0,0 → 1,420 |
// {{{ global constants |
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/** |
* Global constants (DO NOT EDIT) |
*/ |
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// browsers |
var domLib_userAgent = navigator.userAgent.toLowerCase(); |
var domLib_isOpera = domLib_userAgent.indexOf('opera 7') != -1 ? 1 : 0; |
var domLib_isKonq = domLib_userAgent.indexOf('konq') != -1 ? 1 : 0; |
var domLib_isIE = !domLib_isKonq && !domLib_isOpera && (domLib_userAgent.indexOf('msie 5') != -1 || domLib_userAgent.indexOf('msie 6') != -1); |
var domLib_isIE5up = domLib_isIE; |
var domLib_isIE50 = domLib_isIE && domLib_userAgent.indexOf('msie 5.0') != -1; |
var domLib_isIE55 = domLib_isIE && domLib_userAgent.indexOf('msie 5.5') != -1; |
var domLib_isIE5 = domLib_isIE50 || domLib_isIE55; |
var domLib_isIE55up = domLib_isIE5up && !domLib_isIE50; |
var domLib_isIE6up = domLib_isIE55up && !domLib_isIE55; |
var domLib_isGecko = domLib_userAgent.indexOf('gecko') != -1 ? 1 : 0; |
|
// abilities |
var domLib_useLibrary = domLib_isOpera || domLib_isKonq || domLib_isIE5up || domLib_isGecko ? 1 : 0; |
var domLib_canTimeout = !(domLib_isKonq || domLib_isIE50); |
var domLib_canFade = domLib_isGecko || domLib_isIE55up; |
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// event variables |
var domLib_eventTarget = domLib_isIE ? 'srcElement' : 'currentTarget'; |
var domLib_eventButton = domLib_isIE ? 'button' : 'which'; |
var domLib_eventTo = domLib_isIE ? 'toElement' : 'relatedTarget'; |
var domLib_stylePointer = domLib_isIE ? 'hand' : 'pointer'; |
// :FIX: bug in Opera that it can't set maxWidth to 'none' |
var domLib_styleNoMaxWidth = domLib_isOpera ? '10000px' : 'none'; |
var domLib_hidePosition = '-1000px'; |
var domLib_scrollbarWidth = 14; |
var domLib_autoId = 1; |
var domLib_zIndex = 100; |
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// detection |
var domLib_selectElements; |
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var domLib_timeoutStateId = 0; |
var domLib_timeoutStates = new Hash(); |
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// }}} |
// {{{ Object.prototype.clone |
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Object.prototype.clone = function() |
{ |
var copy = {}; |
for (var i in this) |
{ |
var value = this[i]; |
try |
{ |
if (value != null && typeof(value) == 'object' && value != window && !value.nodeType) |
{ |
// for IE5 which doesn't inherit prototype |
value.clone = Object.clone; |
copy[i] = value.clone(); |
} |
else |
{ |
copy[i] = value; |
} |
} |
catch(e) |
{ |
copy[i] = value; |
} |
} |
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return copy; |
} |
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// }}} |
// {{{ class Hash() |
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function Hash() |
{ |
this.length = 0; |
this.elementData = []; |
for (var i = 0; i < arguments.length; i += 2) |
{ |
if (typeof(arguments[i + 1]) != 'undefined') |
{ |
this.elementData[arguments[i]] = arguments[i + 1]; |
this.length++; |
} |
} |
|
this.get = function(in_key) |
{ |
return this.elementData[in_key]; |
} |
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this.set = function(in_key, in_value) |
{ |
if (typeof(in_value) != 'undefined') |
{ |
if (typeof(this.elementData[in_key]) == 'undefined') |
{ |
this.length++; |
} |
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return this.elementData[in_key] = in_value; |
} |
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return false; |
} |
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this.remove = function(in_key) |
{ |
var tmp_value; |
if (typeof(this.elementData[in_key]) != 'undefined') |
{ |
this.length--; |
tmp_value = this.elementData[in_key]; |
delete this.elementData[in_key]; |
} |
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return tmp_value; |
} |
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this.size = function() |
{ |
return this.length; |
} |
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this.has = function(in_key) |
{ |
return typeof(this.elementData[in_key]) != 'undefined'; |
} |
} |
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// }}} |
// {{{ domLib_isDescendantOf() |
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function domLib_isDescendantOf(in_object, in_ancestor) |
{ |
if (in_object == in_ancestor) |
{ |
return true; |
} |
|
while (in_object != document.documentElement) |
{ |
try |
{ |
if ((tmp_object = in_object.offsetParent) && tmp_object == in_ancestor) |
{ |
return true; |
} |
else if ((tmp_object = in_object.parentNode) == in_ancestor) |
{ |
return true; |
} |
else |
{ |
in_object = tmp_object; |
} |
} |
// in case we get some wierd error, just assume we haven't gone out yet |
catch(e) |
{ |
return true; |
} |
} |
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return false; |
} |
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// }}} |
// {{{ domLib_detectCollisions() |
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// :WARNING: hideList is being used as an object property and is not a string |
function domLib_detectCollisions(in_object, in_recover) |
{ |
// no need to do anything for opera |
if (domLib_isOpera) |
{ |
return; |
} |
|
if (typeof(domLib_selectElements) == 'undefined') |
{ |
domLib_selectElements = document.getElementsByTagName('select'); |
} |
|
// if we don't have a tip, then unhide selects |
if (in_recover) |
{ |
for (var cnt = 0; cnt < domLib_selectElements.length; cnt++) |
{ |
var thisSelect = domLib_selectElements[cnt]; |
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if (!thisSelect.hideList) |
{ |
thisSelect.hideList = new Hash(); |
} |
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// if this is mozilla and it is a regular select or it is multiple and the |
// size is not set, then we don't need to unhide |
if (domLib_isGecko && (!thisSelect.multiple || thisSelect.size < 0)) |
{ |
continue; |
} |
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thisSelect.hideList.remove(in_object.id); |
if (!thisSelect.hideList.length) |
{ |
domLib_selectElements[cnt].style.visibility = 'visible'; |
} |
} |
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return; |
} |
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// okay, we have a tip, so hunt and destroy |
var objectOffsets = domLib_getOffsets(in_object); |
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for (var cnt = 0; cnt < domLib_selectElements.length; cnt++) |
{ |
var thisSelect = domLib_selectElements[cnt]; |
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// if this is mozilla and not a multiple-select or the multiple select size |
// is not defined, then continue since mozilla does not have an issue |
if (domLib_isGecko && (!thisSelect.multiple || thisSelect.size < 0)) |
{ |
continue; |
} |
|
// if the select is in the tip, then skip it |
// :WARNING: is this too costly? |
if (domLib_isDescendantOf(thisSelect, in_object)) |
{ |
continue; |
} |
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if (!thisSelect.hideList) |
{ |
thisSelect.hideList = new Hash(); |
} |
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var selectOffsets = domLib_getOffsets(thisSelect); |
// for mozilla we only have to worry about the scrollbar itself |
if (domLib_isGecko) |
{ |
selectOffsets.set('left', selectOffsets.get('left') + thisSelect.offsetWidth - domLib_scrollbarWidth); |
selectOffsets.set('leftCenter', selectOffsets.get('left') + domLib_scrollbarWidth/2); |
selectOffsets.set('radius', Math.max(thisSelect.offsetHeight, domLib_scrollbarWidth/2)); |
} |
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var center2centerDistance = Math.sqrt(Math.pow(selectOffsets.get('leftCenter') - objectOffsets.get('leftCenter'), 2) + Math.pow(selectOffsets.get('topCenter') - objectOffsets.get('topCenter'), 2)); |
var radiusSum = selectOffsets.get('radius') + objectOffsets.get('radius'); |
// the encompassing circles are overlapping, get in for a closer look |
if (center2centerDistance < radiusSum) |
{ |
// tip is left of select |
if ((objectOffsets.get('leftCenter') <= selectOffsets.get('leftCenter') && objectOffsets.get('right') < selectOffsets.get('left')) || |
// tip is right of select |
(objectOffsets.get('leftCenter') > selectOffsets.get('leftCenter') && objectOffsets.get('left') > selectOffsets.get('right')) || |
// tip is above select |
(objectOffsets.get('topCenter') <= selectOffsets.get('topCenter') && objectOffsets.get('bottom') < selectOffsets.get('top')) || |
// tip is below select |
(objectOffsets.get('topCenter') > selectOffsets.get('topCenter') && objectOffsets.get('top') > selectOffsets.get('bottom'))) |
{ |
thisSelect.hideList.remove(in_object.id); |
if (!thisSelect.hideList.length) |
{ |
thisSelect.style.visibility = 'visible'; |
} |
} |
else |
{ |
thisSelect.hideList.set(in_object.id, true); |
thisSelect.style.visibility = 'hidden'; |
} |
} |
} |
} |
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// }}} |
// {{{ domLib_getOffsets() |
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function domLib_getOffsets(in_object) |
{ |
var originalObject = in_object; |
var originalWidth = in_object.offsetWidth; |
var originalHeight = in_object.offsetHeight; |
var offsetLeft = 0; |
var offsetTop = 0; |
|
while (in_object) |
{ |
offsetLeft += in_object.offsetLeft; |
offsetTop += in_object.offsetTop; |
in_object = in_object.offsetParent; |
} |
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return new Hash( |
'left', offsetLeft, |
'top', offsetTop, |
'right', offsetLeft + originalWidth, |
'bottom', offsetTop + originalHeight, |
'leftCenter', offsetLeft + originalWidth/2, |
'topCenter', offsetTop + originalHeight/2, |
'radius', Math.max(originalWidth, originalHeight) |
); |
} |
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// }}} |
// {{{ domLib_setTimeout() |
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function domLib_setTimeout(in_function, in_timeout, in_args) |
{ |
if (typeof(in_args) == 'undefined') |
{ |
in_args = []; |
} |
|
if (in_timeout == 0) |
{ |
in_function(in_args); |
return 0; |
} |
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// must make a copy of the arguments so that we release the reference |
if (typeof(in_args.clone) != 'function') |
{ |
in_args.clone = Object.clone; |
} |
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var args = in_args.clone(); |
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if (domLib_canTimeout) |
{ |
return setTimeout(function() { in_function(args); }, in_timeout); |
} |
else |
{ |
var id = domLib_timeoutStateId++; |
var data = new Hash(); |
data.set('function', in_function); |
data.set('args', args); |
domLib_timeoutStates.set(id, data); |
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data.set('timeoutId', setTimeout('domLib_timeoutStates.get(' + id + ').get(\'function\')(domLib_timeoutStates.get(' + id + ').get(\'args\')); domLib_timeoutStates.remove(' + id + ');', in_timeout)); |
return id; |
} |
} |
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// }}} |
// {{{ domLib_clearTimeout() |
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function domLib_clearTimeout(in_id) |
{ |
if (domLib_canTimeout) |
{ |
clearTimeout(in_id); |
} |
else |
{ |
if (domLib_timeoutStates.has(in_id)) |
{ |
clearTimeout(domLib_timeoutStates.get(in_id).get('timeoutId')) |
domLib_timeoutStates.remove(in_id); |
} |
} |
} |
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// }}} |
// {{{ domLib_getEventPosition() |
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function domLib_getEventPosition(in_eventObj) |
{ |
var eventPosition = new Hash(); |
if (domLib_isKonq) |
{ |
eventPosition.set('x', in_eventObj.x); |
eventPosition.set('y', in_eventObj.y); |
} |
else if (domLib_isIE) |
{ |
if (document.documentElement.clientHeight) |
{ |
eventPosition.set('x', in_eventObj.clientX + document.documentElement.scrollLeft); |
eventPosition.set('y', in_eventObj.clientY + document.documentElement.scrollTop); |
} |
// :WARNING: consider case where document.body doesn't yet exist for IE |
else |
{ |
eventPosition.set('x', in_eventObj.clientX + document.body.scrollLeft); |
eventPosition.set('y', in_eventObj.clientY + document.body.scrollTop); |
} |
} |
else |
{ |
eventPosition.set('x', in_eventObj.pageX); |
eventPosition.set('y', in_eventObj.pageY); |
} |
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return eventPosition; |
} |
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// }}} |
// {{{ makeTrue() |
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function makeTrue() |
{ |
return true; |
} |
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// }}} |
// {{{ makeFalse() |
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function makeFalse() |
{ |
return false; |
} |
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// }}} |