{"id":7404,"date":"2025-05-31T12:47:26","date_gmt":"2025-06-05T05:24:26","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=7404"},"modified":"2025-06-05T12:47:26","modified_gmt":"2025-06-05T05:24:26","slug":"https-badgameshow-com-steven-373","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-373\/","title":{"rendered":"Swift \u5f48\u51fa\u5f0f\u8996\u7a97 (UIAlertController) \u5b8c\u6574\u6559\u5b78 \u2013 2025 \u6700\u65b0\u8a9e\u6cd5\u8207\u6700\u4f73\u5be6\u8e10"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"swift, UIAlertController, iOS, \u5f48\u51fa\u5f0f\u8996\u7a97, app\u958b\u767c, \u63d0\u793a\u6846\"><\/p>\n<h1>Swift \u5f48\u51fa\u5f0f\u8996\u7a97 (UIAlertController) \u5b8c\u6574\u6559\u5b78 \u2013 2025 \u6700\u65b0\u8a9e\u6cd5\u8207\u6700\u4f73\u5be6\u8e10<\/h1>\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 \u61c9\u7528\u7a0b\u5f0f\u3002\u5728 Swift \u4e2d\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528 <code>UIAlertController<\/code> \u4f86\u5275\u5efa\u5f48\u51fa\u5f0f\u8996\u7a97\uff0c\u8b93\u4f7f\u7528\u8005\u8207\u61c9\u7528\u7a0b\u5f0f\u9032\u884c\u4e92\u52d5\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 Swift \u4f86\u5275\u5efa\u548c\u81ea\u5b9a\u7fa9 <code>UIAlertController<\/code>\uff0c\u4e26\u63d0\u4f9b\u6700\u4f73\u5be6\u8e10\u8207\u5be6\u4f5c\u7bc4\u4f8b\u3002<\/p>\n<h2>\u5275\u5efa UIAlertController<\/h2>\n<p>\u8981\u5275\u5efa\u4e00\u500b <code>UIAlertController<\/code>\uff0c\u9996\u5148\u9700\u8981\u521d\u59cb\u5316\u4e00\u500b <code>UIAlertController<\/code> \u7269\u4ef6\uff0c\u4e26\u6307\u5b9a\u6a19\u984c\u548c\u8a0a\u606f\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5275\u5efa\u4e00\u500b\u57fa\u672c\u7684\u5f48\u51fa\u5f0f\u8996\u7a97\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">let alertController = UIAlertController(title: \"\u6a19\u984c\", message: \"\u9019\u662f\u4e00\u500b\u5f48\u51fa\u5f0f\u8996\u7a97\", preferredStyle: .alert)\n<\/code><\/pre>\n<h2>\u6dfb\u52a0\u6309\u9215\u8207\u884c\u70ba<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>addAction<\/code> \u65b9\u6cd5\u4f86\u6dfb\u52a0\u6309\u9215\u3002\u9019\u88e1\u6211\u5011\u5c07\u6dfb\u52a0\u4e00\u500b\u300c\u78ba\u5b9a\u300d\u6309\u9215\uff0c\u4e26\u8a2d\u7f6e\u5176\u884c\u70ba\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">let okAction = UIAlertAction(title: \"OK\", style: .default) { action in\n    print(\"OK \u6309\u9215\u88ab\u9ede\u64ca\")\n}\nalertController.addAction(okAction)\n<\/code><\/pre>\n<p>\u5982\u679c\u9700\u8981\u6dfb\u52a0\u4e00\u500b\u300c\u53d6\u6d88\u300d\u6309\u9215\uff0c\u53ef\u4ee5\u9019\u6a23\u505a\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">let cancelAction = UIAlertAction(title: \"Cancel\", style: .cancel) { action in\n    print(\"Cancel \u6309\u9215\u88ab\u9ede\u64ca\")\n}\nalertController.addAction(cancelAction)\n<\/code><\/pre>\n<h2>\u986f\u793a UIAlertController<\/h2>\n<p>\u6700\u5f8c\uff0c\u4f7f\u7528 <code>present<\/code> \u65b9\u6cd5\u4f86\u986f\u793a <code>UIAlertController<\/code>\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">self.present(alertController, animated: true, completion: nil)\n<\/code><\/pre>\n<h2>\u932f\u8aa4\u6392\u9664<\/h2>\n<p>\u5728\u4f7f\u7528 <code>UIAlertController<\/code> \u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4ee5\u4e0b\u5e38\u898b\u932f\u8aa4\uff1a<\/p>\n<ul>\n<li><strong>\u932f\u8aa4\uff1a\u672a\u6b63\u78ba\u521d\u59cb\u5316 UIAlertController<\/strong> \u2013 \u78ba\u4fdd\u6a19\u984c\u548c\u8a0a\u606f\u90fd\u5df2\u6b63\u78ba\u8a2d\u7f6e\u3002<\/li>\n<li><strong>\u932f\u8aa4\uff1a\u7121\u6cd5\u986f\u793a\u5f48\u51fa\u8996\u7a97<\/strong> \u2013 \u78ba\u4fdd\u5728\u4e3b\u57f7\u884c\u7dd2\u4e0a\u547c\u53eb <code>present<\/code> \u65b9\u6cd5\u3002<\/li>\n<\/ul>\n<h2>\u5ef6\u4f38\u61c9\u7528<\/h2>\n<p>\u9664\u4e86\u57fa\u672c\u7684\u5f48\u51fa\u5f0f\u8996\u7a97\uff0c<code>UIAlertController<\/code> \u9084\u53ef\u4ee5\u7528\u65bc\u986f\u793a\u8f38\u5165\u6846\uff0c\u8b93\u4f7f\u7528\u8005\u8f38\u5165\u6587\u5b57\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u6dfb\u52a0\u4e00\u500b\u8f38\u5165\u6846\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">alertController.addTextField { textField in\n    textField.placeholder = \"\u8acb\u8f38\u5165\u60a8\u7684\u540d\u5b57\"\n}\n<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u60a8\u53ef\u4ee5\u7372\u53d6\u4f7f\u7528\u8005\u8f38\u5165\u7684\u503c\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">let name = alertController.textFields![0].text\nprint(\"\u4f7f\u7528\u8005\u8f38\u5165\u7684\u540d\u5b57\u662f\uff1a\\(name ?? \"\")\")\n<\/code><\/pre>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u5982\u4f55\u4f7f\u7528 Swift \u5275\u5efa\u548c\u81ea\u5b9a\u7fa9 <code>UIAlertController<\/code>\uff0c\u4ee5\u53ca\u6700\u4f73\u5be6\u8e10\u548c\u5e38\u898b\u932f\u8aa4\u6392\u9664\u3002<code>UIAlertController<\/code> \u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u8f15\u9b06\u5275\u5efa\u5f48\u51fa\u5f0f\u8996\u7a97\uff0c\u63d0\u5347\u4f7f\u7528\u8005\u9ad4\u9a57\u3002\u5982\u679c\u4f60\u60f3\u9032\u4e00\u6b65\u4e86\u89e3 Swift \u7684 <code>UIAlertController<\/code>\uff0c\u5efa\u8b70\u53c3\u8003 Apple \u7684\u5b98\u65b9\u6587\u4ef6\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2023\/02\/Swift-\u5f48\u51fa\u5f0f\u8996\u7a97-UIAlertController-\u6559\u5b78_1675475355.325349.webp\" alt=\"Swift \u5f48\u51fa\u5f0f\u8996\u7a97 (UIAlertController) \u6559\u5b78\" title=\"Swift \u5f48\u51fa\u5f0f\u8996\u7a97, UIAlertController, \u6559\u5b78, methods(), \u51fd\u6578\" width=\"1200\" height=\"628\"\/><\/p>\n<h2>Q&#038;A (\u5e38\u898b\u554f\u984c\u89e3\u7b54)<\/h2>\n<h3>1. \u5982\u4f55\u5728 UIAlertController \u4e2d\u6dfb\u52a0\u591a\u500b\u8f38\u5165\u6846\uff1f<\/h3>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528 <code>addTextField<\/code> \u65b9\u6cd5\u591a\u6b21\u6dfb\u52a0\u8f38\u5165\u6846\uff0c\u7136\u5f8c\u5206\u5225\u7372\u53d6\u6bcf\u500b\u8f38\u5165\u6846\u7684\u5167\u5bb9\u3002<\/p>\n<h3>2. UIAlertController \u53ef\u4ee5\u7528\u65bc\u54ea\u4e9b\u5834\u666f\uff1f<\/h3>\n<p>\u4e00\u822c\u7528\u65bc\u63d0\u793a\u4f7f\u7528\u8005\u91cd\u8981\u4fe1\u606f\u3001\u78ba\u8a8d\u64cd\u4f5c\u3001\u6216\u6536\u96c6\u4f7f\u7528\u8005\u8f38\u5165\u7684\u6578\u64da\u3002<\/p>\n<h3>3. Swift \u4e2d\u7684 UIAlertController \u548c\u5176\u4ed6\u8a9e\u8a00\u7684\u5f48\u51fa\u8996\u7a97\u6709\u4f55\u4e0d\u540c\uff1f<\/h3>\n<p>Swift \u7684 <code>UIAlertController<\/code> \u63d0\u4f9b\u4e86\u66f4\u512a\u96c5\u7684 API\uff0c\u8b93\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u63a7\u5236\u5f48\u51fa\u8996\u7a97\u7684\u6a23\u5f0f\u548c\u884c\u70ba\u3002<\/p>\n<p>&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6458\u8981:\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528Swift\u4e2d\u7684UIAlertController\u4f86\u5275\u5efa\u5f48\u51fa\u5f0f\u8996\u7a97\uff0c\u8b93\u4f60\u7684App\u66f4\u52a0\u6709\u8da3\uff0c\u4e26\u4e14\u77ad\u89e3\u5982\u4f55\u4f7f\u7528\u5b83\u7684methods()\u51fd\u6578\u4f86\u64cd\u4f5c\u3002<\/p>\n","protected":false},"author":1,"featured_media":7403,"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-7404","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\u5f0f\u8996\u7a97-UIAlertController-\u6559\u5b78_1675475355.325349.webp","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1Vq","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7404","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=7404"}],"version-history":[{"count":0,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7404\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/7403"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=7404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=7404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=7404"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}