// // Dropdown menus // ————————————————–
// Use the .menu class on any <li> element within the topbar or ul.tabs and you'll get some superfancy dropdowns .dropup, .dropdown {
position: relative;
} .dropdown-toggle {
// The caret makes the toggle a bit too tall in IE7 *margin-bottom: -3px;
} .dropdown-toggle:active, .open .dropdown-toggle {
outline: 0;
}
// Dropdown arrow/caret // ——————– .caret {
display: inline-block; width: 0; height: 0; vertical-align: top; border-top: 4px solid @black; border-right: 4px solid transparent; border-left: 4px solid transparent; content: "";
}
// Place the caret .dropdown .caret {
margin-top: 8px; margin-left: 2px;
}
// The dropdown menu (ul) // ———————- .dropdown-menu {
position: absolute; top: 100%; left: 0; z-index: @zindexDropdown; display: none; // none by default, but block on "open" of the menu float: left; min-width: 160px; padding: 5px 0; margin: 2px 0 0; // override default ul list-style: none; background-color: @dropdownBackground; border: 1px solid #ccc; // Fallback for IE7-8 border: 1px solid @dropdownBorder; *border-right-width: 2px; *border-bottom-width: 2px; .border-radius(6px); .box-shadow(0 5px 10px rgba(0,0,0,.2)); -webkit-background-clip: padding-box; -moz-background-clip: padding; background-clip: padding-box; // Aligns the dropdown menu to right &.pull-right { right: 0; left: auto; } // Dividers (basically an hr) within the dropdown .divider { .nav-divider(@dropdownDividerTop, @dropdownDividerBottom); } // Links within the dropdown menu > li > a { display: block; padding: 3px 20px; clear: both; font-weight: normal; line-height: @baseLineHeight; color: @dropdownLinkColor; white-space: nowrap; }
}
// Hover/Focus state // ———– .dropdown-menu > li > a:hover, .dropdown-menu > li > a:focus, .dropdown-submenu:hover > a, .dropdown-submenu:focus > a {
text-decoration: none; color: @dropdownLinkColorHover; #gradient > .vertical(@dropdownLinkBackgroundHover, darken(@dropdownLinkBackgroundHover, 5%));
}
// Active state // ———— .dropdown-menu > .active > a, .dropdown-menu > .active > a:hover, .dropdown-menu > .active > a:focus {
color: @dropdownLinkColorActive; text-decoration: none; outline: 0; #gradient > .vertical(@dropdownLinkBackgroundActive, darken(@dropdownLinkBackgroundActive, 5%));
}
// Disabled state // ————– // Gray out text and ensure the hover/focus state remains gray .dropdown-menu > .disabled > a, .dropdown-menu > .disabled > a:hover, .dropdown-menu > .disabled > a:focus {
color: @grayLight;
} // Nuke hover/focus effects .dropdown-menu > .disabled > a:hover, .dropdown-menu > .disabled > a:focus {
text-decoration: none; background-color: transparent; background-image: none; // Remove CSS gradient .reset-filter(); cursor: default;
}
// Open state for the dropdown // ————————— .open {
// IE7's z-index only goes to the nearest positioned ancestor, which would // make the menu appear below buttons that appeared later on the page *z-index: @zindexDropdown; & > .dropdown-menu { display: block; }
}
// Backdrop to catch body clicks on mobile, etc. // ————————— .dropdown-backdrop {
position: fixed; left: 0; right: 0; bottom: 0; top: 0; z-index: @zindexDropdown - 10;
}
// Right aligned dropdowns // ————————— .pull-right > .dropdown-menu {
right: 0; left: auto;
}
// Allow for dropdowns to go bottom up (aka, dropup-menu) // —————————————————— // Just add .dropup after the standard .dropdown class and you're set, bro. // TODO: abstract this so that the navbar fixed styles are not placed here? .dropup, .navbar-fixed-bottom .dropdown {
// Reverse the caret .caret { border-top: 0; border-bottom: 4px solid @black; content: ""; } // Different positioning for bottom up menu .dropdown-menu { top: auto; bottom: 100%; margin-bottom: 1px; }
}
// Sub menus // ————————— .dropdown-submenu {
position: relative;
} // Default dropdowns .dropdown-submenu > .dropdown-menu {
top: 0; left: 100%; margin-top: -6px; margin-left: -1px; .border-radius(0 6px 6px 6px);
} .dropdown-submenu:hover > .dropdown-menu {
display: block;
}
// Dropups .dropup .dropdown-submenu > .dropdown-menu {
top: auto; bottom: 0; margin-top: 0; margin-bottom: -2px; .border-radius(5px 5px 5px 0);
}
// Caret to indicate there is a submenu .dropdown-submenu > a:after {
display: block; content: " "; float: right; width: 0; height: 0; border-color: transparent; border-style: solid; border-width: 5px 0 5px 5px; border-left-color: darken(@dropdownBackground, 20%); margin-top: 5px; margin-right: -10px;
} .dropdown-submenu:hover > a:after {
border-left-color: @dropdownLinkColorHover;
}
// Left aligned submenus .dropdown-submenu.pull-left {
// Undo the float // Yes, this is awkward since .pull-left adds a float, but it sticks to our conventions elsewhere. float: none; // Positioning the submenu > .dropdown-menu { left: -100%; margin-left: 10px; .border-radius(6px 0 6px 6px); }
}
// Tweak nav headers // —————– // Increase padding from 15px to 20px on sides .dropdown .dropdown-menu .nav-header {
padding-left: 20px; padding-right: 20px;
}
// Typeahead // ——— .typeahead {
z-index: 1051; margin-top: 2px; // give it some space to breathe .border-radius(@baseBorderRadius);
}