overhauled dropdowns now require use of .caret for dropdown arrow, redid the button group docs section, added the split button dropdown docs section

1 files changed, 95 insertions, 44 deletions

diff --git a/lib/button-groups.less b/lib/button-groups.less
index 3024ecd65..d2307018e 100644
--- a/lib/button-groups.less
+++ b/lib/button-groups.less
@@ -1,65 +1,116 @@
 // BUTTON GROUPS
 // -------------
 
-// Group multiple button groups together for a toolbar
+
+// Make the div behave like a button
+.btn-group {
+  position: relative;
+  .clearfix(); // clears the floated buttons
+}
+
+// Space out series of button groups
+.btn-group + .btn-group {
+  margin-left: 5px;
+}
+
+// Optional: Group multiple button groups together for a toolbar
 .btn-toolbar {
-  .clearfix();
   .btn-group {
-    float: left;
-    margin-right: 10px;
+    display: inline-block;
   }
 }
 
-// Clear the float
-.btn-group {
-  .clearfix();
-}
 // 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
-  &: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;
-  }
-  &:last-child {
-       -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
-  &.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;
-  }
-  &.large:last-child {
-       -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;
-  }
 }
+// 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 {
   z-index: 2;
 }
+
+
+// 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), 0 1px 2px rgba(0,0,0,.05);
+  .box-shadow(@shadow);
+}
+
+// Reposition menu on open and round all corners
+.btn-group.open .dropdown-menu {
+  display: block;
+  top: 30px;
+  .border-radius(5px);
+}
+.btn-group.open .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: 6px;
+  margin-left: 0;
+}
+
+// Account for other colors
+.primary,
+.danger,
+.info,
+.success {
+  .caret {
+    border-top-color: #fff;
+    .opacity(75);
+  }
+}
+