Add support for specifying parent container

nprogress.css

@@ -6,7 +6,7 @@
 #nprogress .bar {
  background: #29d;
 
- position: fixed;
+ position: absolute;
  z-index: 100;
  top: 0;
  left: 0;
@@ -33,7 +33,7 @@
 /* Remove these to get rid of the spinner */
 #nprogress .spinner {
  display: block;
- position: fixed;
+ position: absolute;
  z-index: 100;
  top: 15px;
  right: 15px;
@@ -53,6 +53,16 @@
  animation: nprogress-spinner 400ms linear infinite;
 }
 
+.nprogress-parent {
+ overflow: hidden;
+ position: relative;
+}
+
+body.nprogress-parent #nprogress .bar,
+body.nprogress-parent #nprogress .spinner {
+ position: fixed;
+}
+
 @-webkit-keyframes nprogress-spinner {
  0% { -webkit-transform: rotate(0deg); }
  100% { -webkit-transform: rotate(360deg); }

nprogress.js

@@ -27,6 +27,7 @@
  trickleRate: 0.02,
  trickleSpeed: 800,
  showSpinner: true,
+ parent: 'body',
  template: '<div class="bar" role="bar"><div class="peg"></div></div><div class="spinner" role="spinner"><div class="spinner-icon"></div></div>'
  };
 
@@ -185,7 +186,9 @@
  if (!Settings.showSpinner)
  $el.find('[role="spinner"]').remove();
 
- $el.appendTo(document.body);
+ $(Settings.parent)
+ .addClass('nprogress-parent')
+ .append($el);
 
  return $el;
  };
@@ -195,6 +198,7 @@
  */
 
  NProgress.remove = function() {
+ $(Settings.parent).removeClass('nprogress-parent');
  $('html').removeClass('nprogress-busy');
  $('#nprogress').remove();
  };

support/style.css

@@ -3,6 +3,11 @@ i, b {
  font-weight: 400;
 }
 
+body, html {
+ padding: 0;
+ margin: 0;
+}
+
 body {
  background: white;
 }
@@ -130,11 +135,10 @@ button {
 }
 
 .page-header {
- margin: 1.5em auto;
  text-align: center;
  max-width: 400px;
- padding: 0 20px;
- margin: 3em auto;
+ padding: 3em 20px;
+ margin: 0 auto;
 }
 
 .page-header h1 {
@@ -173,7 +177,7 @@ p.brief.big {
  .page-header h1 {
  font-size: 3em; }
  .page-header {
- margin: 4.5em auto 3.5em auto;
+ padding: 4.5em 20px 3.5em 20px;
  }
 }
 

test/test.js

@@ -71,6 +71,14 @@
  NProgress.start();
  assert.equal(NProgress.status, NProgress.settings.minimum);
  });
+
+ it('must be attached to specified parent', function() {
+ var test = $('<div>', {id: 'test'}).appendTo('body');
+ NProgress.configure({parent: test});
+ NProgress.start();
+ assert.isTrue($("#nprogress").parent().is(test));
+ assert.isTrue($(NProgress.settings.parent).hasClass("nprogress-parent"));
+ });
  });
 
  // ----
@@ -91,6 +99,19 @@
 
  // ----
 
+ describe('.remove()', function() {
+ it('should be removed from the parent', function() {
+ NProgress.set(1);
+ NProgress.remove();
+
+ var parent = $(NProgress.settings.parent);
+ assert.isFalse(parent.hasClass('nprogress-parent'));
+ assert.equal(parent.find('#nprogress').length, 0);
+ });
+ })
+
+ // ----
+
  describe('.inc()', function() {
  it('should render', function() {
  NProgress.inc();