如何在RichtextBox中加载.pdf文件 [英] How Load .pdf file in richtextBox

问题描述

大家好，
我将.txt，.doc文件加载到richtextBox中，但是我想使用c#将pdf文件加载到richtextbox中. 那只是我的.txt和doc文件代码.


在此先感谢.

hi to all,
i load .txt,.doc file into richtextBox but i want to load pdf file to richtextbox using c#.how can any basic or advance idea.
that is my code for .txt and doc file only.


thanks in advance.

private void button1_Click(object sender, EventArgs e)
       {

           if (openFileDialog1.ShowDialog() == DialogResult.OK)
           {

               ApplicationClass WordOper = new ApplicationClass();
               String filePath = openFileDialog1.FileName;
               Object file = filePath;
               object nullobj = System.Reflection.Missing.Value;
               Document doc = WordOper.Documents.Open(ref file, ref
               nullobj, ref nullobj,
               ref nullobj, ref nullobj, ref nullobj, ref nullobj, ref nullobj,
               ref nullobj, ref nullobj, ref nullobj, ref nullobj,
               ref nullobj, ref nullobj, ref nullobj, ref nullobj);

               Document doc1 = WordOper.ActiveDocument;
               string m_Content = doc1.Content.Text;
               textBox1.Text = m_Content;

           }
       }

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推荐答案

您无法将PDF文件加载到RichTextBox中.实时出价工具不知道如何添加PDF，更不用说渲染PDF了.

您将必须使用第三方控件来展示PDF.

You cannot load a PDF file into a RichTextBox. The RTB has no idea how to prase a PDF, let alone render one.

You''ll have to use a 3rd party control to dispoay the PDF.

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