/// <summary>
///
/// </summary>
/// <param name="connections"></param>
public FormConnection()
{
InitializeComponent();
using (new HourGlass(this))
{
_connections = new Connections();
string ret = _connections.Load();
if (ret.Length > 0)
{
UserInterface.DisplayErrorMessageBox(this, "An error occurred whilst loading the connections");
return;
}
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnDelete_Click(object sender, EventArgs e)
{
if (listConnections.SelectedObjects.Count != 1)
{
return;
}
Connection connection = (Connection)listConnections.SelectedObjects[0];
Connections connections = new Connections();
string ret = connections.Load();
if (ret.Length > 0)
{
UserInterface.DisplayErrorMessageBox(this, "An error occurred whilst loading the connections");
return;
}
DialogResult dialogResult = MessageBox.Show(this,
"Are you sure you want to delete the connection? " + Environment.NewLine + Environment.NewLine +
"Name: " + connection.Name,
Application.ProductName,
MessageBoxButtons.YesNo,
MessageBoxIcon.Question);
if (dialogResult == System.Windows.Forms.DialogResult.No)
{
return;
}
int numRemoved = connections.Data.RemoveAll(c => c.Name == connection.Name & c.ConnectionString == connection.ConnectionString);
if (numRemoved == 0)
{
UserInterface.DisplayErrorMessageBox(this, "The connection could not be removed");
return;
}
ret = connections.Save();
if (ret.Length > 0)
{
UserInterface.DisplayErrorMessageBox(this, "An error occurred whilst saving the connections");
return;
}
LoadConnections();
}
/// <summary>
///
/// </summary>
private void LoadConnections()
{
using (new HourGlass(this))
{
Connections connections = new Connections();
string ret = connections.Load();
if (ret.Length > 0)
{
UserInterface.DisplayErrorMessageBox(this, "An error occurred whilst loading the connections");
return;
}
listConnections.SetObjects(connections.Data);
SetButtonState();
if (connections.Data.Count > 0)
{
olvcConnectionString.AutoResize(ColumnHeaderAutoResizeStyle.ColumnContent);
listConnections.SelectedObject = connections.Data[0];
}
}
}
/// <summary>
///
/// </summary>
private void LoadConnections()
{
using (new HourGlass(this))
{
_connections = new Connections();
string ret = _connections.Load();
if (ret.Length > 0)
{
UserInterface.DisplayErrorMessageBox(this, "An error occurred whilst loading the connections: " + ret);
return;
}
cboConnections.Items.Clear();
cboConnections.ComboBox.DisplayMember = "Name";
cboConnections.ComboBox.ValueMember = "ConnectionString";
cboConnections.Items.AddRange(_connections.Data.ToArray());
if (_connections.Data.Count > 0)
{
cboConnections.SelectedIndex = 0;
UpdateConnectionString();
controlEvents.SetProcessingStatus(true);
controlRules.SetProcessingStatus(true);
controlSearch.SetProcessingStatus(true);
controlSensors.SetProcessingStatus(true);
}
else
{
controlEvents.SetProcessingStatus(false);
controlRules.SetProcessingStatus(false);
controlSearch.SetProcessingStatus(false);
controlSensors.SetProcessingStatus(false);
}
}
}
