MQL5 ReferenceStandard LibraryPanels and DialogsCDialogClientAreaHeight CreateOnEventCaptionAddCreateWhiteBorderCreateBackgroundCreateCaptionCreateButtonCloseCreateClientAreaOnClickCaptionOnClickButtonCloseClientAreaVisibleClientAreaLeftClientAreaTopClientAreaRightClientAreaBottomClientAreaWidthClientAreaHeightOnDialogDragStartOnDialogDragProcessOnDialogDragEnd ClientAreaHeight Gets the height of the control client area. int ClientAreaHeight() Return Value The height of the control client area. ClientAreaWidth OnDialogDragStart