aspose-com-gists/Aspose.Note for .NET

## Aspose.Note for .NET
Aspose.Note for .NET

## Examples-CSharp-ApplyLicense-ApplyLicenseByEmbeddedResource-ApplyLicenseByEmbeddedResource.cs
// Instantiate the License class
Aspose.Note.License license = new Aspose.Note.License();

// Pass only the name of the license file embedded in the assembly
license.SetLicense("Aspose.Note.lic");

## Examples-CSharp-ApplyLicense-ApplyLicenseByPath-ApplyLicenseByPath.cs
Aspose.Note.License license = new Aspose.Note.License();
license.SetLicense("Aspose.Note.lic");

## Examples-CSharp-ApplyLicense-ApplyLicenseUsingFileStream-ApplyLicenseUsingFileStream.cs
Aspose.Note.License license = new Aspose.Note.License();
FileStream myStream = new FileStream("Aspose.Note.lic", FileMode.Open);
license.SetLicense(myStream);

## Examples-CSharp-Attachments-AttachFileAndSetIcon-AttachFileAndSetIcon.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Attachments();

// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);
// Initialize Outline class object
Outline outline = new Outline(doc);
// Initialize OutlineElement class object
OutlineElement outlineElem = new OutlineElement(doc);
// Initialize AttachedFile class object and also pass its icon path
AttachedFile attachedFile = new AttachedFile(doc, dataDir + "attachment.txt", File.OpenRead(dataDir  + "icon.jpg"), ImageFormat.Jpeg);
// Add attached file
outlineElem.AppendChildLast(attachedFile);
// Add outline element node
outline.AppendChildLast(outlineElem);
// Add outline node
page.AppendChildLast(outline);
// Add page node
doc.AppendChildLast(page);

dataDir = dataDir + "AttachFileAndSetIcon_out.one";
doc.Save(dataDir);

## Examples-CSharp-Attachments-AttachFileByPath-AttachFileByPath.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Attachments();

// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);
// Initialize Outline class object
Outline outline = new Outline(doc);
// Initialize OutlineElement class object
OutlineElement outlineElem = new OutlineElement(doc);
// Initialize AttachedFile class object
AttachedFile attachedFile = new AttachedFile(doc,  dataDir + "attachment.txt");
// Add attached file
outlineElem.AppendChildLast(attachedFile);
// Add outline element node
outline.AppendChildLast(outlineElem);
// Add outline node
page.AppendChildLast(outline);
// Add page node
doc.AppendChildLast(page);
dataDir = dataDir + "AttachFileByPath_out.one";
doc.Save(dataDir);

## Examples-CSharp-Attachments-RetrieveAttachedFiles-CopyStream.cs
private static void CopyStream(Stream input, Stream output)
{
    try
    {
        byte[] buffer = new byte[8 * 1024];
        int len;
        while ((len = input.Read(buffer, 0, buffer.Length)) > 0)
        {
            output.Write(buffer, 0, len);
        }
    }
    catch (Exception ex)
    {
        throw new Exception(ex.Message);
    }
}

## Examples-CSharp-Attachments-RetrieveAttachedFiles-RetrieveAttachedFiles.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Attachments();

// Load the document into Aspose.Note.
Document oneFile = new Document( dataDir + "Sample1.one");

// Get a list of attached file nodes
IList<AttachedFile> nodes = oneFile.GetChildNodes<AttachedFile>();

// Iterate through all nodes
foreach (AttachedFile file in nodes)
{
    // Load attached file to a stream object
    using (Stream outputStream = new MemoryStream(file.Bytes))
    {
        // Create a local file
        using (Stream fileStream = System.IO.File.OpenWrite(String.Format(dataDir + file.FileName)))
        {
            // Copy file stream
            CopyStream(outputStream, fileStream);
        }
    }
}


## Examples-CSharp-Hyperlinks-AddHyperlink-AddHyperlink.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Tasks();

// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);
// Initialize Title class object
Title title = new Title(doc);

ParagraphStyle defaultTextStyle = new ParagraphStyle
{
    FontName = "Arial",
    FontSize = 10,
    FontColor = SystemColors.WindowText
};
RichText titleText = new RichText(doc)
{
    Text = "Title!",
    ParagraphStyle = defaultTextStyle
};
Outline outline = new Outline(doc)
{
    MaxWidth = 200,
    MaxHeight = 200,
    VerticalOffset = 100,
    HorizontalOffset = 100
};
OutlineElement outlineElem = new OutlineElement(doc);
TextStyle textStyleRed = new TextStyle
{
    FontColor = Color.Red,
    FontName = "Arial",
    FontSize = 10,
    RunIndex = 8//this style will be applied to 0-7 characters.
};
TextStyle textStyleHyperlink = new TextStyle
{
    RunIndex = 17,//this style will be applied to 8-16 characters.
    IsHyperlink = true,
    HyperlinkAddress = "www.google.com"
};
RichText text = new RichText(doc)
{
    Text = "This is hyperlink. This text is not a hyperlink.",
    ParagraphStyle = defaultTextStyle,
    Styles = { textStyleRed, textStyleHyperlink }
};

title.TitleText = titleText;
page.Title = title;
outlineElem.AppendChildLast(text);
// Add outline elements
outline.AppendChildLast(outlineElem);
// Add Outline node
page.AppendChildLast(outline);
// Add Page node
doc.AppendChildLast(page);

dataDir = dataDir + "AddHyperlink_out.one";
// Save OneNote document
doc.Save(dataDir);

## Examples-CSharp-Images-BuildDocAndInsertImage-BuildDocAndInsertImage.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();

// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);
// Initialize Outline class object and set offset properties
Outline outline = new Outline(doc) { VerticalOffset = 0, HorizontalOffset = 0 };
// Initialize OutlineElement class object
OutlineElement outlineElem = new OutlineElement(doc);
// Load an image by the file path.
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "image.jpg");
// Set image alignment
image.Alignment = HorizontalAlignment.Right;
// Add image
outlineElem.AppendChildLast(image);
// Add outline elements
outline.AppendChildLast(outlineElem);
// Add Outline node
page.AppendChildLast(outline);
// Add Page node
doc.AppendChildLast(page);

dataDir = dataDir + "BuildDocAndInsertImage_out.one";
// Save OneNote document
doc.Save(dataDir);

## Examples-CSharp-Images-BuildDocAndInsertImageUsingImageStream-BuildDocAndInsertImageUsingImageStream.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();

// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);

Outline outline1 = new Outline(doc) { VerticalOffset = 600, HorizontalOffset = 0 };
OutlineElement outlineElem1 = new OutlineElement(doc);
FileStream fs = File.OpenRead(dataDir +  "image.jpg");
// Load the second image using the image name, extension and stream.
Aspose.Note.Image image1 = new Aspose.Note.Image(doc, "Penguins.jpg", fs);
// Set image alignment
image1.Alignment = HorizontalAlignment.Right;

outlineElem1.AppendChildLast(image1);
outline1.AppendChildLast(outlineElem1);
page.AppendChildLast(outline1);

doc.AppendChildLast(page);

dataDir = dataDir + "BuildDocAndInsertImageUsingImageStream_out.one";
// Save OneNote document
doc.Save(dataDir);

## Examples-CSharp-Images-ExtractImages-ExtractImages.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();

// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");

// Get all Image nodes
IList<Aspose.Note.Image> nodes = oneFile.GetChildNodes<Aspose.Note.Image>();

foreach (Aspose.Note.Image image in nodes)
{
    using (MemoryStream stream = new MemoryStream(image.Bytes))
    {
        using (Bitmap bitMap = new Bitmap(stream))
        {
            // Save image bytes to a file
            bitMap.Save(String.Format(dataDir + "{0}", Path.GetFileName(image.FileName)));
        }
    }
}

## Examples-CSharp-Images-GetInformationOfImages-GetInformationOfImages.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();

// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");

// Get all Image nodes
IList<Aspose.Note.Image> images = oneFile.GetChildNodes<Aspose.Note.Image>();

foreach (Aspose.Note.Image image in images)
{
    Console.WriteLine("Width: {0}", image.Width);
    Console.WriteLine("Height: {0}", image.Height);
    Console.WriteLine("OriginalWidth: {0}", image.OriginalWidth);
    Console.WriteLine("OriginalHeight: {0}", image.OriginalHeight);
    Console.WriteLine("FileName: {0}", image.FileName);
    Console.WriteLine("LastModifiedTime: {0}", image.LastModifiedTime);
    Console.WriteLine();
}

## Examples-CSharp-Images-ImageAlternativeText-ImageAlternativeText.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();

var document = new Document();
var page = new Page(document);
var image = new Image(document, dataDir + "image.jpg");
image.AlternativeTextTitle = "This is an image's title!";
image.AlternativeTextDescription = "And this is an image's description!";
page.AppendChildLast(image);
document.AppendChildLast(page);

dataDir = dataDir + "ImageAlternativeText_out.one";
document.Save(dataDir);

## Examples-CSharp-Images-ImageWithHyperlink-ImageWithHyperlink.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();

var document = new Document();

var page = new Page(document);

var image = new Image(document, dataDir + "image.jpg");

image.HyperlinkUrl = "http://image.com";

page.AppendChildLast(image);

document.AppendChildLast(page);

document.Save(dataDir + "Image with Hyperlink_out.one");

## Examples-CSharp-Images-InsertImage-InsertImage.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Images();

// Load document from the stream.
Document doc = new Document(dataDir + "Aspose.one");
// Get the first page of the document.
Aspose.Note.Page page = doc.FirstChild;

// Load an image from the file.
Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "image.jpg");
// Change the image's size according to your needs (optional).
image.Width = 100;
image.Height = 100;
// Set the image's location in the page (optional).
image.VerticalOffset = 400;
image.HorizontalOffset = 100;
// Set image alignment
image.Alignment = HorizontalAlignment.Right;
// Add the image to the page.
page.AppendChildLast(image);

## Examples-CSharp-Loading-and-Saving-ConsequentExportOperations-ConsequentExportOperations.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Initialize the new Document
Document doc = new Document() { AutomaticLayoutChangesDetectionEnabled = false };
// Initialize the new Page
Aspose.Note.Page page = new Aspose.Note.Page(doc);
// Default style for all text in the document.
ParagraphStyle textStyle = new ParagraphStyle { FontColor = Color.Black, FontName = "Arial", FontSize = 10 };
page.Title = new Title(doc)
{
    TitleText = new RichText(doc) { Text = "Title text.", ParagraphStyle = textStyle },
    TitleDate = new RichText(doc) { Text = new DateTime(2011, 11, 11).ToString("D", CultureInfo.InvariantCulture), ParagraphStyle = textStyle },
    TitleTime = new RichText(doc) { Text = "12:34", ParagraphStyle = textStyle }
};
// Append page node
doc.AppendChildLast(page);
// Save OneNote document in different formats, set text font size and detect layout changes manually.
doc.Save(dataDir + "ConsequentExportOperations_out.html");
doc.Save(dataDir + "ConsequentExportOperations_out.pdf");
doc.Save(dataDir + "ConsequentExportOperations_out.jpg");
textStyle.FontSize = 11;
doc.DetectLayoutChanges();
doc.Save(dataDir + "ConsequentExportOperations_out.bmp");

## Examples-CSharp-Loading-and-Saving-ConvertSpecificPageToImage-ConvertSpecificPageToImage.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");

// Initialize ImageSaveOptions object
ImageSaveOptions opts = new ImageSaveOptions(SaveFormat.Png);

// Set page index
opts.PageIndex = 1;

dataDir = dataDir + "ConvertSpecificPageToImage_out.png";

// Save the document as PNG.
oneFile.Save(dataDir, opts);

## Examples-CSharp-Loading-and-Saving-ConvertSpecificPageToImage-SetOutputImageQuality.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Load the document into Aspose.Note.
Document doc = new Document(dataDir + "Aspose.one");

dataDir = dataDir + "SetOutputImageResolution_out.jpg";

// Save the document.
doc.Save(dataDir, new ImageSaveOptions(SaveFormat.Jpeg) { Quality = 100 });

## Examples-CSharp-Loading-and-Saving-ConvertSpecificPageToImage-SetOutputImageResolution.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Load the document into Aspose.Note.
Document doc = new Document(dataDir + "Aspose.one");

dataDir = dataDir + "SetOutputImageResolution_out.jpg";

// Save the document.
doc.Save(dataDir, new ImageSaveOptions(SaveFormat.Jpeg) { Resolution = 220 });

## Examples-CSharp-Loading-and-Saving-CreateDocWithFormattedRichText-CreateDocWithFormattedRichText.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);
// Initialize Title class object
Title title = new Title(doc);
// Initialize TextStyle class object and set formatting properties
ParagraphStyle defaultTextStyle = new ParagraphStyle
{
    FontColor = Color.Black,
    FontName = "Arial",
    FontSize = 10
};

RichText titleText = new RichText(doc)
{
    Text = "Title!",
    ParagraphStyle = defaultTextStyle
};
Outline outline = new Outline(doc)
{
    VerticalOffset = 100,
    HorizontalOffset = 100
};
OutlineElement outlineElem = new OutlineElement(doc);
// RunIndex = 5 means the style will be applied only to 0-4 characters. ("Hello")
TextStyle textStyleForHelloWord = new TextStyle
{
    FontColor = Color.Red,
    FontName = "Arial",
    FontSize = 10,
    RunIndex = 5,
};
// RunIndex = 13 means the style will be applied only to 5-12 characters. (" OneNote")
TextStyle textStyleForOneNoteWord = new TextStyle
{
    FontColor = Color.Green,
    FontName = "Calibri",
    FontSize = 10,
    IsItalic = true,
    RunIndex = 13,
};
// RunIndex = 18 means the style will be applied only to 13-17 characters. (" text").
// Other characters ("!") will have the default style.
TextStyle textStyleForTextWord = new TextStyle
{
    FontColor = Color.Blue,
    FontName = "Arial",
    FontSize = 15,
    IsBold = true,
    IsItalic = true,
    RunIndex = 18,
};
RichText text = new RichText(doc)
{
    Text = "Hello OneNote text!",
    ParagraphStyle = defaultTextStyle,
    Styles = { textStyleForHelloWord, textStyleForOneNoteWord, textStyleForTextWord }
};

title.TitleText = titleText;
// Set page title
page.Title = title;
// Add RichText node
outlineElem.AppendChildLast(text);
// Add OutlineElement node
outline.AppendChildLast(outlineElem);
// Add Outline node
page.AppendChildLast(outline);
// Add Page node
doc.AppendChildLast(page);

dataDir = dataDir + "CreateDocWithFormattedRichText_out.one";
// Save OneNote document
doc.Save(dataDir);

## Examples-CSharp-Loading-and-Saving-CreateDocWithPageTitle-CreateDocWithPageTitle.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Create an object of the Document class
Document doc = new Aspose.Note.Document();
// Initialize Page class object
Aspose.Note.Page page = new Aspose.Note.Page(doc);

// Default style for all text in the document.
ParagraphStyle textStyle = new ParagraphStyle { FontColor = Color.Black, FontName = "Arial", FontSize = 10 };
// Set page title properties
page.Title = new Title(doc)
{
    TitleText = new RichText(doc) { Text = "Title text.", ParagraphStyle = textStyle },
    TitleDate = new RichText(doc) { Text = new DateTime(2011, 11, 11).ToString("D", CultureInfo.InvariantCulture), ParagraphStyle = textStyle },
    TitleTime = new RichText(doc) { Text = "12:34", ParagraphStyle = textStyle }
};
// Append Page node in the document
doc.AppendChildLast(page);

dataDir = dataDir + "CreateDocWithPageTitle_out.one";
// Save OneNote document
doc.Save(dataDir);

## Examples-CSharp-Loading-and-Saving-CreateDocWithSimpleRichText-CreateDocWithSimpleRichText.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object
Page page = new Page(doc);
// Initialize Outline class object
Outline outline = new Outline(doc);
// Initialize OutlineElement class object
OutlineElement outlineElem = new OutlineElement(doc);

// Initialize TextStyle class object and set formatting properties
ParagraphStyle textStyle = new ParagraphStyle { FontColor = Color.Black, FontName = "Arial", FontSize = 10 };
// Initialize RichText class object and apply text style
RichText text = new RichText(doc) { Text = "Hello OneNote text!", ParagraphStyle = textStyle };

// Add RichText node
outlineElem.AppendChildLast(text);
// Add OutlineElement node
outline.AppendChildLast(outlineElem);
// Add Outline node
page.AppendChildLast(outline);
// Add Page node
doc.AppendChildLast(page);

dataDir = dataDir + "CreateDocWithSimpleRichText_out.one";
// Save OneNote document
doc.Save(dataDir);

## Examples-CSharp-Loading-and-Saving-CreateOneNoteDocAndSaveToHTML-CreateAndSavePageRange.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Initialize OneNote document
Document doc = new Document();

Aspose.Note.Page page = new Aspose.Note.Page(doc);
// Default style for all text in the document.
ParagraphStyle textStyle = new ParagraphStyle { FontColor = Color.Black, FontName = "Arial", FontSize = 10 };
page.Title = new Title(doc)
{
    TitleText = new RichText(doc) { Text = "Title text.", ParagraphStyle = textStyle },
    TitleDate = new RichText(doc) { Text = new DateTime(2011, 11, 11).ToString("D", CultureInfo.InvariantCulture), ParagraphStyle = textStyle },
    TitleTime = new RichText(doc) { Text = "12:34", ParagraphStyle = textStyle }
};
doc.AppendChildLast(page);

dataDir = dataDir + "CreateAndSavePageRange_out.html";
// Save as HTML format
doc.Save(dataDir, new HtmlSaveOptions
{
    PageCount = 1,
    PageIndex = 0
});

## Examples-CSharp-Loading-and-Saving-CreateOneNoteDocAndSaveToHTML-CreateOneNoteDocAndSaveToHTML.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Initialize OneNote document
Document doc = new Document();
Aspose.Note.Page page = new Aspose.Note.Page(doc);

// Default style for all text in the document.
ParagraphStyle textStyle = new ParagraphStyle { FontColor = Color.Black, FontName = "Arial", FontSize = 10 };
page.Title = new Title(doc)
{
    TitleText = new RichText(doc) { Text = "Title text.", ParagraphStyle = textStyle },
    TitleDate = new RichText(doc) { Text = new DateTime(2011, 11, 11).ToString("D", CultureInfo.InvariantCulture), ParagraphStyle = textStyle },
    TitleTime = new RichText(doc) { Text = "12:34", ParagraphStyle = textStyle }
};
doc.AppendChildLast(page);
dataDir = dataDir + "CreateOneNoteDocAndSaveToHTML_out.html";
// Save as HTML format
doc.Save(dataDir);

## Examples-CSharp-Loading-and-Saving-CreateOneNoteDocAndSaveToHTML-SaveAsHTMLToMemoryStream.cs
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();
var document = new Aspose.Note.Document(dataDir + "Aspose.one");

var options = new HtmlSaveOptions()
{
    ExportCss = ResourceExportType.ExportEmbedded,
    ExportFonts = ResourceExportType.ExportEmbedded,
    ExportImages = ResourceExportType.ExportEmbedded,
    FontFaceTypes = FontFaceType.Ttf
};
var r = new MemoryStream();
document.Save(r, options);

## Examples-CSharp-Loading-and-Saving-CreateOneNoteDocAndSaveToHTML-SaveAsHTMLToMemoryStreamWithCallBacksToSaveResources.cs
// This code creates documentFolder containing document.html, css folder with style.css file, images folder with images and fonts folder with fonts.
// style.css file will contains at the end the following string "/* This line is appended to stream manually by user */"
var options = new HtmlSaveOptions()
{
    FontFaceTypes = FontFaceType.Ttf
};
var savingCallbacks = new UserSavingCallbacks()
{
    RootFolder = "documentFolder",
    CssFolder = "css",
    KeepCssStreamOpened = true,
    ImagesFolder = "images",
    FontsFolder = "fonts"
};
options.CssSavingCallback = savingCallbacks;
options.FontSavingCallback = savingCallbacks;
options.ImageSavingCallback = savingCallbacks;

if (!Directory.Exists(savingCallbacks.RootFolder))
{
    Directory.CreateDirectory(savingCallbacks.RootFolder);
}

string dataDir = RunExamples.GetDataDir_LoadingAndSaving();
var document = new Aspose.Note.Document(dataDir + "Aspose.one");

using (var stream = File.Create(Path.Combine(savingCallbacks.RootFolder, "document.html")))
{
    document.Save(stream, options);
}

using (var writer = new StreamWriter(savingCallbacks.CssStream))
{
    writer.WriteLine();
    writer.WriteLine("/* This line is appended to stream manually by user */");
}

## Examples-CSharp-Loading-and-Saving-CreateOneNoteDocAndSaveToHTML-SaveAsHTMLWithResourcesInSeparateFiles.cs
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();
var document = new Aspose.Note.Document(dataDir + "Aspose.one");

var options = new HtmlSaveOptions()
{
    ExportCss = ResourceExportType.ExportEmbedded,
    ExportFonts = ResourceExportType.ExportEmbedded,
    ExportImages = ResourceExportType.ExportEmbedded,
    FontFaceTypes = FontFaceType.Ttf
};
document.Save(dataDir + "document_out.html", options);

## Examples-CSharp-Loading-and-Saving-ExtractContent-ExtractContent.cs
public static void Run()
{
    // The path to the documents directory.
    string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

    // Open the document we want to convert.
    Document doc = new Document(dataDir + "Aspose.one");

    // Create an object that inherits from the DocumentVisitor class.
    MyOneNoteToTxtWriter myConverter = new MyOneNoteToTxtWriter();

    // This is the well known Visitor pattern. Get the model to accept a visitor.
    // The model will iterate through itself by calling the corresponding methods
    // on the visitor object (this is called visiting).
    //
    // Note that every node in the object model has the Accept method so the visiting
    // can be executed not only for the whole document, but for any node in the document.
    doc.Accept(myConverter);

    // Once the visiting is complete, we can retrieve the result of the operation,
    // that in this example, has accumulated in the visitor.
    Console.WriteLine(myConverter.GetText());
    Console.WriteLine(myConverter.NodeCount);
}

/// <summary>
/// Simple implementation of saving a document in the plain text format. Implemented as a Visitor.
/// </summary>
public class MyOneNoteToTxtWriter : DocumentVisitor
{
    public MyOneNoteToTxtWriter()
    {
        nodecount = 0;
        mIsSkipText = false;
        mBuilder = new StringBuilder();
    }

    /// <summary>
    /// Gets the plain text of the document that was accumulated by the visitor.
    /// </summary>
    public string GetText()
    {
        return mBuilder.ToString();
    }

    /// <summary>
    /// Adds text to the current output. Honors the enabled/disabled output flag.
    /// </summary>
    private void AppendText(string text)
    {
        if (!mIsSkipText)
            mBuilder.Append(text);
    }

    /// <summary>
    /// Called when a RichText node is encountered in the document.
    /// </summary>
    public override void VisitRichTextStart(RichText run)
    {
        ++nodecount;
        AppendText(run.Text);
    }

    /// <summary>
    /// Called when a Document node is encountered in the document.
    /// </summary>
    public override void VisitDocumentStart(Document document)
    {
        ++nodecount;
    }

    /// <summary>
    /// Called when a Page node is encountered in the document.
    /// </summary>
    public override void VisitPageStart(Page page)
    {
        ++nodecount;
    }

    /// <summary>
    /// Called when a Title node is encountered in the document.
    /// </summary>
    public override void VisitTitleStart(Title title)
    {
        ++nodecount;
    }

    /// <summary>
    /// Called when a Image node is encountered in the document.
    /// </summary>
    public override void VisitImageStart(Image image)
    {
        ++nodecount;
    }

    /// <summary>
    /// Called when a OutlineGroup node is encountered in the document.
    /// </summary>
    public override void VisitOutlineGroupStart(OutlineGroup outlineGroup)
    {
        ++nodecount;
    }

    /// <summary>
    /// Called when a Outline node is encountered in the document.
    /// </summary>
    public override void VisitOutlineStart(Outline outline)
    {
        ++nodecount;
    }

    /// <summary>
    /// Called when a OutlineElement node is encountered in the document.
    /// </summary>
    public override void VisitOutlineElementStart(OutlineElement outlineElement)
    {
        ++nodecount;
    }

    /// <summary>
    /// Gets the total count of nodes by the Visitor
    /// </summary>
    public Int32 NodeCount
    {
        get { return this.nodecount; }
    }

    private readonly StringBuilder mBuilder;
    private bool mIsSkipText;
    private Int32 nodecount;
}

## Examples-CSharp-Loading-and-Saving-LoadOneNoteDoc-LoadOneNoteDoc.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();
string fileName = "Open Notebook.onetoc2";
if (fileName != "")
{
    try
    {
        var notebook = new Notebook(dataDir + fileName);
        foreach (var notebookChildNode in notebook)
        {
            Console.WriteLine(notebookChildNode.DisplayName);
            if (notebookChildNode is Document)
            {
                // Do something with child document
            }
            else if (notebookChildNode is Notebook)
            {
                // Do something with child notebook
            }
        }
    }
    catch (Exception ex)
    {
        Console.WriteLine(ex.Message);
    }
}
else
{
    Console.WriteLine("\nPlease enter valid file name.");
}

## Examples-CSharp-Loading-and-Saving-NodeTypeEnumeration-NodeTypeEnumeration.cs
// The path to the documents directory.
Document doc = new Document();

// Returns NodeType.Document
NodeType type = doc.NodeType;

## Examples-CSharp-Loading-and-Saving-PageSplittUsingKeepPartAndCloneSolidObjectToNextPageAlgorithm-PageSplittUsingKeepPartAndCloneSolidObjectToNextPageAlgorithm.-1.cs
// For complete examples and data files, please go to https://github.com/kashifiqb/Aspose.Note-for-.NET
pdfSaveOptions.PageSplittingAlgorithm = new KeepPartAndCloneSolidObjectToNextPageAlgorithm(100);

## Examples-CSharp-Loading-and-Saving-PageSplittUsingKeepPartAndCloneSolidObjectToNextPageAlgorithm-PageSplittUsingKeepPartAndCloneSolidObjectToNextPageAlgorithm.-2.cs
// For complete examples and data files, please go to https://github.com/kashifiqb/Aspose.Note-for-.NET
pdfSaveOptions.PageSplittingAlgorithm = new KeepPartAndCloneSolidObjectToNextPageAlgorithm(400);

## Examples-CSharp-Loading-and-Saving-PageSplittUsingKeepSOlidObjectsAlgoirthm-KeepSOlidObjectsAlgoirthm-1.cs
// For complete examples and data files, please go to https://github.com/kashifiqb/Aspose.Note-for-.NET
var pdfSaveOptions = new PdfSaveOptions();
pdfSaveOptions.PageSplittingAlgorithm = new AlwaysSplitObjectsAlgorithm();
// Or
pdfSaveOptions.PageSplittingAlgorithm = new KeepPartAndCloneSolidObjectToNextPageAlgorithm();
// Or
pdfSaveOptions.PageSplittingAlgorithm = new KeepSolidObjectsAlgorithm();

## Examples-CSharp-Loading-and-Saving-PageSplittUsingKeepSOlidObjectsAlgoirthm-KeepSOlidObjectsAlgoirthm-2.cs
// For complete examples and data files, please go to https://github.com/kashifiqb/Aspose.Note-for-.NET
float heightLimitOfClonedPart = 500;
pdfSaveOptions.PageSplittingAlgorithm = new KeepPartAndCloneSolidObjectToNextPageAlgorithm(heightLimitOfClonedPart);
// Or
pdfSaveOptions.PageSplittingAlgorithm = new KeepSolidObjectsAlgorithm(heightLimitOfClonedPart);

## Examples-CSharp-Loading-and-Saving-PageSplittUsingKeepSOlidObjectsAlgoirthm-KeepSOlidObjectsAlgoirthm-3.cs
// For complete examples and data files, please go to https://github.com/kashifiqb/Aspose.Note-for-.NET
pdfSaveOptions.PageSplittingAlgorithm = new KeepSolidObjectsAlgorithm(100);

## Examples-CSharp-Loading-and-Saving-PageSplittUsingKeepSOlidObjectsAlgoirthm-KeepSOlidObjectsAlgoirthm-4.cs
// For complete examples and data files, please go to https://github.com/kashifiqb/Aspose.Note-for-.NET
pdfSaveOptions.PageSplittingAlgorithm = new KeepSolidObjectsAlgorithm(400);

## Examples-CSharp-Loading-and-Saving-PageSplitUsingKeepPartAndCloneSolidObjectToNextPageAlgorithm-PageSplittUsingKeepPartAndCloneSolidObjectToNextPageAlgorithm.-1.cs
pdfSaveOptions.PageSplittingAlgorithm = new KeepPartAndCloneSolidObjectToNextPageAlgorithm(100);

## Examples-CSharp-Loading-and-Saving-PageSplitUsingKeepPartAndCloneSolidObjectToNextPageAlgorithm-PageSplittUsingKeepPartAndCloneSolidObjectToNextPageAlgorithm.-2.cs
pdfSaveOptions.PageSplittingAlgorithm = new KeepPartAndCloneSolidObjectToNextPageAlgorithm(400);

## Examples-CSharp-Loading-and-Saving-PageSplitUsingKeepSolidObjectsAlgoirthm-KeepSOlidObjectsAlgoirthm-1.cs
var pdfSaveOptions = new PdfSaveOptions();
pdfSaveOptions.PageSplittingAlgorithm = new AlwaysSplitObjectsAlgorithm();
// Or
pdfSaveOptions.PageSplittingAlgorithm = new KeepPartAndCloneSolidObjectToNextPageAlgorithm();
// Or
pdfSaveOptions.PageSplittingAlgorithm = new KeepSolidObjectsAlgorithm();

## Examples-CSharp-Loading-and-Saving-PageSplitUsingKeepSolidObjectsAlgoirthm-KeepSOlidObjectsAlgoirthm-2.cs
float heightLimitOfClonedPart = 500;
pdfSaveOptions.PageSplittingAlgorithm = new KeepPartAndCloneSolidObjectToNextPageAlgorithm(heightLimitOfClonedPart);
// Or
pdfSaveOptions.PageSplittingAlgorithm = new KeepSolidObjectsAlgorithm(heightLimitOfClonedPart);

## Examples-CSharp-Loading-and-Saving-PageSplitUsingKeepSolidObjectsAlgoirthm-KeepSOlidObjectsAlgoirthm-3.cs
pdfSaveOptions.PageSplittingAlgorithm = new KeepSolidObjectsAlgorithm(100);

## Examples-CSharp-Loading-and-Saving-PageSplitUsingKeepSolidObjectsAlgoirthm-KeepSOlidObjectsAlgoirthm-4.cs
pdfSaveOptions.PageSplittingAlgorithm = new KeepSolidObjectsAlgorithm(400);

## Examples-CSharp-Loading-and-Saving-PasswordProtectedDoc-PasswordProtectedDoc.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

LoadOptions loadOptions = new LoadOptions
{
    DocumentPassword = "password"
};
Document doc = new Document(dataDir + "Sample1.one", loadOptions);


## Examples-CSharp-Loading-and-Saving-RetreivingFileFormat-RetreivingFileFormat.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

var document = new Aspose.Note.Document(dataDir + "Aspose.one");
switch (document.FileFormat)
{
    case FileFormat.OneNote2010:
        // Process OneNote 2010
        break;
    case FileFormat.OneNoteOnline:
        // Process OneNote Online
        break;
}

## Examples-CSharp-Loading-and-Saving-SaveDocToOneNoteFormat-SaveDocToOneNoteFormat.cs
string inputFile = "Sample1.one";
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();
string outputFile = "SaveDocToOneNoteFormat_out.one";

Document doc = new Document(dataDir + inputFile);
doc.Save(dataDir + outputFile);

## Examples-CSharp-Loading-and-Saving-SaveDocToOneNoteFormatUsingOnesaveoptions-SaveDocToOneNoteFormatUsingOnesaveoptions.cs
string inputFile = "Sample1.one";
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();
string outputFile = "SaveDocToOneNoteFormatUsingOnesaveoptions_out.one";

Document document = new Document(dataDir + inputFile);

document.Save(dataDir + outputFile, new OneSaveOptions());

## Examples-CSharp-Loading-and-Saving-SaveDocToOneNoteFormatUsingSaveFormat-SaveDocToOneNoteFormatUsingSaveFormat.cs
string inputFile = "Sample1.one";
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();
string outputFile = "SaveDocToOneNoteFormatUsingSaveFormat_out.one";

Document document = new Document(dataDir + inputFile);

document.Save(dataDir + outputFile, SaveFormat.One);

## Examples-CSharp-Loading-and-Saving-SaveRangeOfPagesAsPDF-LoadOneNote.cs
// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");

## Examples-CSharp-Loading-and-Saving-SaveRangeOfPagesAsPDF-SaveRangeOfPagesAsPDF.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");

// Initialize PdfSaveOptions object
PdfSaveOptions opts = new PdfSaveOptions();

// Set page index
opts.PageIndex = 0;

// Set page count
opts.PageCount = 1;

dataDir = dataDir + "SaveRangeOfPagesAsPDF_out.pdf";

// Save the document as PDF
oneFile.Save(dataDir, opts);

## Examples-CSharp-Loading-and-Saving-SaveToImageDefaultOptions-SaveToImageDefaultOptions.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");

dataDir = dataDir + "SaveToImageDefaultOptions_out.gif";

// Save the document as gif.
oneFile.Save(dataDir, SaveFormat.Gif);

## Examples-CSharp-Loading-and-Saving-SaveToStream-SaveToStream.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Load the document into Aspose.Note.
Document doc = new Document(dataDir + "Aspose.one");

MemoryStream dstStream = new MemoryStream();
doc.Save(dstStream, SaveFormat.Pdf);

// Rewind the stream position back to zero so it is ready for next reader.
dstStream.Position = 0;

## Examples-CSharp-Loading-and-Saving-SaveWithDefaultSettings-SaveWithDefaultSettings.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");

dataDir = dataDir + "SaveWithDefaultSettings_out.pdf";
// Save the document as PDF
oneFile.Save(dataDir, SaveFormat.Pdf);

## Examples-CSharp-Loading-and-Saving-SpecifySaveOptions-SpecifySaveOptions.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

// Load the document into Aspose.Note.
Document doc = new Document(dataDir + "Aspose.one");

// Initialize PdfSaveOptions object
PdfSaveOptions opts = new PdfSaveOptions();
// Set page index
opts.PageIndex = 2;
// Set page count
opts.PageCount = 3;

//specify compression if required
opts.ImageCompression = Saving.Pdf.PdfImageCompression.Jpeg;
opts.JpegQuality = 90;

dataDir = dataDir + "Document.SaveWithOptions_out.pdf";
doc.Save(dataDir, opts);

## Examples-CSharp-Loading-and-Saving-UserSavingCallbacks-UserSavingCallBacks.cs
// For complete examples and data files, please go to https://github.com/aspose-note/Aspose.Note-for-.NET
class UserSavingCallbacks : ICssSavingCallback, IFontSavingCallback, IImageSavingCallback
{
    public string RootFolder { get; set; }
    public bool KeepCssStreamOpened { get; set; }
    public string CssFolder { get; set; }
    public Stream CssStream { get; private set; }
    public string FontsFolder { get; set; }
    public string ImagesFolder { get; set; }
    public void FontSaving(FontSavingArgs args)
    {
        string uri;
        Stream stream;
        this.CreateResourceInFolder(this.FontsFolder, args.FileName, out uri, out stream);
        args.Stream = stream;
        args.Uri = Path.Combine("..", uri).Replace("\\", "\\\\");
    }
    public void CssSaving(CssSavingArgs args)
    {
        string uri;
        Stream stream;
        this.CreateResourceInFolder(this.CssFolder, args.FileName, out uri, out stream);
        args.Stream = this.CssStream = stream;
        args.KeepStreamOpen = this.KeepCssStreamOpened;
        args.Uri = uri;
    }
    public void ImageSaving(ImageSavingArgs args)
    {
        string uri;
        Stream stream;
        this.CreateResourceInFolder(this.ImagesFolder, args.FileName, out uri, out stream);
        args.Stream = stream;
        args.Uri = uri;
    }
    private void CreateResourceInFolder(string folder, string filename, out string uri, out Stream stream)
    {
        var relativePath = folder;
        var fullPath = Path.Combine(this.RootFolder, relativePath);
        if (!Directory.Exists(fullPath))
        {
            Directory.CreateDirectory(fullPath);
        }
        stream = File.Create(Path.Combine(fullPath, filename));
        uri = Path.Combine(relativePath, filename);
    }
}

## Examples-CSharp-NoteBook-AddChildNode-AddChildNode.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();

// Load a OneNote Notebook
var notebook = new Notebook(dataDir + "Notizbuch �ffnen.onetoc2");

// Append a new child to the Notebook
notebook.AppendChild(new Document(dataDir + "Neuer Abschnitt 1.one"));

dataDir = dataDir + "AddChildNode_out.onetoc2";

// Save the Notebook
notebook.Save(dataDir);

## Examples-CSharp-NoteBook-ConvertToImage-ConvertToImage.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();

// Load a OneNote Notebook
var notebook = new Notebook(dataDir + "Notizbuch �ffnen.onetoc2");

dataDir = dataDir + "ConvertToImage_out.png";

// Save the Notebook
notebook.Save(dataDir);


## Examples-CSharp-NoteBook-ConvertToImageAsFlattenedNotebook-ConvertToImageAsFlattenedNotebook.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();

// Load a OneNote Notebook
var notebook = new Notebook(dataDir + "Notizbuch öffnen.onetoc2");

var notebookSaveOptions = new NotebookImageSaveOptions(SaveFormat.Png);

var documentSaveOptions = notebookSaveOptions.DocumentSaveOptions;

documentSaveOptions.Resolution = 400;
notebookSaveOptions.Flatten = true;

dataDir = dataDir + "ConvertToImageAsFlattenedNotebook_out.png";

// Save the Notebook
notebook.Save(dataDir, notebookSaveOptions);

## Examples-CSharp-NoteBook-ConvertToImageWithOptions-ConvertToImageWithOptions.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();

// Load a OneNote Notebook
var notebook = new Notebook(dataDir + "Notizbuch �ffnen.onetoc2");

var notebookSaveOptions = new NotebookImageSaveOptions(SaveFormat.Png);

var documentSaveOptions = notebookSaveOptions.DocumentSaveOptions;

documentSaveOptions.Resolution = 400;

dataDir = dataDir + "ConvertToImageWithOptions_out.png";

// Save the Notebook
notebook.Save(dataDir, notebookSaveOptions);


## Examples-CSharp-NoteBook-ConvertToPDF-ConvertToPDF.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();

// Load a OneNote Notebook
var notebook = new Notebook(dataDir + "Notizbuch �ffnen.onetoc2");

dataDir = dataDir + "ConvertToPDF_out.pdf";

// Save the Notebook
notebook.Save(dataDir);


## Examples-CSharp-NoteBook-ConvertToPDFAsFlattened-ConvertToPDFAsFlattened.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();

// Load a OneNote Notebook
var notebook = new Notebook(dataDir + "Notizbuch �ffnen.onetoc2");

dataDir = dataDir + "ConvertToPDFAsFlattened_out.pdf";
// Save the Notebook
notebook.Save(
    dataDir,
    new NotebookPdfSaveOptions
    {
        Flatten = true
    });


## Examples-CSharp-NoteBook-ConvertToPDFWithOptions-ConvertToPDFWithOptions.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();

// Load a OneNote Notebook
var notebook = new Notebook(dataDir + "Notizbuch �ffnen.onetoc2");

var notebookSaveOptions = new NotebookPdfSaveOptions();

var documentSaveOptions = notebookSaveOptions.DocumentSaveOptions;

documentSaveOptions.PageSplittingAlgorithm = new KeepSolidObjectsAlgorithm();

dataDir = dataDir + "ConvertToPDF_out.pdf";

// Save the Notebook
notebook.Save(dataDir, notebookSaveOptions);


## Examples-CSharp-NoteBook-CreateNoteBook-CreateNoteBook.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();

var notebook = new Notebook();

dataDir = dataDir + "test_out.onetoc2";

// Save the Notebook
notebook.Save(dataDir);


## Examples-CSharp-NoteBook-CreatingPasswordProtectedDoc-CreatingPasswordProtectedDoc.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();

Document document = new Document();
document.Save(dataDir + "CreatingPasswordProtectedDoc_out.one", new OneSaveOptions() { DocumentPassword = "pass" });

## Examples-CSharp-NoteBook-LoadFromStream-LoadFromStream.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();
FileStream stream = new FileStream(dataDir + "Notizbuch öffnen.onetoc2", FileMode.Open);
var notebook = new Notebook(stream);

FileStream childStream = new FileStream(dataDir + "Aspose.one", FileMode.Open);
notebook.LoadChildDocument(childStream);

notebook.LoadChildDocument(dataDir + "Sample1.one");

## Examples-CSharp-NoteBook-LoadingNotebookFilewithLoadOptions-LoadingNotebookFilewithLoadOptions.cs
string inputFile = "Notizbuch öffnen.onetoc2";
string dataDir = RunExamples.GetDataDir_NoteBook();

// By default children loading is "lazy".
Notebook notebook = new Notebook(dataDir + inputFile);

foreach (INotebookChildNode notebookChildNode in notebook) {
 // Actual loading of the child document happens only here.
 if (notebookChildNode is Document) {
  // Do something with child document
 }
}

## Examples-CSharp-NoteBook-LoadingNotebookInstantly-LoadingNotebookInstantly.cs
// By default children loading is "lazy".
// Therefore for instant loading has took place,
// it is necessary to set the NotebookLoadOptions.InstantLoading flag.
NotebookLoadOptions loadOptions = new NotebookLoadOptions();
loadOptions.InstantLoading = true;
String inputFile = "Notizbuch öffnen.onetoc2";
String dataDir = RunExamples.GetDataDir_NoteBook();
Notebook notebook = new Notebook(dataDir + inputFile, loadOptions);

// All child documents are already loaded.
foreach (INotebookChildNode notebookChildNode in notebook) {
 if (notebookChildNode is Document) {
  // Do something with child document
 }
}

## Examples-CSharp-NoteBook-LoadingPasswordProtectedDoc-LoadingPasswordProtectedDoc.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();
var notebook = new Notebook(dataDir + "test.onetoc2", new NotebookLoadOptions() { DeferredLoading = true });

notebook.LoadChildDocument(dataDir + "Aspose.one");
notebook.LoadChildDocument(dataDir + "Locked Pass1.one", new LoadOptions() { DocumentPassword = "pass" });
notebook.LoadChildDocument(dataDir + "Locked Pass2.one", new LoadOptions() { DocumentPassword = "pass2" });

## Examples-CSharp-NoteBook-ReadRichText-ReadRichText.cs
string inputFile = "notebook.onetoc2";
string dataDir = RunExamples.GetDataDir_NoteBook();

Notebook rootNotebook = new Notebook(dataDir + inputFile);

IList<RichText> allRichTextNodes = rootNotebook.GetChildNodes<RichText>();
foreach (RichText richTextNode in allRichTextNodes) {
 Console.WriteLine(richTextNode.Text);
}

## Examples-CSharp-NoteBook-RemoveChildNode-RemoveChildNode.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();

// Load a OneNote Notebook
var notebook = new Notebook(dataDir + "test.onetoc2");

// Traverse through its child nodes for searching the desired child item
foreach (var child in new List<INotebookChildNode>(notebook))
{
    if (child.DisplayName == "Remove Me")
    {
        // Remove the Child Item from the Notebook
        notebook.RemoveChild(child);
    }
}

dataDir = dataDir + "RemoveChildNode_out.onetoc2";

// Save the Notebook
notebook.Save(dataDir);

## Examples-CSharp-NoteBook-RetrieveDocumentsfromOneNoteNotebook-RetrieveDocumentsfromOneNoteNotebook.cs
string inputFile = "notebook.onetoc2";
string dataDir = RunExamples.GetDataDir_NoteBook();
Notebook rootNotebook = new Notebook(dataDir + inputFile);

IList<Document> allDocuments = rootNotebook.GetChildNodes<Document>();
foreach (Document document in allDocuments) {
 Console.WriteLine(document.DisplayName);
}

## Examples-CSharp-NoteBook-SaveNotebookToStream-SaveNotebookToStream.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();
var notebook = new Notebook();

MemoryStream stream = new MemoryStream();
notebook.Save(stream);
if (notebook.Count > 0)
{
    var childDocument0 = notebook[0] as Document;

    MemoryStream childStream = new MemoryStream();
    childDocument0.Save(childStream);

    var childDocument1 = notebook[1] as Document;
    childDocument0.Save(dataDir + "SaveNotebookToStream_out.one");
}

## Examples-CSharp-NoteBook-WritingPasswordProtectedDoc-WritingPasswordProtectedDoc.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_NoteBook();

var notebook = new Notebook(dataDir + "notebook2.onetoc2", new NotebookLoadOptions() { DeferredLoading = false });

notebook.Save(dataDir + "notebook_out.onetoc2", new NotebookOneSaveOptions() { DeferredSaving = true });

if (notebook.Count > 0)
{
    var childDocument0 = notebook[0] as Document;

    childDocument0.Save(dataDir + "Not Locked_out.one");

    var childDocument1 = notebook[1] as Document;

    childDocument1.Save(dataDir + "Locked Pass1_out.one", new OneSaveOptions() { DocumentPassword = "pass" });

    var childDocument2 = notebook[2] as Document;

    childDocument2.Save(dataDir + "Locked Pass2_out.one", new OneSaveOptions() { DocumentPassword = "pass2" });
}

## Examples-CSharp-Pages-ConflictPageManipulation-ConflictPageManipulation.cs
string dataDir = RunExamples.GetDataDir_Pages();

// Load OneNote document
Document doc = new Document(dataDir + "Aspose.one", new LoadOptions { LoadHistory = true });

var history = doc.GetPageHistory(doc.FirstChild);
for (int i = 0; i < history.Count; i++)
{
    var historyPage = history[i];
    Console.Write("    {0}. Author: {1}, {2:dd.MM.yyyy hh.mm.ss}",
                    i,
                    historyPage.PageContentRevisionSummary.AuthorMostRecent,
                    historyPage.PageContentRevisionSummary.LastModifiedTime);
    Console.WriteLine(historyPage.IsConflictPage ? ", IsConflict: true" : string.Empty);
    // By default conflict pages are just skipped on saving.
    // If mark it as non-conflict then it will be saved as usual one in the history.
    if (historyPage.IsConflictPage)
        historyPage.IsConflictPage = false;
}

doc.Save(dataDir + "ConflictPageManipulation_out.one", SaveFormat.One);

## Examples-CSharp-Pages-CreateDocWithRootAndSubPages-CreateDocWithRootAndSubPages.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Pages();

// Create an object of the Document class
Document doc = new Document();
// Initialize Page class object and set its level
Aspose.Note.Page page1 = new Aspose.Note.Page(doc) { Level = 1 };
// Initialize Page class object and set its level
Aspose.Note.Page page2 = new Aspose.Note.Page(doc) { Level = 2 };
// Initialize Page class object and set its level
Aspose.Note.Page page3 = new Aspose.Note.Page(doc) { Level = 1 };

/*---------- Adding nodes to first Page ----------*/
Outline outline = new Outline(doc);
OutlineElement outlineElem = new OutlineElement(doc);
ParagraphStyle textStyle = new ParagraphStyle { FontColor = Color.Black, FontName = "Arial", FontSize = 10 };
RichText text = new RichText(doc) { Text = "First page.", ParagraphStyle = textStyle };
outlineElem.AppendChildLast(text);
outline.AppendChildLast(outlineElem);
page1.AppendChildLast(outline);

/*---------- Adding nodes to second Page ----------*/
var outline2 = new Outline(doc);
var outlineElem2 = new OutlineElement(doc);
var textStyle2 = new ParagraphStyle { FontColor = Color.Black, FontName = "Arial", FontSize = 10 };
var text2 = new RichText(doc) { Text = "Second page.", ParagraphStyle = textStyle2 };
outlineElem2.AppendChildLast(text2);
outline2.AppendChildLast(outlineElem2);
page2.AppendChildLast(outline2);

/*---------- Adding nodes to third Page ----------*/
var outline3 = new Outline(doc);
var outlineElem3 = new OutlineElement(doc);
var textStyle3 = new ParagraphStyle { FontColor = Color.Black, FontName = "Arial", FontSize = 10 };
var text3 = new RichText(doc) { Text = "Third page.", ParagraphStyle = textStyle3 };
outlineElem3.AppendChildLast(text3);
outline3.AppendChildLast(outlineElem3);
page3.AppendChildLast(outline3);

/*---------- Add pages to the OneNote Document ----------*/
doc.AppendChildLast(page1);
doc.AppendChildLast(page2);
doc.AppendChildLast(page3);

dataDir = dataDir + "CreateDocWithRootAndSubPages_out.one";
// Save OneNote document
doc.Save(dataDir);

## Examples-CSharp-Pages-GetNumberOfPages-GetNumberOfPages.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Pages();

// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");

// Get number of pages
int count = oneFile.GetChildNodes<Page>().Count;

// Print count on the output screen
Console.WriteLine(count);

## Examples-CSharp-Pages-GetPageInformation-GetPageInformation.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Pages();

// Load the document into Aspose.Note.
Document oneFile = new Document(dataDir + "Aspose.one");

// Get all Page nodes
IList<Page> pages = oneFile.GetChildNodes<Page>();

foreach (Page page in pages)
{
    Console.WriteLine("LastModifiedTime: {0}", page.LastModifiedTime);
    Console.WriteLine("CreationTime: {0}", page.CreationTime);
    Console.WriteLine("Title: {0}", page.Title);
    Console.WriteLine("Level: {0}", page.Level);
    Console.WriteLine("Author: {0}", page.Author);
    Console.WriteLine();
}

## Examples-CSharp-Pages-GetPageRevisions-GetPageRevisions.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Pages();

// Load OneNote document
Document document = new Document(dataDir + "Aspose.one", new LoadOptions { LoadHistory = true });
// Get first page
Page firstPage = document.FirstChild;
foreach (Page pageRevision in document.GetPageHistory(firstPage))
{
    /*Use pageRevision like a regular page.*/
    Console.WriteLine("LastModifiedTime: {0}", pageRevision.LastModifiedTime);
    Console.WriteLine("CreationTime: {0}", pageRevision.CreationTime);
    Console.WriteLine("Title: {0}", pageRevision.Title);
    Console.WriteLine("Level: {0}", pageRevision.Level);
    Console.WriteLine("Author: {0}", pageRevision.Author);
    Console.WriteLine();
}

## Examples-CSharp-Pages-ModifyPageHistory-ModifyPageHistory.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Pages();

// Load OneNote document and get first child
Document document = new Document(dataDir + "Aspose.one");
Page page = document.FirstChild;

var pageHistory = document.GetPageHistory(page);

pageHistory.RemoveRange(0, 1);

pageHistory[0] = new Page(document);
if (pageHistory.Count > 1)
{
    pageHistory[1].Title.TitleText.Text = "New Title";

    pageHistory.Add(new Page(document));

    pageHistory.Insert(1, new Page(document));

    document.Save(dataDir + "ModifyPageHistory_out.one");
}

## Examples-CSharp-Pages-PageClone-PageClone.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Pages();

// Load OneNote document
Document document = new Document(dataDir + "Aspose.one", new LoadOptions { LoadHistory = true });

//Clone into new document without history
var cloned = new Document();
cloned.AppendChildLast(document.FirstChild.Clone());

//Clone into new document with history
cloned = new Document();
cloned.AppendChildLast(document.FirstChild.Clone(true));

## Examples-CSharp-Pages-PushCurrentPageVersion-PushCurrentPageVersion.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Pages();

// Load OneNote document and get first child
Document document = new Document(dataDir + "Aspose.one");
Page page = document.FirstChild;

var pageHistory = document.GetPageHistory(page);

pageHistory.Add(page.Clone());

document.Save(dataDir + "PushCurrentPageVersion_out.one");

## Examples-CSharp-Pages-RollBackRevisions-RollBackRevisions.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Pages();

// Load OneNote document and get first child
Document document = new Document(dataDir + "Aspose.one");
Page page = document.FirstChild;
Page lastPage = null;
foreach (Page pageRevision in document.GetPageHistory(page))
{
    lastPage = pageRevision;
}
document.RemoveChild(page);

document.AppendChildLast(lastPage);

document.Save(dataDir + "RollBackRevisions_out.one");

## Examples-CSharp-Pages-WorkingWithPageRevisions-WorkingWithPageRevisions.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Pages();

// Load OneNote document and get first child
Document document = new Document(dataDir + "Aspose.one");
Page page = document.FirstChild;

// Reading Content Revision Summary for this page
var pageRevisionInfo = page.PageContentRevisionSummary;

Console.WriteLine(string.Format(
    "Author:\t{0}\nModified:\t{1}",
    pageRevisionInfo.AuthorMostRecent,
    pageRevisionInfo.LastModifiedTime.ToString("dd.MM.yyyy HH:mm:ss")));

// Update Page Revision Summary for this page
pageRevisionInfo.AuthorMostRecent = "New Author";
pageRevisionInfo.LastModifiedTime = DateTime.Now;
document.Save(dataDir + "WorkingWithPageRevisions_out.one");

## Examples-CSharp-PrintingDocument-PrintDocument-PrintDocument.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

var document = new Aspose.Note.Document(dataDir + "Aspose.one");

document.Print();

## Examples-CSharp-PrintingDocument-PrintDocumentWithPrintOptions-PrintDocumentWithPrintOptions.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

var document = new Aspose.Note.Document(dataDir + "Aspose.one");

var printerSettings = new PrinterSettings() { FromPage = 0, ToPage = 10 };
printerSettings.DefaultPageSettings.Landscape = true;
printerSettings.DefaultPageSettings.Margins = new System.Drawing.Printing.Margins(50, 50, 150, 50);

document.Print(new PrintOptions()
{
    PrinterSettings = printerSettings,
    Resolution = 1200,
    PageSplittingAlgorithm = new KeepSolidObjectsAlgorithm(),
    DocumentName = "Test.one"
});

## Examples-CSharp-Tables-CreateTableWithLockedColumns-CreateTableWithLockedColumns.cs
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Tables();
	// Instantiate the License class
	Aspose.Note.License license = new Aspose.Note.License();

	// Pass only the name of the license file embedded in the assembly
	license.SetLicense("Aspose.Note.lic");
	Aspose.Note.License license = new Aspose.Note.License();
	FileStream myStream = new FileStream("Aspose.Note.lic", FileMode.Open);
	license.SetLicense(myStream);
	// The path to the documents directory.
	string dataDir = RunExamples.GetDataDir_Attachments();

	// Create an object of the Document class
	Document doc = new Document();
	// Initialize Page class object
	Aspose.Note.Page page = new Aspose.Note.Page(doc);
	// Initialize Outline class object
	Outline outline = new Outline(doc);
	// Initialize OutlineElement class object
	OutlineElement outlineElem = new OutlineElement(doc);
	// Initialize AttachedFile class object and also pass its icon path
	AttachedFile attachedFile = new AttachedFile(doc, dataDir + "attachment.txt", File.OpenRead(dataDir + "icon.jpg"), ImageFormat.Jpeg);
	// Add attached file
	outlineElem.AppendChildLast(attachedFile);
	// Add outline element node
	outline.AppendChildLast(outlineElem);
	// Add outline node
	page.AppendChildLast(outline);
	// Add page node
	doc.AppendChildLast(page);

	dataDir = dataDir + "AttachFileAndSetIcon_out.one";
	doc.Save(dataDir);
	private static void CopyStream(Stream input, Stream output)
	{
	try
	{
	byte[] buffer = new byte[8 * 1024];
	int len;
	while ((len = input.Read(buffer, 0, buffer.Length)) > 0)
	{
	output.Write(buffer, 0, len);
	}
	}
	catch (Exception ex)
	{
	throw new Exception(ex.Message);
	}
	}
	// The path to the documents directory.
	string dataDir = RunExamples.GetDataDir_Attachments();

	// Load the document into Aspose.Note.
	Document oneFile = new Document( dataDir + "Sample1.one");

	// Get a list of attached file nodes
	IList<AttachedFile> nodes = oneFile.GetChildNodes<AttachedFile>();

	// Iterate through all nodes
	foreach (AttachedFile file in nodes)
	{
	// Load attached file to a stream object
	using (Stream outputStream = new MemoryStream(file.Bytes))
	{
	// Create a local file
	using (Stream fileStream = System.IO.File.OpenWrite(String.Format(dataDir + file.FileName)))
	{
	// Copy file stream
	CopyStream(outputStream, fileStream);
	}
	}
	}
	// The path to the documents directory.
	string dataDir = RunExamples.GetDataDir_Images();

	var document = new Document();
	var page = new Page(document);
	var image = new Image(document, dataDir + "image.jpg");
	image.AlternativeTextTitle = "This is an image's title!";
	image.AlternativeTextDescription = "And this is an image's description!";
	page.AppendChildLast(image);
	document.AppendChildLast(page);

	dataDir = dataDir + "ImageAlternativeText_out.one";
	document.Save(dataDir);
	// The path to the documents directory.
	string dataDir = RunExamples.GetDataDir_Images();

	// Load document from the stream.
	Document doc = new Document(dataDir + "Aspose.one");
	// Get the first page of the document.
	Aspose.Note.Page page = doc.FirstChild;

	// Load an image from the file.
	Aspose.Note.Image image = new Aspose.Note.Image(doc, dataDir + "image.jpg");
	// Change the image's size according to your needs (optional).
	image.Width = 100;
	image.Height = 100;
	// Set the image's location in the page (optional).
	image.VerticalOffset = 400;
	image.HorizontalOffset = 100;
	// Set image alignment
	image.Alignment = HorizontalAlignment.Right;
	// Add the image to the page.
	page.AppendChildLast(image);
	// The path to the documents directory.
	string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

	// Initialize the new Document
	Document doc = new Document() { AutomaticLayoutChangesDetectionEnabled = false };
	// Initialize the new Page
	Aspose.Note.Page page = new Aspose.Note.Page(doc);
	// Default style for all text in the document.
	ParagraphStyle textStyle = new ParagraphStyle { FontColor = Color.Black, FontName = "Arial", FontSize = 10 };
	page.Title = new Title(doc)
	{
	TitleText = new RichText(doc) { Text = "Title text.", ParagraphStyle = textStyle },
	TitleDate = new RichText(doc) { Text = new DateTime(2011, 11, 11).ToString("D", CultureInfo.InvariantCulture), ParagraphStyle = textStyle },
	TitleTime = new RichText(doc) { Text = "12:34", ParagraphStyle = textStyle }
	};
	// Append page node
	doc.AppendChildLast(page);
	// Save OneNote document in different formats, set text font size and detect layout changes manually.
	doc.Save(dataDir + "ConsequentExportOperations_out.html");
	doc.Save(dataDir + "ConsequentExportOperations_out.pdf");
	doc.Save(dataDir + "ConsequentExportOperations_out.jpg");
	textStyle.FontSize = 11;
	doc.DetectLayoutChanges();
	doc.Save(dataDir + "ConsequentExportOperations_out.bmp");
	// The path to the documents directory.
	string dataDir = RunExamples.GetDataDir_LoadingAndSaving();

	// Initialize OneNote document
	Document doc = new Document();

	Aspose.Note.Page page = new Aspose.Note.Page(doc);
	// Default style for all text in the document.
	ParagraphStyle textStyle = new ParagraphStyle { FontColor = Color.Black, FontName = "Arial", FontSize = 10 };
	page.Title = new Title(doc)
	{
	TitleText = new RichText(doc) { Text = "Title text.", ParagraphStyle = textStyle },
	TitleDate = new RichText(doc) { Text = new DateTime(2011, 11, 11).ToString("D", CultureInfo.InvariantCulture), ParagraphStyle = textStyle },
	TitleTime = new RichText(doc) { Text = "12:34", ParagraphStyle = textStyle }
	};
	doc.AppendChildLast(page);

	dataDir = dataDir + "CreateAndSavePageRange_out.html";
	// Save as HTML format
	doc.Save(dataDir, new HtmlSaveOptions
	{
	PageCount = 1,
	PageIndex = 0
	});
	string dataDir = RunExamples.GetDataDir_LoadingAndSaving();
	var document = new Aspose.Note.Document(dataDir + "Aspose.one");

	var options = new HtmlSaveOptions()
	{
	ExportCss = ResourceExportType.ExportEmbedded,
	ExportFonts = ResourceExportType.ExportEmbedded,
	ExportImages = ResourceExportType.ExportEmbedded,
	FontFaceTypes = FontFaceType.Ttf
	};
	var r = new MemoryStream();
	document.Save(r, options);