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Code: Select all

FUNCTION SHOW_FILE( nPOSITION )
Local oDlg5, oBrush3

IF SD_POS < 8   // Colors
	DEFINE BRUSH oBrush3  COLOR SD_COLOR1
ENDIF
IF SD_POS = 8  // Brushes 
	DEFINE BRUSH oBrush3  STYLE BORLAND
ENDIF
IF SD_POS = 9
	DEFINE BRUSH oBrush3  STYLE TILED 
ENDIF
IF SD_POS = 10
	DEFINE BRUSH oBrush3  STYLE BRICKS
ENDIF
IF SD_POS = 11 // Brush
	DEFINE BRUSH oBrush3  FILE  cSHOWLOGO 
ENDIF
IF SD_POS = 12 // Picture
	IF !FILE( "&cSHOWLOGO" )
		MsgAlert("Your selected Logo : " + cSHOWLOGO + CRLF + ;
		               "is not found in the directory : " + c_path + CRLF + ;
			       "When you select the Button INI-FILE-Setting" + CRLF + ;
			       "you can choose a different BACKGROUND", "ATTENTION" )
	ENDIF
        DEFINE IMAGE oImage FILENAME cSHOWLOGO
ENDIF
// SD_POS = 13 //  Gradient Horizontal
// SD_POS = 14 //  Gradient Vertical



DEFINE DIALOG oDlg5  RESOURCE "TEST4"  TITLE "Dialog-Preview" PIXEL BRUSH oBrush3  TRANSPARENT

ACTIVATE DIALOG oDlg5 CENTERED ;
ON INIT DBACK_GRD(oDlg5,SD_COLOR1,SD_COLOR2, SD_POS)  // Gradient-Test

RETURN( NIL )

// ---------------------------------------

FUNCTION DBACK_GRD(oDlg5, vCOLOR,bCOLOR,nPOS)

IF nPOS = 13 .or. nPOS = 14
	aRect := GETCLIENTRECT( oDlg5:hWnd )
	hdc := GetDC( oDlg5 )
	nGRADIENT := 0

	IF nPOS = 13  // Horizontal
		nGRADIENT := Gradient( hDC, { aRect[1], aRect[2], aRect[3], aRect[4] }, ;
		                          vCOLOR, bCOLOR, .F. )  // .T.  Horizontal
	ENDIF
	IF nPOS = 14 // Vertical
		nGRADIENT := Gradient( hDC,  { aRect[1], aRect[2], aRect[3], aRect[4] }, ;
		                          vCOLOR, bCOLOR, .T. )  // .F.  Vertical
	ENDIF

	oBrush3 := TBrush():New( , nGRADIENT )  
	ReleaseDC( oDlg5:hWnd, hDC )
ENDIF

Code: Select all

FUNCTION SHOW_FILE( nPOSITION )
Local oDlg5

// SD_COLOR1      1. Color
// SD_COLOR2      2. Color
// SD_POS              Horizontal or Vertical
// SD_GRADIENT   Yes or No

DEFINE DIALOG oDlg5  RESOURCE "TEST4"  TITLE "Dialog-Preview" PIXEL TRANSPARENT
....
....
....
....

ACTIVATE DIALOG oDlg5 CENTERED ;
ON PAINT  IIF( SD_GRADIENT = .T., ;
                    DBACK_GRD(oDlg5, hDC, SD_COLOR1,SD_COLOR2, SD_POS), NIL ) 

RETURN( NIL )

// ---------------------------------------

FUNCTION DBACK_GRD(oDlg5, hDC, vColor, bColor, nPos)
LOCAL oBrush

aRect := GETCLIENTRECT( oDlg5:hWnd )
IF nPos = 13
	nGRADIENT := Gradient( hDC, { aRect[1], aRect[2], aRect[3], aRect[4] }, ;
	vColor, bColor, .F. )  // .T.  Horizontal
ENDIF
IF nPos = 14
	nGRADIENT := Gradient( hDC, { aRect[1], aRect[2], aRect[3], aRect[4] }, ;
	vColor, bColor, .T. )   // .F.  Vertical
ENDIF

// That was the problem !!!
// ----------------------------
DEFINE BRUSH oBrush COLOR nGRADIENT   // !!!!!!!!!!
FillRect( hDC, aRect, oBrush:hBrush )  // !!!!!!!!!!       

ReleaseDC( oDlg5:hWnd, hDC )

RETURN( NIL )