aardio列表框控件listbox_添加项到头部、尾部、指定位置

import win.ui;

/*DSG{{*/

var winform = win.form(text="简码编程 www.jianma123.com";right=245;bottom=211;max=false;min=false)

winform.add(

button={cls="button";text="添加项到头部";left=56;top=94;right=169;bottom=124;z=2};

button2={cls="button";text="添加项到尾部";left=56;top=129;right=169;bottom=159;z=3};

button3={cls="button";text="添加项到指定位置";left=56;top=165;right=169;bottom=195;z=4};

listbox={cls="listbox";left=12;top=11;right=234;bottom=85;edge=1;items={};vscroll=1;z=1}

)

/*}}*/



var n = 1;



winform.button.oncommand = function(id,event){

    winform.listbox.add("第"+n+"项",1)//添加项到头部

    n = n+1;

}



winform.button2.oncommand = function(id,event){

    winform.listbox.add("第"+n+"项",-1)//添加项到尾部

    n = n+1;    

}



winform.button3.oncommand = function(id,event){

    winform.listbox.add("第"+n+"项",3)//添加项到指定位置

    n = n+1;

}



winform.show() 

win.loopMessage();

winform.button.oncommand = function(id,event){

    winform.listbox.add("第"+n+"项"+'\r\n\r\n'+"000",1)//添加上去后会显示成"第1项000"

    n = n+1;

}