menu.js
资源名称:OA300.rar [点击查看]
上传用户:cctv0805
上传日期:2010-01-03
资源大小:345k
文件大小:8k
源码类别:
OA系统
开发平台:
ASP/ASPX
- function Folder(folderDescription, hreference,linkid) //constructor
- {
- //constant data
- this.desc = folderDescription
- this.hreference = hreference
- this.linkid = linkid
- this.id = -1
- this.navObj = 0
- this.iconImg = 0
- this.nodeImg = 0
- this.isLastNode = 0
- //dynamic data
- this.isOpen = true
- this.iconSrc = "../../images/folderopen.gif"
- this.children = new Array
- this.nChildren = 0
- //methods
- this.initialize = initializeFolder
- this.setState = setStateFolder
- this.addChild = addChild
- this.createIndex = createEntryIndex
- this.hide = hideFolder
- this.display = display
- this.renderOb = drawFolder
- this.totalHeight = totalHeight
- this.subEntries = folderSubEntries
- this.outputLink = outputFolderLink
- }
- function setStateFolder(isOpen)
- {
- var subEntries
- var totalHeight
- var fIt = 0
- var i=0
- if (isOpen == this.isOpen)
- return
- if (browserVersion == 2)
- {
- totalHeight = 0
- for (i=0; i < this.nChildren; i++)
- totalHeight = totalHeight + this.children[i].navObj.clip.height
- subEntries = this.subEntries()
- if (this.isOpen)
- totalHeight = 0 - totalHeight
- for (fIt = this.id + subEntries + 1; fIt < nEntries; fIt++)
- indexOfEntries[fIt].navObj.moveBy(0, totalHeight)
- }
- this.isOpen = isOpen
- propagateChangesInState(this)
- }
- function propagateChangesInState(folder)
- {
- var i=0
- if (folder.isOpen)
- {
- if (folder.nodeImg)
- if (folder.isLastNode)
- folder.nodeImg.src = "../../images/mlastnode.gif"
- else
- folder.nodeImg.src = "../../images/mnode.gif"
- folder.iconImg.src = "../../images/folderopen.gif"
- for (i=0; i<folder.nChildren; i++)
- folder.children[i].display()
- }
- else
- {
- if (folder.nodeImg)
- if (folder.isLastNode)
- folder.nodeImg.src = "../../images/plastnode.gif"
- else
- folder.nodeImg.src = "../../images/pnode.gif"
- folder.iconImg.src = "../../images/folderclosed.gif"
- for (i=0; i<folder.nChildren; i++)
- folder.children[i].hide()
- }
- }
- function hideFolder()
- {
- if (browserVersion == 1) {
- if (this.navObj.style.display == "none")
- return
- this.navObj.style.display = "none"
- } else {
- if (this.navObj.visibility == "hiden")
- return
- this.navObj.visibility = "hiden"
- }
- this.setState(0)
- }
- function initializeFolder(level, lastNode, leftSide)
- {
- var j=0
- var i=0
- var numberOfFolders
- var numberOfDocs
- var nc
- nc = this.nChildren
- this.createIndex()
- var auxEv = ""
- if (browserVersion > 0)
- auxEv = "<a href='javascript:clickOnNode("+this.id+")'>"
- else
- auxEv = "<a>"
- if (level>0)
- if (lastNode) //the last 'brother' in the children array
- {
- this.renderOb(leftSide + auxEv + "<img name='nodeIcon" + this.id + "' src='../../images/mlastnode.gif' width=16 height=22 border=0></a>")
- leftSide = leftSide + "<img src='../../images/blank.gif' width=16 height=22 align='absmiddle'>"
- this.isLastNode = 1
- }
- else
- {
- this.renderOb(leftSide + auxEv + "<img name='nodeIcon" + this.id + "' src='../../images/mnode.gif' width=16 height=22 border=0></a>")
- leftSide = leftSide + "<img src='../../images/vertline.gif' width=16 height=22 align='absmiddle'>"
- this.isLastNode = 0
- }
- else
- this.renderOb("")
- if (nc > 0)
- {
- level = level + 1
- for (i=0 ; i < this.nChildren; i++)
- {
- if (i == this.nChildren-1)
- this.children[i].initialize(level, 1, leftSide)
- else
- this.children[i].initialize(level, 0, leftSide)
- }
- }
- }
- function drawFolder(leftSide)
- {
- if (browserVersion == 2) {
- if (!doc.yPos)
- doc.yPos=8
- doc.write("<layer id='folder" + this.id + "' top=" + doc.yPos + " visibility=hiden>")
- }
- doc.write("<table ")
- if (browserVersion == 1)
- doc.write(" id='folder" + this.id + "' style='position:block;' ")
- doc.write(" border=0 cellspacing=0 cellpadding=0>")
- doc.write("<tr><td>")
- doc.write(leftSide)
- this.outputLink()
- doc.write("<img name='folderIcon" + this.id + "' ")
- doc.write("src='" + this.iconSrc+"' border=0></a>")
- doc.write("</td><td valign=middle nowrap>")
- if (USETEXTLINKS)
- {
- this.outputLink()
- doc.write(this.desc + "</a>")
- }
- else
- doc.write(this.desc)
- doc.write("</td>")
- doc.write("</table>")
- if (browserVersion == 2) {
- doc.write("</layer>")
- }
- if (browserVersion == 1) {
- this.navObj = doc.all["folder"+this.id]
- this.iconImg = doc.all["folderIcon"+this.id]
- this.nodeImg = doc.all["nodeIcon"+this.id]
- } else if (browserVersion == 2) {
- this.navObj = doc.layers["folder"+this.id]
- this.iconImg = this.navObj.document.images["folderIcon"+this.id]
- this.nodeImg = this.navObj.document.images["nodeIcon"+this.id]
- doc.yPos=doc.yPos+this.navObj.clip.height
- }
- }
- function outputFolderLink()
- {
- if (this.hreference)
- {
- doc.write("<span onclick="parent.div_onclick(" + this.hreference + ",'" + this.linkid +"')"" )
- if (browserVersion > 0)
- doc.write(";clickOnFolder("+this.id+")")
- doc.write(";'>")
- }
- else
- doc.write("<span>")
- // doc.write("<a href='javascript:clickOnFolder("+this.id+")'>")
- }
- function addChild(childNode)
- {
- this.children[this.nChildren] = childNode
- this.nChildren++
- return childNode
- }
- function folderSubEntries()
- {
- var i = 0
- var se = this.nChildren
- for (i=0; i < this.nChildren; i++){
- if (this.children[i].children) //is a folder
- se = se + this.children[i].subEntries()
- }
- return se
- }
- // Methods common to both objects (pseudo-inheritance)
- // ********************************************************
- function display()
- {
- if (browserVersion == 1)
- this.navObj.style.display = "block"
- else
- this.navObj.visibility = "show"
- }
- function createEntryIndex()
- {
- this.id = nEntries
- indexOfEntries[nEntries] = this
- nEntries++
- }
- // total height of subEntries open
- function totalHeight() //used with browserVersion == 2
- {
- var h = this.navObj.clip.height
- var i = 0
- if (this.isOpen) //is a folder and _is_ open
- for (i=0 ; i < this.nChildren; i++)
- h = h + this.children[i].totalHeight()
- return h
- }
- // Events
- // *********************************************************
- function clickOnFolder(folderId)
- {
- var clicked = indexOfEntries[folderId]
- if (!clicked.isOpen)
- clickOnNode(folderId)
- return
- if (clicked.isSelected)
- return
- }
- function clickOnNode(folderId)
- {
- var clickedFolder = 0
- var state = 0
- clickedFolder = indexOfEntries[folderId]
- state = clickedFolder.isOpen
- clickedFolder.setState(!state) //open<->close
- }
- function initializeDocument()
- {
- if (doc.all)
- browserVersion = 1 //IE4
- else
- if (doc.layers)
- browserVersion = 2 //NS4
- else
- browserVersion = 0 //other
- level_0.initialize(0, 1, "")
- level_0.display()
- if (browserVersion > 0)
- {
- doc.write("<layer top="+indexOfEntries[nEntries-1].navObj.top+"> </layer>")
- // close the whole tree
- clickOnNode(0)
- // open the root folder
- clickOnNode(0)
- }
- }
- // Auxiliary Functions for Folder-Treee backward compatibility
- // *********************************************************
- function gFld(description, hreference,linkid)
- {
- folder = new Folder(description, hreference,linkid)
- return folder
- }
- function insFld(parentFolder, childFolder)
- {
- return parentFolder.addChild(childFolder)
- }
- function insDoc(parentFolder, document)
- {
- parentFolder.addChild(document)
- }
- // Global variables
- // ****************
- USETEXTLINKS = 0
- indexOfEntries = new Array
- nEntries = 0
- doc = document
- browserVersion = 0
- selectedFolder=0