266464 2023-12-15 00:53:37 -0800 mousedown is lost when clicking on the resize corner of an element with the resize CSS rule set 2025-06-04 17:41:56 -0700 1 1 1 Unclassified WebKit UI Events Safari Technology Preview Unspecified Unspecified RESOLVED DUPLICATE 280956 BrowserCompat, InRadar P2 Normal --- 1 artur webkit-unassigned ahmad.saleem792 a_protyasha karlcow webkit-bug-importer oldest_to_newest 1999842 0 artur 2023-12-15 00:53:37 -0800 A mousedown event on the resize corner of an element with e.g. `resize: both` can be used to know that a resizing operation has started. In Chrome and Firefox, the mousedown is fired normally when you start resizing the element. In Safari, there is no mousedown event ever. See https://jsfiddle.net/7dygb36k/11/ If you click inside the element, it logs "mousedown", "mouseup", "click" as expected If you click on the resize corner, it logs "mouseup", "click" 2000153 1 artur 2023-12-15 23:47:35 -0800 Seems pretty clear from the code here https://github.com/WebKit/WebKit/blob/931edb0a5a560a009a8ca6a23f39aa4bff6d6a5a/Source/WebCore/page/EventHandler.cpp#L1900-L1915 that mousedown is not fired 2001564 2 webkit-bug-importer 2023-12-22 00:54:14 -0800 <rdar://problem/120034785> 2121823 3 ahmad.saleem792 2025-06-04 17:41:56 -0700 Works now post https://commits.webkit.org/295846@main. *** This bug has been marked as a duplicate of bug 280956 ***