Redmine 3.3.1 から 3.4.2 にアップグレード時の CSS の対応

_memo.md

• http://www.redmine.org/issues/23310 に対応していない theme の場合、表示が崩れる
• 暫定対応として、デフォルトテーマの CSS を一部そのまま使う
  • public/stylesheets/project_jump.css を設置
  • app/views/layouts/base.html.erb で project_jump.css を読み込むように修正

base.html.erb.patch

diff --git a/app/views/layouts/base.html.erb b/app/views/layouts/base.html.erb
index 4cdefbd..6261daa 100644
--- a/app/views/layouts/base.html.erb
+++ b/app/views/layouts/base.html.erb
@@ -10,6 +10,7 @@
 <%= csrf_meta_tag %>
 <%= favicon %>
 <%= stylesheet_link_tag 'jquery/jquery-ui-1.11.0', 'application', 'responsive', :media => 'all' %>
+<%= stylesheet_link_tag 'project_jump', :media => 'all' %>
 <%= stylesheet_link_tag 'rtl', :media => 'all' if l(:direction) == 'rtl' %>
 <%= javascript_heads %>
 <%= heads_for_theme %>

project_jump.css

#project-jump.drdn {width:200px;display:inline-block;}
#project-jump .drdn-trigger {
  display:inline-block;
  border-radius:3px;
  border:1px solid #ccc;
  margin:0 !important;
  vertical-align:middle;
  color:#555;
}
#project-jump .drdn-content {width:280px;}

.drdn-content {
   display:none;
   position:absolute;
   right:0px;
   top:25px;
   min-width:100px;
   background-color:#fff;
   border:1px solid #ccc;
   border-radius:4px;
   color:#555;
   z-index:99;
}
.drdn.expanded .drdn-trigger {background-image:url(../images/sort_asc.png);}
.drdn.expanded .drdn-content {display:block;}

.drdn-content .quick-search {margin:8px;}
.drdn-content .autocomplete {box-sizing: border-box; width:100% !important; height:28px;}
.drdn-content .autocomplete:focus {border-color:#5ad;}
.drdn-items {max-height:400px; overflow:auto;}
div + .drdn-items {border-top:1px solid #ccc;}
.drdn-items>* {
  display:block;
  border:1px solid #fff;
  color:#555 !important;
  overflow:hidden;
  text-overflow: ellipsis;
  white-space:nowrap;
  padding:4px 8px;
}
.drdn-items>a:hover {text-decoration:none; background-color:#759FCF; color:#fff !important;}
.drdn-items>*:focus {border:1px dotted #bbb;}

.drdn-items.selection>*:before {
  content:' ';
  display:inline-block;
  line-height:1em;
  width:1em;
  height:1em;
  margin-right:4px;
  font-weight:bold;
}
.drdn-items.selection>*.selected:before {
  content:"\2713 ";
}
.drdn-items.selection:empty {
  border: none;
}
.drdn-items>span {color:#999;}