/// <summary>
/// 修改默认光标(从Cursors选择)
/// <para />
/// 影响效果为系统范围
/// </summary>
/// <returns>成功与否</returns>
public static bool SetCursor_System(Cursor m_Cursor)
{
IntPtr result = m_Cursor.CopyHandle();
if (result == IntPtr.Zero)
return false;
SetSystemCursor(result, OCR_NORMAL);
SetSystemCursor(result, OCR_IBEAM);
return true;
}