public static void SetToZero(void *dst, ulong length)
{
SafeNativeMethods.memset(dst, 0, new UIntPtr(length));
}
// TODO: get rid of this somehow! (this will happen when Layers window is rewritten, post-3.0)
public static bool HideHorizontalScrollBar(Control c)
{
return(SafeNativeMethods.ShowScrollBar(c.Handle, NativeConstants.SB_HORZ, false));
}
/// <summary>
/// Copies bytes from one area of memory to another. Since this function only
/// takes pointers, it can not do any bounds checking.
/// </summary>
/// <param name="dst">The starting address of where to copy bytes to.</param>
/// <param name="src">The starting address of where to copy bytes from.</param>
/// <param name="length">The number of bytes to copy</param>
public static void Copy(void *dst, void *src, ulong length)
{
SafeNativeMethods.memcpy(dst, src, new UIntPtr(length));
}
/// <summary>
/// Sets the control's redraw state.
/// </summary>
/// <param name="control">The control whose state should be modified.</param>
/// <param name="enabled">The new state for redrawing ability.</param>
/// <remarks>
/// Note to implementors: This method is used by SuspendControlPainting() and ResumeControlPainting().
/// This may be implemented as a no-op.
/// </remarks>
private static void SetControlRedrawImpl(Control control, bool enabled)
{
SafeNativeMethods.SendMessageW(control.Handle, NativeConstants.WM_SETREDRAW, enabled ? new IntPtr(1) : IntPtr.Zero, IntPtr.Zero);
GC.KeepAlive(control);
}
