bindinglist

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BindingList projection wrapper

Is there a simple way to create a BindingList wrapper (with projection), which would update as the original list updates?[详细]

2022-12-21 22:58 分类：问答
Can I cast a LINQ query result to BindingList<T>?

From what I\'ve learned, you can\'t cast to BindingList, but rather you can wrap your result from the Linq query with a NEW BindingList. However, this doesn\'t work for me, because my Original Binding[详细]

2022-12-19 02:54 分类：问答
How to return a Readonly BindingList

I have an existing class that has a List and I need to change this List to a BindingList but the class has a property that return a ReadOnlyCollection of this list.This is important that this list can[详细]

2022-12-18 01:44 分类：问答
New item field on top of DataGridView

DataGridView in .Net has built-in support for adding new items at the bottom. Last row is treated in a special way. The IBindingSource interface supports this through AddNew/EndNew/CancelNew methods.[详细]

2022-12-13 09:01 分类：问答
Opinion wanted: Intercepting changes to lists/collections

Although BindingList<T> and ObservableCollection<T> provide mechanisms to detect list changes, they don\'t support mechanisms to detect/intercept changes before they happen.[详细]

2022-12-12 06:46 分类：问答
.NET DataBinding, Confirmation before removing items from the list

i have a BindingList as a datasource and a grid control, if the user deletes a row in the grid, i want him to get a confirmation (a messagebox for example),[详细]

2022-12-11 08:19 分类：问答
How can I fire event before item is added to collection in C#?

I would like to do some processing before an item is added to a BindingList.I see there is an ListChanged event but this is fired after the item is added.The AddingNew event is only fired when the Add[详细]

2022-12-10 01:04 分类：问答
AllowUserToAddRows doesn't work with with List<> Datasource on DataGridView

I have a DataGridView with the DataSource set to List<myClass> However, the new row indicator does not display when I set AllowUserToAddRows to true,[详细]

2022-12-08 06:22 分类：问答
Editing business objects in Winforms DataGridView

Is possible to edit properties of business object (开发者_Go百科one property, one column) binded as BindingList to Winforms DataGridView?[详细]

2022-12-08 01:50 分类：问答