private void ComboBoxDataTimeStop_DropDown(object sender, EventArgs eventArgs)
        {
            this.axDatePickerDataTimeStop.Left = this.ComboBoxDataTimeStop.Left;
            this.axDatePickerDataTimeStop.Top  = this.ComboBoxDataTimeStop.Top + ComboBoxSelectDateTime.Height + 1;

            this.axDatePickerDataTimeStop.EnsureVisible(DateTime.Now - TimeSpan.FromDays(90.0));

            if (this.axDatePickerDataTimeStop.ShowModal(2, 2) == true)
            {
                int nCount = this.axDatePickerDataTimeStop.Selection.BlocksCount;
                if (nCount > 0)
                {
                    if (this.axDatePickerDataTimeStop.Selection[nCount - 1].DateEnd > DateTime.Now)
                    {
                        m_DateStop = DateTime.Now;
                    }
                    else
                    {
                        m_DateStop = this.axDatePickerDataTimeStop.Selection[nCount - 1].DateEnd;
                    }

                    this.ComboBoxDataTimeStop.Text = m_DateStop.ToLongDateString();
                }
            }

            KLineU50ConfigB.PostMessage(this.ComboBoxDataTimeStop.Handle.ToInt32(), CB_SHOWDROPDOWN, 0, 0);
        }
        private void ComboBoxSelectDateTime_DropDown(object sender, EventArgs eventArgs)
        {
            this.axDatePickerSelectDataTime.Left = this.ComboBoxSelectDateTime.Left;
            this.axDatePickerSelectDataTime.Top  = this.ComboBoxSelectDateTime.Top + ComboBoxSelectDateTime.Height + 1;

            this.axDatePickerSelectDataTime.EnsureVisible(DateTime.Now - TimeSpan.FromDays(90.0));

            if (this.axDatePickerSelectDataTime.ShowModal(2, 2) == true)
            {
                int nCount = this.axDatePickerSelectDataTime.Selection.BlocksCount;
                if (nCount > 0)
                {
                    if (this.axDatePickerSelectDataTime.Selection[nCount - 1].DateEnd > DateTime.Now)
                    {
                        m_DateEnd = DateTime.Now;
                    }
                    else
                    {
                        m_DateEnd = this.axDatePickerSelectDataTime.Selection[nCount - 1].DateEnd;
                    }

                    if (this.axDatePickerSelectDataTime.Selection[0].DateBegin > (m_DateEnd - TimeSpan.FromDays(3.0)))
                    {
                        m_DateBegin = m_DateEnd - TimeSpan.FromDays(2.0);
                    }
                    else
                    {
                        m_DateBegin = this.axDatePickerSelectDataTime.Selection[0].DateBegin;
                    }

                    m_DateSelection = m_DateEnd;

                    this.ComboBoxSelectDateTime.Text = m_DateSelection.ToLongDateString();

                    this.NumericUpDownKLine.Value = (m_DateEnd - m_DateBegin).Days + 1;
                }
            }

            KLineU50ConfigB.PostMessage(this.ComboBoxSelectDateTime.Handle.ToInt32(), CB_SHOWDROPDOWN, 0, 0);
        }