private void btnReaderRead_Click(object sender, EventArgs e)
{
try
{
_sdataResourceCollectionRequest = new SDataResourceCollectionRequest(Service)
{
ResourceKind = tbCollectionResourceKind.Text,
StartIndex = (int) numStartIndex.Value,
Count = (int) numCount.Value
};
_feed = null;
_reader = _sdataResourceCollectionRequest.ExecuteReader();
tbReaderCount.Text = _reader.Count.ToString();
UpdateReaderGrid();
}
catch (SDataClientException ex)
{
MessageBox.Show(ex.Message);
}
}
private void UpdateCollection()
{
try
{
_sdataResourceCollectionRequest = new SDataResourceCollectionRequest(Service)
{
ResourceKind = tbCollectionResourceKind.Text,
StartIndex = (int) numStartIndex.Value,
Count = (int) numCount.Value
};
_feed = _sdataResourceCollectionRequest.Read();
_reader = null;
var lookup = _feed.Links.ToLookup(link => link.Relation);
btnFirst.Enabled = lookup["first"].Any();
btnPrevious.Enabled = lookup["previous"].Any();
btnNext.Enabled = lookup["next"].Any();
btnLast.Enabled = lookup["last"].Any();
var table = new DataTable();
table.Columns.Add("Author");
table.Columns.Add("Id");
table.Columns.Add("Title");
// iterate through the list of entries in the feed
foreach (var atomentry in _feed.Entries)
{
var dr = table.NewRow();
dr[0] = atomentry.Authors.Select(author => author.Name).FirstOrDefault();
dr[1] = atomentry.Id.Uri.AbsoluteUri;
dr[2] = atomentry.Title.Content;
table.Rows.Add(dr);
}
// show it in the grid
atomEntryGrid.DataSource = table;
atomEntryGrid.Refresh();
atomEntryGrid.AutoResizeColumns();
if (atomEntryGrid.SelectedRows.Count != 0)
{
atomEntryGrid_CellContentClick(null, null);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
/// <summary>
/// Performs initial read from AtomFeedReader
/// </summary>
/// <returns></returns>
public AtomFeedReader ExecuteReader()
{
var reader = new AtomFeedReader(this);
return reader.Read() ? reader : null;
}
