collectionview

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Filter a collection multiple times using ICollectionView

I\'m trying to filter an ObservableCollection that is displayed in a DataGrid. This works great the first time, but when I try to filter again, it uses the sourcecollection instead of the filtered res[详细]

2023-04-07 13:50 分类：问答
WPF - Count of Collection stays unchanged even after Filtering

I have a ListBox which is bound to a collection of type Photos called photos. I have a Label which is bound to the Count property of photos.[详细]

2023-03-21 01:15 分类：问答
C#/WPF CollectionView - How to Add Items at Specific Position

I\'m working with ListCollectionView objects to display lists of items. Currently, I\'m building a screen that has two of these lists - one, completeList, holds all available items, the other one, sor[详细]

2023-03-20 22:24 分类：问答
How do I change the binding of a CollectionView.Source?

Initially I had this code in XAML: <CollectionViewSource x:Name=\"cSource\"> <CollectionViewSource.Source>[详细]

2023-03-15 03:49 分类：问答
Can the groups of a grouped CollectionView be presented horizontally?

I\'m implementing a ListBox whose ItemsPanel is a WrapPanel as per this answer, but there\'s a twist: my ItemsSource is a grouped CollectionView. With a GroupStyle applied to my ListBox, the wrapping[详细]

2023-02-20 22:20 分类：问答
Accessing underlying ViewModel properties within a WPF DataGrid GroupItem DataTemplate

I have a grouped WPF DataGrid (the standard Microsoft one) representing some data on the UI for our开发者_如何学Python users.[详细]

2023-02-20 10:28 分类：问答
WPF: How to use views like ICollectionView and IEditableCollectionView

I understand the syntax but not how really to use it. It\'s clear in many basic scenarios but as soon as it get\'s a little bit advanced I start getting a headache.[详细]

2023-01-05 20:18 分类：问答
Combobox with collection view itemssource does not update selection box item on changes to the Model

Sorry for the earlier lengthy post. Here is my concise (!) description. I bind a collection view to a combobox as a itemsSource and also bind its selectedvalue with a property from my view model. I m[详细]

2022-12-28 08:15 分类：问答
Asynchronously call CollectionView.MoveCurrentToFirst?

开发者_开发百科Asynchronously call CollectionView.MoveCurrentToFirst?Oops found it: cv.Dispatcher.BeginInvoke(New Action(AddressOf cv.MoveCurrentToFirst))[详细]

2022-12-17 09:29 分类：问答