######

#

# Snippets by http://typo3.intervation.de/

#

####/*****************************************************

 * ypSlideOutMenu

 * 3/04/2001

 *

 * a nice little script to create exclusive, slide-out

 * menus for ns4, ns6, mozilla, opera, ie4, ie5 on

 * mac and win32. I've got no linux or unix to test on but

 * it should(?) work...

 *

 * --youngpup--

 * Überarbeitet typo.intervation.de 2007

 *****************************************************/

ypSlideOutMenu.Registry = []

ypSlideOutMenu.aniLen = 450

ypSlideOutMenu.hideDelay = 50

ypSlideOutMenu.minCPUResolution = 10

// constructor

function ypSlideOutMenu(id, dir, left, top, width, height, parentid)

{

this.ie  = document.all ? 1 : 0

this.ns4 = document.layers ? 1 : 0

this.dom = document.getElementById ? 1 : 0

        //alert(id+"Container");

if (this.ie || this.ns4 || this.dom) {

var m_hight = document.getElementById(id+"Container").offsetHeight;

this.id = id

this.dir = dir

this.orientation = dir == "left" || dir == "right" ? "h" : "v"

this.dirType = dir == "right" || dir == "down" ? "-" : "+"

this.dim = this.orientation == "h" ? width : height

this.hideTimer = false

this.aniTimer = false

this.open = false

this.over = false

this.startTime = 0

this.sliding = false

this.parentid = parentid

this.showcount = 0

// global reference to this object

this.gRef = "ypSlideOutMenu_"+id

eval(this.gRef+"=this")

this.initleft = left

this.inittop = top

this.initwidth = width

this.initheight = height

this.showcount = 0;

// add this menu object to an internal list of all menus

ypSlideOutMenu.Registry[id] = this

var d = document

                var strCSS = '<style type="text/css">';

                strCSS += '#' + this.id + 'Container { visibility:hidden; '

strCSS += 'left:' + left + 'px; '

strCSS += 'top:' + top + 'px; '

strCSS += 'overflow:hidden; z-index:10000; text-align:left}'

strCSS += '#' + this.id + 'Container, #' + this.id + 'Content { position:absolute; '

strCSS += 'width:' + width + 'px;padding-bottom:20px;margin-left:1px; '

strCSS += 'height:' + m_hight + 'px; '

strCSS += 'clip:rect(0 ' + width + ' ' + m_hight + ' 0); '

strCSS += '}'

                strCSS += '</style>';

                d.write(strCSS)

this.load()

}

}

ypSlideOutMenu.set_level_one = function(vert) {

ypSlideOutMenu.horz_vert = vert;

}

ypSlideOutMenu.writeCSS = function() {

document.writeln('<style type="text/css">');

for (var id in ypSlideOutMenu.Registry) {

document.writeln(ypSlideOutMenu.Registry[id].css);

}

document.writeln('</style>');

}

ypSlideOutMenu.prototype.load = function() {

var d = document

var lyrId1 = this.id + "Container"

var lyrId2 = this.id + "Content"

var obj1 = this.dom ? d.getElementById(lyrId1) : this.ie ? d.all[lyrId1] : d.layers[lyrId1]

if (obj1) var obj2 = this.ns4 ? obj1.layers[lyrId2] : this.ie ? d.all[lyrId2] : d.getElementById(lyrId2)

// var temp

if (!obj1 || !obj2) window.setTimeout(this.gRef + ".load()", 1000)

else {

this.container = obj1

this.menu = obj2

this.style = this.ns4 ? this.menu : this.menu.style

this.homePos = eval("0" + this.dirType + this.dim)

this.outPos = 0

this.accelConst = (this.outPos - this.homePos) / ypSlideOutMenu.aniLen / ypSlideOutMenu.aniLen

// set event handlers.

if (this.ns4) this.menu.captureEvents(Event.MOUSEOVER | Event.MOUSEOUT);

this.menu.onmouseover = new Function("ypSlideOutMenu.showMenu('" + this.id + "')")

this.menu.onmouseout = new Function("ypSlideOutMenu.hideMenu('" + this.id + "')")

//set initial state

this.endSlide()

}

}

ypSlideOutMenu.showMenu = function(id, layerid, idw, level)

{

var reg = ypSlideOutMenu.Registry

var obj = ypSlideOutMenu.Registry[id]

if(layerid) {

idw.onactivate = function() { repositionMenu(idw, layerid, level); }

}

if (obj.container) {

obj.over = true

// close other menus.

// for (menu in reg) if (id != menu) ypSlideOutMenu.hide(menu)

// if this menu is scheduled to close, cancel it.

if (obj.hideTimer) { reg[id].hideTimer = window.clearTimeout(reg[id].hideTimer) }

obj.showcount++;

// if this menu is closed, open it.

if (!obj.open && !obj.aniTimer) reg[id].startSlide(true)

}

}

ypSlideOutMenu.hideMenu = function(id)

{

// schedules the menu to close after <hideDelay> ms, which

// gives the user time to cancel the action if they accidentally moused out

var obj = ypSlideOutMenu.Registry[id]

if (obj.container) {

if (obj.hideTimer) window.clearTimeout(obj.hideTimer)

obj.showcount--;

obj.hideTimer = window.setTimeout("ypSlideOutMenu.hide('" + id + "')", ypSlideOutMenu.hideDelay);

}

}

ypSlideOutMenu.hide = function(id)

{

var obj = ypSlideOutMenu.Registry[id]

var reg = ypSlideOutMenu.Registry

obj.over = false

if (obj.hideTimer) window.clearTimeout(obj.hideTimer)

// flag that this scheduled event has occured.

obj.hideTimer = 0

var close = true;

for (menu in reg) {

// for each child, if either

// 1. the child is open or

// 2. the child is closing (but hasn't closed yet)

// then we don't close this menu.

var pid = ypSlideOutMenu.Registry[menu].parentid;

if(pid == id) {

if (ypSlideOutMenu.Registry[menu].open) close = false;

if (!ypSlideOutMenu.Registry[menu].open && ypSlideOutMenu.Registry[menu].sliding) close = false;

}

}

// if this menu is open, close it.

if (obj.open && !obj.aniTimer && close && !obj.showcount) obj.startSlide(false);

}

ypSlideOutMenu.prototype.startSlide = function(open) {

this[open ? "onactivate" : "ondeactivate"]()

this.open = open

if (open) this.setVisibility(true)

this.startTime = (new Date()).getTime()

this.sliding = true;

this.aniTimer = window.setInterval(this.gRef + ".slide()", ypSlideOutMenu.minCPUResolution)

}

ypSlideOutMenu.prototype.slide = function() {

var elapsed = (new Date()).getTime() - this.startTime

if (elapsed > ypSlideOutMenu.aniLen) this.endSlide()

else {

var d = Math.round(Math.pow(ypSlideOutMenu.aniLen-elapsed, 2) * this.accelConst)

if (this.open && this.dirType == "-") d = -d

else if (this.open && this.dirType == "+") d = -d

else if (!this.open && this.dirType == "-") d = -this.dim + d

else d = this.dim + d

this.moveTo(d)

}

}

ypSlideOutMenu.prototype.endSlide = function() {

this.aniTimer = window.clearTimeout(this.aniTimer)

this.moveTo(this.open ? this.outPos : this.homePos)

if (!this.open) this.setVisibility(false)

this.sliding = false;

if ((this.open && !this.over) || (!this.open && this.over) && (!this.parent || this.parent.open)) {

this.startSlide(this.over)

} else {

var overchild = false;

var reg = ypSlideOutMenu.Registry

for (menu in reg) {

var pid = ypSlideOutMenu.Registry[menu].parentid

if (pid == this.id) overchild = ypSlideOutMenu.Registry[menu].over ? true : overchild

}

if(!overchild && this.parentid && !ypSlideOutMenu.Registry[this.parentid].over) ypSlideOutMenu.hide(this.parentid);

}

}

ypSlideOutMenu.prototype.setVisibility = function(bShow) {

var s = this.ns4 ? this.container : this.container.style

s.visibility = bShow ? "visible" : "hidden"

}

ypSlideOutMenu.prototype.moveTo = function(p) {

this.style[this.orientation == "h" ? "left" : "top"] = this.ns4 ? p : p + "px"

}

ypSlideOutMenu.prototype.getPos = function(c) {

return parseInt(this.style[c])

}

// events

ypSlideOutMenu.prototype.onactivate = function() { }

ypSlideOutMenu.prototype.ondeactivate = function() { }

function getPosition(element) {

/* der Aufruf dieser Funktion ermittelt die absoluten Koordinaten

   des Objekts element */

  var elem=element,tagname="",x=0,y=0;

  /* solange elem ein Objekt ist und die Eigenschaft offsetTop enthaelt

   wird diese Schleife fuer das Element und all seine Offset-Eltern ausgefuehrt */

  while ((typeof(elem)=="object")&&(typeof(elem.tagName)!="undefined"))

  {

    y+=elem.offsetTop;     /* Offset des jeweiligen Elements addieren */

    x+=elem.offsetLeft;    /* Offset des jeweiligen Elements addieren */

    tagname=elem.tagName.toUpperCase(); /* tag-Name ermitteln, Grossbuchstaben */

/* wenn beim Body-tag angekommen elem fuer Abbruch auf 0 setzen */

    if (tagname=="HTML") {

      elem=0;

}

if (tagname=="BODY" && navigator.userAgent.indexOf("Opera")>-1) {

elem=0;

}

if (tagname=="BODY" && !navigator.userAgent.indexOf("Opera")>-1) {

elem=0;

}

/* wenn elem ein Objekt ist und offsetParent enthaelt

   Offset-Elternelement ermitteln */

    if (typeof(elem)=="object")

      if (typeof(elem.offsetParent)=="object")

        elem=elem.offsetParent;

  }

/* Objekt mit x und y zurueckgeben */

  position=new Object();

  position.x=x;

  position.y=y;

  return position;

}

// this function repositions a menu to the speicified offset from center

function repositionMenu(menu, offset, level) {

/* Element-Objekt zur ID ermitteln */

element=document.getElementById(offset);

//alert(document.getElementById(offset).pageXOffset);

/* Position bestimmen und melden */

//alert(document.getElementById(offset).offsetWidth);

// the new left position should be the center of the window + the offset

var newLeft = getPosition(element);

if(level)

var erx = newLeft.x+document.getElementById(offset).offsetWidth;

else {

if(ypSlideOutMenu.horz_vert == "down") {

erx = newLeft.x;

newLeft.y = newLeft.y+ element.offsetHeight;

}

else {

erx = newLeft.x + element.offsetWidth;

newLeft.y = newLeft.y;

}

}

// setting the left position in netscape is a little different than IE

menu.container.style ? menu.container.style.left = erx + "px" : menu.container.left = newLeft.x;

menu.container.style ? menu.container.style.top = newLeft.y + "px" : menu.container.top = newLeft.y;

}

// this function calculates the window's width - different for IE and netscape

function getWindowWidth()

{

return window.innerWidth ? window.innerWidth : document.body.offsetWidth;

}