private void ItemAdding(object sender, ItemAddingEventArgs e)
{
var Item = e.Item;
if (Item is BaseIdEntity)
{
(Item as BaseIdEntity)._id = ObjectId.GenerateNewId().ToString();
}
if (Item is BaseEntity)
{
(Item as BaseEntity).Tag = "New " + Item.GetType().Name;
}
}
void OnNavBarItemAdding(object sender, ItemAddingEventArgs e)
{
var itemTextTemplate = (DataTemplate)_navBar.Resources["NavBarItemTextTemplate"];
e.Item.SetBinding(NavBarItem.ImageSourceProperty, new Binding("LargeIcon")
{
Source = e.SourceObject
});
e.Item.SetBinding(NavBarItem.ContentProperty, new Binding("Title")
{
Source = e.SourceObject, Converter = new ContentToControlConverter(), ConverterParameter = itemTextTemplate
});
}
void OnItemAdding(object sender, ItemAddingEventArgs e)
{
if (e.Item == null || e.Item.DataContext == null)
{
return;
}
Image image = new Image();
BitmapImage bitmapImage = new BitmapImage();
MemoryStream stream = new MemoryStream(((Employee)e.Item.DataContext).Photo);
bitmapImage.SetSource(stream);
e.Item.ImageSource = bitmapImage;
e.Item.Content = ((Employee)e.Item.DataContext).FirstName;
}
private void AddNewCore(object newItem)
{
if (newItem == null)
{
throw new ArgumentNullException("newItem");
}
var eventArgs = new ItemAddingEventArgs(ItemAddingEvent, newItem);
this.RaiseEvent(eventArgs);
if (eventArgs.Cancel)
{
return;
}
newItem = eventArgs.Item as DataFormListEntry;
this.Items.Add(newItem as DataFormListEntry);
this.RaiseEvent(new ItemEventArgs(ItemAddedEvent, newItem));
_isCollectionUpdated = true;
this.SelectedItem = newItem;
}
private void ItemAddingEventHandler(object sender, ItemAddingEventArgs e)
{
var Item = e.Item;
if (Item is BaseIdEntity)
{
(Item as BaseIdEntity)._id = ObjectId.GenerateNewId().ToString();
}
if (Item is BaseEntity)
{
(Item as BaseEntity).Tag = "New " + Item.GetType().Name;
}
if (Item is BaseIdTimeStampEntity)
{
(Item as BaseIdTimeStampEntity).CreatedOn = DateTime.Now;
(Item as BaseIdTimeStampEntity).UpdatedOn = DateTime.Now;
}
if (Item is BaseContent && ParentChatNode != null)
{
(Item as BaseContent).NodeId = ParentChatNode.Id;
}
if ((Item is SectionContent || Item is ButtonContent) && ChatContentOwner != null)
{
if (ChatContentOwner is Section && Item is SectionContent)
{
(Item as SectionContent).SectionId = (ChatContentOwner as Section)._id;
}
else if (ChatContentOwner is Button && Item is ButtonContent)
{
(Item as ButtonContent).ButtonId = (ChatContentOwner as Button)._id;
}
}
}
private void EntitiesPanel_ItemAdding(object sender, ItemAddingEventArgs e)
{
//set e.Accept to true only for those item which you want to leave in the tree
}
private void OnItemAdding(object sender, ItemAddingEventArgs e)
{
var item = (e.NewItem as LinguisticVariable);
}
private void ItemAddingEventHandler(object sender, ItemAddingEventArgs e)
{
PreProccessAddingItem(e.Item);
}
private void AddNew(object sender, ExecutedRoutedEventArgs e)
{
object newItem = null;
if (realType == null)
{
if (Items.Count > 0)
{
ItemsSourceType = Items[0].GetType();
}
}
if (Items.Count == 0)
{
if (ItemsSourceType == null)
{
var type = ItemsSource.GetType();
if (type.IsGenericType)
{
ItemsSourceType = type.GetGenericArguments()[0];
}
}
try
{
if (realType != null)
{
newItem = Activator.CreateInstance(realType);
}
ItemsSource.Add(newItem);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
else
{
newItem = Items[0];
if (realType == typeof(string))
{
newItem = "";
}
else
{
newItem = this.CreateNewItem(realType);
}
ItemsSource.Add(newItem);
}
if (newItem == null)
{
return;
}
var eventArgs = new ItemAddingEventArgs(ItemAddingEvent, newItem);
this.RaiseEvent(eventArgs);
if (eventArgs.Cancel)
{
return;
}
newItem = eventArgs.Item;
this.Items.Add(newItem);
//this.RaiseEvent( new ItemEventArgs( ItemAddedEvent, newItem ) );
this.SelectedItem = newItem;
}
