author | Dan |
Sun, 19 Aug 2007 16:22:04 -0400 | |
changeset 97 | 293148ad7a70 |
parent 57 | b354deeaa4c4 |
permissions | -rw-r--r-- |
1 | 1 |
// Sliding drawers on the sidebar |
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// our global vars |
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// the delay between the slide in/out, and a little inertia |
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var sliders_initted = false; |
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function initSliders() |
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{ |
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sliders_initted = true; |
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57
b354deeaa4c4
Vastly improved compatibility with older versions of IE, particularly 5.0, through the use of a kill switch that turns off all AJAX functions
Dan
parents:
1
diff
changeset
|
11 |
if ( KILL_SWITCH ) |
b354deeaa4c4
Vastly improved compatibility with older versions of IE, particularly 5.0, through the use of a kill switch that turns off all AJAX functions
Dan
parents:
1
diff
changeset
|
12 |
return false; |
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// detect whether the user has ie or not, how we get the height is different |
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var useragent = navigator.userAgent.toLowerCase(); |
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var ie = ((useragent.indexOf('msie') != -1) && (useragent.indexOf('opera') == -1) && (useragent.indexOf('webtv') == -1)); |
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if(ie) |
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return; |
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var divs = getElementsByClassName(document, "div", "slideblock"); |
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for(var i=0; i<divs.length; i++) |
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{ |
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// set a unique id for this slider |
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divs[i].metaid = i; |
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// get the original height |
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var baseheight = (ie) ? divs[i].offsetHeight + "px" : document.defaultView.getComputedStyle(divs[i], null).getPropertyValue('height', null); |
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// use cookies to toggle whether to display it or not |
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var id = ( divs[i].parentNode.firstChild.nextSibling ) ? divs[i].parentNode.firstChild.nextSibling.firstChild : divs[i].parentNode.parentNode.firstChild.nextSibling.firstChild; |
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if(id.innerHTML || id.nextSibling.length < 1) id = id.innerHTML; |
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else id = id.nextSibling.innerHTML; // Gecko fix |
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var cookieName = 'mdgSliderState_'+i; // id.replace(' ', '_'); |
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//alert(cookieName + ': ' + readCookie(cookieName)); |
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if(readCookie(cookieName)=='closed') |
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{ |
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divs[i].style.display = "none"; |
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} |
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else |
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{ |
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divs[i].style.display = "block"; |
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} |
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// "save" our div height, because once it's display is set to none we can't get the original height again |
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var d = new div(); |
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d.el = divs[i]; |
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d.ht = baseheight.substring(0, baseheight.indexOf("p")); |
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// store our saved version |
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divheights[i] = d; |
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} |
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} |
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// this is one of our divs, it just has a DOM reference to the element and the original height |
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function div(_el, _ht) |
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{ |
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this.el = _el; |
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this.ht = _ht; |
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} |
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function toggle(t) |
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{ |
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if(IE) |
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return false; |
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57
b354deeaa4c4
Vastly improved compatibility with older versions of IE, particularly 5.0, through the use of a kill switch that turns off all AJAX functions
Dan
parents:
1
diff
changeset
|
68 |
if ( KILL_SWITCH ) |
b354deeaa4c4
Vastly improved compatibility with older versions of IE, particularly 5.0, through the use of a kill switch that turns off all AJAX functions
Dan
parents:
1
diff
changeset
|
69 |
return false; |
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if ( !sliders_initted ) |
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initSliders(); |
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// reset our inertia base and interval |
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inertiabase = inertiabaseoriginal; |
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clearInterval(slideinterval); |
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// get our block |
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block = t.parentNode.nextSibling; |
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// for mozilla, it doesn't like whitespace between elements |
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if(block.className == undefined) |
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block = t.parentNode.nextSibling.nextSibling; |
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if(block.style.display == "none") |
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{ |
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block.style.display = "block"; |
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block.style.height = "1px"; |
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// our goal and current height |
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targetheight = divheight(block); |
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heightnow = 1; |
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// remember toggled state |
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cookieName = 'mdgSliderState_'+block.metaid; // t.innerHTML.replace(' ', '_'); |
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createCookie(cookieName, 'open', 3650); |
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// our interval |
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slideinterval = setInterval(slideout, slideintervalinc); |
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} |
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else |
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{ |
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// our goal and current height |
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targetheight = 1; |
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heightnow = divheight(block); |
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// remember toggled state |
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cookieName = 'mdgSliderState_'+block.metaid; // t.innerHTML.replace(' ', '_'); |
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createCookie(cookieName, 'closed', 3650); |
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// our interval |
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slideinterval = setInterval(slidein, slideintervalinc); |
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} |
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} |
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// this is our slidein function the interval uses, it keeps subtracting |
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// from the height till it's 1px then it hides it |
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function slidein() |
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{ |
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if(heightnow > targetheight) |
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{ |
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// reduce the height by intertiabase * inertiainc |
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heightnow -= inertiabase; |
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// increase the intertiabase by the amount to keep it changing |
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inertiabase += inertiainc; |
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// it's possible to exceed the height we want so we use a ternary - (condition) ? when true : when false; |
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block.style.height = (heightnow > 1) ? heightnow + "px" : targetheight + "px"; |
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} |
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else |
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{ |
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// finished, so hide the div properly and kill the interval |
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clearInterval(slideinterval); |
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block.style.display = "none"; |
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} |
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} |
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// this is the function our slideout interval uses, it keeps adding |
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// to the height till it's fully displayed |
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function slideout() |
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{ |
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block.style.display = 'block'; |
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if(heightnow < targetheight) |
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{ |
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// increases the height by the inertia stuff |
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heightnow += inertiabase; |
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// increase the inertia stuff |
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inertiabase += inertiainc; |
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// it's possible to exceed the height we want so we use a ternary - (condition) ? when true : when false; |
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block.style.height = (heightnow < targetheight) ? heightnow + "px" : targetheight + "px"; |
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} |
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else |
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{ |
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// finished, so make sure the height is what it's meant to be (inertia can make it off a little) |
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// then kill the interval |
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clearInterval(slideinterval); |
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block.style.height = targetheight + "px"; |
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} |
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} |
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// returns the height of the div from our array of such things |
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function divheight(d) |
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{ |
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for(var i=0; i<divheights.length; i++) |
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{ |
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if(divheights[i].el == d) |
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{ |
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return divheights[i].ht; |
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} |
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} |
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} |
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/* |
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the getElementsByClassName function I pilfered from this guy. It's |
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a useful function that'll return any/all tags with a specific css class. |
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Written by Jonathan Snook, http://www.snook.ca/jonathan |
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Add-ons by Robert Nyman, http://www.robertnyman.com |
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Modified to match all elements that match the class name plus an integer after the name |
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This is used in Enano to allow sliding sidebar widgets that use their own CSS |
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*/ |
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function getElementsByClassName(oElm, strTagName, strClassName) |
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{ |
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// first it gets all of the specified tags |
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var arrElements = (strTagName == "*" && document.all) ? document.all : oElm.getElementsByTagName(strTagName); |
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// then it sets up an array that'll hold the results |
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var arrReturnElements = new Array(); |
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// some regex stuff you don't need to worry about |
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strClassName = strClassName.replace(/\-/g, "\\-"); |
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var oRegExp = new RegExp("(^|\\s)" + strClassName + "([0-9]*)(\\s|$)"); |
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var oElement; |
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// now it iterates through the elements it grabbed above |
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for(var i=0; i<arrElements.length; i++) |
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{ |
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oElement = arrElements[i]; |
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// if the class matches what we're looking for it ads to the results array |
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if(oElement.className.match(oRegExp)) |
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{ |
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arrReturnElements.push(oElement); |
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} |
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} |
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// then it kicks the results back to us |
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return (arrReturnElements) |
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} |
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