How to C#: Preview Document Content Using XDoc.Word

Overview for How to Use XDoc.Word to preview document content without loading entire document in C# .NET Programming Project

RasterEdge XDoc.Word provide you with APIs to get a thumbnail bitmap of the first page in the word document file. You can be able to get a preview of this word document without loading or processing the entire document in memory. With the SDK, you can preview the document content according to the preview thumbnail by the ways as following.

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C# DLLs for Word File Preview

Add references:

RasterEdge.Imaging.Basic.dll

RasterEdge.Imaging.Basic.Codec.dll

RasterEdge.XDoc.Office.Inner.Common.dll

RasterEdge.Imaging.Drawing.dll

RasterEdge.Imaging.Processing.dll

RasterEdge.XDoc.Office.Inner.Office03.dll

RasterEdge.Imaging.Font.dll

RasterEdge.XDoc.Word.dll

RasterEdge.XImage.Raster.Core.dll

RasterEdge.XImage.Raster.dll

Use corresponding namespaces;

using RasterEdge.Imaging.Basic;

using RasterEdge.XDoc.Word;

Get Preview From File

You may get document preview image from an existing Word file in C#.net.

//  Get document preview from word file
String inputFilePath1 = Program.RootPath + "\\" + "1.docx";
Size size = new Size(200, 200);
Bitmap bmp = DOCXDocument.GetPreviewImage(inputFilePath1, size);
if (bmp == null) throw new Exception("fail to load the document preview");
//  ...

Get Preview From Stream

You may get document preview image from stream object in C#.net.

//  Get document preview from stream object
String inputFilePath1 = Program.RootPath + "\\" + "1.docx";
Stream stream = File.Open(intputFilePath, FileMode.Open);
Size size = new Size(200, 200);
Bitmap bmp = DOCXDocument.GetPreviewImage(stream, size);
if (bmp == null) throw new Exception("fail to load the document preview");
//  ...

Get Preview From Byte Array

You may get document preview image from byte array object in C#.net.

//  Get document preview from byte array object
String inputFilePath = Program.RootPath + "\\" + "1.docx";
Size size = new Size(200, 200);
Stream stream = File.Open(inputFilePath, FileMode.Open);
byte[] array = new byte[stream.Length];
stream.Read(array, 0, array.Length);
Bitmap bmp = DOCXDocument.GetPreviewImage(inputFilePath1);
if (bmp == null) throw new Exception("fail to load the document preview");
//  ...