IOS ——UI篇—— UISegmentedControl的用法總結

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 1  //第一種建立方式 2     UISegmentedControl *seg = [[UISegmentedControl alloc]initWithItems:@[@"1",@"2",@"3"]]; 3     seg.frame = CGRectMake(40, 100, 60, 20); 4  5     [seg insertSegmentWithImage:[UIImage imageNamed:@"圖片名"] atIndex:4 animated:YES];//給某一段設定圖片（圖片為帶邊框透明的才可以完整顯示，其它圖片不能完整顯示） 6  UIImage *image =  [seg imageForSegmentAtIndex:2];//擷取某一段的圖片 7      NSLog(@"圖片：%@",image); 8      NSString *str = [seg titleForSegmentAtIndex:1];//擷取某一段的標題 9     NSLog(@“第幾個：%zi",segment.selectedSegmentIndex);//擷取當前點擊的編號10      NSLog(@"標題：%@",str);11     [seg setWidth:100 forSegmentAtIndex:1];//設定某一段的寬度12     [seg setEnabled:YES];//設定整體是否被啟用；13     [seg setEnabled:YES forSegmentAtIndex:2];//設定某一段是否啟用14     seg.selectedSegmentIndex = 1;//設定某段為預設選中項15     NSLog(@"%zi",seg.selectedSegmentIndex);//擷取當前被選中的段；16     seg.tintColor = [UIColor purpleColor];//設定邊框和選中顏色；17     [seg setBackgroundImage:[UIImage imageNamed:@"圖片名"] forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];//設定整體的背景圖片18 19     //綁定監聽事件20     [seg addTarget:self action:@selector(方法名:) forControlEvents:UIControlEventValueChanged];21     [self.view addSubview:seg];22 23     //第二種建立方式24     UISegmentedControl *seg2 = [[UISegmentedControl alloc]initWithFrame:CGRectMake(40, 120, 60, 20)];25     [seg2 insertSegmentWithTitle:@"1" atIndex:1 animated:YES];26     [seg2 insertSegmentWithTitle:@"2" atIndex:2 animated:YES];27     [seg2 removeSegmentAtIndex:1 animated:YES];//移除某段28     NSLog(@"%zi",seg2.numberOfSegments);//擷取段數29     [self.view addSubview:seg2];30 31 }32 33 -(void)mySwitch34 {35     UISwitch *swi = (UISwitch *)[self.view viewWithTag:1];36     NSLog(@"%d",swi.isOn);37 38 }

 

IOS ——UI篇—— UISegmentedControl的用法總結