IOS UI segmentedControl UISegmentedControl 常见属性和用法

 UISegmentedControl中一些常见的属性和用法

//设置以图案作为分段的显示，仅需要图案的轮廓，这样颜色为分段的背景颜色

//    NSArray *items = @[[UIImage imageNamed:@"segmented1"],[UIImage imageNamed:@"segmented_4"],[UIImage imageNamed:@"segmented_3"],[UIImage imageNamed:@"segmented_2"]];

    

    NSArray *items = @[@"视频",@"音乐",@"图片",@"软件"];

//    [[UISegmentedControl appearance]setBackgroundImage:items forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];

    

    UISegmentedControl *segmentedC =[[UISegmentedControl alloc]initWithItems:items];

    //设置第几索引分段为图片

    [segmentedC setImage:[UIImage imageNamed:@"segmented_4"] forSegmentAtIndex:2];

    //设置默认的第几索引分段为不可选

    [segmentedC setEnabled:NO forSegmentAtIndex:2];

   

    //设置第几分段的宽度大小

//    [segmentedC setWidth:10.0 forSegmentAtIndex:1];

  

   // [segmentedC setTitleTextAttributes:unselectedTextAttributes forState:UIControlStateNormal];

//   segmentedC.backgroundColor  = [UIColor brownColor];

    //设置点击分段是否恢复原来的样子,默认为NO

//   segmentedC.momentary = YES;

    

    //改变低级分段的内容

    [segmentedC setTitle:@"YES" forSegmentAtIndex:0];

    //设置为圆角的矩形

    segmentedC.layer.cornerRadius = 20;

    //设置四个圆角有边界的虚线

    segmentedC.layer.masksToBounds = YES;

    segmentedC.selectedSegmentIndex = 1;   //默认选中第几个分割段

//  segmentedC.tintColor = [UIColor yellowColor];  //设置分割段边界和字体的颜色

    segmentedC.frame =CGRectMake(5, 20, 310, 40);

//设置点击索引分段时的反应

    [segmentedC addTarget:self action:@selector(valueChanged:) forControlEvents:UIControlEventValueChanged];

  

    [self.window  addSubview:segmentedC];

    [segmentedC release];