Changeset 287 for trunk/Code/main_window_event.pro

Timestamp:

12/17/08 18:45:22 (3 years ago)

Author:

dcollins

Message:

fixed a pointer validity check

File:

• trunk/Code/main_window_event.pro (modified) (1 diff)

trunk/Code/main_window_event.pro

@@ -161 +161 @@
                                 ;extract value of the grid.
         dataValue = (*(*top_uvalue).b)[ dPos[0], dPos[1] ]
-        grid_number =(*(*top_uvalue).grid_map)[ dPos[0], dPos[1] ]
+        grid_number = -1
+        if ptr_valid((*top_uvalue).grid_map) EQ 1 then $
+          grid_number =(*(*top_uvalue).grid_map)[ dPos[0], dPos[1] ]
                                 ;print indicies and data value to 
         ;curse_x_pos = widget_info(event.top, find_by_uname = "curse_x_pos")