System.Windows.Forms.FileDialog.FileNamesTokenizer.GetNextFile C# (CSharp) Method

			public void GetNextFile ()
			{
				if (_tokenType == TokenType.EOF)
					throw new Exception ("");

				int ch;

				SkipWhitespaceAndQuotes ();

				if (PeekChar () == -1) {
					_tokenType = TokenType.EOF;
					return;
				}

				_tokenType = TokenType.FileName;
				StringBuilder sb = new StringBuilder ();

				while ((ch = PeekChar ()) != -1) {
					if ((char) ch == '"') {
						ReadChar ();
						if (AllowMultiple)
							break;
						int pos = _position;

						SkipWhitespaceAndQuotes ();
						if (PeekChar () == -1) {
							break;
						}
						_position = ++pos;
						sb.Append ((char) ch);
					} else {
						sb.Append ((char) ReadChar ());
					}
				}

				_tokenText = sb.ToString ();
			}