Added tipsy

app/views/layouts/application.html.erb

@@ -6,6 +6,7 @@
 <%= stylesheet_link_tag "jquery-ui" %>
 <%= stylesheet_link_tag "formtastic" %>
 <%= stylesheet_link_tag "formtastic_changes" %>
+<%= stylesheet_link_tag "tipsy" %>
 <%= yield :css_head %>
 <link rel="stylesheet" href="/stylesheets/compiled/screen.css" type="text/css" media="screen, projection" />
 <link rel="stylesheet" href="/stylesheets/compiled/print.css" type="text/css" media="print" />
@@ -20,6 +21,7 @@
 <%= yield :js_head %>
 <%= javascript_include_tag "http://cdn.jquerytools.org/1.2.0/all/jquery.tools.min.js" %>
 <%= javascript_include_tag "jquery-validate" %>
+<%= javascript_include_tag "jquery.tipsy" %>
 <%= javascript_include_tag "tooltips.js" %>
 <%= javascript_tag "var AUTH_TOKEN = #{form_authenticity_token.inspect};" if protect_against_forgery? %>
 

public/javascripts/jquery.tipsy.js

@@ -0,0 +1,104 @@
+(function($) {
+    $.fn.tipsy = function(options) {
+
+        options = $.extend({}, $.fn.tipsy.defaults, options);
+
+        return this.each(function() {
+
+            var opts = $.fn.tipsy.elementOptions(this, options);
+
+            $(this).hover(function() {
+
+                $.data(this, 'cancel.tipsy', true);
+
+                var tip = $.data(this, 'active.tipsy');
+                if (!tip) {
+                    tip = $('<div class="tipsy"><div class="tipsy-inner"/></div>');
+                    tip.css({position: 'absolute', zIndex: 100000});
+                    $.data(this, 'active.tipsy', tip);
+                }
+
+                if ($(this).attr('title') || typeof($(this).attr('original-title')) != 'string') {
+                    $(this).attr('original-title', $(this).attr('title') || '').removeAttr('title');
+                }
+
+                var title;
+                if (typeof opts.title == 'string') {
+                    title = $(this).attr(opts.title == 'title' ? 'original-title' : opts.title);
+                } else if (typeof opts.title == 'function') {
+                    title = opts.title.call(this);
+                }
+
+                tip.find('.tipsy-inner')[opts.html ? 'html' : 'text'](title || opts.fallback);
+
+                var pos = $.extend({}, $(this).offset(), {width: this.offsetWidth, height: this.offsetHeight});
+                tip.get(0).className = 'tipsy'; // reset classname in case of dynamic gravity
+                tip.remove().css({top: 0, left: 0, visibility: 'hidden', display: 'block'}).appendTo(document.body);
+                var actualWidth = tip[0].offsetWidth, actualHeight = tip[0].offsetHeight;
+                var gravity = (typeof opts.gravity == 'function') ? opts.gravity.call(this) : opts.gravity;
+
+                switch (gravity.charAt(0)) {
+                    case 'n':
+                        tip.css({top: pos.top + pos.height, left: pos.left + pos.width / 2 - actualWidth / 2}).addClass('tipsy-north');
+                        break;
+                    case 's':
+                        tip.css({top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2}).addClass('tipsy-south');
+                        break;
+                    case 'e':
+                        tip.css({top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth}).addClass('tipsy-east');
+                        break;
+                    case 'w':
+                        tip.css({top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width}).addClass('tipsy-west');
+                        break;
+                }
+
+                if (opts.fade) {
+                    tip.css({opacity: 0, display: 'block', visibility: 'visible'}).animate({opacity: 0.8});
+                } else {
+                    tip.css({visibility: 'visible'});
+                }
+
+            }, function() {
+                $.data(this, 'cancel.tipsy', false);
+                var self = this;
+                setTimeout(function() {
+                    if ($.data(this, 'cancel.tipsy')) return;
+                    var tip = $.data(self, 'active.tipsy');
+                    if (opts.fade) {
+                        tip.stop().fadeOut(function() { $(this).remove(); });
+                    } else {
+                        tip.remove();
+                    }
+                }, 100);
+
+            });
+
+        });
+
+    };
+
+    // Overwrite this method to provide options on a per-element basis.
+    // For example, you could store the gravity in a 'tipsy-gravity' attribute:
+    // return $.extend({}, options, {gravity: $(ele).attr('tipsy-gravity') || 'n' });
+    // (remember - do not modify 'options' in place!)
+    $.fn.tipsy.elementOptions = function(ele, options) {
+        return $.metadata ? $.extend({}, options, $(ele).metadata()) : options;
+    };
+
+    $.fn.tipsy.defaults = {
+        fade: false,
+        fallback: '',
+        gravity: 'n',
+        html: false,
+        title: 'title'
+    };
+
+    $.fn.tipsy.autoNS = function() {
+        return $(this).offset().top > ($(document).scrollTop() + $(window).height() / 2) ? 's' : 'n';
+    };
+
+    $.fn.tipsy.autoWE = function() {
+        return $(this).offset().left > ($(document).scrollLeft() + $(window).width() / 2) ? 'e' : 'w';
+    };
+
+})(jQuery);

public/stylesheets/tipsy.css

@@ -0,0 +1,7 @@
+.tipsy { padding: 5px; font-size: 10px; opacity: 0.8; filter: alpha(opacity=80); background-repeat: no-repeat;  background-image: url(../images/tipsy.gif); }
+  .tipsy-inner { padding: 5px 8px 4px 8px; background-color: black; color: white; max-width: 200px; text-align: center; }
+  .tipsy-inner { -moz-border-radius:3px; -webkit-border-radius:3px; }
+  .tipsy-north { background-position: top center; }
+  .tipsy-south { background-position: bottom center; }
+  .tipsy-east { background-position: right center; }
+  .tipsy-west { background-position: left center; }