Beispiel #1
0
        private void LoadFSCToolStripMenuItem_Click_1(
            object sender,
            EventArgs e)
        {
            DialogResult result = DialogResult.No;

            if (this.dataGridView.Rows.Count > 0)
            {
                result = MessageBox.Show(
                    "Clear Grid?",
                    "Question",
                    MessageBoxButtons.YesNo);
            }
            else
            {
                result = DialogResult.Yes;
            }

            this.openFileDialog.Filter = C45Constants.FILTER_C45DATA;

            if (result == DialogResult.Yes)
            {
                this.openFileDialog.FileName = "";
                this.openFileDialog.ShowDialog();

                if (this.openFileDialog.FileName != String.Empty)
                {
                    this.featureSetCollection = C45FeatureSetCollection.LoadFSCFromFile(this.openFileDialog.FileName);
                    this.SetEventHandler();
                    this.RestoreDataGridView();
                }
            }
        }
        internal C45FeatureSetCollection GetFSCFromFile(String filename)
        {
            C45FeatureSetCollection featureSetCollection = new C45FeatureSetCollection();
            C45Schema  schema    = C45Schema.CreateFromFile(filename.Replace(".data".ToString(), ".names".ToString()));
            int        character = 0;
            String     line      = String.Empty;
            FileStream file      = new FileStream(
                filename,
                FileMode.Open);

            while (character >= 0)
            {
                line      = String.Empty;
                character = file.ReadByte();

                while (character != 0x0A &&
                       character > 0)
                {
                    line     += Convert.ToChar(character);
                    character = file.ReadByte();
                }
                featureSetCollection.Add(C45FeatureSet.GetFSFromLine(line, schema));
            }

            return(featureSetCollection);
        }
        public static C45FeatureSetCollection LoadFSCFromFile(String filename)
        {
            C45Controller controller = new C45Controller();

            if (instance == null)
            {
                instance = controller.GetFSCFromFile(filename);
            }

            return(instance);
        }