Braincase.GanttChart.ExampleFull.mnuFileOpen_Click C# (CSharp) Метод

        private void mnuFileOpen_Click(object sender, EventArgs e)
        {
            using (var dialog = new OpenFileDialog())
            {
                dialog.InitialDirectory = System.IO.Path.GetDirectoryName(Application.ExecutablePath);
                if (dialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
                {
                    using (var fs = System.IO.File.OpenRead(dialog.FileName))
                    {
                        System.Runtime.Serialization.Formatters.Binary.BinaryFormatter bf = new System.Runtime.Serialization.Formatters.Binary.BinaryFormatter();
                        _mManager = bf.Deserialize(fs) as ProjectManager;
                        if (_mManager == null)
                        {
                            MessageBox.Show("Unable to load ProjectManager. Data structure might have changed from previous verions", "Gantt Chart", MessageBoxButtons.OK, MessageBoxIcon.Error);
                        }
                        else
                        {
                            _mChart.Init(_mManager);
                            _mChart.Invalidate();
                        }
                    }
                }
            }
        }