| OLD | NEW |
|---|
| (Empty) | |
| 1 <html> |
| 2 <head> |
| 3 <base href="/inspector-debug/"></base> |
| 4 <script src="/inspector-debug/Runtime.js"></script> |
| 5 <script src="/inspector-unit/inspector-unit-test.js"></script> |
| 6 <script> |
| 7 function test() { |
| 8 var items = []; |
| 9 var heights = []; |
| 10 for (var i = 0; i < 100; i++){ |
| 11 items[i] = document.createElement("div"); |
| 12 items[i].style.height = (heights[i] = (i % 4) ? 50 : 28) + "px"; |
| 13 items[i].textContent = i; |
| 14 } |
| 15 var viewport = new WebInspector.StaticViewportControl({ |
| 16 fastItemHeight: i => heights[i], |
| 17 itemCount: _ => items.length, |
| 18 itemElement: i => items[i] |
| 19 }); |
| 20 viewport.element.style.height = "300px"; |
| 21 WebInspector.inspectorView.element.appendChild(viewport.element); |
| 22 |
| 23 viewport.refresh(); |
| 24 dumpViewport(); |
| 25 |
| 26 viewport.forceScrollItemToBeFirst(26); |
| 27 dumpViewport(); |
| 28 |
| 29 viewport.scrollItemIntoView(33); |
| 30 dumpViewport(); |
| 31 |
| 32 viewport.scrollItemIntoView(30); |
| 33 dumpViewport(); |
| 34 |
| 35 viewport.forceScrollItemToBeFirst(30); |
| 36 dumpViewport(); |
| 37 |
| 38 viewport.forceScrollItemToBeLast(88); |
| 39 dumpViewport(); |
| 40 |
| 41 for (var i = 0; i < 100; i++) |
| 42 items[i].style.height = (heights[i] = (i % 2) ? 55 : 63) + "px"; |
| 43 viewport.refresh(); |
| 44 viewport.forceScrollItemToBeLast(88); |
| 45 dumpViewport(); |
| 46 |
| 47 UnitTest.completeTest(); |
| 48 |
| 49 function dumpViewport() |
| 50 { |
| 51 UnitTest.addResult("First:" + viewport.firstVisibleIndex()); |
| 52 UnitTest.addResult("Last:" + viewport.lastVisibleIndex()); |
| 53 UnitTest.addResult("Active Items:" + viewport._innerElement.children.len
gth); |
| 54 UnitTest.addResult(""); |
| 55 } |
| 56 } |
| 57 </script> |
| 58 </head> |
| 59 <body> |
| 60 This tests if the StaticViewportControl works properly. |
| 61 </body> |
| 62 </html> |
| OLD | NEW |
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Chromium Code Reviews
Issue 2371393002:
DevTools: Add lightweight StaticViewportControl (Closed)
