Share via


ScrollBarView_t::DrawScrollBar (Windows Embedded CE 6.0)

1/6/2010

This method draws a scroll bar.

Syntax

static void DrawScrollBar(
  HDC hdc,
  HWND hwnd,
  BOOL fVert,
  SCROLL_STATE State,
  UINT32 WindowState,
  UINT32 WindowStyle,
  ScrollBarInfoInternal* psbii
);

Parameters

  • hdc
    [in] Handle to the device context for the window control.
  • hwnd
    [in] Handle to the window control.
  • fVert
    [in] Boolean that specifies whether the scroll bar is vertical or horizontal. TRUE specifies that the scroll bar is vertical. FALSE specifies that the scroll bar is horizontal.
  • State
    [in] SCROLL_STATE value that indicates the state of the scroll bar. The following table shows the possible values.

    Value Description

    SCROLL_DN_PRESS

    Down arrow is pressed.

    SCROLL_NEXT_FREE

    Method that draws the scroll bar is free to draw the next state.

    SCROLL_NO_PRESS

    No arrow is pressed.

    SCROLL_PGDN_PRESS

    Page down arrow is pressed.

    SCROLL_PGUP_PRESS

    Page up arrow is pressed.

    SCROLL_SLIDE_PRESS

    Slider is pressed.

    SCROLL_UNAVAIL

    Scroll bar is unavailable.

    SCROLL_UP_PRESS

    Up arrow is pressed.

  • WindowState
    [in] Unsigned, 32-bit integer that indicates the state of the window. The following table shows the possible values.

    Value Description

    WF_SBH_DISABLED

    Draws a disabled horizontal scroll bar.

    WF_SBV_DISABLED

    Draws a disabled vertical scroll bar.

    WF_WIN_IS_SB_CTL

    The WindowStyle parameter controls whether the scroll bars are disabled.

  • WindowStyle
    [in] Unsigned, 32-bit integer that indicates the style of the window. WS_DISABLED indicates that the window is disabled. Any other value indicates that the window is enabled.
  • psbii
    [in] Pointer to a ScrollBarInfoInternal structure that specifies information about the scroll bar.

Requirements

Header scrollview.hpp
Windows Embedded CE Windows CE .NET 4.0 and later

See Also

Reference

ScrollBarView_t
SCROLL_STATE
ScrollBarInfoInternal