private void QueryFile() { if (m_iLogonID < 0) { return; } if (dtStartTimeFile.Value > dtEndTimeFile.Value) { MessageBox.Show("Start time > End time"); } //NVS_FILE_QUERY NVS_FILE_QUERY Query = new NVS_FILE_QUERY(); int iType = cbVideoType.SelectedIndex; if (iType == 0) { Query.m_iType = 0xFF; } else if (iType <= 3) { Query.m_iType = iType; } else { Query.m_iType = 1431; } Query.m_iChannel = cbPassNOFile.SelectedIndex - 1; //if (Query.m_iChannel == -1) //{ Query.m_iChannel = 0xFF; // } Query.m_struStartTime.m_iYear = Convert.ToUInt16(dtStartTimeFile.Value.Year); Query.m_struStartTime.m_iMonth = Convert.ToUInt16(dtStartTimeFile.Value.Month); Query.m_struStartTime.m_iDay = Convert.ToUInt16(dtStartTimeFile.Value.Day); Query.m_struStartTime.m_iHour = Convert.ToUInt16(dtStartTimeFile.Value.Hour); Query.m_struStartTime.m_iMinute = Convert.ToUInt16(dtStartTimeFile.Value.Minute); Query.m_struStartTime.m_iSecond = Convert.ToUInt16(dtStartTimeFile.Value.Second); Query.m_struStoptime.m_iYear = Convert.ToUInt16(dtEndTimeFile.Value.Year); Query.m_struStoptime.m_iMonth = Convert.ToUInt16(dtEndTimeFile.Value.Month); Query.m_struStoptime.m_iDay = Convert.ToUInt16(dtEndTimeFile.Value.Day); Query.m_struStoptime.m_iHour = Convert.ToUInt16(dtEndTimeFile.Value.Hour); Query.m_struStoptime.m_iMinute = Convert.ToUInt16(dtEndTimeFile.Value.Minute); Query.m_struStoptime.m_iSecond = Convert.ToUInt16(dtEndTimeFile.Value.Second); Query.m_iPageSize = NVSSDK.MAX_PAGESIZE; Query.m_iPageNo = m_iCurrentPage; Query.m_iFiletype = cbFileType.SelectedIndex; int ret; //Int32 i = 0; //Int32 j = 0; try { ret = NVSSDK.NetClient_NetFileQuery(m_iLogonID, ref Query); } catch (System.Exception ex) { MessageBox.Show("NetClient_NetFileQuery failed" + ex.Message); return; } if (ret < 0) { MessageBox.Show("NetClient_NetFileQuery failed"); return; } }