SIL.FieldWorks.UnicodeCharEditor.PUAInstaller.CheckForIcuLocked C# (CSharp) Méthode

		internal static bool CheckForIcuLocked(string inputLocale, bool runSilent, CallingID caller)
		{
			bool fOk;
			string locale = null;
			if (inputLocale != null)
			{
				int icuName = inputLocale.LastIndexOf(Path.DirectorySeparatorChar);
				string icuPortion = inputLocale.Substring(icuName + 1);
				int iLocale = icuPortion.LastIndexOf(".");
				if (iLocale < 0)
					iLocale = icuPortion.Length;
				locale = icuPortion.Substring(0, iLocale);
			}
			do
			{
				fOk = true;
				var lockedFile = Icu.CheckIcuLocked(locale);
				if (lockedFile != null)
				{
					LogFile.AddLine(String.Format(" File Access Error: {0}. Asking user to Retry or Cancel. Caller={1}", lockedFile, caller));
					if (runSilent)
					{
						LogFile.AddLine(" Silently cancelled operation.");
						Console.WriteLine(@"Silently cancelled operation.");
						return false;
					}
					string message;	// for now
					var nl = Environment.NewLine;
					switch (caller)
					{
						case CallingID.CID_RESTORE:
							message = String.Format(Properties.Resources.ksCloseFieldWorksForRestore,
								lockedFile);
							break;
						case CallingID.CID_NEW:
							message = String.Format(Properties.Resources.ksCloseFieldWorksToInstall,
								lockedFile);
							break;
						default:
							message = String.Format(Properties.Resources.ksCannotCompleteChanges,
								lockedFile);
							break;
					}
					message = message + nl + nl + "Close Clipboard Converter" + nl + nl + "Close This FW App";

					var caption = Properties.Resources.ksMsgHeader;
					const MessageBoxButtons buttons = MessageBoxButtons.RetryCancel;
					const MessageBoxIcon icon = MessageBoxIcon.Exclamation;
					const MessageBoxDefaultButton defButton = MessageBoxDefaultButton.Button1;
					var result = MessageBox.Show(message, caption, buttons, icon, defButton);
					if (result == DialogResult.Cancel)
					{
						LogFile.AddLine(" User cancelled operation.");
						Console.WriteLine(@"User cancelled operation.");
						return false;
					}
					fOk = false;
				}
			} while (fOk == false);
			return true;
		}