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How to use RelayCommand method of WpfApplication.Infrastructure.RelayCommand class

Best FlaUI code snippet using WpfApplication.Infrastructure.RelayCommand.RelayCommand

RelayCommand.cs

Source:RelayCommand.cs

2using System.Diagnostics;3using System.Windows.Input;4namespace WpfApplication.Infrastructure5{6    public class RelayCommand : ICommand7    {8        private readonly Action<object> _methodToExecute;9        readonly Func<object, bool> _canExecuteEvaluator;10        public RelayCommand(Action<object> methodToExecute)11            : this(methodToExecute, null) { }12        public RelayCommand(Action<object> methodToExecute, Func<object, bool> canExecuteEvaluator)13        {14            _methodToExecute = methodToExecute;15            _canExecuteEvaluator = canExecuteEvaluator;16        }17        [DebuggerStepThrough]18        public bool CanExecute(object parameter)19        {20            return _canExecuteEvaluator == null || _canExecuteEvaluator.Invoke(parameter);21        }22        public event EventHandler CanExecuteChanged23        {24            add => CommandManager.RequerySuggested += value;25            remove => CommandManager.RequerySuggested -= value;26        }...

MainViewModel.cs

Source:MainViewModel.cs

...20                new DataGridItem { Id = 2, Name = "Patrick" },21                new DataGridItem { Id = 3, Name = "Tadeus" }22            };23            InvokeButtonText = "Invoke me!";24            InvokeButtonCommand = new RelayCommand(o => InvokeButtonText = "Invoked!");25        }26    }27}...

RelayCommand

Using AI Code Generation

1using System;2using System.Windows.Input;3{4    {5        private readonly Action<object> _execute;6        private readonly Predicate<object> _canExecute;7        public RelayCommand(Action<object> execute)8            : this(execute, null)9        {10        }11        public RelayCommand(Action<object> execute, Predicate<object> canExecute)12        {13            if (execute == null)14                throw new ArgumentNullException("execute");15            _execute = execute;16            _canExecute = canExecute;17        }18        public bool CanExecute(object parameter)19        {20            return _canExecute == null ? true : _canExecute(parameter);21        }22        {23            add { CommandManager.RequerySuggested += value; }24            remove { CommandManager.RequerySuggested -= value; }25        }26        public void Execute(object parameter)27        {28            _execute(parameter);29        }30    }31}32using System;33using System.Windows;34using System.Windows.Input;35using WpfApplication.Infrastructure;36{37    {38        public MainWindow()39        {40            InitializeComponent();41            DataContext = new MainWindowViewModel();42        }43    }44    {45        public ICommand ButtonCommand { get; private set; }46        public MainWindowViewModel()47        {48            ButtonCommand = new RelayCommand(ButtonCommandExecute);49        }50        private void ButtonCommandExecute(object parameter)51        {52            MessageBox.Show("Hello WPF");53        }54    }55}56        <Button Content="Click Me" Command="{Binding ButtonCommand}"/>

RelayCommand

Using AI Code Generation

1{2    {3        public event PropertyChangedEventHandler PropertyChanged;4        private void OnPropertyChanged(string propertyName)5        {6            if (PropertyChanged != null)7            {8                PropertyChanged(this, new PropertyChangedEventArgs(propertyName));9            }10        }11        private RelayCommand _startCommand;12        {13            {14                return _startCommand ?? (_startCommand = new RelayCommand(15                    param => this.Start(),16                    param => this.CanStart));17            }18        }19        public void Start()20        {21        }22        {23            get { return true; }24        }25    }26}27{28    {29        public event PropertyChangedEventHandler PropertyChanged;30        private void OnPropertyChanged(string propertyName)31        {32            if (PropertyChanged != null)33            {34                PropertyChanged(this, new PropertyChangedEventArgs(propertyName));35            }36        }37        private RelayCommand _startCommand;38        {39            {40                return _startCommand ?? (_startCommand = new RelayCommand(41                    param => this.Start(),42                    param => this.CanStart));43            }44        }45        public void Start()46        {47        }48        {49            get { return true; }50        }51    }52}53{54    {55        public event PropertyChangedEventHandler PropertyChanged;56        private void OnPropertyChanged(string propertyName)57        {58            if (PropertyChanged != null)59            {60                PropertyChanged(this, new PropertyChangedEventArgs(propertyName));61            }62        }63        private RelayCommand _startCommand;64        {65            {66                return _startCommand ?? (_startCommand = new RelayCommand(67                    param => this.Start(),68                    param => this.CanStart));69            }70        }71        public void Start()72        {73        }74        {75            get { return true; }76        }77    }78}79{

RelayCommand

Using AI Code Generation

1{2    {3        public MainWindow()4        {5            InitializeComponent();6            DataContext = new ViewModel();7        }8    }9}10{11    {12        public ICommand ButtonCommand { get; set; }13        public ViewModel()14        {15            ButtonCommand = new RelayCommand(ButtonClicked);16        }17        public void ButtonClicked(object obj)18        {19            MessageBox.Show("Button Clicked");20        }21    }22}23{24    {25        private readonly Action<object> _execute;26        private readonly Predicate<object> _canExecute;27        public RelayCommand(Action<object> execute)28            : this(execute, null)29        {30        }31        public RelayCommand(Action<object> execute, Predicate<object> canExecute)32        {33            if (execute == null)34                throw new ArgumentNullException("execute");35            _execute = execute;36            _canExecute = canExecute;37        }38        public bool CanExecute(object parameter)39        {40            return _canExecute == null ? true : _canExecute(parameter);41        }42        {43            add { CommandManager.RequerySuggested += value; }44            remove { CommandManager.RequerySuggested -= value; }45        }46        public void Execute(object parameter)47        {48            _execute(parameter);49        }50    }51}

RelayCommand

Using AI Code Generation

1private RelayCommand _myCommand;2{3    {4        if (_myCommand == null)5        {6            _myCommand = new RelayCommand(param => this.Execute(), param => this.CanExecute());7        }8        return _myCommand;9    }10}11private void Execute()12{13}14private bool CanExecute()15{16    return true;17}18{19    get { return new RelayCommand(Execute, CanExecute); }20}21private void Execute()22{23}24private bool CanExecute()25{26    return true;27}28private RelayCommand _myCommand;29{30    {31        if (_myCommand == null)32        {33            _myCommand = new RelayCommand(Execute, CanExecute);34        }35        return _myCommand;36    }37}38private void Execute()39{40}41private bool CanExecute()42{43    return true;44}45{46    get { return new RelayCommand(Execute, param => this.CanExecute()); }47}48private void Execute()49{50}51private bool CanExecute()52{53    return true;54}55private RelayCommand _myCommand;56{57    {58        if (_myCommand == null)59        {60            _myCommand = new RelayCommand(param => this.Execute(), CanExecute);61        }62        return _myCommand;63    }64}65private void Execute()66{67}68private bool CanExecute()69{70    return true;71}72private RelayCommand _myCommand;73{74    {75        if (_myCommand == null)76        {77            _myCommand = new RelayCommand(Execute, param => this.CanExecute());78        }79        return _myCommand;80    }81}82private void Execute()83{

RelayCommand

Using AI Code Generation

1private RelayCommand _command;2{3    {4        if (_command == null)5        {6            _command = new RelayCommand(param => this.MyMethod(), param => this.CanExecuteCommand());7        }8        return _command;9    }10}11private bool CanExecuteCommand()12{13    return true;14}15private void MyMethod()16{17}18        <Button Command="{Binding Command}" Content="Click" />19{20    public MainWindow()21    {22        InitializeComponent();23        this.DataContext = new MainWindowViewModel();24    }25}26{27    public MainWindowViewModel()28    {29        this.Command = new RelayCommand(param => this.MyMethod(), param => this.CanExecuteCommand());30    }31    public RelayCommand Command { get; private set; }32    private bool CanExecuteCommand()33    {34        return true;35    }36    private void MyMethod()37    {38    }39}40private RelayCommand _command;41{42    {43        if (_command == null)44        {45            _command = new RelayCommand(param => this.MyMethod(), param => this.CanExecuteCommand());46        }47        return _command;48    }49}50private bool CanExecuteCommand()51{52    return true;53}54private void MyMethod()55{56}

RelayCommand

Using AI Code Generation

1using System.Windows.Input;2using WpfApplication.Infrastructure;3{4    {5        public MainWindow()6        {7            InitializeComponent();8            DataContext = new ViewModel();9        }10    }11    {12        public ViewModel()13        {14            Command = new RelayCommand(Execute, CanExecute);15        }16        public ICommand Command { get; set; }17        private void Execute(object parameter)18        {19        }20        private bool CanExecute(object parameter)21        {22            return true;23        }24    }25}26       Command="{Binding Path=Command}"/>

RelayCommand

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using System.Windows.Input;7using WpfApplication.Infrastructure;8using WpfApplication.ViewModel;9{10    {11        private readonly Action _execute;12        private readonly Func<bool> _canExecute;13        public MyCommand(Action execute)14            : this(execute, null)15        {16        }17        public MyCommand(Action execute, Func<bool> canExecute)18        {19            if (execute == null)20                throw new ArgumentNullException("execute");21            _execute = execute;22            _canExecute = canExecute;23        }24        public bool CanExecute(object parameter)25        {26            return _canExecute == null ? true : _canExecute();27        }28        public event EventHandler CanExecuteChanged;29        public void Execute(object parameter)30        {31            _execute();32        }33    }34}35using System;36using System.Collections.Generic;37using System.Linq;38using System.Text;39using System.Threading.Tasks;40using System.Windows.Input;41using WpfApplication.Infrastructure;42using WpfApplication.ViewModel;43{44    {45        private readonly Action<object> _execute;46        private readonly Predicate<object> _canExecute;47        public RelayCommand(Action<object> execute)48            : this(execute, null)49        {50        }51        public RelayCommand(Action<object> execute, Predicate<object> canExecute)52        {53            if (execute == null)54                throw new ArgumentNullException("execute");55            _execute = execute;56            _canExecute = canExecute;57        }58        public bool CanExecute(object parameter)59        {60            return _canExecute == null ? true : _canExecute(parameter);61        }62        public event EventHandler CanExecuteChanged;63        public void Execute(object parameter)64        {65            _execute(parameter);66        }67    }68}69using System;70using System.Collections.Generic;71using System.Linq;72using System.Text;73using System.Threading.Tasks;74using System.Windows.Input;75using WpfApplication.Infrastructure;76using WpfApplication.ViewModel;

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