protected IHost HostFromDocumentData(string documentData, string documentExpression)
{
IHost host = FrontendSession.CreateHost();
try
{
Deserializer deserializer = FrontendSession.CreateDeserializer();
INode instance = GetNewDesignNode();
try
{
deserializer.Deserialize(documentData, instance);
Dataphoria.Warnings.AppendErrors(this, deserializer.Errors, true);
host.Children.Add(instance);
host.Document = documentExpression;
}
catch
{
instance.Dispose();
throw;
}
host.Open();
return(host);
}
catch
{
host.Dispose();
throw;
}
}
protected virtual INode GetNewDesignNode()
{
var form = (IWindowsFormInterface)FrontendSession.CreateForm();
Dataphoria.AddDesignerForm(form, this);
return(form);
}
public virtual void New()
{
IHost host = FrontendSession.CreateHost();
try
{
INode node = GetNewDesignNode();
host.Children.Add(node);
host.Open();
InternalNew(host, true);
}
catch
{
host.Dispose();
throw;
}
}
protected override void OnClosing(CancelEventArgs args)
{
base.OnClosing(args);
try
{
_service.CheckModified();
if (_isDesignHostOwner && (!FrontendSession.CloseAllForms(_designHost, CloseBehavior.AcceptOrClose)))
{
// if we are hosting, close the child forms
throw new AbortException();
}
}
catch
{
args.Cancel = true;
throw;
}
}
protected virtual void RequestSave(DesignService service, DesignBuffer buffer)
{
Serializer serializer = FrontendSession.CreateSerializer();
var document = new XDocument();
serializer.Serialize(document, _designHost.Children[0]);
Dataphoria.Warnings.AppendErrors(this, serializer.Errors, true);
var stream = new MemoryStream();
var xmlTextWriter = XmlWriter.Create(stream, new XmlWriterSettings()
{
Encoding = Encoding.UTF8, Indent = true
});
document.Save(xmlTextWriter);
xmlTextWriter.Flush();
byte[] writerString = stream.ToArray();
buffer.SaveData(Encoding.UTF8.GetString(writerString, 0, writerString.Length));
UpdateHostsDocument(buffer);
}
protected override void RequestSave(DesignService service, DesignBuffer buffer)
{
var document = new DilxDocument();
if (_ancestors != null)
{
document.Ancestors = _ancestors;
}
var content = new XDocument();
Serializer serializer = FrontendSession.CreateSerializer();
serializer.Serialize(content, DesignHost.Children[0]);
Dataphoria.Warnings.AppendErrors(this, serializer.Errors, true);
if (_ancestors != null)
{
content = Inheritance.Diff(MergeAncestors(document.Ancestors), content);
}
document.Content = content.Root.ToString(); // only the document node
buffer.SaveData(document.Write());
UpdateHostsDocument(buffer);
}
