動態生成javascript樹形菜單

//========================================
//Envrionment to hold Listeners
//========================================
tv_listeners = new Array() ;
function listener( type , handler ) {
this.type = type ;
this.handler = handler ;
this.id = tv_listeners.length ;
tv_listeners[ tv_listeners.length ] = this ;
}

function addListener( type , handler ) {
new listener( type , handler ) ;
}
//=== END =====

//=========================================
// Hold the top item
//=========================================
tv_topnodeitem = null ;
//===== END =======

//=========================================
//Hold nodeitems , and supply a nodeitem Register
//=========================================
nodeitems = new Array() ;
function nodeitemRegister( obj ) {
nodeitems[ nodeitems.length ] = obj ;
return nodeitems.length - 1 ;
}
//=== END =======

//=================================
//Custom a stack
//Class         : stack
//metheds    : get()
//                    put( obj )
//=================================
function stack() {
    this.value = new Array() ;
this.cursor = 0 ;
}

function stack_get() {
this.cursor = this.cursor - 1 ;
return this.value[ this.cursor ] ;
}

function stack_put( obj )   {
      this.value[ this.cursor ] = obj ;
      this.cursor = this.cursor + 1 ;
}

stack.prototype.get = stack_get ;
stack.prototype.put = stack_put ;
//=======END ==========

//=========================================
// Define a public stack
//=========================================
userstack = new stack() ;
//====== END ===========

//=========================================
//Image List
//=========================================
treeview_box_0_none = "../images/4_clos.gif" ;
treeview_box_0_line = "../images/4_none.gif" ;
treeview_box_2_open = "../images/2_open.gif" ;
treeview_box_2_none = "../images/2_none.gif" ;
treeview_box_2_close = "../images/2_clos.gif" ;
treeview_box_1_open = "../images/3_open.gif" ;
treeview_box_1_none = "../images/3_none.gif" ;
treeview_box_1_close = "../images/3_clos.gif" ;

//===============================================
//Class : nodeitem
//status------------------------1:two-direction       0:nobox       0: disactivite
//                              2:three-0direction     1:close-box   1: activite
//                                                    2:open-box
//===============================================
function nodeitem( parentkey , key , lable , img ) {
    this.lable = lable ;
this.key = key ;
    this.parent = findNode( parentkey ) ;
if( this.parent != null ) {
     aa = this.parent.status ;
     if( aa.substring( 1 , 2 ) == "0" )
         this.parent.status = aa.substring( 0 , 1 ) + "1" + aa.substring( 2 , 3 ) ;
     if( this.parent.maxsubitem != null )
         this.parent.maxsubitem.status = "2" + this.parent.maxsubitem.status.substring( 1 , 3 ) ;
        this.parent.subitems[ this.parent.subitems.length ] = this ;
        this.parent.maxsubitem = this ;
    }
    else {
     if( tv_topnodeitem != null )   {
       alert( "不能有兩個頂項!" ) ;
    return ;
        }
        tv_topnodeitem = this ;
    }

this.img = img ;
this.tag = null ;
    this.status = "100" ;
this.subitems = new Array() ;
this.maxsubitem = null ;
    this.id = nodeitemRegister( this ) ;

//**********************
this.questionId = 0;
this.description = "";
//this.url = null;
//**********************

//added by msb for the sort and move up/down
/*if ( this == tv_topnodeitem )
{
this.nodeIndex = 0;
} else {
this.nodeIndex = this.parent.subitems.length;
}*/
//end added

}

//added by msb for the sort and move up/down
function nodeitem_moveUp() {
if (this == tv_topnodeitem) return; //topitem

ssubitems = this.parent.subitems;
for ( i=0; i<ssubitems.length; i++ ) {
  if( ssubitems[i] == this ) {
   break;
  }
}
if (i==0) return;
ssubitems[i] = ssubitems[i-1];
ssubitems[i-1] = this;
if (i==ssubitems.length-1) {
  ssubitems[i-1].status = "2" + ssubitems[i-1].status.substring(1, 3);
  ssubitems[i].status = "1" + ssubitems[i].status.substring(1, 3);
}
/*
itemTemp = this;
ssubitems[this.nodeIndex-1] */
/* for ( i=0; i<ssubitems.length; i++ ) {
  if( ssubitems[i] != null && ssubitems[i].nodeIndex == (this.nodeIndex-1) )
   previousitem = ssubitems[i]
}
previousitem.nodeIndex = this.nodeIndex;
this.nodeIndex = this.nodeIndex -1;
swap(this,previousitem);
*/
//label_on_click(this.id);
this.parent.refresh();

lable_on_click(this.id);
}//moveUp()

this.parent.refresh();

lable_on_click(this.id);
}//moveDown()

/*function swap (item1, item2) {
nodeitems[item1.id] = item2;
nodeitems[item2.id] = item1;
idTemp = item1.id;
item1.id = item2.id;
item2.id = idTemp;
}*/

//end added

function nodeitem_setTag( obj ) {
this.tag = obj ;
}

function nodeitem_getTag() {
return this.tag ;
}

    pparent.maxsubitem = lastsubitem ;
if( lastsubitem == null )
        pparent.status = pparent.status.substring( 0 , 1 ) + "0" + pparent.status.substring( 2 , 3 ) ;
    else
     pparent.maxsubitem.status = "1" + pparent.maxsubitem.status.substring( 1 , 3 ) ;
     removenodeitem( this.id ) ;

//added by msb for move up/down
arrTemp = new Array();
j = 0;
for ( i=0; i<pparent.subitems.length; i++ ) {
  if ( pparent.subitems[i] != null ) {
   arrTemp[j] = pparent.subitems[i];
   j++;
  }
}
this.parent.subitems = arrTemp;
//end added

pparent.refresh() ;
//tv_topnodeitem.refresh() ;
}

function removenodeitem( id )   {
    curitem = nodeitems[ id ] ;
nodeitems[ id ] = null ;
for( m = 0 ; m < curitem.subitems.length ; m ++ )
      if( curitem.subitems[ m ] != null )   {
     userstack.put( m ) ;
     removenodeitem( curitem.subitems[ m ].id ) ;
     m = userstack.get() ;
       }
}

function nodeitem_boxclick() {
     if( this.status.substring( 1 ,2 ) == "0" )
       return ;
if( this.status.substring( 1 ,2 ) == "1" )
        this.open() ;
else
        this.close() ;
}

function nodeitem_close() {
     this.status = this.status.substring( 0 , 1 ) + "1" + this.status.substring( 2 , 3 ) ;
   document.all( "tv_panel_" + this.id ).style.display = "none" ;
   eval( "document.all( 'box' + this.id ).src = treeview_box_" + this.status.substring( 0 , 1 ) +"_close" ) ;
}

function nodeitem_open() {
     this.status = this.status.substring( 0 , 1 ) + "2" + this.status.substring( 2 , 3 ) ;
   document.all( "tv_panel_" + this.id ).style.display = "" ;
   eval( "document.all( 'box' + this.id ).src = treeview_box_" + this.status.substring( 0 , 1 ) +"_open" ) ;
}

//added by msb for the move up/down
nodeitem.prototype.moveUp = nodeitem_moveUp;
nodeitem.prototype.moveDown = nodeitem_moveDown;
//end added

nodeitem.prototype.show = nodeitem_show ;
nodeitem.prototype.refresh = nodeitem_refresh ;
nodeitem.prototype.boxclick = nodeitem_boxclick ;
nodeitem.prototype.close = nodeitem_close ;
nodeitem.prototype.open = nodeitem_open ;
nodeitem.prototype.remove = nodeitem_remove ;
nodeitem.prototype.setTag = nodeitem_setTag ;
nodeitem.prototype.getTag = nodeitem_getTag ;

//==========================================================
// Public Methods
//==========================================================
function showTV() {
tv_topnodeitem.show() ;
}

function addNode( parentkey , key , lable , img ) {
return new nodeitem( parentkey , key , lable , img ) ;
}

function deleteNode( key )   {
    curNode = findNode( key ) ;
if( curNode == null )
   return false ;
    curNode.remove() ;
    return true ;
}
//====== END ================

//===========================================================
// Events
//===========================================================
function box_on_click( obj ) {
nodeitems[ obj.nodeid ].boxclick() ;
}

tv_curlable = null ;
tv_curlable_f = null ;

function lable_on_click( id ) {
       key = nodeitems[ id ].key ;
       if( nodeitems[ id ].parent == null )
       parentkey = "" ;
       else
       parentkey = nodeitems[ id ].parent.key ;

    if( tv_curlable != null ) {
     tv_curlable.bgColor = "transparent" ;
     tv_curlable.style.color = "#333333" ;
     tv_curlable_f.bgColor = "transparent" ;
       }
        tv_curlable = document.all("lablePanel"+id) ;
     tv_curlable.bgColor = "#000000" ;
     tv_curlable.style.color = "#FFFFFF" ;
        tv_curlable_f = document.all("f_lablePanel"+id) ;
     tv_curlable_f.bgColor = "#888888" ;

    for( i = 0 ; i < tv_listeners.length ; i ++ )
       if( tv_listeners[ i ].type == "click" ) {
      h = tv_listeners[ i ].handler ;
      eval( h + "( '" + key + "' , '" + parentkey + "' ) ; " ) ;
           }

}

javascript調用

動態生成javascript樹形菜單

(十四)性能測試從零開始——LoadRunner入門

(十三)性能測試從零開始——LoadRunner入門

(十一)性能測試從零開始——LoadRunner入門

使用StrutsTestCase對Action進行單元測試簡介

(九)性能測試從零開始——LoadRunner入門

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