private static void OnSelectedIndexPropertyChanged(DependencyObject source,
DependencyPropertyChangedEventArgs e)
{
AutoComplete control = source as AutoComplete;
if (e.NewValue != null)
{
try
{
int index = (int)e.NewValue;
if (index == -1)
{
control.SetValue(SelectedItemProperty, control.MapaObjects["null"]);
}
else if (control.InternalItemSelected == null || (control.InternalItemSelected != null &&
index != control.InternalItemSelected.index))
{
control.SetValue(SelectedItemProperty, control.GetObjectByIndex(index));
}
}
catch (Exception ex)
{
}
}
}
private static void OnSelectedValuePropertyChanged(DependencyObject source,
DependencyPropertyChangedEventArgs e)
{
AutoComplete control = source as AutoComplete;
System.Diagnostics.Debug.WriteLine("OnSelectedValuePropertyChanged: " + control.txt.Text);
string codigo = "";
if (e.NewValue == null || (e.NewValue != null && String.IsNullOrEmpty(e.NewValue.ToString())))
{
codigo = "null";
}
else
{
codigo = e.NewValue.ToString();
}
if (control.MapaObjects.ContainsKey(codigo))
{
if (control.InternalItemSelected == null ||
(control.InternalItemSelected != null &&
control.GetCodigoObject(control.MapaObjects[codigo]) !=
control.InternalItemSelected.Codigo)
)
{
control.SetValue(SelectedItemProperty, control.MapaObjects[codigo]);
}
}
}
private static void OnLabelLinkPropertyChanged(DependencyObject source,
DependencyPropertyChangedEventArgs e)
{
AutoComplete control = source as AutoComplete;
if (e.NewValue != null)
{
if (String.IsNullOrEmpty(control.LabelLinkItemSelected) ||
(control.LabelLinkItemSelected != null && control.LabelLinkItemSelected == LABEL_LINK_DEFAULT))
{
control.LabelLinkItemSelected = e.NewValue.ToString();
}
}
}
private static void OnSelectedItemPropertyChanged(DependencyObject source,
DependencyPropertyChangedEventArgs e)
{
AutoComplete control = source as AutoComplete;
System.Diagnostics.Debug.WriteLine("OnSelectedItemPropertyChanged: " + control.txt.Text);
if (control.MapaObjects.Count == 0)
{
Item item = new Item()
{
Codigo = "null", Descricao = SELECIONE
};
control.Items.Add(item);
control.MapaObjects.Add(item.Codigo, null);
control.MapaItems.Add(item.Codigo, item);
}
else if (control.MapaObjects.ContainsKey(control.GetCodigoObject(e.NewValue)))
{
control.InternalItemSelected = control.MapaItems[control.GetCodigoObject(e.NewValue)];
if (control.InternalItemSelected != null)
{
control.SetValue(SelectedValueProperty, control.InternalItemSelected.Codigo);
control.SetValue(SelectedIndexProperty, control.InternalItemSelected.index);
control._bufferSearch.Clear();
if (!control._ehEntrada)
{
control.LabelLinkItemSelected = control.SetLabelLink(control.GetDescricaoObject(control.MapaObjects[control.InternalItemSelected.Codigo]));
control.txt.Text = control.InternalItemSelected.Descricao;
control._bufferSearch.Append(control.InternalItemSelected.Descricao);
control.FecharPopup();
}
else
{
control.txt.Text = "";
}
control.txtHolder.Text = "";
if (control.SelectionChanged != null)
{
control.SelectionChanged(control, e);
}
}
}
}
private static void OnItemsSourcePropertyChanged(DependencyObject source,
DependencyPropertyChangedEventArgs e)
{
AutoComplete control = source as AutoComplete;
System.Diagnostics.Debug.WriteLine("OnItemsSourcePropertyChanged: " + control.txt.Text);
IEnumerable <object> lista = (IEnumerable <object>)e.NewValue;
if (lista != null && control != null)
{
// Inicializa os mapas de referência para cada atribuição do source
control.MapaObjects = new Dictionary <string, object>();
control.MapaItems = new Dictionary <string, Item>();
control.Items = new List <Item>();
control.InternalItemSelected = null;
control.LabelLinkItemSelected = control.SetLabelLink("");
control.ParseToItems(lista);
control.MinimumSearchLength = 0;
control.SetValue(HasItemsProperty, control.Items.Count() > 1);
}
}
private static void OnPlacementPropertyChanged(DependencyObject source,
DependencyPropertyChangedEventArgs e)
{
AutoComplete control = source as AutoComplete;
if (e.NewValue != null)
{
switch (e.NewValue.ToString().ToUpper())
{
case "TOP":
control.InternalPlacement = PlacementMode.Top;
break;
case "LEFT":
control.InternalPlacement = PlacementMode.Left;
break;
default:
control.InternalPlacement = PlacementMode.Bottom;
break;
}
}
}
