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May 3rd, 2018
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TCL 0.46 KB | None | 0 0
  1.     set item_status "Maintenance"
  2.    
  3.     set changing_value [ expr abs($changing_value) ]
  4.    
  5.     if { ($item_status != "Added") && ($selected_item_id_current_count==0)  } {
  6.     tk_messageBox -title Error -message "Cannot Subtract from an EMPTY stock" -icon error
  7.     return
  8.     }
  9.    
  10.     if { ($item_status != "Added") &&  ($changing_value>$selected_item_id_current_count) } {
  11.     tk_messageBox -title Error -message "You are taking TOO MUCH!! Please take less." -icon error
  12.     return
  13.     }
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