diff options
Diffstat (limited to 'media/admin_media/js/core.js')
-rw-r--r-- | media/admin_media/js/core.js | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/media/admin_media/js/core.js b/media/admin_media/js/core.js new file mode 100644 index 00000000..a17ac8a4 --- /dev/null +++ b/media/admin_media/js/core.js @@ -0,0 +1,164 @@ +// Core javascript helper functions + +// Cross-browser event handlers. +function addEvent(obj, evType, fn) { + if (obj.addEventListener) { + obj.addEventListener(evType, fn, false); + return true; + } else if (obj.attachEvent) { + var r = obj.attachEvent("on" + evType, fn); + return r; + } else { + return false; + } +} + +function removeEvent(obj, evType, fn) { + if (obj.removeEventListener) { + obj.removeEventListener(evType, fn, false); + return true; + } else if (obj.detachEvent) { + obj.detachEvent("on" + evType, fn); + return true; + } else { + return false; + } +} + +// quickElement(tagType, parentReference, textInChildNode, [, attribute, attributeValue ...]); +function quickElement() { + var obj = document.createElement(arguments[0]); + if (arguments[2] != '' && arguments[2] != null) { + var textNode = document.createTextNode(arguments[2]); + obj.appendChild(textNode); + } + var len = arguments.length; + for (var i = 3; i < len; i += 2) { + obj.setAttribute(arguments[i], arguments[i+1]); + } + arguments[1].appendChild(obj); + return obj; +} + +// ---------------------------------------------------------------------------- +// Cross-browser xmlhttp object +// from http://jibbering.com/2002/4/httprequest.html +// ---------------------------------------------------------------------------- +var xmlhttp; +/*@cc_on @*/ +/*@if (@_jscript_version >= 5) + try { + xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); + } catch (e) { + try { + xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); + } catch (E) { + xmlhttp = false; + } + } +@else + xmlhttp = false; +@end @*/ +if (!xmlhttp && typeof XMLHttpRequest != 'undefined') { + xmlhttp = new XMLHttpRequest(); +} + +// ---------------------------------------------------------------------------- +// Find-position functions by PPK +// See http://www.quirksmode.org/js/findpos.html +// ---------------------------------------------------------------------------- +function findPosX(obj) { + var curleft = 0; + if (obj.offsetParent) { + while (obj.offsetParent) { + curleft += obj.offsetLeft; + obj = obj.offsetParent; + } + } else if (obj.x) { + curleft += obj.x; + } + return curleft; +} + +function findPosY(obj) { + var curtop = 0; + if (obj.offsetParent) { + while (obj.offsetParent) { + curtop += obj.offsetTop; + obj = obj.offsetParent; + } + } else if (obj.y) { + curtop += obj.y; + } + return curtop; +} + +//----------------------------------------------------------------------------- +// Date object extensions +// ---------------------------------------------------------------------------- +Date.prototype.getCorrectYear = function() { + // Date.getYear() is unreliable -- + // see http://www.quirksmode.org/js/introdate.html#year + var y = this.getYear() % 100; + return (y < 38) ? y + 2000 : y + 1900; +} + +Date.prototype.getTwoDigitMonth = function() { + return (this.getMonth() < 9) ? '0' + (this.getMonth()+1) : (this.getMonth()+1); +} + +Date.prototype.getTwoDigitDate = function() { + return (this.getDate() < 10) ? '0' + this.getDate() : this.getDate(); +} + +Date.prototype.getTwoDigitHour = function() { + return (this.getHours() < 10) ? '0' + this.getHours() : this.getHours(); +} + +Date.prototype.getTwoDigitMinute = function() { + return (this.getMinutes() < 10) ? '0' + this.getMinutes() : this.getMinutes(); +} + +Date.prototype.getTwoDigitSecond = function() { + return (this.getSeconds() < 10) ? '0' + this.getSeconds() : this.getSeconds(); +} + +Date.prototype.getISODate = function() { + return this.getCorrectYear() + '-' + this.getTwoDigitMonth() + '-' + this.getTwoDigitDate(); +} + +Date.prototype.getHourMinute = function() { + return this.getTwoDigitHour() + ':' + this.getTwoDigitMinute(); +} + +Date.prototype.getHourMinuteSecond = function() { + return this.getTwoDigitHour() + ':' + this.getTwoDigitMinute() + ':' + this.getTwoDigitSecond(); +} + +// ---------------------------------------------------------------------------- +// String object extensions +// ---------------------------------------------------------------------------- +String.prototype.pad_left = function(pad_length, pad_string) { + var new_string = this; + for (var i = 0; new_string.length < pad_length; i++) { + new_string = pad_string + new_string; + } + return new_string; +} + +// ---------------------------------------------------------------------------- +// Get the computed style for and element +// ---------------------------------------------------------------------------- +function getStyle(oElm, strCssRule){ + var strValue = ""; + if(document.defaultView && document.defaultView.getComputedStyle){ + strValue = document.defaultView.getComputedStyle(oElm, "").getPropertyValue(strCssRule); + } + else if(oElm.currentStyle){ + strCssRule = strCssRule.replace(/\-(\w)/g, function (strMatch, p1){ + return p1.toUpperCase(); + }); + strValue = oElm.currentStyle[strCssRule]; + } + return strValue; +} |