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| (Empty) | |
| 1 <!DOCTYPE html> |
| 2 <html> |
| 3 <body> |
| 4 <p>Test the effect of pointer-events on overflow scrollbars.</p> |
| 5 |
| 6 <div id="result">FAIL: script didn't run to completion.</div> |
| 7 |
| 8 <div id="div1" style="position: absolute; top: 100px; width: 130px; height: 340p
x; background-color: SeaShell; overflow: none;"> |
| 9 Div 1 |
| 10 </div> |
| 11 <div id="div2" style="position: absolute; top: 120px; width: 100px; height: 300p
x; background-color: Salmon; overflow: auto; pointer-events: all; z-index: 1;"> |
| 12 <div id="div2Content" style="width: 200%; height: 500px;"> |
| 13 Div 2 |
| 14 </div> |
| 15 </div> |
| 16 |
| 17 <div id="div3" style="position: absolute; top: 100px; left: 300px; width: 300px;
height: 300px; background-color: PaleTurquoise; overflow: none;"> |
| 18 Div 3 |
| 19 <div id="div4" style="position: absolute; top: 30px; left: 30px; width: 240p
x; height: 240px; background-color: MediumTurquoise; overflow: auto; pointer-eve
nts: none;"> |
| 20 <div id="div4Content" style="width: 200%; height: 200%;"> |
| 21 Div 4 |
| 22 <div id="div5" style="position: absolute; top: 30px; left: 30px; width:
180px; height: 180px; background-color: DarkSeaGreen; overflow: auto; pointer-ev
ents: all;"> |
| 23 <div id="div5Content" style="width: 200%; height: 200%;"> |
| 24 Div 5 |
| 25 </div> |
| 26 </div> |
| 27 </div> |
| 28 </div> |
| 29 </div> |
| 30 |
| 31 <script> |
| 32 |
| 33 if (window.testRunner) |
| 34 testRunner.dumpAsText(); |
| 35 |
| 36 var div1 = document.getElementById("div1"); |
| 37 var div2 = document.getElementById("div2"); |
| 38 |
| 39 // First sanity check points that should be within div2's vertical and horiz
ontal scrollbars |
| 40 // when it has pointer-events:all. |
| 41 // Subtract 5px from the right (bottom) edge to get a point within the verti
cal (horizontal) scrollbar. |
| 42 var verticalPoint = [div2.offsetLeft + div2.offsetWidth - 5, div2.offsetTop
+ Math.floor(div2.offsetHeight / 2)]; |
| 43 var horizontalPoint = [div2.offsetLeft + Math.floor(div2.offsetWidth / 2), d
iv2.offsetTop + div2.offsetHeight - 5]; |
| 44 var elem = document.elementFromPoint(verticalPoint[0], verticalPoint[1]); |
| 45 var elem2 = document.elementFromPoint(horizontalPoint[0], horizontalPoint[1]
); |
| 46 if (elem.id != div2.id || elem2.id != div2.id) { |
| 47 document.getElementById("result").firstChild.data = "FAILURE: The elemen
t at points (" + verticalPoint + ") and (" + horizontalPoint + ") needs to be di
v2. You may need to turn on overflow scrollbars temporarily. (On Mac: Change the
'Show scroll bars' setting to 'Always'.)"; |
| 48 throw "failure"; |
| 49 } |
| 50 |
| 51 // Apply pointer-events:visible to div2. |
| 52 div2.style.pointerEvents = "visible"; |
| 53 if (window.getComputedStyle(div2).visibility != "visible") { |
| 54 document.getElementById("result").firstChild.data = "FAILURE: div2 needs
to be visible."; |
| 55 throw "failure"; |
| 56 } |
| 57 elem = document.elementFromPoint(verticalPoint[0], verticalPoint[1]); |
| 58 elem2 = document.elementFromPoint(horizontalPoint[0], horizontalPoint[1]); |
| 59 if (elem.id != div2.id || elem2.id != div2.id) { |
| 60 document.getElementById("result").firstChild.data = "FAILURE: With point
er-events:visible and visibility:visible applied to div2, (" + verticalPoint + "
) and (" + horizontalPoint + ") should be div2."; |
| 61 throw "failure"; |
| 62 } |
| 63 |
| 64 // Hide div2 by applying visibility:hidden. Now when we hit test div2's scro
llbars, we should |
| 65 // get div1 instead. |
| 66 // http://lists.w3.org/Archives/Public/www-style/2013Nov/0338.html |
| 67 div2.style.visibility = "hidden"; |
| 68 elem = document.elementFromPoint(verticalPoint[0], verticalPoint[1]); |
| 69 elem2 = document.elementFromPoint(horizontalPoint[0], horizontalPoint[1]); |
| 70 if (elem.id != div1.id || elem2.id != div1.id) { |
| 71 document.getElementById("result").firstChild.data = "FAILURE: With point
er-events:visible and visibility:hidden applied to div2, (" + verticalPoint + ")
and (" + horizontalPoint + ") should be div1."; |
| 72 throw "failure"; |
| 73 } |
| 74 |
| 75 var div3 = document.getElementById("div3"); |
| 76 var div4 = document.getElementById("div4"); |
| 77 var div5 = document.getElementById("div5"); |
| 78 |
| 79 // div4 has pointer-events:none and scrollbars. Overflow scrollbars of an el
ement having |
| 80 // pointer-events:none do not participate in hit testing. |
| 81 // http://lists.w3.org/Archives/Public/www-style/2013Nov/0338.html |
| 82 var bcr = div4.getBoundingClientRect(); |
| 83 verticalPoint = [Math.floor(bcr.right - 5), Math.floor(bcr.top + bcr.height
/ 2)]; |
| 84 horizontalPoint = [Math.floor(bcr.left + bcr.width / 2), Math.floor(bcr.bott
om - 5)]; |
| 85 elem = document.elementFromPoint(verticalPoint[0], verticalPoint[1]); |
| 86 elem2 = document.elementFromPoint(horizontalPoint[0], horizontalPoint[1]); |
| 87 if (elem.id != div3.id || elem2.id != div3.id) { |
| 88 document.getElementById("result").firstChild.data = "FAILURE: With point
er-events:none applied to div4, (" + verticalPoint + ") and (" + horizontalPoint
+ ") should be div3."; |
| 89 throw "failure"; |
| 90 } |
| 91 |
| 92 // However, descendants of pointer-events:none elements having pointer-event
s:all do |
| 93 // participate in hit testing. |
| 94 bcr = div5.getBoundingClientRect(); |
| 95 verticalPoint = [Math.floor(bcr.right - 5), Math.floor(bcr.top + bcr.height
/ 2)]; |
| 96 horizontalPoint = [Math.floor(bcr.left + bcr.width / 2), Math.floor(bcr.bott
om - 5)]; |
| 97 elem = document.elementFromPoint(verticalPoint[0], verticalPoint[1]); |
| 98 elem2 = document.elementFromPoint(horizontalPoint[0], horizontalPoint[1]); |
| 99 if (elem.id != div5.id || elem2.id != div5.id) { |
| 100 document.getElementById("result").firstChild.data = "FAILURE: With point
er-events:all applied to div5, (" + verticalPoint + ") and (" + horizontalPoint
+ ") should be div5 even though it is a descendant of a pointer-events:none elem
ent."; |
| 101 throw "failure"; |
| 102 } |
| 103 |
| 104 document.getElementById("result").firstChild.data = "SUCCESS"; |
| 105 |
| 106 </script> |
| 107 </body> |
| 108 </html> |
| OLD | NEW |
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Chromium Code Reviews
Issue 68243009:
Fix RenderBlock::nodeAtPoint() for scrollbars of hidden and pointer-events:none elements (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master