void UnsubscribeChanged(object obj)
{
ChangeDependencyObject c = obj as ChangeDependencyObject;
if (c != null)
{
c.ObjectChanged -= new EventHandler(obj_ObjectChanged);
}
}
private void DoUpdate()
{
ValidationCollection.Clear();
ProcessValidation();
ValidationObject v = ChangeDependencyObject.GetOverallValidation(this);
this.ValidationCollection.AddValidation(null, v.Code, v.Message);
Changed = true;
}
public override void AcceptChanges()
{
base.AcceptChanges();
foreach (T item in this)
{
ChangeDependencyObject cdo = item as ChangeDependencyObject;
if (cdo != null)
{
cdo.AcceptChanges();
}
}
}
public override void RejectChanges()
{
base.RejectChanges();
if (typeof(T) == typeof(ChangeDependencyObject))
{
foreach (T item in this)
{
ChangeDependencyObject cdo = item as ChangeDependencyObject;
if (cdo != null)
{
cdo.RejectChanges();
}
}
}
}
public override void BeginInitialization()
{
base.BeginInitialization();
if (typeof(T) == typeof(ChangeDependencyObject))
{
foreach (T item in this)
{
ChangeDependencyObject cdo = item as ChangeDependencyObject;
if (cdo != null)
{
cdo.BeginInitialization();
}
}
}
}
static void OnChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
{
ChangeDependencyObject me = sender as ChangeDependencyObject;
if (me != null)
{
if (me.Changed)
{
if ((bool)e.OldValue != (bool)e.NewValue)
{
if (me.ObjectChanged != null)
{
me.ObjectChanged(me, EventArgs.Empty);
}
}
}
}
}
public virtual void AcceptChanges()
{
if (_log.IsDebugEnabled)
{
_log.DebugFormat("Starting {0}", MethodBase.GetCurrentMethod().ToString());
}
try
{
Type[] t = new Type[0];
if (this.GetType().GetConstructor(t) != null)
{
Original = this.GetType().GetInstance() as ChangeDependencyObject;
}
}
catch (System.ArgumentException ex)
{
if (_log.IsWarnEnabled)
{
_log.Warn("Error initializing \"Original\"", ex);
}
}
if (Original != null)
{
Original.BeginInitialization();
Original.CopyProperties(this);
Original.EndInitialization();
}
DoProcessValidation();
Changed = false;
if (_log.IsDebugEnabled)
{
_log.DebugFormat("Ending {0}", MethodBase.GetCurrentMethod().ToString());
}
}
protected static void OnItemChanged(DependencyObject sender, DependencyPropertyChangedEventArgs e)
{
if (_log.IsDebugEnabled)
{
_log.DebugFormat("Starting {0}", MethodBase.GetCurrentMethod().ToString());
}
ChangeDependencyObject me = sender as ChangeDependencyObject;
if (me != null && !me.IsInitializing)
{
if (e.NewValue != e.OldValue)
{
me.Changed = true;
me.DoProcessValidation();
}
}
if (_log.IsDebugEnabled)
{
_log.DebugFormat("Ending {0}", MethodBase.GetCurrentMethod().ToString());
}
}
