tbl_grid_focus Callback Type
Function prototype:
function funcname (doc, gridid, window, action)
tbl_grid_focus is called whenever a table grid becomes active or inactive in the Edit window.
Arguments
• doc is the identifier of the document containing gridid.
• gridid is the table object ID (toid) of the table grid.
• window is the identifier of the window.
• action is a boolean: one (1) if the grid is becoming active, zero (0) if the grid is becoming inactive.