1漆魔,選擇控件的創(chuàng)建,并監(jiān)聽(tīng)控件選擇值
{
import UIKit
class ViewController: UIViewController {
override func viewDidLoad() {
super.viewDidLoad()
//選項(xiàng)除了文字還可以是圖片
let items=["選項(xiàng)一","選項(xiàng)二",UIImage(named: "star")!] as [AnyObject]
let segmented=UISegmentedControl(items:items)
segmented.center=self.view.center
segmented.selectedSegmentIndex=1 //默認(rèn)選中第二項(xiàng)
segmented.addTarget(self, action: "segmentDidchange:",
forControlEvents: UIControlEvents.ValueChanged) //添加值改變監(jiān)聽(tīng)
self.view.addSubview(segmented)
}
func segmentDidchange(segmented:UISegmentedControl){
//獲得選項(xiàng)的索引
print(segmented.selectedSegmentIndex)
//獲得選擇的文字
print(segmented.titleForSegmentAtIndex(segmented.selectedSegmentIndex))
}
}
2播赁,選擇控件中選項(xiàng)的添加和刪除
//添加文字選項(xiàng)
segmented.insertSegmentWithTitle("新增選項(xiàng)",atIndex:1,animated:true);
//添加圖片選項(xiàng)
segmented.insertSegmentWithImage(UIImage(named:"icon")!,atIndex:1,animated: true)
//移除選項(xiàng)
segmented.removeSegmentAtIndex(1,animated:true);
3,修改選項(xiàng)顏色(包括圖片選項(xiàng))
1
segmented.tintColor=UIColor.redColor()
4,修改選項(xiàng)文字
1
segmented.setTitle("swfit",forSegmentAtIndex:1)
5薪夕,修改選項(xiàng)圖片
1
segmented.setImage(UIImage(named:"icon"),forSegmentAtIndex:2)
6,修改選項(xiàng)內(nèi)容偏移位置
1
segmented.setContentOffset(CGSizeMake(10,7),forSegmentAtIndex:1)