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U盘监测
#region U盘监测 public const int WM_DEVICECHANGE = 0x219; public const int DBT_DEVICEARRIVAL = 0x8000; public const int DBT_DEVICEREMOVECOMPLETE = 0x8004; string drivestr; //驱动器名称 protected override void WndProc(ref Message m) { if (m.Msg == WM_DEVICECHANGE) { switch (m.WParam.ToInt32()) { case WM_DEVICECHANGE: break; case DBT_DEVICEARRIVAL: //U盘插入 { DriveInfo[] s = DriveInfo.GetDrives(); foreach (DriveInfo drive in s) { if (drive.DriveType == DriveType.Removable) { drivestr = drive.Name; NetConnect(); } } break; } case DBT_DEVICEREMOVECOMPLETE: //U盘拔出 { NetConnect(); break; } } } base.WndProc(ref m); } #endregion
#region 获取图片或者视频列表 public string getVideoFileList() { string fileList = ""; DriveInfo[] drives = DriveInfo.GetDrives(); foreach (DriveInfo drive in drives) { //if (drive.DriveType == DriveType.Removable) //{ string drivestr = drive.Name; if (Directory.Exists(drivestr)) { foreach (string d in Directory.GetFileSystemEntries(drivestr)) { if (d.Equals(drivestr + "weixinmp4")) { foreach (string m_file in Directory.GetFileSystemEntries(d)) { if (m_file.EndsWith(".mp4") || m_file.EndsWith(".flv")) { fileList += "file:///" + m_file + "|"; } } } else { } } if (fileList.Length > 0) { fileList = fileList.Substring(0, fileList.Length - 1); } } //} } return fileList; } #endregion
U盘监测
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