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GoFiler Legato Script Reference
Legato v 1.5d Application v 5.25a
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Chapter Nine — Dialog Functions (continued)
TrackbarGetChannelRect Function
Overview
The TrackbarGetChannelRect function retrieves the size and position of the bounding rectangle for a trackbar's channel.
Syntax/Parameters
Syntax
int[] = TrackbarGetChannelRect ( int id );
Parameters
id
An int containing the control ID of a trackbar control.
Return Value
A four element int array containing the positions of the rectangle area surrounding the channel or an empty array on failure. Common errors include: ERROR_RANGE if id is an invalid control ID for the open dialog or ERROR_INVALID_HANDLE if no dialog is open.
Remarks
Array members and key names are as follows: 0 – “top”, 1 – “right”, 2 – “bottom” and 3 – “left”.
The channel is the area over which the slider moves. It contains the highlight when a range is selected.
The coordinates are in pixels and relative to the control’s client area.
Related Functions
Platform Support
Go13, Go16, GoFiler Complete, GoFiler Corporate, GoFiler, GoFiler Lite, GoXBRL
Legato IDE, Legato Basic
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