{"id":7222,"date":"2025-06-03T13:19:40","date_gmt":"2025-06-05T05:48:39","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=7222"},"modified":"2025-06-05T13:19:40","modified_gmt":"2025-06-05T05:48:39","slug":"https-badgameshow-com-steven-284","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/swift\/https-badgameshow-com-steven-284\/","title":{"rendered":"\u4f7f\u7528 Swift \u5efa\u7acb\u9ad8\u6548\u80fd\u5217\u8868\u5f0f\u756b\u9762 (UICollectionView) | 2025 \u6700\u65b0\u6559\u5b78"},"content":{"rendered":"

“`html
\n<\/p>\n

\u7c21\u4ecb<\/h2>\n

\u5728\u672c\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528 Swift \u4f86\u5efa\u7acb\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u5217\u8868\u5f0f\u756b\u9762 (UICollectionView)\u3002UICollectionView \u662f\u4e00\u500b\u9748\u6d3b\u7684\u6846\u67b6\uff0c\u4e0d\u50c5\u53ef\u4ee5\u7528\u4f86\u5efa\u7acb\u7c21\u55ae\u7684\u5217\u8868\uff0c\u9084\u80fd\u5920\u5275\u5efa\u8907\u96dc\u7684\u81ea\u5b9a\u7fa9\u5e03\u5c40\uff0c\u8b93\u4f60\u7684\u61c9\u7528\u7a0b\u5f0f\u4ecb\u9762\u66f4\u52a0\u751f\u52d5\u3002<\/p>\n

\u524d\u7f6e\u6e96\u5099<\/h2>\n

\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u8acb\u78ba\u4fdd\u4f60\u5df2\u7d93\u5b89\u88dd\u4e86\u6700\u65b0\u7248\u672c\u7684 Xcode\uff0c\u4e26\u5efa\u7acb\u4e00\u500b\u65b0\u7684 Xcode \u5c08\u6848\u3002\u63a5\u8457\uff0c\u6309\u4e0b\u5217\u6b65\u9a5f\u6dfb\u52a0 UICollectionViewController \u985e\u5225\uff1a<\/p>\n

\u6b65\u9a5f 1: \u5efa\u7acb UICollectionView<\/h3>\n
let layout = UICollectionViewFlowLayout()\nlet collectionView = UICollectionView(frame: view.bounds, collectionViewLayout: layout)\ncollectionView.dataSource = self\ncollectionView.delegate = self\ncollectionView.register(UICollectionViewCell.self, forCellWithReuseIdentifier: \"Cell\")\nview.addSubview(collectionView)\n<\/code><\/pre>\n
\u6b65\u9a5f 2: \u8a2d\u5b9a DataSource \u548c Delegate<\/h3>\n
\u70ba\u4e86\u8b93 UICollectionView \u80fd\u5920\u6b63\u78ba\u8655\u7406\u8cc7\u6599\uff0c\u9700\u8981\u8a2d\u5b9a dataSource \u548c delegate\uff1a<\/p>\n
collectionView.dataSource = self\ncollectionView.delegate = self\n<\/code><\/pre>\n
\u6b65\u9a5f 3: \u5be6\u4f5c UICollectionViewDataSource \u548c UICollectionViewDelegate<\/h3>\n
\u4ee5\u4e0b\u662f\u5be6\u4f5c UICollectionViewDataSource \u548c UICollectionViewDelegate \u7684\u57fa\u672c\u65b9\u6cd5\uff1a<\/p>\n
func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {\n    return 20 \/\/ \u8fd4\u56de\u8981\u986f\u793a\u7684\u9805\u76ee\u6578\u91cf\n}\n\nfunc collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {\n    let cell = collectionView.dequeueReusableCell(withReuseIdentifier: \"Cell\", for: indexPath)\n    cell.backgroundColor = .blue \/\/ \u8a2d\u5b9a UICollectionViewCell \u7684\u984f\u8272\n    return cell\n}\n<\/code><\/pre>\n
\u5982\u4f55\u81ea\u8a02 UICollectionViewCell<\/h2>\n
\u8981\u8b93 UICollectionView \u66f4\u5177\u5438\u5f15\u529b\uff0c\u60a8\u53ef\u4ee5\u81ea\u8a02 UICollectionViewCell\u3002\u4ee5\u4e0b\u662f\u793a\u7bc4\uff1a<\/p>\n
class CustomCell: UICollectionViewCell {\n    override init(frame: CGRect) {\n        super.init(frame: frame)\n        setupCell()\n    }\n\n    required init?(coder: NSCoder) {\n        fatalError(\"init(coder:) has not been implemented\")\n    }\n\n    private func setupCell() {\n        \/\/ \u81ea\u8a02 cell \u7684\u5167\u5bb9\n    }\n}\n<\/code><\/pre>\n
\u932f\u8aa4\u6392\u9664<\/h2>\n
\u5982\u679c UICollectionView \u7121\u6cd5\u6b63\u78ba\u986f\u793a\u8cc7\u6599\uff0c\u8acb\u6aa2\u67e5\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n
    \n
  • \u78ba\u4fdd dataSource \u548c delegate \u5df2\u6b63\u78ba\u8a2d\u5b9a\u3002<\/li>\n
  • \u6aa2\u67e5\u662f\u5426\u6709\u6b63\u78ba\u8a3b\u518a UICollectionViewCell\u3002<\/li>\n
  • \u78ba\u4fdd numberOfItemsInSection \u8fd4\u56de\u7684\u6578\u91cf\u662f\u6b63\u78ba\u7684\u3002<\/li>\n<\/ul>\n
    \u5ef6\u4f38\u61c9\u7528<\/h2>\n
    \u9664\u4e86\u57fa\u790e\u7684\u5217\u8868\u986f\u793a\uff0cUICollectionView \u9084\u53ef\u4ee5\u7528\u65bc\u5be6\u73fe\u66f4\u8907\u96dc\u7684\u5e03\u5c40\uff0c\u4f8b\u5982\u7db2\u683c\u986f\u793a\u6216\u7011\u5e03\u6d41\u5e03\u5c40\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u81ea\u8a02\u7684 UICollectionViewLayout \u4f86\u5be6\u73fe\u9019\u4e9b\u6548\u679c\u3002<\/p>\n
    \"Swift<\/p>\n
    \u5e38\u898b\u554f\u984c\u89e3\u7b54 (Q&A)<\/h2>\n
    Q1: UICollectionView \u548c UITableView \u6709\u4ec0\u9ebc\u4e0d\u540c\uff1f<\/h3>\n
    A1: UICollectionView \u63d0\u4f9b\u66f4\u591a\u7684\u5e03\u5c40\u9078\u64c7\uff0c\u9069\u5408\u7528\u65bc\u9700\u8981\u81ea\u8a02\u6392\u5217\u7684\u60c5\u6cc1\uff0c\u800c UITableView \u901a\u5e38\u7528\u65bc\u7dda\u6027\u5217\u8868\u3002<\/p>\n
    Q2: \u5982\u4f55\u5be6\u73fe UICollectionView \u7684\u9078\u64c7\u529f\u80fd\uff1f<\/h3>\n
    A2: \u60a8\u53ef\u4ee5\u5728 collectionView(_:didSelectItemAt:)<\/code> \u65b9\u6cd5\u4e2d\u8655\u7406\u9078\u64c7\u4e8b\u4ef6\uff0c\u4e26\u66f4\u65b0 UI \u6216\u57f7\u884c\u5176\u4ed6\u64cd\u4f5c\u3002<\/p>\n
    Q3: UICollectionView \u7684\u6548\u80fd\u5982\u4f55\u512a\u5316\uff1f<\/h3>\n
    A3: \u4f7f\u7528\u9810\u5148\u914d\u7f6e\u7684\u55ae\u5143\u683c\u548c\u9069\u7576\u7684\u8cc7\u6599\u8f09\u5165\u7b56\u7565\uff08\u5982\u5206\u9801\u6216\u61f6\u52a0\u8f09\uff09\u4f86\u63d0\u9ad8\u6548\u80fd\u3002<\/p>\n
    “`
    \n—<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u6587\u7ae0\u6458\u8981:\u4e86\u89e3Swift\u5217\u8868\u5f0f\u756b\u9762(UICollectionView)\u7684\u529f\u80fd\uff0c\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528UICollectionView\u4f86\u5275\u5efa\u5217\u8868\u5f0f\u756b\u9762\uff0c\u4e26\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Swift\u7684methods()\u51fd\u6578\u4f86\u64cd\u4f5cUICollectionView\u3002<\/p>\n","protected":false},"author":1,"featured_media":7221,"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-7222","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-\u5217\u8868\u5f0f\u756b\u9762-UICollectionView-\ud83d\uddbc\ufe0f_1675405265.832418.webp","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1Su","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7222","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=7222"}],"version-history":[{"count":2,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7222\/revisions"}],"predecessor-version":[{"id":13118,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/7222\/revisions\/13118"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/7221"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=7222"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=7222"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=7222"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}