6b52420025
* tests/ac_test2.prg
* Updated.
* source/rtl/achoice.prg
! Fixed to not call user func in AC_NOITEM mode.
! Added more visual corrections for better CA-Cl*pper compatibility.
; Thanks to Vladislav Lavrecky for the above.
128 lines
2.5 KiB
Plaintext
128 lines
2.5 KiB
Plaintext
/*
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* $Id$
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*/
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/*
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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://www.harbour-project.org
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*
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*/
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/*
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* Menu Navigation - Right and Left arrows keys, ESC to exit
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* After some Right or Left arrows preses
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* in Harbour app all menu items are highlighted
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* an no way to understand which element is current,
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* with clipper app all is ok.
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*/
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#include "inkey.ch"
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#include "achoice.ch"
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function 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 := {" --Visky--", "", "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 test
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local aMenu4 := {"","not handled"}
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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 True for items (de)highlighting
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//algoritm in clipper
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public 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 " --Visky-- --Vodka-- --Grapa--"
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@ 3,14 SAY "--Water--"
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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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//User function cUF2() fill screen with exclamation marks
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//in clipper it doe's not called in AC_NOITEM mode
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achoice(2, 37, 3, 47, aMenu4, .T., "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 == 4, 1, nCounter+1)
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elseif nKeyPressed == K_LEFT
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nCounter := iif(nCounter == 1, 4, nCounter-1)
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endif
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enddo
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return NIL
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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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if lHiLiTest
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dispbox( 0, 0, maxrow(), maxcol(), repl("#",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_RETURN
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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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dispbox( 0, 0, maxrow(), maxcol(), repl("!",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_RETURN
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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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