BCGControlBar Pro for MFC
void CBCGPStatusBar::SetPaneProgress ( int  nIndex,
long  nCurr,
BOOL  bUpdate = TRUE 

Sets the current progress of the indicator's progress bar for a given index.

Call this member function every time you need to update the progress for the progress bar that has been enabled for the pane.

To use this function for the given pane, you must call EnablePaneProgressBar() first.

nIndexIndex of the pane whose progress is to be updated.
nCurrSpecifies the current value of the progress.
bUpdateSpecifies whether the pane should be updated immediately.