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Unicode C++

Unzip Selected Files from a Zip Archive

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Demonstrates how to iterate over the files contained within a .zip and unzip specific files.

Chilkat Unicode C++ Downloads

Unicode C++
#include <CkZipW.h>
#include <CkZipEntryW.h>

void ChilkatSample(void)
    {
    bool success = false;

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkZipW zip;

    success = zip.OpenZip(L"my_files.zip");
    if (success == false) {
        wprintf(L"%s\n",zip.lastErrorText());
        return;
    }

    const wchar_t *unzipDir = L"/temp/unzipDir";

    // Get the number of files and directories in the .zip
    int n = zip.get_NumEntries();

    CkZipEntryW entry;

    int i = 0;
    while (i < n) {

        zip.EntryAt(i,entry);
        if (entry.get_IsDirectory() == false) {
            // (the filename may include a path)
            wprintf(L"%s\n",entry.fileName());

            // Your application may choose to unzip this entry
            // based on the filename.
            // If the entry should be unzipped, then call Extract(unzipDir)
            success = entry.Extract(unzipDir);
            if (success == false) {
                wprintf(L"%s\n",entry.lastErrorText());
                return;
            }

        }

        i = i + 1;
    }
    }