public static bool Validate(this ListTabControl source)
{
foreach (var item in source.Items)
{
var content = item as ContentControl;
if (content == null)
{
continue;
}
var ui = content.Content as FrameworkElement;
if (ui == null)
{
continue;
}
if (ui.BindingGroup == null)
{
continue;
}
foreach (var exp in ui.BindingGroup.BindingExpressions)
{
exp.UpdateSource();
}
}
return(source.GetHasError());
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
tabControl = GetTemplateChild("tabControl") as ListTabControl;
dataGrid = GetTemplateChild("dg") as ItemsControl;
}
public static ValidationError[] GetErrors(this ListTabControl source)
{
List <ValidationError> list = new List <ValidationError>();
foreach (var item in source.Items)
{
var content = item as ContentControl;
if (content == null)
{
continue;
}
var ui = content.Content as DependencyObject;
if (ui == null)
{
continue;
}
if (System.Windows.Controls.Validation.GetHasError(ui))
{
list.AddRange(System.Windows.Controls.Validation.GetErrors(ui));
}
}
return(list.ToArray());
}
public static bool GetHasError(this ListTabControl source)
{
bool has = false;
foreach (var item in source.Items)
{
var content = item as ContentControl;
if (content == null)
{
continue;
}
var ui = content.Content as DependencyObject;
if (ui == null)
{
continue;
}
has = has || System.Windows.Controls.Validation.GetHasError(ui);
if (has)
{
break;
}
}
return(has);
}
public static List <BindingExpressionBase> ExtractBindingExpressions(this ListTabControl source)
{
List <BindingExpressionBase> list = new List <BindingExpressionBase>();
foreach (var item in source.Items)
{
var content = item as ContentControl;
if (content == null)
{
continue;
}
var ui = content.Content as FrameworkElement;
if (ui == null)
{
continue;
}
if (ui.BindingGroup == null)
{
continue;
}
list.AddRange(ui.BindingGroup.BindingExpressions.ToList());
ui.BindingGroup.BindingExpressions.Clear();
}
return(list);
}
public static string GetError(this ListTabControl source)
{
foreach (var item in source.Items)
{
var content = item as ContentControl;
if (content == null)
{
continue;
}
var ui = content.Content as DependencyObject;
if (ui == null)
{
continue;
}
if (System.Windows.Controls.Validation.GetHasError(ui))
{
return(System.Windows.Controls.Validation.GetErrors(ui)[0].ErrorContent.ToString());
}
}
return(null);
}
public ListTabControlItemSelectorController(ListTabControl tabControl)
{
this.tabControl = tabControl;
}
