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TA贡献1816条经验 获得超4个赞
我一直在寻找的答案:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using PdfSharp.Pdf;
using PdfSharp.Pdf.IO;
using System.IO;
namespace FolderBrowserDialogSampleInCSharp
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void BrowseFolderButton_Click(object sender, EventArgs e)
{
FolderBrowserDialog folderDlg = new FolderBrowserDialog();
folderDlg.ShowNewFolderButton = true;
// Show the FolderBrowserDialog.
DialogResult result = folderDlg.ShowDialog();
if (result == DialogResult.OK)
{
textBox1.Text = folderDlg.SelectedPath;
Environment.SpecialFolder root = folderDlg.RootFolder;
var dir = textBox1.Text;
File.SetAttributes(dir, FileAttributes.Normal);
string[] files = Directory.GetFiles(dir, "*.pdf");
IEnumerable<IGrouping<string, string>> groups = files.GroupBy(n => n.Split('.')[0].Split('_')[0]);
foreach (var items in groups)
{
Console.WriteLine(items.Key);
PdfDocument outputPDFDocument = new PdfDocument();
foreach (var pdfFile in items)
{
Merge(outputPDFDocument, pdfFile);
}
if (!Directory.Exists(dir + @"\Merge"))
Directory.CreateDirectory(dir + @"\Merge");
outputPDFDocument.Save(Path.GetDirectoryName(items.Key) + @"\Merge\" + Path.GetFileNameWithoutExtension(items.Key) + ".pdf");
}
Console.Read();
Close();
}
}
private static void Merge(PdfDocument outputPDFDocument, string pdfFile)
{
PdfDocument inputPDFDocument = PdfReader.Open(pdfFile, PdfDocumentOpenMode.Import);
outputPDFDocument.Version = inputPDFDocument.Version;
foreach (PdfPage page in inputPDFDocument.Pages)
{
outputPDFDocument.AddPage(page);
}
}
}
}
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