private void FillConnectionList(IGraph config, ListBox lbox)
{
SparqlParameterizedString query = new SparqlParameterizedString();
query.Namespaces.AddNamespace("rdfs", new Uri(NamespaceMapper.RDFS));
query.Namespaces.AddNamespace("dnr", new Uri(ConfigurationLoader.ConfigurationNamespace));
query.CommandText = "SELECT * WHERE { ?obj a " + ConfigurationLoader.ClassGenericManager + " . OPTIONAL { ?obj rdfs:label ?label } }";
query.CommandText += " ORDER BY DESC(?obj)";
SparqlResultSet results = config.ExecuteQuery(query) as SparqlResultSet;
if (results != null)
{
foreach (SparqlResult r in results)
{
QuickConnect connect;
if (r.HasValue("label") && r["label"] != null)
{
connect = new QuickConnect(config, r["obj"], r["label"].ToString());
}
else
{
connect = new QuickConnect(config, r["obj"]);
}
lbox.Items.Add(connect);
}
}
lbox.DoubleClick += new EventHandler((sender, args) =>
{
QuickConnect connect = lbox.SelectedItem as QuickConnect;
if (connect != null)
{
try
{
IGenericIOManager manager = connect.GetConnection();
StoreManagerForm storeManager = new StoreManagerForm(manager);
storeManager.MdiParent = Program.MainForm;
storeManager.Show();
//Add to Recent Connections
Program.MainForm.AddRecentConnection(manager);
this.Close();
}
catch (Exception ex)
{
MessageBox.Show("Error Opening Connection " + connect.ToString() + ":\n" + ex.Message, "Connection Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
});
}
private void btnNewConnection_Click(object sender, EventArgs e)
{
NewConnectionForm newConn = new NewConnectionForm();
if (newConn.ShowDialog() == DialogResult.OK)
{
IGenericIOManager manager = newConn.Connection;
StoreManagerForm storeManager = new StoreManagerForm(manager);
storeManager.MdiParent = Program.MainForm;
storeManager.Show();
//Add to Recent Connections
Program.MainForm.AddRecentConnection(manager);
this.Close();
}
}
private void QuickConnectClick(object sender, EventArgs e)
{
if (sender == null) return;
Object tag = null;
if (sender is Control)
{
tag = ((Control)sender).Tag;
}
else if (sender is ToolStripItem)
{
tag = ((ToolStripItem)sender).Tag;
}
else if (sender is Menu)
{
tag = ((Menu)sender).Tag;
}
if (tag != null)
{
if (tag is QuickConnect)
{
QuickConnect qc = (QuickConnect)tag;
try
{
IGenericIOManager manager = qc.GetConnection();
StoreManagerForm genManager = new StoreManagerForm(manager);
genManager.MdiParent = this;
genManager.Show();
}
catch (Exception ex)
{
MessageBox.Show("Unable to load the Connection due to an error: " + ex.Message, "Quick Connect Error", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
}
}
}
private void mnuNewConnection_Click(object sender, EventArgs e)
{
NewConnectionForm newConn = new NewConnectionForm();
newConn.StartPosition = FormStartPosition.CenterParent;
if (newConn.ShowDialog() == DialogResult.OK)
{
IGenericIOManager manager = newConn.Connection;
StoreManagerForm storeManager = new StoreManagerForm(manager);
storeManager.MdiParent = this;
storeManager.Show();
//Add to Recent Connections
this.AddRecentConnection(manager);
}
}
private void mnuOpenConnection_Click(object sender, EventArgs e)
{
this.ofdConnection.Filter = MimeTypesHelper.GetFilenameFilter(true, false, false, false, false, false);
if (this.ofdConnection.ShowDialog() == DialogResult.OK)
{
try
{
Graph g = new Graph();
FileLoader.Load(g, this.ofdConnection.FileName);
OpenConnectionForm openConnections = new OpenConnectionForm(g);
openConnections.MdiParent = this;
if (openConnections.ShowDialog() == DialogResult.OK)
{
IGenericIOManager manager = openConnections.Connection;
StoreManagerForm genManagerForm = new StoreManagerForm(manager);
genManagerForm.MdiParent = this;
genManagerForm.Show();
//Add to Recent Connections
this.AddRecentConnection(manager);
}
}
catch (RdfParseException)
{
MessageBox.Show("Unable to open a connection from the given file as it was not a valid RDF Graph or was in a format that the library does not understand", "Open Connection Failed", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (Exception ex)
{
MessageBox.Show("Unable to open the given file due to the following error:\n" + ex.Message, "Open Connection Failed", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
