IMPLEMENTATION MODULE Prompts;
(*
 *  ModBase
 *  Release 3.0
 *  (c) Copyright 1986 - 1991 PMI
 *  P.O. Box 8402
 *  Green Bay Wi 53308
 *  All Rights Reserved
 *  by Ed Ross  
 *)

FROM BigSets IMPORT AppendSet, InitSet;
FROM KbdInput IMPORT AnyKeyNum, KeyHit, KeyNumSet, YorN;
FROM M2Strings IMPORT Length;
FROM MsgBox2 IMPORT MsgOkay, StrMsgBox;
FROM ScrnTypes IMPORT DisplayFrame, InitDisplayFrame;
FROM ScrnUtl2 IMPORT CloseDisplayFrame;
FROM SmartScreen IMPORT ClearPart, SetCursorHeight, WriteAt;
FROM StrConv IMPORT StrToCardinal,ReturnedCard,CardinalToStr;
FROM StrEdit IMPORT AssignStr,CrunchBlanks;
FROM StrInput IMPORT ReadWithEdits;
FROM VWindows IMPORT Compass, CurrentWindow;
FROM WindowPrims IMPORT DrawBox, GetCursorCoords, PopColors,
     PopCursorCoords, PopCursorHeight, PushColors, PushCursorCoords,
     PushCursorHeight, ScreenRestore, ScreenSave;
IMPORT SYSTEM;

VAR
  CH : CHAR;
  B  : BOOLEAN;
  x2 : CARDINAL;

PROCEDURE SetUp;
BEGIN
   PushCursorHeight;
   PushCursorCoords;
   PushColors;
   ScreenSave(StatusScr,5,10,x2,15);
   ClearPart(5,10,x2,15);
   DrawBox(5,10,x2,15);
END SetUp;

PROCEDURE TakeDown;
BEGIN
  PopCursorHeight;
  PopColors;
  ScreenRestore(StatusScr,5,10);
  PopCursorCoords;
END TakeDown;



PROCEDURE Prompt(S1: ARRAY OF CHAR);
VAR Key : CARDINAL;
     DF : DisplayFrame;
BEGIN
   InitDisplayFrame(DF,CurrentWindow);
   DF^.ClearAfter := TRUE;
   StrMsgBox(DF,NE,S1);
   CloseDisplayFrame(DF);
END Prompt;

PROCEDURE PromptStr(S1 : ARRAY OF CHAR; VAR S2 : ARRAY OF CHAR);
 VAR
   Insert : BOOLEAN;
   CurPos : CARDINAL;
   LastKey : CARDINAL;
   LegalKeys,
   ExitKeys : KeyNumSet;
BEGIN
   x2 := HIGH(S1) + HIGH(S2)+12;
   SetUp;
   WriteAt(12,12,S1);
   CurPos := 0;
   Insert := TRUE;
   LegalKeys := AnyKeyNum;
   InitSet(LegalKeys);
   InitSet(ExitKeys);
   AppendSet(ExitKeys,"{8,9,271,13,27,328,336,329,337}");

      (* Means BackSpace, TAB, BackTab, CR, ESC, and the arrow
	 keys let you out of a field. *)
   ReadWithEdits(CurrentWindow,S2,13+Length(S1),12,HIGH(S2),CurPos,
                 Insert,FALSE,LastKey,
                 AnyKeyNum,ExitKeys);
   TakeDown;
END PromptStr;

PROCEDURE PromptNum(S1 : ARRAY OF CHAR;DefaultNbr : CARDINAL): CARDINAL;
VAR
  ExitKeys, NumKeys : KeyNumSet;
  TmpStr : ARRAY[1..5] OF CHAR;
  R,C : CARDINAL;
  Len : CARDINAL;
  Num : CARDINAL;
  Pos : CARDINAL;
  InsertMode : BOOLEAN;
  LastKey : CARDINAL;

BEGIN
    x2 := HIGH(S1) + 5 + 12;   (* 5 is for the digits *)
    SetUp;
    GetCursorCoords(C,R);
    InitSet(ExitKeys);
    AppendSet(ExitKeys,"{8,9,271,13,27,328,336,329,337}");

      (* Means BackSpace, TAB, BackTab, CR, ESC, and the arrow
	 keys let you out of a field. *)
    WriteAt(12,12,S1);
    InitSet(NumKeys);
    AppendSet(NumKeys,'{"0".."9",8,9,271,13,27,328,336,329,337,331,333,339}');

    Len := 5;
    Pos := 0;
    CardinalToStr(DefaultNbr,5,TmpStr);
    CrunchBlanks(TmpStr);
    ReadWithEdits( CurrentWindow,TmpStr,13+Length(S1),12,Len,Pos,InsertMode,FALSE,
	    LastKey, NumKeys, ExitKeys );
    TakeDown;
    RETURN ReturnedCard(TmpStr)
END PromptNum;

PROCEDURE PromptYN(S1 : ARRAY OF CHAR; DFrame : DisplayFrame) : BOOLEAN;
(* Return true for yes ; false for no *)
VAR
 DF : DisplayFrame;
 Key      : CARDINAL;
 B : BOOLEAN;
BEGIN
    InitDisplayFrame(DF,CurrentWindow);
    B := MsgOkay(DF,NW,S1);
    CloseDisplayFrame(DF);
    RETURN B;
END PromptYN;

PROCEDURE DisplayStatus(S1 : ARRAY OF CHAR);
BEGIN
END DisplayStatus;

PROCEDURE RemoveDisplay();
BEGIN
END RemoveDisplay;

BEGIN
END Prompts.