{"id":1099,"date":"2023-07-28T14:52:52","date_gmt":"2023-07-28T06:52:52","guid":{"rendered":"https:\/\/www.yimenyun.cn\/emen\/?p=1099"},"modified":"2023-07-28T14:52:52","modified_gmt":"2023-07-28T06:52:52","slug":"app%e5%bc%80%e5%8f%91tab%e5%af%bc%e8%88%aa%e9%9c%80%e8%a6%81%e4%b8%bb%e8%a6%81%e5%93%aa%e4%ba%9b%e7%bb%86%e8%8a%82%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.yimenyun.cn\/emen\/1099\/","title":{"rendered":"app\u5f00\u53d1tab\u5bfc\u822a\u9700\u8981\u4e3b\u8981\u54ea\u4e9b\u7ec6\u8282\uff1f"},"content":{"rendered":"

\u5728\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u4e2d\uff0cTab\u5bfc\u822a\u662f\u4e00\u4e2a\u76f8\u5bf9\u5e38\u89c1\u4e14\u91cd\u8981\u7684\u529f\u80fd\uff0c\u5b83\u4e3a\u7528\u6237\u63d0\u4f9b\u4e86\u5feb\u901f\u8bbf\u95ee\u5e94\u7528\u7a0b\u5e8f\u7684\u5404\u4e2a\u6a21\u5757\u7684\u4fbf\u5229\u6027\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8Tab\u5bfc\u822a\u7684\u539f\u7406\u548c\u8be6\u7ec6\u4ecb\u7ecd\u3002<\/p>\n

\u4e00\u3001Tab\u5bfc\u822a\u7684\u539f\u7406<\/p>\n

Tab\u5bfc\u822a\u662f\u5c06\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u9875\u9762\u5206\u6210\u591a\u4e2a\u6a21\u5757\uff0c\u5e76\u5c06\u8fd9\u4e9b\u6a21\u5757\u5206\u522b\u653e\u7f6e\u5728\u9875\u9762\u7684\u5e95\u90e8\u6216\u9876\u90e8\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u70b9\u51fb\u8fd9\u4e9b\u6807\u7b7e\u5feb\u901f\u8bbf\u95ee\u4e0d\u540c\u7684\u9875\u9762\u548c\u529f\u80fd\u3002\u4e00\u822c\u800c\u8a00\uff0cTab\u5bfc\u822a\u662f\u901a\u8fc7\u4f7f\u7528TabViewController\u5b9e\u73b0\u7684\u3002<\/p>\n

TabViewController\u662f\u7528\u4e8e\u5206\u6bb5\u63a7\u5236\u5bb9\u5668\u89c6\u56fe\u63a7\u5236\u5668\u7684\u5b50\u7c7b\u3002\u7b80\u5355\u6765\u8bf4\uff0c\u5b83\u662f\u4e00\u4e2a\u63a7\u5236\u5668\uff0c\u53ef\u4ee5\u901a\u8fc7\u5c06\u4e0d\u540c\u7684\u5b50\u63a7\u5236\u5668\u6dfb\u52a0\u5230TabViewController\u4e2d\u5b9e\u73b0Tab\u5bfc\u822a\u529f\u80fd\u3002<\/p>\n

\u4f7f\u7528TabViewController\u7684\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n

1.\u521b\u5efaTabViewController\u5e76\u6dfb\u52a0\u5b50\u63a7\u5236\u5668<\/p>\n

2.\u8bbe\u7f6eTab\u5bfc\u822a\u680f<\/p>\n

3.\u5904\u7406\u9009\u9879\u5361\u5207\u6362\u4e8b\u4ef6<\/p>\n

\u4e8c\u3001Tab\u5bfc\u822a\u7684\u8be6\u7ec6\u4ecb\u7ecd<\/p>\n

1.\u521b\u5efaTabViewController\u5e76\u6dfb\u52a0\u5b50\u63a7\u5236\u5668<\/p>\n

\u5728\u521b\u5efaTabViewController\u4e4b\u524d\uff0c\u9700\u8981\u5148\u521b\u5efa\u5e94\u7528\u7684\u5404\u4e2a\u9875\u9762\u3002\u53ef\u4ee5\u4f7f\u7528Storyboard\u6216\u4ee3\u7801\u6765\u521b\u5efa\u9875\u9762\u3002\u4e4b\u540e\uff0c\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u521b\u5efaTabViewController\uff1a<\/p>\n

“`swift<\/p>\n

let tabVC = UITabBarContrAPP\u5f00\u53d1<\/a>oller()<\/p>\n

“`<\/p>\n

\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u9700\u8981\u5c06\u5b50\u63a7\u5236\u5668\u6dfb\u52a0\u5230TabViewController\u4e2d\uff1a<\/p>\n

“`swift<\/p>\n

let vc1 = UIViewController()<\/p>\n

vc1.view.backgroundColor = UIColor.blue<\/p>\n

vc1.tabBarItem.title = “Tab1”<\/p>\n

tabVC.addChild(vc1)<\/p>\n

“`<\/p>\n

\u901a\u8fc7\u8fd9\u6bb5\u4ee3\u7801\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5b50\u63a7\u5236\u5668vc1\uff0c\u5c06\u5176\u80cc\u666f\u989c\u8272\u8bbe\u7f6e\u4e3a\u84dd\u8272\uff0c<\/p>\n

<\/figure>\n<\/p>\n

\u5e76\u5c06\u5176\u6807\u9898\u8bbe\u7f6e\u4e3a\u201cTab1\u201d\u3002\u5c06\u5176\u6dfb\u52a0\u5230TabViewController\u4e2d\u3002<\/p>\n

\u4e3a\u4e86\u5c06\u591a\u4e2a\u9875\u9762\u6dfb\u52a0\u5230TabViewController\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\u5c06\u6bcf\u4e2a\u9875\u9762\u90fd\u6dfb\u52a0\u5230\u63a7\u5236\u5668\u4e2d\u3002<\/p>\n

“`swift<\/p>\n

for i in 1…3 {<\/p>\n

let vc = UIViewController()<\/p>\n

vc.view.backgroundColor = UIColor(red:CGFloat(arc4random_uniform(256))\/255.0, green:CGFloat(arc4random_uniform(256))\/255.0, blue:CGFloat(arc4random_uniform(256))\/255.0, alpha: 1.0)<\/p>\n

vc.tabBarItem.title = “Tab \\(i)”<\/p>\n

tabVC.addChild(vc)<\/p>\n

}<\/p>\n

“`<\/p>\n

2.\u8bbe\u7f6eTab\u5bfc\u822a\u680f<\/p>\n

\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7TabBarItem\u5bf9\u8c61\u8bbe\u7f6eTab\u5bfc\u822a\u680f\u3002\u6bcf\u4e2a\u5b50\u63a7\u5236\u5668\u90fd\u6709\u4e00\u4e2aTabBarItem\u5bf9\u8c61\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u5176\u6807\u9898\u3001\u56fe\u6807\u7b49\u5c5e\u6027\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8bbe\u7f6eTab\u5bfc\u822a\u680f\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n

“`swift<\/p>\n

vc.tabBarItem.title = “Tab 1”<\/p>\n

vc.tabBarItem.image = UIImage(named: “Tab1.png”)<\/p>\n

vc.tabBarItem.badgeValue = “3”<\/p>\n

“`<\/p>\n

– Tab 1\u7684\u6807\u9898\u5c06\u663e\u793a\u5728\u9009\u9879\u5361\u4e2d<\/p>\n

– Tab 1\u7684\u56fe\u6807\u5c06\u663e\u793a\u5728\u9009\u9879\u5361\u4e2d<\/p>\n

– \u5728\u9009\u9879\u5361\u4e0a\u65b9\u4f1a\u663e\u793a3\u4e2a\u4ea7\u54c1<\/p>\n

3.\u5904\u7406\u9009\u9879\u5361\u5207\u6362\u4e8b\u4ef6<\/p>\n

\u5f53\u7528\u6237\u70b9\u51fbTab\u5bfc\u822a\u680f\u4e0a\u7684\u4e0d\u540c\u6807\u7b7e\u65f6\uff0c\u9700\u8981\u5207\u6362\u5230\u4e0d\u540c\u7684\u9875\u9762\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff0c\u8bbe\u7f6eTabViewController\u7684\u59d4\u6258\u3002<\/p>\n

“`swift<\/p>\n

tabVC.delegate = self<\/p>\n

“`<\/p>\n

\u4e4b\u540e\uff0c\u5b9e\u73b0TabViewControllerDelegate\u534f\u8bae\u7684\u4ee5\u4e0b\u65b9\u6cd5\uff0c\u5b8c\u6210Tab\u5bfc\u822a\u680f\u5207\u6362\u7684\u64cd\u4f5c\uff1a<\/p>\n

“`swift<\/p>\n

func tabBarController(_ tabBarController: UITabBarController, didSelect viewController: UIViewController) {<\/p>\n

print(“did select”, viewController.tabBarItem.title!)<\/p>\n

}<\/p>\n

“`<\/p>\n

\u5728\u8fd9\u4e2a\u65b9\u6cd5\u4e2d\uff0c\u6211\u4eec\u6253\u5370\u9009\u4e2d\u7684\u9009\u9879\u5361\u6807\u9898\u3002\u53ef\u4ee5\u6839\u636e\u9700\u8981\u5b8c\u6210\u5176\u4ed6\u64cd\u4f5c\u3002<\/p>\n

\u4e09\u3001\u603b\u7ed3<\/p>\n

Tab\u5bfc\u822a\u662f\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5b9e\u73b0\u5feb\u901f\u8bbf\u95ee\u4e0d\u540c\u9875\u9762\u548c\u529f\u80fd\u7684\u5e38\u89c1\u65b9\u6cd5\u3002APP<\/a>\u5b83\u901a\u8fc7\u4f7f\u7528TabViewController\u5bb9\u5668\u89c6\u56fe\u63a7\u5236\u5668\u6765\u6784\u5efa\uff0c\u5e76\u4f7f\u7528UITabBarItem\u4e3a\u6bcf\u4e2a\u9009\u9879\u5361\u6307\u5b9a\u6807\u9898\u548c\u56fe\u6807\u3002\u5728\u63a7\u5236\u5668\u4e2d\u8bbe\u7f6e\u4ee3\u7406\uff0c\u5e76\u91cd\u5199didSelect\u65b9\u6cd5\u4ee5\u54cd\u5e94\u9009\u9879\u5361\u5207\u6362\u4e8b\u4ef6\u3002Tab\u5bfc\u822a\u4e0d\u4ec5\u53ef\u4ee5\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u7528\u6237\u4f53\u9a8c\uff0c\u8fd8\u53ef\u4ee5\u5927\u5927\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u53ef\u7528\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5728\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u4e2d\uff0cTab\u5bfc\u822a\u662f\u4e00\u4e2a\u76f8\u5bf9\u5e38\u89c1\u4e14\u91cd\u8981\u7684\u529f\u80fd\uff0c\u5b83\u4e3a\u7528\u6237\u63d0\u4f9b\u4e86\u5feb\u901f\u8bbf\u95ee\u5e94\u7528\u7a0b\u5e8f\u7684\u5404\u4e2a\u6a21\u5757\u7684\u4fbf\u5229\u6027\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8Tab\u5bfc\u822a\u7684\u539f\u7406\u548c\u8be6\u7ec6\u4ecb\u7ecd\u3002\u4e00\u3001Tab\u5bfc\u822a\u7684\u539f\u7406Tab\u5bfc\u822a\u662f\u5c06\u4e00\u4e2a\u5e94\u7528\u7a0b<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[2525,2524,2527,2526,361],"topic":[],"class_list":["post-1099","post","type-post","status-publish","format-standard","hentry","category-appkf","tag-h5","tag-2524","tag-app","tag-2526","tag-361"],"_links":{"self":[{"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/posts\/1099","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/comments?post=1099"}],"version-history":[{"count":0,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/posts\/1099\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/media?parent=1099"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/categories?post=1099"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/tags?post=1099"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/topic?post=1099"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}