/// <summary>
/// Appies the binding to the breadcrumb item.
/// </summary>
public void ApplyBinding()
{
object item = DataContext;
if (item == null)
{
return;
}
BreadcrumbItem root = this;
DataTemplate template = HeaderTemplate;
DataTemplateSelector templateSelector = HeaderTemplateSelector;
if (templateSelector != null)
{
template = templateSelector.SelectTemplate(item, root);
}
if (template == null)
{
DataTemplateKey key = GetResourceKey(item);
if (key != null)
{
template = TryFindResource(key) as DataTemplate;
}
}
root.SelectedItem = null;
HierarchicalDataTemplate hdt = template as HierarchicalDataTemplate;
if (template != null)
{
root.Header = template.LoadContent();
}
else
{
root.Header = item;
}
root.DataContext = item;
if (hdt != null)
{
// bind the Items to the hierarchical data template:
root.SetBinding(BreadcrumbItem.ItemsSourceProperty, hdt.ItemsSource);
}
BreadcrumbBar bar = BreadcrumbBar;
if (bar != null)
{
if (TraceBinding == null)
{
TraceBinding = bar.TraceBinding;
}
if (ImageBinding == null)
{
ImageBinding = bar.ImageBinding;
}
}
if (TraceBinding != null)
{
root.SetBinding(BreadcrumbItem.TraceProperty, TraceBinding);
}
if (ImageBinding != null)
{
root.SetBinding(BreadcrumbItem.ImageProperty, ImageBinding);
}
ApplyProperties(item);
}
/// <summary>
/// Generate BarCrum Tree Items
/// </summary>
/// <param name="objlist">TreeItem Collection</param>
private void GenerateBar(IEnumerable <SystemMenuTreeList> objlist)
{
try
{
Binding languageBinding = new Binding()
{
Source = this,
Mode = BindingMode.TwoWay,
UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged,
Path = new PropertyPath(BreadcrumbItem.LanguageProperty)
};
LocalizeItemSelector localizeItemSelector;
foreach (var item in objlist)
{
localizeItemSelector = new LocalizeItemSelector();
CommonMethods.AddLocalizeItem(localizeItemSelector, "ja", item.NameJa != null ? item.NameJa : PropertyValueNotSet);
CommonMethods.AddLocalizeItem(localizeItemSelector, "en", item.NameEn != null ? item.NameEn : PropertyValueNotSet);
CommonMethods.AddLocalizeItem(localizeItemSelector, "th", item.NameTh != null ? item.NameTh : PropertyValueNotSet);
CommonMethods.AddLocalizeItem(localizeItemSelector, "zh", item.NameTh != null ? item.NameTh : PropertyValueNotSet);
if (item.PId == 0)
{
withChildBreadcrumbItem = new BreadcrumbItem();
withChildBreadcrumbItem.Header = localizeItemSelector.setLocalizeValue(withChildBreadcrumbItem, BreadcrumbItem.HeaderProperty);
withChildBreadcrumbItem.PageUri = item.PageUri;
withChildBreadcrumbItem.SetBinding(BreadcrumbItem.LanguageProperty, languageBinding);
this.Items.Add(withChildBreadcrumbItem);
var Parents1 = ItemSource.OrderBy(p => p.DisplayIndex).Where(p => p.PId == item.Id);
if (Parents1.Any())
{
GenerateBar(Parents1);
}
}
else
{
withoutChildBreadcrumbItem = new BreadcrumbItem();
withoutChildBreadcrumbItem.PageUri = item.PageUri;
withoutChildBreadcrumbItem.SetBinding(BreadcrumbItem.LanguageProperty, languageBinding);
withoutChildBreadcrumbItem.Header = localizeItemSelector.setLocalizeValue(withoutChildBreadcrumbItem, BreadcrumbItem.HeaderProperty);
if (!DicBreadCrumbItemAddressBar.ContainsKey(item.Id))
{
DicBreadCrumbItemAddressBar.Add(item.Id, withoutChildBreadcrumbItem);
}
if (DicBreadCrumbItemAddressBar.ContainsKey(item.PId))
{
DicBreadCrumbItemAddressBar[item.PId].Items.Add(withoutChildBreadcrumbItem);
}
else
{
withChildBreadcrumbItem.Items.Add(withoutChildBreadcrumbItem);
}
var Parents = ItemSource.OrderBy(p => p.DisplayIndex).Where(p => p.PId == item.Id);
if (Parents.Any())
{
GenerateBar(Parents);
}
}
}
}
catch (Exception)
{
throw;
}
}
