for循环创建UIbutton和UIimageview等控件

@property (nonatomic, strong) UIButton *selectBtn;

- (void)viewDidLoad {

    [super viewDidLoad];

   inttotalColumns =3;

    //  每一格的尺寸

    CGFloatcellW =60;

    CGFloatcellH =35;

    // 间隙

    CGFloatmargin =10;

    //根据格子个数创建对应的框框

    for(intindex =0; index <5; index++) {

    // 计算行号  和  列号

        introw = index / totalColumns;

        intcol = index % totalColumns;

    //根据行号和列号来确定 子控件的坐标

        CGFloatcellX = margin + col * (cellW + margin);

        CGFloatcellY = row * (cellH + margin);

        UIButton*btn = [[UIButtonalloc]init];

        btn.frame=CGRectMake(cellX+15, cellY+170, cellW, cellH);

        [btnsetBackgroundColor:ThemeTitleColor];

        [btnsetTitle:[NSString stringWithFormat:@"%d",index] forState:UIControlStateNormal];

        btn.titleLabel.font=BSFont(14);

        btn.tag= index;

            if(index==0){

                [btnsetTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];

                [btnsetBackgroundColor:BSNaviBarColor];

                self.selectBtn= btn;

            }else{

                [btnsetTitleColor:[UIColor darkGrayColor] forState:UIControlStateNormal];

                [btnsetBackgroundColor:[UIColor whiteColor]];

                btn.layer.borderColor = [UIColor darkGrayColor].CGColor;

                btn.layer.borderWidth=1;

            }

    [btnaddTarget:self action:@selector(btnClickAction:) forControlEvents:UIControlEventTouchUpInside];

    // 添加到view 中

    [self.view addSubview:btn];

    }

}

-(void)btnClickAction:(UIButton *)btn{

    if(self.selectBtn){

        //未选中

        [self.selectBtn setTitleColor:[UIColor darkGrayColor] forState:UIControlStateNormal];

        [self.selectBtn setBackgroundColor:[UIColor whiteColor]];

        self.selectBtn.layer.borderColor = [UIColor darkGrayColor].CGColor;

        self.selectBtn.layer.borderWidth = 1;

    }

    //选中

    self.selectBtn= btn;

    [self.selectBtn setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];

    [self.selectBtn setBackgroundColor:BSNaviBarColor];

    self.selectBtn.layer.borderColor = [UIColor clearColor].CGColor;

    self.selectBtn.layer.borderWidth = 0.1;

}