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68 lines
1.8 KiB
Plaintext
68 lines
1.8 KiB
Plaintext
/* Test TBrowse :rowPos for compiler in Clipper and Harbour */
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#include "inkey.ch"
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STATIC s_nRecNo := 1
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STATIC s_nLastRec := 100
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STATIC s_lFixPos := .F.
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PROCEDURE Main()
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LOCAL nRow := 1
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CLS
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@ 0, 4 SAY "Is current RecNo but not repositioned until FixPos .T. <F2> Change FixPos"
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@ MaxRow(), 1 SAY "Please press <Enter> to select or <Esc> to exit and <F2> to FixPos is"
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WHILE LastKey() != K_ESC
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@ 0, 0 SAY s_nRecNo PICTURE "###"
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@ MaxRow(), 68 SAY iif( s_lFixPos, ".T.", ".F." )
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nRow := TestBrw( nRow )
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ENDDO
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RETURN
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FUNCTION TestBrw( nRowIni )
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LOCAL nKey, oBrw := TBrowseNew( 1, 0, MaxRow() - 1, MaxCol() )
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oBrw:SkipBlock := {| n | n := iif( n < 0, Max( n, 1 - s_nRecNo ), ;
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Min( s_nLastRec - s_nRecNo, n ) ), ;
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s_nRecNo += n, n }
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oBrw:GoTopBlock := {|| s_nRecNo := 1 }
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oBrw:GoBottomBlock := {|| s_nRecNo := s_nLastRec }
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oBrw:AddColumn( TBColumnNew( "RecNo #", {|| s_nRecNo } ) )
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IF s_lFixPos .AND. nRowIni > 1
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Eval( oBrw:skipBlock, 1 - nRowIni )
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ENDIF
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oBrw:rowPos := nRowIni
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WHILE .T.
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oBrw:forceStable()
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nKey := Inkey( 0 )
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IF nKey == K_ESC .OR. nKey == K_ENTER
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EXIT
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ELSEIF nKey == K_F2
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s_lFixPos := ! s_lFixPos
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EXIT
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ELSEIF nKey == K_DOWN
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oBrw:Down()
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ELSEIF nKey == K_UP
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oBrw:Up()
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ELSEIF nKey == K_PGDN
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oBrw:pageDown()
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ELSEIF nKey == K_PGUP
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oBrw:pageUp()
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ELSEIF nKey == K_CTRL_HOME .OR. nKey == K_CTRL_PGUP
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oBrw:goTop()
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ELSEIF nKey == K_CTRL_END .OR. nKey == K_CTRL_PGDN
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oBrw:goBottom()
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ELSEIF nKey == K_HOME
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oBrw:rowPos := 1
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ELSEIF nKey == K_END
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oBrw:rowPos := s_nLastRec
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ENDIF
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ENDDO
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RETURN oBrw:rowPos
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