skip navigation
  • Product Bundles

    DevCraft

    All Telerik .NET tools and Kendo UI JavaScript components in one package. Now enhanced with:

    • NEW: Design Kits for Figma
    • Online Training
    • Document Processing Library
    • Embedded Reporting for web and desktop

    Web

    Kendo UI UI for jQuery UI for Angular UI for React UI for Vue UI for Blazor UI for ASP.NET Core UI for ASP.NET MVC UI for ASP.NET AJAX

    Mobile

    UI for .NET MAUI

    Document Management

    Telerik Document Processing

    Desktop

    UI for .NET MAUI UI for WinUI UI for WinForms UI for WPF

    Reporting

    Telerik Reporting Telerik Report Server

    Testing & Mocking

    Test Studio Test Studio Dev Edition Telerik JustMock

    CMS

    Sitefinity

    UI/UX Tools

    ThemeBuilder Design System Kit Templates and Building Blocks

    Debugging

    Fiddler Fiddler Everywhere Fiddler Classic Fiddler Everywhere Reporter FiddlerCore

    Free Tools

    VB.NET to C# Converter Testing Framework
    View all products
  • Overview
  • Demos
    • What's New
    • Roadmap
    • Release History
  • Support and Learning

    • Support and Learning Hub
    • First Steps
    • Docs
    • Demos
    • Virtual Classroom
    • Forums
    • Videos
    • Blogs
    • Accessibility
    • Submit a Ticket

    Productivity and Design Tools

    • Visual Studio Extensions
    • Visual Studio Templates
    • Embedded Reporting
  • Pricing
  • Shopping cart
    • Account Overview
    • Your Licenses
    • Downloads
    • Support Center
    • Forum Profile
    • Payment Methods
    • Edit Profile
    • Log out
  • Login
  • Contact Us
  • Try now

Class NotifyCollectionChangingEventArgs

Provides data for the CollectionChanging event.

Inheritance
System.Object
NotifyCollectionChangingEventArgs
GridViewCollectionChangingEventArgs
Namespace: Telerik.WinControls.Data
Assembly: Telerik.WinControls.dll

Syntax

public class NotifyCollectionChangingEventArgs : CancelEventArgs

Constructors

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction)

Initializes a new instance of the NotifyCollectionChangingEventArgs class that describes a Reset change.

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action)
Parameters
NotifyCollectionChangedAction action

The action that caused the event. This must be set to Reset.

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction, IList)

Initializes a new instance of the NotifyCollectionChangingEventArgs class that describes a multi-item change.

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action, IList changedItems)
Parameters
NotifyCollectionChangedAction action

System.Collections.IList changedItems

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction, IList, IList)

Initializes a new instance of the NotifyCollectionChangingEventArgs class that describes a multi-item Replace change.

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action, IList newItems, IList oldItems)
Parameters
NotifyCollectionChangedAction action

System.Collections.IList newItems

System.Collections.IList oldItems

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction, IList, IList, Int32)

Initializes a new instance of the NotifyCollectionChangingEventArgs class that describes a multi-item Replace change.

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action, IList newItems, IList oldItems, int startingIndex)
Parameters
NotifyCollectionChangedAction action

System.Collections.IList newItems

System.Collections.IList oldItems

System.Int32 startingIndex

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction, IList, Int32)

Initializes a new instance of the NotifyCollectionChangingEventArgs class that describes a multi-item change or a reset change.

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action, IList changedItems, int startingIndex)
Parameters
NotifyCollectionChangedAction action

System.Collections.IList changedItems

System.Int32 startingIndex

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction, IList, Int32, Int32)

Initializes a new instance of the NotifyCollectionChangingEventArgs class that describes a multi-item Move change.

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action, IList changedItems, int index, int oldIndex)
Parameters
NotifyCollectionChangedAction action

System.Collections.IList changedItems

System.Int32 index

System.Int32 oldIndex

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction, Object)

Initializes a new instance of the NotifyCollectionChangingEventArgs class that describes a one-item change.

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action, object changedItem)
Parameters
NotifyCollectionChangedAction action

System.Object changedItem

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction, Object, Int32)

Initializes a new instance of the NotifyCollectionChangingEventArgs class that describes a one-item change.

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action, object changedItem, int index)
Parameters
NotifyCollectionChangedAction action

System.Object changedItem

System.Int32 index

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction, Object, Int32, Int32)

Initializes a new instance of the NotifyCollectionChangingEventArgs class that describes a multi-item Move change.

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action, object changedItem, int index, int oldIndex)
Parameters
NotifyCollectionChangedAction action

System.Object changedItem

System.Int32 index

System.Int32 oldIndex

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction, Object, Object)

Initializes a new instance of the NotifyCollectionChangingEventArgs class that describes a one-item Replace change.

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action, object newItem, object oldItem)
Parameters
NotifyCollectionChangedAction action

System.Object newItem

System.Object oldItem

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction, Object, Object, Int32)

Initializes a new instance of the NotifyCollectionChangingEventArgs class that describes a one-item Replace change.

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action, object newItem, object oldItem, int index)
Parameters
NotifyCollectionChangedAction action

System.Object newItem

System.Object oldItem

System.Int32 index

NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction, Object, Object, Int32, PropertyChangingEventArgsEx)

Declaration
public NotifyCollectionChangingEventArgs(NotifyCollectionChangedAction action, object newItem, object oldItem, int index, PropertyChangingEventArgsEx propertyArgs)
Parameters
NotifyCollectionChangedAction action

System.Object newItem

System.Object oldItem

System.Int32 index

PropertyChangingEventArgsEx propertyArgs

Properties

Action

Provides data for the CollectionChanging event.

Declaration
public NotifyCollectionChangedAction Action { get; protected set; }
Property Value
NotifyCollectionChangedAction

NewItems

Gets the list of new items involved in the change.

Declaration
public IList NewItems { get; protected set; }
Property Value
System.Collections.IList

NewStartingIndex

Gets the index at which the change occurred.

Declaration
public int NewStartingIndex { get; protected set; }
Property Value
System.Int32

OldItems

Gets the list of items affected by a Replace, Remove, or Move action.

Declaration
public IList OldItems { get; protected set; }
Property Value
System.Collections.IList

OldStartingIndex

Gets the index at which a Move, Remove, ore Replace action occurred.

Declaration
public int OldStartingIndex { get; protected set; }
Property Value
System.Int32

PropertyArgs

Gets the property arguments when property changing has been fired.

Declaration
public PropertyChangingEventArgsEx PropertyArgs { get; protected set; }
Property Value
PropertyChangingEventArgsEx

The property arguments.

Extension Methods

SvgExtentions.Traverse<T>(T, Func<T, IEnumerable<T>>)
SvgExtentions.TraverseDepthFirst<T>(T, Func<T, IEnumerable<T>>)
Getting Started
  • Install Now
  • Demos
  • Step-by-Step Tutorial
  • Sample Applications
  • SDK Samples
  • Visual Studio Extensions
Support Resources
  • Code Library
  • Knowledge Base
  • Videos
Community
  • Forums
  • Blogs
  • Feedback Portal
  • Document Processing Feedback Portal

Copyright © 2018 Progress Software Corporation and/or its subsidiaries or affiliates.
All Rights Reserved.

Progress, Telerik, and certain product names used herein are trademarks or registered trademarks of Progress Software Corporation and/or one of its subsidiaries or affiliates in the U.S. and/or other countries. See Trademarks for appropriate markings.