102 lines
2.6 KiB
Plaintext
102 lines
2.6 KiB
Plaintext
/*
|
|
* $Id$
|
|
*/
|
|
|
|
/*
|
|
* Harbour Project source code:
|
|
* __WAIT() undocumented function
|
|
*
|
|
* Copyright 1999 Jose Lalin <dezac@corevia.com>
|
|
* www - http://www.harbour-project.org
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version, with one exception:
|
|
*
|
|
* The exception is that if you link the Harbour Runtime Library (HRL)
|
|
* and/or the Harbour Virtual Machine (HVM) with other files to produce
|
|
* an executable, this does not by itself cause the resulting executable
|
|
* to be covered by the GNU General Public License. Your use of that
|
|
* executable is in no way restricted on account of linking the HRL
|
|
* and/or HVM code into it.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA (or visit
|
|
* their web site at http://www.gnu.org/).
|
|
*
|
|
*/
|
|
|
|
/* $DOC$
|
|
* $FUNCNAME$
|
|
* __WAIT()
|
|
* $CATEGORY$
|
|
* Events
|
|
* $ONELINER$
|
|
* Stops the application until a key is pressed.
|
|
* $SYNTAX$
|
|
* __WAIT( <cMessage> ) --> <cKey>
|
|
* $ARGUMENTS$
|
|
* <cMessage> is a string.
|
|
* $RETURNS$
|
|
* Pressed key.
|
|
* $DESCRIPTION$
|
|
* This function stops the application until a key is pressed. The key
|
|
* must be in the range 32..255. Control keys are not processed.
|
|
* $EXAMPLES$
|
|
* // Wait for a key stroke
|
|
* __Wait( "Press a key to continue" )
|
|
* $TESTS$
|
|
* do while cKey != "Q"
|
|
* cKey := __Wait( "Press 'Q' to continue" )
|
|
* end do
|
|
* $STATUS$
|
|
* R
|
|
* $COMPLIANCE$
|
|
* __WAIT() is fully CA-Clipper compliant.
|
|
* $SEEALSO$
|
|
* __ACCEPT(),__INPUT()
|
|
* $END$
|
|
*/
|
|
|
|
#include "inkey.ch"
|
|
|
|
FUNCTION __Wait( cString )
|
|
LOCAL nKey
|
|
LOCAL bBlock
|
|
|
|
IF cString == NIL
|
|
/* TODO: Here we can use LangApi to localize default message
|
|
*/
|
|
? "Press any key to continue..."
|
|
ELSE
|
|
? cString
|
|
ENDIF
|
|
|
|
DO WHILE .T.
|
|
|
|
nKey := Inkey( 0 )
|
|
|
|
IF ( bBlock := SetKey( nKey ) ) != NIL
|
|
Eval( bBlock, ProcName( 1 ), ProcLine( 1 ), "" )
|
|
LOOP
|
|
ENDIF
|
|
|
|
IF nKey >= 32 .and. nKey <= 255
|
|
?? Chr( nKey )
|
|
ELSE
|
|
nKey := 0
|
|
ENDIF
|
|
|
|
EXIT
|
|
|
|
ENDDO
|
|
|
|
RETURN Chr( nKey )
|