{"id":7599,"date":"2025-05-31T14:48:15","date_gmt":"2025-06-05T07:21:15","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=7599"},"modified":"2025-06-05T14:48:15","modified_gmt":"2025-06-05T07:21:15","slug":"https-badgameshow-com-steven-451","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-451\/","title":{"rendered":"Swift \u8b66\u544a\u63a7\u5236\u9805 (UIAlertController) \u5b8c\u6574\u5b78\u7fd2\u6307\u5357 \u2013 2025 \u6700\u65b0\u8a9e\u6cd5\u8207\u6700\u4f73\u5be6\u8e10"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"swift, UIAlertController, \u8b66\u544a\u63a7\u5236\u9805, iOS \u958b\u767c, Swift \u6559\u5b78\"><\/p>\n<h1>Swift \u8b66\u544a\u63a7\u5236\u9805 (UIAlertController) \u5b8c\u6574\u5b78\u7fd2\u6307\u5357 \u2013 2025 \u6700\u65b0\u8a9e\u6cd5\u8207\u6700\u4f73\u5be6\u8e10<\/h1>\n<p>Swift \u662f\u4e00\u7a2e\u73fe\u4ee3\u5316\u7684\u7a0b\u5f0f\u8a9e\u8a00\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u4e14\u9ad8\u6548\u5730\u958b\u767c iOS \u61c9\u7528\u7a0b\u5f0f\u3002\u5176\u4e2d\uff0c<code>UIAlertController<\/code> \u662f\u4e00\u500b\u5f37\u5927\u7684\u8b66\u544a\u63a7\u5236\u9805\uff0c\u80fd\u8b93\u958b\u767c\u8005\u8f15\u9b06\u5efa\u7acb\u8b66\u544a\u8996\u7a97\uff0c\u4f9b\u4f7f\u7528\u8005\u505a\u51fa\u6c7a\u7b56\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u6df1\u5165\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 <code>UIAlertController<\/code>\uff0c\u5305\u542b\u6700\u65b0\u7684\u8a9e\u6cd5\u3001\u6700\u4f73\u5be6\u8e10\u53ca\u5404\u7a2e\u5be6\u4f5c\u7bc4\u4f8b\u3002<\/p>\n<h2>\u5efa\u7acb UIAlertController<\/h2>\n<p>\u8981\u5efa\u7acb\u4e00\u500b <code>UIAlertController<\/code>\uff0c\u4f60\u9700\u8981\u4f7f\u7528 <code>UIAlertController<\/code> \u985e\u5225\u7684 <code>init(title:message:preferredStyle:)<\/code> \u65b9\u6cd5\uff0c\u5b83\u6703\u56de\u50b3\u4e00\u500b <code>UIAlertController<\/code> \u7269\u4ef6\u3002<\/p>\n<pre><code class=\"language-swift line-numbers\">let alertController = UIAlertController(title: \"\u6a19\u984c\", message: \"\u9019\u662f\u4e00\u500b\u8a0a\u606f\", preferredStyle: .alert)<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u7a0b\u5f0f\u78bc\u4e2d\uff0c\u6211\u5011\u5efa\u7acb\u4e86\u4e00\u500b <code>UIAlertController<\/code> \u7269\u4ef6\uff0c\u4e26\u6307\u5b9a\u4e86\u6a19\u984c\u3001\u8a0a\u606f\u548c\u6a23\u5f0f\uff08\u8b66\u544a\u8996\u7a97\uff09\u3002<\/p>\n<h2>\u6dfb\u52a0\u6309\u9215<\/h2>\n<p>\u5efa\u7acb <code>UIAlertController<\/code> \u7269\u4ef6\u5f8c\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528 <code>addAction(_:) <\/code> \u65b9\u6cd5\u4f86\u6dfb\u52a0\u6309\u9215\u3002<\/p>\n<pre><code class=\"language-swift line-numbers\">let okAction = UIAlertAction(title: \"\u78ba\u5b9a\", style: .default) { action in\n    print(\"\u4f7f\u7528\u8005\u6309\u4e0b\u78ba\u5b9a\")\n}\nalertController.addAction(okAction)<\/code><\/pre>\n<p>\u5728\u4e0a\u9762\u7684\u7a0b\u5f0f\u78bc\u4e2d\uff0c\u6211\u5011\u5efa\u7acb\u4e86\u4e00\u500b <code>UIAlertAction<\/code> \u7269\u4ef6\uff0c\u6307\u5b9a\u6a19\u984c\u3001\u6a23\u5f0f\u53ca\u8655\u7406\u5668\uff0c\u7136\u5f8c\u5c07\u5176\u6dfb\u52a0\u5230 <code>UIAlertController<\/code> \u4e2d\u3002<\/p>\n<h2>\u986f\u793a UIAlertController<\/h2>\n<p>\u7576\u5efa\u7acb\u4e26\u6dfb\u52a0\u6309\u9215\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>present(_:animated:completion:)<\/code> \u65b9\u6cd5\u4f86\u986f\u793a\u8b66\u544a\u63a7\u5236\u9805\u3002<\/p>\n<pre><code class=\"language-swift line-numbers\">self.present(alertController, animated: true, completion: nil)<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u7a0b\u5f0f\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 <code>present(_:animated:completion:)<\/code> \u65b9\u6cd5\u5c07 <code>UIAlertController<\/code> \u986f\u793a\u51fa\u4f86\u3002<\/p>\n<h2>\u932f\u8aa4\u6392\u9664<\/h2>\n<p>\u5728\u4f7f\u7528 <code>UIAlertController<\/code> \u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u5e38\u898b\u932f\u8aa4\uff1a<\/p>\n<ul>\n<li><strong>\u672a\u6b63\u78ba\u8a2d\u7f6e\u8996\u5716\u63a7\u5236\u5668\uff1a<\/strong> \u78ba\u4fdd\u5728\u6709\u6548\u7684\u8996\u5716\u63a7\u5236\u5668\u4e2d\u8abf\u7528 <code>present(_:animated:completion:)<\/code> \u65b9\u6cd5\u3002<\/li>\n<li><strong>\u6309\u9215\u8655\u7406\u5668\u672a\u88ab\u8abf\u7528\uff1a<\/strong> \u78ba\u4fdd\u6309\u9215\u7684\u8655\u7406\u5668\u5df2\u6b63\u78ba\u8a2d\u7f6e\uff0c\u4e26\u4e14\u5728\u6309\u9215\u88ab\u6309\u4e0b\u5f8c\u80fd\u5920\u6b63\u5e38\u57f7\u884c\u3002<\/li>\n<\/ul>\n<h2>\u5ef6\u4f38\u61c9\u7528<\/h2>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528 <code>UIAlertController<\/code> \u7684\u5176\u4ed6\u6a23\u5f0f\u4f86\u5be6\u73fe\u4e0d\u540c\u7684\u529f\u80fd\uff0c\u4f8b\u5982\u4f7f\u7528 <code>.actionSheet<\/code> 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\u4f86\u5efa\u7acb\u548c\u986f\u793a\u8b66\u544a\u8996\u7a97\uff0c\u4e26\u4e14\u5c55\u793a\u4e86\u6dfb\u52a0\u6309\u9215\u53ca\u986f\u793a\u7684\u65b9\u6cd5\u3002\u9019\u4e9b\u57fa\u672c\u64cd\u4f5c\u80fd\u5e6b\u52a9\u4f60\u5feb\u901f\u4e0a\u624b\u4e26\u5728\u5be6\u969b\u958b\u767c\u4e2d\u9748\u6d3b\u61c9\u7528\u3002<\/p>\n<p>\u5982\u9700\u66f4\u6df1\u5165\u4e86\u89e3 <code>UIAlertController<\/code>\uff0c\u8acb\u53c3\u8003 Apple \u7684\u5b98\u65b9\u6587\u6a94\uff0c\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u548c\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2>Q&#038;A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n<h3>1. UIAlertController \u53ef\u4ee5\u986f\u793a\u591a\u5c11\u500b\u6309\u9215\uff1f<\/h3>\n<p>UIAlertController \u53ef\u4ee5\u986f\u793a\u591a\u500b\u6309\u9215\uff0c\u4f7f\u7528 <code>addAction(_:) <\/code> \u65b9\u6cd5\u5373\u53ef\u6dfb\u52a0\u66f4\u591a\u6309\u9215\u3002<\/p>\n<h3>2. \u5982\u4f55\u5728 UIAlertController \u4e2d\u6dfb\u52a0\u6587\u672c\u8f38\u5165\u6846\uff1f<\/h3>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528 <code>addTextField(configurationHandler:)<\/code> \u65b9\u6cd5\u4f86\u6dfb\u52a0\u6587\u672c\u8f38\u5165\u6846\uff0c\u4e26\u81ea\u5b9a\u7fa9\u5176\u5c6c\u6027\u3002<\/p>\n<h3>3. UIAlertController \u8207\u5176\u4ed6\u8b66\u544a\u8996\u5716\u7684\u5340\u5225\u662f\u4ec0\u9ebc\uff1f<\/h3>\n<p>UIAlertController \u63d0\u4f9b\u4e86\u4e00\u500b\u7d71\u4e00\u7684 API \u4f86\u8655\u7406\u8b66\u544a\u8996\u7a97\u548c\u52d5\u4f5c\u6e05\u55ae\uff0c\u76f8\u8f03\u65bc\u4e4b\u524d\u7684 UIAlertView \u548c UIActionSheet\uff0c\u4f7f\u7528\u66f4\u70ba\u7c21\u4fbf\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2023\/02\/Swift-\u8b66\u544a\u63a7\u5236\u9805UIAlertController-\ud83d\udea8\u5b78\u7fd2\u6559\u5b78-\u2013-\u77ac\u9593\u5b78\u4f1a_1675477813.014815.webp\" alt=\"Swift \u8b66\u544a\u63a7\u5236\u9805(UIAlertController) \ud83d\udea8\u5b78\u7fd2\u6559\u5b78 \u2013 \u77ac\u9593\u5b78\u4f1a\" title=\"Swift \u8b66\u544a\u63a7\u5236\u9805\u793a\u4f8b\" width=\"1200\" height=\"628\"\/><br \/>\n&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528Swift\u4e2d\u7684UIAlertController\u8b66\u544a\u63a7\u5236\u9805\uff0c\u77ac\u9593\u5b78\u6703\u5982\u4f55\u4f7f\u7528Swift\u4e2d\u7684methods()\u51fd\u6578\uff0c\u4ee5\u53ca\u5982\u4f55\u8a2d\u7f6e\u8b66\u544a\u63a7\u5236\u9805\u7684\u529f\u80fd\u3002<\/p>\n","protected":false},"author":1,"featured_media":7598,"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-7599","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-\u8b66\u544a\u63a7\u5236\u9805UIAlertController-\ud83d\udea8\u5b78\u7fd2\u6559\u5b78-\u2013-\u77ac\u9593\u5b78\u4f1a_1675477813.014815.webp","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1Yz","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7599","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=7599"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7599\/revisions"}],"predecessor-version":[{"id":13264,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7599\/revisions\/13264"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/7598"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=7599"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=7599"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=7599"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}