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| (Empty) |
| 1 <!DOCTYPE html> | |
| 2 <html> | |
| 3 <head> | |
| 4 <style> | |
| 5 div.block { height: 400px; border: 1px solid black; margin:10px; } | |
| 6 </style> | |
| 7 </head> | |
| 8 <body> | |
| 9 <div> | |
| 10 Following actions must not emit resize events: page load, dynamic conten
t generation and page scaling.<br/> | |
| 11 | |
| 12 When fixed layout is enabled, changing fixed layout size must emit resiz
e event.<br/> | |
| 13 | |
| 14 The spec DOM Level 2 Events states that the resize event occurs when doc
ument view size (a.k.a layout size) is changed. Refer to http://www.w3.org/TR/DO
M-Level-2-Events/events.html<br/> | |
| 15 However, showing/hiding scrollbars shouldn't be considered a layout size
change. Refer to webkit.org/b/80242<br/> | |
| 16 </div> | |
| 17 <div id=expandingblock> | |
| 18 </div> | |
| 19 <pre id="console"></pre> | |
| 20 <script src="../js/resources/js-test-pre.js"></script> | |
| 21 <script> | |
| 22 var resizeEventCount = 0; | |
| 23 window.onresize = function() { | |
| 24 resizeEventCount++; | |
| 25 } | |
| 26 | |
| 27 if (window.testRunner) { | |
| 28 testRunner.dumpAsText(); | |
| 29 testRunner.enableFixedLayoutMode(true); | |
| 30 testRunner.setFixedLayoutSize(700, 240); | |
| 31 testRunner.waitUntilDone(); | |
| 32 } | |
| 33 function test() { | |
| 34 setTimeout(showScrollbar, 20); | |
| 35 } | |
| 36 // Add many div blocks to increase document height more than view height
. | |
| 37 function showScrollbar() { | |
| 38 for (var i = 0; i < 10; i++) { | |
| 39 var el = document.createElement('div'); | |
| 40 el.setAttribute('class','block'); | |
| 41 document.getElementById('expandingblock').appendChild(el); | |
| 42 } | |
| 43 setTimeout(scalePage, 20); | |
| 44 } | |
| 45 function scalePage() { | |
| 46 if (window.eventSender) | |
| 47 window.eventSender.setPageScaleFactor(3, 0, 0); | |
| 48 setTimeout(changeFixedLayoutSize, 20); | |
| 49 } | |
| 50 function changeFixedLayoutSize() { | |
| 51 if (window.testRunner) | |
| 52 testRunner.setFixedLayoutSize(1600, 1600); | |
| 53 setTimeout(finish, 20); | |
| 54 } | |
| 55 function finish() { | |
| 56 // setFixedLayoutSize() must emit a resize event. | |
| 57 shouldBe("resizeEventCount", "1"); | |
| 58 if (window.testRunner) | |
| 59 testRunner.notifyDone(); | |
| 60 } | |
| 61 window.onload = test; | |
| 62 </script> | |
| 63 </body> | |
| 64 </html> | |
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Chromium Code Reviews
Issue 23819019:
Refactor fixed layout mode (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master