function TOCTree ( winTOC, winContent ) { if ( !TOCTree.bInitialized ) TOCTree.initTOCTreeClass(); if ( winTOC && winTOC.TheTOCTree ) { return winTOC.TheTOCTree ; } this.m_winTOC = winTOC; this.m_winContent = winContent; this.m_docTOC = null; this.m_bSyncTOCWithContent = false ; this.m_ContentHREFToTOCLinkMap = null ; this.m_bHiliteCurLink = false ; this.m_hiColor = ""; this.m_hiBGColor = "green"; this.m_imgOpenSrc = "" ; this.m_imgCloseSrc = "" ; this.m_imgLeafSrc = "" ; this.m_nSyncInterval = 0; this.m_nYOffset = 0 ; this.m_nIndentDelta = 10 ; this.m_nXOffset = 18; this.m_basePath = ""; this.m_bInitialized = false ; this.m_curFolderID = -1 ; this.m_curHiliteFolderID = "" ; this.m_curBODYLocation = ""; this.m_bDoArrowKeyNav = true ; this.m_origKeyDownHandler = null ; this.m_origKeyPressHandler = null; this.m_syncTimeoutId = null ; this.m_imgOpen = null; this.m_imgClose = null; if ( this.m_winTOC ) { this.m_winTOC.TheTOCTree = this; } return this; } TOCTree.HiliteId = "THEHILITE"; TOCTree.initTOCTreeClass = function () { if ( ! isXblibInit ) xblibInit(); if ( isNav4 ) { TOCTree.prototype.applyHilite = applyHilite_Nav4; TOCTree.prototype.removeHilite = removeHilite_Nav4; } else if ( isIE4 ) { TOCTree.prototype.applyHilite = applyHilite_IE4; TOCTree.prototype.removeHilite = removeHilite_IE4; } else { TOCTree.prototype.applyHilite = applyHilite_W3C; TOCTree.prototype.removeHilite = removeHilite_W3C; } TOCTree.bInitialized = true ; } TOCTree.initTOCTreeClass(); TOCTree.prototype.initialize = function () { this.m_docTOC = this.m_winTOC.document; this.m_imgOpen = new Image(); this.m_imgClose = new Image(); this.m_imgOpen.src = this.m_basePath + this.m_imgOpenSrc ; this.m_imgClose.src = this.m_basePath + this.m_imgCloseSrc ; this.m_bInitialized = true ; if ( this.m_bDoArrowKeyNav ) { this.m_winTOC._onDocKeyDown = getInstanceEventHandler( this, "onDocKeyDown" ); this.m_origKeyDownHandler = addEvent( this.m_docTOC, "keydown", this.m_winTOC._onDocKeyDown, 1, (isNav4 ? Event.KEYDOWN : null) ); if ( isMoz5 ) { this.m_winTOC._onDocKeyPress = getInstanceEventHandler( this, "onDocKeyPress" ); this.m_origKeyPressHandler = addEvent( this.m_docTOC, "keypress", this.m_winTOC._onDocKeyPress, 1 ); } } if ( isNav4 ) { this.m_winTOC.captureEvents( Event.RESIZE ); this.m_winTOC.onresize = function(){location.reload();return false;}; } if ( isNav4 ) { var nextY = this.m_nYOffset ; var folder = this.getFolderFromID( "z0" ); var exposedHeight = this.m_nYOffset + folder.clip.height ; var iter = new FolderIter( folder ); while ( folder ) { if ( iter.curLevel() == this.m_nXOffset ) { folder.pageY = nextY ; folder.visibility = "show"; nextY += folder.document.height ; exposedHeight += folder.clip.height ; } folder = iter.getNext(); } this.m_docTOC.height = exposedHeight; if ( this.m_bHiliteCurLink ) { this.m_hiliteDiv = this.m_docTOC[ TOCTree.HiliteId ]; if ( ! this.m_hiliteDiv ) { alert( "HILITING TURNED ON BUT NO HILITER WAS FOUND - insert call to TOCTree.createHiliter inside " ); } } } if ( this.m_bSyncTOCWithContent ) { this.m_syncTimeoutId = this.m_winTOC.setTimeout( "TheTOCTree.syncTOC()", this.m_nSyncInterval ); } } TOCTree.createHiliter = function ( docObj, imgSrc ) { if ( isNav4 ) { docObj.write( '

' ); var div = docObj[ TOCTree.HiliteId ]; if ( div ) { div.visibility = "hidden" ; } } } TOCTree.prototype.onError = function ( msg, url, line ) { if ( isMoz5 ) return true ; if ( -1 != msg.search( /access disallowed|permission denied/i ) ) { this.m_syncTimeoutId = this.m_winTOC.setTimeout( "TheTOCTree.syncTOC()", this.m_nSyncInterval ); return true ; } alert( "JavaScript Error:\n" + msg + "\n\nIn file:\t" + url + "\n\nLine No.:\t" + line ); return true ; } TOCTree.prototype.hiliteFolder = function ( folder ) { if ( !(folder && this.m_bHiliteCurLink) ) return ; if ( this.isFolderVisible( folder ) && (this.m_curHiliteFolderID == folder.id) ) { return ; } var curHiliteFolder = this.getFolderFromID( this.m_curHiliteFolderID ); if ( curHiliteFolder ) { this.removeHilite( curHiliteFolder ); this.m_curHiliteFolderID = "" ; } var iter = new FolderIter( folder ); while ( folder ) { if ( this.isFolderVisible( folder ) ) break; folder = iter.getParent(); } if ( folder ) { this.applyHilite( folder ); this.m_curHiliteFolderID = folder.id ; } else{} } function applyHilite_IE4 ( folder ) { if ( this.m_hiColor ) folder.children[ folder.children.length - 1 ].style.color = this.m_hiColor ; if ( this.m_hiBGColor ) folder.children[ folder.children.length - 1 ].style.backgroundColor = this.m_hiBGColor ; } function applyHilite_Nav4 ( folder ) { this.m_hiliteDiv.visibility = "show" ; this.m_hiliteDiv.moveBelow( folder ); this.m_hiliteDiv.moveTo( 0, folder.top ); } function applyHilite_W3C ( folder ) { if ( this.m_hiColor ) folder.lastChild.style.color = this.m_hiColor ; if ( this.m_hiBGColor ) folder.lastChild.style.backgroundColor = this.m_hiBGColor ; } function removeHilite_IE4 ( folder ) { folder.children[ folder.children.length - 1 ].style.color = "" ; folder.children[ folder.children.length - 1 ].style.backgroundColor = "" ; } function removeHilite_Nav4 ( folder ) { this.m_hiliteDiv.visibility = "hide" ; } function removeHilite_W3C ( folder ) { folder.lastChild.style.color = "" ; folder.lastChild.style.backgroundColor = "" ; } TOCTree.prototype.exposeFolder = function ( folder ) { if ( ! folder ) return ; if ( ! this.isFolderVisible( folder ) ) { var iter = new FolderIter( folder ); var parentFolder = iter.getParent(); while ( parentFolder ) { if( ! this.isFolderOpen( parentFolder ) ) { this.tf( null, parentFolder ); } parentFolder = iter.getParent(); } } if ( ! isElemInView( folder, this.m_winTOC ) ) { scrollVertToElem( folder, this.m_winTOC ); } } TOCTree.prototype.isFolderOpen = function ( folder ) { if ( isNav4 ) { return ( -1 != folder.document.images[ 0 ].src.indexOf( this.m_imgOpenSrc ) ); } else { return (1 == this.getFolderStatus( folder )); } } TOCTree.prototype.getFolderStatus = function ( folder ) { if ( folder.folderStatus == null ) { var imgSrc = ""; if ( isIE4 ) { if ( ("IMG" == folder.children[ 0 ].tagName) || (("A" == folder.children[ 0 ].tagName) && (! folder.children[ 0 ].href)) ) { return (folder.folderStatus = 0); } else { imgSrc = folder.children[ 0 ][ 0 ].src ; } } else { if ( ("IMG" == folder.firstChild.tagName) || (("A" == folder.firstChild.tagName) && (! folder.firstChild.href)) ) { return (folder.folderStatus = 0); } else { imgSrc = folder.firstChild.firstChild.src ; } } if ( -1 != imgSrc.indexOf( this.m_imgOpenSrc ) ) { folder.folderStatus = 1; } else if ( -1 != imgSrc.indexOf( this.m_imgCloseSrc ) ) { folder.folderStatus = -1; } } return folder.folderStatus; } TOCTree.prototype.isFolderClosed = function ( folder ) { if ( isNav4 ) { return ( -1 != folder.document.images[ 0 ].src.indexOf( this.m_imgCloseSrc ) ); } else { return (-1 == this.getFolderStatus( folder )); } } TOCTree.prototype.isLeafFolder = function ( folder ) { if ( isNav4 ) { return ( -1 != folder.document.images[ 0 ].src.indexOf( this.m_imgLeafSrc ) ); } else { return (0 == this.getFolderStatus( folder )); } } TOCTree.prototype.openFolder = function ( folder ) { var img ; if ( isNav4 ) { img = folder.document.images[ 0 ]; } else { folder.folderStatus = 1; if ( isIE4 ) { img = folder.children[ 0 ][ 0 ]; } else { img = folder.firstChild.firstChild; } } if ( img ) img.src = this.m_imgOpen.src ; } TOCTree.prototype.closeFolder = function ( folder ) { var img ; if ( isNav4 ) { img = folder.document.images[ 0 ]; } else { folder.folderStatus = -1; if ( isIE4 ) { img = folder.children[ 0 ][ 0 ]; } else { img = folder.firstChild.firstChild; } } if ( img ) img.src = this.m_imgClose.src ; } TOCTree.prototype.hideFolder = function ( folder ) { if ( isNav4 ) { folder.visibility = "hide" ; } else { folder.style.display = "none"; } } TOCTree.prototype.isFolderVisible = function ( folder ) { if ( isNav4 ) { return ( "show" == folder.visibility ); } else { if ( 0 == parseInt( folder.className.slice(1) ) ) { return true ; } return ( "block" == folder.style.display ); } } TOCTree.prototype.showFolder = function ( folder ) { if ( isNav4 ) { folder.visibility = "show" ; } else { folder.style.display = "block"; } } TOCTree.prototype.isRootFolder = function ( folder ) { if ( isNav4 ) { return (this.m_nXOffset == folder.left); } else { return (0 == parseInt( folder.className.slice(1) )); } } TOCTree.prototype.onDocKeyDown = function ( e ) { var keyCode = ( isIE ? this.m_winTOC.event.keyCode : e.which ); if ( isNav4 ) { switch( keyCode ) { case 39: keyCode = 40; break; case 91: keyCode = 37; break; case 93: keyCode = 39; break; case 61: keyCode = 38; break; } } var bOurKey = true ; var folder = this.getFolderFromID( 'z' + this.m_curFolderID ); if ( ! folder ) { bOurKey = false; } else { var iter = new FolderIter( folder ); switch( keyCode ) { case 38: var prevFolder = iter.getPrev(); while ( prevFolder ) { if ( this.isFolderVisible( prevFolder ) ) { break; } prevFolder = iter.getPrev(); } this.selectFolder( prevFolder ); break; case 40: var nextFolder = iter.getNext(); while ( nextFolder ) { if ( this.isFolderVisible( nextFolder ) ) { break; } nextFolder = iter.getNext(); } this.selectFolder( nextFolder ); break; case 37: if ( this.isFolderOpen( folder ) ) { this.tf( null, folder ); if ( ! isNav4 ) { var link = this.getFolderLink( folder ); if ( link && link.href ) { link.focus(); } } } else { this.selectFolder( iter.getParent() ); } break; case 39: if ( this.isFolderClosed( folder ) ) { this.tf( null, folder ); if ( ! isNav4 ) { var link = this.getFolderLink( folder ); if ( link && link.href ) { link.focus(); } } } else { this.selectFolder( iter.getNextChild() ); } break; default: bOurKey = false ; break; } } if ( bOurKey ) { return cancelEvent( e ); } else { if ( this.m_origKeyDownHandler ) { return this.m_origKeyDownHandler( e ); } if ( isNav4 ) this.m_docTOC.routeEvent( e ); return true ; } } TOCTree.prototype.onDocKeyPress = function ( e ) { if ( ! isMoz5 ) return true; var keyCode = e.keyCode; var bOurKey = false ; switch( keyCode ) { case 37: case 38: case 39: case 40: bOurKey = true ; break; default: break; } if ( bOurKey ) { return cancelEvent( e ); } else { if ( this.m_origKeyPressHandler ) { return this.m_origKeyPressHandler( e ); } return true ; } } TOCTree.prototype.tf = function ( folderID, folder, nForce, bNoHilite ) { if ( ! this.m_bInitialized ) return ; if ( parseInt( folderID ) == folderID ) { folderID = 'z' + folderID; } if ( ! folder ) folder = this.getFolderFromID( folderID ); if ( ! folder ) return ; if ( ! folderID ) folderID = folder.id ; var fForceClose = false; var fForceOpen = false; if ( nForce == 1 ) { fForceOpen = true; } else if ( nForce == -1 ) { fForceClose = true; } var fShow ; if ( this.isFolderOpen( folder ) || fForceClose ) { fShow = false ; this.closeFolder( folder ); } else { fShow = true ; this.openFolder( folder ); } var iter = new FolderIter( folder ); if ( isNav4 ) { var fKeepToggling = true ; var startY, exposedHeight = 0; var folderHeight = folder.clip.height ; var startHeight = ( folder.top + folderHeight ); var nextY = startHeight; folder = iter.getNext(); while( folder ) { if ( fKeepToggling ) { if ( iter.startLevel() >= iter.curLevel() ) { fKeepToggling = false ; } else { if ( ! fShow ) { this.hideFolder( folder ); if ( this.isFolderOpen( folder ) ) this.closeFolder( folder ); } else if ( (iter.startLevel() + this.m_nIndentDelta) == iter.curLevel() ) { this.showFolder( folder ); } } } if ( folder.visibility != "hide" ) { folder.top = nextY ; exposedHeight += folder.clip.height ; nextY = folder.top + folder.clip.height ; } folder = iter.getNext(); } this.m_docTOC.height = startHeight + exposedHeight + folderHeight ; } else { folder = iter.getNextChild(); while( folder ) { if ( !fShow ) { this.hideFolder( folder ); if ( this.isFolderOpen( folder ) ) this.closeFolder( folder ); } else if ( iter.curLevel() == (iter.startLevel() + 1) ) { this.showFolder( folder ); } folder = iter.getNextChild(); } } if ( !bNoHilite ) { this.hiliteFolder( this.getFolderFromID( 'z' + this.m_curFolderID ) ); } } TOCTree.prototype.toggleAll = function ( fShow, toggleDepth ) { if ( ! this.m_bInitialized ) return ; var folder = this.getFolderFromID( "z0" ); var iter = new FolderIter( folder ); var level, isOpen; while ( folder ) { if ( ! this.isLeafFolder( folder ) ) { isOpen = this.isFolderOpen( folder ); if ( (toggleDepth == null) || (toggleDepth < 0) ) { if ( fShow ) { if ( ! isOpen ) { this.tf( folder.id, folder, 1, 1 ); } } else if ( isOpen ) { this.tf( folder.id, folder, -1, 1 ); } } else { level = getFolderLevel( folder ); if ( isNav4 ) { level = (level - this.m_nXOffset) / this.m_nIndentDelta ; } if ( fShow ) { if ( (!isOpen) && (level <= toggleDepth) ) { this.tf( folder.id, folder, 1, 1 ); } else if ( isOpen && (level > toggleDepth) ) { this.tf( folder.id, folder, -1, 1 ); } } else { if ( isOpen && (level >= toggleDepth) ) { this.tf( folder.id, folder, -1, 1 ); } else if ( (!isOpen) && (level < toggleDepth) ) { this.tf( folder.id, folder, 1, 1 ); } } } } folder = iter.getNext(); } this.hiliteFolder( this.getFolderFromID( 'z' + this.m_curFolderID ) ); } TOCTree.prototype.si = function ( href, bExposeFolder ) { if ( ! href ) return ; var a = href.split( ":" ); var folderId = a[ 1 ]; if ( folderId != null ) { var folder = this.getFolderFromID( "z" + folderId ); if ( bExposeFolder ) this.exposeFolder( folder ); this.hiliteFolder( folder ); this.m_curFolderID = folderId ; } if ( a[ 0 ] ) { var newPath = this.m_basePath + a[ 0 ]; if ( isMoz5 ) { var l = this.m_winContent.location; if ( ! l.pathname ) { l = this.m_winTOC.location; } newPath = l.href.replace( /[^\\\/]*$/, newPath ); } this.m_winContent.location = newPath; this.m_curBODYLocation = a[ 0 ]; } } TOCTree.prototype.selectFolder = function ( folder ) { if ( ! folder ) return; var link = this.getFolderLink( folder ); if ( ! (link && link.href) ) { return ; } var href = link.href; var pos = href.search( /[\/\\][^\/\\]*$/ ); if ( -1 != pos ) { href = href.slice( pos + 1 ); } if ( href && (-1 != href.search( /(si|tf|toggleAll)\(/ )) && (-1 == href.search( /javascript/i )) ) { eval( "this." + href ); if ( !isNav4 ) { link.focus(); } } } TOCTree.prototype.getFolderLink = function ( folder, linkIndex ) { if ( !folder ) return "" ; var links = (isNav4 ? folder.document.links : getTags( folder, "A" ) ); if ( !links ) return "" ; if ( !linkIndex ) linkIndex = 1; return links[ linkIndex ]; } TOCTree.prototype.lookUpHREFID = function ( href ) { if ( ! (href && this.m_ContentHREFToTOCLinkMap) ) return null; var id = this.m_ContentHREFToTOCLinkMap[ href ]; if ( null == id ) { var path = href; var anchorName = ""; var aTmp = href.split( /#/ ); if ( aTmp && aTmp[ 1 ] ) { path = aTmp[0]; anchorName = aTmp[1]; } if ( isW3C && anchorName ) { var MAX_NODE_SEARCH = 10; var anchor = getElem( anchorName, this.m_winContent.document ); if ( anchor && ("A" == anchor.tagName) ) { var searchCount = 0; anchor = (anchor.previousSibling ? anchor.previousSibling : anchor.parentNode); while ( anchor && (searchCount < MAX_NODE_SEARCH) ) { if ( (1 == anchor.nodeType) && ("A" == anchor.tagName) && anchor.getAttribute("Name") ) { id = this.m_ContentHREFToTOCLinkMap[ path + "#" + anchor.getAttribute("Name") ]; if ( id ) { break; } } anchor = (anchor.previousSibling ? anchor.previousSibling : anchor.parentNode); searchCount++; } } } if ( null == id ) { id = this.m_ContentHREFToTOCLinkMap[ path ]; } } return id ; } TOCTree.prototype.syncTOC = function () { var newLoc = this.m_winContent.location.pathname + this.m_winContent.location.hash; var pos = newLoc.search( /[\/\\][^\/\\]*$/ ); if ( -1 != pos ) { newLoc = newLoc.slice( pos + 1 ); } if ( newLoc != this.m_curBODYLocation ) { this.m_curBODYLocation = newLoc ; var id = this.lookUpHREFID( newLoc ); if ( id != null ) { var folder = this.getFolderFromID( "z" + id ); if ( folder ) { this.exposeFolder( folder ); this.hiliteFolder( folder ); this.m_curFolderID = id ; } } } this.m_syncTimeoutId = this.m_winTOC.setTimeout( "TheTOCTree.syncTOC()", this.m_nSyncInterval ); } TOCTree.prototype.getFolderFromID = function ( folderID ) { return getElem( folderID, this.m_docTOC ); } function FolderIter ( startFolder ) { this.m_startFolder = startFolder; this.m_curFolder = startFolder; this.m_startLevel = this.m_curLevel = getFolderLevel( startFolder ); return this ; } FolderIter.prototype.startFolder = function () { return this.m_startFolder ; } FolderIter.prototype.curFolder = function () { return this.m_curFolder ; } FolderIter.prototype.startLevel = function () { return this.m_startLevel ; } FolderIter.prototype.curLevel = function () { return this.m_curLevel ; } FolderIter.prototype.getNext = function () { if ( ! this.m_curFolder ) return null; var folder; if ( ! isIE4 ) { folder = ( isNav4 ? this.m_curFolder.above : this.m_curFolder.nextSibling ); while ( folder ) { if ( isFolder( folder ) ) { break; } folder = ( isNav4 ? folder.above : folder.nextSibling ); } } else { for ( var i = this.m_curFolder.sourceIndex + 1; i < all.length; i++ ) { folder = all[ i ]; if ( isFolder( folder ) ) { break ; } } } if ( folder ) this.m_curLevel = getFolderLevel( folder ); return this.m_curFolder = folder; } FolderIter.prototype.getPrev = function () { if ( ! this.m_curFolder ) { return null; } var folder; if ( ! isIE4 ) { folder = ( isNav4 ? this.m_curFolder.below : this.m_curFolder.previousSibling ); while ( folder ) { if ( isFolder( folder ) ) { break; } folder = ( isNav4 ? folder.below : folder.previousSibling ); } } else { for ( var i = this.m_curFolder.sourceIndex-1; i >= 0; i-- ) { folder = all[ i ]; if ( isFolder( folder ) ) { break ; } } } if ( folder ) this.m_curLevel = getFolderLevel( folder ); return this.m_curFolder = folder; } FolderIter.prototype.getParent = function () { var level ; var iter = new FolderIter( this.m_curFolder ); var folder = iter.getPrev(); while ( folder ) { level = getFolderLevel( folder ); if ( level < this.m_curLevel ) { break; } folder = iter.getPrev(); } this.m_curLevel = level; return this.m_curFolder = folder; } FolderIter.prototype.getNextSibling = function () { var level ; var iter = new FolderIter( this.m_curFolder ); var folder = iter.getNext(); while ( folder ) { level = getFolderLevel( folder ); if ( this.m_curLevel == level ) { break ; } else if ( this.m_curLevel > level ) { folder = null; break ; } folder = iter.getNext(); } this.m_curLevel = level; return this.m_curFolder = folder; } FolderIter.prototype.getNextChild = function () { if ( ! this.m_curFolder ) return null; var iter = new FolderIter( this.m_curFolder ); var folder = iter.getNext(); var level = iter.curLevel(); this.m_curFolder = (this.m_startLevel < level ? folder : null); this.m_curLevel = level; return this.m_curFolder ; } function isFolder ( folder ) { if ( null == folder ) return false ; if ( isNav4 ) { return ( "z" == folder.name.charAt( 0 ) ); } else { return ( folder.tagName && (folder.tagName == "DIV") && ("z" == folder.id.charAt(0)) ); } } function getFolderLevel ( folder ) { return ( isNav4 ? folder.left : parseInt( folder.className.slice(1) ) ); }