More tree if not recursive stack traversal-CodePudding

 private void DevexpreeCreateSubMenuItem (BarSubItem menu, string fatherid, DataTable dt) 

{
DRS DataRow []=dt. Select (" frm_father_id='" + fatherid + "' "); 
Foreach (DataRow item in DRS) 
{
//recursive judgment finally level 1 
If (item) [r]. "frm_cname" ToString ()=="switch account" | | item [r]. "frm_ename" ToString ()!="") 

{
String text=item [r]. "frm_cname" ToString (); 
BarButtonItem mitem=new BarButtonItem (barManager1, text); 
Mitem. Tag=item; 
Menu. ItemLinks. Add (mitem); 
Mitem. ItemClick +=new ItemClickEventHandler (DevExpressBindClickToInstinse); 

} 
The else 
{

String text=item [r]. "frm_cname" ToString (); 
BarSubItem mitem=new BarSubItem (barManager1, text); 
Mitem. Tag=item; 
DevexpreeCreateSubMenuItem (mitem, item [r]. "frm_id" ToString (), dt); 
Menu. ItemLinks. Add (mitem); 

} 
} 
}

Simple menu with recursive performance also is not a problem, if tens of thousands of article data tree, the recursive must overflow, use the stack is not so good.
There are other ways to non-recursive, the stack to achieve

CodePudding user response:

The.net framework technology called "iterator" mode,