview:button];
-(void)click:(id)sender
{
UIButton *u = (UIButton *)sender;
u.selected = YES;//选择状态设置为YES,如果有其他按钮 先把其他按钮的selected设置为NO,
}
UIButton状态:
UIControlStateNormal // 正常状态
UIControlStateHighlighted // 高亮状态
UIControlStateDisabled // 禁用状态
UIControlStateSelected // 选中状态
UIControlStateApplication //
UIControlStateReserved // 保留状态
UIButton类型:
UIButtonTypeCustom //自定义类型
添加图片: 灰色背景颜色:
UIButtonTypeRoundedRect //圆角类型
UIButtonTypeDetailDisclosure //细节展示按钮
UIButtonTypeInfoLight //浅色背景的信息按钮
UIButtonTypeInfoDark //暗色背景的信息按钮
UIButtonTypeContactAdd // 添加按钮
创建UIButton
1. UIButton *button = [[UIButton alloc] initWithFrame: CGRectMake (x, y, Width, Height)];
2. UIButton *button = [[UIButton buttonWithType:UIButtonTypeCustom] retain];
设置UIButton标题
[button setTitle:title forState:UIControlStateNormal];
设置UIButton标题颜色
[button setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
设置UIButton背景图片
[button setBackgroundImage:newImage forState:UIControlStateNormal];
设置UIButton背景颜色
button.backgroundColor = [UIColor clearColor];
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