get new hover working in catalog

src/General/UI.coffee

@@ -311,7 +311,7 @@ UI = do ->
       $.off d, 'mouseup',   @up
     $.set "#{@id}.position", @style.cssText
 
-  hoverstart = ({root, el, latestEvent, endEvents, asapTest, cb, offsetX, offsetY}) ->
+  hoverstart = ({root, el, latestEvent, endEvents, asapTest, cb, offsetX, offsetY, noRemove}) ->
     o = {
       root
       el
@@ -323,6 +323,7 @@ UI = do ->
       clientWidth:  doc.clientWidth
       offsetX: offsetX or 45
       offsetY: offsetY or -120
+      noRemove
     }
     o.hover    = hover.bind    o
     o.hoverend = hoverend.bind o
@@ -339,7 +340,7 @@ UI = do ->
     $.on root, 'mousemove', o.hover
     <% if (type === 'userscript') { %>
     # Workaround for https://github.com/MayhemYDG/4chan-x/issues/377
-    o.workaround = (e) -> o.hoverend() unless root.contains e.target
+    o.workaround = (e) -> o.hoverend(e) unless root.contains e.target
     $.on doc,  'mousemove', o.workaround
     <% } %>
 
@@ -368,7 +369,7 @@ UI = do ->
 
   hoverend = (e) ->
     return if e.type is 'keydown' and e.keyCode isnt 13 or e.target.nodeName is "TEXTAREA"
-    $.rm @el if @el.parentNode is Header.hover
+    $.rm @el unless @noRemove
     $.off @root, @endEvents,  @hoverend
     $.off d,     'keydown',   @hoverend
     $.off @root, 'mousemove', @hover

src/General/css/style.css

@@ -824,10 +824,15 @@ span.hide-announcement {
 /* File */
 .fileText:hover .fntrunc,
 .fileText:not(:hover) .fnfull,
-.expanded-image > .post > .file > .fileThumb > img[data-md5],
-:not(.expanded-image) > .post > .file .full-image:not(#ihover) {
+.expanded-image > .post > .file > .fileThumb > img[data-md5] {
   display: none;
 }
+.full-image:not(#ihover) {
+  display: none;
+}
+.expanded-image > .post > .file .full-image:not(#ihover) {
+  display: inline;
+}
 .expanding {
   opacity: .5;
 }

src/Images/ImageExpand.coffee

@@ -91,7 +91,7 @@ ImageExpand =
       video.pause()
       for eventName, cb of ImageExpand.videoCB
         $.off video, eventName, cb
-      TrashQueue.add video
+      TrashQueue.add video, post
       post.file.videoControls?.map($.rm)
       delete post.file.videoControls
     $.rmClass post.nodes.root, 'expanded-image'

src/Images/ImageHover.coffee

@@ -12,7 +12,7 @@ ImageHover =
     return unless @file?.isImage or @file?.isVideo
     $.on @file.thumb, 'mouseover', ImageHover.mouseover
   catalogNode: ->
-    return unless @thread.OP.file?.isImage
+    return unless @thread.OP.file?.isImage or @thread.OP.file?.isVideo
     $.on @nodes.thumb, 'mouseover', ImageHover.mouseover
   mouseover: (e) ->
     post = if $.hasClass @, 'thumb'
@@ -29,7 +29,10 @@ ImageHover =
         src: post.file.URL
       post.file.fullImage = el
       {thumb} = post.file
-      $.after (if isVideo and Conf['Show Controls'] then thumb.parentNode else thumb), el
+      if d.body.contains thumb
+        $.after (if isVideo and Conf['Show Controls'] then thumb.parentNode else thumb), el
+      else
+        $.add Header.hover, el
     el.id = 'ihover'
     el.dataset.fullID = post.fullID
     if isVideo
@@ -44,10 +47,11 @@ ImageHover =
       latestEvent: e
       endEvents: 'mouseout click'
       asapTest: -> el[naturalHeight]
+      noRemove: true
       cb: ->
         if isVideo
           el.pause()
-          TrashQueue.add el
+          TrashQueue.add el, post
         el.removeAttribute 'id'
     $.on el, 'error', ImageHover.error
   error: ->

src/Images/TrashQueue.coffee

@@ -1,12 +1,12 @@
 TrashQueue =
   init: -> return
 
-  add: (video) ->
-    if video isnt @killNext and @killNext
-      post = Get.postFromNode @killNext
-      delete post?.file?.fullImage
+  add: (video, post) ->
+    if @killNext and video isnt @killNext
+      delete @killNextPost?.file?.fullImage
       $.rm @killNext
     @killNext = video
+    @killNextPost = post
 
   remove: (video) ->
     if video is @killNext