PowerBuilder

Zip and Keep Open

See more Zip Examples

Zip a directory tree by calling WriteZip instead of WriteZipAndClose. When WriteZip is called, the created zip is automatically opened and the zip object contains references to the compressed zip entries (mapped entries) contained within the .zip. PowerBuilder

integer li_rc
integer li_Success
oleobject loo_Zip
string ls_ZipPath
integer li_Recurse
integer li_NumEntries
oleobject loo_Entry
integer i

li_Success = 0

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

loo_Zip = create oleobject
li_rc = loo_Zip.ConnectToNewObject("Chilkat.Zip")
if li_rc < 0 then
    destroy loo_Zip
    MessageBox("Error","Connecting to COM object failed")
    return
end if

ls_ZipPath = "c:/temp/myFiles.zip"

// Initialize the zip object, which also sets the FileName property to the path of the zip to be created.
loo_Zip.NewZip(ls_ZipPath)

// Append references to files to be zipped.
li_Recurse = 1
li_Success = loo_Zip.AppendFiles("c:/temp/files_to_zip/*",li_Recurse)
if li_Success = 0 then
    Write-Debug loo_Zip.LastErrorText
    destroy loo_Zip
    return
end if

// Write the .zip, but don't close the zip file.
// The zip file we just created is automatically opened and the zip object
// now contains entries that are contained within the zip.  (They are memory-mapped entries)
li_Success = loo_Zip.WriteZip()
if li_Success = 0 then
    Write-Debug loo_Zip.LastErrorText
    destroy loo_Zip
    return
end if

Write-Debug "Successfully created " + ls_ZipPath

// Let's look at what's in the .zip we just created..

li_NumEntries = loo_Zip.NumEntries

loo_Entry = create oleobject
li_rc = loo_Entry.ConnectToNewObject("Chilkat.ZipEntry")

i = 0
do while i < li_NumEntries
    loo_Zip.EntryAt(i,loo_Entry)
    if loo_Entry.IsDirectory then
        Write-Debug string(i) + ": " + loo_Entry.FileName + " (directory)"
    else
        Write-Debug string(i) + ": " + loo_Entry.FileName
    end if

    i = i + 1
loop

// Close the zip file when finished.
loo_Zip.CloseZip()


destroy loo_Zip
destroy loo_Entry