What is an ObservableCollection?

An ObservableCollection is a dynamic collection of objects of a given type. Objects can be added, removed or be updated with an automatic notification of actions. When an object is added to or removed from an observable collection, the UI is automatically updated.

Table of Contents

How do I add a list to ObservableCollection?

“how to add a list to observablecollection in c#” Code Answer

var stringList = new List() {“1″,”2″,”3”};
//Use the contructor override to add the list to the new collection.
var obStrings = new ObservableCollection(stringList);
//If you already have a collection.
//add the new range to the tempory list.

How do you cast IEnumerable to ObservableCollection?

var myObservableCollection = new ObservableCollection(myIEnumerable); This will make a shallow copy of the current IEnumerable and turn it in to a ObservableCollection.

What is ICollectionView?

ICollectionView will give you the ability to filter, sort, or group the collection in addition to propogating INotifyCollectionChanged events if the underlying collection implements it. Either type works well with MVVM as long as you bind to it. Use ICollectionView when you need sorting, filtering, or grouping.

What is the use of observable collection?

ObservableCollection is a collection that allows code outside the collection be aware of when changes to the collection (add, move, remove) occur. It is used heavily in WPF and Silverlight but its use is not limited to there.

Is ObservableCollection a list?

Today we will learn the subtle difference between ObservableCollection and List. In nutshell both List and ObservableCollection inherits ICollection, IList interfaces. both are a collection of objects. So when we already have a List why do we need ObservableCollection?

What is ObservableRangeCollection?

ObservableRangeCollection Class Represents a dynamic data collection that provides notifications when items get added, removed, or when the whole list is refreshed.

What is WPF CollectionViewSource?

CollectionViewSource is a proxy for a CollectionView class, or a class derived from CollectionView. CollectionViewSource enables XAML code to set the commonly used CollectionView properties, passing these settings to the underlying view.

What is ICollectionView in WPF?

If you are working with WPF for long, you might already have come across with ICollectionView. It is the primary Data object for any WPF list controls (like ComboBox, ListBox, ListView etc) that allows flexibilities like Sorting, Filtering, Grouping, Current Record Management etc.

What is Caliburn Micro?

Caliburn. Micro is a small, yet powerful framework, designed for building applications across all XAML platforms. With strong support for MVVM and other proven UI patterns, Caliburn. Micro will enable you to build your solution quickly, without the need to sacrifice code quality or testability.