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InvalidateRect (coredll)
 

coredll is for smart devices, not desktop Windows. Therefore, this information only applies to code using the .NET Compact Framework. To see if information for InvalidateRect in other DLLs exists, click on Find References to the right.

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Summary
Invalidates the specified rectangle for the specified window handle

C# Signature:

    /// <summary>
    /// Invalidates a rectangle for a given window
    /// </summary>
    /// <param name="handle">Window handle</param>
    /// <param name="rect">Rectangle to invalidate</param>
    /// <param name="erase">True to erase the background, false otherwise</param>
    /// <remarks>See the documentation for the WinCE version of InvalidateRect</remarks>
    [DllImport( "coredll.dll" )]
    public extern static void InvalidateRect( IntPtr handle, Rectangle rect, bool erase );

    /// <summary>
    /// Invalidates a rectangle for a given control
    /// </summary>
    /// <param name="control">The control to invalidate</param>
    /// <param name="rect">Rectangle to invalidate</param>
    /// <param name="erase">True to erase the background, false otherwise</param>
    /// <remarks>See the documentation for the WinCE version of InvalidateRect</remarks>
    public static void InvalidateRect( Control control, Rectangle rect, bool erase )
    {
        InvalidateRect( control.Handle, rect, erase );
    }

    [DllImport( "coredll.dll" )]
    internal extern static void InvalidateRect( IntPtr handle, IntPtr dummy, bool erase );

    /// <summary>
    /// Invalidates a given window in its entirety
    /// </summary>
    /// <param name="handle">Window handle</param>
    /// <param name="erase">Rectangle to invalidate</param>
    /// <remarks>See the documentation for the WinCE version of InvalidateRect</remarks>
    public static void InvalidateRect( IntPtr handle, bool erase )
    {
        InvalidateRect( handle, IntPtr.Zero, erase );
    }

    /// <summary>
    /// Invalidates a given control in its entirety
    /// </summary>
    /// <param name="control">The control to invalidate</param>
    /// <param name="erase">True to erase the background, false otherwise</param>
    /// <remarks>See the documentation for the WinCE version of InvalidateRect</remarks>
    public static void InvalidateRect( Control control, bool erase )
    {
        InvalidateRect( control.Handle, IntPtr.Zero, erase );
    }

VB Signature:

TODO

User-Defined Types:

None.

Alternative Managed API:

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Notes:

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Documentation
InvalidateRect @msdn on MSDN

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