private void Reload()
{
Beginning.Raise(this, EventArgs.Empty);
Reloaded.Raise(this, EventArgs.Empty);
Ending.Raise(this, EventArgs.Empty);
Ended.Raise(this, EventArgs.Empty);
}
private void ModifySelected(IEnumerable <object> selection)
{
Beginning.Raise(this, EventArgs.Empty);
foreach (var obj in selection)
{
var data = obj.As <DataItem>();
if (data == null)
{
continue;
}
switch (data.Type)
{
case DataType.Integer:
data.Value = (int)data.Value + s_random.Next(2, 6);
break;
case DataType.String:
data.Value = string.Format("{0}{1}", data.Value, Alphabet[s_random.Next(0, Alphabet.Length)]);
break;
}
ItemChanged.Raise(this, new ItemChangedEventArgs <object>(data));
}
Ending.Raise(this, EventArgs.Empty);
Ended.Raise(this, EventArgs.Empty);
}
private void GenerateFlat(DataItem parent)
{
Beginning.Raise(this, EventArgs.Empty);
var items = s_random.Next(5, 16);
for (var i = 0; i < items; i++)
{
var data = CreateItem(parent);
data.ItemChanged += DataItemChanged;
if (parent != null)
{
parent.Children.Add(data);
}
else
{
m_data.Add(data);
}
ItemInserted.Raise(this, new ItemInsertedEventArgs <object>(-1, data, parent));
}
if (parent != null)
{
ItemChanged.Raise(this, new ItemChangedEventArgs <object>(parent));
}
Ending.Raise(this, EventArgs.Empty);
Ended.Raise(this, EventArgs.Empty);
}
/// <summary>
/// Ends the current transaction</summary>
public virtual void End()
{
if (InTransaction)
{
OnEnding();
Ending.Raise(this, EventArgs.Empty);
OnEnded();
Ended.Raise(this, EventArgs.Empty);
// transaction operations are assumed to be available by the Ended listeners like HistoryContext
m_transactionOperations = null;
m_transactionName = null;
}
}
/// <summary>
/// End validation
/// </summary>
public void ValidationEnded()
{
if (!m_validating)
{
return;
}
try
{
Ending.Raise(this, EventArgs.Empty);
Ended.Raise(this, EventArgs.Empty);
}
finally
{
m_validating = false;
}
}
protected void End()
{
Ended.Raise();
}
public void ValidationEnding()
{
Ending.Raise(this, EventArgs.Empty);
Ended.Raise(this, EventArgs.Empty);
}
public void RaiseEnded()
{
Ended.Raise(this, EventArgs.Empty);
}