带右键菜单的树形控件(1)

用户自定义控件代码如下:
using System;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.ComponentModel;
using System.IO;

namespace EWFS.CL
{
public struct stuTreeNodes
{
public string strKey;
public string strDispVal;
public string strParentKey;
public string strJavascriptCmd;
}

public struct stuTreeNodesIcons
{
public string strTreeCaptionIcon;
public string strTreeContentOpenIcon;
public string strTreeContentCloseIcon;
}

public struct stuTreePopMenu
{
public string strMenuItemImg;
public string strMenuItemText;
public string strMenuItemCmd;
}


[DefaultProperty("Text"),
ToolboxData("<{0}:TreeView runat=server></{0}:TreeView>")]
public class TreeView : System.Web.UI.WebControls.WebControl
{
private string m_TreeCaption; //标题
private stuTreeNodes[] m_stuTreeNodes; //节点内容
private stuTreeNodesIcons m_stuTreeNodesIcons; //节点图标
private string m_TreeChangedPostURL; //修改后的树传送的地址
private bool m_TreeAddDir;
private bool m_TreeRenDir;
private bool m_TreeDelDir;
private stuTreePopMenu[] m_stuTreePopMenu;
private string m_GotoID;
private bool m_TreeRootPopMenu;
private System.Data.DataSet m_dsTreeNodes;


protected System.Web.UI.WebControls.Table TreeTable;

public string TreeGotoID //定位ID
{
get{return m_GotoID;}
set{m_GotoID=value;}
}

[Bindable(true),
Category("Appearance"),
DefaultValue(true)]
public bool TreeRootPopMenu
{
get{return m_TreeRootPopMenu;}
set{m_TreeRootPopMenu=value;}
}

[Bindable(true),
Category("Appearance"),
DefaultValue("")]
public bool TreeAddDir
{
get{return m_TreeAddDir;}
set{m_TreeAddDir=value;}
}

public bool TreeRenDir
{
get{return m_TreeRenDir;}
set{m_TreeRenDir=value;}
}

public bool TreeDelDir
{
get{return m_TreeDelDir;}
set{m_TreeDelDir=value;}
}



public stuTreePopMenu[] StuTreePopMenu
{
get{return m_stuTreePopMenu;}
set{m_stuTreePopMenu=value;}
}


public string TreeChangedPostURL
{
get{return m_TreeChangedPostURL;}
set{m_TreeChangedPostURL=value;}
}

public stuTreeNodesIcons StuTreeNodesIcons
{
get {return m_stuTreeNodesIcons;}
set {m_stuTreeNodesIcons = value;}
}

public stuTreeNodes[] StuTreeNodes
{
get
{
return m_stuTreeNodes;
}
set
{
m_stuTreeNodes=value;
}
}

public string TreeCaption
{
get
{
return m_TreeCaption;
}

set
{
m_TreeCaption = value;
}
}

/// <summary>
/// 获取节点内容
/// </summary>
public System.Data.DataSet dsTreeNodes
{
get{return this.m_dsTreeNodes;}
set
{
this.m_dsTreeNodes=value;
SetTreeNodes();
}
}

private void SetTreeNodes()
{
this.m_stuTreeNodes =new stuTreeNodes[m_dsTreeNodes.Tables[0].Rows.Count];
for(int i=0;i<m_dsTreeNodes.Tables[0].Rows.Count;i++)
{
this.m_stuTreeNodes[i].strKey=m_dsTreeNodes.Tables[0].Rows[i][0].ToString();
this.m_stuTreeNodes[i].strParentKey=m_dsTreeNodes.Tables[0].Rows[i][1].ToString()=="0"?"":m_dsTreeNodes.Tables[0].Rows[i][1].ToString();
this.m_stuTreeNodes[i].strDispVal=m_dsTreeNodes.Tables[0].Rows[i][2].ToString();
this.m_stuTreeNodes[i].strJavascriptCmd=m_dsTreeNodes.Tables[0].Rows[i][3].ToString();
}
}
/// <summary>
/// 将此控件呈现给指定的输出参数。
/// </summary>
/// <param name="output"> 要写出到的 HTML 编写器 </param>
protected override void CreateChildControls()
{
System.Web.UI.WebControls.Table oTB=new Table();
System.Web.UI.WebControls.Table oTB1=new Table();
System.Web.UI.WebControls.TableRow oTR=new TableRow ();
System.Web.UI.WebControls.TableCell oTD=new TableCell ();
System.Web.UI.WebControls.Unit oU=new Unit("98%");
System.Web.UI.ControlCollection oCC=null;
System.Web.UI.Control oC1=null;
int i;

//输出JS文件
string scr="";//"<script language=javascript src=BuildTree.js></script>\r\n";
//scr+="<script language=javascript src=PopMenu.js></script>\r\n";
scr+="<script>\r\n";
//设置右键菜单
scr+="var MenuItemArray=new Array( ";
if(m_TreeAddDir)
{
scr+="[''<img src=images/mycomputer.gif>'',''增加目录'',''TreeAddDir()''],";
}
if(m_TreeDelDir)
{
scr+="[''<img src=images/mycomputer.gif>'',''删除目录'',''TreeDelDir()''],";
}
if(m_TreeRenDir)
{
scr+="['''',''重命名'',''TreeRenDir()''],";
}

//通过外部增加菜单内容
if(!(m_stuTreePopMenu==null))
{
for(i=0;i<m_stuTreePopMenu.Length ;i++)
{
scr+="[''"+m_stuTreePopMenu[i].strMenuItemImg +"'',"
+"''"+m_stuTreePopMenu[i].strMenuItemText +"'',"
+"''"+m_stuTreePopMenu[i].strMenuItemCmd.Replace("''","\\''") +"''],";
}
}

//scr+="['''','''','''']);\n";
scr=scr.Substring(0,scr.Length-1);
scr+=");\n";

scr+="var oIMGS=new Array(3);\r\n";
scr+="for(i=0;i<3;i++)\r\n";
scr+="{\r\n";
scr+=" oIMGS[i]=new Image;\r\n";
scr+="}\r\n";
scr+="oIMGS[0].src=''"+m_stuTreeNodesIcons.strTreeCaptionIcon+"''\r\n"; //头部图形
scr+="oIMGS[1].src=''"+m_stuTreeNodesIcons.strTreeContentCloseIcon +"''\r\n"; //未选中
scr+="oIMGS[2].src=''"+m_stuTreeNodesIcons.strTreeContentOpenIcon +"''\r\n"; //选中
scr+="document.body.onclick=''HiddenPopMenu()'';\r\n";

scr+="function TreeSelectStart(){if(event.srcElement.tagName==''INPUT''){return true;}else{return false;}}\n";
scr+=TableTreeMove();
scr+="</script>";
scr+="<script language=vbscript>\r\n";
scr+="call document.body.attachEvent(\"onclick\",getRef(\"TreeViewAddBodyOnClick\"))\r\n";
scr+="sub TreeViewAddBodyOnClick()\r\n";
scr+=" HiddenPopMenu\r\n end sub \r\n</script>\r\n";
scr+="<script>var eISOTreeViewPostAction=''"
+m_TreeChangedPostURL+"''</script>\r\n"; //指定修改后传送的URL

scr+="</form><iframe src='''' name=''eISOTreeViewFrame'' style=\"display:none\"></iframe>\r\n";
scr+="<form name=TreeChangedFORM action=''"+m_TreeChangedPostURL
+"'' target=''eISOTreeViewFrame'' style=\"display:none\"><input type=text name=ChangedValue ></form><from>\r\n";


this.Controls.Add (new LiteralControl(scr));


//this.Parent.Page.Controls[0].Controls.Add

//建立根目录
TreeTable=new Table ();
TreeTable.BorderWidth =0;
TreeTable.CellPadding =0;
TreeTable.CellSpacing =0;
TreeTable.ID="TreeTable";
TreeTable.Style.Add ("font-size","12px");
TreeTable.Style.Add ("width","100%");

oTR=new TableRow ();
oTR.ID ="TreeViewRoot";
oTD=new TableCell ();
oTD.Width =20;
oTD.Text ="<img src=''"+m_stuTreeNodesIcons.strTreeCaptionIcon+"'' width=16 heigth=16>";
oTR.Cells.Add (oTD);

oTD=new TableCell ();
oTD.Style.Add ("width","99%");
oTD.Style.Add ("cursor","hand");
oTD.Text ="<span>"+m_TreeCaption+"</span>";
oTD.Style.Add ("padding-left","4px");
oTR.Cells.Add (oTD);

TreeTable.Rows.Add (oTR);

oTR=new TableRow ();
oTD=new TableCell ();
oTD.ColumnSpan =2;
oTR.Cells.Add (oTD);

TreeTable.Rows.Add (oTR);
this.Controls.Add (TreeTable);

stuTreeNodes[] sTN =m_stuTreeNodes;

TreeTable.Attributes.Add ("onclick","TreeNodeClick()");
TreeTable.Attributes.Add ("onselectstart","return TreeSelectStart();");
TreeTable.Attributes.Add ("oncontextmenu","TreePopMenu();return false;");
// TreeTable.Attributes.Add ("onmousemove","TableTreemv()");
// TreeTable.Attributes.Add ("onmousedown","TableTreemd()");
// TreeTable.Attributes.Add ("onmouseup","TableTreemu()");


for(i=0;i<sTN.Length ;i++)
{
oCC=null;
oTR=new TableRow ();
oTD=new TableCell ();
oTD.Width =20;
oTD.Text ="<img src=croend.gif width=20 height=18>";
oTR.Cells.Add(oTD);

oTD=new TableCell ();
oTD.Width =16;
oTD.Text ="<img src="+m_stuTreeNodesIcons.strTreeContentCloseIcon +" width=15 height=15>";
oTD.VerticalAlign =VerticalAlign.Top;
oTR.Cells.Add(oTD);
oTD.Style.Add ("padding-left","4px");

oTD=new TableCell ();
oTD.Width =oU;
oTD.Style.Add ("padding-left","4px");

oTD.Text ="<span style=\"cursor:hand\">"+sTN[i].strDispVal+"</span>" ;
oTD.Attributes.Add("nowrap","");

oTR.Cells.Add(oTD);
oTR.Attributes.Add ("CMD",sTN[i].strJavascriptCmd);

oTB=new Table() ;
oTB.Rows.Add(oTR);
oTB.CellPadding =0;
oTB.CellSpacing =0;
oTB.Style.Add ("width","100%");
oTB.Style.Add ("font-size","12px");
oTB.ID =sTN[i].strKey ;

if(sTN[i].strParentKey =="")
{
oCC=TreeTable.Rows[1].Cells[0].Controls;
}
else
{
oC1=this.Page.FindControl(sTN[i].strParentKey);
oTB1=(Table) oC1;
//有子节点增加一行
if(oTB1.Rows.Count==1)
{
AddTableRow(oTB1);
}
oCC=oTB1.Rows[1].Cells[oTB1.Rows[1].Cells.Count -1].Controls;
}

if(oCC.Count >0)
{
oTB1=(Table)oCC[oCC.Count-1];
if(oTB1.Rows[0].Cells[0].Text.IndexOf ("croend.gif")>=0)
oTB1.Rows[0].Cells[0].Text ="<img src=cro.gif width=20 height=18>";
}
oCC.AddAt(oCC.Count,oTB);
}
//TreeTable.Rows[1].Cells.Add(TreeTable.Rows[0].Cells[0]);
for(i=0;i<sTN.Length ;i++)
{
oC1=Page.FindControl(sTN[i].strKey);
oTB1=(Table) oC1;
if(oTB1.Rows.Count ==2)
{
if(oTB1.Rows[0].Cells[0].Text.IndexOf ("end.gif")==-1)
{
oTB1.Rows[1].Cells[0].Attributes.Add ("background","lin.gif");
}
oTB1.Rows[0].Cells[0].Text ="<img src=clo.gif width=20 height=18>";
oTB1.Rows[0].Cells[0].Style.Add ("cursor","hand");
oTB1.Rows[1].Style.Add("display","none");

CreateImages();

}
}
this.Controls.Add(new LiteralControl (AddTreeJS()));
this.Controls.Add(new LiteralControl (AddPopMenuJS()));

}

#region 增加表行 AddTableRow(Table oTB2)
private void AddTableRow(Table oTB2)
{
System.Web.UI.WebControls.TableRow oTR=new TableRow ();
System.Web.UI.WebControls.TableCell oTD=new TableCell ();
for(int i=0;i<oTB2.Rows[0].Cells.Count-1;i++)
{
oTD=new TableCell ();
if(i==oTB2.Rows[0].Cells.Count-2)
oTD.ColumnSpan =2;
oTR.Cells.Add (oTD);
}
oTB2.Rows.Add (oTR);
}
#endregion


#region 增加右键弹出式菜单 AddPopMenuJS()
private string AddPopMenuJS()
{
string strPopMenu="<script language=javascript>\r\n//gdx\r\n";
strPopMenu+="HTMLPopMenu=''<div id=\"oPopMenu\" style=\"LEFT: 20px; VISIBILITY: hidden; POSITION: absolute; TOP: 30px\">'';\r\n\r\n";
strPopMenu+="HTMLPopMenu+=''<TABLE cellSpacing=\"0\" cellPadding=\"0\" border=\"0\">''\r\n";
strPopMenu+="HTMLPopMenu+=''<TR>''\r\n";
strPopMenu+="HTMLPopMenu+=''<TD height=\"1\" bgcolor=\"white\" style=\"BORDER-RIGHT: black 1px solid; BORDER-TOP: black 1px solid; BORDER-LEFT: black 1px solid; BORDER-BOTTOM: black 1px solid; BACKGROUND-COLOR: #ebf5f7\">''\r\n";
strPopMenu+="//Menu Item Area\r\n";
strPopMenu+="HTMLPopMenu+=''<table id=\"oPopMenuTB\" border=\"0\" style=\"cursor:hand;font-size:12px\" onmousemove=\"DispMenuItem()\" onmouseout=\"if(!(objMenuItem==\\''\\'')){objMenuItem.parentElement.style.backgroundColor=\\''\\'';objMenuItem.style.color=\\''\\'';}\" oncontextmenu=\"return false\" onclick=\"ExecMenuCMD(event.srcElement.parentElement.getAttribute(\\''CMD\\''));\" cellSpacing=\"0\" cellPadding=\"0\" border=\"0\">''\r\n";
strPopMenu+="HTMLPopMenu+=''</table>''\r\n";
strPopMenu+="//Menu Item Area\r\n";
strPopMenu+="HTMLPopMenu+=''</TD>''\r\n";
strPopMenu+="HTMLPopMenu+=''<TD width=\"3\">''\r\n";
strPopMenu+="HTMLPopMenu+=''<table width=\"100%\" height=\"100%\" border=\"0\" cellSpacing=\"0\" cellPadding=\"0\" ID=\"Table2\">''\r\n";
strPopMenu+="HTMLPopMenu+=''<tr>''\r\n";
strPopMenu+="HTMLPopMenu+=''<td height=\"3\"></td>''\r\n";
strPopMenu+="HTMLPopMenu+=''<tr>''\r\n";
strPopMenu+="HTMLPopMenu+=''<td>''\r\n";
strPopMenu+="HTMLPopMenu+=''<div style=\"FILTER: progid:DXImageTransform.Microsoft.BasicImage( Rotation=0,Mirror=0,Invert=0,XRay=0,Grayscale=0,Opacity=0.25);BACKGROUND-COLOR: gray;height:100%; width:3px\">''\r\n";
strPopMenu+="HTMLPopMenu+=''<img src=\"\" width=\"1\" height=\"1\">''\r\n";
strPopMenu+="HTMLPopMenu+=''</div>''\r\n";
strPopMenu+="HTMLPopMenu+=''</td>''\r\n";
strPopMenu+="HTMLPopMenu+=''</tr>''\r\n";
strPopMenu+="HTMLPopMenu+=''</table>''\r\n";
strPopMenu+="HTMLPopMenu+=''</TD>''\r\n";
strPopMenu+="HTMLPopMenu+=''</TR>''\r\n";
strPopMenu+="HTMLPopMenu+=''<TR style=\"height:3px\">''\r\n";
strPopMenu+="HTMLPopMenu+=''<TD colspan=\"2\">''\r\n";
strPopMenu+="HTMLPopMenu+=''<table width=\"100%\" height=\"100%\" border=\"0\" cellSpacing=\"0\" cellPadding=\"0\" ID=\"Table3\">''\r\n";
strPopMenu+="HTMLPopMenu+=''<tr>''\r\n";
strPopMenu+="HTMLPopMenu+=''<td width=\"3\"></td>''\r\n";
strPopMenu+="HTMLPopMenu+=''<td><div style=\"FILTER: progid:DXImageTransform.Microsoft.BasicImage( Rotation=0,Mirror=0,Invert=0,XRay=0,Grayscale=0,Opacity=0.25);BACKGROUND-COLOR: gray;height:3px\">''\r\n";
strPopMenu+="HTMLPopMenu+=''<img src=\"\" width=\"1\" height=\"1\"></div>'';\r\n";
strPopMenu+="HTMLPopMenu+=''</td>'';\r\n";
strPopMenu+="HTMLPopMenu+=''</tr>'';\r\n";
strPopMenu+="HTMLPopMenu+=''</table>'';\r\n";
strPopMenu+="HTMLPopMenu+=''</TD>'';\r\n";
strPopMenu+="HTMLPopMenu+=''</TR>'';\r\n";
strPopMenu+="HTMLPopMenu+=''</TABLE>'';\r\n";
strPopMenu+="HTMLPopMenu+=''</div>'';\r\n";
strPopMenu+="\r\n";
strPopMenu+="var objMenuItem='''';\r\n";
strPopMenu+="var objBeforePop='''';\r\n";
strPopMenu+="function DispMenuItem()\r\n";
strPopMenu+="{\r\n";
strPopMenu+=" if(event.srcElement.tagName==''TD'')\r\n";
strPopMenu+=" {\r\n";
strPopMenu+=" if(!(objMenuItem==''''))\r\n";
strPopMenu+=" {\r\n";
strPopMenu+=" objMenuItem.parentElement.style.backgroundColor='''';\r\n";
strPopMenu+=" objMenuItem.style.color=''black'';\r\n";
strPopMenu+=" }\r\n";
strPopMenu+=" objMenuItem=event.srcElement;\r\n";
strPopMenu+=" objMenuItem.parentElement.style.backgroundColor=''blue'';\r\n";
strPopMenu+=" objMenuItem.style.color=''white'';\r\n";
strPopMenu+=" }\r\n";
strPopMenu+="}\r\n";
strPopMenu+="\r\n";
strPopMenu+="function ExecMenuCMD(cmd)\r\n";
strPopMenu+="{\r\n";
strPopMenu+=" if(!cmd=='''' && cmd.indexOf(''('')>0 && cmd.indexOf('')'')>0)\r\n";
strPopMenu+=" {\r\n";
strPopMenu+=" eval(cmd);\r\n";
strPopMenu+=" HiddenPopMenu();\r\n";
strPopMenu+=" }\r\n";
strPopMenu+=" HiddenPopMenu();\r\n";
strPopMenu+="}\r\n";
strPopMenu+="\r\n";
strPopMenu+="function DisplayMenu(ArrayMenuItem)\r\n";
strPopMenu+="{\r\n";
strPopMenu+=" //window.oPopMenuTB.removeNode(false);\r\n";
strPopMenu+=" while(oPopMenuTB.rows.length>0)\r\n";
strPopMenu+=" {\r\n";
strPopMenu+=" oPopMenuTB.rows[0].removeNode(true);\r\n";
strPopMenu+=" }\r\n";
strPopMenu+=" for(i=0;i<ArrayMenuItem.length-1;i++)\r\n";
strPopMenu+=" {\r\n";
strPopMenu+=" myrow=window.oPopMenuTB.insertRow();\r\n";
strPopMenu+=" mycel=myrow.insertCell();\r\n";
strPopMenu+=" mycel.height=19\r\n";
strPopMenu+=" mycel.style.paddingLeft=''4px'';\r\n";
strPopMenu+=" mycel.style.paddingRight=''2px'';\r\n";
strPopMenu+=" mycel.style.paddingTop=''2px'';\r\n";
strPopMenu+=" mycel.style.paddingBottom=''2px'';\r\n";
strPopMenu+=" mycel.innerHTML=ArrayMenuItem[i][0];\r\n";
strPopMenu+=" mycel=myrow.insertCell();\r\n";
strPopMenu+=" mycel.style.paddingLeft=''2px'';\r\n";
strPopMenu+=" mycel.style.paddingRight=''4px'';\r\n";
strPopMenu+=" mycel.style.paddingTop=''2px'';\r\n";
strPopMenu+=" mycel.style.paddingBottom=''2px'';\r\n";
strPopMenu+=" mycel.innerHTML=ArrayMenuItem[i][1];\r\n";
strPopMenu+=" mycel.noWarp=true;\n";
strPopMenu+=" myrow.setAttribute(''CMD'',ArrayMenuItem[i][2]); \r\n";
strPopMenu+=" }\r\n";
strPopMenu+="}\r\n";
strPopMenu+="\r\n";
strPopMenu+="function PopMenu()\r\n";
strPopMenu+="{\r\n";
strPopMenu+=" \r\n";
strPopMenu+=" objBeforePop=event.srcElement; //弹出菜单前的对象\r\n";
strPopMenu+=" \r\n";
strPopMenu+=" if((oPopMenu.clientHeight+event.y)>document.body.clientHeight)\r\n";
strPopMenu+=" {\r\n";
strPopMenu+=" oPopMenu.style.posTop =event.y-oPopMenu.clientHeight+document.body.scrollTop;\r\n";
strPopMenu+=" }\r\n";
strPopMenu+=" else\r\n";
strPopMenu+=" {\r\n";
strPopMenu+=" oPopMenu.style.posTop =event.y+document.body.scrollTop;\r\n";
strPopMenu+=" }\r\n";
strPopMenu+=" if((oPopMenu.clientWidth+event.x)>document.body.clientWidth )\r\n";
strPopMenu+=" {\r\n";
strPopMenu+=" oPopMenu.style.posLeft =event.x-oPopMenu.clientWidth+document.body.scrollLeft ;\r\n";
strPopMenu+=" }\r\n";
strPopMenu+=" else\r\n";
strPopMenu+=" {\r\n";
strPopMenu+=" oPopMenu.style.posLeft =event.x+document.body.scrollLeft;\r\n";
strPopMenu+=" }\r\n";
strPopMenu+=" oPopMenu.style.visibility =''visible'';\r\n";
strPopMenu+=" //alert(oPopMenu.clientHeight );\r\n";
strPopMenu+="}\r\n";
strPopMenu+="function HiddenPopMenu()\r\n";
strPopMenu+="{\r\n";
strPopMenu+=" oPopMenu.style.visibility =''hidden'';\r\n";
strPopMenu+="}\r\n";
strPopMenu+="document.write(HTMLPopMenu);\r\n</script>";

strPopMenu="<script language=javascript src=/eGMS/Web/JS/PopMenu.js></script>";
return strPopMenu;
}
#endregion

private string AddTreeJS()
{
string strTree="<script language=javascript>\r\n";
strTree+="var strTreeUndeleteDir=''子目录不为空，不能删除'';\n";
strTree+="var strTreeNewItem=''新建目录'';\n";

strTree+="TreeHTML1=''<div id=\"TreeInputParent\" style = \"VISIBILITY: hidden;position:absolute\">''\r\n";
strTree+="TreeHTML1+=''<input type=\"text\" name=\"TreeInput\" id=\"TreeInput\" style=\"BORDER-RIGHT: 1px solid; BORDER-TOP: 1px solid; FONT-SIZE: 12px; Z-INDEX: 9; BORDER-LEFT: 1px solid; BORDER-BOTTOM: 1px solid;\" onkeypress=\"TreeInputKey();\" onblur=\"TreeInputBlur();\">''\r\n";
strTree+="TreeHTML1+=''<input type=\"hidden\" id=\"TreeInput1\" id=\"TreeInput1\">''\r\n";
strTree+="TreeHTML1+=''</div>''\r\n";
strTree+="\r\n";
strTree+=" document.write(TreeHTML1);\r\n";
strTree+="\r\n";
strTree+="var objSelected=''''\r\n";

//快速定位
strTree+="function tmpGotoID(id)\n";
strTree+="{\n";
strTree+=" obj=document.all.tags(''TABLE'');\n";
strTree+=" for(i=0;i<obj.length;i++)\n";
strTree+=" {\n";
strTree+=" if(obj[i].id==id)\n";
strTree+=" {\n";
strTree+=" obj=obj[i];\n";
strTree+=" break;\n";
strTree+=" }\n";
strTree+=" }\n";
strTree+=" obj.rows[0].cells[1].innerHTML=''<img width=16 height=16 border=0 src=''+oIMGS[2].src+''>'';\n";
strTree+=" //obj.rows[0].cells[2].childNodes[0].style.backgroundColor=''blue'';\n";
strTree+=" //obj.rows[0].cells[2].childNodes[0].style.color=''white'';\n";
strTree+=" objSelected=obj.rows[0].cells[2].childNodes[0];\n";
strTree+=" \n";
strTree+=" obj=obj.parentElement.parentElement.parentElement.parentElement;\n";
strTree+=" while(!(obj.id==''TreeTable''))\n";
strTree+=" {\n";
strTree+=" obj.rows[1].style.display=''inline'';\n";
strTree+=" obj.rows[0].cells[0].childNodes[0].src=''ope.gif'';\n";
strTree+=" obj=obj.parentElement.parentElement.parentElement.parentElement;\n";
strTree+=" }\n";
strTree+=" \n";
strTree+="}\n";

string mm=m_GotoID+"";
if(!(mm.Trim()=="")) //快速定位
strTree+="tmpGotoID(''"+mm+"'');\n";

//右键弹出菜单
strTree+="function TreePopMenu()\r\n";
strTree+="{\r\n";
strTree+=" if(event.srcElement.tagName==''SPAN'')\r\n";
strTree+=" {\r\n";
//根节点禁止右键菜单
if(m_TreeRootPopMenu==false)
{
strTree+=" if(event.srcElement.parentElement.parentElement.id==''TreeViewRoot'')\n";
strTree+=" return;\n";
}
strTree+=" if (!(objSelected==''''))\r\n";
strTree+=" {\r\n";
strTree+=" loc=objSelected.parentElement.parentElement.cells.length-2\r\n";
strTree+=" objSelected.style.backgroundColor='''';\r\n";
strTree+=" objSelected.style.color='''';\r\n";
strTree+=" if(!(objSelected.parentElement.parentElement.parentElement.parentElement.id==''TreeTable''))\n";
strTree+=" objSelected.parentElement.parentElement.cells[loc].innerHTML=oIMGS[1].outerHTML\r\n";
strTree+=" }\r\n";
strTree+=" objSelected=event.srcElement;\r\n";
strTree+=" loc=objSelected.parentElement.parentElement.cells.length-2\r\n";
strTree+=" objSelected.style.backgroundColor=''blue'';\r\n";
strTree+=" objSelected.style.color=''white''\r\n";
strTree+=" DisplayMenu(MenuItemArray);\r\n";
strTree+=" PopMenu();\r\n";
strTree+=" }\r\n";
strTree+="}\r\n";

strTree+="function TreeNodeClick()\r\n";
strTree+="{\r\n";
strTree+=" \r\n";
strTree+=" if(event.srcElement.tagName==''SPAN'')\r\n";
strTree+=" {\r\n";
strTree+=" if (!(objSelected==''''))\r\n";
strTree+=" {\r\n";
strTree+=" loc=objSelected.parentElement.parentElement.cells.length-2\r\n";
strTree+=" objSelected.style.backgroundColor='''';\r\n";
strTree+=" objSelected.style.color='''';\r\n";
strTree+=" if(!(objSelected.parentElement.parentElement.parentElement.parentElement.id==''TreeTable''))\n";
strTree+=" objSelected.parentElement.parentElement.cells[loc].innerHTML=oIMGS[1].outerHTML\r\n";
strTree+=" }\r\n";
strTree+=" objSelected=event.srcElement;\r\n";
strTree+=" loc=objSelected.parentElement.parentElement.cells.length-2\r\n";
strTree+=" objSelected.style.backgroundColor=''blue'';\r\n";
strTree+=" objSelected.style.color=''white''\r\n";
strTree+=" if(!(objSelected.parentElement.parentElement.parentElement.parentElement.id==''TreeTable''))\n";
strTree+=" objSelected.parentElement.parentElement.cells[loc].innerHTML=oIMGS[2].outerHTML\r\n";
strTree+=" cmdstr=objSelected.parentElement.parentElement.CMD;\r\n";
strTree+=" if(!(cmdstr==''''))\r\n";
strTree+=" eval(cmdstr);\r\n";
strTree+=" return;\r\n";
strTree+=" }\r\n";
strTree+=" \r\n";
strTree+=" if(event.srcElement.tagName==''IMG'')\r\n";
strTree+=" {\r\n";
strTree+=" obj=event.srcElement;\r\n";
strTree+=" if(obj.src.indexOf(''clo.gif'')>0)\r\n";
strTree+=" {\r\n";
strTree+=" obj.src=\"ope.gif\"\r\n";
strTree+=" obj.parentElement.parentElement.parentElement.rows[1].style.display=''inline'';\r\n";
strTree+=" return\r\n";
strTree+=" }\r\n";
strTree+=" if(obj.src.indexOf(''ope.gif'')>0)\r\n";
strTree+=" {\r\n";
strTree+=" obj.src=\"clo.gif\"\r\n";
strTree+=" obj.parentElement.parentElement.parentElement.rows[1].style.display=''none'';\r\n";
strTree+=" return;\r\n";
strTree+=" }\r\n";
strTree+=" }\r\n";
strTree+="}\r\n";

strTree+="function TreePostChange(v1){" ;
strTree+=" document.TreeChangedFORM.ChangedValue.value=v1;";
strTree+=" document.TreeChangedFORM.submit();}\n";


//删除目录
strTree+="function TreeDelDir(){\n";
strTree+=" objNode=objBeforePop.parentElement.parentElement.parentElement.parentElement;\r\n";
strTree+=" objNodeParent=objNode.parentElement;\r\n";
strTree+=" if(objNode.rows.length>1)\r\n";
strTree+=" {\r\n";
strTree+=" objNode.rows[1].style.display=''inline'';\r\n";
strTree+=" objNode.rows[0].cells[0].childNodes[0].src=''ope.gif''\r\n";
strTree+=" objNode.rows[0].cells[1].childNodes[0].src=oIMGS[2].src;\r\n";
strTree+=" alert(strTreeUndeleteDir)\r\n";
strTree+=" return;\r\n";
strTree+=" }\r\n";
strTree+=" TreePostChange(''DELETE?''+objNode.id);}\n";

strTree+="function TreeDelDirEnabled()\r\n";
strTree+="{\r\n";
strTree+=" objNode=objBeforePop.parentElement.parentElement.parentElement.parentElement;\r\n";
strTree+=" objNodeParent=objNode.parentElement;\r\n";
strTree+=" if(objNode.rows.length>1)\r\n";
strTree+=" {\r\n";
strTree+=" objNode.rows[1].style.display=''inline'';\r\n";
strTree+=" objNode.rows[0].cells[0].childNodes[0].src=''ope.gif''\r\n";
strTree+=" objNode.rows[0].cells[1].childNodes[0].src=oIMGS[2].src;\r\n";
strTree+=" alert(strTreeUndeleteDir)\r\n";
strTree+=" return;\r\n";
strTree+=" }\r\n";
strTree+=" TreePostChange(''DEL?''+objNode.id);";
strTree+=" objNodeParent.removeChild(objNode);\r\n";
strTree+=" if(objNodeParent.childNodes.length==0)\r\n";
strTree+=" {\r\n";
strTree+=" //空子目录\r\n";
strTree+=" obj1=objNodeParent.parentElement.parentElement.parentElement\r\n";
strTree+=" obj1.deleteRow(1);\r\n";
strTree+="obj1.rows[0].cells[0].childNodes[0].src=''cro.gif'';\r\n";
strTree+=" obj1p=obj1.parentElement;\r\n";
strTree+=" \r\n";
strTree+=" if(obj1p.childNodes[obj1p.childNodes.length-1]==obj1)\r\n";
strTree+=" {\r\n";
strTree+=" //目录底部\r\n";
strTree+=" obj1.rows[0].cells[0].childNodes[0].src=''croend.gif'';\r\n";
strTree+=" obj1.rows[0].cells[0].style.cursor='''';\r\n";
strTree+=" }\r\n";
strTree+=" return\r\n";
strTree+=" }\r\n";
strTree+=" \r\n";
strTree+=" //设置上层目录类型\r\n";
strTree+=" obj1=objNodeParent.childNodes[objNodeParent.childNodes.length-1];\r\n";
strTree+=" if(obj1.rows.length==2)\r\n";
strTree+=" {\r\n";
strTree+=" obj1.rows[1].cells[0].background='''';\r\n";
strTree+=" }\r\n";
strTree+=" else\r\n";
strTree+=" {\r\n";
strTree+=" obj1.rows[0].cells[0].childNodes[0].src=''croend.gif'';\r\n";
strTree+=" }\r\n";
strTree+="}\r\n";

//重命名
strTree+="//重命名\r\n";
strTree+="var oTreeInpt=TreeInputParent.childNodes[0];\r\n";
strTree+="var oTreeInpt1=TreeInputParent.childNodes[1];\r\n";

//查询是否能够Rename
strTree+="function TreeRenDir()\r\n";
strTree+="{\r\n";
strTree+=" objRen=objBeforePop;\r\n";
strTree+=" TreePostChange(''RENAME?''+objRen.parentElement.parentElement.parentElement.parentElement.id);}\n";

strTree+="function TreeRenDirEnabled()\r\n";
strTree+="{\r\n";
strTree+=" objRen=objBeforePop;\r\n";
strTree+=" if(objRen.parentElement.parentElement.parentElement.parentElement.id==''TreeTable'')\n";
strTree+=" return;\n";
strTree+=" oTreeInpt.value =objRen.innerText;\r\n";
strTree+=" oTreeInpt1.value =objRen.innerText;\r\n";
strTree+=" objRen.innerText='''';\r\n";
strTree+=" objRen.appendChild (oTreeInpt);\r\n";
strTree+=" oTreeInpt=objRen.childNodes[0];\r\n";
strTree+=" oTreeInpt.focus();\r\n";
strTree+="}\r\n";
strTree+="\r\n";

strTree+="var NewItem=0;\r\n";
strTree+="var lNewItem=false;\n";

strTree+="function TreeAddDir()\r\n";
strTree+="{\r\n";
strTree+=" objNode=objBeforePop.parentElement.parentElement.parentElement.parentElement;\r\n";
strTree+=" objBeforePop.style.backgroundColor='''';\r\n";
strTree+=" objBeforePop.style.color='''';\r\n";
strTree+=" TreeCreatTable(''NewItem''+NewItem,objNode.id);\r\n";
strTree+=" TreePostChange(''NEWITEM?''+objNode.id);}\n";

strTree+="function TreeAddDirEnabled()\r\n";
strTree+="{\r\n";
strTree+=" objNode=objBeforePop.parentElement.parentElement.parentElement.parentElement;\r\n";
strTree+=" objBeforePop.style.backgroundColor='''';\r\n";
strTree+=" objBeforePop.style.color='''';\r\n";
strTree+=" TreeCreatTable(''NewItem''+NewItem,objNode.id);\r\n";
strTree+=" NewItem++;\r\n";
strTree+=" \r\n";
strTree+=" if(objNode.rows.length==1)\r\n";
strTree+=" {\r\n";
strTree+=" //建立下一行\r\n";
strTree+=" oTr=objNode.insertRow();\r\n";
strTree+=" for(m=0;m<objNode.rows[0].cells.length-1;m++)\r\n";
strTree+=" {\r\n";
strTree+=" oTd=oTr.insertCell();\r\n";
strTree+=" }\r\n";
strTree+=" oTd.colSpan=2\r\n";
strTree+="\r\n";
strTree+=" if(!(objNode.parentElement.childNodes[objNode.parentElement.childNodes.length-1]==objNode))\r\n";
strTree+=" {\r\n";
strTree+=" objNode.rows[1].cells[0].background=''lin.gif'';\r\n";
strTree+=" }\r\n";
strTree+=" objNode.rows[0].cells[0].innerHTML=\"<img src=ope.gif width=20 height=18>\";\r\n";
strTree+=" objNode.rows[0].cells[0].style.cursor=''hand'';\r\n";
strTree+=" }\r\n";
strTree+=" else\r\n";
strTree+=" {\r\n";
strTree+=" if(!(objNode.id==''TreeTable'')){\n";
strTree+=" objNode.rows[1].style.display=''inline'';\r\n";
strTree+=" objNode.rows[0].cells[0].innerHTML=\"<img src=ope.gif width=20 height=18>\";\r\n";
strTree+=" if(!(objNode.parentElement.childNodes[objNode.parentElement.childNodes.length-1]==objNode))\r\n";
strTree+=" objNode.childNodes[objNode.childNodes.length-1].rows[1].cells[0].background=''lin.gif'';\r\n";
strTree+=" }\n}\r\n";
strTree+=" \r\n";
strTree+=" obj1=objNode.rows[1].cells[objNode.rows[1].cells.length-1];\r\n";
strTree+=" if(obj1.childNodes.length>0)\r\n";
strTree+=" {\r\n";
strTree+=" obj=obj1.childNodes[obj1.childNodes.length-1];\r\n";
strTree+=" if(obj.rows[0].cells[0].innerHTML.indexOf(''croend.gif'')>-1)\r\n";
strTree+=" obj.rows[0].cells[0].innerHTML=\"<img src=cro.gif>\";\r\n";
strTree+=" else\r\n";
strTree+=" obj.rows[1].cells[0].background=''lin.gif'';\r\n";
strTree+=" \r\n";
strTree+=" }\r\n";
strTree+=" obj1.insertAdjacentElement(''beforeEnd'',oTb);\r\n";
strTree+=" objBeforePop=oTb.rows[0].cells[2].childNodes[0];\r\n";
strTree+=" lNewItem=true;\n TreeRenDirEnabled();\r\n";
strTree+="}\r\n";
strTree+="\r\n";

strTree+="function TreeCreatTable(ID,ParID)\r\n";
strTree+="{\r\n";
strTree+=" oTb=document.createElement (\"TABLE\")\r\n";
strTree+=" oTb.width=''100%'';\r\n";
strTree+=" oTb.border=0;\r\n";
strTree+=" oTb.cellPadding =0;\r\n";
strTree+=" oTb.cellSpacing =0;\r\n";
strTree+=" oTb.id=ID;\r\n";
strTree+=" oTb.style.fontSize=''12px'';\r\n";
strTree+=" \r\n";
strTree+=" oTr=oTb.insertRow();\r\n";
strTree+=" oTr.setAttribute(''CMD'',\"\");\r\n";
strTree+=" \r\n";
strTree+=" oTd=oTr.insertCell();\r\n";
strTree+=" oTd.width=20;\r\n";
strTree+=" oTd.height=18;\r\n";
strTree+=" oTd.innerHTML=\"<img src=croend.gif width=20 height=18>\"\r\n";
strTree+=" \r\n";
strTree+=" oTd=oTr.insertCell();\r\n";
strTree+=" oTd.width=16;\r\n";
strTree+=" oTd.innerHTML=oIMGS[1].outerHTML;\r\n";
strTree+=" oTd.align=''center''\r\n";
strTree+=" oTd.style.paddingLeft=''4px'';\r\n";
strTree+=" \r\n";
strTree+=" oTd=oTr.insertCell();\r\n";
strTree+=" oTd.width=''98%''\r\n";
strTree+=" oTd.innerHTML=''<span>''+strTreeNewItem +NewItem+''</span>'';\r\n";
strTree+=" oTd.style.cursor=''hand'';\r\n";
strTree+=" oTd.style.paddingLeft=''4px'';\r\n";
strTree+="}\r\n";
strTree+="\r\n";

strTree+="//重命名键判断\r\n";
strTree+="function TreeInputKey()\r\n";
strTree+="{\r\n";
strTree+=" if(event.keyCode==13)\r\n";
strTree+=" {\r\n";
strTree+=" TreeInputBlur();\r\n";
strTree+=" }\r\n";
strTree+=" if(event.keyCode==27)\r\n";
strTree+=" {\r\n";
strTree+=" o1=oTreeInpt.parentElement;\r\n";
strTree+=" TreeInputParent.appendChild (oTreeInpt);\r\n";
strTree+=" o1.innerText =oTreeInpt1.value;\r\n";
strTree+=" }\r\n";
strTree+="}\r\n";
strTree+="\r\n";

strTree+="//判断新内容\r\n";
strTree+="function TreeInputBlur()\r\n";
strTree+="{\r\n";
strTree+=" if(oTreeInpt.value=='''')\r\n";
strTree+=" {\r\n";
strTree+=" alert(''名称不能为空'');\r\n";
strTree+=" oTreeInpt.focus ();\r\n";
strTree+=" return;\r\n";
strTree+=" }\r\n";
strTree+=" o3=oTreeInpt.parentElement.parentElement.parentElement.parentElement.parentElement\r\n";
strTree+=" o2=o3.parentElement\r\n";
strTree+=" for(i=0;i<o2.childNodes.length;i++)\r\n";
strTree+=" {\r\n";
strTree+=" //alert(o2.childNodes[i].rows[0].cells[2].innerText)\r\n";
strTree+=" if(o2.childNodes[i].rows[0].cells[2].innerText==oTreeInpt.value)\r\n";
strTree+=" {\r\n";
strTree+=" alert(''名称重复'');\r\n";
strTree+=" oTreeInpt.focus ();\r\n";
strTree+=" return;\r\n";
strTree+=" }\r\n";
strTree+=" }\r\n";
strTree+="if(!lNewItem){";
strTree+="TreePostChange(''REN?''+o3.id+''?''+oTreeInpt.value);}\n";
strTree+="else{\n";
strTree+="TreePostChange(''NEW?''+o3.id+''?''+oTreeInpt.value+''?''+o2.parentElement.parentElement.parentElement.id);lNewItem=false;}\n";
strTree+=" o1=oTreeInpt.parentElement;\r\n";
strTree+=" TreeInputParent.appendChild (oTreeInpt);\r\n";
strTree+=" o1.innerText =oTreeInpt.value;\r\n";
strTree+="}\r\n</script>";
return strTree;
}


private void CreateImages()
{
string fp=this.Parent.Page.Server.MapPath(".")+"\\";

string strOPE="R0lGODlhFAASAJECAAAAAICAgP///wAAACH5BAEAAAIALAAAAAAUABIAAAInlI+pK8EPY5MUhotxdIo/j4CLaJCJA6Tp5LTnuMGW/GVZhXf5rj8FADs=";
SaveImage(strOPE,fp+"ope.gif");

string strCRO ="R0lGODlhFAASAIABAICAgP///yH5BAEAAAEALAAAAAAUABIAAAIcjI+pG8APY5O0uorfzRy5P4EdtI1caWJoSq1IAQA7";
SaveImage(strCRO,fp+"cro.gif");

string strCROEND="R0lGODlhFAASAIABAICAgP///yH5BAEAAAEALAAAAAAUABIAAAIYjI+pG8APY5O0uorfzRy5P4HdSJbmiUoFADs=";
SaveImage(strCROEND,fp+"croend.gif");

string strLIN="R0lGODlhFAASAIABAICAgP///yH5BAEAAAEALAAAAAAUABIAAAIYjI+pG8APY5O0uorfzRzt3n1gJo6WGUIFADs=";
SaveImage(strLIN,fp+"lin.gif");

string strCLO="R0lGODlhFAASAJECAAAAAICAgP///wAAACH5BAEAAAIALAAAAAAUABIAAAIqlI+pK8EPY5MUhotxdIo/DxweA4qbAKTp5LRJaYwLPFnzlmXV3vF+/ygAADs=";
SaveImage(strCLO,fp+"clo.gif");
}


private void SaveImage(string strFileB64,string strFileName)
{
FileStream oFS=new FileStream (strFileName,FileMode.Create);
byte[] bDes=Convert.FromBase64String (strFileB64);
oFS.Write(bDes,0,bDes.Length );
oFS.Close ();
}
/// <summary>
/// 生成目录移动脚本
/// </summary>
/// <returns></returns>
private string TableTreeMove()
{
return "var lmousedown=false;\n"
+"var createspan='''';\n"
+"var redobj='''';\n"
+"var selectednode=''''\n"
+"function TableTreemv()\n"
+"{\n"
+" if(lmousedown==false)\n"
+" return;\n"
+" createspan.style.left=event.x;\n"
+" createspan.style.top=event.y;\n"
+" if(event.srcElement.tagName==''SPAN'' && event.srcElement.style.cursor==''hand'')\n"
+" {\n"
+" event.srcElement.style.color=''red'';\n"
+" if(redobj!='''' && redobj!=event.srcElement && redobj.style.color==''red'' )\n"
+" {\n"
+" redobj.style.color='''';\n"
+" \n"
+" }\n"
+" redobj=event.srcElement;\n"
+" \n"
+" }\n"
+"}\n"
+"function TableTreemu()\n"
+"{\n"
+" if(lmousedown==false)\n"
+" return;\n"
+" lmousedown=false;\n"
+" if(createspan !='''')\n"
+" {\n"
+" document.body.removeChild(createspan);\n"
+" createspan='''';\n"
+" }\n"
+" if(event.srcElement.tagName==''SPAN'' && event.srcElement.style.cursor==''hand'')\n"
+" {\n"
+" if(event.srcElement.parentElement.parentElement.parentElement.parentElement.rows.length==1)\n"
+" {\n"
+" tr=event.srcElement.parentElement.parentElement.parentElement.parentElement.insertRow();\n"
+" tr.insertCell();\n"
+" td=tr.insertCell();td.colSpan=2;\n"
+" }\n"
+" event.srcElement.parentElement.parentElement.parentElement.parentElement.rows[1].cells[1].appendChild(selectednode);\n"
+" }\n"
+"}\n"
+"function TableTreemd()\n"
+"{\n"
+" if(event.srcElement.tagName==''SPAN'' && event.srcElement.style.cursor==''hand'')\n"
+" {\n"
+" lmousedown=true;\n"
+" //event.srcElement.innerHTML=''aaa'';\n"
+" selectednode=event.srcElement.parentElement.parentElement.parentElement.parentElement;\n"
+" TableTreeCreateObject();\n"
+" }\n"
+"}\n"
+"function TableTreeCreateObject()\n"
+"{\n"
+" o1=document.createElement(''SPAN'');\n"
+" o1.innerText=selectednode.innerText;\n"
+" //\n"
+" //o1.style.position=''absloute'';\n"
+" o1.style.top=event.y;\n"
+" o1.style.left =event.x;\n"
+" document.body.appendChild(o1);\n"
+" o1.style.position=''absolute'';\n"
+" createspan=o1;\n"
+"}\n";
}

}


}