//// ButtonContainerView.h// chemuchao//// Created by 遇見遠洋 on 16/3/7.// Copyright © 2016年 zhaoxiaolu. All rights reserved.//#import <UIKit/UIKit.h>//按鈕點擊blocktypedef void(^spitlotBtnClick)(UIButton * btn);@interface ButtonContainerView : UIView@property (nonatomic,copy)spitlotBtnClick spitlotBlock;/**<<#展示對話內容的tableview#>*/@end

//// ButtonContainerView.m// chemuchao//// Created by 遇見遠洋 on 16/3/7.// Copyright © 2016年 zhaoxiaolu. All rights reserved.//#import "ButtonContainerView.h"#import "UIView+Extension.h"http://狀態欄高度#define kStateHeight 20//總行數#define kRows 2//總列數#define kCols 4//九宮格個數#define kCount 8//九宮格之間的間隙#define kMargin 5//字體大小#define kFont15 [UIFont systemFontOfSize:15]@interface ButtonContainerView ()@property (nonatomic,strong)NSMutableArray * btns;@property (nonatomic,strong)NSArray * btnTitles;@end@implementation ButtonContainerView- (NSMutableArray *)btns{  if (!_btns) {    _btns = [NSMutableArray array];  }  return _btns;}-(NSArray *)btnTitles {  if (!_btnTitles) {    _btnTitles = @[@"堵成狗",@"堵成翔",@"路太窄",@"沒燈",@"路不平",@"積水多",@"顛簸",@"路太臟"];  }  return _btnTitles;}- (instancetype)initWithFrame:(CGRect)frame{  if (self = [super initWithFrame:frame]) {    [self setupUI];  }  return self;}- (void)setupUI {  for (int i = 0; i < kCount; i++) {    UIButton * btn = [[UIButton alloc]init];    [btn setTitle:self.btnTitles[i] forState:UIControlStateNormal];    [self addSubview:btn];    btn.layer.borderWidth = 1;    btn.layer.borderColor = [UIColor redColor].CGColor;      btn.titleLabel.font = [UIFont systemFontOfSize:13];    [btn setTitleColor:[UIColor grayColor] forState:UIControlStateNormal];    [btn addTarget:self action:@selector(spitlotBtnClick:) forControlEvents:UIControlEventTouchUpInside];    [self.btns addObject:btn];  }}-(void)layoutSubviews {  [super layoutSubviews];  [self.btns enumerateObjectsUsingBlock:^(id _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {    UIButton * btn = obj;    btn.tag = idx;    //行號    NSUInteger row = idx/kCols;    //列號    NSUInteger col = idx%kCols;    CGFloat btnW = (self.width - kMargin*(kCols + 1))/kCols;    CGFloat btnH = (self.height - kMargin*(kRows + 1))/kRows -10;    CGFloat btnX = kMargin + col*(kMargin + btnW);     CGFloat btnY = kMargin + row*(kMargin + btnH) + kStateHeight;    btn.frame = CGRectMake(btnX, btnY, btnW, btnH);  }];}#pragma mark 按鈕點擊事件- (void)spitlotBtnClick:(UIButton *)sender {  NSAssert(self.spitlotBlock != nil, @"傳入的block不能為空");  //執行block  self.spitlotBlock(sender);}@end