<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><span class="Apple-tab-span" style="white-space:pre"> </span>In my experience, yes, it started with Xcode 8, though I don’t specifically remember extending types I was using in IB in Xcode 7.<div class=""><br class=""></div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">Jon</div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Jul 14, 2017, at 11:54 PM, David Baraff <<a href="mailto:davidbaraff@gmail.com" class="">davidbaraff@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><blockquote type="cite" style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class=""><br class="Apple-interchange-newline">On Jul 14, 2017, at 8:53 PM, Jon Shier via swift-users <<a href="mailto:swift-users@swift.org" class="">swift-users@swift.org</a>> wrote:<br class=""><br class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>Yep, known issue, fixed in Xcode 9 beta 3 according to the release notes. Hugely annoying, but comment out the extension, connect the outlet, and comment it back it and should work fine.<span class="Apple-converted-space"> </span><br class=""></blockquote><br style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">thank you! Just to clarify, this isn’t new breakage in xcode 9, but something broken in xcode 8, yes?</span><br style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">all the more reason to want swift 4 and xcode 9 then...</span><br style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><blockquote type="cite" style="font-family: Helvetica; font-size: 13px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class=""><br class=""><br class="">Jon<br class=""><br class=""><blockquote type="cite" class="">On Jul 14, 2017, at 11:51 PM, David Baraff via swift-users <<a href="mailto:swift-users@swift.org" class="">swift-users@swift.org</a>> wrote:<br class=""><br class="">TL;DR<br class="">Add an extension to UISlider and interface builder in xcode will no longer believe it has *any* actions.<br class="">Is this a known issue?<br class=""><br class=""><br class="">1. I added a UISlider to a storyboard in xcode. I right clicked on it, and saw the usual set of things, particularly, actions (sent events):<br class=""><br class=""><PastedGraphic-1.tiff><br class=""><br class="">Next, I wrote this:<br class=""><br class="">public protocol ModelDataValuedUIControl: class {<br class=""> var xxcontrolValue:Any {<br class=""> get set<br class=""> }<br class="">}<br class=""><br class="">extension UISlider : ModelDataValuedUIControl {<br class=""> public var xxcontrolValue:Any {<br class=""> get {<br class=""> return self.value<br class=""> }<br class=""><br class=""> set(newValue) {<br class=""> self.value = newValue as! Float<br class=""> }<br class=""> }<br class="">}<br class=""><br class=""><br class="">Lo and behold, after compiling, interface builder *hates* sliders, because now the rightclick menu looks like this:<br class=""><PastedGraphic-2.tiff><br class=""><br class="">_______________________________________________<br class="">swift-users mailing list<br class=""><a href="mailto:swift-users@swift.org" class="">swift-users@swift.org</a><br class="">https://lists.swift.org/mailman/listinfo/swift-users<br class=""></blockquote><br class="">_______________________________________________<br class="">swift-users mailing list<br class=""><a href="mailto:swift-users@swift.org" class="">swift-users@swift.org</a><br class=""><a href="https://lists.swift.org/mailman/listinfo/swift-users" class="">https://lists.swift.org/mailman/listinfo/swift-users</a></blockquote></div></blockquote></div><br class=""></div></body></html>