public ObjectWriterContext(XamlSchemaContext schemaContext,
XamlObjectWriterSettings settings, XAML3.INameScope rootNameScope, XamlRuntime runtime)
: base(schemaContext)
{
_stack = new XamlContextStack <ObjectWriterFrame>(() => new ObjectWriterFrame());
XAML3.INameScopeDictionary rootNameScopeDictionary = null;
if (rootNameScope == null)
{
#if TARGETTING35SP1
rootNameScopeDictionary = new NameScopeDictionary(new NameScope());
#else
rootNameScopeDictionary = new NameScope();
#endif
}
else
{
rootNameScopeDictionary = rootNameScope as XAML3.INameScopeDictionary;
if (rootNameScopeDictionary == null)
{
rootNameScopeDictionary = new NameScopeDictionary(rootNameScope);
}
}
_stack.CurrentFrame.NameScopeDictionary = rootNameScopeDictionary;
_stack.PushScope(); // put a blank sentinal frame on the stack.
if (settings != null)
{
_settings = settings.StripDelegates();
}
_runtime = runtime;
_savedDepth = 0;
}
public ObjectWriterContext(XamlSchemaContext schemaContext, XamlObjectWriterSettings settings, INameScope rootNameScope, XamlRuntime runtime) : base(schemaContext)
{
this._stack = new XamlContextStack <ObjectWriterFrame>(() => new ObjectWriterFrame());
INameScopeDictionary dictionary = null;
if (rootNameScope == null)
{
dictionary = new NameScope();
}
else
{
dictionary = rootNameScope as INameScopeDictionary;
if (dictionary == null)
{
dictionary = new NameScopeDictionary(rootNameScope);
}
}
this._stack.CurrentFrame.NameScopeDictionary = dictionary;
this._stack.PushScope();
if (settings != null)
{
this._settings = settings.StripDelegates();
}
this._runtime = runtime;
this._savedDepth = 0;
}
public ObjectWriterContext(XamlSavedContext savedContext,
XamlObjectWriterSettings settings, XAML3.INameScope rootNameScope, XamlRuntime runtime)
: base(savedContext.SchemaContext)
{
_stack = new XamlContextStack <ObjectWriterFrame>(savedContext.Stack, false);
if (settings != null)
{
_settings = settings.StripDelegates();
}
_runtime = runtime;
BaseUri = savedContext.BaseUri;
// If the bottom of the stack is a (no XamlType) Value (reparse) then back-up onto it.
// Otherwise add a blank frame to isolate template use from the saved context.
switch (savedContext.SaveContextType)
{
case SavedContextType.Template:
// Templates always need a root namescope, to isolate them from the rest of the doc
XAML3.INameScopeDictionary rootNameScopeDictionary = null;
if (rootNameScope == null)
{
#if TARGETTING35SP1
rootNameScopeDictionary = new NameScopeDictionary(new NameScope());
#else
rootNameScopeDictionary = new NameScope();
#endif
}
else
{
rootNameScopeDictionary = rootNameScope as XAML3.INameScopeDictionary;
if (rootNameScopeDictionary == null)
{
rootNameScopeDictionary = new NameScopeDictionary(rootNameScope);
}
}
// Push an extra frame to ensure that the template NameScope is
// not part of the saved context. Otherwise, the namescope
// will hold things alive as long as the template is alive
_stack.PushScope();
_savedDepth = _stack.Depth;
_stack.CurrentFrame.NameScopeDictionary = rootNameScopeDictionary;
_stack.PushScope();
break;
case SavedContextType.ReparseValue:
case SavedContextType.ReparseMarkupExtension:
Debug.Assert(rootNameScope == null, "Cannot pass a new namescope in to a reparse context");
_savedDepth = _stack.Depth - 1;
break;
}
}
public ObjectWriterContext(XamlSavedContext savedContext, XamlObjectWriterSettings settings, INameScope rootNameScope, XamlRuntime runtime) : base(savedContext.SchemaContext)
{
INameScopeDictionary dictionary;
this._stack = new XamlContextStack <ObjectWriterFrame>(savedContext.Stack, false);
if (settings != null)
{
this._settings = settings.StripDelegates();
}
this._runtime = runtime;
this.BaseUri = savedContext.BaseUri;
switch (savedContext.SaveContextType)
{
case SavedContextType.Template:
dictionary = null;
if (rootNameScope != null)
{
dictionary = rootNameScope as INameScopeDictionary;
if (dictionary == null)
{
dictionary = new NameScopeDictionary(rootNameScope);
}
break;
}
dictionary = new NameScope();
break;
case SavedContextType.ReparseValue:
case SavedContextType.ReparseMarkupExtension:
this._savedDepth = this._stack.Depth - 1;
return;
default:
return;
}
this._stack.PushScope();
this._savedDepth = this._stack.Depth;
this._stack.CurrentFrame.NameScopeDictionary = dictionary;
this._stack.PushScope();
}
