/// <summary>
/// User will be prompted to select a <see cref="DocumentBase.DocumentDescribor"/>.
/// In case he aborts, exception will be thrown.
/// </summary>
/// <returns>The <see cref="DocumentBase.DocumentDescribor"/> the user selected.</returns>
/// <exception cref="KeyNotFoundException">Thrown when user aborted the selection dialog.</exception>
public DocumentBase.DocumentDescribor GetDocumentDescriborByPrompt()
{
DocumentBase.DocumentDescribor descr = null;
Application.Current.Dispatcher.Invoke(() =>
{
var dlgdc = new Dialogs.DocumentSelectorDialogDataContext();
var dlg = new Dialogs.DocumentSelectorDialog(dlgdc);
var dlgResult = dlg.ShowDialog();
if (dlgResult.HasValue && dlgResult.Value)
{
descr = dlgdc.SelectedItem as DocumentBase.DocumentDescribor;
}
});
if (descr != null)
{
return(descr);
}
throw new KeyNotFoundException();
}
public DocumentSelectorDialog(DocumentSelectorDialogDataContext dc)
{
this.DataContext = dc;
this.InitializeComponent();
}