Masonry是个好东西，在当前尺寸各异的iOS开发适配中发挥着至关重要的作用，由于项目中Masonry布局用的比较多，对于UI布局也有了一些自己的理解，经常会有人问道Masonry布局九宫格要怎么布局呢，单行、多行要怎么做到自动布局呢，之前用frame布局九宫格需要2层for循环，各种判断才可以完成一套九宫格布局，那使用Masonry是不是也这么麻烦呢，答案是否定的！下面把Masonry布局单行，多行的代码贴出来，注释的很详细，有需要的同学可以参考参考，可能对于Masonry的使用会有不一样的理解。
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- (void)viewDidLoad {
[super viewDidLoad];
[self daohang];
self.view.backgroundColor = [UIColor blackColor];
UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
button.frame = CGRectMake((self.view.frame.size.width - 100)/2, 64, 100, 50);
[button setTitle:@"wedding" forState:UIControlStateNormal];
button.backgroundColor = [UIColor brownColor];
[button addTarget:self action:@selector(playMovie) forControlEvents:UIControlEventTouchUpInside];
[self.view addSubview:button];
// int padding = 10;
// UIView *superview = self.view;
UIButton *hxButton = [UIButton buttonWithType:UIButtonTypeCustom];
hxButton.backgroundColor = [UIColor redColor];
[hxButton setTitle:@"涵予" forState:UIControlStateNormal];
[hxButton addTarget:self action:@selector(hxBtnClick) forControlEvents:UIControlEventTouchUpInside];
[self.view addSubview:hxButton];
[hxButton mas_makeConstraints:^(MASConstraintMaker *make) {
make.top.mas_greaterThanOrEqualTo(button.mas_top).offset(100);
make.left.mas_equalTo(button.mas_left).offset(0);
// make.bottom.mas_equalTo(superview.mas_bottom).offset(-padding);
// make.right.mas_equalTo(superview.mas_right).offset(-padding);
make.width.equalTo(button.mas_width);
make.width.mas_equalTo(100);
make.height.mas_equalTo(50);
make.height.offset(50);
}];
UIView *containView = [[UIView alloc] init];
[self.view addSubview:containView];
containView.backgroundColor = [UIColor yellowColor];
[containView mas_makeConstraints:^(MASConstraintMaker *make) {
make.left.mas_equalTo(15);
make.right.mas_equalTo(-15);
make.top.mas_equalTo(260);
make.height.equalTo(@300);
}];
CGFloat marginX = 10; //按钮距离左边和右边的距离
CGFloat marginY = 1; //距离上下边缘距离
// CGFloat toTop = 200; //按钮距离顶部的距离
CGFloat gapX = 10; //左右按钮之间的距离
CGFloat gapY = 10; //上下按钮之间的距离
NSInteger col = 3; //这里只布局5列
// NSInteger count = 13; //这里先设置布局任意个按钮
CGFloat width = (self.view.frame.size.width - 70) / 3;
UIButton *last = nil;
for (int i = 0; i < 7; i++) {
UIButton *button1 = [UIButton buttonWithType:UIButtonTypeCustom];
[containView addSubview:button1];
if(i % 2 == 0) {
button1.backgroundColor = [UIColor redColor];
} else {
button1.backgroundColor = [UIColor darkGrayColor];
}
[button1 mas_makeConstraints:^(MASConstraintMaker *make) {
make.width.mas_equalTo(width);
make.height.mas_equalTo(50);
CGFloat top = 10 + marginY + (i / col) * (50 + gapY);
make.top.mas_offset(top);
if(!last || (i%col) == 0) {
make.left.mas_offset(marginX);
} else {
make.left.mas_equalTo(last.mas_right).mas_offset(gapX);
}
}];
last = button1;
}
}
