Highlights a range of contiguous values in a trackbar control. The range you select is highlighted in the trackbar channel, with an arrow at each end of the range.
Trackbar controls
control.SelectionRange ( startpos, endpos )
Argument |
Description |
---|---|
control |
The name of the trackbar control |
startpos |
An integer that specifies the starting position of the range |
endpos |
An integer that specifies the ending position of the range |
Integer. Returns 1 if it succeeds and -1 if an error occurs.
Use this function to indicate a range of preferred values.
In a scheduling application, the selection range could indicate a block of time that is unavailable. Setting a selection range does not prevent the user from selecting a value either inside or outside the range.
This statement highlights the trackbar values between 30 and 70:
HTrackBar.SelectionRange( 30, 70 )
HTrackBar in PowerBuilder Objects and Controls
VTrackBar in PowerBuilder Objects and Controls