| 2 | | |
| 3 | | //If the UI scope is not available, add it |
| 4 | | $.ui = $.ui || {}; |
| 5 | | |
| 6 | | //Add methods that are vital for all mouse interaction stuff (plugin registering) |
| 7 | | $.extend($.ui, { |
| 8 | | plugin: { |
| 9 | | add: function(module, option, set) { |
| 10 | | var proto = $.ui[module].prototype; |
| 11 | | for(var i in set) { |
| 12 | | proto.plugins[i] = proto.plugins[i] || []; |
| 13 | | proto.plugins[i].push([option, set[i]]); |
| 14 | | } |
| 15 | | }, |
| 16 | | call: function(instance, name, arguments) { |
| 17 | | var set = instance.plugins[name]; if(!set) return; |
| 18 | | for (var i = 0; i < set.length; i++) { |
| 19 | | if (instance.options[set[i][0]]) set[i][1].apply(instance.element, arguments); |
| 20 | | } |
| 21 | | } |
| 22 | | }, |
| 23 | | cssCache: {}, |
| 24 | | css: function(name) { |
| 25 | | if ($.ui.cssCache[name]) return $.ui.cssCache[name]; |
| 26 | | |
| 27 | | var tmp = $('<div class="ui-resizable-gen">').addClass(name).css( |
| 28 | | {position:'absolute', top:'-5000px', left:'-5000px', display:'block'} |
| 29 | | ).appendTo('body'); |
| 30 | | |
| 31 | | //Opera and Safari set width and height to 0px instead of auto |
| 32 | | //Safari returns rgba(0,0,0,0) when bgcolor is not set |
| 33 | | $.ui.cssCache[name] = !!( |
| 34 | | ((/^[1-9]/).test(tmp.css('height')) || (/^[1-9]/).test(tmp.css('width')) || |
| 35 | | !(/none/).test(tmp.css('backgroundImage')) || !(/transparent|rgba\(0, 0, 0, 0\)/).test(tmp.css('backgroundColor'))) |
| 36 | | ); |
| 37 | | try { $('body').get(0).removeChild(tmp.get(0)); } catch(e){} |
| 38 | | return $.ui.cssCache[name]; |
| 39 | | }, |
| 40 | | disableSelection: function(e) { |
| 41 | | if (!e) return; |
| 42 | | e.unselectable = "on"; |
| 43 | | e.onselectstart = function() { return false; }; |
| 44 | | if (e.style) e.style.MozUserSelect = "none"; |
| 45 | | }, |
| 46 | | enableSelection: function(e) { |
| 47 | | if (!e) return; |
| 48 | | e.unselectable = "off"; |
| 49 | | e.onselectstart = function() { return true; }; |
| 50 | | if (e.style) e.style.MozUserSelect = ""; |
| 51 | | }, |
| 52 | | hasScroll: function(e, a) { |
| 53 | | var scroll = /top/.test(a||"top") ? 'scrollTop' : 'scrollLeft', has = false; |
| 54 | | if (e[scroll] > 0) return true; e[scroll] = 1; |
| 55 | | has = e[scroll] > 0 ? true : false; e[scroll] = 0; |
| 56 | | return has; |
| 57 | | } |
| 58 | | }); |
| 59 | | |
| 60 | | /********************************************************************************************************/ |
