private void btnFilter_Click(object sender, EventArgs e)
{
_filteredMessageSet = _messageSet.Filter(this.dtFrom.Value, this.dtTo.Value);
this.statusBar.Text = _filteredMessageSet.Count + " filtered messages";
if (_filteredMessageSet.Count > 0)
{
this.btnSaveAs.Enabled = true;
}
}
private void loadFile(FileInfo fileInfo)
{
XmlDocument xdoc = new XmlDocument();
xdoc.Load(fileInfo.FullName);
_messageSet = new MessageSet();
_messageSet.LoadArchive(xdoc);
DisplayMessagesInGrid();
this.statusBar.Text = _messageSet.Count + " messages";
this.btnSaveAs.Enabled = false;
_filteredMessageSet = null;
}
public MessageSet Filter(DateTime from, DateTime to)
{
MessageSet filteredMessageSet = new MessageSet();
foreach (DataRow row in DataTable.Rows)
{
DateTime rowDateTime = (DateTime)row["date"];
if (from < rowDateTime && rowDateTime < to)
{
filteredMessageSet.CopyFromRowValues(row);
}
}
return(filteredMessageSet);
}
public frmMain()
{
this.Font = SystemFonts.DialogFont;
InitializeComponent();
_messageSet = new MessageSet();
this.dgMessages.Columns.Add("address", "To");
this.dgMessages.Columns.Add("contact_name", "Who");
this.dgMessages.Columns.Add("date", "Date");
this.dgMessages.Columns.Add("type", "Type");
this.dgMessages.Columns.Add("body", "Body");
this.dtTo.Value = DateTime.Today;
this.dtFrom.Value = DateTime.Today.AddMonths(-6);
}