UIPageControl * pageControl = [[UIPageControl alloc]initWithFrame:CGRectMake(10, [[UIScreen mainScreen] bounds].size.height - 40, 300, 20)];
pageControl.backgroundColor = [UIColor whiteColor];

pageControl.tag = 100;

设置表示的页数
pageControl.numberOfPages = 6;


设置当前选中的点
pageControl.currentPage = 0;


设置未选中点的颜色
pageControl.pageIndicatorTintColor = [UIColor greenColor];


设置选中点的颜色
pageControl.currentPageIndicatorTintColor = [UIColor redColor];


添加响应事件
[pageControl addTarget:self action:@selector(pageControl:) forControlEvents:UIControlEventTouchUpInside];
[pageControl addTarget:self action:@selector(pageControlValue) forControlEvents:UIControlEventValueChanged];

[self.view addSubview:pageControl];
[pageControl release];

}