private void okButton_Click(object sender, EventArgs e)
{
if (ChannelID == 0)
{
rssDataSet.ChannelRow channel = rssDataSet.Channel.NewChannelRow();
channel.FolderID = int.Parse(folderComboBox.SelectedValue.ToString());
channel.Title = titleTextBox.Text;
channel.URL = urlTextBox.Text;
channel.LastUpdated = DateTime.Now;
rssDataSet.Channel.AddChannelRow(channel);
}
else
{
// Find the existing channel
rssDataSet.ChannelRow channel = rssDataSet.Channel.FindByChannelID(ChannelID);
channel.BeginEdit();
channel.FolderID = int.Parse(folderComboBox.SelectedValue.ToString());
channel.Title = titleTextBox.Text;
channel.URL = urlTextBox.Text;
channel.LastUpdated = DateTime.Parse(lastUpdatedTextBox.Text);
channel.EndEdit();
}
Close();
}
/// <summary>
/// Delete a chosen channel.
/// </summary>
public void DeleteChannel()
{
statusLabel.Text = "Deleting channel...";
DialogResult result = MessageBox.Show("Are you sure you want to delete the current Channel? Doing so will also delete all the News Items for that Channel.",
"Delete Folder?",
MessageBoxButtons.YesNo,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button2,
MessageBoxOptions.DefaultDesktopOnly,
false);
if (result == DialogResult.Yes)
{
int rowsAffected = channelTableAdapter.Update(rssDataSet);
try
{
// Delete NewsItems associated with this Channel.
int channelID = (int)channelsListBox.SelectedValue;
DeleteNewsItems(channelID);
// Delete the Channel.
rssDataSet.ChannelRow channel = rssDataSet.Channel.FindByChannelID(channelID);
channel.Delete();
if (rowsAffected > 0)
{
statusLabel.Text = "Channel deleted successfully.";
}
else
{
statusLabel.Text = "Problem deleting channel.";
}
}
catch (Exception ex)
{
MessageBox.Show("Problem deleting channel: " + ex.Message);
}
}
else
{
statusLabel.Text = "Delete channel operation cancelled.";
}
}
