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/BlogEngine/BlogEngine.NET/admin/jquery.tipsy.js

#
JavaScript | 104 lines | 79 code | 21 blank | 4 comment | 19 complexity | e82a7bca2c561de3790788a01bd2a34f MD5 | raw file
  1(function($) {
  2    $.fn.tipsy = function(options) {
  3
  4        options = $.extend({}, $.fn.tipsy.defaults, options);
  5        
  6        return this.each(function() {
  7            
  8            var opts = $.fn.tipsy.elementOptions(this, options);
  9            
 10            $(this).hover(function() {
 11
 12                $.data(this, 'cancel.tipsy', true);
 13
 14                var tip = $.data(this, 'active.tipsy');
 15                if (!tip) {
 16                    tip = $('<div class="tipsy"><div class="tipsy-inner"/></div>');
 17                    tip.css({position: 'absolute', zIndex: 100000});
 18                    $.data(this, 'active.tipsy', tip);
 19                }
 20
 21                if ($(this).attr('title') || typeof($(this).attr('original-title')) != 'string') {
 22                    $(this).attr('original-title', $(this).attr('title') || '').removeAttr('title');
 23                }
 24
 25                var title;
 26                if (typeof opts.title == 'string') {
 27                    title = $(this).attr(opts.title == 'title' ? 'original-title' : opts.title);
 28                } else if (typeof opts.title == 'function') {
 29                    title = opts.title.call(this);
 30                }
 31
 32                tip.find('.tipsy-inner')[opts.html ? 'html' : 'text'](title || opts.fallback);
 33
 34                var pos = $.extend({}, $(this).offset(), {width: this.offsetWidth, height: this.offsetHeight});
 35                tip.get(0).className = 'tipsy'; // reset classname in case of dynamic gravity
 36                tip.remove().css({top: 0, left: 0, visibility: 'hidden', display: 'block'}).appendTo(document.body);
 37                var actualWidth = tip[0].offsetWidth, actualHeight = tip[0].offsetHeight;
 38                var gravity = (typeof opts.gravity == 'function') ? opts.gravity.call(this) : opts.gravity;
 39
 40                switch (gravity.charAt(0)) {
 41                    case 'n':
 42                        tip.css({top: pos.top + pos.height, left: pos.left + pos.width / 2 - actualWidth / 2}).addClass('tipsy-north');
 43                        break;
 44                    case 's':
 45                        tip.css({top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2}).addClass('tipsy-south');
 46                        break;
 47                    case 'e':
 48                        tip.css({top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth}).addClass('tipsy-east');
 49                        break;
 50                    case 'w':
 51                        tip.css({top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width}).addClass('tipsy-west');
 52                        break;
 53                }
 54
 55                if (opts.fade) {
 56                    tip.css({opacity: 0, display: 'block', visibility: 'visible'}).animate({opacity: 0.8});
 57                } else {
 58                    tip.css({visibility: 'visible'});
 59                }
 60
 61            }, function() {
 62                $.data(this, 'cancel.tipsy', false);
 63                var self = this;
 64                setTimeout(function() {
 65                    if ($.data(this, 'cancel.tipsy')) return;
 66                    var tip = $.data(self, 'active.tipsy');
 67                    if (opts.fade) {
 68                        tip.stop().fadeOut(function() { $(this).remove(); });
 69                    } else {
 70                        tip.remove();
 71                    }
 72                }, 100);
 73
 74            });
 75            
 76        });
 77        
 78    };
 79    
 80    // Overwrite this method to provide options on a per-element basis.
 81    // For example, you could store the gravity in a 'tipsy-gravity' attribute:
 82    // return $.extend({}, options, {gravity: $(ele).attr('tipsy-gravity') || 'n' });
 83    // (remember - do not modify 'options' in place!)
 84    $.fn.tipsy.elementOptions = function(ele, options) {
 85        return $.metadata ? $.extend({}, options, $(ele).metadata()) : options;
 86    };
 87    
 88    $.fn.tipsy.defaults = {
 89        fade: false,
 90        fallback: '',
 91        gravity: 'n',
 92        html: false,
 93        title: 'title'
 94    };
 95    
 96    $.fn.tipsy.autoNS = function() {
 97        return $(this).offset().top > ($(document).scrollTop() + $(window).height() / 2) ? 's' : 'n';
 98    };
 99    
100    $.fn.tipsy.autoWE = function() {
101        return $(this).offset().left > ($(document).scrollLeft() + $(window).width() / 2) ? 'e' : 'w';
102    };
103    
104})(jQuery);