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C# ObservableCollection.SequenceEqual方法代码示例

本文整理汇总了C#中ObservableCollection.SequenceEqual方法的典型用法代码示例。如果您正苦于以下问题:C# ObservableCollection.SequenceEqual方法的具体用法?C# ObservableCollection.SequenceEqual怎么用?C# ObservableCollection.SequenceEqual使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在ObservableCollection的用法示例。


在下文中一共展示了ObservableCollection.SequenceEqual方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: ObservableCollectionTest

        public void ObservableCollectionTest()
        {
            var originalCollection = new ObservableCollection<MyModel>() { new MyModel() };
            var synchronizingCollection = new SynchronizingCollection<MyDataModel, MyModel>(originalCollection, m => new MyDataModel(m));
            Assert.IsTrue(originalCollection.SequenceEqual(synchronizingCollection.Select(dm => dm.Model)));

            // Check add operation with collection changed event.
            bool handlerCalled = false;
            NotifyCollectionChangedEventHandler handler = (sender, e) =>
            {
                handlerCalled = true;
                Assert.AreEqual(synchronizingCollection, sender);
                Assert.AreEqual(NotifyCollectionChangedAction.Add, e.Action);
                Assert.AreEqual(1, e.NewStartingIndex);
                Assert.AreEqual(originalCollection.Last(), e.NewItems.Cast<MyDataModel>().Single().Model);
            };
            synchronizingCollection.CollectionChanged += handler;
            originalCollection.Add(new MyModel());
            Assert.IsTrue(handlerCalled);

            // After dispose the collection does not synchronize anymore
            handlerCalled = false;
            synchronizingCollection.Dispose();
            originalCollection.Add(new MyModel());
            Assert.IsFalse(handlerCalled);
            synchronizingCollection.CollectionChanged -= handler;
        }
开发者ID:jbe2277,项目名称:waf,代码行数:27,代码来源:SynchronizingCollectionTest.cs

示例2: SetOriginalItemsSourceShouldGetDataFromPrevious

        public void SetOriginalItemsSourceShouldGetDataFromPrevious()
        {
            var model = new GridModel { Name = "test" };
            var listItems = new List<GridModel> { model };
            var viewModel = GetViewModel<GridViewModel<GridModel>>();
            viewModel.UpdateItemsSource(listItems);

            var newItemsSource = new ObservableCollection<GridModel>();
            viewModel.SetOriginalItemsSource(newItemsSource);
            newItemsSource.SequenceEqual(listItems).ShouldBeTrue();
        }
开发者ID:MuffPotter,项目名称:MugenMvvmToolkit,代码行数:11,代码来源:GridViewModelTest.cs


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