# aardio 范例: 编辑listbox



```aardio
//编辑listbox
import win.ui;
/*DSG{{*/
var winform = win.form(text="aardio form";right=349;bottom=249 )
winform.add( 
listbox={ bgcolor=0xFFFFFF;bottom=192;right=284;left=75;top=36;
items={ "ddddddddddd";"cccc";"双击编辑" };z=1;text="listbox";edge=1;cls="listbox" }
)
/*}}*/

var lstEdit = winform.listbox.addCtrl(
	edit = { 
		cls="edit";
		left=0;top=0;right=50;bottom=50;
		autoResize=false ;
		hide=1;
		edge=1;  
		wndproc = function(hwnd,message,wparam,lparam){ 
    		if( message == 0x8/*_WM_KILLFOCUS*/ 
        		|| (message==0x101/*_WM_KEYUP*/ && wparam == 0xD/*_VK_ENTER*/) ) {
        		if( owner.selIndex){
            		winform.listbox.add(owner.text,owner.selIndex)
            		winform.listbox.delete(owner.selIndex+1)
            		owner.hide = true;
            		winform.listbox.redraw()
        		}
    		}
		};
	}
).edit

winform.listbox.oncommand = function(id,event){
    if( event ==  0x2/*_LBN_DBLCLK*/ ){
    
        var rc = owner.getItemRect( owner.selIndex )
        rc.bottom += 5;
        lstEdit.setRect(rc) 
        
        lstEdit.hide = false; 
        lstEdit.text = winform.listbox.selText; 
        lstEdit.selIndex = owner.selIndex ; 
    }    
}

winform.show() 
win.loopMessage();

```