public virtual bool CloseWorkspace(IViewServiceProvider provider, IWorkspaceConstruct construct) {
bool? confirmation = (construct.ViewModel as IWorkspaceViewModel)?.Closing(provider);
if (confirmation.HasValue && !confirmation.Value) {
return false;
}
return Workspaces.Remove(construct);
}
public virtual bool CloseWorkspace(IViewServiceProvider provider, IWorkspaceViewModel vm) {
if (vm.Closing(provider)) {
for (int i = 0; i < Workspaces.Count; i++) {
if (Workspaces[i].ViewModel == vm) {
Workspaces.RemoveAt(i);
return true;
}
}
}
return false;
}
public static void AddService <T>(IViewServiceProvider provider, Func <T> serviceFactory, string?key = null)
where T : IViewService
{
var container = provider as IViewServiceContainer;
if (container == null)
{
throw new InvalidCastException();
}
container.AddService <T>(serviceFactory, key);
}
public MainWindowViewModel(IViewServiceProvider viewServiceProvider)
{
_viewService = viewServiceProvider;
_errorMessages.CollectionChanged += (_, __) => HasErrorMessages = _errorMessages.Count > 0;
_host = new CsvEditSharpConfigurationHost();
Workspace = new CsvEditSharpWorkspace(_host, _errorMessages);
ConfigurationDoc = new TextDocument(StringTextSource.Empty);
QueryDoc = new TextDocument(new StringTextSource("Query<FieldData>( records => records.Where(row => true).OrderBy(row => row) );"));
CurrentFilePath = string.Empty;
CurrentFileName = "(Empty)";
CurrentConfigName = "(Empty)";
SelectedTemplate = ConfigFileTemplates.First();
SelectedTab = 0;
}
public static void AddService <T>(this IViewServiceProvider self, Func <T> serviceFactory, string?key = null)
where T : IViewService =>
ViewService.AddService <T>(self, serviceFactory, key);
/// <summary>
/// The view service will invoke this method to determine if it is OK to close the workspace.
/// </summary>
/// <param name="svcs">use the view service to display any confirmation</param>
/// <param name="prompt"></param>
/// <returns></returns>
public virtual bool Closing(IViewServiceProvider provider) { return true; }
public virtual async Task LoadAsync(IViewServiceProvider provider) {
await Task.Run(new Action(() => { }));
}
