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GetNumAxisItems

LabWindows/CVI

GetNumAxisItems

int GetNumAxisItems (int panelHandle, int controlID, int axis, int *count);

Purpose

Returns the number of items in the list of label strings for a graph or strip chart axis.

Supported Controls

You can use GetNumAxisItems with the following controls:

Parameters

Input
Name Type Description
panelHandle int Specifier for a particular panel that is currently in memory. You can obtain this handle from functions such as LoadPanel and NewPanel.
controlID int The defined constant, located in the .uir header file, that you assigned to the control in the User Interface Editor, or the ID returned by functions such as NewCtrl and DuplicateCtrl.
axis int Specifies for which axis to obtain the mode and range. The following lists the valid values:

VAL_BOTTOM_XAXIS (graphs only)
VAL_TOP_XAXIS (graphs only)
VAL_LEFT_YAXIS (graphs and strip charts)
VAL_RIGHT_YAXIS (graphs only)
Output
Name Type Description
count int The number of items in the list of label strings for a graph or strip chart axis.

Because the indices are zero-based, this value is 1 greater than the index of the last item.

Return Value

Name Type Description
status int Return value indicating whether the function was successful. A negative number indicates that an error occurred.

Additional Information

Library: User Interface Library

Include file: userint.h

LabWindows/CVI compatibility: LabWindows/CVI 4.0 and later