title: mfc combobox button complex control: Lbutton down event is not fired for the first click of button
body: <p>i am creating a complex control with one combobox and one button in mfc.The combobox has styles "CBS_DROPDOWNLIST | CBS_HASSTRINGS | WS_VISIBLE | WS_CHILD | WS_VSCROLL" and it is editable combobox.I am using COleControl class as a parent for these two.</p>
  
  <p>When the dropdown is open if i click on the button for first time the dropdown is closed and no lbutton down event is generated for the button.If i click the button for second time the lbutton down event is generated.The problem here is i need the lbutton event to be generated for the first time.</p>
  
  <p>Please somebody help me out.Thanks in advance...</p>