(Xojo Plugin) Unzip Selected Files from a Zip Archive

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

Chilkat Xojo Plugin Download Xojo Plugin for Windows, Linux, Mac OS X, and ARM

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

Dim zip As New Chilkat.Zip

Dim success As Boolean
success = zip.OpenZip("my_files.zip")
If (success <> True) Then
    System.DebugLog(zip.LastErrorText)
    Return
End If

Dim unzipDir As String
unzipDir = "/temp/unzipDir"

Dim n As Int32

// Get the number of files and directories in the .zip
n = zip.NumEntries
System.DebugLog(Str(n))

Dim entry As Chilkat.ZipEntry

Dim i As Int32
For i = 0 To n - 1

    entry = zip.GetEntryByIndex(i)
    If (entry.IsDirectory = False) Then
        // (the filename may include a path)
        System.DebugLog(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 <> True) Then
            System.DebugLog(entry.LastErrorText)
            Return
        End If

    End If

Next