Given x and y values in screen units relative to the master window, the column and row number at that x and y location is returned. For locations that are above or to the left of the grid, -1 is returned. If boolean has a false boolean value then propagation is disabled for master . In either of these cases an empty string is returned. If boolean is omitted then the command returns 0 or 1 to indicate whether propagation is currently enabled for master .
Propagation is enabled by default.
Query or set the row properties of the index row of the geometry master, master . Minsize sets the minimum row size, in screen units, and weight sets the relative weight for apportioning any extra spaces among rows. If no value is specified, the current value is returned. The size is determined either by the slave occupying the largest row or column, or the largest column or row with a minsize or weight . If no options are supplied, a list of all of the slaves in master are returned.