Updating Horizon to use LESS.

This changes all of the Bootstrap CSS and Horizon
CSS to use LESS. Horizon's specific CSS will be
organized into separate files in another commit,
as it is outside the scope of this BP.

We are also now packing LESS 1.3.0 directly within
Horizon.

Implementation of Blueprint transition-to-lesscss

Change-Id: Ie4be8b28ab3ce04ea21d7d5cd49c2ccb66bd8ade

1 files changed, 148 insertions, 0 deletions

diff --git a/openstack_dashboard/static/bootstrap/less/button-groups.less b/openstack_dashboard/static/bootstrap/less/button-groups.less
new file mode 100644
index 00000000..a04220a9
--- /dev/null
+++ b/openstack_dashboard/static/bootstrap/less/button-groups.less
@@ -0,0 +1,148 @@
+// BUTTON GROUPS
+// -------------
+
+
+// Make the div behave like a button
+.btn-group {
+  position: relative;
+  .clearfix(); // clears the floated buttons
+  .ie7-restore-left-whitespace();
+}
+
+// Space out series of button groups
+.btn-group + .btn-group {
+  margin-left: 5px;
+}
+
+// Optional: Group multiple button groups together for a toolbar
+.btn-toolbar {
+  margin-top: @baseLineHeight / 2;
+  margin-bottom: @baseLineHeight / 2;
+  .btn-group {
+    display: inline-block;
+    .ie7-inline-block();
+  }
+}
+
+// Float them, remove border radius, then re-add to first and last elements
+.btn-group .btn {
+  position: relative;
+  float: left;
+  margin-left: -1px;
+  .border-radius(0);
+}
+// Set corners individual because sometimes a single button can be in a .btn-group and we need :first-child and :last-child to both match
+.btn-group .btn:first-child {
+  margin-left: 0;
+     -webkit-border-top-left-radius: 4px;
+         -moz-border-radius-topleft: 4px;
+             border-top-left-radius: 4px;
+  -webkit-border-bottom-left-radius: 4px;
+      -moz-border-radius-bottomleft: 4px;
+          border-bottom-left-radius: 4px;
+}
+.btn-group .btn:last-child,
+.btn-group .dropdown-toggle {
+     -webkit-border-top-right-radius: 4px;
+         -moz-border-radius-topright: 4px;
+             border-top-right-radius: 4px;
+  -webkit-border-bottom-right-radius: 4px;
+      -moz-border-radius-bottomright: 4px;
+          border-bottom-right-radius: 4px;
+}
+// Reset corners for large buttons
+.btn-group .btn.large:first-child {
+  margin-left: 0;
+     -webkit-border-top-left-radius: 6px;
+         -moz-border-radius-topleft: 6px;
+             border-top-left-radius: 6px;
+  -webkit-border-bottom-left-radius: 6px;
+      -moz-border-radius-bottomleft: 6px;
+          border-bottom-left-radius: 6px;
+}
+.btn-group .btn.large:last-child,
+.btn-group .large.dropdown-toggle {
+     -webkit-border-top-right-radius: 6px;
+         -moz-border-radius-topright: 6px;
+             border-top-right-radius: 6px;
+  -webkit-border-bottom-right-radius: 6px;
+      -moz-border-radius-bottomright: 6px;
+          border-bottom-right-radius: 6px;
+}
+
+// On hover/focus/active, bring the proper btn to front
+.btn-group .btn:hover,
+.btn-group .btn:focus,
+.btn-group .btn:active,
+.btn-group .btn.active {
+  z-index: 2;
+}
+
+// On active and open, don't show outline
+.btn-group .dropdown-toggle:active,
+.btn-group.open .dropdown-toggle {
+  outline: 0;
+}
+
+
+
+// Split button dropdowns
+// ----------------------
+
+// Give the line between buttons some depth
+.btn-group .dropdown-toggle {
+  padding-left: 8px;
+  padding-right: 8px;
+  @shadow: inset 1px 0 0 rgba(255,255,255,.125), inset 0 1px 0 rgba(255,255,255,.2), 0 1px 2px rgba(0,0,0,.05);
+  .box-shadow(@shadow);
+  *padding-top: 5px;
+  *padding-bottom: 5px;
+}
+
+.btn-group.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;
+
+  // Reposition menu on open and round all corners
+  .dropdown-menu {
+    display: block;
+    margin-top: 1px;
+    .border-radius(5px);
+  }
+
+  .dropdown-toggle {
+    background-image: none;
+    @shadow: inset 0 1px 6px rgba(0,0,0,.15), 0 1px 2px rgba(0,0,0,.05);
+    .box-shadow(@shadow);
+  }
+}
+
+// Reposition the caret
+.btn .caret {
+  margin-top: 7px;
+  margin-left: 0;
+}
+.btn:hover .caret,
+.open.btn-group .caret {
+  .opacity(100);
+}
+
+
+// Account for other colors
+.btn-primary,
+.btn-danger,
+.btn-info,
+.btn-success,
+.btn-inverse {
+  .caret {
+    border-top-color: @white;
+    .opacity(75);
+  }
+}
+
+// Small button dropdowns
+.btn-small .caret {
+  margin-top: 4px;
+}
+