diff --git a/rtl/os2/tests/crtdemo.pas b/rtl/os2/tests/crtdemo.pas deleted file mode 100644 index 6d34ddc9ee..0000000000 --- a/rtl/os2/tests/crtdemo.pas +++ /dev/null @@ -1,136 +0,0 @@ -{************************************************} -{ } -{ CRT Unit Demo } -{ Copyright (c) 1985,90 by Borland International } -{ } -{************************************************} - -program CrtDemo; -{ Example program that uses the Crt unit. Uses the following routines - from the Crt unit: - - ClrScr - DelLine - GoToXY - InsLine - KeyPressed - ReadKey - TextBackground - TextColor - TextMode - WhereX - WhereY - Window - Write - WriteLn; - - Also uses LastMode and WindMax variables from Crt unit. - - 1. Init routine: - - Save original video mode. On an EGA or VGA, use the 8x8 font - (43 lines on an EGA, 50 on VGA). - - Setup LastRow to preserve last line on screen for messages - (preserves last 2 lines in 40-column mode). Setup LastCol. - - Initialize the random number generator. - 2. MakeWindow routine: - - Puts up random-sized, random-colored windows on screen. - 3. Program body: - - Call Init - - Loop until Contrl-C is typed: - - Echo keystrokes (Turbo Pascal windows automatically wrap - and scroll). - - Support special keys: - inserts a line at the cursor - deletes a line at the cursor - , - , - , - position the cursor in the window - generate random text until a key is pressed - creates another random window - exits the program -} - -uses Crt; - -var - OrigMode,LastCol,LastRow: Word; - Ch: Char; - Done: Boolean; - -procedure Initialize; -{ Initialize the video mode, LastCol, LastRow, and the random number } -{ generator. Paint the help line. } -begin - OrigMode:=LastMode; { Remember original video mode } - TextMode(_80cols+_50rows); { use 43 or 50 lines on EGA/VGA } - LastCol:=Lo(WindMax)+1; { get last column, row } - LastRow:=Hi(WindMax)+1; - GoToXY(1,LastRow); { put message line on screen } - TextBackground(Black); - TextColor(White); - Write(' Ins-InsLine '+ - 'Del-DelLine '+ - #27#24#25#26'-Cursor '+ - 'Alt-W-Window '+ - 'Alt-R-Random '+ - 'Esc-Exit'); - LastRow:=lastrow-80 div LastCol; { don't write on message line } - Randomize; { init random number generator } -end; { Init } - -procedure MakeWindow; -{ Make a random window, with random background and foreground colors } -var - X,Y,Width,Height: Word; -begin - Width:=Random(LastCol-2)+2; { random window size } - Height:=Random(LastRow-2)+2; - X:=Random(LastCol-Width)+1; { random position on screen } - Y:=Random(LastRow-Height)+1; - Window(X,Y,X+Width,Y+Height); - TextBackground(Random(8)); - TextColor(Random(7)+9); - ClrScr; -end; { MakeWindow } - -procedure RandomText; -{ Generate random text until a key is pressed. Filter out } -{ control characters. } -begin - repeat - Write(Chr(Random(256-32)+32)); - until KeyPressed; -end; { RandomText } - -begin { program body } - Initialize; - MakeWindow; - Done:=False; - repeat - Ch:=ReadKey; - case Ch of - #0: { Function keys } - begin - Ch:=ReadKey; - case Ch of - #17: MakeWindow; { Alt-W } - #19: RandomText; { Alt-R } - #45: Done:=True; { Alt-X } - #72: GotoXY(WhereX,WhereY-1); { Up } - #75: GotoXY(WhereX-1,WhereY); { Left } - #77: GotoXY(WhereX+1,WhereY); { Right } - #80: GotoXY(WhereX,WhereY+1); { Down } - #82: InsLine; { Ins } - #83: DelLine; { Del } - end; - end; - #3: Done:=True; { Ctrl-C } - #13: WriteLn; { Enter } - #27: Done:=True; { Esc } - else - Write(Ch); - end; - until Done; - TextMode(OrigMode); -end.