public IEnumerable <KeyValuePair <string, object> > GetAllNamesAndValuesInScope()
{
System.Windows.NameScope nameScopes = this.nameScope as System.Windows.NameScope;
if (nameScopes != null)
{
return(nameScopes);
}
return(Enumerable.Empty <KeyValuePair <string, object> >());
}
public ControlHost()
{
var stack = new StackPanel();
Content = stack;
_param1 = new TextBox {Name = "param1"};
_param2 = new TextBox {Name = "param2"};
stack.Children.Add(_param1);
stack.Children.Add(_param2);
_scope = new NameScope();
NameScope.SetNameScope(this, _scope);
_scope.RegisterName("param1", _param1);
_scope.RegisterName("param2", _param2);
_methodResult = new TextBox {Name = "MethodResult"};
_scope.RegisterName("MethodResult", _methodResult);
}
protected NameScope GetNameScope()
{
var scope = new NameScope();
NameScope.SetNameScope(Owner.TransitionContainer, scope);
return scope;
}
public void OnPlotterAttached(Plotter plotter)
{
if (Parent == null)
{
hostPanel = new ViewportHostPanel();
Viewport2D.SetIsContentBoundsHost(hostPanel, false);
hostPanel.Children.Add(this);
plotter.Dispatcher.BeginInvoke(() =>
{
plotter.Children.Add(hostPanel);
}, DispatcherPriority.Send);
}
#if !old
Canvas hostCanvas = (Canvas)hostPanel.FindName(canvasName);
if (hostCanvas == null)
{
hostCanvas = new Canvas { ClipToBounds = true };
Panel.SetZIndex(hostCanvas, 1);
INameScope nameScope = NameScope.GetNameScope(hostPanel);
if (nameScope == null)
{
nameScope = new NameScope();
NameScope.SetNameScope(hostPanel, nameScope);
}
hostPanel.RegisterName(canvasName, hostCanvas);
hostPanel.Children.Add(hostCanvas);
}
hostCanvas.Children.Add(this);
#else
#endif
Plotter2D plotter2d = (Plotter2D)plotter;
this.plotter = plotter2d;
}
// Call various interfaces on the passed element during initialization or
// creation of the element. This is usually called immediately after
// creating the object.
// The bamlElementStartRecord may be null. If it isn't, it represents the
// record that caused this object to be created.
private bool ElementInitialize(object element, string name)
{
bool result = false; // returns true if need to do EndInit()
// Tell the Element Initialization has begun and hence postpone the Initialized event
// If the element implements ISupportInitialize, call it.
ISupportInitialize supportInitializeElement = element as ISupportInitialize;
if (supportInitializeElement != null)
{
if( TraceMarkup.IsEnabled )
{
TraceMarkup.Trace( TraceEventType.Start,
TraceMarkup.BeginInit,
supportInitializeElement );
}
supportInitializeElement.BeginInit();
result = true;
if( TraceMarkup.IsEnabled )
{
TraceMarkup.Trace( TraceEventType.Stop,
TraceMarkup.BeginInit,
supportInitializeElement );
}
}
// If this is an element start record that carries its name also, then register the name now.
if (name != null)
{
DoRegisterName(name, element);
}
// Tell element its base uri
IUriContext uriContext = element as IUriContext;
if (uriContext != null)
{
uriContext.BaseUri = GetBaseUri();
}
else
{
// Set the ApplicationMarkupBaseUri if this is for AppDef baml stream.
if (element is Application)
{
((Application)element).ApplicationMarkupBaseUri = GetBaseUri();
}
}
UIElement uiElement = element as UIElement;
if (uiElement != null)
{
uiElement.SetPersistId(++_persistId);
}
// The second consition is to handle events within standalone dictionaries.
// We need to setup the component connector correctly in this case. Note
// that the standalone dictionary is preceded by a DictionaryHolder.
if (CurrentContext == null)
{
IComponentConnector icc = null;
if (_componentConnector == null) // why was this necessary?
{
_componentConnector = icc = element as IComponentConnector;
if (_componentConnector != null)
{
if (ParserContext.RootElement == null)
{
ParserContext.RootElement = element;
}
// Connect the root element.
_componentConnector.Connect(0, element);
}
}
_rootElement = element;
DependencyObject doRoot = element as DependencyObject;
if (!(element is INameScope)
&& ParserContext.NameScopeStack.Count == 0
&& (doRoot != null))
{
NameScope namescope = null;
// if the root element is markup sub-classed and already is a namescope, use it.
if (icc != null)
{
namescope = NameScope.GetNameScope(doRoot) as NameScope;
}
if (namescope == null)
{
namescope = new NameScope();
NameScope.SetNameScope(doRoot, namescope);
}
}
if (doRoot != null)
{
Uri baseuri = GetBaseUri();
SetDependencyValue(doRoot, BaseUriHelper.BaseUriProperty, baseuri);
}
}
return result;
}
private static FrameworkElement GetResolvedTarget(FrameworkElement target, string targetName, BaseValueSource valueSource)
{
return(targetName.IsNullOrEmpty() ? target : (valueSource == BaseValueSource.Local ? NameScope.GetContainingNameScope(target) : NameScope.GetTemplateNameScope(target)).FindName(targetName) as FrameworkElement);
}
