netDXF Standard
netDxf Namespaces
netDxf.Collections
ApplicationRegistries Class
AttributeCollection Class
AttributeDefinitionDictionary Class
AttributeDefinitionDictionary.AddItemEventHandler Delegate
AttributeDefinitionDictionary.BeforeAddItemEventHandler Delegate
AttributeDefinitionDictionary.BeforeRemoveItemEventHandler Delegate
AttributeDefinitionDictionary.RemoveItemEventHandler Delegate
AttributeDefinitionDictionaryEventArgs Class
BlockRecords Class
DimensionStyleOverrideDictionary Class
DimensionStyleOverrideDictionary.AddItemEventHandler Delegate
DimensionStyleOverrideDictionary.BeforeAddItemEventHandler Delegate
DimensionStyleOverrideDictionary.BeforeRemoveItemEventHandler Delegate
DimensionStyleOverrideDictionary.RemoveItemEventHandler Delegate
DimensionStyleOverrideDictionaryEventArgs Class
DimensionStyles Class
EntityCollection Class
EntityCollection.AddItemEventHandler Delegate
EntityCollection.BeforeAddItemEventHandler Delegate
EntityCollection.BeforeRemoveItemEventHandler Delegate
EntityCollection.RemoveItemEventHandler Delegate
EntityCollectionEventArgs Class
Groups Class
ImageDefinitions Class
Layers Class
Layouts Class
Linetypes Class
MLineStyles Class
ObservableCollection(T) Class
ObservableCollection(T).AddItemEventHandler Delegate
ObservableCollection(T).BeforeAddItemEventHandler Delegate
ObservableCollection(T).BeforeRemoveItemEventHandler Delegate
ObservableCollection(T).RemoveItemEventHandler Delegate
ObservableCollectionEventArgs(T) Class
ObservableDictionary(TKey, TValue) Class
ObservableDictionary(TKey, TValue).AddItemEventHandler Delegate
ObservableDictionary(TKey, TValue).BeforeAddItemEventHandler Delegate
ObservableDictionary(TKey, TValue).BeforeRemoveItemEventHandler Delegate
ObservableDictionary(TKey, TValue).RemoveItemEventHandler Delegate
ObservableDictionaryEventArgs(TKey, TValue) Class
ShapeStyles Class
SupportFolders Class
TableObjects(T) Class
TextStyles Class
UCSs Class
UnderlayDgnDefinitions Class
UnderlayDwfDefinitions Class
UnderlayPdfDefinitions Class
Views Class
VPorts Class
XDataDictionary Class
XDataDictionary.AddAppRegEventHandler Delegate
XDataDictionary.RemoveAppRegEventHandler Delegate
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ObservableCollectionTBeforeAddItemEventHandler Delegate

imbVeles Framework: imbSCI | imbACE | imbNLP | imbWEM | imbWBI

Namespace:  netDxf.Collections
Assembly:  netDXF.Standard (in netDXF.Standard.dll) Version: 2.1.1
Syntax
C#
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public delegate void BeforeAddItemEventHandler(
	ObservableCollection<T> sender,
	ObservableCollectionEventArgs<T> e
)
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Parameters

sender
Type: netDxf.CollectionsObservableCollectionT
e
Type: netDxf.CollectionsObservableCollectionEventArgsT
See Also