| **Navigation:**  [[abc library reference.htm|ABC Library Reference]] > FileDropComboClass > FileDropComboClass Methods >====== KeyValid (check for valid keystroke) {{c6h0009.jpg|C6H0009.jpg}} ====== | [[init initialize the filedropcomboclass object .htm|{{btn_prev_n.gif|Previous page}}]][[abc library reference.htm|{{btn_home_n.gif|Return to chapter overview}}]][[kill shut down the filedropcomboclass object .htm|{{btn_next_n.gif|Next page}}]] | | || **KeyValid, VIRTUAL** {{blk2blue.jpg|blk2blue.jpg}} The **KeyValid** method determines if a valid keystroke is in the keyboard buffer. If LeftKey (cursor left), RightKey (cursor right), ShiftLeft (Shift-cursor left), ShiftRight (Shift-cursor right) are in the buffer a False value is returned from this method. A True value is returned if any other keystroke is pressed. **ReturnDataType:     **BYTE **See Also:     **[[takenewselection process event newselection events filedropcomboclass .htm|FileDropComboClass.TakeNewSelection]]