Important Update
The sample source codes on this page shows how to merge protected PDF documents (c++ clr) with PDF extractor SDK in C++. What is ByteScout Data Extraction Suite? It is the set that includes 3 SDK products for data extraction from PDF, scans, images and from spreadsheets: PDF Extractor SDK, Data Extraction SDK, Barcode Reader SDK. It can help you to merge protected PDF documents (c++ clr) with PDF extractor SDK in your C++ application.
These C++ code samples for C++ guide developers to speed up coding of the application when using ByteScout Data Extraction Suite. Simply copy and paste in your C++ project or application you and then run your app! Enjoy writing a code with ready-to-use sample C++ codes.
You can download free trial version of ByteScout Data Extraction Suite from our website with this and other source code samples for C++.
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#include "stdafx.h"
//
// This example demonstrates how to provide password for protected PDF files.
//
using namespace System;
using Bytescout::PDFExtractor::DocumentMerger;
// `PasswordRequired` event handler
void OnPasswordRequired(System::Object ^sender, System::String ^document, System::String ^%password);
int main(array<System::String ^> ^args)
{
String^ input1(".\\encrypted1 (password is 'password').pdf");
String^ input2(".\\encrypted2 (password is 'password').pdf");
String^ output(".\\result.pdf");
// Create DocumentMerger instance
DocumentMerger^ merger = gcnew DocumentMerger("demo", "demo");
// Handle `PasswordRequired` event
merger->PasswordRequired += gcnew Bytescout::PDFExtractor::PasswordEventHandler(&OnPasswordRequired);
// Ignore document permissions
merger->CheckPermissions = false;
// Merge documents
array<String^>^ files = gcnew array<String^>(2) { input1, input2 };
merger->Merge(files, output);
delete merger;
// Open the output document in default associated application (for demonstration)
Diagnostics::Process::Start(output);
return 0;
}
// `PasswordRequired` event handler
void OnPasswordRequired(System::Object ^sender, System::String ^document, System::String ^%password)
{
// Ask user for password and put it to `Password` property.
password = "password";
}
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//{{NO_DEPENDENCIES}}
// Microsoft Visual C++ generated include file.
// Used by app.rc
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#include "stdafx.h"
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#pragma once
// TODO: reference additional headers your program requires here
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60 Day Free Trial or Visit ByteScout Data Extraction Suite Home Page
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