modal.js in twitter-bootswatch-rails-3.3.2.0

- old
+ new

@@ -1,10 +1,10 @@
 /* ========================================================================
- * Bootstrap: modal.js v3.2.0
+ * Bootstrap: modal.js v3.3.2
  * http://getbootstrap.com/javascript/#modals
  * ========================================================================
- * Copyright 2011-2014 Twitter, Inc.
+ * Copyright 2011-2015 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * ======================================================================== */
 
 
 +function ($) {
@@ -28,12 +28,15 @@
           this.$element.trigger('loaded.bs.modal')
         }, this))
     }
   }
 
-  Modal.VERSION  = '3.2.0'
+  Modal.VERSION  = '3.3.2'
 
+  Modal.TRANSITION_DURATION = 300
+  Modal.BACKDROP_TRANSITION_DURATION = 150
+
   Modal.DEFAULTS = {
     backdrop: true,
     keyboard: true,
     show: true
   }
@@ -51,14 +54,15 @@
     if (this.isShown || e.isDefaultPrevented()) return
 
     this.isShown = true
 
     this.checkScrollbar()
+    this.setScrollbar()
     this.$body.addClass('modal-open')
 
-    this.setScrollbar()
     this.escape()
+    this.resize()
 
     this.$element.on('click.dismiss.bs.modal', '[data-dismiss="modal"]', $.proxy(this.hide, this))
 
     this.backdrop(function () {
       var transition = $.support.transition && that.$element.hasClass('fade')
@@ -69,10 +73,13 @@
 
       that.$element
         .show()
         .scrollTop(0)
 
+      if (that.options.backdrop) that.adjustBackdrop()
+      that.adjustDialog()
+
       if (transition) {
         that.$element[0].offsetWidth // force reflow
       }
 
       that.$element
@@ -86,11 +93,11 @@
       transition ?
         that.$element.find('.modal-dialog') // wait for modal to slide in
           .one('bsTransitionEnd', function () {
             that.$element.trigger('focus').trigger(e)
           })
-          .emulateTransitionEnd(300) :
+          .emulateTransitionEnd(Modal.TRANSITION_DURATION) :
         that.$element.trigger('focus').trigger(e)
     })
   }
 
   Modal.prototype.hide = function (e) {
@@ -102,14 +109,12 @@
 
     if (!this.isShown || e.isDefaultPrevented()) return
 
     this.isShown = false
 
-    this.$body.removeClass('modal-open')
-
-    this.resetScrollbar()
     this.escape()
+    this.resize()
 
     $(document).off('focusin.bs.modal')
 
     this.$element
       .removeClass('in')
@@ -117,11 +122,11 @@
       .off('click.dismiss.bs.modal')
 
     $.support.transition && this.$element.hasClass('fade') ?
       this.$element
         .one('bsTransitionEnd', $.proxy(this.hideModal, this))
-        .emulateTransitionEnd(300) :
+        .emulateTransitionEnd(Modal.TRANSITION_DURATION) :
       this.hideModal()
   }
 
   Modal.prototype.enforceFocus = function () {
     $(document)
@@ -133,22 +138,33 @@
       }, this))
   }
 
   Modal.prototype.escape = function () {
     if (this.isShown && this.options.keyboard) {
-      this.$element.on('keyup.dismiss.bs.modal', $.proxy(function (e) {
+      this.$element.on('keydown.dismiss.bs.modal', $.proxy(function (e) {
         e.which == 27 && this.hide()
       }, this))
     } else if (!this.isShown) {
-      this.$element.off('keyup.dismiss.bs.modal')
+      this.$element.off('keydown.dismiss.bs.modal')
     }
   }
 
+  Modal.prototype.resize = function () {
+    if (this.isShown) {
+      $(window).on('resize.bs.modal', $.proxy(this.handleUpdate, this))
+    } else {
+      $(window).off('resize.bs.modal')
+    }
+  }
+
   Modal.prototype.hideModal = function () {
     var that = this
     this.$element.hide()
     this.backdrop(function () {
+      that.$body.removeClass('modal-open')
+      that.resetAdjustments()
+      that.resetScrollbar()
       that.$element.trigger('hidden.bs.modal')
     })
   }
 
   Modal.prototype.removeBackdrop = function () {
@@ -162,29 +178,28 @@
 
     if (this.isShown && this.options.backdrop) {
       var doAnimate = $.support.transition && animate
 
       this.$backdrop = $('<div class="modal-backdrop ' + animate + '" />')
-        .appendTo(this.$body)
+        .prependTo(this.$element)
+        .on('click.dismiss.bs.modal', $.proxy(function (e) {
+          if (e.target !== e.currentTarget) return
+          this.options.backdrop == 'static'
+            ? this.$element[0].focus.call(this.$element[0])
+            : this.hide.call(this)
+        }, this))
 
-      this.$element.on('click.dismiss.bs.modal', $.proxy(function (e) {
-        if (e.target !== e.currentTarget) return
-        this.options.backdrop == 'static'
-          ? this.$element[0].focus.call(this.$element[0])
-          : this.hide.call(this)
-      }, this))
-
       if (doAnimate) this.$backdrop[0].offsetWidth // force reflow
 
       this.$backdrop.addClass('in')
 
       if (!callback) return
 
       doAnimate ?
         this.$backdrop
           .one('bsTransitionEnd', callback)
-          .emulateTransitionEnd(150) :
+          .emulateTransitionEnd(Modal.BACKDROP_TRANSITION_DURATION) :
         callback()
 
     } else if (!this.isShown && this.$backdrop) {
       this.$backdrop.removeClass('in')
 
@@ -193,25 +208,54 @@
         callback && callback()
       }
       $.support.transition && this.$element.hasClass('fade') ?
         this.$backdrop
           .one('bsTransitionEnd', callbackRemove)
-          .emulateTransitionEnd(150) :
+          .emulateTransitionEnd(Modal.BACKDROP_TRANSITION_DURATION) :
         callbackRemove()
 
     } else if (callback) {
       callback()
     }
   }
 
+  // these following methods are used to handle overflowing modals
+
+  Modal.prototype.handleUpdate = function () {
+    if (this.options.backdrop) this.adjustBackdrop()
+    this.adjustDialog()
+  }
+
+  Modal.prototype.adjustBackdrop = function () {
+    this.$backdrop
+      .css('height', 0)
+      .css('height', this.$element[0].scrollHeight)
+  }
+
+  Modal.prototype.adjustDialog = function () {
+    var modalIsOverflowing = this.$element[0].scrollHeight > document.documentElement.clientHeight
+
+    this.$element.css({
+      paddingLeft:  !this.bodyIsOverflowing && modalIsOverflowing ? this.scrollbarWidth : '',
+      paddingRight: this.bodyIsOverflowing && !modalIsOverflowing ? this.scrollbarWidth : ''
+    })
+  }
+
+  Modal.prototype.resetAdjustments = function () {
+    this.$element.css({
+      paddingLeft: '',
+      paddingRight: ''
+    })
+  }
+
   Modal.prototype.checkScrollbar = function () {
-    if (document.body.clientWidth >= window.innerWidth) return
-    this.scrollbarWidth = this.scrollbarWidth || this.measureScrollbar()
+    this.bodyIsOverflowing = document.body.scrollHeight > document.documentElement.clientHeight
+    this.scrollbarWidth = this.measureScrollbar()
   }
 
   Modal.prototype.setScrollbar = function () {
     var bodyPad = parseInt((this.$body.css('padding-right') || 0), 10)
-    if (this.scrollbarWidth) this.$body.css('padding-right', bodyPad + this.scrollbarWidth)
+    if (this.bodyIsOverflowing) this.$body.css('padding-right', bodyPad + this.scrollbarWidth)
   }
 
   Modal.prototype.resetScrollbar = function () {
     this.$body.css('padding-right', '')
   }