49.txt

[1] [CITE[IRC logs: freenode / #whatwg / 20081207]] ([TIME[2008-12-10 07:23:14 +09:00]] 版) <http://krijnhoetmer.nl/irc-logs/whatwg/20081207#l-206>

[[文脈メニュー]]が表示されるタイミングが環境によって異なるので ([[Mac]] では [[mousedown]]、
[[Windows]] では [[mouseup]])、 [[contextmenu]] が[[発火]]されるタイミングも環境依存。

[2] [CITE@en-US[HTML5 context menus in Firefox (Screencast and Code) ✩ Mozilla Hacks – the Web developer blog]]
([TIME[2015-07-14 21:26:44 +09:00]] 版)
<https://hacks.mozilla.org/2011/11/html5-context-menus-in-firefox-screencast-and-code/>

[3] [CITE@en[Editorial: synchronize with the DOM Standard · whatwg/html@21c6ec7]]
([TIME[2016-03-20 18:13:58 +09:00]] 版)
<https://github.com/whatwg/html/commit/21c6ec77594eb89b836d4872222f5916910967fd>

[4] [CITE@en[Remove <button type=menu>]]
([[domenic]]著, [TIME[2017-02-09 23:55:10 +09:00]])
<https://github.com/whatwg/html/commit/916e1b9f6bea48cb117ddd056ea025adaa629384>

[5] [CITE@en[Editorial: contextmenu uses MouseEvent]]
([[SaschaNaz]]著, [TIME[2017-04-02 23:43:48 +09:00]])
<https://github.com/whatwg/html/commit/74976ccad3e4332ad921b624c2c55219173336e9>

[6] [CITE@en[Remove the context menu feature]]
([[domenic]]著, [TIME[2017-06-09 03:16:29 +09:00]])
<https://github.com/whatwg/html/commit/e7e8c88ecdd7cdc96171f05ab6fe23b56dd48d8a>