/// <summary>
/// Returns the object that corresponds to the specified resource key.
/// </summary>
/// <param name="serviceProvider">An object that can provide services for the markup extension.</param>
/// <returns>The object that corresponds to the specified resource key.</returns>
public override object ProvideValue(IServiceProvider serviceProvider)
{
IProvideValueTarget service = serviceProvider.GetService(typeof(IProvideValueTarget)) as IProvideValueTarget;
if (service != null && service.TargetProperty != null)
{
if (_locInstance == null)
{
_locInstance = LocalizationInstance.fromTargetProperty(service.TargetProperty);
_locInstance.Key = Key;
_locInstance.Format = Format;
}
if (service.TargetObject is DependencyObject)
{
_locInstance.AddTarget(service.TargetObject as DependencyObject);
return(_locInstance.GetValue());
}
else
{
//Localization is used in a Template
return(this);
}
}
return(null);
}
/// <summary>
/// Adds the specified localization instance to the list of manages localization instances.
/// </summary>
/// <param name="localization">The localization instance.</param>
internal static void AddLocalization(LocalizationInstance localization)
{
if (localization == null)
{
throw new ArgumentNullException("localization");
}
if (_localizationPurgeCount > 50)
{
// It's really faster to fill a new list instead of removing elements
// from the existing list when there are a lot of elements to remove.
var localizatons = new List <LocalizationInstance>(_localizations.Count);
foreach (var item in _localizations)
{
if (item.IsAlive)
{
localizatons.Add(item);
}
}
_localizations = localizatons;
_localizationPurgeCount = 0;
}
_localizations.Add(localization);
_localizationPurgeCount++;
}
public LocBindingTarget(LocalizationInstance loc, FrameworkElement targetObject, PropertyPath path)
{
_locInstance = loc;
_lbCollection.Add(this);
_path = path;
targetObject.DataContextChanged += new DependencyPropertyChangedEventHandler(update_binding);
update_binding(targetObject, new DependencyPropertyChangedEventArgs(FrameworkElement.DataContextProperty, null, targetObject.DataContext));
}
public LocBindingTarget(LocalizationInstance loc, FrameworkElement targetObject, PropertyPath path)
{
_locInstance = loc;
_lbCollection.Add(this);
_path = path;
targetObject.DataContextChanged += new DependencyPropertyChangedEventHandler(update_binding);
update_binding(targetObject, new DependencyPropertyChangedEventArgs(FrameworkElement.DataContextProperty, null, targetObject.DataContext));
}
public override object ProvideValue(IServiceProvider serviceProvider)
{
IProvideValueTarget service = serviceProvider.GetService(typeof(IProvideValueTarget)) as IProvideValueTarget;
if (service != null && service.TargetProperty != null)
{
var targetObject = service.TargetObject as FrameworkElement;
if (targetObject != null)
{
_locInstance = LocalizationInstance.fromTargetProperty(service.TargetProperty);
_locInstance.AddTarget(targetObject);
var bTarget = new LocBindingTarget(_locInstance, targetObject, Path);
return _locInstance.GetValue();
}
else
return this;
}
return null;
}
public override object ProvideValue(IServiceProvider serviceProvider)
{
IProvideValueTarget service = serviceProvider.GetService(typeof(IProvideValueTarget)) as IProvideValueTarget;
if (service != null && service.TargetProperty != null)
{
var targetObject = service.TargetObject as FrameworkElement;
if (targetObject != null)
{
_locInstance = LocalizationInstance.fromTargetProperty(service.TargetProperty);
_locInstance.AddTarget(targetObject);
var bTarget = new LocBindingTarget(_locInstance, targetObject, Path);
return(_locInstance.GetValue());
}
else
{
return(this);
}
}
return(null);
}
/// <summary>
/// Returns the object that corresponds to the specified resource key.
/// </summary>
/// <param name="serviceProvider">An object that can provide services for the markup extension.</param>
/// <returns>The object that corresponds to the specified resource key.</returns>
public override object ProvideValue(IServiceProvider serviceProvider)
{
IProvideValueTarget service = serviceProvider.GetService(typeof(IProvideValueTarget)) as IProvideValueTarget;
if (service != null && service.TargetProperty != null)
{
if (_locInstance == null)
{
_locInstance = LocalizationInstance.fromTargetProperty(service.TargetProperty);
_locInstance.Key = Key;
_locInstance.Format = Format;
}
if (service.TargetObject is DependencyObject)
{
_locInstance.AddTarget(service.TargetObject as DependencyObject);
return _locInstance.GetValue();
}
else
{
//Localization is used in a Template
return this;
}
}
return null;
}
/// <summary>
/// Adds the specified localization instance to the list of manages localization instances.
/// </summary>
/// <param name="localization">The localization instance.</param>
internal static void AddLocalization(LocalizationInstance localization)
{
if (localization == null)
{
throw new ArgumentNullException("localization");
}
if (_localizationPurgeCount > 50)
{
// It's really faster to fill a new list instead of removing elements
// from the existing list when there are a lot of elements to remove.
var localizatons = new List<LocalizationInstance>(_localizations.Count);
foreach (var item in _localizations)
{
if (item.IsAlive)
{
localizatons.Add(item);
}
}
_localizations = localizatons;
_localizationPurgeCount = 0;
}
_localizations.Add(localization);
_localizationPurgeCount++;
}
