Xmiconboxiscellempty a function that determines whether a cell in the iconbox is empty "xmiconboxiscellempty" "iconbox functions" "xmiconboxiscellempty"
#include <Xm/IconBox.h> Boolean XmIconBoxIsCellEmpty( Position cell_x, Position cell_y, Widget ignore);
XmIconBoxIsCellEmpty returns True if specified cell contains no child and False otherwise.
Specifies the IconBox widget ID
Specifies the X location of the cell to check
Specifies the Y location of the cell to check
If the widget ID specified by ignore is present in the specified cell, it will be ignored and the function will return True
Returns True if the specified cell contains no child, and False otherwide.