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Version 1.9 Build 1556 |
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Package | display | |
Module | widgets | |
Tool | optionmenu |
This tool function recovers the index that you selected previous to
the current selection. If the menu is empty, it returns F. If no
menu item has been selected by the user, it returns unity.
Get the index previous to the current selection
Synopsis
getpreviousindex()
Returns
Integer or F
Description
Example
- labels := "Absolute RelRef RelCen";
- f := frame();
- m := optionmenu(f, labels=labels);
- m.selectindex(2);
- m.selectindex(3);
- m.getpreviousindex();
2
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2006-10-15