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Thread: RTFBox Scrollbars

  1. #1

    Thread Starter
    New Member
    Join Date
    Jul 2000
    Posts
    11
    Hi,

    Anyone know how to make your own scrollbars for a rich text box, not using the one's which are already built in? And also making it so it works even with wordwrap?

    Is it even possible? I will be grateful for any responce.

    Thanks a lot

  2. #2
    Frenzied Member Jop's Avatar
    Join Date
    Mar 2000
    Location
    Amsterdam, the Netherlands
    Posts
    1,986
    You can make them Flat (looks cool )

    Play around with this code (I haven't yet)

    Code:
    Const WS_VSCROLL = &H200000
    Const WS_HSCROLL = &H100000
    Const GWL_STYLE = (-16)
    
    Const WSB_PROP_CYVSCROLL = &H1
    Const WSB_PROP_CXHSCROLL = &H2
    Const WSB_PROP_CYHSCROLL = &H4
    Const WSB_PROP_CXVSCROLL = &H8
    Const WSB_PROP_CXHTHUMB = &H10
    Const WSB_PROP_CYVTHUMB = &H20
    Const WSB_PROP_VBKGCOLOR = &H40
    Const WSB_PROP_HBKGCOLOR = &H80
    Const WSB_PROP_VSTYLE = &H100
    Const WSB_PROP_HSTYLE = &H200
    Const WSB_PROP_WINSTYLE = &H400
    Const WSB_PROP_PALETTE = &H800
    Const WSB_PROP_MASK = &HFFF
    Const FSB_FLAT_MODE = 2
    Const FSB_ENCARTA_MODE = 1
    Const FSB_REGULAR_MODE = 0
    
    Const SB_HORZ = 0
    Const SB_VERT = 1
    Const SB_BOTH = 3
    
    Const ESB_ENABLE_BOTH = &H0
    Const ESB_DISABLE_BOTH = &H3
    Const ESB_DISABLE_LEFT = &H1
    Const ESB_DISABLE_RIGHT = &H2
    Const ESB_DISABLE_UP = &H1
    Const ESB_DISABLE_DOWN = &H2
    Const ESB_DISABLE_LTUP = ESB_DISABLE_LEFT
    Const ESB_DISABLE_RTDN = ESB_DISABLE_RIGHT
    
    Const SIF_RANGE = &H1
    Const SIF_PAGE = &H2
    Const SIF_POS = &H4
    Const SIF_ALL = (SIF_RANGE Or SIF_PAGE Or SIF_POS)
    
    Private Type SCROLLINFO
        cbSize As Long
        fMask As Long
        nMin As Long
        nMax As Long
        nPage As Long
        nPos As Long
        nTrackPos As Long
    End Type
    Private Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" (ByVal hWnd As Long, ByVal nIndex As Long) As Long
    Private Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" (ByVal hWnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
    Private Declare Function InitializeFlatSB Lib "comctl32" (ByVal hWnd As Long) As Long
    Private Declare Function UninitializeFlatSB Lib "comctl32" (ByVal hWnd As Long) As Long
    Private Declare Function FlatSB_SetScrollProp Lib "comctl32" (ByVal hWnd As Long, ByVal index As Long, ByVal newValue As Long, ByVal fRedraw As Boolean) As Boolean
    Private Declare Function FlatSB_EnableScrollBar Lib "comctl32" (ByVal hWnd As Long, ByVal wSBflags As Long, ByVal wArrows As Long) As Long
    Private Declare Function FlatSB_GetScrollInfo Lib "comctl32" (ByVal hWnd As Long, ByVal fnBar As Long, lpsi As SCROLLINFO) As Boolean
    Private Declare Function FlatSB_GetScrollProp Lib "comctl32" (ByVal hWnd As Long, ByVal index As Long, pValue As Long) As Boolean
    Private Declare Function FlatSB_GetScrollRange Lib "comctl32" (ByVal hWnd As Long, ByVal code As Long, lpMinPos As Long, lpMaxPos As Long) As Boolean
    Private Declare Function FlatSB_SetScrollInfo Lib "comctl32" (ByVal hWnd As Long, ByVal fnBar As Long, lpsi As SCROLLINFO, ByVal fRedraw As Boolean) As Long
    Private Declare Function FlatSB_SetScrollPos Lib "comctl32" (ByVal hWnd As Long, ByVal code As Long, ByVal nPos As Long, ByVal fRedraw As Boolean) As Long
    Private Declare Function FlatSB_SetScrollRange Lib "comctl32" (ByVal hWnd As Long, ByVal code As Long, ByVal nMinPos As Long, ByVal nMaxPos As Long, ByVal fRedraw As Boolean) As Long
    Private Declare Function FlatSB_ShowScrollBar Lib "comctl32" (ByVal hWnd As Long, ByVal code As Long, ByVal fShow As Boolean) As Boolean
    Private Declare Function FlatSB_GetScrollPos Lib "comctl32" (ByVal hWnd As Long, ByVal code As Long) As Long
    Private Sub Form_Activate()
        Dim SI As SCROLLINFO
        'Initialize
        InitializeFlatSB RichTextBox1.hWnd
        'Set the vertical scrollbar to Encarta-mode
        FlatSB_SetScrollProp RichTextBox1.hWnd, WSB_PROP_VSTYLE, FSB_ENCARTA_MODE, False
        'Disable the Up-button from the vertical scrollbar
        FlatSB_EnableScrollBar RichTextBox1.hWnd, SB_VERT, ESB_DISABLE_UP
        'Set the vertical scroll range
        FlatSB_SetScrollRange RichTextBox1.hWnd, SB_VERT, 20, 80, False
        'Set the scroll position to 50
        FlatSB_SetScrollPos RichTextBox1.hWnd, SB_VERT, 60, False
        'Hide the horizontal scrollbar
        FlatSB_ShowScrollBar RichTextBox1.hWnd, SB_HORZ, False
        'Get the scrollbar information
        SI.cbSize = Len(SI)
        SI.fMask = SIF_ALL
        FlatSB_GetScrollInfo RichTextBox1.hWnd, SB_VERT, SI
        SI.nPos = SI.nPos - 10
        'Set the new scrollbar information
        FlatSB_SetScrollInfo RichTextBox1.hWnd, SB_VERT, SI, True
        'Show some scrollbar information on the form
        Dim RetMin As Long, RetMax As Long
        FlatSB_GetScrollRange RichTextBox1.hWnd, SB_VERT, RetMin, RetMax
        End Sub
    Private Sub Form_Load()
        'KPD-Team 2000
        'URL: http://www.allapi.net/
        'E-Mail: [email protected]
        Dim Ret As Long
        'Create the scrollbars on the form
        Ret = GetWindowLong(RichTextBox1.hWnd, GWL_STYLE)
        Ret = Ret Or WS_VSCROLL Or WS_HSCROLL
        SetWindowLong RichTextBox1.hWnd, GWL_STYLE, Ret
    End Sub
    Private Sub Form_Unload(Cancel As Integer)
        'Remove the Flat style
        UninitializeFlatSB RichTextBox1.hWnd
    End Sub
    I didn't wrote it myself, I got it from the API-Guide (http://www.allapi.net)
    Jop - validweb.nl

    Alcohol doesn't solve any problems, but then again, neither does milk.

  3. #3
    Supreme User Madboy's Avatar
    Join Date
    Oct 2003
    Location
    England
    Posts
    3,253
    Its good, but the up arrow scroller doesnt work

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