| <!DOCTYPE html> |
| <html> |
| <body> |
| <p>Test the effect of pointer-events on overflow scrollbars.</p> |
| |
| <div id="result">FAIL: script didn't run to completion.</div> |
| |
| <div id="div1" style="position: absolute; top: 100px; width: 130px; height: 340px; background-color: SeaShell; overflow: none;"> |
| Div 1 |
| </div> |
| <div id="div2" style="position: absolute; top: 120px; width: 100px; height: 300px; background-color: Salmon; overflow: auto; pointer-events: all; z-index: 1;"> |
| <div id="div2Content" style="width: 200%; height: 500px;"> |
| Div 2 |
| </div> |
| </div> |
| |
| <div id="div3" style="position: absolute; top: 100px; left: 300px; width: 300px; height: 300px; background-color: PaleTurquoise; overflow: none;"> |
| Div 3 |
| <div id="div4" style="position: absolute; top: 30px; left: 30px; width: 240px; height: 240px; background-color: MediumTurquoise; overflow: auto; pointer-events: none;"> |
| <div id="div4Content" style="width: 200%; height: 200%;"> |
| Div 4 |
| <div id="div5" style="position: absolute; top: 30px; left: 30px; width: 180px; height: 180px; background-color: DarkSeaGreen; overflow: auto; pointer-events: all;"> |
| <div id="div5Content" style="width: 200%; height: 200%;"> |
| Div 5 |
| </div> |
| </div> |
| </div> |
| </div> |
| </div> |
| |
| <script> |
| |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| var div1 = document.getElementById("div1"); |
| var div2 = document.getElementById("div2"); |
| |
| // First sanity check points that should be within div2's vertical and horizontal scrollbars |
| // when it has pointer-events:all. |
| // Subtract 5px from the right (bottom) edge to get a point within the vertical (horizontal) scrollbar. |
| var verticalPoint = [div2.offsetLeft + div2.offsetWidth - 5, div2.offsetTop + Math.floor(div2.offsetHeight / 2)]; |
| var horizontalPoint = [div2.offsetLeft + Math.floor(div2.offsetWidth / 2), div2.offsetTop + div2.offsetHeight - 5]; |
| var elem = document.elementFromPoint(verticalPoint[0], verticalPoint[1]); |
| var elem2 = document.elementFromPoint(horizontalPoint[0], horizontalPoint[1]); |
| if (elem.id != div2.id || elem2.id != div2.id) { |
| document.getElementById("result").firstChild.data = "FAILURE: The element at points (" + verticalPoint + ") and (" + horizontalPoint + ") needs to be div2. You may need to turn on overflow scrollbars temporarily. (On Mac: Change the 'Show scroll bars' setting to 'Always'.)"; |
| throw "failure"; |
| } |
| |
| // Apply pointer-events:visible to div2. |
| div2.style.pointerEvents = "visible"; |
| if (window.getComputedStyle(div2).visibility != "visible") { |
| document.getElementById("result").firstChild.data = "FAILURE: div2 needs to be visible."; |
| throw "failure"; |
| } |
| elem = document.elementFromPoint(verticalPoint[0], verticalPoint[1]); |
| elem2 = document.elementFromPoint(horizontalPoint[0], horizontalPoint[1]); |
| if (elem.id != div2.id || elem2.id != div2.id) { |
| document.getElementById("result").firstChild.data = "FAILURE: With pointer-events:visible and visibility:visible applied to div2, (" + verticalPoint + ") and (" + horizontalPoint + ") should be div2."; |
| throw "failure"; |
| } |
| |
| // Hide div2 by applying visibility:hidden. Now when we hit test div2's scrollbars, we should |
| // get div1 instead. |
| // http://lists.w3.org/Archives/Public/www-style/2013Nov/0338.html |
| div2.style.visibility = "hidden"; |
| elem = document.elementFromPoint(verticalPoint[0], verticalPoint[1]); |
| elem2 = document.elementFromPoint(horizontalPoint[0], horizontalPoint[1]); |
| if (elem.id != div1.id || elem2.id != div1.id) { |
| document.getElementById("result").firstChild.data = "FAILURE: With pointer-events:visible and visibility:hidden applied to div2, (" + verticalPoint + ") and (" + horizontalPoint + ") should be div1."; |
| throw "failure"; |
| } |
| |
| var div3 = document.getElementById("div3"); |
| var div4 = document.getElementById("div4"); |
| var div5 = document.getElementById("div5"); |
| |
| // div4 has pointer-events:none and scrollbars. Overflow scrollbars of an element having |
| // pointer-events:none do not participate in hit testing. |
| // http://lists.w3.org/Archives/Public/www-style/2013Nov/0338.html |
| var bcr = div4.getBoundingClientRect(); |
| verticalPoint = [Math.floor(bcr.right - 5), Math.floor(bcr.top + bcr.height / 2)]; |
| horizontalPoint = [Math.floor(bcr.left + bcr.width / 2), Math.floor(bcr.bottom - 5)]; |
| elem = document.elementFromPoint(verticalPoint[0], verticalPoint[1]); |
| elem2 = document.elementFromPoint(horizontalPoint[0], horizontalPoint[1]); |
| if (elem.id != div3.id || elem2.id != div3.id) { |
| document.getElementById("result").firstChild.data = "FAILURE: With pointer-events:none applied to div4, (" + verticalPoint + ") and (" + horizontalPoint + ") should be div3."; |
| throw "failure"; |
| } |
| |
| // However, descendants of pointer-events:none elements having pointer-events:all do |
| // participate in hit testing. |
| bcr = div5.getBoundingClientRect(); |
| verticalPoint = [Math.floor(bcr.right - 5), Math.floor(bcr.top + bcr.height / 2)]; |
| horizontalPoint = [Math.floor(bcr.left + bcr.width / 2), Math.floor(bcr.bottom - 5)]; |
| elem = document.elementFromPoint(verticalPoint[0], verticalPoint[1]); |
| elem2 = document.elementFromPoint(horizontalPoint[0], horizontalPoint[1]); |
| if (elem.id != div5.id || elem2.id != div5.id) { |
| document.getElementById("result").firstChild.data = "FAILURE: With pointer-events:all applied to div5, (" + verticalPoint + ") and (" + horizontalPoint + ") should be div5 even though it is a descendant of a pointer-events:none element."; |
| throw "failure"; |
| } |
| |
| document.getElementById("result").firstChild.data = "SUCCESS"; |
| |
| </script> |
| </body> |
| </html> |