AGS.Editor.AGSEditor.CheckFileSystemWriteAccess C# (CSharp) Method

        private bool CheckFileSystemWriteAccess(string fileName)
        {
            if (!File.Exists(fileName))
            {
                try
                {
                    StreamWriter sw = new StreamWriter(fileName);
                    sw.Close();
                    Utilities.DeleteFileIfExists(fileName);
                }
                catch (Exception ex)
                {
                    Factory.GUIController.ShowMessage("Unable to create the file '" + fileName + "' due to an error: " + ex.Message, MessageBoxIcon.Warning);
                    return false;
                }
                // File does not exist, but we do have permission to create it
                return true;
            }

            if ((File.GetAttributes(fileName) & FileAttributes.ReadOnly) != 0)
            {
                Factory.GUIController.ShowMessage("Unable to edit file '" + fileName + "' because it is read-only.", MessageBoxIcon.Warning);
                return false;
            }

            return true;
        }