var Spry; if (!Spry) Spry = {}; if (!Spry.Widget) Spry.Widget = {}; Spry.Widget.CollapsiblePanel = function(element, opts)
{ this.element = this.getElement(element); this.focusElement = null; this.hoverClass = "CollapsiblePanelTabHover"; this.openClass = "CollapsiblePanelOpen"; this.closedClass = "CollapsiblePanelClosed"; this.focusedClass = "CollapsiblePanelFocused"; this.enableAnimation = true; this.enableKeyboardNavigation = true; this.animator = null; this.hasFocus = false; this.contentIsOpen = true; this.openPanelKeyCode = Spry.Widget.CollapsiblePanel.KEY_DOWN; this.closePanelKeyCode = Spry.Widget.CollapsiblePanel.KEY_UP; Spry.Widget.CollapsiblePanel.setOptions(this, opts); this.attachBehaviors();}; Spry.Widget.CollapsiblePanel.prototype.getElement = function(ele)
{ if (ele && typeof ele == "string")
return document.getElementById(ele); return ele;}; Spry.Widget.CollapsiblePanel.prototype.addClassName = function(ele, className)
{ if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) != -1))
return; ele.className += (ele.className ? " " : "") + className;}; Spry.Widget.CollapsiblePanel.prototype.removeClassName = function(ele, className)
{ if (!ele || !className || (ele.className && ele.className.search(new RegExp("\\b" + className + "\\b")) == -1))
return; ele.className = ele.className.replace(new RegExp("\\s*\\b" + className + "\\b", "g"), "");}; Spry.Widget.CollapsiblePanel.prototype.hasClassName = function(ele, className)
{ if (!ele || !className || !ele.className || ele.className.search(new RegExp("\\b" + className + "\\b")) == -1)
return false; return true;}; Spry.Widget.CollapsiblePanel.prototype.setDisplay = function(ele, display)
{ if( ele )
ele.style.display = display;}; Spry.Widget.CollapsiblePanel.setOptions = function(obj, optionsObj, ignoreUndefinedProps)
{ if (!optionsObj)
return; for (var optionName in optionsObj)
{ if (ignoreUndefinedProps && optionsObj[optionName] == undefined)
continue; obj[optionName] = optionsObj[optionName];}
}; Spry.Widget.CollapsiblePanel.prototype.onTabMouseOver = function(e)
{ this.addClassName(this.getTab(), this.hoverClass); return false;}; Spry.Widget.CollapsiblePanel.prototype.onTabMouseOut = function(e)
{ this.removeClassName(this.getTab(), this.hoverClass); return false;}; Spry.Widget.CollapsiblePanel.prototype.open = function()
{ this.contentIsOpen = true; if (this.enableAnimation)
{ if (this.animator)
this.animator.stop(); this.animator = new Spry.Widget.CollapsiblePanel.PanelAnimator(this, true, { duration: this.duration, fps: this.fps, transition: this.transition }); this.animator.start();}
else
this.setDisplay(this.getContent(), "block"); this.removeClassName(this.element, this.closedClass); this.addClassName(this.element, this.openClass);}; Spry.Widget.CollapsiblePanel.prototype.close = function()
{ this.contentIsOpen = false; if (this.enableAnimation)
{ if (this.animator)
this.animator.stop(); this.animator = new Spry.Widget.CollapsiblePanel.PanelAnimator(this, false, { duration: this.duration, fps: this.fps, transition: this.transition }); this.animator.start();}
else
this.setDisplay(this.getContent(), "none"); this.removeClassName(this.element, this.openClass); this.addClassName(this.element, this.closedClass);}; Spry.Widget.CollapsiblePanel.prototype.onTabClick = function(e)
{ if (this.isOpen())
this.close(); else
this.open(); this.focus(); return this.stopPropagation(e);}; Spry.Widget.CollapsiblePanel.prototype.onFocus = function(e)
{ this.hasFocus = true; this.addClassName(this.element, this.focusedClass); return false;}; Spry.Widget.CollapsiblePanel.prototype.onBlur = function(e)
{ this.hasFocus = false; this.removeClassName(this.element, this.focusedClass); return false;}; Spry.Widget.CollapsiblePanel.KEY_UP = 38; Spry.Widget.CollapsiblePanel.KEY_DOWN = 40; Spry.Widget.CollapsiblePanel.prototype.onKeyDown = function(e)
{ var key = e.keyCode; if (!this.hasFocus || (key != this.openPanelKeyCode && key != this.closePanelKeyCode))
return true; if (this.isOpen() && key == this.closePanelKeyCode)
this.close(); else if ( key == this.openPanelKeyCode)
this.open(); return this.stopPropagation(e);}; Spry.Widget.CollapsiblePanel.prototype.stopPropagation = function(e)
{ if (e.preventDefault) e.preventDefault(); else e.returnValue = false; if (e.stopPropagation) e.stopPropagation(); else e.cancelBubble = true; return false;}; Spry.Widget.CollapsiblePanel.prototype.attachPanelHandlers = function()
{ var tab = this.getTab(); if (!tab)
return; var self = this; Spry.Widget.CollapsiblePanel.addEventListener(tab, "click", function(e) { return self.onTabClick(e);}, false); Spry.Widget.CollapsiblePanel.addEventListener(tab, "mouseover", function(e) { return self.onTabMouseOver(e);}, false); Spry.Widget.CollapsiblePanel.addEventListener(tab, "mouseout", function(e) { return self.onTabMouseOut(e);}, false); if (this.enableKeyboardNavigation)
{ var tabIndexEle = null; var tabAnchorEle = null; this.preorderTraversal(tab, function(node) { if (node.nodeType == 1 )
{ var tabIndexAttr = tab.attributes.getNamedItem("tabindex"); if (tabIndexAttr)
{ tabIndexEle = node; return true;}
if (!tabAnchorEle && node.nodeName.toLowerCase() == "a")
tabAnchorEle = node;}
return false;}); if (tabIndexEle)
this.focusElement = tabIndexEle; else if (tabAnchorEle)
this.focusElement = tabAnchorEle; if (this.focusElement)
{ Spry.Widget.CollapsiblePanel.addEventListener(this.focusElement, "focus", function(e) { return self.onFocus(e);}, false); Spry.Widget.CollapsiblePanel.addEventListener(this.focusElement, "blur", function(e) { return self.onBlur(e);}, false); Spry.Widget.CollapsiblePanel.addEventListener(this.focusElement, "keydown", function(e) { return self.onKeyDown(e);}, false);}
}
}; Spry.Widget.CollapsiblePanel.addEventListener = function(element, eventType, handler, capture)
{ try
{ if (element.addEventListener)
element.addEventListener(eventType, handler, capture); else if (element.attachEvent)
element.attachEvent("on" + eventType, handler);}
catch (e) {}
}; Spry.Widget.CollapsiblePanel.prototype.preorderTraversal = function(root, func)
{ var stopTraversal = false; if (root)
{ stopTraversal = func(root); if (root.hasChildNodes())
{ var child = root.firstChild; while (!stopTraversal && child)
{ stopTraversal = this.preorderTraversal(child, func); try { child = child.nextSibling;} catch (e) { child = null;}
}
}
}
return stopTraversal;}; Spry.Widget.CollapsiblePanel.prototype.attachBehaviors = function()
{ var panel = this.element; var tab = this.getTab(); var content = this.getContent(); if (this.contentIsOpen || this.hasClassName(panel, this.openClass))
{ this.addClassName(panel, this.openClass); this.removeClassName(panel, this.closedClass); this.setDisplay(content, "block"); this.contentIsOpen = true;}
else
{ this.removeClassName(panel, this.openClass); this.addClassName(panel, this.closedClass); this.setDisplay(content, "none"); this.contentIsOpen = false;}
this.attachPanelHandlers();}; Spry.Widget.CollapsiblePanel.prototype.getTab = function()
{ return this.getElementChildren(this.element)[0];}; Spry.Widget.CollapsiblePanel.prototype.getContent = function()
{ return this.getElementChildren(this.element)[1];}; Spry.Widget.CollapsiblePanel.prototype.isOpen = function()
{ return this.contentIsOpen;}; Spry.Widget.CollapsiblePanel.prototype.getElementChildren = function(element)
{ var children = []; var child = element.firstChild; while (child)
{ if (child.nodeType == 1 )
children.push(child); child = child.nextSibling;}
return children;}; Spry.Widget.CollapsiblePanel.prototype.focus = function()
{ if (this.focusElement && this.focusElement.focus)
this.focusElement.focus();}; Spry.Widget.CollapsiblePanel.PanelAnimator = function(panel, doOpen, opts)
{ this.timer = null; this.interval = 0; this.fps = 60; this.duration = 500; this.startTime = 0; this.transition = Spry.Widget.CollapsiblePanel.PanelAnimator.defaultTransition; this.onComplete = null; this.panel = panel; this.content = panel.getContent(); this.doOpen = doOpen; Spry.Widget.CollapsiblePanel.setOptions(this, opts, true); this.interval = Math.floor(1000 / this.fps); var c = this.content; var curHeight = c.offsetHeight ? c.offsetHeight : 0; this.fromHeight = (doOpen && c.style.display == "none") ? 0 : curHeight; if (!doOpen)
this.toHeight = 0; else
{ if (c.style.display == "none")
{ c.style.visibility = "hidden"; c.style.display = "block";}
c.style.height = ""; this.toHeight = c.offsetHeight;}
this.distance = this.toHeight - this.fromHeight; this.overflow = c.style.overflow; c.style.height = this.fromHeight + "px"; c.style.visibility = "visible"; c.style.overflow = "hidden"; c.style.display = "block";}; Spry.Widget.CollapsiblePanel.PanelAnimator.defaultTransition = function(time, begin, finish, duration) { time /= duration; return begin + ((2 - time) * time * finish);}; Spry.Widget.CollapsiblePanel.PanelAnimator.prototype.start = function()
{ var self = this; this.startTime = (new Date).getTime(); this.timer = setTimeout(function() { self.stepAnimation();}, this.interval);}; Spry.Widget.CollapsiblePanel.PanelAnimator.prototype.stop = function()
{ if (this.timer)
{ clearTimeout(this.timer); this.content.style.overflow = this.overflow;}
this.timer = null;}; Spry.Widget.CollapsiblePanel.PanelAnimator.prototype.stepAnimation = function()
{ var curTime = (new Date).getTime(); var elapsedTime = curTime - this.startTime; if (elapsedTime >= this.duration)
{ if (!this.doOpen)
this.content.style.display = "none"; this.content.style.overflow = this.overflow; this.content.style.height = this.toHeight + "px"; if (this.onComplete)
this.onComplete(); return;}
var ht = this.transition(elapsedTime, this.fromHeight, this.distance, this.duration); this.content.style.height = ((ht < 0) ? 0 : ht) + "px"; var self = this; this.timer = setTimeout(function() { self.stepAnimation();}, this.interval);}; Spry.Widget.CollapsiblePanelGroup = function(element, opts)
{ this.element = this.getElement(element); this.opts = opts; this.attachBehaviors();}; Spry.Widget.CollapsiblePanelGroup.prototype.setOptions = Spry.Widget.CollapsiblePanel.prototype.setOptions; Spry.Widget.CollapsiblePanelGroup.prototype.getElement = Spry.Widget.CollapsiblePanel.prototype.getElement; Spry.Widget.CollapsiblePanelGroup.prototype.getElementChildren = Spry.Widget.CollapsiblePanel.prototype.getElementChildren; Spry.Widget.CollapsiblePanelGroup.prototype.setElementWidget = function(element, widget)
{ if (!element || !widget)
return; if (!element.spry)
element.spry = new Object; element.spry.collapsiblePanel = widget;}; Spry.Widget.CollapsiblePanelGroup.prototype.getElementWidget = function(element)
{ return (element && element.spry && element.spry.collapsiblePanel) ? element.spry.collapsiblePanel : null;}; Spry.Widget.CollapsiblePanelGroup.prototype.getPanels = function()
{ if (!this.element)
return []; return this.getElementChildren(this.element);}; Spry.Widget.CollapsiblePanelGroup.prototype.getPanel = function(panelIndex)
{ return this.getPanels()[panelIndex];}; Spry.Widget.CollapsiblePanelGroup.prototype.attachBehaviors = function()
{ if (!this.element)
return; var cpanels = this.getPanels(); var numCPanels = cpanels.length; for (var i = 0; i < numCPanels; i++)
{ var cpanel = cpanels[i]; this.setElementWidget(cpanel, new Spry.Widget.CollapsiblePanel(cpanel, this.opts));}
}; Spry.Widget.CollapsiblePanelGroup.prototype.openPanel = function(panelIndex)
{ var w = this.getElementWidget(this.getPanel(panelIndex)); if (w && !w.isOpen())
w.open();}; Spry.Widget.CollapsiblePanelGroup.prototype.closePanel = function(panelIndex)
{ var w = this.getElementWidget(this.getPanel(panelIndex)); if (w && w.isOpen())
w.close();}; Spry.Widget.CollapsiblePanelGroup.prototype.openAllPanels = function()
{ var cpanels = this.getPanels(); var numCPanels = cpanels.length; for (var i = 0; i < numCPanels; i++)
{ var w = this.getElementWidget(cpanels[i]); if (w && !w.isOpen())
w.open();}
}; Spry.Widget.CollapsiblePanelGroup.prototype.closeAllPanels = function()
{ var cpanels = this.getPanels(); var numCPanels = cpanels.length; for (var i = 0; i < numCPanels; i++)
{ var w = this.getElementWidget(cpanels[i]); if (w && w.isOpen())
w.close();}
};