private void btnAdd_Click(object sender, RoutedEventArgs e)
{
try
{
Mouse.OverrideCursor = Cursors.Wait;
/* Create a new environment */
Environment environment = new Environment()
{
Name = txtName.Text,
Width = int.Parse(txtWidth.Text),
Height = int.Parse(txtHeight.Text),
DistanceBetweenReferencePoints = int.Parse(txtDistanceBetweenRefPoints.Text),
Timestamp = DateTime.Now,
};
IndoorPositioningClient.AddEnvironment(environment);
/* Load the list again */
Load();
Mouse.OverrideCursor = Cursors.Arrow;
}
catch (Exception ex)
{
Mouse.OverrideCursor = Cursors.Arrow;
MessageBox.Show(ex.ToString());
}
}
private void btnDelete_Click(object sender, RoutedEventArgs e)
{
if (selectedEnvironment == null)
{
return;
}
MessageBoxResult result = MessageBox.Show("Are you sure to delete this?", "WARNING!", MessageBoxButton.YesNo);
if (result == MessageBoxResult.No)
{
return;
}
try
{
Mouse.OverrideCursor = Cursors.Wait;
IndoorPositioningClient.DeleteEnvironment(selectedEnvironment);
/* remove selected item */
selectedEnvironment = null;
selectedIndex = 0;
/* Load the list again */
Load();
Mouse.OverrideCursor = Cursors.Arrow;
}
catch (Exception ex)
{
Mouse.OverrideCursor = Cursors.Arrow;
MessageBox.Show(ex.ToString());
}
}
public EnvironmentsScreen()
{
Initialized += BeaconsScreen_Initialized;
Loaded += BeaconsScreen_Loaded;
InitializeComponent();
selectedEnvironment = new Environment();
gridEnvironmentDetails.DataContext = selectedEnvironment;
}
private void lstEnvironments_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (lstEnvironments.SelectedItem == null)
{
return;
}
selectedEnvironment = (Environment)lstEnvironments.SelectedItem;
selectedIndex = lstEnvironments.SelectedIndex;
gridEnvironmentDetails.DataContext = selectedEnvironment;
}
private void txtHeightOrWidth_TextChanged(object sender, TextChangedEventArgs e)
{
/* If there is no environment in the system, this value will be null. */
if (selectedEnvironment == null)
{
selectedEnvironment = new Environment();
}
/* Check the values of the text boxes whether they are parsable or not */
if (string.IsNullOrEmpty(txtHeight.Text))
{
return;
}
if (string.IsNullOrEmpty(txtWidth.Text))
{
return;
}
}
