C# (CSharp) Windows.UI.Xaml.EventHandler примеры использования

Пример #1

        public void TestCanExecuteChanged()
        {
            var command = new RelayCommand(() =>
            {
            },
                                           () => true);

            var canExecuteChangedCalled = 0;

            var canExecuteChangedEventHandler = new EventHandler((s, e) => canExecuteChangedCalled++);

            command.CanExecuteChanged += canExecuteChangedEventHandler;

            command.RaiseCanExecuteChanged();

            Assert.AreEqual(1, canExecuteChangedCalled);

            command.CanExecuteChanged -= canExecuteChangedEventHandler;
            command.RaiseCanExecuteChanged();

            Assert.AreEqual(1, canExecuteChangedCalled);
        }

Пример #2

Файл: RelayCommandTest.cs Проект: lavige777/GalaSoft.MvvmLight

        public void TestCanExecuteChanged()
        {
            var command = new RelayCommand(() =>
            {
            },
                                           () => true);

            var canExecuteChangedCalled = 0;

            var canExecuteChangedEventHandler = new EventHandler((s, e) => canExecuteChangedCalled++);

            command.CanExecuteChanged += canExecuteChangedEventHandler;

            command.RaiseCanExecuteChanged();

            Assert.AreEqual(1, canExecuteChangedCalled);

            command.CanExecuteChanged -= canExecuteChangedEventHandler;
            command.RaiseCanExecuteChanged();

            Assert.AreEqual(1, canExecuteChangedCalled);
        }