public void BeginEdit()
{
if (this.restorePointToken == null)
{
this.restorePointToken = this.privateTracker.AddRestorePoint();
}
}
public void CancelEdit()
{
if (this.restorePointToken != null)
{
this.privateTracker.UndoTo(this.restorePointToken);
this.restorePointToken = null;
}
}
public virtual void RedoTo(RestorePointToken token)
{
if (!this.UndoRedoOperationEnabledCheck())
{
return;
}
this.UndoToRestorePoint(
() => this.RedoOperationCollection.GetOperationsToRestorePoint(token),
this.UndoOperationCollection.Push,
string.Format(this.NameGenerationConfiguration.RedoToStringFormat, token.Name));
}
public void Trim(RestorePointToken restorePoint)
{
int?index = this.RestorePointIndex(o => (o is RestorePoint) && ReferenceEquals(((RestorePoint)o).Token, restorePoint));
if (!index.HasValue)
{
return;
}
for (int i = 0; i < index.Value; i++)
{
var removed = this.operations.First;
this.operations.RemoveFirst();
this.OnCollectionChanged(new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Remove, removed));
}
}
public bool RestorePointExists(RestorePointToken restorePoint)
{
return(this.UndoOperationCollection.RestorePointExists(restorePoint));
}
public virtual void UndoTo(RestorePointToken token)
{
if (!this.UndoRedoOperationEnabledCheck())
{
return;
}
this.UndoToRestorePoint(
() => this.UndoOperationCollection.GetOperationsToRestorePoint(token),
this.RedoOperationCollection.Push,
string.Format(this.NameGenerationConfiguration.UndoToStringFormat, token.Name));
}
public bool RestorePointExists(RestorePointToken restorePoint)
{
return this.UndoOperationCollection.RestorePointExists(restorePoint);
}
public bool RestorePointExists(RestorePointToken token)
{
return(this.RestorePointIndex(o => (o is RestorePoint) && ReferenceEquals(((RestorePoint)o).Token, token)) != null);
}
public Stack <Operation> GetOperationsToRestorePoint(RestorePointToken token)
{
return(GetOperationsToRestorePoint(o => (o is RestorePoint) && ReferenceEquals(((RestorePoint)o).Token, token)));
}
public RestorePoint(string name)
{
this.Name = name;
this.Token = new RestorePointToken(name);
}
public static void UndoTo( object trackedObject, RestorePointToken token )
{
ITrackedObject to = CheckObject( trackedObject );
((AggregateTracker)to.Tracker).UndoTo( token );
}
public static bool RestorePointExists(object trackedObject, RestorePointToken restorePoint)
{
ITrackedObject to = CheckObject(trackedObject);
return ((AggregateTracker)to.Tracker).RestorePointExists(restorePoint);
}
public void EndEdit()
{
this.restorePointToken = null;
}
public void Trim(RestorePointToken restorePoint)
{
int? index = this.RestorePointIndex(o => (o is RestorePoint) && ReferenceEquals(((RestorePoint)o).Token, restorePoint));
if (!index.HasValue)
{
return;
}
for (int i = 0; i < index.Value; i++)
{
var removed = this.operations.First;
this.operations.RemoveFirst();
this.OnCollectionChanged(new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Remove, removed));
}
}
public bool RestorePointExists(RestorePointToken token)
{
return this.RestorePointIndex(o => (o is RestorePoint) && ReferenceEquals(((RestorePoint)o).Token, token)) != null;
}
public Stack<Operation> GetOperationsToRestorePoint(RestorePointToken token)
{
return GetOperationsToRestorePoint(o => (o is RestorePoint) && ReferenceEquals(((RestorePoint)o).Token, token));
}
