independent-formatting-context.html (2533B)
1 <!DOCTYPE HTML> 2 <!-- 3 Any copyright is dedicated to the Public Domain. 4 http://creativecommons.org/publicdomain/zero/1.0/ 5 --> 6 <html><head> 7 <meta charset="utf-8"> 8 <title>Test: subgrid disabled if grid item establishes independent formatting context</title> 9 <link rel="author" title="Matt Woodrow" href="https://bugs.webkit.org/show_bug.cgi?id=237692"> 10 <link rel="help" href="https://drafts.csswg.org/css-grid-2/#subgrid-listing"> 11 <link rel="match" href="independent-formatting-context-ref.html"> 12 <style> 13 14 html,body { 15 font:16px/1 monospace; padding:0; margin:0; line-height: 0; 16 } 17 18 .grid { 19 position: relative; 20 display: inline-grid; 21 grid-template-rows: 0px 100px; 22 width: 100px; 23 margin-right: 20px; 24 margin-bottom: 20px; 25 vertical-align: top; 26 } 27 28 .subgrid { 29 display: grid; 30 grid-template-rows: subgrid; 31 grid-row: 1 / 3; 32 width: 100px; 33 height: 100px; 34 background-color: red; 35 } 36 37 .first { 38 grid-row: 1; 39 background-color: green; 40 } 41 42 .second { 43 grid-row: 2; 44 background-color: green; 45 } 46 47 </style> 48 </head> 49 <body> 50 <!-- The subgrid's style attribute establishes an independent formatting 51 context and makes them no longer eligible as subgrids.--> 52 <div class="grid"> 53 <div class="subgrid" style="position: absolute"> 54 <div class="first"></div> 55 </div> 56 </div> 57 58 <div class="grid"> 59 <div class="subgrid" style="container-type: size"> 60 <div class="first"></div> 61 </div> 62 </div> 63 64 <div class="grid"> 65 <div class="subgrid" style="container-type: inline-size"> 66 <div class="first"></div> 67 </div> 68 </div> 69 70 <div class="grid"> 71 <div class="subgrid" style="contain: layout"> 72 <div class="first"></div> 73 </div> 74 </div> 75 76 <div class="grid"> 77 <div class="subgrid" style="contain: paint"> 78 <div class="first"></div> 79 </div> 80 </div> 81 82 <div class="grid"> 83 <div class="subgrid" style="contain: strict"> 84 <div class="first"></div> 85 </div> 86 </div> 87 88 <div class="grid"> 89 <div class="subgrid" style="contain: content"> 90 <div class="first"></div> 91 </div> 92 </div> 93 94 <!-- Only layout and paint containment establish an independent formatting 95 context. These tests validate that other types of containment maintain 96 subgrid layout.--> 97 <div class="grid"> 98 <div class="subgrid" style="contain: none"> 99 <div class="second"></div> 100 </div> 101 </div> 102 103 <div class="grid"> 104 <div class="subgrid" style="contain: size"> 105 <div class="second"></div> 106 </div> 107 </div> 108 109 <div class="grid"> 110 <div class="subgrid" style="contain: style"> 111 <div class="second"></div> 112 </div> 113 </div> 114 </body> 115 </html>