Use native inputs in whitespace dropdown

Author: silverwind

templates/repo/diff/whitespace_dropdown.tmpl

@@ -3,20 +3,20 @@
 	{{svg "octicon-triangle-down" 14 "dropdown icon"}}
 	<div class="menu">
 		<a class="item" href="?style={{if .IsSplitStyle}}split{{else}}unified{{end}}&whitespace=show-all">
-			<i class="circle {{if eq .WhitespaceBehavior "show-all"}}dot{{else}}outline{{end}} icon"></i>
-			{{.locale.Tr "repo.diff.whitespace_show_everything"}}
+			<input id="whitespace-show-all" class="mr-3 pointer-events-none" type="radio"{{if eq .WhitespaceBehavior "show-all"}} checked{{end}}>
+			<label for="whitespace-show-all" class="pointer-events-none">{{.locale.Tr "repo.diff.whitespace_show_everything"}}</label>
 		</a>
 		<a class="item" href="?style={{if .IsSplitStyle}}split{{else}}unified{{end}}&whitespace=ignore-all">
-			<i class="circle {{if eq .WhitespaceBehavior "ignore-all"}}dot{{else}}outline{{end}} icon"></i>
-			{{.locale.Tr "repo.diff.whitespace_ignore_all_whitespace"}}
+			<input id="whitespace-ignore-all" class="mr-3 pointer-events-none" type="radio"{{if eq .WhitespaceBehavior "ignore-all"}} checked{{end}}>
+			<label for="whitespace-ignore-all" class="pointer-events-none">{{.locale.Tr "repo.diff.whitespace_ignore_all_whitespace"}}<label>
 		</a>
 		<a class="item" href="?style={{if .IsSplitStyle}}split{{else}}unified{{end}}&whitespace=ignore-change">
-			<i class="circle {{if eq .WhitespaceBehavior "ignore-change"}}dot{{else}}outline{{end}} icon"></i>
-			{{.locale.Tr "repo.diff.whitespace_ignore_amount_changes"}}
+			<input id="whitespace-ignore-change" class="mr-3 pen" type="radio"{{if eq .WhitespaceBehavior "ignore-change"}} checked{{end}}>
+			<label for="whitespace-ignore-change" class="pen">{{.locale.Tr "repo.diff.whitespace_ignore_amount_changes"}}</label>
 		</a>
 		<a class="item" href="?style={{if .IsSplitStyle}}split{{else}}unified{{end}}&whitespace=ignore-eol">
-			<i class="circle {{if eq .WhitespaceBehavior "ignore-eol"}}dot{{else}}outline{{end}} icon"></i>
-			{{.locale.Tr "repo.diff.whitespace_ignore_at_eol"}}
+			<input id="whitespace-ignore-eol" class="mr-3 pointer-events-none" type="radio"{{if eq .WhitespaceBehavior "ignore-eol"}} checked{{end}}>
+			<label for="whitespace-ignore-eol" class="pointer-events-none">{{.locale.Tr "repo.diff.whitespace_ignore_at_eol"}}</label>
 		</a>
 	</div>
 </div>

web_src/less/helpers.less

@@ -19,6 +19,9 @@
 .h-100 { height: 100% !important; }
 .br-0 { border-radius: 0 !important; }
 
+/* below class names match tailwind.css */
+.pointer-events-none { pointer-events: none !important; }
+
 .mono {
   font-family: var(--fonts-monospace) !important;
   font-size: .9em !important; /* compensate for monospace fonts being usually slightly larger */