// JScript source code function scrollingBrowseListObject () {} scrollingBrowseListObject.prototype = new baseObject (); scrollingBrowseListObject.prototype.start = function ( element, strClass, obContainer ) { this.outerElement = element; element.objectHandle = this.handle; element.hideFocus = true; this.localFocusElement = this.outerElement; this.bFoundTop = false; this.bFoundBottom = false; this.numPixelFill = 200; this.elBrowseList = this.outerElement; this.numBlocks = 0; this.strRequestExtra = this.outerElement.getAttribute ( this.manager.attributePrefix + "RequestExtra" ); this.bPageMode = ( this.outerElement.getAttribute ( this.manager.attributePrefix + "PageBrowse" ) == "1" ); this.allowBackSpace = true; if ( this.strRequestExtra == null ) this.strRequestExtra = ""; this.bNoFocus = this.outerElement.getAttribute ( this.manager.attributePrefix + "NoFocus" ) == "1"; this.bNoPreloadAbove = this.outerElement.getAttribute ( this.manager.attributePrefix + "NoPreloadAbove" ) == "1"; this.bFixedContent = this.outerElement.getAttribute ( this.manager.attributePrefix + "FixedContent" ) == "1"; if ( this.elBrowseList.firstChild != null ) { var elDiv = this.elBrowseList.firstChild; if ( elDiv.nodeType == 1 ) { this.bFoundTop = ( elDiv.getAttribute ( "bFoundTop" ) == "1" ); this.bFoundBottom = ( elDiv.getAttribute ( "bFoundBottom" ) == "1" ); } } obContainer.traverseChildren ( element ); // Recurse binding to child elements. this.bNoScrollBar = this.outerElement.getAttribute ( this.manager.attributePrefix + "NoScrollBar" ) == "1"; this.strMarkerClass = this.outerElement.getAttribute ( this.manager.attributePrefix + "StopBarClass" ); this.elBrowseList.style.overflow = "hidden";//this.bNoScrollBar ? "hidden" : "auto"; this.obAppServer = new cHttpFetcher ( this.manager.getUseScriptHTTPFetcher () ); this.localFocusElement.onfocus = new Function ( "documentManager.controlGetsFocus(" + this.handle + ");" ); this.localFocusElement.onblur = new Function ( "documentManager.controlLoosesFocus(" + this.handle + ");" ); this.showFocus = false; this.manager.addTask ( this.createCallback ( "fnOnStart" ) ); this.fnPollCallBack = this.createCallback ( "fnOnPoll" ); this.strName = element.id; if ( this.bFixedContent ) { this.bFoundTop = true; this.bFoundBottom = true; } } scrollingBrowseListObject.prototype.fnOnStart = function () { trace("","scrollingBrowseListObject.fnOnStart called"); if ( this.elBrowseList.parentNode == null ) { // The page was unloaded before we got a chance to start. trace("","scrollingBrowseListObject.thinks it's been unloaded"); return; } if ( document.body.offsetHeight < 20 ) { trace("","scrollingBrowseListObject.thinks it needs to wait for more data ?"); this.manager.addTask ( this.createCallback ( "fnOnStart" ) ); } else { this.elBrowseList.style.pixelHeight = this.elBrowseList.offsetHeight; trace("",this.elBrowseList.style.pixelHeight); if ( ! this.bPageMode ) { this.elBrowseList.style.pixelHeight = this.elBrowseList.offsetHeight; this.elTopStop = document.createElement ( "div" ); this.elBottomStop = document.createElement ( "div" ); this.elPad = document.createElement ( "div" ); this.elTopStop.appendChild ( document.createElement ( "br" ) ); this.elBottomStop.appendChild ( document.createElement ( "br" ) ); this.elPad.appendChild ( document.createElement ( "br" ) ); this.elBrowseList.insertBefore ( this.elTopStop, this.elBrowseList.firstChild ); this.elBrowseList.appendChild ( this.elBottomStop ); this.elBrowseList.appendChild ( this.elPad ); if ( this.strMarkerClass != null ) { this.elTopStop.className = this.strMarkerClass; this.elBottomStop.className = this.strMarkerClass; } else { this.elTopStop.style.backgroundColor = "scrollbar"; this.elBottomStop.style.backgroundColor = "scrollbar"; } this.fnColorMarkers (); var strDisplay = ( this.bFoundTop && this.bFoundBottom ) ? "none" : "block"; this.elTopStop.style.display = strDisplay; this.elBottomStop.style.display = strDisplay; this.elBrowseList.scrollTop = this.elTopStop.offsetHeight; this.fnDoResize (); this.elBrowseList.onscroll = this.createCallback ( "fnOnScroll" ); this.elBrowseList.offsetParent.onresize = this.createCallback ( "fnOnResizeParent" ); if ( this.bNoScrollBar ) { this.elBrowseList.onmousewheel = this.createCallback ( "fnOnMouseWheel" ); } } if ( ! this.bNoFocus ) { this.fnSetFocus (); } this.fnFill (); } } scrollingBrowseListObject.prototype.fnGetSpareSpace = function () { var elOffsetParent = this.elBrowseList.offsetParent; var parentHeight = 0; if (elOffsetParent.style.pixelHeight) { parentHeight = elOffsetParent.style.pixelHeight; } else { parentHeight = elOffsetParent.clientHeight; } trace("","fnGetSpareSpace called"); trace("","elOffsetParent "+ elOffsetParent ); trace("","parentHeight "+ parentHeight ); trace("","elOffsetParent.scrollHeight "+ elOffsetParent.scrollHeight ); var result = parentHeight - elOffsetParent.scrollHeight; trace("","fnGetSpareSpace return "+ result); return result; } function getBoundingClientRect( e ) { var result1 = null; //debugger; // getting very stange results //if (e.getBoundingClientRect) //{ // result1 = e.getBoundingClientRect(); //} // make a work-around var element = e; var coords = { left: 0, top: 0, width: element.offsetWidth, height: element.offsetHeight, bottom: 0, right: 0 }; while (element) { coords.left += element.offsetLeft; coords.top += element.offsetTop; element = element.offsetParent; } coords.bottom = coords.top + coords.height; coords.right = coords.left + coords.width; //trace("coords", "coords ("+ coords.left + "," + coords.top+ "," coords.width +","+ coords.height +")" ); //if ( result1 != null) trace("coords", "brect ("+ result1.left + "," + result1.top+ "," result1.width +","+ result1.height +")" ); return coords; } scrollingBrowseListObject.prototype.fnDoResize = function () { trace("","scrollingBrowseListObject.fnDoResize called"); //fdebugger; var obRect = getBoundingClientRect( this.elBrowseList ); var obRectScreen = getBoundingClientRect( document.body ); var numScreenHeight = obRectScreen.bottom - obRectScreen.top; trace("","num screen height is "+ numScreenHeight); var numClientHeight = obRect.bottom - obRect.top; trace("","num client height is "+ numClientHeight); if ( obRect.bottom > obRectScreen.bottom ) { numClientHeight = obRectScreen.bottom - obRect.top; } trace("","num client 2 height is "+ numClientHeight); this.elBrowseList.style.pixelHeight = numClientHeight; var numScroll = this.elBrowseList.scrollTop; this.elBrowseList.style.pixelHeight = this.elBrowseList.offsetHeight + this.fnGetSpareSpace (); trace("","get spare space "+ this.fnGetSpareSpace ()); trace("","then pixel height is set to "+ this.elBrowseList.style.pixelHeight); this.elPad.style.pixelHeight = this.elBrowseList.offsetHeight - this.elBottomStop.offsetHeight; this.elBrowseList.scrollTop = numScroll; if ( this.bNoPreloadAbove ) { if ( this.elBrowseList.scrollTop < this.elTopStop.offsetHeight ) { this.elBrowseList.scrollTop = this.elTopStop.offsetHeight; } } } scrollingBrowseListObject.prototype.fnOnResizeParent = function () { trace("","scrollingBrowseListObject.fnOnResizeParent called"); if ( ! this.bUpdatingList ) { var numPW = this.elBrowseList.offsetParent.offsetWidth; var numPH = this.elBrowseList.offsetParent.offsetHeight; if ( ( this.numPW != numPW ) || ( this.numPH != numPH ) ) { this.numPW = numPW; this.numPH = numPH; if ( ! this.bScheduledResize ) { this.bScheduledResize = true; this.manager.addTask ( this.createCallback ( "fnActionResize" ) ); } } } } scrollingBrowseListObject.prototype.fnActionResize = function () { trace("","scrollingBrowseListObject.fnActionResize called"); this.fnDoResize (); this.fnFill (); this.bScheduledResize = false; } scrollingBrowseListObject.prototype.fnOnMouseWheel = function (e) { if (!e) var e = window.event; // var element = getTargetElement( e ); // var code = getKeyCode( e ); //var numMove = this.elBrowseList.clientHeight * 0.1; var numMove = this.elBrowseList.style.pixelHeight * 0.1; if ( numMove > 30 ) numMove = 30; if ( e.wheelDelta >= 120 ) { if ( this.fnGetCanScrollUp () ) { this.elBrowseList.scrollTop -= numMove; } } if ( e.wheelDelta <= -120 ) { if ( this.fnGetCanScrollDown () ) { this.elBrowseList.scrollTop += numMove; } } e.cancelBubble = true; if ( e.stopPropagation ) e.stopPropagation(); e.returnValue = false; this.manager.activity (); } scrollingBrowseListObject.prototype.fnOnScroll = function () { if ( this.strPendingRequest != null ) { if ( this.obAppServer.IsAsyncWaiting () ) { if ( this.obAppServer.IsAsyncReady () ) { this.fnProcessResponse (); } } } else { if ( ! this.bUpdatingList ) { if ( this.bNoPreloadAbove ) { if ( this.elBrowseList.scrollTop < this.elTopStop.offsetHeight ) { this.bNoPreloadAbove = false; } } this.fnFill (); } } } scrollingBrowseListObject.prototype.fnProcessResponse = function () { if ( ! this.obAppServer.IsParsedOK () ) { this.bBadResponse = true; } else { var bUp = ( this.strPendingRequest == "up" ); var elDiv = document.createElement ( "div" ); var bIsEmpty = false; this.bUpdatingList = true; if ( bUp ) { this.elBrowseList.insertBefore ( elDiv, this.elTopStop.nextSibling ); elDiv.innerHTML = this.obAppServer.GetResponseBody (); //children--childNodes if ( elDiv.childNodes.length == 0 ) { elDiv.removeNode ( true ); bIsEmpty = true; } else { this.elBrowseList.scrollTop += elDiv.scrollHeight; } } else { this.elBrowseList.insertBefore ( elDiv, this.elBottomStop ); elDiv.innerHTML = this.obAppServer.GetResponseBody (); //children--childNodes if ( elDiv.childNodes.length == 0 ) { elDiv.removeNode ( true ); bIsEmpty = true; } } if ( ! bIsEmpty ) { this.manager.bindChildElements ( elDiv ); elDiv.setAttribute ( "targetObject", this.obAppServer.RspGet ( "targetObject", "???" ) ); this.numBlocks++; if ( this.obAppServer.RspGet ( "strStartHandle", "" ) != "" ) { if ( this.obAppServer.RspGet ( "strEndHandle", "" ) != "" ) { elDiv.strStartHandle = this.obAppServer.RspGet ( "strStartHandle", "" ); elDiv.strEndHandle = this.obAppServer.RspGet ( "strEndHandle", "" ); } } } if ( this.obAppServer.RspGet ( "bFoundTop", "0" ) == 1 ) { this.bFoundTop = true; } if ( this.obAppServer.RspGet ( "bFoundBottom", "0" ) == 1 ) { this.bFoundBottom = true; } this.fnColorMarkers (); delete this.bUpdatingList; delete this.strPendingRequest; this.fnFill (); } } scrollingBrowseListObject.prototype.fnOnPoll = function () { if ( this.elBrowseList.parentNode == null ) { // The page was unloaded. return; } if ( this.obAppServer.IsAsyncWaiting () ) { if ( ! this.obAppServer.IsAsyncReady () ) { window.setTimeout ( this.fnPollCallBack, 10 ); } else { this.fnProcessResponse (); if ( this.fnOnMoreCallback != null ) { this.fnOnMoreCallback (); this.fnOnMoreCallback = null; } } } } scrollingBrowseListObject.prototype.fnRequestMore = function ( bUp ) { if ( ( this.strPendingRequest == null ) && ( ! this.bBadResponse ) ) { var el = bUp ? this.elTopStop.nextSibling : this.elBottomStop.previousSibling; this.strPendingRequest = bUp ? "up" : "down"; this.obAppServer.ClearCmd (); this.obAppServer.SetUseUTF8Request ( 1 ); this.obAppServer.SetCmdPrefix ( el.getAttribute ( "targetObject" ) + this.strRequestExtra + "&ResponseEncoding=utf-8" ); this.obAppServer.CmdSet ( "Method", bUp ? "FetchIncrementalBrowseUp" : "FetchIncrementalBrowseDown" ); this.obAppServer.SetUseMSXMLHTTPRequest ( 1 ); if ( this.numBlocks > 5 ) { var elBlock = bUp ? this.elBottomStop.previousSibling : this.elTopStop.nextSibling; var numStart = parseInt ( elBlock.getAttribute ( "strStartHandle" ) ); var numEnd = parseInt ( elBlock.getAttribute ( "strEndHandle" ) ); this.bUpdatingList = true; if ( bUp ) { this.bFoundBottom = false; } else { this.bFoundTop = false; } this.fnColorMarkers (); if ( ! ( isNaN ( numStart ) || isNaN ( numEnd ) ) ) { this.obAppServer.CmdSet ( "RemoveItemsStart", numStart.toString () ); this.obAppServer.CmdSet ( "RemoveItemsEnd", numEnd.toString () ); this.manager.removeChildElements ( elBlock ); if ( bUp ) { elBlock.removeNode ( true ); } else { var numCorrectedScrollTop = this.elBrowseList.scrollTop - elBlock.scrollHeight; elBlock.removeNode ( true ); this.elBrowseList.scrollTop = numCorrectedScrollTop; } this.numBlocks--; } delete this.bUpdatingList; } this.obAppServer.DoCmdAsync (); this.fnOnPoll (); } } scrollingBrowseListObject.prototype.fnExternalRequestMore = function ( bUp, fnCallback ) { if ( this.bPageMode ) { return false; } else { if ( bUp ) { if ( this.bFoundTop ) return false; } else { if ( this.bFoundBottom ) return false; } if ( this.strPendingRequest != null ) { return false; } this.bNoPreloadAbove = false; this.fnRequestMore ( bUp ); this.fnOnMoreCallback = fnCallback; return true; } } scrollingBrowseListObject.prototype.fnColorMarkers = function () { this.elTopStop.style.visibility = this.bFoundTop ? "visible" : "hidden"; this.elBottomStop.style.visibility = this.bFoundBottom ? "visible" : "hidden"; } scrollingBrowseListObject.prototype.fnGetCanScrollUp = function () { with ( this.elBrowseList ) { var numAbove = scrollTop; var numUp = 0; if ( this.bFoundTop ) { numUp = this.elTopStop.offsetHeight; } if ( numAbove > numUp ) trace("","can scroll up is true"); return numAbove > numUp; } } scrollingBrowseListObject.prototype.fnGetCanScrollDown = function () { with ( this.elBrowseList ) { //debugger; // changed clientHeight to style.pixelHeight to get more consistent behaviour // with Mozilla. var numBelow = ( ( scrollHeight - this.elPad.offsetHeight ) - scrollTop ) - style.pixelHeight; if ( numBelow > 0 ) trace("","can scroll down is true"); trace("","num below is "+ numBelow); trace("","scrollHeight is "+ scrollHeight); trace("","scrollTop is "+ scrollTop); trace("","client height is " +clientHeight); trace("","offset height is " +offsetHeight); trace("","pixel height is " +style.pixelHeight); return numBelow > 0; } } scrollingBrowseListObject.prototype.fnFill = function () { if ( this.strPendingRequest == null ) { with ( this.elBrowseList ) { if ( ! this.bPageMode ) { var numAbove = scrollTop; //var numBelow = ( ( scrollHeight - this.elPad.offsetHeight ) - scrollTop ) - clientHeight; var numBelow = ( ( scrollHeight - this.elPad.offsetHeight ) - scrollTop ) - style.pixelHeight; var numPixelFill = this.numPixelFill; if ( this.strName != null ) { var obUpdate = new updateObject (); var numUp = 0; if ( this.bFoundTop ) { numUp = this.elTopStop.offsetHeight; } obUpdate.write ( this.strName, "canScrollUp", this.fnGetCanScrollUp () ); obUpdate.write ( this.strName, "canScrollDown", this.fnGetCanScrollDown () ); this.manager.oInterface.syncUpdate ( obUpdate ); } if ( numBelow < numPixelFill ) { if ( ! this.bFoundBottom ) { this.fnRequestMore ( false ); return; } } if ( numAbove < numPixelFill ) { if ( this.bNoPreloadAbove != true ) { if ( ! this.bFoundTop ) { this.fnRequestMore ( true ); return; } } } } } } } scrollingBrowseListObject.prototype.fnFindTopCandidate = function ( el, elOffsetParent, numTop, numBottom, fnTest ) { for ( var elChild = el.firstChild; elChild != null; elChild = elChild.nextSibling ) { if ( elChild.nodeType == 1 ) { var numChildTop = 0; var elP = elChild; while ( true ) { numChildTop += elP.offsetTop; elP = elP.offsetParent; if ( elP == elOffsetParent ) break; if ( elP == null ) return null; } if ( numChildTop < numBottom ) { var numChildBottom = numChildTop + elChild.offsetHeight; if ( numChildBottom > numTop ) { var obResult = fnTest ( elChild ); if ( obResult == null ) { obResult = this.fnFindTopCandidate ( elChild, elOffsetParent, numTop, numBottom, fnTest ); } if ( obResult != null ) { return obResult; } } } } } return null; } scrollingBrowseListObject.prototype.fnFindTopObject = function ( fnTest ) { var numTop = this.elBrowseList.scrollTop; var numBottom = numTop + this.elBrowseList.offsetHeight; return this.fnFindTopCandidate ( this.elBrowseList, this.elBrowseList, numTop, numBottom, fnTest ); } scrollingBrowseListObject.prototype.fnGetTopListItemElement = function () { var obManager = this.manager; var fnTest = function ( el ) { if ( el.objectHandle != null ) { var ob = obManager.getObject ( el.objectHandle ); if ( ob != null ) { if ( ob.selectable != null ) { return ob; } } } return null; } return this.fnFindTopObject ( fnTest ); } scrollingBrowseListObject.prototype.fnGetTopListItemIdentifier = function () { var strAttr = this.manager.attributePrefix + "ListItemIdentifier"; var fnTest = function ( el ) { if ( el.nodeType == 1 ) { var str = el.getAttribute ( strAttr ); if ( str != null ) { return el; } } return null; } var el = this.fnFindTopObject ( fnTest ); if ( el != null ) { return el.getAttribute ( strAttr ); } return null; } scrollingBrowseListObject.prototype.fnSelectTop = function () { if ( this.manager.selectedObject == null ) { var elTop = this.fnGetTopListItemElement (); if ( elTop != null ) { this.manager.setSelectedObject ( elTop ); } } } scrollingBrowseListObject.prototype.fnSetFocus = function () { this.fnSelectTop (); this.elBrowseList.focus (); } scrollingBrowseListObject.prototype.fnDoScrollUp = function ( numPixels ) { trace("","fnDoScrollUp "+ numPixels ); var temp = this.elBrowseList.scrollTop; temp -= numPixels; this.elBrowseList.scrollTop = temp; } scrollingBrowseListObject.prototype.fnDoScrollDown = function ( numPixels ) { trace("","fnDoScrollDown "+ numPixels ); var temp = this.elBrowseList.scrollTop; trace("","scrollTop "+ temp ); temp += numPixels; trace("","try to set to "+ temp ); //debugger; this.elBrowseList.scrollTop = temp; trace("","new scrollTop "+ this.elBrowseList.scrollTop ); } scrollingBrowseListObject.prototype.fnGetPercentAsPixels = function ( numPercent ) { var numHeight = this.elBrowseList.style.pixelHeight; numPercent = parseFloat ( numPercent.toString () ); return ( numPercent / 100.0 ) * numHeight; } scrollingBrowseListObject.prototype.fnDoScrollUpPercent = function ( numPercent ) { this.fnDoScrollUp ( this.fnGetPercentAsPixels ( numPercent ) ); } scrollingBrowseListObject.prototype.fnDoScrollDownPercent = function ( numPercent ) { this.fnDoScrollDown ( this.fnGetPercentAsPixels ( numPercent ) ); } //-------------------------------------------------------- scrollingBrowseListObject.prototype.onKeyDown = function (e) { // if (!e) var e = window.event; // var element = getTargetElement( e ); // var code = getKeyCode( e ); return false; } scrollingBrowseListObject.prototype.onKeyPress = function (e) { // if (!e) var e = window.event; // var element = getTargetElement( e ); // var code = getKeyCode( e ); return false; } scrollingBrowseListObject.prototype.onKeyUp = function () { } scrollingBrowseListObject.prototype.focusIn = function () { if ( ! this.bActive ) { this.fnSelectTop (); this.bActive = true; } } scrollingBrowseListObject.prototype.focusOut = function () { this.bActive = true; } //-------------------------------------------------------- function browseListScrollButtonObject () { this.showHover = true; this.disabled = false; } browseListScrollButtonObject.prototype = new baseObject (); browseListScrollButtonObject.prototype.start = function ( element ) { this.outerElement = element; element.objectHandle = this.handle; this.localFocusElement = element; this.localFocusElement.onfocus = new Function ( "documentManager.controlGetsFocus(" + this.handle + ");" ); this.localFocusElement.onblur = new Function ( "documentManager.controlLoosesFocus(" + this.handle + ");" ); var tabIndex = this.getInheritedAttribute ( this.manager.attributePrefix + "TabIndex" ); if ( tabIndex != null ) { this.localFocusElement.tabIndex = tabIndex; } this.strListID = this.outerElement.getAttribute ( this.manager.attributePrefix + "ListID" ); this.strType = this.outerElement.getAttribute ( this.manager.attributePrefix + "Type" ); this.showHover = this.outerElement.getAttribute ( this.manager.attributePrefix + "ShowHover" ) == "1"; this.showFocus = this.outerElement.getAttribute ( this.manager.attributePrefix + "ShowFocus" ) == "1"; if ( this.strType != null ) { this.bUp = this.strType.toLowerCase () == "up" } this.bDisabled = "unknown"; this.manager.attatch ( this, false ); //this.localFocusElement.onclick = this.createCallback ( "fnOnClick" ); this.localFocusElement.onmousedown = this.createCallback ( "fnOnMouseDown" ); this.localFocusElement.onmouseup = this.createCallback ( "fnOnMouseUp" ); this.localFocusElement.onmouseout = this.createCallback ( "fnOnMouseUp" ); this.fnScrollRepeatCallBack = this.createCallback ( "fnDoScrollRepeat" ); this.numTickLength = 25; this.numTargetScrollPixels = parseFloat ( window.screen.height ) / 150.0; } browseListScrollButtonObject.prototype.fnGetBrowseListObject = function () { if ( this.strListID != null ) { var elBrowseList = xGetElementById( this.strListID );//ddocument.all [ this.strListID ]; if ( elBrowseList != null ) { var numHandle = elBrowseList.objectHandle; return documentManager.getObject ( numHandle ); } } return null; } browseListScrollButtonObject.prototype.fnOnMouseUp = function () { this.bDown = false; this.updateButtonState (); return false; } browseListScrollButtonObject.prototype.fnOnMouseDown = function () { if ( ! this.bDown ) { this.bDown = true; this.updateButtonState (); this.fnStartScrollRepeat (); } return false; } browseListScrollButtonObject.prototype.fnStartScrollRepeat = function () { if ( ! this.bPending ) { this.numTime = null; this.numScrollPixels = this.numTargetScrollPixels; this.fnActionScrollRepeat (); this.fnScheduleScrollRepeat (); } } browseListScrollButtonObject.prototype.fnScheduleScrollRepeat = function () { this.bPending = true; window.setTimeout ( this.fnScrollRepeatCallBack, this.numTickLength ); } browseListScrollButtonObject.prototype.fnDoScrollRepeat = function () { this.fnActionScrollRepeat (); if ( this.bDown ) { this.fnScheduleScrollRepeat (); } else { this.bPending = false; } } browseListScrollButtonObject.prototype.fnActionScrollRepeat = function () { trace("","fnActionScrollRepeat"); var numNewTime = new Date ().getTime (); var numScale = 1.0; if ( this.numTime != null ) { var numDiff = numNewTime - this.numTime; if ( numDiff > this.numTickLength ) { numScale = 1.0 + ( ( numDiff - this.numTickLength ) / parseFloat ( this.numTickLength ) ); } } var numTargetScrollPixels = numScale * this.numTargetScrollPixels; if ( this.numScrollPixels < numTargetScrollPixels ) { this.numScrollPixels += 1.0; } else { this.numScrollPixels -= 1.0; } this.numTime = numNewTime; if ( this.bDown ) { if ( this.outerElement == null ) { // The page was unloaded. trace("","we think the page was unloaded") } else { if ( ! this.bDisabled ) { var obList = this.fnGetBrowseListObject (); if ( obList != null ) { if ( this.bUp ) { trace("","doScrollup"); obList.fnDoScrollUp ( this.numScrollPixels ); } else { trace("","doScrollup"); obList.fnDoScrollDown ( this.numScrollPixels ); } } } } } } browseListScrollButtonObject.prototype.notifyChange = function () { if ( this.strListID != null ) { var bDisabled = false; if ( this.bUp ) { bDisabled = this.oInterface.read ( this.strListID, "canScrollUp" ) != true; } else { bDisabled = this.oInterface.read ( this.strListID, "canScrollDown" ) != true; } if ( this.bDisabled != bDisabled ) { this.bDisabled = bDisabled; this.updateButtonState (); } } } browseListScrollButtonObject.prototype.updateButtonState = function () { if ( this.bDisabled ) { this.localFocusElement.className = "sScrollButtonDisabled"; } else { this.localFocusElement.className = this.bDown ? "sScrollButtonDown" : "sScrollButtonEnabled"; } this.manager.viewUpdated (); } function xDocManBrowse_Startup() { documentManager.registerClass ( "scrollButton", browseListScrollButtonObject ); documentManager.registerClass ( "scrollingBrowseListOld", scrollingBrowseListObject ); }