From 64176caa972fdf925fe244cdbf1d53d82da592f4 Mon Sep 17 00:00:00 2001
From: Jacob Thornton <jacobthornton@gmail.com>
Date: Sat, 10 Sep 2011 22:14:57 -0700
Subject: add bootstrap-scrollspy

---
 js/bootstrap-modal.js                |  3 ++
 js/bootstrap-scrollspy.js            | 88 ++++++++++++++++++++++++++++++++++++
 js/tests/unit/bootstrap-modal.js     | 68 ++++++++++++++++++++--------
 js/tests/unit/bootstrap-scrollspy.js | 31 +++++++++++++
 4 files changed, 171 insertions(+), 19 deletions(-)
 create mode 100644 js/bootstrap-scrollspy.js
 create mode 100644 js/tests/unit/bootstrap-scrollspy.js

(limited to 'js')

diff --git a/js/bootstrap-modal.js b/js/bootstrap-modal.js
index a7ab252eb..f1e795668 100644
--- a/js/bootstrap-modal.js
+++ b/js/bootstrap-modal.js
@@ -59,6 +59,7 @@
       this.isShown = true
 
       _.escape.call(this)
+
       _.backdrop.call(this, function () {
         that.$element
           .appendTo(document.body)
@@ -133,6 +134,8 @@
         $.support.transition && this.$element.hasClass('fade')?
           this.$backdrop.one(transitionEnd, removeElement) :
           removeElement()
+      } else {
+        callback()
       }
     }
 
diff --git a/js/bootstrap-scrollspy.js b/js/bootstrap-scrollspy.js
new file mode 100644
index 000000000..c492e2fee
--- /dev/null
+++ b/js/bootstrap-scrollspy.js
@@ -0,0 +1,88 @@
+/* =============================================================
+ * bootstrap-scrollspy.js
+ * http://twitter.github.com/bootstrap/javascript.html#scrollspy
+ * =============================================================
+ * Copyright 2011 Twitter, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ==============================================================
+ */
+
+!function ( $ ) {
+
+  var $window = $(window)
+
+  function ScrollSpy( topbar ) {
+    var processScroll = $.proxy(this.processScroll, this)
+    this.$topbar = $(topbar)
+    this.setup()
+    this.$topbar
+      .delegate('li > a', 'click', processScroll)
+      .bind('topbar:refresh', $.proxy(this.setup, this))
+    $window.scroll(processScroll)
+    this.processScroll()
+  }
+
+  ScrollSpy.prototype = {
+
+      setup: function () {
+        this.targets = this.$topbar.find('li > a').map(function () {
+          var href = $(this).attr('href')
+          return /^#\w/.test(href) && $(href).length ? href : null
+        })
+
+        this.offsets = $.map(this.targets, function (id) {
+          return $(id).offset().top
+        })
+      }
+
+    , processScroll: function () {
+        var scrollTop = $window.scrollTop() + 10
+          , offsets = this.offsets
+          , targets = this.targets
+          , activeTarget = this.activeTarget
+          , i
+
+        for (i = offsets.length; i--;) {
+          activeTarget != targets[i]
+            && scrollTop >= offsets[i]
+            && (!offsets[i + 1] || scrollTop <= offsets[i + 1])
+            && this.activateButton( targets[i] )
+        }
+      }
+
+    , activateButton: function (target) {
+        this.activeTarget = target
+
+        this.$topbar
+          .find('.active')
+          .removeClass('active')
+
+        this.$topbar
+          .find('a[href=' + target + ']')
+          .parent('li')
+          .addClass('active')
+      }
+
+  }
+
+  /* SCROLLSPY PLUGIN DEFINITION
+   * =========================== */
+
+  $.fn.scrollSpy = function() {
+    return this.each(function () {
+      new ScrollSpy(this)
+    })
+  }
+
+}( jQuery || ender )
\ No newline at end of file
diff --git a/js/tests/unit/bootstrap-modal.js b/js/tests/unit/bootstrap-modal.js
index cfdf4064d..513d28780 100644
--- a/js/tests/unit/bootstrap-modal.js
+++ b/js/tests/unit/bootstrap-modal.js
@@ -17,40 +17,70 @@ $(function () {
       })
 
       test("should insert into dom when modal:show event is called", function () {
+        stop()
         $.support.transition = false
         var div = $("<div id='modal-test'></div>")
-        div.modal().trigger("modal:show")
-        ok($('#modal-test').length, 'modal insterted into dom')
-        div.remove()
+        div
+          .modal()
+          .trigger("modal:show")
+          .bind("modal:shown", function () {
+            ok($('#modal-test').length, 'modal insterted into dom')
+            start()
+            div.remove()
+          })
       })
 
-      test("should remove from dom when close is called", function () {
+      test("should remove from dom when modal:hide is called", function () {
+        stop()
         $.support.transition = false
         var div = $("<div id='modal-test'></div>")
-        div.modal().trigger("modal:show")
-        ok($('#modal-test').length, 'modal insterted into dom')
-        div.trigger("modal:hide")
-        ok(!$('#modal-test').length, 'modal removed from dom')
-        div.remove()
+        div
+          .modal()
+          .trigger("modal:show")
+          .bind("modal:shown", function () {
+            ok($('#modal-test').length, 'modal insterted into dom')
+            div.trigger("modal:hide")
+          })
+          .bind("modal:hidden", function() {
+            ok(!$('#modal-test').length, 'modal removed from dom')
+            start()
+            div.remove()
+          })
       })
 
       test("should toggle when toggle is called", function () {
+        stop()
         $.support.transition = false
         var div = $("<div id='modal-test'></div>")
-        div.modal().trigger("modal:toggle")
-        ok($('#modal-test').length, 'modal insterted into dom')
-        div.trigger("modal:toggle")
-        ok(!$('#modal-test').length, 'modal removed from dom')
-        div.remove()
+        div
+          .modal()
+          .trigger("modal:toggle")
+          .bind("modal:shown", function () {
+            ok($('#modal-test').length, 'modal insterted into dom')
+            div.trigger("modal:toggle")
+          })
+          .bind("modal:hidden", function() {
+            ok(!$('#modal-test').length, 'modal removed from dom')
+            start()
+            div.remove()
+          })
       })
 
       test("should remove from dom when click .close", function () {
+        stop()
         $.support.transition = false
         var div = $("<div id='modal-test'><span class='close'></span></div>")
-        div.modal().trigger("modal:toggle")
-        ok($('#modal-test').length, 'modal insterted into dom')
-        div.find('.close').click()
-        ok(!$('#modal-test').length, 'modal removed from dom')
-        div.remove()
+        div
+          .modal()
+          .trigger("modal:toggle")
+          .bind("modal:shown", function () {
+            ok($('#modal-test').length, 'modal insterted into dom')
+            div.find('.close').click()
+          })
+          .bind("modal:hidden", function() {
+            ok(!$('#modal-test').length, 'modal removed from dom')
+            start()
+            div.remove()
+          })
       })
 })
\ No newline at end of file
diff --git a/js/tests/unit/bootstrap-scrollspy.js b/js/tests/unit/bootstrap-scrollspy.js
new file mode 100644
index 000000000..b9b309062
--- /dev/null
+++ b/js/tests/unit/bootstrap-scrollspy.js
@@ -0,0 +1,31 @@
+$(function () {
+
+    module("bootstrap-scrollspy")
+
+      test("should be defined on jquery object", function () {
+        ok($(document.body).scrollspy, 'scrollspy method is defined')
+      })
+
+      test("should return element", function () {
+        ok($(document.body).scrollspy()[0] == document.body, 'document.body returned')
+      })
+
+      test("should switch active class on scroll", function () {
+        var sectionHTML = '<div id="masthead"></div>'
+          , $section = $(sectionHTML).append('#qunit-runoff')
+          , topbarHTML ='<div class="topbar">'
+          + '<div class="topbar-inner">'
+          + '<div class="container">'
+          + '<h3><a href="#">Bootstrap</a></h3>'
+          + '<ul class="nav">'
+          + '<li><a href="#masthead">Overview</a></li>'
+          + '</ul>'
+          + '</div>'
+          + '</div>'
+          + '</div>'
+          , $topbar = $(topbarHTML).topbar()
+
+        ok(topbar.find('.active', true)
+      })
+
+})
\ No newline at end of file
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