public SettingsDialog(IServiceProvider serviceProvider, SiteTraceFailedRequestsLogging element, TraceFailedRequestsFeature feature) : base(serviceProvider) { InitializeComponent(); cbEnabled.Checked = element.Enabled; txtDirectory.Text = element.Directory; txtNumber.Text = element.MaxLogFiles.ToString(); var container = new CompositeDisposable(); FormClosed += (sender, args) => container.Dispose(); container.Add( Observable.FromEventPattern <EventArgs>(txtDirectory, "TextChanged") .Merge(Observable.FromEventPattern <EventArgs>(txtNumber, "TextChanged")) .Merge(Observable.FromEventPattern <EventArgs>(cbEnabled, "CheckedChanged")) .ObserveOn(System.Threading.SynchronizationContext.Current) .Subscribe(evt => { btnOK.Enabled = !string.IsNullOrWhiteSpace(txtDirectory.Text) && !string.IsNullOrWhiteSpace(txtNumber.Text); txtDirectory.Enabled = cbEnabled.Checked; txtNumber.Enabled = cbEnabled.Checked; })); container.Add( Observable.FromEventPattern <EventArgs>(btnOK, "Click") .ObserveOn(System.Threading.SynchronizationContext.Current) .Subscribe(evt => { if (uint.TryParse(txtNumber.Text, out uint number) && number > 0 && number <= 10000) { element.MaxLogFiles = number; element.Enabled = cbEnabled.Checked; element.Directory = txtDirectory.Text; DialogResult = DialogResult.OK; return; } // TODO: can this come from validator? ShowMessage( "The 'Maximum Number of Trace Files' property is invalid. The value must be a valid integer between 1 and 10000.", MessageBoxButtons.OK, MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button1); })); container.Add( Observable.FromEventPattern <CancelEventArgs>(this, "HelpButtonClicked") .ObserveOn(System.Threading.SynchronizationContext.Current) .Subscribe(EnvironmentVariableTarget => { feature.ShowHelp(); })); }
protected override bool ShowHelp() { _feature.ShowHelp(); return(true); }