/// <summary>
/// Removes all of the outline elements in a OneNote page.
/// </summary>
/// <param name="path"></param>
public void ClearContent(string path)
{
WriteVerbose("In ClearContent for " + path);
XmlNode node = getOneNoteNode(path);
if (node == null)
{
WriteInvalidPathError(path);
return;
}
if (node.LocalName != "Page")
{
WriteError(new ErrorRecord(new ArgumentException("You may only clear the content of OneNote pages."),
"InvalidArgument",
ErrorCategory.InvalidArgument,
path));
return;
}
WriteVerbose(path + " is a valid OneNote page.");
string pageXml;
ApplicationClass app = getOneNoteApplication( );
string pageId = node.Attributes["ID"].Value;
WriteVerbose("Page ID is " + pageId);
app.GetPageContent(pageId, out pageXml, PageInfo.piBasic);
XmlDocument doc = new XmlDocument( );
doc.LoadXml(pageXml);
XmlNamespaceManager nsmgr = new XmlNamespaceManager(doc.NameTable);
nsmgr.AddNamespace("one", OneNoteXml.OneNoteSchema);
XmlNodeList outlineElements = doc.SelectNodes("//one:Outline", nsmgr);
foreach (XmlNode outline in outlineElements)
{
string outlineId = outline.Attributes["objectID"].Value;
WriteVerbose("Deleting outline: " + outlineId);
app.DeletePageContent(pageId, outlineId, DateTime.MinValue);
}
}
