protected IPDFDataSource GetDataSourceComponent(string datasourceComponentID, PDFDataContext context)
{
IPDFDataSource datasourceComponent = null;
if (string.IsNullOrEmpty(datasourceComponentID))
{
throw new ArgumentNullException("datasourceComponentID");
}
Component found = base.FindDocumentComponentById(datasourceComponentID);
if (found == null)
{
throw RecordAndRaise.ArgumentNull("DataSourceID", Errors.CouldNotFindControlWithID, datasourceComponentID);
}
else if (!(found is IPDFDataSource))
{
throw RecordAndRaise.Argument("DataSourceID", Errors.AssignedDataSourceIsNotIPDFDataSource, datasourceComponentID);
}
else
{
datasourceComponent = ((IPDFDataSource)found);
}
return(datasourceComponent);
}
protected override void DoRegisterArtefacts(PDFLayoutContext context, PDFArtefactRegistrationSet set, Style fullstyle)
{
base.DoRegisterArtefacts(context, set, fullstyle);
LinkAction actiontype = this.Action;
if (actiontype == LinkAction.Undefined)
{
actiontype = this.ResolveActionType(this.Destination, this.File);
}
object[] entries = null;
PDFAction action;
if (this.IsNamedAction(actiontype))
{
PDFNamedAction named = new PDFNamedAction(this, this.Action);
action = named;
}
else if (actiontype == LinkAction.Uri)
{
string url = this.File;
if (!string.IsNullOrEmpty(url))
{
action = new PDFUriDestinationAction(this, actiontype, url);
}
else
{
throw new PDFLinkException(Errors.NoFileLinkSpecifiedOnUriAction);
}
}
else if (actiontype == LinkAction.Destination)
{
//If we start with a # then we are an ID, otherwise we are a uniqueID or Name
PDFDestination dest;
Component comp;
if (string.IsNullOrEmpty(this.Destination))
{
//if there is no destination then there is no link. So do not register
comp = null;
return;
}
else if (this.Destination.StartsWith(ComponentIDPrefix))
{
string id = this.Destination.Substring(ComponentIDPrefix.Length);
comp = this.Document.FindAComponentById(id);
}
else
{
comp = this.Document.FindAComponentByName(this.Destination);
}
if (null == comp)
{
if (context.Conformance == ParserConformanceMode.Strict)
{
throw new PDFLayoutException(string.Format(Errors.LinkToDestinationCouldNotBeMade, this.Destination));
}
else
{
context.TraceLog.Add(TraceLevel.Error, "PDFLink", string.Format(Errors.LinkToDestinationCouldNotBeMade, this.Destination));
}
//cannot continue as we dont have anything to link to
return;
}
dest = new PDFDestination(comp, this.DestinationFit, this.UniqueID);
PDFDestinationAction destact = new PDFDestinationAction(this, actiontype, dest);
action = destact;
if (null != dest)
{
object link = context.DocumentLayout.RegisterCatalogEntry(context, PDFArtefactTypes.Names, dest);
set.SetArtefact(LinkArtefactName, link);
}
}
else if (actiontype == LinkAction.ExternalDestination)
{
string name = this.Destination;
string file = this.File;
PDFRemoteDestinationAction remote = new PDFRemoteDestinationAction(this, actiontype, file, name);
remote.NewWindow = this.NewWindow;
action = remote;
}
else
{
throw RecordAndRaise.Argument("actiontype");
}
if (null != action)
{
entries = this.AddActionAnnotationToChildren(context, fullstyle, action);
set.SetArtefact(LinkAnnotationChildEntries, entries);
}
}