MVVM Support

                                // User Class

                                [GenerateViewModel]
                                partial class ViewModel {
                                
                                    [GenerateProperty]
                                    string username;

                                    [GenerateCommand]
                                    void Login() => Status = "User: " + Username;
                                    
                                    bool CanLogin() => !string.IsNullOrEmpty(Username);
                                    
                                }



                                

                                // Generated Class

                                partial class ViewModel : INotifyPropertyChanged {
                                  public string? Username {
                                    get => username;
                                    set {
                                      if(EqualityComparer<string?>.Default.Equals(username, value))
                                         return;
                                      username = value;
                                      RaisePropertyChanged(UsernameChangedEventArgs);
                                    }
                                  }
                                  DelegateCommand? loginCommand;
                                  public DelegateCommand LoginCommand {
                                   get => loginCommand ??= new DelegateCommand(Login,CanLogin,true);
                                  }
                                }
                                

                                // Direct View Model references

                                public class ViewModelA {
                                    ViewModelB viewModelB;
                                    public ViewModelA(ViewModelB viewModelB) {
                                        this.viewModelB = viewModelB;
                                    }
                                    void SendMessageToViewModelB(string parameter) {
                                        viewModelB.SaveData(parameter);
                                    }
                                }
                                public class ViewModelB {
                                    public void SaveData(string parameter) {
                                    //...
                                    }
                                }
                                

                                // DX Messenger

                                public class ViewModelA {
                                    void SendMessageToViewModelB(string parameter) {
                                        Messenger.Default.Send<string>(parameter);
                                    }
                                }

                                public class ViewModelB {
                                    public ViewModelB() {
                                        Messenger.Default.Register<string>(this, SaveData);
                                    }
                                    public void SaveData(string parameter) {
                                        MessageBox.Show("ViewModelB data was saved!");
                                    }
                                }
                                

                                <!-- Standard Binding -->

                                <TextBlock>
                                    <TextBlock.Text>
                                        <MultiBinding Converter="{CustomConverter}">
                                            <Binding Path="PropA"/>
                                            <Binding Path="PropB"/>
                                        </MultiBinding>
                                    </TextBlock.Text>
                                </TextBlock>
                                

                                <!-- DXBinding -->

                                <TextBlock Text="{DXBinding 'PropA+PropB'}"/>







                                

                                // Custom Converter

                                public class MyBooleanToVisibilityConverter : IValueConverter {
                                    public object Convert(object value, Type targetType,
                                           object parameter, CultureInfo culture) {
                                       bool isVisible = value is bool && (bool)value;
                                       return isVisible ? Visibility.Visible : Visibility.Collapsed;
                                    }
                                    //...
                                }
                                

                                <!-- Ready-to-Use Converter -->

                                <Button Visibility="{
                                    Binding ShowButton,
                                    Converter={dxmvvm:BooleanToVisibilityConverter}}"/>