IOS九宫格

最新推荐文章于 2025-06-04 22:38:17 发布

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最新推荐文章于 2025-06-04 22:38:17 发布

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本文链接：https://blog.youkuaiyun.com/yangjinchao/article/details/47429945

本文介绍了一个使用Objective-C实现的九宫格布局方法。通过读取plist文件中的应用列表，在视图中创建并布局多个子视图来形成九宫格样式。每个子视图根据屏幕尺寸自动调整位置和大小。

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<pre name="code" class="objc">//
//  ViewController.m
//  0811-jiugongge
//
//  Created by panba on 15-8-11.
//  Copyright (c) 2015年 panba. All rights reserved.
//

#import "ViewController.h"

@interface ViewController ()
@property (nonatomic,strong) NSArray *applist;
@end

@implementation ViewController
-(NSArray *)applist
{
    if (!_applist) {
        NSBundle *bundle = [NSBundle mainBundle];
        NSString *path = [bundle pathForResource:@"app" ofType:@"plist"];
        _applist = [NSArray arrayWithContentsOfFile:path];
    }
    return _applist;
}
-(void)viewDidLoad
{
    [super viewDidLoad];
    //UIView *view = [[UIView alloc] init];
    int totolcol = 3;
    CGFloat viewWidth = 80;
    CGFloat viewHeight = 90;
    
    CGFloat marginx = (self.view.bounds.size.width - totolcol*viewWidth)/(totolcol+1);
    CGFloat marginy = 20;
    
    CGFloat starty = 30;
    
    int row ;
    int col;
    
    CGFloat x;
    CGFloat y;

    for (int i=0; i<self.applist.count; i++)
    {
        row = i/totolcol;
        col = i%totolcol;
        
        x = marginx + col*(viewWidth+marginx);
        y = starty + row*(viewHeight+marginy);
        
        UIView *appview = [[UIView alloc]init];
        appview.frame = CGRectMake(x, y, viewWidth, viewHeight);
        appview.backgroundColor = [UIColor redColor];
        [self.view addSubview:appview];
    }
    
    //创建imageview

    uiimageview *imageview = [[uiimageview alloc] init ];

    imageview.frame = cgrectmake (0,0,viewWidth,50);

    imageview.backgroundcolor = [uicolor redcolor];

    [appview addsubview:imageview];

}

@end