{"id":9572,"date":"2020-09-13T23:13:37","date_gmt":"2020-09-13T15:13:37","guid":{"rendered":"https:\/\/www.zhangxinxu.com\/wordpress\/?p=9572"},"modified":"2020-09-13T23:15:21","modified_gmt":"2020-09-13T15:15:21","slug":"houdini-css-layout-api","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2020\/09\/houdini-css-layout-api\/","title":{"rendered":"\u7814\u7a76\u4e86\u4e0bHoudini\u4e2d\u7684CSS Layout API"},"content":{"rendered":"<p>by <a href=\"https:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=9572\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=9572<\/a><br \/>\n\u672c\u6587\u6b22\u8fce\u5206\u4eab\u4e0e\u805a\u5408\uff0c\u5168\u6587\u8f6c\u8f7d\u5c31\u4e0d\u5fc5\u4e86\uff0c\u5c0a\u91cd\u7248\u6743\uff0c\u5708\u5b50\u5c31\u8fd9\u4e48\u5927\uff0c\u82e5\u6025\u7528\u53ef\u4ee5\u8054\u7cfb\u6388\u6743\u3002<\/p>\n<p><script>window.wxShareImgUrl = 'https:\/\/www.zhangxinxu.com\/study\/image\/share\/202009-css-layout-api.jpg';<\/script><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202009\/layout-cover.jpg\" width=\"484\" height=\"305\" alt=\"CSS layout\u81ea\u5b9a\u4e49\u5e03\u5c40\" class=\"alignright thumb clip size-medium\" \/><\/p>\n<h3>\u4e00\u3001\u57fa\u672c\u6982\u5ff5\u548c\u4e00\u4e9b\u5c5e\u6027API<\/h3>\n<p><code>CSS Layout API<\/code>\u53ef\u4ee5\u8ba9\u5f00\u53d1\u8005\u81ea\u5b9a\u4e49\u5e03\u5c40\u65b9\u5f0f\uff0c\u4f8b\u5982\u5b9e\u73b0\u7011\u5e03\u6d41\u5e03\u5c40\u6548\u679c\uff0c\u5168\u65b0\u7684\u8868\u683c\u5e03\u5c40\u6548\u679c\u7b49\u3002<\/p>\n<p><code>CSS Layout API<\/code>\u7684\u4f7f\u7528\u5206\u4e3a\u4e24\u90e8\u5206\u3002<\/p>\n<p>\u7b2c1\u90e8\u5206\u662f\u5728CSS\u4e2d\u8bbe\u7f6e\u81ea\u5b9a\u4e49\u7684\u5e03\u5c40\u540d\u79f0\uff0c\u548cFlex\u5e03\u5c40\u3001Grid\u5e03\u5c40\u4e00\u6837\uff0c\u4e5f\u662f\u4f7f\u7528<code>display<\/code>\u5c5e\u6027\uff0c\u533a\u522b\u5728\u4e8e<code>CSS Layout API<\/code>\u81ea\u5b9a\u4e49\u7684\u5e03\u5c40\u4f7f\u7528<code>layout()<\/code>\u51fd\u6570\u8868\u793a\u3002<\/p>\n<p>\u4f8b\u5982\u81ea\u5b9a\u4e49\u4e00\u4e2a\u7011\u5e03\u6d41\u5e03\u5c40\u540d\u4e3a<code>'masonry'<\/code>\uff0c\u5219\u5728CSS\u4e2d\u4f7f\u7528\u7684\u8bed\u6cd5\u5c31\u4f1a\u662f\u4e0b\u9762\u8fd9\u6837\uff1a<\/p>\n<pre>.container {\r\n    display: layout(masonry);\r\n}<\/pre>\n<p>\u7b2c2\u90e8\u5206\u662f\u4f7f\u7528JavaScript\u4e66\u5199\u5173\u4e8e\u5982\u4f55\u5e03\u5c40\u7684\u529f\u80fd\u6a21\u5757\u3002CSS Layout API\u5df2\u7ecf\u7ea6\u5b9a\u597d\u4e86\u5e03\u5c40\u6a21\u5757\u4e66\u5199\u7684\u8bed\u6cd5\uff0c\u5982\u679c\u5355\u770b\u89c4\u8303\u6587\u6863\uff0c\u4f1a\u89c9\u5f97\u50cf\u5929\u4e66\u4e00\u6837\uff0c\u65e0\u4ece\u4e0b\u624b\uff0c\u5b9e\u9645\u4e0a\uff0c\u81ea\u5b9a\u4e49\u5e03\u5c40\u7684\u4ee3\u7801\u4e66\u5199\u662f\u6709\u56fa\u5b9a\u7684\u5957\u8def\u7684\uff0c\u4e5f\u5c31\u662f\u5927\u4f53\u7684JavaScript\u4ee3\u7801\u6846\u67b6\u90fd\u662f\u56fa\u5b9a\u7684\uff0c\u53ea\u9700\u8981\u5728\u6307\u5b9a\u7684\u51fd\u6570\u4f4d\u7f6e\u4e66\u5199\u5bf9\u5bb9\u5668\u5143\u7d20\u4ee5\u53ca\u5bb9\u5668\u5b50\u5143\u7d20\u7684\u4f4d\u7f6e\u548c\u5c3a\u5bf8\u8fdb\u884c\u8bbe\u7f6e\u7684\u4ee3\u7801\u5c31\u53ef\u4ee5\u5b9e\u73b0\u60f3\u8981\u7684\u6548\u679c\u4e86\u3002<\/p>\n<p>\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u8981\u81ea\u5b9a\u4e49\u4e00\u4e2a\u7011\u5e03\u6d41\u5e03\u5c40\u6548\u679c\uff0cJavaScript\u90e8\u5206\u7684\u4ee3\u7801\u8be5\u5982\u4f55\u4e66\u5199\u5462\uff1f<\/p>\n<p>\u9996\u5148\u5728\u9875\u9762\u4e2d\u9700\u8981\u8c03\u7528\u5173\u4e8e\u7011\u5e03\u6d41\u5e03\u5c40\u7684\u6a21\u5757\uff0c\u53ef\u4ee5\u4f7f\u7528<code>layoutWorklet<\/code>\uff0c\u5177\u4f53\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>if ('layoutWorklet' in CSS) {\r\n    <span class=\"green\">\/\/ \u628a\u81ea\u5b9a\u4e49\u7684\u7011\u5e03\u6d41\u5e03\u5c40\u811a\u672c\u6dfb\u52a0\u5230Layout Worklet\u4e2d<\/span>\r\n    CSS.layoutWorklet.addModule('masonry.js');\r\n}<\/pre>\n<p>\u7136\u540e\u5c31\u662f\u91cd\u70b9\u4e5f\u662f\u96be\u70b9\u6240\u5728\uff0cmasonry.js\u7684\u4ee3\u7801\u8be5\u5982\u4f55\u4e66\u5199\uff1f\u5176\u5b9e\u57fa\u672c\u7ed3\u6784\u975e\u5e38\u7b80\u5355\uff0c\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>registerLayout('masonry', class {\r\n    async layout(children, edges, constraints, styleMap, breakToken) {\r\n        <span class=\"green\">\/\/ \u8fd9\u91cc\u5199\u7011\u5e03\u6d41\u5e03\u5c40\u76f8\u5173\u4ee3\u7801<\/span>\r\n    }\r\n});<\/pre>\n<p>\u4ece\u4e0a\u9762\u7684\u4f8b\u5b50\u53ef\u4ee5\u770b\u51fa\uff0c<code>CSS Layout API<\/code>\u5927\u7684\u6846\u67b6\u5e76\u4e0d\u96be\u7406\u89e3\uff0c\u4e0a\u624b\u6210\u672c\u51e0\u4e4e\u6ca1\u6709\u3002\u4f46\u662f\u8981\u60f3\u73a9\u8f6c<code>CSS Layout API<\/code>\uff0c\u6211\u53ef\u4ee5\u65ad\u8a00\uff0c\u5927\u90e8\u5206\u7684\u524d\u7aef\u5f00\u53d1\u8005\u591f\u545b\uff0c\u56e0\u4e3a\u5176\u4e2d\u5173\u4e8e\u5b9a\u4f4d\u548c\u5e03\u5c40\u7684API\u662f\u9700\u8981\u5bf9CSS\u7684\u5c3a\u5bf8\u4f53\u7cfb\u6709\u4e00\u5b9a\u7a0b\u5ea6\u7684\u4e86\u89e3\u624d\u77e5\u9053\u662f\u4ec0\u4e48\u610f\u601d\u7684\u3002<\/p>\n<p>\u6240\u4ee5\u6211<code class=\"hidden\">\u5f20\u946b\u65ed<\/code>\u89c9\u5f97\u6709\u5fc5\u8981\u6574\u7406\u4e0b<code>CSS Layout API<\/code>\u4e2d\u51fa\u73b0\u7684\u5c5e\u6027\u540d\u79f0\u53ca\u5176\u5bf9\u5e94\u7684\u542b\u4e49\uff08\u5047\u8bbe\u5728\u9ed8\u8ba4\u7684\u6587\u6863\u6d41\u65b9\u5411\u4e0b\uff09\uff0c\u8be6\u89c1\u4e0b\u8868\u3002<\/p>\n<table border=\"0\" width=\"100%\" class=\"params_table\" cellspacing=\"1\">\n<caption><small>\u88681 CSS Layout API\u4e2d\u4f60\u9700\u8981\u4e86\u89e3\u7684\u5c5e\u6027\u540d\u79f0\u548c\u542b\u4e49<\/small><\/caption>\n<thead>\n<tr>\n<th>\u5c5e\u6027\u540d<\/th>\n<th>\u5bf9\u5e94\u542b\u4e49<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>inlineSize<\/td>\n<td>\u5185\u8054\u65b9\u5411\u7684\u5c3a\u5bf8\uff0c\u5bf9\u5e94\u4e8e<code>width<\/code>\u5c5e\u6027\u3002<\/td>\n<\/tr>\n<tr>\n<td>blockSize<\/td>\n<td>\u5757\u7ea7\u65b9\u5411\u7684\u5c3a\u5bf8\uff0c\u5bf9\u5e94\u4e8e<code>height<\/code>\u5c5e\u6027\u3002<\/td>\n<\/tr>\n<tr>\n<td>inlineOffset<\/td>\n<td>\u76f8\u5bf9\u4e8e\u5bb9\u5668\u5143\u7d20\u5728\u5185\u8054\u65b9\u5411\u7684\u504f\u79fb\uff0c\u9ed8\u8ba4\u662f\u5de6\u4fa7\u504f\u79fb\u7684\u5927\u5c0f\u3002<\/td>\n<\/tr>\n<tr>\n<td>blockOffset<\/td>\n<td>\u5757\u7ea7\u65b9\u5411\u7684\u504f\u79fb\uff0c\u9ed8\u8ba4\u662f\u9876\u90e8\u504f\u79fb\u7684\u5927\u5c0f\u3002<\/td>\n<\/tr>\n<tr>\n<td>minContentSize<\/td>\n<td>\u6700\u5c0f\u5185\u5bb9\u5c3a\u5bf8\u3002<\/td>\n<\/tr>\n<tr>\n<td>maxContentSize<\/td>\n<td>\u6700\u5927\u5185\u5bb9\u5c3a\u5bf8\u3002<\/td>\n<\/tr>\n<tr>\n<td>availableInlineSize<\/td>\n<td>\u53ef\u7528\u5185\u8054\u65b9\u5411\u7684\u5c3a\u5bf8\uff0c\u901a\u5e38\u8868\u793a\u53ef\u7528\u5bbd\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>availableBlockSize<\/td>\n<td>\u53ef\u7528\u5757\u7ea7\u65b9\u5411\u7684\u5c3a\u5bf8\uff0c\u901a\u5e38\u8868\u793a\u53ef\u7528\u9ad8\u5ea6\u3002<\/td>\n<\/tr>\n<tr>\n<td>fixedInlineSize<\/td>\n<td>\u56fa\u5b9a\u7684\u5185\u8054\u65b9\u5411\u7684\u5c3a\u5bf8\uff0c\u6c34\u5e73\u65b9\u5411\u7684\u5bbd\u5ea6\u901a\u5e38\u662f\u53ef\u4ee5\u786e\u5b9a\u7684\uff0c\u56e0\u6b64\u5373\u4f7f\u6ca1\u6709\u8bbe\u7f6e<code>width<\/code>\u5c5e\u6027\u4e5f\u662f\u6709\u503c\u3002<\/td>\n<\/tr>\n<tr>\n<td>fixedBlockSize<\/td>\n<td>\u56fa\u5b9a\u7684\u5757\u7ea7\u65b9\u5411\u7684\u5c3a\u5bf8\uff0c\u5982\u679c<code>height<\/code>\u8bbe\u7f6e\u7684\u662f<code>auto<\/code>\uff0c\u5c5e\u6027\u503c\u4f1a\u662f<code>null<\/code>\u3002<\/td>\n<\/tr>\n<tr>\n<td>percentageInlineSize<\/td>\n<td>\u5185\u8054\u65b9\u5411\u7684\u767e\u5206\u6bd4\u5c3a\u5bf8\u3002<\/td>\n<\/tr>\n<tr>\n<td>percentageBlockSize<\/td>\n<td>\u5757\u7ea7\u65b9\u5411\u7684\u767e\u5206\u6bd4\u5c3a\u5bf8\u3002<\/td>\n<\/tr>\n<tr>\n<td>inlineStart<\/td>\n<td>\u6c34\u5e73\u8d77\u59cb\u65b9\u5411content box\u5916\u8fb9\u7f18\u5230border box\u5916\u8fb9\u7f18\u7684\u8ddd\u79bb\uff0c\u5728\u9ed8\u8ba4\u6587\u6863\u6d41\u4e0b\u5c31\u662f<code>padding-left<\/code>\u548c<code>border-width-left<\/code>\u5916\u52a0\u6eda\u52a8\u6761\u5bbd\u5ea6\uff08\u5982\u679c\u6709\uff09\u7684\u8ba1\u7b97\u503c\u4e4b\u548c\u3002<\/td>\n<\/tr>\n<tr>\n<td>inlineEnd<\/td>\n<td>\u6c34\u5e73\u7ed3\u675f\u65b9\u5411content box\u5916\u8fb9\u7f18\u5230border box\u5916\u8fb9\u7f18\u7684\u8ddd\u79bb\u3002<\/td>\n<\/tr>\n<tr>\n<td>blockStart<\/td>\n<td>\u5782\u76f4\u8d77\u59cb\u65b9\u5411content box\u5916\u8fb9\u7f18\u5230border box\u5916\u8fb9\u7f18\u7684\u8ddd\u79bb\u3002<\/td>\n<\/tr>\n<tr>\n<td>blockEnd<\/td>\n<td>\u5782\u76f4\u7ed3\u675f\u65b9\u5411content box\u5916\u8fb9\u7f18\u5230border box\u5916\u8fb9\u7f18\u7684\u8ddd\u79bb\u3002<\/td>\n<\/tr>\n<tr>\n<td>inline<\/td>\n<td>\u6574\u4e2a\u6c34\u5e73\u65b9\u5411content box\u5916\u8fb9\u7f18\u5230border box\u5916\u8fb9\u7f18\u7684\u8ddd\u79bb\u4e4b\u548c\u3002<\/td>\n<\/tr>\n<tr>\n<td>block<\/td>\n<td>\u6574\u4e2a\u5782\u76f4\u65b9\u5411content box\u5916\u8fb9\u7f18\u5230border box\u5916\u8fb9\u7f18\u7684\u8ddd\u79bb\u4e4b\u548c\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8fd8\u8bb0\u4e0d\u8bb0\u5f97\u5728\u5c55\u793aCSS\u81ea\u5b9a\u4e49\u5e03\u5c40\u6a21\u5757\u57fa\u672c\u7ed3\u6784\u4ee3\u7801\u90a3\u91cc\u51fa\u73b0\u4e86\u4e0b\u9762\u8fd9\u90e8\u5206JavaScript\u4ee3\u7801\uff1a<\/p>\n<pre>layout(children, edges, constraints, styleMap, breakToken)<\/pre>\n<p>\u8fd9\u4e2a<code>layout()<\/code>\u65b9\u6cd5\u662f\u6574\u4e2a<code>CSS Layout API<\/code>\u7684\u6838\u5fc3\u6240\u5728\uff0c\u5176\u4e2d\u51fa\u73b0\u4e865\u4e2a\u53c2\u6570\uff0c\u7406\u89e3\u4e86\u4e0a\u9762\u8fd95\u4e2a\u53c2\u6570\u503c\uff0c<code>CSS Layout API<\/code>\u4e5f\u5c31\u7406\u89e3\u4e8680%\u3002<\/p>\n<p>\u5176\u4e2d\uff0c\u524d3\u4e2a\u53c2\u6570\u4e0e\u88681\u4e2d\u7684\u8fd9\u4e9b\u5c5e\u6027\u5bc6\u5207\u76f8\u5173\uff0c\u540e1\u4e2a\u53c2\u6570<code>styleMap<\/code>\u7528\u6237\u83b7\u53d6\u5916\u90e8\u8bbe\u7f6e\u7684\u6837\u5f0f\uff0c\u4e3b\u8981\u662f\u7528\u6765\u83b7\u53d6\u5916\u90e8\u8bbe\u7f6e\u7684CSS\u81ea\u5b9a\u4e49\u5c5e\u6027\u503c\uff0c\u6700\u540e1\u4e2a\u53c2\u6570<code>breakToken<\/code>\u7528\u5728\u6253\u5370\u7b49\u5e38\u89c1\uff0c\u5927\u5bb6\u53ef\u4ee5\u6682\u65f6\u4e0d\u7528\u5173\u5fc3\u3002<\/p>\n<p>\u6240\u4ee5\uff0c\u63a5\u4e0b\u6765\u7684\u91cd\u70b9\u4f1a\u4ecb\u7ecd<code>children<\/code>\u3001<code>edges<\/code><\/code>\u3001<code>constraints<\/code>\u548c<code>styleMap<\/code>\u8fd94\u4e2a\u53c2\u6570\u3002<\/p>\n<h3>\u4e8c\u3001layout()\u53c2\u6570\u503c\u4e4b\u95f4\u7684\u903b\u8f91\u5173\u7cfb<\/h3>\n<p><span class=\"hidden\">\/\/zxx: \u5982\u679c\u4f60\u770b\u5230\u8fd9\u6bb5\u6587\u5b57\uff0c\u8bf4\u660e\u4f60\u73b0\u5728\u8bbf\u95ee\u662f\u4f53\u9a8c\u7cdf\u7cd5\u7684\u5783\u573e\u76d7\u7248\u7f51\u7ad9\uff0c\u4f60\u53ef\u4ee5\u8bbf\u95ee\u539f\u6587\u83b7\u5f97\u5f88\u597d\u7684\u4f53\u9a8c\uff1ahttps:\/\/www.zhangxinxu.com\/wordpress\/?p=9572\uff08\u4f5c\u8005\u5f20\u946b\u65ed\uff09<\/span><\/p>\n<h4>1. \u53c2\u6570children<\/h4>\n<p>\u53c2\u6570<code>children<\/code>\u8868\u793a\u8bbe\u7f6e\u4e86<code>display:layout(zhangxinxu)<\/code>\u5143\u7d20\u7684\u5b50\u5143\u7d20\u4eec\uff0c\u5305\u542b\u4e86\u5b50\u5143\u7d20\u5e03\u5c40\u76f8\u5173\u7684\u4e00\u4e9b\u4fe1\u606f\u3002<\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5faa\u73af\u83b7\u53d6\u6240\u6709\u5b50\u5143\u7d20\u7684\u5e03\u5c40\u4fe1\u606f\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre>children.forEach(child => {\r\n    <span class=\"green\">\/\/ child\u5e72\u561b\u5e72\u561b<\/span>\r\n});<\/pre>\n<p>\u4e0a\u9762\u4ee3\u7801\u4e2d\u51fa\u73b0\u7684\u53d8\u91cf<code>child<\/code>\u5305\u542b1\u4e2a\u5c5e\u6027\u548c2\u4e2a\u65b9\u6cd5\uff0c\u53ef\u4ee5\u7528\u6237\u83b7\u53d6\u5b50\u5143\u7d20\u7684\u5c3a\u5bf8\u7b49\u4fe1\u606f\uff0c\u5177\u4f53\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>styleMap<\/li>\n<li>child.intrinsicSizes()<\/li>\n<li>child.layoutNextFragment(constraints, breakToken)<\/li>\n<\/ul>\n<p>\u5176\u4e2d\uff1a<\/p>\n<dl>\n<dt><strong>child.styleMap<\/strong><\/dt>\n<dd>\u53ef\u4ee5\u7528\u6765\u83b7\u53d6\u5b50\u5143\u7d20\u7684\u6837\u5f0f\u4fe1\u606f\uff0c\u5177\u4f53\u53c2\u89c1\u63a5\u4e0b\u6765\u4f1a\u4ecb\u7ecd\u7684\u201c\u53c2\u6570styleMap\u201d\u3002<\/dd>\n<dt><strong>child.intrinsicSizes()<\/strong><\/dt>\n<dd>\n<p>\u6b64\u65b9\u6cd5\u8fd4\u56de\u7684\u662f\u4e00\u4e2aPromise\u5bf9\u8c61\uff0c\u79f0\u4e3aIntrinsicSizes\u5bf9\u8c61\uff0c\u652f\u6301\u4e0b\u9762\u8fd92\u4e2a\u5c5e\u6027\uff1a<\/p>\n<ul>\n<li>IntrinsicSizes.minContentSize\uff08\u53ea\u8bfb\uff09<\/li>\n<li>IntrinsicSizes.maxContentSize\uff08\u53ea\u8bfb\uff09<\/li>\n<\/ul>\n<p>\u4e5f\u5c31\u662f<code>child.intrinsicSizes()<\/code>\u8fd4\u56de\u7684\u662f\u6700\u5c0f\u5185\u5bb9\u5c3a\u5bf8\u548c\u6700\u5927\u5185\u5bb9\u5c3a\u5bf8\u7684\u5927\u5c0f\u3002<\/p>\n<\/dd>\n<dt><strong>child.layoutNextFragment(constraints, breakToken)<\/strong><\/dt>\n<dd>\u6b64\u65b9\u6cd5\u8fd4\u56de\u7684\u4e5f\u662f\u4e00\u4e2aPromise\u5bf9\u8c61\uff0c\u79f0\u4e3aLayoutFragment\u5bf9\u8c61\uff0c\u5176\u4e2d\u5305\u62ec\u4e0b\u97622\u4e2a\u53ea\u8bfb\u5c5e\u6027\u548c2\u4e2a\u53ef\u5199\u5c5e\u6027\uff1a<\/p>\n<ul>\n<li>LayoutFragment.inlineSize\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutFragment.blockSize\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutFragment.inlineOffset\uff08\u53ef\u5199\uff09<\/li>\n<li>LayoutFragment.blockOffset\uff08\u53ef\u5199\uff09<\/li>\n<\/ul>\n<p>\u5728CSS Layout API\u7684\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c<code>LayoutFragment.inlineOffset<\/code>\u548c<code>LayoutFragment.blockOffset<\/code>\u662f2\u4e2a\u9ad8\u9891\u4f7f\u7528\u7684\u5c5e\u6027\uff0c\u56e0\u4e3a\u53ef\u4ee5\u5bf9\u5b50\u5143\u7d20\u7684\u504f\u79fb\u4f4d\u7f6e\u8fdb\u884c\u8bbe\u7f6e\uff0c\u5b9e\u73b0\u60f3\u8981\u7684\u5e03\u5c40\u5b9a\u4f4d\u6548\u679c\u3002<\/p>\n<p><code>child.layoutNextFragment()<\/code>\u65b9\u6cd5\u4e2d\u7684<code>constraints<\/code>\u53c2\u6570\u5c31\u662f\u6307\u7684\u63a5\u4e0b\u6765\u8981\u4ecb\u7ecd\u7684<code>layout()<\/code>\u65b9\u6cd5\u4e2d<code>constraints<\/code>\u53c2\u6570\u3002<\/p>\n<\/dd>\n<\/dl>\n<h4>2. \u53c2\u6570edges<\/h4>\n<p><code>edges<\/code>\u79f0\u4e3aLayoutEdges\u5bf9\u8c61\uff0c\u6240\u6709\u7684\u5c5e\u6027\u90fd\u662f\u53ea\u8bfb\u7684\uff0c\u7528\u6765\u8fd4\u56de\u5bb9\u5668\u5143\u7d20\u5185\u5bb9\u8fb9\u7f18\u5230\u8fb9\u6846\u8fb9\u7f18\u7684\u8ddd\u79bb\u5927\u5c0f\uff0c\u652f\u6301\u4e0b\u9762\u8fd9\u4e9b\u5c5e\u6027\uff1a<\/p>\n<ul>\n<li>LayoutEdges.inlineStart\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutEdges.inlineEnd\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutEdges.blockStart\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutEdges.blockEnd\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutEdges.inline\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutEdges.block\uff08\u53ea\u8bfb\uff09<\/li>\n<\/ul>\n<p>\u5404\u4e2a\u5c5e\u6027\u7684\u542b\u4e49\u53c2\u89c1\u88681\uff0c\u5f53\u4f7f\u7528<code>LayoutFragment.inlineOffset<\/code>\u548c<code>LayoutFragment.blockOffset<\/code>\u5bf9\u5b50\u5143\u7d20\u8fdb\u884c\u5b9a\u4f4d\u7684\u65f6\u5019\u5f80\u5f80\u9700\u8981\u7528\u5230LayoutEdges\u5bf9\u8c61\uff0c\u4ee5\u786e\u4fdd\u5b9a\u4f4d\u7684\u7cbe\u786e\uff0c\u56e0\u4e3a<code>LayoutFragment.inlineOffset<\/code>\u548c<code>LayoutFragment.blockOffset<\/code>\u5b9a\u4f4d\u662f\u76f8\u5bf9\u4e8eborder box\u8fb9\u7f18\u7684\u3002<\/p>\n<h4>3. \u53c2\u6570constraints<\/h4>\n<p><code>constraints<\/code>\u79f0\u4e3aLayoutConstraints\u5bf9\u8c61\uff0c\u6240\u6709\u7684\u5c5e\u6027\u90fd\u662f\u53ea\u8bfb\u7684\uff0c\u7528\u6765\u8fd4\u56de\u5e03\u5c40\u5bb9\u5668\u7684\u5c3a\u5bf8\u4fe1\u606f\uff0c\u8fd9\u4e9b\u5c5e\u6027\u5305\u62ec\u4e0b\u9762\u8fd9\u4e9b\uff1a<\/p>\n<ul>\n<li>LayoutConstraints.availableInlineSize\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutConstraints.availableBlockSize\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutConstraints.fixedInlineSize\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutConstraints.fixedBlockSize\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutConstraints.percentageInlineSize\uff08\u53ea\u8bfb\uff09<\/li>\n<li>LayoutConstraints.percentageBlockSize\uff08\u53ea\u8bfb\uff09<\/li>\n<\/ul>\n<p>\u5404\u4e2a\u5c5e\u6027\u7684\u542b\u4e49\u53c2\u89c1\u88681\uff0c\u5176\u4e2d\u9700\u8981\u6ce8\u610f\u7684\u662f\u4e0a\u9762\u8fd9\u4e9b\u5c5e\u6027\u6d4f\u89c8\u5668\u5e76\u975e\u5168\u90e8\u90fd\u652f\u6301\uff0c\u76ee\u524dChrome\u4ec5\u652f\u6301<code>fixedInlineSize<\/code>\u548c<code>fixedBlockSize<\/code>\u8fd9\u4e24\u4e2a\u5c5e\u6027\uff0c\u5176\u4ed6\u5c5e\u6027\u6682\u65f6\u8fd8\u4e0d\u80fd\u4f7f\u7528\uff0c\u4ee5\u540e\u53ef\u80fd\u4f1a\u652f\u6301\u3002<\/p>\n<h4>4. \u53c2\u6570styleMap<\/h4>\n<p><code>styleMap<\/code>\u79f0\u4e3aStylePropertyMapReadOnly\u5bf9\u8c61\uff0c\u662f\u4e00\u4e2a\u4e0d\u5305\u542b<code>set()<\/code>\u548c<code>clear()<\/code>\u7b49\u5199\u5165\u65b9\u6cd5\u7684\u7c7bMap\u7ed3\u6784\u7684\u6570\u636e\u7c7b\u578b\uff0c\u4e3b\u8981\u7528\u6765\u83b7\u53d6\u5bb9\u5668\u5143\u7d20\u6216\u8005\u5b50\u5143\u7d20\u7684\u5e38\u89c4CSS\u5c5e\u6027\u503c\u6216\u8005CSS\u81ea\u5b9a\u4e49\u5c5e\u6027\u503c\uff0c\u591a\u4f7f\u7528<code>get()<\/code>\u65b9\u6cd5\u5355\u4e2a\u83b7\u53d6\uff0c\u4f8b\u5982\u6709\u5982\u4e0bCSS\u4ee3\u7801\uff1a<\/p>\n<pre>.container {\r\n    --gap: 10;\r\n    display: layout(someLayout);\r\n}<\/pre>\n<p>\u6b64\u65f6\u4f7f\u7528<code>styleMap.get('--gap')<\/code>\u5c31\u83b7\u5f97<code>--gap<\/code>\u7684\u5c5e\u6027\u503c\u3002<\/p>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c<code>styleMap<\/code>\u83b7\u5f97\u7684CSS\u5c5e\u6027\u9700\u8981\u63d0\u524d\u6307\u5b9a\u597d\uff0c\u901a\u8fc7\u9759\u6001\u5c5e\u6027<code>inputProperties<\/code>\u5b8c\u6210\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre>registerLayout('someLayout', class {\r\n    <span class=\"green\">\/\/ \u6307\u5b9a\u53ef\u4ee5\u8f93\u5165\u7684CSS\u5c5e\u6027<\/span>\r\n    static inputProperties = ['line-height'];\r\n    async layout(children, edges, constraints, styleMap, breakToken) {\r\n        <span class=\"green\">\/\/ \u53ef\u4ee5\u5f97\u5230\u5bb9\u5668\u5143\u7d20\u7684\u884c\u9ad8\u8ba1\u7b97\u503c\u5927\u5c0f<\/span>\r\n        let lineHeightParse = styleMap.get('line-height');\r\n    }\r\n});<\/pre>\n<h3>\u4e09\u3001\u6587\u672c\u5c45\u4e2d\u540c\u65f6\u4e00\u4fa7\u5bf9\u9f50\u7684\u5e03\u5c40\u6848\u4f8b<\/h3>\n<p>\u4e0a\u9762\u7684\u53c2\u6570\u548c\u5c5e\u6027\u7684\u4ecb\u7ecd\u5c5e\u4e8e\u57fa\u7840\u7406\u8bba\u77e5\u8bc6\uff0c\u53ef\u4ee5\u8ba9\u6211\u4eec\u4e86\u89e3<code>CSS Layout API<\/code>\u7684\u7cbe\u795e\u5185\u6838\uff0c\u63a5\u4e0b\u6765\u5c31\u662f\u901a\u8fc7\u5177\u4f53\u7684\u6848\u4f8b\u8ba9\u5927\u5bb6\u77e5\u9053\u5177\u4f53\u8be5\u5982\u4f55\u4f7f\u7528\u3002<\/p>\n<p>\u7531\u4e8e\u7011\u5e03\u6d41\u5e03\u5c40\u7684\u6848\u4f8b\u8fc7\u4e8e\u590d\u6742\uff0c\u56e0\u6b64\uff0c\u8fd9\u91cc\u6211\u4f1a\u4e3e\u4e00\u4e2a\u66f4\u7b80\u5355\u4e5f\u66f4\u5b9e\u7528\u7684\u6848\u4f8b\u6f14\u793a\u4e0b\u5982\u4f55\u4f7f\u7528<code>CSS Layout API<\/code>\u81ea\u5b9a\u4e49\u4e00\u79cd\u5168\u65b0\u7684\u5e03\u5c40\u6548\u679c\u3002<\/p>\n<p>\u5df2\u77e5\u6709\u4e00\u4e32\u6570\u5b57\u5217\u8868\uff0c\u76f8\u5173HTML\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>&lt;section align=\"right\"&gt;\r\n    &lt;p&gt;102.00&lt;\/p&gt;\r\n    &lt;p&gt;23.80&lt;\/p&gt;\r\n    &lt;p&gt;12,334.00&lt;\/p&gt;\r\n    &lt;p&gt;2.88&lt;\/p&gt;\r\n    &lt;p&gt;99.99&lt;\/p&gt;\r\n&lt;\/section&gt;<\/pre>\n<p>\u4e3a\u4e86\u65b9\u4fbf\u4e00\u770b\u770b\u51fa\u6570\u5b57\u7684\u5927\u5c0f\uff0c\u8fd9\u4e2a\u5217\u8868\u663e\u7136\u9700\u8981\u53f3\u5bf9\u9f50\uff0c\u4f46\u662f\u7531\u4e8e\u5217\u8868\u5bbd\u5ea6\u8f83\u5bbd\uff0c\u7b80\u5355\u7684\u53f3\u5bf9\u9f50\u53ef\u80fd\u4f1a\u6709\u5927\u91cf\u7559\u767d\u4e0d\u597d\u770b\uff0c\u6b64\u65f6\u4ea7\u54c1\u7ecf\u7406\u5c31\u5e0c\u671b\u8fd9\u5217\u6570\u5b57\u4e2a\u4f53\u53f3\u5bf9\u9f50\u7684\u540c\u65f6\u6574\u4f53\u5c45\u4e2d\u5bf9\u9f50\uff0c\u6548\u679c\u5982\u4e0b\u56fe\u6240\u793a\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202009\/15-4_number-align-right.png\" loading=\"lazy\" width=\"303\" height=\"103\"><\/p>\n<p>\u5728\u8fc7\u53bb\u53ea\u80fd\u901a\u8fc7\u5728\u5217\u8868\u5143\u7d20\u7684\u5916\u9762\u518d\u5305\u88f9\u4e00\u5c42\u5143\u7d20\u7684\u65b9\u6cd5\u5b9e\u73b0\uff0c\u73b0\u5728\u6709\u4e86<code>CSS Layout API<\/code>\u6211\u4eec\u5c31\u53ef\u4ee5\u81ea\u5df2\u521b\u9020\u4e00\u79cd\u5bf9\u9f50\u5e03\u5c40\u65b9\u5f0f\uff0c\u6bd4\u65b9\u8bf4\u6211\u4eec\u5b9a\u4e49\u8fd9\u79cd\u5168\u65b0\u7684\u5e03\u5c40\u540d\u79f0\u662f<code>center<\/code>\uff0c\u4e8e\u662f\u5c31\u53ef\u4ee5\u5bf9\u5217\u8868\u5bb9\u5668\u5143\u7d20\u8fdb\u884c\u5982\u4e0b\u6240\u793a\u7684\u8bbe\u7f6e\uff1a<\/p>\n<pre>section {\r\n    display: layout(center);\r\n}<\/pre>\n<p>\u65b0\u5efa\u4e00\u4e2a\u540d\u4e3alayout-center.js\u7528\u6765\u4e66\u5199\u5e03\u5c40\u4ee3\u7801\uff0c\u7136\u540e\u5728\u9875\u9762\u4e2d\u5f15\u5165\u8be5\u6587\u4ef6\u6a21\u5757\uff1a<\/p>\n<pre>CSS.layoutWorklet.addModule('layout-center.js');<\/pre>\n<p>layout-center.js\u7684\u4ee3\u7801\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>registerLayout('center', class {\r\n    <span class=\"green\">\/\/ \u9700\u8981\u83b7\u53d6\u76f8\u5e94\u503c\u7684CSS\u5c5e\u6027<\/span>\r\n    static inputProperties = ['line-height', 'text-align'];\r\n    <span class=\"green\">\/\/ \u9700\u8981\uff0c\u4e0d\u80fd\u7701\u7565<\/span>\r\n    async intrinsicSizes(children, edges, styleMap) {}\r\n    <span class=\"green\">\/\/ \u4e3b\u5e03\u5c40\u65b9\u6cd5<\/span>\r\n    async layout(children, edges, constraints, styleMap, breakToken) {\r\n        <span class=\"green\">\/\/ \u5916\u90e8CSS\u5c5e\u6027\u503c\u83b7\u53d6\uff0c\u4e3b\u8981\u662f\u884c\u9ad8\u548c\u5bf9\u9f50\u65b9\u5f0f<\/span>\r\n        let lineHeight = styleMap.get('line-height').value;\r\n        let textAlign = styleMap.get('text-align').value;\r\n        <span class=\"green\">\/\/ \u8fd4\u56de\u6240\u6709\u5b50\u5143\u7d20\u7684\u5185\u5bb9\u957f\u5ea6\u6570\u636e<\/span>\r\n        const childrenSizes = await Promise.all(children.map((child) =&gt; {\r\n            return child.intrinsicSizes();\r\n        }));\r\n        <span class=\"green\">\/\/ \u6c42\u5f97\u6700\u5927\u5185\u5bb9\u5bbd\u5ea6\uff0c\u5bf9\u9f50\u9700\u8981<\/span>\r\n        const maxContentSize = childrenSizes.reduce((max, childSizes) =&gt; {\r\n            return Math.max(max, childSizes.maxContentSize);\r\n        }, 0) + edges.inline;\r\n\r\n        <span class=\"green\">\/\/ \u4e0b\u9762\u8fd94\u4e2aconst\u8bed\u53e5\u662f\u56fa\u5b9a\u4e14\u5fc5\u8981\u7684<\/span>\r\n        const availableInlineSize = constraints.fixedInlineSize - edges.inline;\r\n        const availableBlockSize = constraints.fixedBlockSize ?\r\n            constraints.fixedBlockSize - edges.block : lineHeight;\r\n        const childConstraints = { availableInlineSize, availableBlockSize };\r\n        const childFragments = await Promise.all(children.map((child) =&gt; {\r\n            return child.layoutNextFragment(childConstraints);\r\n        }));\r\n\r\n        <span class=\"green\">\/\/ \u5782\u76f4\u504f\u79fb\u7684\u8d77\u59cb\u8ddd\u79bb<\/span>\r\n        let blockOffset = edges.blockStart;\r\n        <span class=\"green\">\/\/ \u8bbe\u7f6e\u6bcf\u4e00\u4e2a\u5b50\u5143\u7d20\u7684\u5782\u76f4\u504f\u79fb\u5927\u5c0f<\/span>\r\n        childFragments.forEach((fragment, index) =&gt; {\r\n            <span class=\"green\">\/\/ \u8bbe\u7f6e\u5f53\u524d\u5b50\u5143\u7d20\u7684\u6c34\u5e73\u504f\u79fb\u5927\u5c0f<\/span>\r\n            fragment.inlineOffset = Math.max(0, availableInlineSize - maxContentSize) \/ 2;\r\n            <span class=\"green\">\/\/ \u53f3\u5bf9\u9f50\u9700\u8981\u589e\u52a0\u6700\u5927\u5185\u5bb9\u5c3a\u5bf8\u7684\u504f\u5dee\u503c<\/span>\r\n            if (textAlign == 'right' || textAlign == 'end') {\r\n                fragment.inlineOffset += (maxContentSize - childrenSizes[index].maxContentSize);\r\n            }            \r\n            <span class=\"green\">\/\/ \u8bbe\u7f6e\u5f53\u524d\u5b50\u5143\u7d20\u7684\u5782\u76f4\u504f\u79fb\u5927\u5c0f<\/span>\r\n            fragment.blockOffset = blockOffset;\r\n            <span class=\"green\">\/\/ \u504f\u79fb\u9012\u589e<\/span>\r\n            blockOffset += lineHeight;\r\n        });\r\n\r\n        <span class=\"green\">\/\/ \u6700\u7ec8\u5bb9\u5668\u5143\u7d20\u7684\u9ad8\u5ea6\u5927\u5c0f<\/span>\r\n        const autoBlockSize = blockOffset + edges.blockEnd;\r\n\r\n        return {\r\n            autoBlockSize,\r\n            childFragments,\r\n        };\r\n    }\r\n});<\/pre>\n<p>\u5404\u4e2a\u8bed\u53e5\u7684\u542b\u4e49\u5747\u5728\u4e0a\u9762\u4ee3\u7801\u4e2d\u4f7f\u7528\u6ce8\u91ca\u63cf\u8ff0\u4e86\uff0c\u76f8\u4fe1\u4e0d\u96be\u7406\u89e3\u3002<\/p>\n<p>\u81ea\u5b9a\u4e49\u6a21\u5757\u5e03\u5c40\u4ee3\u7801\u4e2d\u6709\u65f6\u5019\u4f1a\u4f7f\u7528\u4e00\u4e2a\u540d\u4e3a<code>layoutOptions<\/code>\u7684\u9759\u6001\u5bf9\u8c61\uff0c\u53ef\u4ee5\u6307\u5b9a\u5b50\u5143\u7d20\u7684\u663e\u793a\u7c7b\u578b\u548c\u57fa\u672c\u5c3a\u5bf8\u8868\u73b0\uff08\u4f8b\u5982\u7c7b\u4f3c\u4e8e\u5757\u7ea7\u5143\u7d20\uff09\uff1a<\/p>\n<pre>registerLayout('center', class {\r\n    static inputProperties = ['line-height', 'text-align'];\r\n    static layoutOptions = {\r\n        childDisplay: 'normal',\r\n        sizing: 'block-like'\r\n    };\r\n    ...\r\n});<\/pre>\n<p>\u4e0a\u9762\u7684\u4f8b\u5b50\u6709\u53ef\u8bbf\u95ee\u7684demo\u6f14\u793a\u9875\u9762\uff0c\u60a8\u53ef\u4ee5\u72e0\u72e0\u5730\u70b9\u51fb\u8fd9\u91cc\uff1a<a href=\"https:\/\/demo.cssworld.cn\/new\/15\/4-1.php\" rel=\"noopener\" target=\"_blank\" class=\"a_link\">CSS Layout API\u5b9e\u73b0\u5217\u8868\u5c45\u4e2d\u53f3\u5bf9\u9f50demo<\/a><\/p>\n<p><code>CSS Layout API<\/code>\u76ee\u524d\u5728Blink\u5185\u6838\u6d4f\u89c8\u5668\u4e0b\u624d\u6709\u6548\u679c\uff0c\u4f8b\u5982Chrome\u6d4f\u89c8\u5668\u6216\u8005\u6539\u7528Blink\u5185\u6838\u7684Microsoft Edge\u6d4f\u89c8\u5668\uff0c\u5982\u679c\u4f60\u7684\u6d4f\u89c8\u5668\u7248\u672c\u6bd4\u8f83\u65b0\uff0c\u4f46\u662f\u5374\u770b\u4e0d\u5230\u6548\u679c\uff0c\u8bf7\u5c1d\u8bd5\u4f7f\u7528Canary\u91d1\u4e1d\u96c0\u7248\u672c\uff0c\u6216\u8005\u5728\u5730\u5740\u680f\u8f93\u5165chrome:\/\/flags\u7136\u540e\u5f00\u542fExperimental Web Platform features\u8fd9\u4e00\u9879\u8fdb\u884c\u4f53\u9a8c\u3002<\/p>\n<p>\u4e0a\u9762\u7684\u6f14\u793a\u9875\u9762\u8fd8\u6f14\u793a\u4e86\u5c45\u4e2d\u540c\u65f6\u5de6\u5bf9\u9f50\u7684\u6548\u679c\uff0c\u5177\u4f53\u5982\u4e0b\u56fe\u6240\u793a\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202009\/15-5_align-center-left.png\" loading=\"lazy\" width=\"303\" height=\"103\"><\/p>\n<p><code>CSS Layout API<\/code>\u8fd8\u6709\u4e0d\u5c11\u5176\u4ed6\u7ec6\u8282\u77e5\u8bc6\uff0c\u4f8b\u5982\u5143\u7d20\u8bbe\u7f6e\u4e86<code>display:layout(zhangxinxu)<\/code>\u4e4b\u540e\uff0c\u5176\u539f\u672c\u7684\u5c3a\u5bf8\u5c31\u4f1a\u5d29\u584c\uff0c\u4e0d\u4e60\u60ef\u7684\u5f00\u53d1\u8005\u53ef\u80fd\u4f1a\u6bd4\u8f83\u832b\u7136\uff0c\u4e0d\u77e5\u9053\u53d1\u751f\u4e86\u4ec0\u4e48\u4e8b\u60c5\uff0c\u9700\u8981\u5728JavaScript\u4ee3\u7801\u4e2d\u4ee5<code>autoBlockSize<\/code>\u5c5e\u6027\u5f62\u5f0f\u628a\u5143\u7d20\u7684\u9ad8\u5ea6\u8fdb\u884c\u8fd4\u56de\u3002<\/p>\n<p>\u53c8\u4f8b\u5982\u7531\u4e8e\u5e03\u5c40\u6548\u679c\u9700\u8981\u5728JavaScript\u6a21\u5757\u5f15\u5165\u4e4b\u540e\u6267\u884c\uff0c\u56e0\u6b64\u5728\u9875\u9762\u52a0\u8f7d\u7684\u8fc7\u7a0b\u4e2d\u4f1a\u770b\u5230\u9875\u9762\u5185\u5bb9\u8df3\u52a8\u7684\u7cdf\u7cd5\u4f53\u9a8c\u95ee\u9898\u51fa\u73b0\uff0c\u8fd8\u9700\u8981\u901a\u8fc7\u4e00\u4e9b\u6280\u672f\u624b\u6bb5\u89c4\u907f\uff08\u4e0a\u9762\u7684\u5b9e\u4f8b\u9875\u9762\u662f\u901a\u8fc7<code>margin<\/code>\u8d1f\u503c\u5b9e\u73b0\u7684\uff09\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u5b9e\u9645\u5f00\u53d1\u7684\u65f6\u5019\uff0c<code>CSS Layout API<\/code>\u66f4\u591a\u7684\u662f\u4e0eCSS\u81ea\u5b9a\u4e49\u5c5e\u6027\u914d\u5408\u4f7f\u7528\uff0c\u8fd9\u6837\u4f1a\u8868\u73b0\u51fa\u66f4\u52a0\u7075\u6d3b\u7684\u52a8\u6001\u7279\u6027\uff0c\u4f8b\u5982\u5982\u679c\u6211\u4eec\u4f7f\u7528<code>CSS Layout API<\/code>\u5b9e\u73b0\u7011\u5e03\u6d41\u5e03\u5c40\u6548\u679c\uff0c\u90a3\u4e48\u5404\u4e2a\u5143\u7d20\u4e4b\u95f4\u7684\u95f4\u9699\uff0c\u6bcf\u4e00\u680f\u7684\u5bbd\u5ea6\u7b49\u5c31\u9700\u8981CSS\u81ea\u5b9a\u4e49\u5c5e\u6027\u8fdb\u884c\u8bbe\u7f6e\u3002\u8fd9\u6837\uff0c\u5f53\u9700\u8981\u8c03\u6574\u95f4\u9699\u6216\u8005\u5bbd\u5ea6\u7684\u65f6\u5019\uff0c\u53ea\u9700\u8981\u4fee\u6539\u5bf9\u5e94\u7684CSS\u81ea\u5b9a\u4e49\u5c5e\u6027\u503c\u5c31\u53ef\u4ee5\u4e86\uff0cCSS\u53d8\u91cf\u7684\u8bed\u4e49\u548c\u4f18\u52bf\u5c31\u53d1\u6325\u51fa\u6765\u4e86\u3002<\/p>\n<h3>\u56db\u3001\u6700\u540e\u7684\u70b9\u8bc4<\/h3>\n<p>\u6700\u540e\uff0c\u5bf9CSS Layout API\u8fdb\u884c\u70b9\u8bc4\u4e0b\uff0cCSS Layout API\u662f\u975e\u5e38\u5f3a\u5927\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u8ba9Web\u5e03\u5c40\u6709\u66f4\u591a\u7684\u60f3\u8c61\u7a7a\u95f4\uff0c\u7531\u4e8e\u73b0\u5728\u6d4f\u89c8\u5668\u8fd8\u6ca1\u6709\u5b8c\u5168\u5f00\u653e\u7ed9\u7528\u6237\uff0c\u56e0\u6b64\u6682\u65f6\u5b9e\u7528\u6027\u8fd8\u4e0d\u8db3\u3002\u540c\u65f6\u7531\u4e8e\u5b66\u4e60\u6210\u672c\u6bd4\u8f83\u9ad8\uff0c\u9700\u8981CSS\u548cJavaScript\u540c\u65f6\u6709\u4e00\u5b9a\u7684\u9020\u8be3\u624d\u80fd\u9a7e\u9a6d\uff0c\u56e0\u6b64\uff0c<code>CSS Layout API<\/code>\u4ee5\u540e\u6ce8\u5b9a\u662f\u5c0f\u90e8\u5206\u5f00\u53d1\u8005\u7684\u73a9\u5177\uff0c\u6700\u7ec8\u51fa\u73b0\u7684\u5c40\u9762\u4e00\u5b9a\u662f\u5c11\u90e8\u5206\u4eba\u521b\u9020\uff0c\u5927\u90e8\u5206\u4eba\u76f4\u63a5\u4f7f\u7528\u3002<\/p>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5185\u5bb9\u5c31\u8fd9\u6837\uff0c\u611f\u8c22\u9605\u8bfb\uff0c\u6b22\u8fce\u5206\u4eab\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/\/image.zhangxinxu.com\/image\/emtion\/emoji\/2764.svg\" width=\"20\" height=\"20\" align=\"absmiddle\"><\/p>\n<p>\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u6b22\u8fce\u5206\u4eab\uff0c\u52ff\u5168\u6587\u8f6c\u8f7d\uff0c\u5982\u679c\u5b9e\u5728\u559c\u6b22\uff0c\u53ef\u6536\u85cf\uff0c\u6c38\u4e0d\u8fc7\u671f\uff0c\u4e14\u4f1a\u53ca\u65f6\u66f4\u65b0\u77e5\u8bc6\u70b9\u53ca\u4fee\u6b63\u9519\u8bef\uff0c\u9605\u8bfb\u4f53\u9a8c\u4e5f\u66f4\u597d\u3002<br \/>\n\u672c\u6587\u5730\u5740\uff1a<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=9572\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=9572<\/a><\/p>\n<p>\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202009\/layout-cover.jpg\" width=\"160\" height=\"101\" alt=\"CSS layout\u81ea\u5b9a\u4e49\u5e03\u5c40\" class=\"alignright  size-medium\" \/><\/p>\n<p>\u76ee\u524d\u5173\u4e8eCSS Layout API\u6700\u8be6\u7ec6\u6700\u6df1\u5165\u7684\u6587\u7ae0\uff0c\u5185\u6709\u7b80\u5355\u6613\u5b66\u5168\u65b0\u7684\u81ea\u5b9a\u4e49\u5e03\u5c40\u6848\u4f8b\uff0c\u6848\u4f8b\u4ee3\u7801\u6709\u8be6\u7ec6\u7684\u6ce8\u91ca\u63cf\u8ff0\uff0c\u5f7b\u5e95\u5f04\u61c2CSS Layout API\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[1661,1561,1271,1664,1369,1660,1665,1663,1662,1658,1655,238,1370,1657,1047,702],"_links":{"self":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/9572"}],"collection":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/comments?post=9572"}],"version-history":[{"count":0,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/9572\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/media?parent=9572"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/categories?post=9572"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/tags?post=9572"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}