MODULE PMI;
FROM Drectory IMPORT SetDefaultDrive,GetCurrentDir;
FROM EnvironUtils IMPORT ReadEnvironment;
FROM ModBase3 IMPORT UpdateDBFile,WriteDBRec,DeleteRecord,ReadDBRec,
     AppendBlank;

(*FROM Dos IMPORT SetMaxFH;(* for os2  Dos< jpi DosCalls< Stn*)*)
FROM StrEdit IMPORT CrunchBlanks,CAPstr,DeleteRightJustified;
FROM StringIO IMPORT PrintMessage;
FROM M2Strings IMPORT Length;
FROM Scrn2DBF IMPORT FrameToDBF, DBFToFrame;
FROM PosUtils IMPORT Equal;
FROM PMIGlobals IMPORT PMIScreens,GlobalInit,EditConfig;
FROM SmartScreen IMPORT ClearScreen;
FROM VWindows IMPORT ClearPart, CurrentWindow, SetCursorHeight;
FROM ScrnTypes IMPORT DisplayFrame,InitDisplayFrame,AFrameName;
FROM FramePainter IMPORT ShowDisplayFrame;
FROM InputManager IMPORT ControlFrame;
FROM FrameManager IMPORT EraseFrame;
FROM Prompts IMPORT Prompt,PromptStr;
FROM PMIRpt IMPORT ControlReports;
FROM DBStuff IMPORT MakeKey;
FROM SYSTEM IMPORT ADR,SIZE;
FROM ControlUtils IMPORT ControlSeparately, LoadFrameList,Control;
FROM DspFiles IMPORT OpenDisplayFile,ReadDisplayFrame;
FROM HandleIO IMPORT FileExists;
FROM Prompts IMPORT Prompt;
FROM LowLevel IMPORT Fill;
FROM GenLists IMPORT GenList, NewList,ListLength,GetElmt;
FROM ScrnTypes IMPORT AFrameName, InitDisplayFrame,DisplayFile;
FROM DBFCustomer IMPORT CustomerDBF, OpenCustomerDBF,
     CloseCustomerDBF,FindCustomerByCin,FindCustomerByName,
     NextCustomer,PrevCustomer,FirstCustomer,LastCustomer;
FROM DBFInvtry IMPORT OpenInvtryDBF,CloseInvtryDBF;
FROM Invtry IMPORT ControlInvtry;
FROM Customer IMPORT ControlCustomer;
FROM PriceTable IMPORT InitializePrice,DefinePriceTbl;
FROM PMIMaint IMPORT Maintain;
IMPORT InitCompilerMods;
IMPORT Locks;
VAR
 Status : INTEGER;
 J : CARDINAL;
 Environ : ARRAY[0..80] OF CHAR;
 TopMenu : GenList;
 FirstTime: BOOLEAN;
 NextFrame,EndingFrame : AFrameName;
 SelChar    : CHAR;
 NoData     : BOOLEAN;    (* true when no data is on the screen *)
 CustomerDF : DisplayFrame;
 DSPFile      : DisplayFile;
 PullDnMenu  : GenList;





BEGIN

 ReadEnvironment('M2TEST', Environ);
(*Locks.ExclusiveOnly:=TRUE; (* jpi's extenders api does not lock properly*)*)
  CrunchBlanks(Environ);
  GlobalInit();
  IF NOT OpenDisplayFile(PMIScreens,'PMI.DSP')
    THEN
      Prompt('Could not open PMI Display file');
      HALT;
    END;
(*  J :=   SetMaxFH(30); (*os2 only *)*)

  InitDisplayFrame(CustomerDF,CurrentWindow);
  NewList(PullDnMenu);
  NoData := TRUE;

  InitializePrice();
  REPEAT
    ClearScreen();
    ReadDisplayFrame(PMIScreens,CustomerDF,'MainMenu');  (*Clear out any of the fields *)
    ShowDisplayFrame(CustomerDF,0,0,0,0);
    ControlFrame(CustomerDF,1,'',FALSE,NextFrame);	(* alow user input *)
    OpenCustomerDBF(TRUE);
    OpenInvtryDBF(TRUE);
    IF Equal(NextFrame,'Customer')
         THEN ControlCustomer();;
    ELSIF Equal(NextFrame,'Inventory')
         THEN ControlInvtry();
    ELSIF Equal(NextFrame,'Reports')
          THEN ControlReports();
    ELSIF Equal(NextFrame,'Maint')
          THEN Maintain();	  	
    ELSIF Equal(NextFrame,'PriceTable')
         THEN DefinePriceTbl();	
    ELSIF Equal(NextFrame,'EditConfig')
         THEN EditConfig();	
    END;
   CloseInvtryDBF();
   CloseCustomerDBF();
   ClearScreen();
  UNTIL Equal(NextFrame,'Exit');




END PMI.