Add download functionality to Gallery, as originally intended.

Conflicts:
	builds/appchan-x.user.js
	builds/crx/script.js

src/Images/Gallery.coffee

@@ -59,8 +59,10 @@ Gallery =
     nodes.menu = new UI.Menu 'gallery'
 
     {cb} = Gallery
-    $.on nodes.frame,             'click', cb.blank
-    $.on nodes.next,              'click', cb.click
+    $.on nodes.frame, 'click', cb.blank
+    $.on nodes.next,  'click', cb.click
+    $.on nodes.name,  'click', DownloadLink.download
+
     $.on $('.gal-prev',  dialog), 'click', cb.prev
     $.on $('.gal-next',  dialog), 'click', cb.next
     $.on $('.gal-start', dialog), 'click', cb.start

src/Menu/DownloadLink.coffee

@@ -7,15 +7,7 @@ DownloadLink =
       textContent: 'Download file'
 
     # Specifying the filename with the download attribute only works for same-origin links.
-    $.on a, 'click', (e) ->
-      return true if @protocol is 'blob:'
-      e.preventDefault()
-      CrossOrigin.file @href, (blob) =>
-        if blob
-          @href = URL.createObjectURL blob
-          @click()
-        else
-          new Notice 'error', "Could not download #{@href}", 30
+    $.on a, 'click', @download
 
     Menu.menu.addEntry
       el: a
@@ -25,3 +17,13 @@ DownloadLink =
         a.href     = file.URL
         a.download = file.name
         true
+
+  download: (e) ->
+    return true if @protocol is 'blob:'
+    e.preventDefault()
+    CrossOrigin.file @href, (blob) =>
+      if blob
+        @href = URL.createObjectURL blob
+        @click()
+      else
+        new Notice 'error', "Could not download #{@href}", 30