Subversion Repositories pavr

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

// You are free to copy the "Folder-Tree" script as long as you  

// keep this copyright notice: 

// Script found in: http://www.geocities.com/Paris/LeftBank/2178/ 

// Author: Marcelino Alves Martins (martins@hks.com) December '97. 

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

//Log of changes: 

//       17 Feb 98 - Fix initialization flashing problem with Netscape

//       

//       27 Jan 98 - Root folder starts open; support for USETEXTLINKS; 

//                   make the ftien4 a js file 

//       

// DvH:  Dec 2000 -  Made some minor changes to support external 

//                   references

// Definition of class Folder 

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

function Folder(folderDescription, tagName, hreference) //constructor 

{

  //constant data 

  this.desc = folderDescription

  this.tagName = tagName

  this.hreference = hreference

  this.id = -1

  this.navObj = 0

  this.iconImg = 0

  this.nodeImg = 0

  this.isLastNode = 0

  //dynamic data 

  this.isOpen = true

  this.iconSrc = "ftv2folderopen.png"

  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 = "ftv2mlastnode.png"

      else

          folder.nodeImg.src = "ftv2mnode.png"

    folder.iconImg.src = "ftv2folderopen.png"

    for (i=0; i<folder.nChildren; i++)

      folder.children[i].display()

  }

  else

  {

    if (folder.nodeImg)

      if (folder.isLastNode)

        folder.nodeImg.src = "ftv2plastnode.png"

      else

          folder.nodeImg.src = "ftv2pnode.png"

    folder.iconImg.src = "ftv2folderclosed.png"

    for (i=0; i<folder.nChildren; i++)

      folder.children[i].hide()

  }

}

function hideFolder()

{

  if (browserVersion == 1 || browserVersion == 3) {

    if (this.navObj.style.display == "none")

      return

    this.navObj.style.display = "none"

  } else {

    if (this.navObj.visibility == "hidden")

      return

    this.navObj.visibility = "hidden"

  }

  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='ftv2mlastnode.png' width=16 height=22 border=0></a>")

      leftSide = leftSide + "<img src='ftv2blank.png' width=16 height=22>"

      this.isLastNode = 1

    }

    else

    {

      this.renderOb(leftSide + auxEv + "<img name='nodeIcon" + this.id + "' src='ftv2mnode.png' width=16 height=22 border=0></a>")

      leftSide = leftSide + "<img src='ftv2vertline.png' width=16 height=22>"

      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=hidden>")

  }

  if (browserVersion == 3)

  {

    doc.write("<div id='folder" + this.id + "' style='visibility:hide;'>")

  }

  doc.write("\n<table ")

  if (browserVersion == 1)

    doc.write(" id='folder" + this.id + "' style='position:block;' ")

  doc.write(" border=0 cellspacing=0 cellpadding=0>")

  doc.write("\n<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>\n<td valign=middle nowrap>")

  if (USETEXTLINKS)

  {

    this.outputLink()

    doc.write(this.desc + "</a>")

  }

  else

    doc.write(this.desc)

  if (this.tagName!="")

  {

    doc.write(" [external]")

  }

  doc.write("</td>")

  doc.write("\n</table>\n")

  if (browserVersion == 2) {

    doc.write("</layer>")

  }

  if (browserVersion == 3) {

    doc.write("</div>")

  }

  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

  } else if (browserVersion == 3) {

    this.navObj = doc.getElementById("folder"+this.id)

    this.iconImg = doc.images.namedItem("folderIcon"+this.id)

    this.nodeImg = doc.images.namedItem("nodeIcon"+this.id)

  }

}

function outputFolderLink()

{

  if (this.hreference)

  {

    doc.write("<a ")

    if (this.tagName)

    {

      doc.write("doxygen='" + this.tagName + "' ");

    }

    doc.write("href='" + this.hreference + "' TARGET=\"basefrm\" ")

    if (browserVersion > 0)

      doc.write("onClick='javascript:clickOnFolder("+this.id+")'")

    doc.write(">")

  }

  else

    doc.write("<a>")

}

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

}

// Definition of class Item (a document or link inside a Folder) 

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

function Item(itemDescription, tagName, itemLink) // Constructor 

{

  // constant data 

  this.desc = itemDescription

  this.tagName = tagName

  this.link = itemLink

  this.id = -1 //initialized in initalize() 

  this.navObj = 0 //initialized in render() 

  this.iconImg = 0 //initialized in render() 

  this.iconSrc = "ftv2doc.png"

  // methods 

  this.initialize = initializeItem

  this.createIndex = createEntryIndex

  this.hide = hideItem

  this.display = display

  this.renderOb = drawItem

  this.totalHeight = totalHeight

}

function hideItem()

{

  if (browserVersion == 1 || browserVersion == 3) {

    if (this.navObj.style.display == "none")

      return

    this.navObj.style.display = "none"

  } else {

    if (this.navObj.visibility == "hidden")

      return

    this.navObj.visibility = "hidden"

  }

}

function initializeItem(level, lastNode, leftSide)

{

  this.createIndex()

  if (level>0)

    if (lastNode) //the last 'brother' in the children array 

    {

      this.renderOb(leftSide + "<img src='ftv2lastnode.png' width=16 height=22>")

      leftSide = leftSide + "<img src='ftv2blank.png' width=16 height=22>"

    }

    else

    {

      this.renderOb(leftSide + "<img src='ftv2node.png' width=16 height=22>")

      leftSide = leftSide + "<img src='ftv2vertline.png' width=16 height=22>"

    }

  else

    this.renderOb("")

}

function drawItem(leftSide)

{

  if (browserVersion == 2)

    doc.write("<layer id='item" + this.id + "' top=" + doc.yPos + " visibility=hidden>")

  if (browserVersion == 3)

    doc.write("<div id='item" + this.id + "' style='display:block;'>")

  doc.write("\n<table ")

  if (browserVersion == 1)

    doc.write(" id='item" + this.id + "' style='position:block;' ")

  doc.write(" border=0 cellspacing=0 cellpadding=0>\n")

  doc.write("<tr><td>")

  doc.write(leftSide)

  if (this.link!="")

  {

    doc.write("<a href=" + this.link + ">")

  }

  doc.write("<img id='itemIcon"+this.id+"' ")

  doc.write("src='"+this.iconSrc+"' border=0>")

  if (this.link!="")

  {

    doc.write("</a>")

  }

  doc.write("</td>\n<td valign=middle nowrap>")

  if (USETEXTLINKS && this.link!="")

    doc.write("<a href=" + this.link + ">" + this.desc + "</a>")

  else

    doc.write(this.desc)

  if (this.tagName!="")

  {

    doc.write(" [external]");

  }

  doc.write("\n</table>\n")

  if (browserVersion == 2)

    doc.write("</layer>")

  if (browserVersion == 3)

    doc.write("</div>")

  if (browserVersion == 1) {

    this.navObj = doc.all["item"+this.id]

    this.iconImg = doc.all["itemIcon"+this.id]

  } else if (browserVersion == 2) {

    this.navObj = doc.layers["item"+this.id]

    this.iconImg = this.navObj.document.images["itemIcon"+this.id]

    doc.yPos=doc.yPos+this.navObj.clip.height

  } else if (browserVersion == 3) {

    this.navObj = doc.getElementById("item"+this.id)

    this.iconImg = doc.images.namedItem("itemIcon"+this.id)

  }

}

// Methods common to both objects (pseudo-inheritance) 

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

function display()

{

  if (browserVersion == 1 || browserVersion == 3)

    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()

{

  doc = document;

  if (doc.all)

    browserVersion = 1 //IE4   

  else

    if (doc.layers)

      browserVersion = 2 //NS4 

    else if(navigator.userAgent.toLowerCase().indexOf('gecko') != -1)

        browserVersion = 3 //mozilla

      else

        browserVersion = 0 //other 

  foldersTree.initialize(0, 1, "")

  foldersTree.display()

  if (browserVersion > 0)

  {

    if(browserVersion != 3)

      doc.write("<layer top="+indexOfEntries[nEntries-1].navObj.top+">&nbsp;</layer>")

    // close the whole tree 

    clickOnNode(0)

    // open the root folder 

    clickOnNode(0)

  }

}

// Auxiliary Functions for Folder-Treee backward compatibility 

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

function gFld(description, tagName, hreference)

{

  folder = new Folder(description, tagName, hreference)

  return folder

}

function gLnk(description, tagName, linkData)

{

  fullLink = ""

  if (linkData!="")

  {

    fullLink = "'"+linkData+"' target=\"basefrm\""

  }

  linkItem = new Item(description, tagName, fullLink)

  return linkItem

}

function insFld(parentFolder, childFolder)

{

  return parentFolder.addChild(childFolder)

}

function insDoc(parentFolder, document)

{

  parentFolder.addChild(document)

}

// Global variables 

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

USETEXTLINKS = 1

indexOfEntries = new Array

nEntries = 0

doc = document

browserVersion = 0

selectedFolder=0