iOS代码实现九宫格

#define ScreenW [UIScreen mainScreen].bounds.size.width
#define ScreenH [UIScreen mainScreen].bounds.size.height

 // 数据
     NSArray *images = @[@"publish-boke", @"publish-weixin", @"publish-QQ", @"publish-offline"];
     NSArray *titles = @[@"发博客", @"发微信", @"发QQ",@"离线下载"];

     // 中间的6个按钮
     int maxCols = ;
     CGFloat buttonW = ;
     CGFloat buttonH = buttonW + ;
     CGFloat buttonStartY = (ScreenH -  * buttonH) * 0.5;
     CGFloat buttonStartX = ;
     CGFloat xMargin = (ScreenW -  * buttonStartX - maxCols * buttonW) / (maxCols - );
     for (int i = ; i<images.count; i++) {
         VerticalButton *button = [[VerticalButton alloc] init];
         // 设置内容
         button.titleLabel.font = [UIFont systemFontOfSize:];
         [button setTitle:titles[i] forState:UIControlStateNormal];
         [button setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
         [button setImage:[UIImage imageNamed:images[i]] forState:UIControlStateNormal];

         // 设置frame
         button.width = buttonW;
         button.height = buttonH;
         int row = i / maxCols;
         int col = i % maxCols;
         button.x = buttonStartX + col * (xMargin + buttonW);
         button.y = buttonStartY + row * buttonH;
         [self.view addSubview:button];
     }