| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>CSS Grid Layout Test: Grid item placement with dynamically named grid lines</title> |
| <link rel="author" title="Oriol Brufau" href="mailto:obrufau@igalia.com"> |
| <link rel="help" href="http://www.w3.org/TR/css-grid-1/#line-placement"> |
| <link rel="match" href="../../reference/ref-filled-green-300px-square.html"> |
| <meta name="assert" content="Grid item placement is updated when the names of the grid lines change dynamically."> |
| <style> |
| .container { |
| display: grid; |
| width: 300px; |
| height: 100px; |
| background: red; |
| } |
| .container::before { |
| content: ""; |
| grid-area: main; |
| background: green; |
| } |
| .explicit { |
| grid-template-columns: [quux-start] 100% [quux-end]; |
| grid-template-rows: [quux-start] 100% [quux-end]; |
| } |
| .explicit.changed { |
| grid-template-columns: [main-start] 100% [main-end]; |
| grid-template-rows: [main-start] 100% [main-end]; |
| } |
| .auto-repeat { |
| grid-template-columns: repeat(auto-fill, [quux-start] 100% [quux-end]); |
| grid-template-rows: repeat(auto-fill, [quux-start] 100% [quux-end]); |
| } |
| .auto-repeat.changed { |
| grid-template-columns: repeat(auto-fill, [main-start] 100% [main-end]); |
| grid-template-rows: repeat(auto-fill, [main-start] 100% [main-end]); |
| } |
| .implicit { |
| grid-template-columns: 100%; |
| grid-template-rows: 100%; |
| grid-template-areas: "quux"; |
| } |
| .implicit.changed { |
| grid-template-areas: "main"; |
| } |
| </style> |
| <p>Test passes if there is a filled green square and <strong>no red</strong>.</p> |
| <div class="container explicit"></div> |
| <div class="container auto-repeat"></div> |
| <div class="container implicit"></div> |
| <script> |
| // Force layout |
| document.body.offsetLeft; |
| |
| // Change the grid line names |
| for (let container of document.querySelectorAll(".container")) { |
| container.classList.add("changed"); |
| } |
| </script> |
