Files
odfstudio/xmlsecurity
Michael Weghorn f1f6a505a0 weld: Pass weld::TextWidget& in text change callback/handler
Switch the weld::Entry and weld::TextView handlers
that are called when the text changes due to user
interaction to pass a weld::TextWidget& param
instead of a weld::Entry& and weld::TextView&
one respectively.
Adjust related methods across the code base accordingly.

This unifies the behavior for both of these
weld::TextWidget subclasses and prepares for
deduplicating the logic and moving it to the
common base class in an upcoming commit.

That will also ensure they stay in sync.
(Change also motivated by the fact that their behavior was
differing before

    Change-Id: I03d2a13cd84d53d806eb9e363f49c4b6be28d938
    Author: Michael Weghorn <m.weghorn@posteo.de>
    Date:   Thu Jul 9 13:08:58 2026 +0200

        tdf#130857 weld: Don't signal about programmatic TextView text change
.)

Change-Id: I5572fc88caf577fae9a23a39f1ec4f2179935a99
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/207936
Tested-by: Jenkins
Reviewed-by: Michael Weghorn <m.weghorn@posteo.de>
2026-07-10 18:17:27 +02:00
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Document Signing

Introduction

This code provides dialogs, and infrastructure wrapping libxmlsec and gpgme that implements document signing.

For signing a document, a personal key pair is used, which consists of a private key and a public key, which is added to the document in addition to the digital signature of the document, when signing it.

The document signing can be done both for the source ODF/OOXML files and the exported PDF files. It is also possible to sign existing PDF files.

Module Contents

  • doc: OpenDocument workflow legacy information with some illustrations to have an idea of the workflow, for starters check doc/OpenDocumentSignatures-Workflow.odt.
  • inc: Headers to a subset of source files inside the module, parts like source/framework have headers inside the folder.
  • qa: Unit tests for signing and shell scripts for certificates creation for testing.
  • test_docs: Documents & certificates used for testing.
  • source: More on that below.
  • uiconfig: User interface configuration for different dialogs, it is recommended to navigate from relevant source file to the .ui file linked in the class which will be under uiconfig/ui.
  • util: UNO passive registration config for GPG/ NSS.

Source Primary Contents

  • component: Main implementation of DocumentDigitalSignatures where the interaction with security environment and certificates occur.
  • dialogs: Certificate & Signatures management dialogs.
    • certificatechooser: Dialog that allows you to find and choose certificates or signatures for encryption.
    • certificateviewer: More detailed information about each certificate.
    • digitalsignaturesdialog: Main window for signatures of the documents and the start point of signing document.
  • framework: Various elements for verifying signatures and running security engine.
  • gpg: The implementation of encrypting with GPG and security environment initialization.
  • helper: Some helper classes that include signatures manager and the helpers for PDF signing, UriBinding, and XML signatures. It also include helper tools for XSecurityEnvironment.
  • xmlsec: XML, NSS, MSCrypt encryption/ signing tools, more on the low-level side of actual implementation of algorithms.

PDF Testing

To test the signed PDFs, one can use the pdfverify in this way:

./bin/run pdfverify $PWD/xmlsecurity/qa/unit/pdfsigning/data/2good.pdf

The file parameter should be an absolute path.

This is the output of pdfverify for 2good.pdf:

verifying signatures
found 2 signatures
signature #0: digest match? 1
signature #0: partial? 0
signature #1: digest match? 1
signature #1: partial? 0

References