WPF实现在线预览和显示Word和PDF文件

奕徒 · 发表于 2024-2-25 12:02:59

效果图

PDF和Word预览，可用于WPF和Winform。原理是采用spire把word或者pdf文件转成xps文件，用documentViewer来呈现，并重新封装了显示的样子
WPF 需要引用的包，本地程序集

ReachFramework spire.officeMicrosoft.Office.Interop.Word.dll

复制代码

spire把word或者pdf文件转成xps文件
word转化提供另外一种方法，采用引用Microsoft.Office.Interop.Word.dll
实现代码

using Spire.Doc;
using Spire.Pdf;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Windows.Xps.Packaging;
namespace WpfApp3
{
/// <summary>
/// Main.xaml 的交互逻辑
/// </summary>
public partial class Main : Window
{
/// <summary>
/// 转化临时显示文件
/// </summary>
public string tempPdfPreAddress = Environment.CurrentDirectory + "\\tempPdfPre\";
/// <summary>
/// 统一读取
/// </summary>
XpsDocument readerDoc;
public Main()
{
InitializeComponent();
if (!Directory.Exists(tempPdfPreAddress))
{
Directory.CreateDirectory(tempPdfPreAddress);
}
}
private void Button_Click(object sender, RoutedEventArgs e)
{
string filePath = Environment.CurrentDirectory + "\\个人申请微信公众号教程.docx";
ConvertWordToXPS2(filePath);
}
private void Button_Pdf_Click(object sender, RoutedEventArgs e)
{
string filePath = Environment.CurrentDirectory + "\\样板.pdf";
ConvertPdfToXPS(filePath);
}
private void ConvertPdfToXPS(string pdfDocName)
{
if (readerDoc != null)
readerDoc.Close();
PdfDocument pdfDocument = new PdfDocument();
pdfDocument.LoadFromFile(pdfDocName);
string name = tempPdfPreAddress + System.IO.Path.GetFileNameWithoutExtension(pdfDocName) + ".xps";
pdfDocument.SaveToFile(name, Spire.Pdf.FileFormat.XPS);
pdfDocument.Close();
readerDoc = new XpsDocument(name, FileAccess.Read);
docViewer.Document = readerDoc.GetFixedDocumentSequence();
docViewer.FitToWidth();
}
private void ConvertWordToXPS2(string wordDocName)
{
if (readerDoc != null)
readerDoc.Close();
Document document = new Document(wordDocName);
string name = tempPdfPreAddress + System.IO.Path.GetFileNameWithoutExtension(wordDocName) + ".xps";
document.SaveToFile(name, Spire.Doc.FileFormat.XPS);
document.Close();
readerDoc = new XpsDocument(name, FileAccess.Read);
docViewer.Document = readerDoc.GetFixedDocumentSequence();
docViewer.FitToWidth();
}
//private XpsDocument ConvertWordToXPS(string wordDocName)
//{
// FileInfo fi = new FileInfo(wordDocName);
// XpsDocument result = null;
// string xpsDocName = System.IO.Path.Combine(tempPdfPreAddress, fi.Name);
// xpsDocName = xpsDocName.Replace(".docx", ".xps").Replace(".doc", ".xps");
// Microsoft.Office.Interop.Word.Application wordApplication = new Microsoft.Office.Interop.Word.Application();
// try
// {
// if (!File.Exists(xpsDocName))
// {
// wordApplication.Documents.Add(wordDocName);
// Microsoft.Office.Interop.Word.Document doc = wordApplication.ActiveDocument;
// doc.ExportAsFixedFormat(xpsDocName, Microsoft.Office.Interop.Word.WdExportFormat.wdExportFormatXPS, false, Microsoft.Office.Interop.Word.WdExportOptimizeFor.wdExportOptimizeForPrint, Microsoft.Office.Interop.Word.WdExportRange.wdExportAllDocument, 0, 0, Microsoft.Office.Interop.Word.WdExportItem.wdExportDocumentContent, true, true, Microsoft.Office.Interop.Word.WdExportCreateBookmarks.wdExportCreateHeadingBookmarks, true, true, false, Type.Missing);
// result = new XpsDocument(xpsDocName, System.IO.FileAccess.Read);
// }
// if (File.Exists(xpsDocName))
// {
// result = new XpsDocument(xpsDocName, FileAccess.Read);
// }
// }
// catch (Exception ex)
// {
// string error = ex.Message;
// wordApplication.Quit(Microsoft.Office.Interop.Word.WdSaveOptions.wdDoNotSaveChanges);
// }
// wordApplication.Quit(Microsoft.Office.Interop.Word.WdSaveOptions.wdDoNotSaveChanges);
// return result;
//}
private void Button_page_Click(object sender, RoutedEventArgs e)
{
MessageBox.Show(docViewer.MasterPageNumber + "/" + docViewer.PageCount.ToString());
}
private void ZoomInButton_mouse_down(object sender, MouseButtonEventArgs e)
{
docViewer.Zoom += 10;
}
private void ZoomOutButton_mouse_down(object sender, MouseButtonEventArgs e)
{
docViewer.Zoom -= 10;
}
private void Back_mouse_down(object sender, MouseButtonEventArgs e)
{
}
}
}

复制代码

到此这篇关于WPF实现在线预览和显示Word和PDF文件的文章就介绍到这了,更多相关WPF在线预览文件内容请搜索晓枫资讯以前的文章或继续浏览下面的相关文章希望大家以后多多支持晓枫资讯！

免责声明：如果侵犯了您的权益，请联系站长，我们会及时删除侵权内容，谢谢合作！

开林教育彡王 · 发表于前天 01:06

顶顶更健康！！！

		自动登录	找回密码
密码			立即注册

WPF实现在线预览和显示Word和PDF文件

浏览过的版块