/// <include file="../../docs/Microsoft.Maui.Controls/TableSectionBase.xml" path="//Member[@MemberName='Add']/Docs" />
public void Add(T item)
{
_children.Add(item);
if (item is IVisualTreeElement element)
{
VisualDiagnostics.OnChildAdded(this, element);
}
}
/// <include file="../../docs/Microsoft.Maui.Controls/TableSectionBase.xml" path="//Member[@MemberName='Insert']/Docs" />
public void Insert(int index, T item)
{
if (item is IVisualTreeElement element)
{
VisualDiagnostics.OnChildAdded(this, element, index);
}
_children.Insert(index, item);
}
public static object Create(string xaml, bool doNotThrow, bool useDesignProperties)
{
doNotThrow = doNotThrow || ResourceLoader.ExceptionHandler2 != null;
void ehandler(Exception e) => ResourceLoader.ExceptionHandler2?.Invoke((e, null));
object inflatedView = null;
using (var textreader = new StringReader(xaml))
using (var reader = XmlReader.Create(textreader))
{
while (reader.Read())
{
//Skip until element
if (reader.NodeType == XmlNodeType.Whitespace)
{
continue;
}
if (reader.NodeType == XmlNodeType.XmlDeclaration)
{
continue;
}
if (reader.NodeType != XmlNodeType.Element)
{
Debug.WriteLine("Unhandled node {0} {1} {2}", reader.NodeType, reader.Name, reader.Value);
continue;
}
var typeArguments = XamlParser.GetTypeArguments(reader);
var rootnode = new RuntimeRootNode(new XmlType(reader.NamespaceURI, reader.Name, typeArguments), null, (IXmlNamespaceResolver)reader)
{
LineNumber = ((IXmlLineInfo)reader).LineNumber, LinePosition = ((IXmlLineInfo)reader).LinePosition
};
XamlParser.ParseXaml(rootnode, reader);
var visitorContext = new HydrationContext
{
ExceptionHandler = doNotThrow ? ehandler : (Action <Exception>)null,
};
var cvv = new CreateValuesVisitor(visitorContext);
cvv.Visit((ElementNode)rootnode, null);
inflatedView = rootnode.Root = visitorContext.Values[rootnode];
visitorContext.RootElement = inflatedView as BindableObject;
Visit(rootnode, visitorContext, useDesignProperties);
VisualDiagnostics.OnChildAdded(null, inflatedView as Element);
break;
}
}
return(inflatedView);
}
protected override void SetupContent(Cell content, int index)
{
base.SetupContent(content, index);
if (content is ViewCell viewCell && viewCell.View != null && HasUnevenRows)
{
viewCell.View.ComputedConstraint = LayoutConstraint.None;
}
if (content != null)
{
_logicalChildren.Add(content);
}
content.Parent = this;
VisualDiagnostics.OnChildAdded(this, content);
}
public static void Load(object view, string xaml, Assembly rootAssembly, bool useDesignProperties)
{
using (var textReader = new StringReader(xaml))
using (var reader = XmlReader.Create(textReader))
{
while (reader.Read())
{
//Skip until element
if (reader.NodeType == XmlNodeType.Whitespace)
{
continue;
}
if (reader.NodeType == XmlNodeType.XmlDeclaration)
{
continue;
}
if (reader.NodeType != XmlNodeType.Element)
{
Debug.WriteLine("Unhandled node {0} {1} {2}", reader.NodeType, reader.Name, reader.Value);
continue;
}
var rootnode = new RuntimeRootNode(new XmlType(reader.NamespaceURI, reader.Name, null), view, (IXmlNamespaceResolver)reader)
{
LineNumber = ((IXmlLineInfo)reader).LineNumber, LinePosition = ((IXmlLineInfo)reader).LinePosition
};
XamlParser.ParseXaml(rootnode, reader);
#pragma warning disable 0618
var doNotThrow = ResourceLoader.ExceptionHandler2 != null || Internals.XamlLoader.DoNotThrowOnExceptions;
#pragma warning restore 0618
void ehandler(Exception e) => ResourceLoader.ExceptionHandler2?.Invoke((e, XamlFilePathAttribute.GetFilePathForObject(view)));
Visit(rootnode, new HydrationContext
{
RootElement = view,
RootAssembly = rootAssembly ?? view.GetType().GetTypeInfo().Assembly,
ExceptionHandler = doNotThrow ? ehandler : (Action <Exception>)null
}, useDesignProperties);
VisualDiagnostics.OnChildAdded(null, view as Element);
break;
}
}
}
