{"id":3953,"date":"2025-06-01T11:07:39","date_gmt":"2025-06-05T03:49:39","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3953"},"modified":"2025-06-05T11:07:39","modified_gmt":"2025-06-05T03:49:39","slug":"%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8swift%e4%b8%ad%e7%9a%84%e9%80%89%e9%a1%b9%e5%8d%a1%e6%8e%a7%e5%88%b6%e5%99%a8","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8swift%e4%b8%ad%e7%9a%84%e9%80%89%e9%a1%b9%e5%8d%a1%e6%8e%a7%e5%88%b6%e5%99%a8\/","title":{"rendered":"2025 \u6700\u65b0\u7248 Swift \u7a0b\u5f0f\u6559\u5b78\uff1a\u4f7f\u7528 UITabBarController \u5be6\u73fe\u9078\u9805\u5361\u63a7\u5236\u5668"},"content":{"rendered":"

<\/p>\n

2025 \u6700\u65b0\u7248 Swift \u7a0b\u5f0f\u6559\u5b78\uff1a\u4f7f\u7528 UITabBarController \u5be6\u73fe\u9078\u9805\u5361\u63a7\u5236\u5668<\/h1>\n

\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528 Swift \u4e2d\u7684 UITabBarController \u4f86\u5be6\u73fe\u9078\u9805\u5361\u63a7\u5236\u5668\uff0c\u4ee5\u63d0\u5347\u61c9\u7528\u7a0b\u5f0f\u7684\u4f7f\u7528\u9ad4\u9a57\u3002\u9078\u9805\u5361\u63a7\u5236\u5668\u80fd\u8b93\u7528\u6236\u5728\u4e0d\u540c\u7684\u8996\u5716\u4e4b\u9593\u8f15\u9b06\u5207\u63db\uff0c\u63d0\u4f9b\u66f4\u597d\u7684\u5c0e\u822a\u65b9\u5f0f\u3002\u672c\u6587\u5c07\u4ecb\u7d39 UITabBarController \u7684\u57fa\u672c\u7528\u6cd5\u3001\u70ba\u9078\u9805\u5361\u6dfb\u52a0\u5716\u6a19\u8207\u6587\u5b57\u3001\u4ee5\u53ca\u5207\u63db\u9078\u9805\u5361\u7684\u6280\u5de7\u3002<\/p>\n

\u4f7f\u7528 UITabBarController \u985e\u5be6\u73fe\u9078\u9805\u5361\u63a7\u5236\u5668<\/h2>\n

UITabBarController \u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u985e\uff0c\u5c08\u9580\u7528\u4f86\u7ba1\u7406\u61c9\u7528\u7a0b\u5f0f\u4e2d\u7684\u9078\u9805\u5361\u3002\u8981\u4f7f\u7528 UITabBarController\uff0c\u6211\u5011\u9996\u5148\u9700\u8981\u5275\u5efa\u4e00\u500b UITabBarController \u7684\u5be6\u4f8b\uff0c\u7136\u5f8c\u5c07\u5176\u8a2d\u7f6e\u70ba\u61c9\u7528\u7a0b\u5f0f\u7684\u6839\u8996\u5716\u63a7\u5236\u5668\u3002\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u53ef\u4ee5\u5229\u7528 UITabBarController \u7684 viewControllers \u5c6c\u6027\u4f86\u6dfb\u52a0\u9700\u8981\u986f\u793a\u7684\u8996\u5716\u63a7\u5236\u5668\u3002<\/p>\n

\u6b65\u9a5f\u4e00\uff1a\u5275\u5efa UITabBarController<\/h3>\n

“`swift
\n\/\/ \u5275\u5efa UITabBarController \u5c0d\u8c61
\nlet tabBarController = UITabBarController()<\/p>\n

\/\/ \u8a2d\u7f6e\u6839\u8996\u5716\u63a7\u5236\u5668
\nself.window?.rootViewController = tabBarController
\n“`<\/p>\n

\u6b65\u9a5f\u4e8c\uff1a\u6dfb\u52a0\u8996\u5716\u63a7\u5236\u5668<\/h3>\n

“`swift
\n\/\/ \u5275\u5efa\u8981\u986f\u793a\u7684\u8996\u5716\u63a7\u5236\u5668
\nlet viewController1 = UIViewController()
\nlet viewController2 = UIViewController()<\/p>\n

\/\/ \u5c07\u8996\u5716\u63a7\u5236\u5668\u6dfb\u52a0\u5230 UITabBarController \u5c0d\u8c61\u4e2d
\ntabBarController.viewControllers = [viewController1, viewController2]\n“`<\/p>\n

\u70ba\u9078\u9805\u5361\u6dfb\u52a0\u5716\u6a19\u548c\u6587\u5b57<\/h2>\n

\u5728\u4f7f\u7528 UITabBarController \u5275\u5efa\u9078\u9805\u5361\u63a7\u5236\u5668\u6642\uff0c\u6211\u5011\u53ef\u4ee5\u901a\u904e UITabBarItem \u4f86\u70ba\u6bcf\u500b\u9078\u9805\u5361\u914d\u7f6e\u5716\u6a19\u8207\u6587\u5b57\u3002UITabBarItem \u985e\u6709 title \u548c image \u5c6c\u6027\uff0c\u5206\u5225\u7528\u4f86\u8a2d\u5b9a\u9078\u9805\u5361\u7684\u6a19\u984c\u548c\u5716\u6a19\u3002<\/p>\n

\u6b65\u9a5f\u4e09\uff1a\u5275\u5efa UITabBarItem<\/h3>\n

“`swift
\n\/\/ \u5275\u5efa UITabBarItem \u5c0d\u8c61
\nlet tabBarItem1 = UITabBarItem(title: “\u9996\u9801”, image: UIImage(named: “home”), tag: 0)
\nlet tabBarItem2 = UITabBarItem(title: “\u8a2d\u7f6e”, image: UIImage(named: “settings”), tag: 1)<\/p>\n

\/\/ \u5c07 UITabBarItem \u5c0d\u8c61\u8a2d\u7f6e\u70ba\u8996\u5716\u63a7\u5236\u5668\u7684 tabBarItem \u5c6c\u6027
\nviewController1.tabBarItem = tabBarItem1
\nviewController2.tabBarItem = tabBarItem2
\n“`<\/p>\n

\u5207\u63db\u9078\u9805\u5361<\/h2>\n

\u7576\u6211\u5011\u9700\u8981\u63a7\u5236\u7528\u6236\u5728\u4e0d\u540c\u9078\u9805\u5361\u4e4b\u9593\u7684\u5207\u63db\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528 selectedIndex \u5c6c\u6027\u4f86\u8a2d\u7f6e\u7576\u524d\u9078\u9805\u5361\u3002\u6b64\u5916\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528 selectedViewController \u5c6c\u6027\u4f86\u7372\u53d6\u7576\u524d\u986f\u793a\u7684\u8996\u5716\u63a7\u5236\u5668\u3002\u82e5\u8981\u52d5\u614b\u66f4\u6539\u986f\u793a\u7684\u8996\u5716\u63a7\u5236\u5668\uff0c\u5247\u53ef\u4ee5\u4f7f\u7528 setViewControllers(_:animated:) \u65b9\u6cd5\u3002<\/p>\n

\u6b65\u9a5f\u56db\uff1a\u5207\u63db\u9078\u9805\u5361<\/h3>\n

“`swift
\n\/\/ \u5207\u63db\u9078\u9805\u5361
\ntabBarController.selectedIndex = 1
\n“`<\/p>\n

\u7e3d\u7d50<\/h2>\n

\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u4f7f\u7528 Swift \u7684 UITabBarController \u4f86\u5be6\u73fe\u9078\u9805\u5361\u63a7\u5236\u5668\uff0c\u5305\u62ec\u5982\u4f55\u6dfb\u52a0\u8996\u5716\u63a7\u5236\u5668\u3001\u8a2d\u7f6e\u5716\u6a19\u8207\u6587\u5b57\u53ca\u5207\u63db\u9078\u9805\u5361\u3002\u9019\u4e9b\u6280\u5de7\u5c07\u5e6b\u52a9\u4f60\u5275\u5efa\u4e00\u500b\u66f4\u53cb\u597d\u7684\u61c9\u7528\u7a0b\u5f0f\u754c\u9762\uff0c\u6539\u5584\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n

\u5e38\u898b\u554f\u984c\u89e3\u7b54 (Q&A)<\/h2>\n

Q1: UITabBarController \u53ef\u4ee5\u540c\u6642\u986f\u793a\u591a\u5c11\u500b\u9078\u9805\u5361\uff1f<\/h3>\n

A1: UITabBarController \u53ef\u4ee5\u986f\u793a\u591a\u500b\u9078\u9805\u5361\uff0c\u4f46\u5efa\u8b70\u9650\u5236\u5728 5 \u500b\u4ee5\u5167\uff0c\u9019\u6a23\u53ef\u4ee5\u4fdd\u6301\u754c\u9762\u7684\u7c21\u6f54\u8207\u6613\u7528\u6027\u3002<\/p>\n

Q2: \u5982\u4f55\u81ea\u5b9a\u7fa9\u9078\u9805\u5361\u7684\u6a23\u5f0f\uff1f<\/h3>\n

A2: \u4f60\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e UITabBarItem \u7684 appearance \u5c6c\u6027\u4f86\u81ea\u5b9a\u7fa9\u9078\u9805\u5361\u7684\u6a23\u5f0f\uff0c\u4f8b\u5982\u66f4\u6539\u5b57\u9ad4\u984f\u8272\u3001\u80cc\u666f\u984f\u8272\u7b49\u3002<\/p>\n

Q3: \u82e5\u8981\u5728\u9078\u9805\u5361\u4e4b\u9593\u50b3\u905e\u6578\u64da\uff0c\u6709\u4ec0\u9ebc\u65b9\u6cd5\uff1f<\/h3>\n

A3: \u4f60\u53ef\u4ee5\u4f7f\u7528 Delegation \u6216 NotificationCenter \u4f86\u5728\u4e0d\u540c\u7684\u8996\u5716\u63a7\u5236\u5668\u4e4b\u9593\u50b3\u905e\u6578\u64da\uff0c\u9019\u6a23\u80fd\u5920\u4fdd\u6301\u4ee3\u78bc\u7684\u6e05\u6670\u548c\u53ef\u7dad\u8b77\u6027\u3002<\/p>\n

—<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6587\u7ae0\u6458\u8981\uff1a\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528Swift\u4e2d\u7684\u9009\u9879\u5361\u63a7\u5236\u5668\uff0c\u5305\u62ec\u4f7f\u7528UITabBarController\u7c7b\u5b9e\u73b0\u9009\u9879\u5361\u63a7\u5236\u5668\u3001\u4e3a\u9009\u9879\u5361\u6dfb\u52a0\u56fe\u6807\u548c\u6587\u5b57\u3001\u5207\u6362\u9009\u9879\u5361\u7b49\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[174,5],"tags":[173,9],"class_list":["post-3953","post","type-post","status-publish","format-standard","hentry","category-ios","category-swift","tag-ios","tag-swift"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-11L","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3953","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=3953"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3953\/revisions"}],"predecessor-version":[{"id":3954,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3953\/revisions\/3954"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=3953"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3953"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3953"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}