public static TaskbarPosition GetPosition()
{
IntPtr taskbarHandle = User32.FindWindow(Taskbar.ClassName, null);
var data = new APPBARDATA();
data.cbSize = (uint)Marshal.SizeOf(typeof(APPBARDATA));
data.hWnd = taskbarHandle;
IntPtr result = Shell32.SHAppBarMessage(ABM.GetTaskbarPos, ref data);
if (result == IntPtr.Zero)
throw new InvalidOperationException();
return (TaskbarPosition)data.uEdge;
}
private static extern UInt32 SHAppBarMessage(UInt32 dwMessage, ref APPBARDATA data);
public void GetPosition(string strClassName, string strWindowName)
{
m_data = new APPBARDATA();
m_data.cbSize = (UInt32) Marshal.SizeOf(m_data.GetType());
IntPtr hWnd = FindWindow(strClassName, strWindowName);
if (hWnd != IntPtr.Zero)
{
UInt32 uResult = SHAppBarMessage(ABM_GETTASKBARPOS, ref m_data);
if (uResult != 1)
{
throw new Exception("Failed to communicate with the given AppBar");
}
}
else
{
throw new Exception("Failed to find an AppBar that matched the given criteria");
}
}
public void GetSystemTaskBarPosition()
{
m_data = new APPBARDATA();
m_data.cbSize = APPBARDATA.SizeOf;
IntPtr hWnd = FindWindow("Shell_TrayWnd", null);
if (hWnd != IntPtr.Zero)
{
UInt32 uResult = SHAppBarMessage(ABM_GETTASKBARPOS, ref m_data);
if (uResult != 1)
{
throw new Exception("Failed to communicate with the given AppBar");
}
}
else
{
throw new Exception("Failed to find an AppBar that matched the given criteria");
}
}
