{"id":6712,"date":"2025-06-03T12:51:39","date_gmt":"2025-06-05T05:14:38","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=6712"},"modified":"2025-06-05T12:51:39","modified_gmt":"2025-06-05T05:14:38","slug":"https-badgameshow-com-steven-34","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-34\/","title":{"rendered":"Swift \u5f48\u51fa\u8996\u7a97\u6559\u5b78\uff1a\u5982\u4f55\u4f7f\u7528 UIAlertController \u89f8\u767c\u5f48\u51fa\u8996\u7a97\u6548\u679c\uff082025 \u6700\u65b0\u8a9e\u6cd5\u8207\u6700\u4f73\u5be6\u8e10\uff09"},"content":{"rendered":"<p>&#8220;`html<br \/>\n<meta name=\"keywords\" content=\"swift, \u5f48\u51fa\u8996\u7a97, UIAlertController, iOS \u958b\u767c, Swift \u6559\u5b78\"><\/p>\n<h2>\u4ec0\u9ebc\u662f Swift \u5f48\u51fa\u8996\u7a97\uff1f<\/h2>\n<p>Swift \u662f\u4e00\u7a2e\u65b0\u8208\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u958b\u767c iOS \u548c macOS \u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u5176\u4e2d\uff0c<strong>\u5f48\u51fa\u8996\u7a97<\/strong> \u662f\u4e00\u500b\u975e\u5e38\u91cd\u8981\u7684\u529f\u80fd\uff0c\u80fd\u8b93\u4f7f\u7528\u8005\u8207\u61c9\u7528\u7a0b\u5f0f\u9032\u884c\u4e92\u52d5\u3002\u5f48\u51fa\u8996\u7a97\u53ef\u4ee5\u7528\u4f86\u986f\u793a\u8a0a\u606f\u3001\u63d0\u793a\u4f7f\u7528\u8005\u8f38\u5165\u8cc7\u6599\u6216\u57f7\u884c\u7279\u5b9a\u52d5\u4f5c\u3002<\/p>\n<h2>\u5728 Swift \u4e2d\u4f7f\u7528 UIAlertController<\/h2>\n<p>\u8981\u5728 Swift \u4e2d\u89f8\u767c\u5f48\u51fa\u8996\u7a97\u6548\u679c\uff0c\u901a\u5e38\u4f7f\u7528 <code>UIAlertController<\/code> \u985e\u5225\u4f86\u5efa\u7acb\u5f48\u51fa\u8996\u7a97\uff0c\u4e26\u5c07\u5176\u986f\u793a\u65bc\u7576\u524d\u7684 ViewController \u4e2d\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7bc4\u4f8b\uff0c\u5e6b\u52a9\u4f60\u5feb\u901f\u638c\u63e1\u5982\u4f55\u4f7f\u7528\u5f48\u51fa\u8996\u7a97\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">let alertController = UIAlertController(title: \"\u63d0\u793a\", message: \"\u8acb\u8f38\u5165\u60a8\u7684\u540d\u5b57\", preferredStyle: .alert)\n\nlet confirmAction = UIAlertAction(title: \"\u78ba\u5b9a\", style: .default) { (_) in\n    \/\/ \u5728\u9019\u88e1\u53ef\u4ee5\u5beb\u5165\u9700\u8981\u57f7\u884c\u7684\u7a0b\u5f0f\u78bc\n    print(\"\u4f7f\u7528\u8005\u8f38\u5165\u7684\u540d\u5b57\uff1a\\(alertController.textFields?[0].text ?? \"\")\")\n}\n\nlet cancelAction = UIAlertAction(title: \"\u53d6\u6d88\", style: .cancel) { (_) in }\n\nalertController.addTextField { (textField) in\n    textField.placeholder = \"\u8acb\u8f38\u5165\u540d\u5b57\"\n}\n\nalertController.addAction(confirmAction)\nalertController.addAction(cancelAction)\n\nself.present(alertController, animated: true, completion: nil)\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u7a0b\u5f0f\u78bc\u4e2d\uff0c\u6211\u5011\u5efa\u7acb\u4e86\u4e00\u500b\u5305\u542b\u6587\u5b57\u8f38\u5165\u6846\u7684\u5f48\u51fa\u8996\u7a97\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u5728\u5176\u4e2d\u8f38\u5165\u540d\u5b57\u3002\u7576\u4f7f\u7528\u8005\u6309\u4e0b\u78ba\u5b9a\u6309\u9215\u6642\uff0c\u5c07\u6703\u57f7\u884c <code>confirmAction<\/code> \u4e2d\u7684\u7a0b\u5f0f\u78bc\uff0c\u4e26\u5c07\u4f7f\u7528\u8005\u8f38\u5165\u7684\u5167\u5bb9\u5370\u51fa\u3002<\/p>\n<h2>\u932f\u8aa4\u6392\u9664<\/h2>\n<p>\u5982\u679c\u5728\u4f7f\u7528 <code>UIAlertController<\/code> \u6642\u9047\u5230\u554f\u984c\uff0c\u8acb\u6aa2\u67e5\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u4f60\u7684 ViewController \u662f\u7576\u524d\u986f\u793a\u7684\u63a7\u5236\u5668\uff0c\u5426\u5247\u5f48\u51fa\u8996\u7a97\u5c07\u7121\u6cd5\u986f\u793a\u3002<\/li>\n<li>\u6aa2\u67e5 <code>UIAlertController<\/code> \u7684 <code>preferredStyle<\/code> \u662f\u5426\u6b63\u78ba\u8a2d\u7f6e\u70ba <code>.alert<\/code>\u3002<\/li>\n<li>\u78ba\u4fdd\u5728\u4e3b\u7dda\u7a0b\u4e2d\u57f7\u884c\u986f\u793a\u5f48\u51fa\u8996\u7a97\u7684\u7a0b\u5f0f\u78bc\u3002<\/li>\n<\/ul>\n<h2>\u5ef6\u4f38\u61c9\u7528<\/h2>\n<p>\u9664\u4e86\u57fa\u672c\u7684\u5f48\u51fa\u8996\u7a97\uff0c\u4f60\u9084\u53ef\u4ee5\u64f4\u5c55\u529f\u80fd\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u6dfb\u52a0\u66f4\u591a\u7684\u6309\u9215\u4f86\u57f7\u884c\u5176\u4ed6\u64cd\u4f5c\u3002<\/li>\n<li>\u4f7f\u7528 <code>UIAlertController<\/code> \u4f86\u986f\u793a\u932f\u8aa4\u63d0\u793a\u6216\u78ba\u8a8d\u64cd\u4f5c\u3002<\/li>\n<li>\u5728\u5f48\u51fa\u8996\u7a97\u4e2d\u52a0\u5165\u5716\u7247\u6216\u81ea\u8a02\u8996\u5716\uff0c\u4ee5\u589e\u5f37\u4f7f\u7528\u8005\u9ad4\u9a57\u3002<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2023\/02\/Swift-\u5f48\u51fa\u8996\u7a97-\ud83d\udca1-\u89f8\u767c\u5f48\u51fa\u8996\u7a97\u6548\u679c_1675394326.426919.webp\" alt=\"Swift \u5f48\u51fa\u8996\u7a97 \ud83d\udca1 \u89f8\u767c\u5f48\u51fa\u8996\u7a97\u6548\u679c\" title=\"Swift \u5f48\u51fa\u8996\u7a97, Swift \u4e92\u52d5\u6027, Swift App \u529f\u80fd, Swift \u52a0\u5165\u4e92\u52d5, Swift \u52a0\u5165\u8996\u7a97\" width=\"1200\" height=\"628\"\/><\/p>\n<h2>\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff08Q&#038;A\uff09<\/h2>\n<h3>Q1: \u5982\u4f55\u5728\u5f48\u51fa\u8996\u7a97\u4e2d\u6dfb\u52a0\u6587\u672c\u8f38\u5165\u6846\uff1f<\/h3>\n<p>A1: \u53ef\u4ee5\u4f7f\u7528 <code>addTextField<\/code> \u65b9\u6cd5\u4f86\u6dfb\u52a0\u6587\u672c\u8f38\u5165\u6846\uff0c\u4e26\u5728 <code>UIAlertAction<\/code> \u7684\u9589\u5305\u4e2d\u7372\u53d6\u4f7f\u7528\u8005\u7684\u8f38\u5165\u3002<\/p>\n<h3>Q2: \u5982\u4f55\u81ea\u5b9a\u7fa9\u5f48\u51fa\u8996\u7a97\u7684\u5916\u89c0\uff1f<\/h3>\n<p>A2: Swift \u7684 <code>UIAlertController<\/code> \u63d0\u4f9b\u4e86\u57fa\u672c\u7684\u5916\u89c0\u8a2d\u5b9a\uff0c\u4f46\u82e5\u8981\u9032\u4e00\u6b65\u81ea\u5b9a\u7fa9\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u81ea\u8a02\u7684 UIViewController \u4f86\u66ff\u4ee3\u3002<\/p>\n<h3>Q3: \u5982\u679c\u4e0d\u60f3\u8981\u986f\u793a\u53d6\u6d88\u6309\u9215\uff0c\u8a72\u600e\u9ebc\u8fa6\uff1f<\/h3>\n<p>A3: \u53ea\u9700\u522a\u9664\u6216\u4e0d\u6dfb\u52a0 <code>cancelAction<\/code> \u5373\u53ef\u3002<\/p>\n<p>&#8220;`<br \/>\n&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Swift\u4e2d\u7684\u5f48\u51fa\u8996\u7a97\u529f\u80fd\uff0c\u8b93\u4f60\u7684App\u52a0\u5165\u66f4\u591a\u7684\u4e92\u52d5\u6027\uff0c\u8b93\u4f60\u7684App\u66f4\u52a0\u6709\u8da3\uff01<\/p>\n","protected":false},"author":1,"featured_media":6711,"comment_status":"open","ping_status":"closed","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-6712","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ios","category-swift","tag-ios","tag-swift"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2023\/02\/Swift-\u5f48\u51fa\u8996\u7a97-\ud83d\udca1-\u89f8\u767c\u5f48\u51fa\u8996\u7a97\u6548\u679c_1675394326.426919.webp","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1Kg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6712","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=6712"}],"version-history":[{"count":0,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6712\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/6711"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=6712"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=6712"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=6712"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}