/// <summary>
/// Determines whether the specified <see cref="System.Object"/> is equal to this instance.
/// </summary>
/// <param name="obj">The <see cref="System.Object"/> to compare with this instance.</param>
/// <returns>
/// <c>true</c> if the specified <see cref="System.Object"/> is equal to this instance; otherwise, <c>false</c>.
/// </returns>
public override bool Equals(object obj)
{
CollectionObservationHandle other = obj as CollectionObservationHandle;
return(other != null &&
this.PropertyChangedHandle.Equals(other.PropertyChangedHandle, false) &&
this.Callback.Equals(other.Callback));
}
/// <summary>
/// Monitors an INotifyCollectionChanged property and prints out any changes in the console using Debug.WriteLine(...).
/// </summary>
/// <param name="source">The source object that contains the property to monitor.</param>
/// <param name="path">The path to the property to monitor.</param>
/// <param name="announceMonitorBegin">if set to <c>true</c> an anouncement is made using Debug.WriteLine(...) when this method is called.</param>
/// <returns>
/// The CollectionObservationHandle that is used to monitor the specified collection property.
/// </returns>
public static CollectionObservationHandle MonitorCollection(object source, string path, bool announceMonitorBegin = true)
{
if (announceMonitorBegin)
{
Console.WriteLine("Monitoring collection property path \"{0}\" of source \"{1}\".", path, source);
}
return(CollectionObservationHandle.GetDistinctInstance(source, path, CollectionChangeCallback));
}
/// <summary>
/// Initializes a new instance of the <see cref="CollectionObservationCallbackArgs"/> class.
/// </summary>
/// <param name="handle">The CollectionObservationHandle instance that is assiciated with the callback.</param>
/// <param name="notifyCollectionChangedEventArgs">The <see cref="System.Collections.Specialized.NotifyCollectionChangedEventArgs"/> instance containing the event data.</param>
public CollectionObservationCallbackArgs(CollectionObservationHandle handle, NotifyCollectionChangedEventArgs notifyCollectionChangedEventArgs)
{
this.ChangeType = ChangeType.CollectionChanged;
this.Handle = handle;
this.NotifyCollectionChangedEventArgs = notifyCollectionChangedEventArgs;
}
/// <summary>
/// Initializes a new instance of the <see cref="CollectionObservationCallbackArgs"/> class.
/// </summary>
/// <param name="handle">The CollectionObservationHandle instance that is assiciated with the callback.</param>
/// <param name="propertyChangedCallbackArgs">The PropertyChangedCallbackArgs instance that was caused by a property change.</param>
public CollectionObservationCallbackArgs(CollectionObservationHandle handle, PropertyChangedCallbackArgs propertyChangedCallbackArgs)
{
this.ChangeType = ChangeType.PropertyChanged;
this.Handle = handle;
this.PropertyChangedCallbackArgs = propertyChangedCallbackArgs;
}
