Apply styling and tweaks to autocomplete dropdown

app/assets/javascripts/lib/category_autocomplete.js.coffee

@@ -14,4 +14,36 @@ $.widget( "custom.catcomplete",  $.ui.autocomplete,
       if item.category?
         li.attr('aria-label', item.category + " : " + item.label)
+
+  _renderItem: (ul, item) ->
+    # Highlight occurrences
+    item.label = item.label.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + $.ui.autocomplete.escapeRegex(this.term) + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>");
+
+    return $( "<li></li>" )
+        .data( "item.autocomplete", item )
+        .append( "<a>#{item.label}</a>" )
+        .appendTo( ul );
+
+  _resizeMenu: ->
+    if (isNaN(this.options.maxShowItems))
+      return
+
+    ul = this.menu.element.css(overflowX: '', overflowY: '', width: '', maxHeight: '')
+
+    lis = ul.children('li').css('whiteSpace', 'nowrap');
+
+    if (lis.length > this.options.maxShowItems)
+      ulW = ul.prop('clientWidth')
+
+      ul.css(
+            overflowX: 'hidden'
+            overflowY: 'auto'
+            maxHeight: lis.eq(0).outerHeight() * this.options.maxShowItems + 1
+          )
+
+      barW = ulW - ul.prop('clientWidth');
+      ul.width('+=' + barW);
+
+    # Original code from jquery.ui.autocomplete.js _resizeMenu()
+    ul.outerWidth(Math.max(ul.outerWidth() + 1, this.element.outerWidth()));
   )

app/assets/javascripts/search_autocomplete.js.coffee

@@ -24,7 +24,10 @@ class @SearchAutocomplete
     @scopeInputEl = @$('#scope')
     @saveOriginalState()
-    @createAutocomplete()
+
+    if @locationBadgeEl.is(':empty')
+      @createAutocomplete()
+
     @bindEvents()
   $: (selector) ->
@@ -66,6 +69,12 @@ class @SearchAutocomplete
       appendTo: 'form.navbar-form'
       source: @autocompletePath + @query
       minLength: 1
+      maxShowItems: 15
+      position:
+        # { my: "left top", at: "left bottom", collision: "none" }
+        my: "left-10 top+9"
+        at: "left bottom"
+        collision: "none"
       close: (e) ->
         e.preventDefault()
@@ -89,7 +98,9 @@ class @SearchAutocomplete
   bindEvents: ->
-    @searchInput.on 'keydown', @onSearchKeyDown
+    @searchInput.on 'keydown', @onSearchInputKeyDown
+    @searchInput.on 'focus', @onSearchInputFocus
+    @searchInput.on 'blur', @onSearchInputBlur
     @wrap.on 'click', '.remove-badge', @onRemoveLocationBadgeClick
   onRemoveLocationBadgeClick: (e) =>
@@ -97,7 +108,7 @@ class @SearchAutocomplete
     @removeLocationBadge()
     @searchInput.focus()
-  onSearchKeyDown: (e) =>
+  onSearchInputKeyDown: (e) =>
     # Remove tag when pressing backspace and input search is empty
     if e.keyCode is @keyCode.BACKSPACE and e.currentTarget.value is ''
       @removeLocationBadge()
@@ -106,14 +117,24 @@ class @SearchAutocomplete
     else if e.keyCode is @keyCode.ESCAPE
       @restoreOriginalState()
     else
-      # Create new autocomplete instance if it's not created
-      @createAutocomplete() unless @catcomplete?
+      # Create new autocomplete if hasn't been created yet and there's no badge
+      if !@catComplete? and @locationBadgeEl.is(':empty')
+        @createAutocomplete()
+
+  onSearchInputFocus: =>
+    @wrap.addClass('search-active')
+
+  onSearchInputBlur: =>
+    @wrap.removeClass('search-active')
+
+    # If input is blank then restore state
+    @restoreOriginalState() if @searchInput.val() is ''
   addLocationBadge: (item) ->
     category = if item.category? then "#{item.category}: " else ''
     value = if item.value? then item.value else ''
-    html = "<span class='label label-primary'>
+    html = "<span class='location-badge'>
               <i class='location-text'>#{category}#{value}</i>
               <a class='remove-badge' href='#'>x</a>
             </span>"
@@ -160,5 +181,5 @@ class @SearchAutocomplete
     location.href = result.url
   destroyAutocomplete: ->
-    @catComplete.destroy() if @catcomplete?
+    @catComplete.destroy() if @catComplete?
     @catComplete = null

app/assets/stylesheets/framework/forms.scss

@@ -6,40 +6,6 @@ input {
   border-radius: $border-radius-base;
 }
-input[type='search'] {
-  background-color: white;
-  padding-left: 10px;
-}
-
-input[type='search'].search-input {
-  background-repeat: no-repeat;
-  background-position: 10px;
-  background-size: 16px;
-  background-position-x: 30%;
-  padding-left: 10px;
-  background-color: $gray-light;
-
-  &.search-input[value=""] {
-    background-image: url('data:image/png;base64,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');
-  }
-
-  &.search-input::-webkit-input-placeholder {
-    text-align: center;
-  }
-
-  &.search-input:-moz-placeholder { /* Firefox 18- */
-    text-align: center;
-  }
-
-  &.search-input::-moz-placeholder {  /* Firefox 19+ */
-    text-align: center;
-  }
-
-  &.search-input:-ms-input-placeholder {
-    text-align: center;
-  }
-}
-
 input[type='text'].danger {
   background: #f2dede!important;
   border-color: #d66;

app/assets/stylesheets/framework/header.scss

@@ -112,26 +112,6 @@ header {
     }
   }
-  .search {
-    margin-right: 10px;
-    margin-left: 10px;
-    margin-top: ($header-height - 36) / 2;
-
-    form {
-      margin: 0;
-      padding: 0;
-    }
-
-    .search-input {
-      width: 220px;
-
-      &:focus {
-        @include box-shadow(none);
-        outline: none;
-      }
-    }
-  }
-
   .impersonation i {
     color: $red-normal;
   }

app/assets/stylesheets/framework/jquery.scss

@@ -23,9 +23,39 @@
     padding: 0;
     margin-top: 2px;
     z-index: 1001;
-    .ui-menu-item a {
-      padding: 4px 10px;
+    width: 240px;
+    margin-bottom: 0;
+    padding: 10px 10px;
+    font-size: 14px;
+    font-weight: normal;
+    background-color: $dropdown-bg;
+    border: 1px solid $dropdown-border-color;
+    border-radius: $border-radius-base;
+    box-shadow: 0 2px 4px $dropdown-shadow-color;
+    .ui-menu-item {
+      display: block;
+      position: relative;
+      padding: 0 10px;
+      color: $dropdown-link-color;
+      line-height: 34px;
+      text-overflow: ellipsis;
+      border-radius: 2px;
+      white-space: nowrap;
+      overflow: hidden;
+      border: none;
+
+      &.ui-state-focus {
+        background-color: $dropdown-link-hover-bg;
+        text-decoration: none;
+        margin: 0;
+      }
+    }
+
+    .ui-autocomplete-category {
+      text-transform: uppercase;
+      font-size: 11px;
+      color: #7f8fa4;
     }
   }

app/assets/stylesheets/pages/search.scss

@@ -21,3 +21,73 @@
   }
 }
+
+.search {
+  margin-right: 10px;
+  margin-left: 10px;
+  margin-top: ($header-height - 35) / 2;
+
+  &.search-active {
+    form {
+      @extend .form-control:focus;
+    }
+
+    .location-badge {
+      @include transition(all .15s);
+      background-color: $input-border-focus;
+      color: $white-light;
+    }
+  }
+
+  form {
+    @extend .form-control;
+    margin: 0;
+    padding: 4px;
+    width: 350px;
+    line-height:  24px;
+    overflow: hidden;
+  }
+
+  .location-text {
+    font-style: normal;
+  }
+
+  .remove-badge {
+    display: none;
+  }
+
+  .search-input {
+    border: none;
+    font-size: 14px;
+    outline: none;
+    padding: 0;
+    margin-left: 2px;
+    line-height: 25px;
+    width: 100%;
+  }
+
+  .location-badge {
+    line-height: 25px;
+    padding: 0 5px;
+    border-radius: 2px;
+    font-size: 14px;
+    font-style: normal;
+    color: #AAAAAA;
+    display: inline-block;
+    background-color: #F5F5F5;
+    vertical-align: top;
+  }
+
+  .search-input-container {
+    display: flex;
+  }
+
+  .search-location-badge, .search-input-wrap {
+    // Fallback if flex is not supported
+    display: inline-block;
+  }
+
+  .search-input-wrap {
+    width: 100%;
+  }
+}

app/helpers/search_helper.rb

@@ -48,20 +48,19 @@ module SearchHelper
   # Autocomplete results for the current project, if it's defined
   def project_autocomplete
     if @project && @project.repository.exists? && @project.repository.root_ref
-      prefix = "Project - " + search_result_sanitize(@project.name_with_namespace)
       ref    = @ref || @project.repository.root_ref
       [
-        { category: prefix, label: "Files",          url: namespace_project_tree_path(@project.namespace, @project, ref) },
-        { category: prefix, label: "Commits",        url: namespace_project_commits_path(@project.namespace, @project, ref) },
-        { category: prefix, label: "Network",        url: namespace_project_network_path(@project.namespace, @project, ref) },
-        { category: prefix, label: "Graph",          url: namespace_project_graph_path(@project.namespace, @project, ref) },
-        { category: prefix, label: "Issues",         url: namespace_project_issues_path(@project.namespace, @project) },
-        { category: prefix, label: "Merge Requests", url: namespace_project_merge_requests_path(@project.namespace, @project) },
-        { category: prefix, label: "Milestones",     url: namespace_project_milestones_path(@project.namespace, @project) },
-        { category: prefix, label: "Snippets",       url: namespace_project_snippets_path(@project.namespace, @project) },
-        { category: prefix, label: "Members",        url: namespace_project_project_members_path(@project.namespace, @project) },
-        { category: prefix, label: "Wiki",           url: namespace_project_wikis_path(@project.namespace, @project) },
+        { category: "Current Project", label: "Files",          url: namespace_project_tree_path(@project.namespace, @project, ref) },
+        { category: "Current Project", label: "Commits",        url: namespace_project_commits_path(@project.namespace, @project, ref) },
+        { category: "Current Project", label: "Network",        url: namespace_project_network_path(@project.namespace, @project, ref) },
+        { category: "Current Project", label: "Graph",          url: namespace_project_graph_path(@project.namespace, @project, ref) },
+        { category: "Current Project", label: "Issues",         url: namespace_project_issues_path(@project.namespace, @project) },
+        { category: "Current Project", label: "Merge Requests", url: namespace_project_merge_requests_path(@project.namespace, @project) },
+        { category: "Current Project", label: "Milestones",     url: namespace_project_milestones_path(@project.namespace, @project) },
+        { category: "Current Project", label: "Snippets",       url: namespace_project_snippets_path(@project.namespace, @project) },
+        { category: "Current Project", label: "Members",        url: namespace_project_project_members_path(@project.namespace, @project) },
+        { category: "Current Project", label: "Wiki",           url: namespace_project_wikis_path(@project.namespace, @project) },
       ]
     else
       []

app/views/layouts/_search.html.haml

-.search
-  = form_tag search_path, method: :get, class: 'navbar-form pull-left' do |f|
-    = render 'shared/location_badge'
-    = search_field_tag "search", nil, placeholder: 'Search', class: "search-input form-control", spellcheck: false, tabindex: "1"
-    = hidden_field_tag :group_id, @group.try(:id)
+.search.search-form
+  = form_tag search_path, method: :get, class: 'navbar-form' do |f|
+    .search-input-container
+      .search-location-badge
+        = render 'shared/location_badge'
+      .search-input-wrap
+        = search_field_tag "search", nil, placeholder: 'Search', class: "search-input", spellcheck: false, tabindex: "1", autocomplete: 'off'
+    = hidden_field_tag :group_id, @group.try(:id)
     = hidden_field_tag :project_id, @project && @project.persisted? ? @project.id : ''
     - if @project && @project.persisted?

app/views/shared/_location_badge.html.haml

@@ -3,11 +3,10 @@
 - if controller.controller_path =~ /^projects/
   - label = 'This project'
-.search-location-badge
-  - if label.present?
-    %span.label.label-primary
-      %i.location-text
-        = label
-      %a.remove-badge{href: '#'}
-        x
+- if label.present?
+  %span.location-badge
+    %i.location-text
+      = label
+    %a.remove-badge{href: '#'}
+      x