DispatcherObservableCollection

DispatcherObservableCollection

public DispatcherObservableCollection(IDispatcher dispatcher, IListEx<TItem> items)

dispatcherObservableCollection = DispatcherObservableCollection(dispatcher, items)

The class represents a synchronized collection that can be used in WPF applications.

Count

public override int Count { get; }

value = dispatcherObservableCollection.Count

Gets the number of elements in the collection.

Dispatcher

public IDispatcher Dispatcher { get; }

value = dispatcherObservableCollection.Dispatcher

The dispatcher used to update the collection.

IsReadOnly

public bool IsReadOnly { get; }

value = dispatcherObservableCollection.IsReadOnly

Gets a value indicating whether the collection is read-only.

Item

public TItem Item { get; set; }

value = dispatcherObservableCollection.Item
dispatcherObservableCollection.Item = value

Gets the IPoint at the specified index, which merges the X,Y and higher order values into a single point

Items

public IListEx<TItem> Items { get; }

value = dispatcherObservableCollection.Items

The underlying collection.

SyncRoot

public Lock SyncRoot { get; }

value = dispatcherObservableCollection.SyncRoot

Gets the synchronization root object.

Add

public virtual void Add(TItem item)

dispatcherObservableCollection.Add(item)

Adds the specified object to the current object.

other

The object to add.

戻り値: The result of the addition operation.

AddRange

public virtual void AddRange(IEnumerable<TItem> items)

dispatcherObservableCollection.AddRange(items)

Adds a range of elements to the collection.

items

The range of elements.

Clear

public virtual void Clear()

dispatcherObservableCollection.Clear()

Clears all cached assemblies.

Contains

public bool Contains(TItem item)

result = dispatcherObservableCollection.Contains(item)

Determines whether the specified value is within the current range.

value

The value to test.

戻り値: true if the value is within the range; otherwise, false.

CopyTo

public void CopyTo(TItem[] array, int arrayIndex)

dispatcherObservableCollection.CopyTo(array, arrayIndex)

Copies the elements of the collection to an array.

array

The destination array.

index

The zero-based index in the array at which copying begins.

EnterScope

public Scope EnterScope()

result = dispatcherObservableCollection.EnterScope()

Enters a synchronized scope for thread-safe operations on the collection.

戻り値: A Scope that represents the synchronized scope.

GetEnumerator

public IEnumerator<TItem> GetEnumerator()

result = dispatcherObservableCollection.GetEnumerator()

Returns an enumerator that iterates through the collection.

戻り値: An enumerator for the collection.

IndexOf

public int IndexOf(TItem item)

result = dispatcherObservableCollection.IndexOf(item)

Returns the index of the specified item in the collection.

item

The item to locate.

戻り値: The zero-based index of the item, or -1 if not found.

Insert

public void Insert(int index, TItem item)

dispatcherObservableCollection.Insert(index, item)

Inserts an item into the collection at the specified index.

index

The zero-based index at which to insert the item.

item

The item to insert.

Remove

public virtual bool Remove(TItem item)

result = dispatcherObservableCollection.Remove(item)

Remove.

item

Type of .

RemoveAt

public void RemoveAt(int index)

dispatcherObservableCollection.RemoveAt(index)

Removes a point at the specified index

index

RemoveRange

public override int RemoveRange(int index, int count)

result = dispatcherObservableCollection.RemoveRange(index, count)

Removes a range of elements from the collection.

index

Starting index.

count

Number of elements to remove.

戻り値: Number of elements removed.

RemoveRange

public virtual void RemoveRange(IEnumerable<TItem> items)

dispatcherObservableCollection.RemoveRange(items)

Remove range of items.

items

Items.

AddedRange

public event Action<IEnumerable<TItem>> AddedRange

dispatcherObservableCollection.AddedRange += handler

Occurs when a range of elements is added.

AfterUpdate

public event Action AfterUpdate

dispatcherObservableCollection.AfterUpdate += handler

Occurs after the collection is updated.

BeforeUpdate

public event Action BeforeUpdate

dispatcherObservableCollection.BeforeUpdate += handler

Occurs before the collection is updated.

RemovedRange

public event Action<IEnumerable<TItem>> RemovedRange

dispatcherObservableCollection.RemovedRange += handler

Occurs when a range of elements is removed.