core.js
212 lines
| 7.0 KiB
| application/javascript
|
JavascriptLexer
r338 | // Core javascript helper functions | |||
// basic browser identification & version | ||||
var isOpera = (navigator.userAgent.indexOf("Opera") >= 0) && parseFloat(navigator.appVersion); | ||||
var isIE = ((document.all) && (!isOpera)) && parseFloat(navigator.appVersion.split("MSIE ")[1].split(";")[0]); | ||||
// quickElement(tagType, parentReference [, textInChildNode, attribute, attributeValue ...]); | ||||
function quickElement() { | ||||
'use strict'; | ||||
var obj = document.createElement(arguments[0]); | ||||
if (arguments[2]) { | ||||
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; | ||||
} | ||||
// "a" is reference to an object | ||||
function removeChildren(a) { | ||||
'use strict'; | ||||
while (a.hasChildNodes()) { | ||||
a.removeChild(a.lastChild); | ||||
} | ||||
} | ||||
// ---------------------------------------------------------------------------- | ||||
// Find-position functions by PPK | ||||
// See https://www.quirksmode.org/js/findpos.html | ||||
// ---------------------------------------------------------------------------- | ||||
function findPosX(obj) { | ||||
'use strict'; | ||||
var curleft = 0; | ||||
if (obj.offsetParent) { | ||||
while (obj.offsetParent) { | ||||
curleft += obj.offsetLeft - ((isOpera) ? 0 : obj.scrollLeft); | ||||
obj = obj.offsetParent; | ||||
} | ||||
// IE offsetParent does not include the top-level | ||||
if (isIE && obj.parentElement) { | ||||
curleft += obj.offsetLeft - obj.scrollLeft; | ||||
} | ||||
} else if (obj.x) { | ||||
curleft += obj.x; | ||||
} | ||||
return curleft; | ||||
} | ||||
function findPosY(obj) { | ||||
'use strict'; | ||||
var curtop = 0; | ||||
if (obj.offsetParent) { | ||||
while (obj.offsetParent) { | ||||
curtop += obj.offsetTop - ((isOpera) ? 0 : obj.scrollTop); | ||||
obj = obj.offsetParent; | ||||
} | ||||
// IE offsetParent does not include the top-level | ||||
if (isIE && obj.parentElement) { | ||||
curtop += obj.offsetTop - obj.scrollTop; | ||||
} | ||||
} else if (obj.y) { | ||||
curtop += obj.y; | ||||
} | ||||
return curtop; | ||||
} | ||||
//----------------------------------------------------------------------------- | ||||
// Date object extensions | ||||
// ---------------------------------------------------------------------------- | ||||
(function() { | ||||
'use strict'; | ||||
Date.prototype.getTwelveHours = function() { | ||||
var hours = this.getHours(); | ||||
if (hours === 0) { | ||||
return 12; | ||||
} | ||||
else { | ||||
return hours <= 12 ? hours : hours - 12; | ||||
} | ||||
}; | ||||
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.getTwoDigitTwelveHour = function() { | ||||
return (this.getTwelveHours() < 10) ? '0' + this.getTwelveHours() : this.getTwelveHours(); | ||||
}; | ||||
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.getHourMinute = function() { | ||||
return this.getTwoDigitHour() + ':' + this.getTwoDigitMinute(); | ||||
}; | ||||
Date.prototype.getHourMinuteSecond = function() { | ||||
return this.getTwoDigitHour() + ':' + this.getTwoDigitMinute() + ':' + this.getTwoDigitSecond(); | ||||
}; | ||||
Date.prototype.getFullMonthName = function() { | ||||
return typeof window.CalendarNamespace === "undefined" | ||||
? this.getTwoDigitMonth() | ||||
: window.CalendarNamespace.monthsOfYear[this.getMonth()]; | ||||
}; | ||||
Date.prototype.strftime = function(format) { | ||||
var fields = { | ||||
B: this.getFullMonthName(), | ||||
c: this.toString(), | ||||
d: this.getTwoDigitDate(), | ||||
H: this.getTwoDigitHour(), | ||||
I: this.getTwoDigitTwelveHour(), | ||||
m: this.getTwoDigitMonth(), | ||||
M: this.getTwoDigitMinute(), | ||||
p: (this.getHours() >= 12) ? 'PM' : 'AM', | ||||
S: this.getTwoDigitSecond(), | ||||
w: '0' + this.getDay(), | ||||
x: this.toLocaleDateString(), | ||||
X: this.toLocaleTimeString(), | ||||
y: ('' + this.getFullYear()).substr(2, 4), | ||||
Y: '' + this.getFullYear(), | ||||
'%': '%' | ||||
}; | ||||
var result = '', i = 0; | ||||
while (i < format.length) { | ||||
if (format.charAt(i) === '%') { | ||||
result = result + fields[format.charAt(i + 1)]; | ||||
++i; | ||||
} | ||||
else { | ||||
result = result + format.charAt(i); | ||||
} | ||||
++i; | ||||
} | ||||
return result; | ||||
}; | ||||
// ---------------------------------------------------------------------------- | ||||
// 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; | ||||
}; | ||||
String.prototype.strptime = function(format) { | ||||
var split_format = format.split(/[.\-/]/); | ||||
var date = this.split(/[.\-/]/); | ||||
var i = 0; | ||||
var day, month, year; | ||||
while (i < split_format.length) { | ||||
switch (split_format[i]) { | ||||
case "%d": | ||||
day = date[i]; | ||||
break; | ||||
case "%m": | ||||
month = date[i] - 1; | ||||
break; | ||||
case "%Y": | ||||
year = date[i]; | ||||
break; | ||||
case "%y": | ||||
year = date[i]; | ||||
break; | ||||
} | ||||
++i; | ||||
} | ||||
// Create Date object from UTC since the parsed value is supposed to be | ||||
// in UTC, not local time. Also, the calendar uses UTC functions for | ||||
// date extraction. | ||||
return new Date(Date.UTC(year, month, day)); | ||||
}; | ||||
})(); | ||||
// ---------------------------------------------------------------------------- | ||||
// Get the computed style for and element | ||||
// ---------------------------------------------------------------------------- | ||||
function getStyle(oElm, strCssRule) { | ||||
'use strict'; | ||||
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; | ||||
} | ||||