protected virtual void FixupLayout(LayoutRoot layout)
{
//fix container panes
foreach (
var lcToAttach in
layout.Descendents().OfType <ILayoutPreviousContainer>().Where(lc => lc.PreviousContainerId != null))
{
var paneContainerToAttach =
layout.Descendents()
.OfType <ILayoutPaneSerializable>()
.FirstOrDefault(lps => lps.Id == lcToAttach.PreviousContainerId);
if (paneContainerToAttach == null)
{
throw new ArgumentException($"Unable to find a pane with id ='{lcToAttach.PreviousContainerId}'");
}
lcToAttach.PreviousContainer = paneContainerToAttach as ILayoutContainer;
}
//now fix the content of the layoutcontents
foreach (
var lcToFix in layout.Descendents().OfType <LayoutAnchorable>().Where(lc => lc.Content == null).ToArray()
)
{
LayoutAnchorable previousAnchorable = null;
if (lcToFix.ContentId != null)
{
//try find the content in replaced layout
previousAnchorable = _previousAnchorables.FirstOrDefault(a => a.ContentId == lcToFix.ContentId);
}
if (LayoutSerializationCallback != null)
{
var args = new LayoutSerializationCallbackEventArgs(lcToFix, previousAnchorable?.Content);
LayoutSerializationCallback(this, args);
if (args.Cancel)
{
lcToFix.Close();
}
else if (args.Content != null)
{
lcToFix.Content = args.Content;
}
else if (args.Model.Content != null)
{
lcToFix.Hide(false);
}
}
else if (previousAnchorable == null)
{
lcToFix.Hide(false);
}
else
{
lcToFix.Content = previousAnchorable.Content;
lcToFix.IconSource = previousAnchorable.IconSource;
}
}
foreach (
var lcToFix in layout.Descendents().OfType <LayoutDocument>().Where(lc => lc.Content == null).ToArray())
{
LayoutDocument previousDocument = null;
if (lcToFix.ContentId != null)
{
//try find the content in replaced layout
previousDocument = _previousDocuments.FirstOrDefault(a => a.ContentId == lcToFix.ContentId);
}
if (LayoutSerializationCallback != null)
{
var args = new LayoutSerializationCallbackEventArgs(lcToFix, previousDocument?.Content);
LayoutSerializationCallback(this, args);
if (args.Cancel)
{
lcToFix.Close();
}
else if (args.Content != null)
{
lcToFix.Content = args.Content;
}
else if (args.Model.Content != null)
{
lcToFix.Close();
}
}
else if (previousDocument == null)
{
lcToFix.Close();
}
else
{
lcToFix.Content = previousDocument.Content;
}
}
layout.CollectGarbage();
}
protected virtual void FixupLayout(LayoutRoot layout)
{
//fix container panes
foreach (var lcToAttach in layout.Descendents().OfType<ILayoutPreviousContainer>().Where(lc => lc.PreviousContainerId != null))
{
var paneContainerToAttach = layout.Descendents().OfType<ILayoutPaneSerializable>().FirstOrDefault(lps => lps.Id == lcToAttach.PreviousContainerId);
if (paneContainerToAttach == null)
throw new ArgumentException(string.Format("Unable to find a pane with id ='{0}'", lcToAttach.PreviousContainerId));
lcToAttach.PreviousContainer = paneContainerToAttach as ILayoutContainer;
}
//now fix the content of the layoutcontents
foreach (var lcToFix in layout.Descendents().OfType<LayoutAnchorable>().Where(lc => lc.Content == null).ToArray())
{
LayoutAnchorable previousAchorable = null;
if (lcToFix.ContentId != null)
{
//try find the content in replaced layout
previousAchorable = _previousAnchorables.FirstOrDefault(a => a.ContentId == lcToFix.ContentId);
}
if (LayoutSerializationCallback != null)
{
var args = new LayoutSerializationCallbackEventArgs(lcToFix, previousAchorable?.Content);
LayoutSerializationCallback(this, args);
if (args.Cancel)
lcToFix.Close();
else if (args.Content != null)
lcToFix.Content = args.Content;
else if (args.Model.Content != null)
lcToFix.Hide(false);
}
else if (previousAchorable == null)
lcToFix.Hide(false);
else
{
lcToFix.Content = previousAchorable.Content;
lcToFix.IconSource = previousAchorable.IconSource;
}
}
foreach (var lcToFix in layout.Descendents().OfType<LayoutDocument>().Where(lc => lc.Content == null).ToArray())
{
LayoutDocument previousDocument = null;
if (lcToFix.ContentId != null)
{
//try find the content in replaced layout
previousDocument = _previousDocuments.FirstOrDefault(a => a.ContentId == lcToFix.ContentId);
}
if (LayoutSerializationCallback != null)
{
var args = new LayoutSerializationCallbackEventArgs(lcToFix, previousDocument?.Content);
LayoutSerializationCallback(this, args);
if (args.Cancel)
lcToFix.Close();
else if (args.Content != null)
lcToFix.Content = args.Content;
else if (args.Model.Content != null)
lcToFix.Close();
}
else if (previousDocument == null)
lcToFix.Close();
else
lcToFix.Content = previousDocument.Content;
}
layout.CollectGarbage();
}
