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<public:component> <public:attach event="oncontentready" onevent="Init()" /> <public:attach event="onclick" onevent="Click()" /> <public:attach event="onmousedown" onevent="MouseDown()" /> <public:attach event="onmouseover" onevent="MouseOver()" /> <public:attach event="onmouseout" onevent="MouseOut()" /> <public:attach event="onmouseup" onevent="MouseUp()" /> <public:attach event="onselectstart" onevent="SelectStart()" /> <public:method name="movenext" /> <public:method name="moveprevious" /> <public:method name="Sync" /> <script language="JScript"> //----------------------------------------------- // Copyright ?2001 Microsoft Corporation // // Author(s): Grant Harris // Bryn Waibel // //----------------------------------------------- var objLI_Current = null; var strRootPath = ""; var oConfig = null; var strXSLSrc = "dptree/deeptree.xsl"; // part of deeptree, probably should be hard-coded into htc objXSLDoc = new ActiveXObject("Microsoft.XMLDOM"); objXSLDoc.async = false; objXSLDoc.load( strXSLSrc ); var m_iMaxCalls = 1024; var m_aoCalls = new Array(); var m_iLastCall = 0; var m_iMasterIdx = null; var m_bSyncFailed = false; var m_sTempNodeStart = "<div class='clsItem' type='leaf'><span class='clsSpace' type='img'><span class='clsLeaf'>.</span></span><span class='clsLabel' type='label'><span class='clsUnavailable'>"; var m_sTempNodeEnd = "</span></span></div>"; var m_sUnavailableText = "未知错误，无法加载"; var m_sLoadingText = "正在加载，请稍候 ..."; function GetQueryValue(sorStr,panStr) { var vStr=""; if (sorStr==null || sorStr=="" || panStr==null || panStr=="") return vStr; sorStr = sorStr.toLowerCase(); panStr += "="; var itmp=sorStr.indexOf(panStr); if (itmp<0){return vStr;} sorStr = sorStr.substr(itmp + panStr.length); itmp=sorStr.indexOf("&"); if (itmp<0) { return sorStr; } else { sorStr=sorStr.substr(0,itmp); return sorStr; } } var csdnstyle = GetQueryValue(top.document.location.search,'csdnstyle'); //----------------------------------------------- // GetXML(strXMLSrc, strXSLsrc) //----------------------------------------------- function GetXML( strXMLSrc , oEl , oElClass , oSync ) { var aryXMLNodes; var i = 0; var strRetVal = ""; var iCall = fnAllocCall(); var objXMLDoc = new ActiveXObject("Microsoft.XMLDOM"); objXMLDoc.async = true; m_aoCalls[iCall] = new CallObject( objXMLDoc , oEl , oElClass , oSync ); objXMLDoc.onreadystatechange = Function( "fnLoadComplete( " + iCall + " );" ); objXMLDoc.load( strXMLSrc ); return iCall; } //------------------------------------------------------------------------------------------------- // EVENT HANDLERS //------------------------------------------------------------------------------------------------- //----------------------------------------------- // Init() //----------------------------------------------- function Init() { var strHTML; var objLI; // Set up global tree accessors. // TODO:: check that these have not been overridden by // another consuming application. // TODO:: encapsulate global accessors in other functionality // as well (dtbar,searchtab,contentbar should set themselves, // rather than doing it here) /* window.top.deeptree = element; window.top.dtbar = top.frames.fraLeftFrame.frames.fraDTBar; window.top.contentbar = top.frames.fraRightFrame.frames.fraContentBar; window.top.content = top.frames.fraRightFrame.frames.fraContent; window.top.searchtab = top.frames.fraLeftFrame.frames.fraSearchTab; window.top.leftframe = top.frames.fraLeftFrame; window.top.rightframe = top.frames.fraRightFrame; window.top.mainframeset = top.document.all.fstMain; */ window.top.deeptree = element; window.top.dtbar = null; window.top.contentbar = null; window.top.content = top.frames.clientFrame; window.top.leftframe = top.frames.listFrame; window.top.rightFrame = top.frames.clientFrame; window.top.mainframeset = top.document.all.frmset; oConfig = new Config element.type = "container"; m_iMasterIdx = GetXML( oConfig.sTopXmlSrc , element , "deeptree" ); //alert(m_iMasterIdx); window.document.body.attachEvent("onkeydown",KeyDown); //alert(window.top.deeptree); } //----------------------------------------------- // Click() //----------------------------------------------- function Click() { var objUnknown; var objLI; objUnknown = window.event.srcElement; window.event.cancelBubble = true; window.event.returnValue = false; window.document.body.focus(); //alert(objUnknown.tagName.toUpperCase()); if( objUnknown.tagName.toUpperCase() == "A" ) { //alert("44"); objLI = objUnknown.parentElement.parentElement; SelectNode(objLI, false, false); /* do not open child list * modified by chenglong */ //ToggleNode(objLI); } else if( null != objUnknown.parentElement && objUnknown.parentElement.type == "img" ) { //alert("33"); objLI = objUnknown.parentElement.parentElement; if ( objLI.type == "leaf" ) { SelectNode( objLI, false, false ); } else { ToggleNode(objLI); } } else if( objUnknown.type == "img" ) { //alert("22"); objLI = objUnknown.parentElement; if ( objLI.type == "leaf" ) { SelectNode( objLI, false, false ); } else { ToggleNode(objLI); } } else if( objUnknown.type == "label" ) { //alert("11"); objLI = objUnknown.parentElement; SelectNode(objLI, false, false ); ToggleNode(objLI); } else { //alert("55"); SelectNode(objLI_Current, true, false); } return false; } //----------------------------------------------- // KeyDown() //----------------------------------------------- function KeyDown() { var blnRetVal = false var objLI; if (window.event.ctrlKey == false && window.event.altKey == false) { window.event.cancelBubble = true; window.event.returnValue = false; switch (window.event.keyCode) { case 9 : // tab key if (window.event.shiftKey == true) { MovePrevious(); } else { MoveNext(); } break; case 13 : // enter key objLI = window.event.srcElement.parentElement; LoadNodeContent(objLI); break; case 37 : // left key MoveLeft() break; case 38 : // up key MoveUp() break; case 39 : // right key MoveRight() break; case 40 : // down key MoveDown() break; case 188 : // "<" key MovePrevious(); break; case 190 : // ">" key MoveNext(); break; default : window.event.cancelBubble = false; window.event.returnValue = true; blnRetVal = true; break; } } else { window.event.cancelBubble = false; window.event.returnValue = true; blnRetVal = true; } return blnRetVal; } //----------------------------------------------- // MouseDown() //----------------------------------------------- function MouseDown() { var objUnknown; objUnknown = window.event.srcElement; if (objUnknown.tagName.toUpperCase() == "A") { objUnknown = objUnknown.parentElement; } if (objUnknown.type == "label") { objUnknown.className = 'clsMouseDown'; } return true; } //----------------------------------------------- // MouseOut() //----------------------------------------------- function MouseOut() { var objUnknown; var obj