(MQL5) How to show All Ticket in Combobox?

Question

How to show All Ticket in Combobox? i opened 3 order buy EA only show one-order in Combobox. m_combobox_box.ItemsClear(); ////When i remove it all order show, but collect endless!

void CControlsDialog::Update(void){

//Print(__FUNCTION__);

 //int     ticketread1 = 9999;
for(int i = PositionsTotal() - 1; i >= 0; i--) {
      long ticket = PositionGetTicket(i);
      if(ticket>0){
          PositionSelectByTicket(ticket);
          ENUM_POSITION_TYPE posType = PositionGetInteger(POSITION_TYPE);
          //Print(EnumToString(posType) + " : " + (string)ticketRead);
          Print((string)ticket);
          
          m_combobox_box.ItemsClear(); ////When i remove it all order show, but collect endless items.
          m_combobox_box.ItemAdd(ticket);

      }
   }      
     
   

(https://i.stack.imgur.com/Df9rd.png) after remove .ItemsClear

how to fix this problem.

Answer 1

Have you tried placing the m_combobox_box.ItemsClear(); before the iteration?

m_combobox_box.ItemsClear();
for(int i = PositionsTotal() - 1; i >= 0; i--) { ... }