iOS 循环排列按钮(数组排列按钮) 触发事件

    //彩种按钮

    listChuan = 1;

    NSMutableArray *showLabelArray = [NSMutableArrayarrayWithCapacity:10];

    for (int i = 0; i<7; i++) {

        listChuan++;

        NSString *chuanStr = [ NSString stringWithFormat : @"%i 选 " , listChuan ];

        [showLabelArray addObject:chuanStr];

    }

    //添加彩种按钮

    for (int i= 0; i<2; i++) {

        for (int j = 0; j<4; j++) {

            if (i == 1&&j==3) {

                break;

            }

            UIButton *btn = [ UIButton buttonWithType:UIButtonTypeCustom];

            [btn setBackgroundImage:[UIImageimageNamed:@"btn_white_small"] forState:UIControlStateNormal];

            [btn setTitle:[showLabelArray objectAtIndex:i*4+j] forState:UIControlStateNormal];

            [btn setTitleColor:[UIColorblackColor] forState:UIControlStateNormal];

            btn.layer.borderColor = [UIColorlightGrayColor].CGColor;

            btn.layer.borderWidth = 0.7;

            btn.selected = NO;

            btn.frame = CGRectMake(5+j*70, 50+i*40, 60, 30);

            btn.tag = i*4+j;

            [btn addTarget:selfaction:@selector(chooseLottery:) forControlEvents:UIControlEventTouchUpInside];

            [chooseBackroundView addSubview:btn];

            NSLog(@"btn.tag%d",btn.tag);

        }

    }

-(void)chooseLottery:(UIButton *)sender{

    UIView *backBround= (UIView *)[self.viewviewWithTag:TOUZHUBACKGROUNVIEW_Tag];

    UIButton *button = (UIButton *)sender;

    for (int i= 0; i<2; i++) {

        for (int j = 0; j<4; j++) {

            if (i == 1&&j==3) {

                break;

                button  =(UIButton*)[backBround viewWithTag:i*4+j];

            }

        }

    }

    if (button.selected == YES)

    {

        [button setBackgroundImage:[UIImageimageNamed:@" "] forState:UIControlStateNormal];

        button.selected = !button.selected;

    }

    elseif (button.selected == NO)

    {

        [button setBackgroundImage:[UIImageimageNamed:@"leagueBtn_selected@2x"] forState:UIControlStateNormal];

        button.selected =!button.selected;

    }

原文：http://blog.csdn.net/chungeshihuatian/article/details/39207911