UISegmentControl
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- - (void)viewDidLoad {
- NSArray *segmentedArray = [[NSArray alloc]initWithObjects:@"1",@"2",@"3",@"4",nil];
- //初始化UISegmentedControl
- UISegmentedControl * segmentedControl = [[UISegmentedControl alloc]initWithItems:segmentedArray];
- segmentedControl.frame = CGRectMake(60.0, 10.0, 200.0, 50.0);
- segmentedControl.segmentedControlStyle = 2;
-
- [segmentedControl setTitle:@"two" forSegmentAtIndex:1];//设置指定索引的题目
- [segmentedControl setImage:[UIImage imageNamed:@"lan.png"] forSegmentAtIndex:3];//设置指定索引的图片
- [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
- [segmentedControl insertSegmentWithTitle:@"insert" atIndex:3 animated:NO];//在指定索引插入一个选项并设置题目
- [segmentedControl removeSegmentAtIndex:0 animated:NO];//移除指定索引的选项
- [segmentedControl setWidth:70.0 forSegmentAtIndex:2];//设置指定索引选项的宽度
- [segmentedControl setContentOffset:CGSizeMake(10.0,10.0) forSegmentAtIndex:1];//设置选项中图片等的左上角的位置
-
- //获取指定索引选项的图片imageForSegmentAtIndex:
- UIImageView *imageForSegmentAtIndex = [[UIImageView alloc]initWithImage:[segmentedControl imageForSegmentAtIndex:1]];
- imageForSegmentAtIndex.frame = CGRectMake(60.0, 100.0, 30.0, 30.0);
-
- //获取指定索引选项的标题titleForSegmentAtIndex
- UILabel *titleForSegmentAtIndex = [[UILabel alloc]initWithFrame:CGRectMake(100.0, 100.0, 30.0, 30.0)];
- titleForSegmentAtIndex.text = [segmentedControl titleForSegmentAtIndex:0];
-
- //获取总选项数segmentedControl.numberOfSegments
- UILabel *numberOfSegments = [[UILabel alloc]initWithFrame:CGRectMake(140.0, 100.0, 30.0, 30.0)];
- numberOfSegments.text = [NSString stringWithFormat:@"%d",segmentedControl.numberOfSegments];
-
- //获取指定索引选项的宽度widthForSegmentAtIndex:
- UILabel *widthForSegmentAtIndex = [[UILabel alloc]initWithFrame:CGRectMake(180.0, 100.0, 70.0, 30.0)];
- widthForSegmentAtIndex.text = [NSString stringWithFormat:@"%f",[segmentedControl widthForSegmentAtIndex:2]];
-
- segmentedControl.selectedSegmentIndex = 2;//设置默认选择项索引
- segmentedControl.tintColor = [UIColor redColor];
- segmentedControl.segmentedControlStyle = UISegmentedControlStylePlain;//设置样式
- segmentedControl.momentary = YES;//设置在点击后是否恢复原样
-
- [segmentedControl setEnabled:NO forSegmentAtIndex:4];//设置指定索引选项不可选
- BOOL enableFlag = [segmentedControl isEnabledForSegmentAtIndex:4];//判断指定索引选项是否可选
- NSLog(@"%d",enableFlag);
-
- }