//add a new tag from the context menu and then apply it to the selected instruments
private async void NewTagTextBox_KeyDown(object sender, KeyEventArgs e)
{
if (e.Key != Key.Enter)
{
return;
}
var newTagTextBox = (TextBox)sender;
string newTagName = newTagTextBox.Text;
//add the tag
var addTagResult = await _client.AddTag(new Tag()
{
Name = newTagName
}).ConfigureAwait(true);
if (!addTagResult.WasSuccessful)
{
await this.ShowMessageAsync("Error", "Could not add tag").ConfigureAwait(true);
return;
}
var newTag = addTagResult.Result;
//apply the tag to the selected instruments
var selectedInstruments = InstrumentsGrid.SelectedItems.Cast <Instrument>();
foreach (Instrument i in selectedInstruments)
{
i.Tags.Add(newTag);
await _client.UpdateInstrument(i).ConfigureAwait(true);
}
//update the tag menu
var allTags = await _client.GetTags().ConfigureAwait(true);
if (allTags.WasSuccessful)
{
BuildTagContextMenu(allTags.Result);
}
newTagTextBox.Text = "";
CollectionViewSource.GetDefaultView(InstrumentsGrid.ItemsSource).Refresh();
}