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134 lines
3.2 KiB
Plaintext
134 lines
3.2 KiB
Plaintext
/*
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* Harbour Project source code:
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* AChoice() test
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*
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* Copyright 2009 Vladislav Lavrecky <lavr / at / ldz.lv>
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* www - http://harbour-project.org
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*
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*/
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/*
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* Menu Navigation - <Right> and <Left> arrow keys, <Esc> to exit
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* After some <Right> or <Left> arrow preses
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*/
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#include "inkey.ch"
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#include "achoice.ch"
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MEMVAR p_lHiLiTest
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#ifndef __HARBOUR__
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#include "clipper.ch"
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#endif
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PROCEDURE Main()
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// NIL, empty, numeric, and "not handled" - items
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// must be inaccesible and invisible
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LOCAL aMenu1 := { " --Wisky--", "", "not handled" }
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LOCAL aMenu2 := { " --Vodka--", " --Water--", NIL, "not handled" }
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LOCAL aMenu3 := { " --Grapa--", 33, "not handled" }
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// for AC_NOITEM mode tests
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LOCAL aMenu4 := { "", "not handled" }
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LOCAL aMenu5 := { " --Absnt--", "disabled1", "disabled2" }
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LOCAL aEnab5 := { .F., .F., .F. }
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LOCAL lExit := .F.
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LOCAL nCounter := 1
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LOCAL nKeyPressed
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// set to .T. for items (de)highlighting
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// algoritm in Clipper
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PUBLIC p_lHiLiTest := .F.
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SetColor( "W+/N, BG+/B, , , W/N" )
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CLS
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@ 2, 1 SAY aMenu1[ 1 ]
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@ 2, 13 SAY aMenu2[ 1 ]
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@ 2, 25 SAY aMenu3[ 1 ]
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@ 2, 37 SAY aMenu4[ 1 ]
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@ 2, 49 SAY aMenu5[ 1 ]
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@ 3, 13 SAY aMenu2[ 2 ]
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DO WHILE ! lExit
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DO CASE
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CASE nCounter == 1
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AChoice( 2, 1, 3, 11, aMenu1 )
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CASE nCounter == 2
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AChoice( 2, 13, 3, 23, aMenu2, .T., "cUF" )
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CASE nCounter == 3
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AChoice( 2, 25, 3, 35, aMenu3, .T. )
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CASE nCounter == 4
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// TOFIX: User function cUF2() fill screen with exclamation marks
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// in Clipper it does not get called in AC_NOITEM mode
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AChoice( 2, 37, 3, 47, aMenu4, .T., "cUF2" )
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CASE nCounter == 5
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AChoice( 2, 49, 4, 59, aMenu5, aEnab5, "cUF2" )
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ENDCASE
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nKeyPressed := LastKey()
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IF nKeyPressed == K_ESC
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lExit := .T.
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ELSEIF nKeyPressed == K_RIGHT
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nCounter := iif( nCounter == 5, 1, nCounter + 1 )
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ELSEIF nKeyPressed == K_LEFT
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nCounter := iif( nCounter == 1, 5, nCounter - 1 )
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ENDIF
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ENDDO
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RETURN
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// Test for current and previous items
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// highliting-dehighliting algoritm
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FUNCTION cUF( nMode, nCurElement, nRowPos )
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LOCAL nRetVal := AC_CONT
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LOCAL nKey := LastKey()
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HB_SYMBOL_UNUSED( nCurElement )
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HB_SYMBOL_UNUSED( nRowPos )
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IF p_lHiLiTest
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DispBox( 0, 0, MaxRow(), MaxCol(), Replicate( "#", 9 ), "GR+/G" )
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ENDIF
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IF nMode == AC_NOITEM
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nRetVal := AC_ABORT
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ELSEIF nMode == AC_EXCEPT
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DO CASE
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CASE nKey == K_ENTER
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nRetVal := AC_SELECT
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OTHERWISE
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nRetVal := AC_ABORT
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ENDCASE
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ENDIF
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RETURN nRetVal
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// test for AC_NOITEM mode
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// Clipper in AC_NOITEM mode do not call User Function
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FUNCTION cUF2( nMode, nCurElement, nRowPos )
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LOCAL nRetVal := AC_CONT
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LOCAL nKey := LastKey()
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HB_SYMBOL_UNUSED( nCurElement )
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HB_SYMBOL_UNUSED( nRowPos )
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DispBox( 0, 0, MaxRow(), MaxCol(), Replicate( "!", 9 ), "GR+/G" )
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IF nMode == AC_NOITEM
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nRetVal := AC_ABORT
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ELSEIF nMode == AC_EXCEPT
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DO CASE
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CASE nKey == K_ENTER
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nRetVal := AC_SELECT
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OTHERWISE
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nRetVal := AC_ABORT
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ENDCASE
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ENDIF
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RETURN nRetVal
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