observablecollection

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Getting the average of observable collection element data

I have an observablecollection containing 60 elements, each containing data of numbers(double). I would like to get the average of the 60 elements( (total sum of 60 elements)/60). Any idea how I can g[详细]

2023-04-13 07:48 分类：问答
WPF making ServiceController[] Observable

So im trying to make a data-grid that displays some information about local window services, mine in particular, I would like to have the display name and status of the service, and then have a button[详细]

2023-04-13 02:01 分类：问答
Adding to a bound ListView

I\'m trying to add a person to a list of campers(people). I have bound the ListView(GridView) to the database and it displays all the names, ages, and grades. But now I\'m trying to add a new person a[详细]

2023-04-11 21:59 分类：问答
WPF TwoWay Binding some elements to ObservableCollection

I need bind some ComboBoxes to one ObservableCollection. I have this ListView. <ListView x:Name=\"lwCoefTables\" Grid.Column=\"1\" ItemsSource=\"{Binding Source={StaticResour开发者_如何学Cce Colle[详细]

2023-04-11 09:21 分类：问答
XAML Resource with static items?

<Window.Resource> <ResourceDictionary> <local:SomeResourceWithObsCollection x:Key=\"MyItemWithCollection\">[详细]

2023-04-11 02:09 分类：问答
Listbox Binded to ObservableCollection strange issue MVVM WPF

this is my first question posted here... I have an user interface that contains a ListBox with pre loaded items and the GUI allows the user to add or remove items to that listbox. Very Simple.[详细]

2023-04-10 16:21 分类：问答
Silverlight ObservableCollection cannot get data from EntityQuery

I am trying to g开发者_运维问答et data that are returned from an EntityQuery public EntityQuery<Product> GetProductsQuery()[详细]

2023-04-08 23:05 分类：问答
IEditableCollectionView loses selection on CommitEdit

I have CollectionViewSource in which dates grouped by years and months. Dates are displayed in TreeView (accurately in RadTreeView).[详细]

2023-04-08 09:46 分类：问答
Multiple SelectMany in Rx

I have an interface like this: interface IProcessor{ IObservable<Item> Process(Item item); } I have an array of workers:[详细]

2023-04-08 08:45 分类：问答
Observablecollection<T> in Listbox is not updating

I have a Silverlight Listbox bound to Observablecollection which shows up fine (first time) but when I try to update it through the code behind, the change does not reflect in UI. I have used MVVM pat[详细]

2023-04-08 02:46 分类：问答