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 |