public void UpdateCheckState(SubDocument document, DocumentRange range, string prevState)
{
if (prevState.Equals(checkedCheckBox))
{
document.Replace(range, uncheckedCheckBox);
}
else if (prevState.Equals(uncheckedCheckBox))
{
document.Replace(range, checkedCheckBox);
}
}
public Form1()
{
InitializeComponent();
// Fill first section with text
for (int i = 0; i < 5; i++)
{
richEditControl1.Document.AppendText(StringSample.SampleText);
}
// Add a header to the document
Section firstSection = richEditControl1.Document.Sections[0];
SubDocument doc = firstSection.BeginUpdateHeader();
doc.InsertText(doc.CreatePosition(doc.Range.End.ToInt()), "Default Header");
firstSection.EndUpdateHeader(doc);
// Add a new section with a separate header
richEditControl1.Document.AppendSection();
Section newSection = richEditControl1.Document.Sections[richEditControl1.Document.Sections.Count - 1];
newSection.UnlinkHeaderFromPrevious();
doc = newSection.BeginUpdateHeader();
doc.Replace(doc.Range, "Non-Default Header");
newSection.EndUpdateHeader(doc);
richEditControl1.Document.AppendText(StringSample.SampleText);
}