UISement属性-创新互联

我们提供的服务有:网站制作、成都网站制作、微信公众号开发、网站优化、网站认证、张家港ssl等。为上千企事业单位解决了网站和推广的问题。提供周到的售前咨询和贴心的售后服务,是有科学管理、有技术的张家港网站制作公司> 1 1.segmentedControlStyle 2 设置segment的显示样式。 3 typedef NS_ENUM(NSInteger, UISegmentedControlStyle) { 4 UISegmentedControlStylePlain, // large plain 系统默认平板样式 5 segmentedControl.segmentedControlStyle = UISegmentedControlStylePlain; 6 7 UISegmentedControlStyleBordered,// large bordered 黑边样式 8 segmentedControl.segmentedControlStyle = UISegmentedControlStyleBordered; 9 10 UISegmentedControlStyleBar, // small button/nav bar style. Tintable 条状样式11 segmentedControl.segmentedControlStyle = UISegmentedControlStyleBar; 12 13 UISegmentedControlStyleBezeled, // DEPRECATED. Do not use this style. 这个类型不要使用,用了会报错喔。14 }; 15 16 2.tintColor 渐变颜色 17 Default tintColor is nil. Only used if style is UISegmentedControlStyleBar 18 默认空,只有使用UISegmentedControlStyleBar,才能设置渐变颜色。 19 segmentedControl.segmentedControlStyle = UISegmentedControlStyleBar; 20 segmentedControl.tintColor = [UIColor redColor]; 21 效果: 22 23 24 3.momentary 设置在点击后是否恢复原样 25 默认为NO 26 segmentedControl.momentary = No; 27 28 点击之后效果: 29 30 segmentedControl.momentary = YES; 31 点击之后效果: 32 33 34 35 4. numberOfSegments(只读) 36 获取总选项数segmentedControl.numberOfSegments 37 38 5. selectedSegmentIndex 39 用来设置选中项或者返回选中项。 40 segmentedControl.selectedSegmentIndex = 2;//设置默认选择项索引41 segmentedControl.selectedSegmentIndex // 获取选中项42 6.- (void)setTitle:(NSString *)title forSegmentAtIndex:(NSUInteger)segment; 43 [segmentedControl setTitle:@"two" forSegmentAtIndex:1];//设置指定索引的题目44 效果: 45 46 7. - (void)setImage:(UIImage *)image forSegmentAtIndex:(NSUInteger)segment; 47 [segmentedControl setImage:[UIImage imageNamed:@"lan.png"] forSegmentAtIndex:3];//设置指定索引的图片48 8.-(void)insertSegmentWithTitle:(NSString*)title atIndex:(NSUInteger)segment animated:(BOOL)animated; 49 [segmentedControl insertSegmentWithTitle:@"add" atIndex:3 animated:NO];//在指定索引插入一个选项并设置题目50 效果: 51 52 9.-(void)insertSegmentWithImage:(UIImage *)image atIndex:(NSUInteger)segment animated:(BOOL)animated; 53 [segmentedControl insertSegmentWithImage:[UIImage imageNamed:@"mei.png"] atIndex:2 animated:NO];//在指定索引插入一个选项并设置图片54 55 10.- (void)removeSegmentAtIndex:(NSUInteger)segment animated:(BOOL)animated; 56 [segmentedControl removeSegmentAtIndex:0 animated:NO];//移除指定索引的选项57 效果: 58 59 11. - (void)removeAllSegments; 60 //移除所有选项 61 //[segmentedControl removeAllSegments];62 63 12. - (void)setWidth:(CGFloat)width forSegmentAtIndex:(NSUInteger)segment; // set to 0.0 width to autosize. default is 0.064 选项卡的宽度默认为0,此方法能够设置选项卡宽度。 65 [segmentedControl setWidth:70.0 forSegmentAtIndex:2];//设置指定索引选项的宽度66 67 效果: 68 69 13. - (void)setContentOffset:(CGSize)offset forSegmentAtIndex:(NSUInteger)segment; // adjust offset of image or text inside the segment. default is (0,0)70 [segmentedControl setContentOffset:CGSizeMake(10,0) forSegmentAtIndex:1]; 71 设置选项卡内部文字或者图片与默认位置的偏移量,默认位置在选项卡的中心。 72 效果: 73 74 14. - (void)setEnabled:(BOOL)enabled forSegmentAtIndex:(NSUInteger)segment; 75 76 [segmentedControl setEnabled:NO forSegmentAtIndex:4];//设置指定索引选项不可选77 78 15.增加事件响应机制 79 监听的是这个事件:UIControlEventValueChanged,值改变事件 80 81 [segmentedControl addTarget:self action:@selector(itemClick) forControlEvents:UIControlEventValueChanged];
网站题目:UISement属性-创新互联
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