Style nested menus as drop downs on hover (#15880).

Patch by Jan Schulz-Hofen.

git-svn-id: http://svn.redmine.org/redmine/trunk@15502 e93f8b46-1217-0410-a6f0-8f06a7374b81

public/stylesheets/application.css

@@ -51,7 +51,24 @@ pre, code {font-family: Consolas, Menlo, "Liberation Mono", Courier, monospace;}
   padding: 4px 10px 4px 10px;
 }
 #main-menu li a:hover {background:#759FCF; color:#fff;}
+#main-menu li:hover ul.menu-children {display: block;}
 #main-menu li a.selected, #main-menu li a.selected:hover {background:#fff; color:#555;}
+#main-menu li a.new-object { background-color:#759FCF; }
+
+#main-menu .menu-children {
+  display: none;
+  position:absolute;
+  width: inherit;
+  z-index:1;
+  background-color:#fff;
+  border-right: 1px solid #759FCF;
+  border-bottom: 1px solid #759FCF;
+  border-left: 1px solid #759FCF;
+}
+#main-menu .menu-children li {float:left; clear:both; width:100%;}
+#main-menu .menu-children li a {color: #555; background-color:#fff; font-weight:normal;}
+#main-menu .menu-children li a:hover {color: #fff; background-color: #759FCF;}
+
 #main-menu .tabs-buttons {
   right: 6px;
   background-color: transparent;

public/themes/alternate/stylesheets/application.css

@@ -13,6 +13,15 @@ h2, h3, h4, .wiki h1, .wiki h2, .wiki h3 {border-bottom: 0px;}
 #main-menu li a { background-color: #507AAA; font-weight: bold;}
 #main-menu li a:hover { background: #507AAA; text-decoration: underline; }
 #main-menu li a.selected, #main-menu li a.selected:hover { background-color:#EEEEEE; }
+#main-menu li a.new-object { background-color:#507AAA; text-decoration: none; }
+
+#main-menu .menu-children {
+  border-right: 1px solid #507AAA;
+  border-bottom: 1px solid #507AAA;
+  border-left: 1px solid #507AAA;
+}
+#main-menu .menu-children li a:hover { background-color: #507AAA;}
+
 
 /* Tables */
 table.list tbody td, table.list tbody tr:hover td { border: solid 1px #d7d7d7; }

public/themes/classic/stylesheets/application.css

@@ -12,6 +12,15 @@ body{ color:#303030; background:#e8eaec; }
 #main-menu li a { background-color: #578bb8; border-right: 1px solid #fff; font-size: 90%; padding: 4px 8px 4px 8px; font-weight: bold; }
 #main-menu li a:hover { background-color: #80b0da; color: #ffffff; }
 #main-menu li a.selected, #main-menu li a.selected:hover { background-color: #80b0da; color: #ffffff; }
+#main-menu li a.new-object { background-color:#80b0da; }
+
+#main-menu .menu-children {
+  border-right: 1px solid #80b0da;
+  border-bottom: 1px solid #80b0da;
+  border-left: 1px solid #80b0da;
+}
+#main-menu .menu-children li a { border-right: none; }
+#main-menu .menu-children li a:hover { background-color: #80b0da }
 
 #footer { background-color: #578bb8; border: 0; color: #fff;}
 #footer a { color: #fff; font-weight: bold; }