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GetChoiceCount.md

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GetChoiceCount

Description

Gets the number of items in the component that contains the choices.

PROCEDURE GetChoiceCount(
				dialogID     : LONGINT;
				componentID  : LONGINT;
				VAR outCount : INTEGER);
def vs.GetChoiceCount(dialogID, componentID):
    return outCount

Parameters

Name Type Description
dialogID LONGINT the dialog identifier given by CreateLayout or CreateResizableLayout
componentID LONGINT The identifier for the component that contains the choices.
outCount INTEGER The number of items in the component.

Examples

BEGIN
	gIsPopupField := TRUE;
	GetChoiceCount (dialogID, 14, existingCount);
	FOR i := 1 TO existingCount DO
		RemoveChoice (dialogID, 14, 0);
	FOR i := 1 TO gNumPopupValues DO
		AddChoice (dialogID, 14, popupValues [i], i - 1);

GetChoiceCount(dlogID, 22, itemCount);

GetChoiceText(dialogID, popupID, 1, strg);
ColorIndexToRGB(Str2Num(strg), r2, g2, b2);
diff := ColorDiff(r1, g1, b1, r2, g2, b2);
colorStr := strg;
GetChoiceCount(dialogID, popupID, itemCount);
import vs

# Gets the number of items in the component that contains the choices.
dialogID = 1
componentID = 2

result = vs.GetChoiceCount(dialogID, componentID)

Version

Availability: from Vectorworks 2010

Category