{"id":6928,"date":"2025-06-04T14:45:53","date_gmt":"2025-06-05T06:52:52","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=6928"},"modified":"2025-06-05T14:45:53","modified_gmt":"2025-06-05T06:52:52","slug":"https-badgameshow-com-steven-140","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-140\/","title":{"rendered":"Swift 5.7 \u2013 \u4f7f\u7528 UISlider \u63a7\u5236\u97f3\u91cf\u5927\u5c0f\u7684\u5b8c\u6574\u6559\u5b78 \ud83c\udfb5"},"content":{"rendered":"<p>&#8220;`html<br \/>\n<meta name=\"keywords\" content=\"swift, UISlider, \u97f3\u91cf\u5927\u5c0f, iOS \u958b\u767c, Swift 5.7\"><\/p>\n<h1>Swift 5.7 \u2013 \u4f7f\u7528 UISlider \u63a7\u5236\u97f3\u91cf\u5927\u5c0f\u7684\u5b8c\u6574\u6559\u5b78 \ud83c\udfb5<\/h1>\n<p>\u5728 iOS \u958b\u767c\u4e2d\uff0cUISlider \u662f\u4e00\u500b\u975e\u5e38\u5e38\u7528\u7684\u63a7\u5236\u5143\u4ef6\uff0c\u53ef\u4ee5\u7528\u4f86\u8abf\u6574\u97f3\u91cf\u5927\u5c0f\u6216\u5176\u4ed6\u6578\u503c\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528 Swift 5.7 \u4f86\u5be6\u73fe\u97f3\u91cf\u63a7\u5236\uff0c\u4e26\u63d0\u4f9b\u5b8c\u6574\u7684\u6559\u5b78\u6d41\u7a0b\u3001\u5be6\u4f5c\u7bc4\u4f8b\u4ee5\u53ca\u5e38\u898b\u932f\u8aa4\u7684\u6392\u9664\u65b9\u5f0f\u3002<\/p>\n<h2>\u5efa\u7acb UISlider<\/h2>\n<p>\u9996\u5148\uff0c\u6211\u5011\u9700\u8981\u5728 Storyboard \u4e2d\u5efa\u7acb\u4e00\u500b UISlider\uff0c\u7136\u5f8c\u628a\u5b83\u62d6\u5230 ViewController \u4e2d\uff0c\u4e26\u5c07\u5b83\u7684 Outlet \u8a2d\u5b9a\u70ba <code>volumeSlider<\/code>\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/i.imgur.com\/hfVVXzU.png\" alt=\"UISlider\" title=\"UISlider \u63a7\u5236\u5143\u4ef6\u7bc4\u4f8b\" \/><\/p>\n<h2>\u8a2d\u5b9a UISlider<\/h2>\n<p>\u63a5\u8457\uff0c\u6211\u5011\u9700\u8981\u5728 ViewController \u4e2d\u8a2d\u5b9a UISlider \u7684\u5c6c\u6027\uff0c\u8b93\u5b83\u53ef\u4ee5\u63a7\u5236\u97f3\u91cf\u5927\u5c0f\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">override func viewDidLoad() {\n    super.viewDidLoad()\n\n    \/\/ \u8a2d\u5b9a UISlider \u7684\u6700\u5c0f\u503c\u70ba 0\n    volumeSlider.minimumValue = 0\n\n    \/\/ \u8a2d\u5b9a UISlider \u7684\u6700\u5927\u503c\u70ba 10\n    volumeSlider.maximumValue = 10\n\n    \/\/ \u8a2d\u5b9a UISlider \u7684\u521d\u59cb\u503c\u70ba 5\n    volumeSlider.value = 5\n\n    \/\/ \u8a2d\u5b9a UISlider \u7684\u4e8b\u4ef6\n    volumeSlider.addTarget(self, action: #selector(volumeSliderValueChanged(_:)), for: .valueChanged)\n}\n<\/code><\/pre>\n<h2>\u63a7\u5236\u97f3\u91cf\u5927\u5c0f<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5be6\u4f5c UISlider \u7684 <code>valueChanged<\/code> \u4e8b\u4ef6\uff0c\u4f86\u63a7\u5236\u97f3\u91cf\u5927\u5c0f\uff1a<\/p>\n<pre><code class=\"language-swift line-numbers\">@IBAction func volumeSliderValueChanged(_ sender: UISlider) {\n    \/\/ \u53d6\u5f97 UISlider \u7684\u503c\n    let volume = sender.value\n\n    \/\/ \u8a2d\u5b9a\u97f3\u91cf\u5927\u5c0f\n    \/\/ \u9019\u88e1\u7684\u7a0b\u5f0f\u78bc\u53ef\u4ee5\u6539\u6210\u4f60\u81ea\u5df1\u7684\u97f3\u91cf\u63a7\u5236\u908f\u8f2f\n    print(\"\u97f3\u91cf\u5927\u5c0f\uff1a\\(volume)\")\n}\n<\/code><\/pre>\n<h2>\u932f\u8aa4\u6392\u9664<\/h2>\n<p>\u5982\u679c\u5728\u4f7f\u7528 UISlider \u6642\u9047\u5230\u554f\u984c\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u932f\u8aa4\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<p>1. **UISlider \u4e0d\u986f\u793a**\uff1a\u8acb\u78ba\u8a8d UISlider \u7684 Outlet \u662f\u5426\u6b63\u78ba\u9023\u63a5\uff0c\u4e26\u4e14\u5728 Storyboard \u4e2d\u5df2\u7d93\u653e\u7f6e\u3002<br \/>\n2. **\u97f3\u91cf\u63a7\u5236\u7121\u6548**\uff1a\u78ba\u4fdd\u5728 <code>viewDidLoad<\/code> \u65b9\u6cd5\u4e2d\u6b63\u78ba\u8a2d\u7f6e\u4e86 UISlider \u7684\u6700\u5c0f\u503c\u3001\u6700\u5927\u503c\u548c\u521d\u59cb\u503c\uff0c\u4e26\u4e14\u6dfb\u52a0\u4e86\u4e8b\u4ef6\u76e3\u807d\u5668\u3002<\/p>\n<h2>\u5ef6\u4f38\u61c9\u7528<\/h2>\n<p>UISlider \u4e0d\u50c5\u53ef\u4ee5\u7528\u4f86\u63a7\u5236\u97f3\u91cf\uff0c\u9084\u53ef\u4ee5\u61c9\u7528\u5728\u8a31\u591a\u4e0d\u540c\u7684\u5834\u666f\uff0c\u4f8b\u5982\u9032\u5ea6\u689d\u3001\u4eae\u5ea6\u63a7\u5236\u7b49\u3002\u4f60\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u884c\u64f4\u5c55\uff0c\u4e26\u7d50\u5408\u5176\u4ed6 UI \u5143\u4ef6\u4f86\u589e\u52a0\u61c9\u7528\u7684\u4e92\u52d5\u6027\u3002<\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5011\u4ecb\u7d39\u4e86\u5982\u4f55\u4f7f\u7528 Swift 5.7 \u4f86\u63a7\u5236\u97f3\u91cf\u5927\u5c0f\uff0c\u4e26\u4f7f\u7528 UISlider \u4f86\u5be6\u73fe\u97f3\u91cf\u7684\u8abf\u6574\u3002\u5e0c\u671b\u9019\u4e9b\u8cc7\u8a0a\u5c0d\u4f60\u6709\u6240\u5e6b\u52a9\uff0c\u8b93\u4f60\u5728 iOS \u958b\u767c\u4e2d\u66f4\u52a0\u5f97\u5fc3\u61c9\u624b\u3002<\/p>\n<h2>Q&#038;A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n<h3>1. UISlider \u53ef\u4ee5\u63a7\u5236\u54ea\u4e9b\u6578\u503c\uff1f<\/h3>\n<p>UISlider \u53ef\u4ee5\u63a7\u5236\u5404\u7a2e\u6578\u503c\uff0c\u4f8b\u5982\u97f3\u91cf\u3001\u4eae\u5ea6\u3001\u9032\u5ea6\u7b49\uff0c\u5177\u9ad4\u53d6\u6c7a\u65bc\u4f60\u7684\u61c9\u7528\u9700\u6c42\u3002<\/p>\n<h3>2. UISlider \u7684\u6700\u5c0f\u503c\u548c\u6700\u5927\u503c\u5982\u4f55\u8a2d\u5b9a\uff1f<\/h3>\n<p>\u53ef\u4ee5\u901a\u904e\u8a2d\u7f6e <code>minimumValue<\/code> \u548c <code>maximumValue<\/code> \u5c6c\u6027\u4f86\u5b9a\u7fa9 UISlider \u7684\u7bc4\u570d\u3002<\/p>\n<h3>3. \u5982\u4f55\u8b93 UISlider \u5728\u6578\u503c\u6539\u8b8a\u6642\u89f8\u767c\u4e8b\u4ef6\uff1f<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528 <code>addTarget(_:action:for:)<\/code> \u65b9\u6cd5\u4f86\u6dfb\u52a0\u4e8b\u4ef6\u76e3\u807d\u5668\uff0c\u7576 UISlider \u7684\u503c\u6539\u8b8a\u6642\uff0c\u5c31\u6703\u89f8\u767c\u6307\u5b9a\u7684\u65b9\u6cd5\u3002<\/p>\n<h2>\u5ef6\u4f38\u95b1\u8b80\u672c\u7ad9\u6587\u7ae0<\/h2>\n<p><a href=\"https:\/\/coin028.com\/category\/swift\/\" target=\"_blank\" rel=\"noopener\">\u66f4\u591a Swift \u76f8\u95dc\u6587\u7ae0<\/a><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2023\/02\/Swift-\u2013-UISlider-\u63a7\u5236\u97f3\u91cf\u5927\u5c0f-\ud83c\udfb5_1675398562.535313.webp\" alt=\"Swift \u2013 UISlider \u63a7\u5236\u97f3\u91cf\u5927\u5c0f \ud83c\udfb5\" title=\"Swift UISlider, \u63a7\u5236\u97f3\u91cf\u5927\u5c0f, \u97f3\u91cf\u63a7\u5236, Swift \u7a0b\u5f0f\u78bc, UISlider \u7bc4\u4f8b\" width=\"1200\" height=\"628\"\/><br \/>\n&#8220;`<br \/>\n&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6458\u8981(Description):\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Swift\u4e2d\u7684UISlider\u4f86\u63a7\u5236\u97f3\u91cf\u5927\u5c0f\uff0c\u8b93\u4f60\u7684App\u529f\u80fd\u66f4\u52a0\u5b8c\u5584\uff01\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u4f7f\u7528UISlider\u4f86\u63a7\u5236\u97f3\u91cf\u5927\u5c0f\uff0c\u4e26\u63d0\u4f9b\u7a0b\u5f0f\u78bc\u7bc4\u4f8b\uff0c\u8b93\u4f60\u53ef\u4ee5\u5feb\u901f\u4e0a\u624b\uff01<\/p>\n","protected":false},"author":1,"featured_media":6925,"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-6928","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-\u2013-UISlider-\u63a7\u5236\u97f3\u91cf\u5927\u5c0f-\ud83c\udfb5_1675398562.535313.webp","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1NK","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6928","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=6928"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6928\/revisions"}],"predecessor-version":[{"id":13411,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/6928\/revisions\/13411"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/6925"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=6928"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=6928"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=6928"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}