/// <summary> Raises the <see cref="TreeChanged"/> event in this and all overlying instances.
/// </summary>
protected void OnTreeChanged()
{
var eventArgs = new TreeChangedEventArgs(this);
OnTreeChanged(eventArgs);
BusinessObjectTreeHelper.OnTreeChanged(this, eventArgs);
}
protected virtual void OnTreeChanged(TreeChangedEventArgs e)
{
if (this.TreeChanged == null)
{
return;
}
this.TreeChanged((object)this, e);
}
public static IObjectBM GetBusinessObject(this TreeChangedEventArgs args)
{
if (args.OriginalSource == null)
{
return(null);
}
//TODO: return null or throw exception if original source is no IObjectBM
return((IObjectBM)args.OriginalSource);
}
private void _root_TreeChanged(object sender, TreeChangedEventArgs e)
{
this._leafs = (List <Category>)null;
if (this.TreeChanged == null)
{
return;
}
this.TreeChanged(sender, e);
}
private void If_ObjectC_Changed_Then_Change_ObjectB(object sender, TreeChangedEventArgs args)
{
//LOG: using(this.LogBlock(Flow.Enter.EventHandler.Current.Parameter("Source",args.OriginalSource.GetType().Name)))
{
if (args.OriginalSource == this.B.C)
{
using (BusinessObjectTreeHelper.PauseTreeChangedEvents()) {
this.B.Change();
}
}
}
}
/// <summary> Raises the <see cref="TreeChanged"/> event in this and all overlying instances.
/// </summary>
/// <param name="e">The <see cref="TreeChangedEventArgs"/> instance containing the event data.</param>
/// <seealso cref="docːObjectBM.TreeChangedˑexample1"/>
protected virtual void OnTreeChanged(TreeChangedEventArgs e)
{
if (TreeChanged != null)
{
BusinessObjectTreeHelper.OnTreeChanged(TreeChanged, this, e);
}
var p = this.Parent;
while (p != null)
{
if (p is ObjectBM)
{
((ObjectBM)Parent).OnTreeChanged(e);
break;
}
else
{
//EventUtil.Raise(p.TreeChanged,..);
throw new NotImplementedException("{D070E402-AD00-4653-8B60-350EC9E2FAF4}");
}
//p = (IObjectBM) p.Parent;
}
}
private void Child_TreeChanged(object sender, TreeChangedEventArgs e)
{
this.OnTreeChanged(e);
}
/// <summary> Called by <see cref="IObjectBM"/>.OnTreeChanged() when tree changed.
/// </summary>
/// <param name="businessObject">The business object.</param>
/// <param name="eventArgs">The <see cref="TreeChangedEventArgs"/> instance containing the event data.</param>
internal static void OnTreeChanged(ObjectBM businessObject, TreeChangedEventArgs eventArgs)
{
OnTreeChanged(TreeChanged, businessObject, eventArgs);
}
/// <summary> Called by <see cref="IObjectBM"/>.OnTreeChanged(TreeChangedEventArgs) when tree changed.
/// </summary>
/// <param name="eventDelegate">The event delegate.</param>
/// <param name="businessObject">The business object.</param>
/// <param name="eventArgs">The <see cref="TreeChangedEventArgs"/> instance containing the event data.</param>
internal static void OnTreeChanged(EventHandler <TreeChangedEventArgs> eventDelegate, ObjectBM businessObject, TreeChangedEventArgs eventArgs)
{
if (eventDelegate == null)
{
return;
}
if (!IsTreeChangedEventDelayed && !IsTreeChangedEventSkipped && s_DelayedTreeChangedEvents.Count == 0)
{
EventUtil.Raise(eventDelegate, businessObject, eventArgs, "{3B5112B8-C8D9-4E00-AC37-AE191EA26E79}");
}
else if (!IsTreeChangedEventSkipped)
{
s_DelayedTreeChangedEvents.Add(new Tuple <EventHandler <TreeChangedEventArgs>, ObjectBM, TreeChangedEventArgs>(eventDelegate, businessObject, eventArgs));
}
}
private void TreeChanged(object sender, TreeChangedEventArgs e)
{
this.InvalidateTree();
}
