pdf viewer - Added click to scroll on dekstop scrollbar

[shoast]

Added click to scroll mechanism to the pdf viewer, enables faster navigation

[Vikassekar]

Thank you for sharing your proposal and providing the patch that allows the scrollbar to jump to the corresponding location in the document when clicking on the scrollbar track.

We have considered your requirement of enhancing the document navigation by clicking on the scrollbar track on desktop platforms as a feature from our end, but we do not have any immediate plans to implement this feature.

The status of implementation can be tracked through the feedback portal link below: Enhanced Document Navigation via Scrollbar Click in Flutter | Feedback Portal

Please note that, although the Flutter PdfViewer source code is publicly available on GitHub for transparency, we do not accept direct contributions to the repository. This policy ensures consistency and quality across all releases. Nevertheless, your feedback and suggestions are highly valued, and we encourage you to continue sharing ideas through our official support channels.
Thank you for your understanding and continued support.