Unzip a Zip File in C++

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Demonstrates how to unzip the contents of a Zip.

// Visual C++ Example Source Code to Unzip a Zip file
//

#include "stdafx.h"

#include "CkZip.h"
#include "CkZipEntry.h"

int APIENTRY WinMain(HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPSTR     lpCmdLine,
                     int       nCmdShow)
{
    // Unlock the Zip product.
    // This only needs to be done once when the first CkZip object
    // is instantiated.
    CkZip zip;
    zip.UnlockComponent("unlockCode");

    // Open a Zip file and Unzip it.  All subdirectories
    // are automatically created.
    zip.OpenZip("tree.zip");
    zip.Extract(".",0);
    zip.CloseZip();

    return 0;
}