public void BodyNodeType()
{
//ExStart
//ExFor:Body.NodeType
//ExFor:HeaderFooter.NodeType
//ExFor:Document.FirstSection
//ExSummary:Shows how you can enumerate through children of a composite node and detect types of the children nodes.
// Open a document
Document doc = new Document();
DocumentBuilder builder = new DocumentBuilder(doc);
builder.Write("Section 1");
builder.MoveToHeaderFooter(HeaderFooterType.HeaderPrimary);
builder.Write("Primary header");
builder.MoveToHeaderFooter(HeaderFooterType.FooterPrimary);
builder.Write("Primary footer");
// Get the first section in the document
Section section = doc.FirstSection;
// A Section is a composite node and therefore can contain child nodes
// Section can contain only Body and HeaderFooter nodes
foreach (Node node in section)
{
// Every node has the NodeType property
switch (node.NodeType)
{
case NodeType.Body:
{
// If the node type is Body, we can cast the node to the Body class
Body body = (Body)node;
// Write the content of the main story of the section to the console
Console.WriteLine("*** Body ***");
Console.WriteLine(body.GetText());
break;
}
case NodeType.HeaderFooter:
{
// If the node type is HeaderFooter, we can cast the node to the HeaderFooter class
HeaderFooter headerFooter = (HeaderFooter)node;
// Write the content of the header footer to the console
Console.WriteLine("*** HeaderFooter ***");
Console.WriteLine(headerFooter.HeaderFooterType);
Console.WriteLine(headerFooter.GetText());
break;
}
default:
{
// Other types of nodes never occur inside a Section node
throw new Exception("Unexpected node type in a section.");
}
}
}
//ExEnd
}
public void BodyChildNodes()
{
//ExStart
//ExFor:Body.NodeType
//ExFor:HeaderFooter.NodeType
//ExFor:Document.FirstSection
//ExSummary:Shows how to iterate through the children of a composite node.
Document doc = new Document();
DocumentBuilder builder = new DocumentBuilder(doc);
builder.Write("Section 1");
builder.MoveToHeaderFooter(HeaderFooterType.HeaderPrimary);
builder.Write("Primary header");
builder.MoveToHeaderFooter(HeaderFooterType.FooterPrimary);
builder.Write("Primary footer");
Section section = doc.FirstSection;
// A Section is a composite node and can contain child nodes,
// but only if those child nodes are of a "Body" or "HeaderFooter" node type.
foreach (Node node in section)
{
switch (node.NodeType)
{
case NodeType.Body:
{
Body body = (Body)node;
Console.WriteLine("Body:");
Console.WriteLine($"\t\"{body.GetText().Trim()}\"");
break;
}
case NodeType.HeaderFooter:
{
HeaderFooter headerFooter = (HeaderFooter)node;
Console.WriteLine($"HeaderFooter type: {headerFooter.HeaderFooterType}:");
Console.WriteLine($"\t\"{headerFooter.GetText().Trim()}\"");
break;
}
default:
{
throw new Exception("Unexpected node type in a section.");
}
}
}
//ExEnd
}
