/// <summary>
/// Sets the value of AeroEnabled
/// </summary>
private void CheckGlassEnabled()
{
if (Environment.OSVersion.Version.Major >= 6)
{
int enabled = 0;
int response = Dwm.DwmIsCompositionEnabled(ref enabled);
_aeroEnabled = enabled == 1;
}
}
protected override void OnActivated(EventArgs e)
{
base.OnActivated(e);
if (dwmMargins.cyTopHeight < tsNonClientToolStrip.Bottom)
{
dwmMargins.cyTopHeight = tsNonClientToolStrip.Bottom;
}
Dwm.DwmExtendFrameIntoClientArea(this.Handle, ref dwmMargins);
}
protected override void WndProc(ref Message m)
{
int WM_NCCALCSIZE = 0x83;
int WM_NCHITTEST = 0x84;
IntPtr result;
int dwmHandled = Dwm.DwmDefWindowProc(m.HWnd, m.Msg, m.WParam, m.LParam, out result);
if (dwmHandled == 1)
{
m.Result = result;
return;
}
if (m.Msg == WM_NCCALCSIZE && (int)m.WParam == 1)
{
NCCALCSIZE_PARAMS nccsp = (NCCALCSIZE_PARAMS)Marshal.PtrToStructure(m.LParam, typeof(NCCALCSIZE_PARAMS));
// Adjust (shrink) the client rectangle to accommodate the border:
nccsp.rect0.Top += 0;
nccsp.rect0.Bottom += 0;
nccsp.rect0.Left += 0;
nccsp.rect0.Right += 0;
if (!_marginOk)
{
//Set what client area would be for passing to DwmExtendIntoClientArea
dwmMargins.cyTopHeight = nccsp.rect2.Top - nccsp.rect1.Top;
dwmMargins.cxLeftWidth = nccsp.rect2.Left - nccsp.rect1.Left;
dwmMargins.cyBottomHeight = nccsp.rect1.Bottom - nccsp.rect2.Bottom;
dwmMargins.cxRightWidth = nccsp.rect1.Right - nccsp.rect2.Right;
_marginOk = true;
}
Marshal.StructureToPtr(nccsp, m.LParam, false);
m.Result = IntPtr.Zero;
}
else if (m.Msg == WM_NCHITTEST && (int)m.Result == 0)
{
m.Result = HitTestNCA(m.HWnd, m.WParam, m.LParam);
}
else
{
base.WndProc(ref m);
}
}
