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    VCL PDF Viewer

    • 3 minutes to read

    The VCL PDF Viewer (TdxPDFViewer) component is designed to display, sign, and encrypt Portable Document Format (PDF) files in your application.

    VCL PDF Viewer: A PDF Viewer-Based Application Example

    In this topic…

    Getting Started

    Review the following sections to get started with the TdxPDFViewer component:

    PDF Viewer Project and Form Templates

    The VCL Template Kit ships with automatically installed Project and Form templates for the TdxPDFViewer component. These templates are designed to reduce time spent on repetitive project and form setups, as well as improve onboarding for new VCL developers and boost productivity in experienced teams.

    VCL PDF Viewer: Run and Test the Generated App

    Tip

    Refer to the following help topic for detailed information: Use PDF Viewer Project and Form Templates.

    To see the TdxPDFViewer component in action, run the PDF Viewer demo in the VCL Demo Center installed with compiled DevExpress VCL demos. Click different items in the sidebar on the left to switch between demo features.

    Download: Compiled VCL Demos

    Compiled DevExpress demos ship with source code installed in the Public Documents folder (%PUBLIC%) for all users (default). You can find all project and source code files for the PDF Viewer demo in the following folder:

    %PUBLIC%\Documents\DevExpress VCL Demos\MegaDemos\Product Demos\ExpressPDFViewer\

    The PDF Viewer control has a built-in Navigation pane that includes the following pages:

    Page Thumbnails

    Users can click a page thumbnail to navigate to the corresponding page.

    PDF Document Thumbnails

    Bookmarks

    Bookmarks help users quickly navigate to a page in the document or to an external URI.

    PDF Document Bookmarks

    Attachments

    A document can contain multiple file attachments in any format (images, text files, PDF files, etc.).

    PDF Document Attachments

    Refer to the following topic for more information: Navigation Pane.

    Support for Interactive Forms

    A PDF document can include a form with interactive fields. Users can edit such fields directly in the PDF Viewer control:

    Interactive PDF Form Example

    Refer to the following topic for details: Interactive Forms.

    PDF Viewer Functionality

    The following topics contain information on basic PDF Viewer control functionality:

    PDF Document API

    You can use a PDF document container without a PDF Viewer control to manage documents programmatically. Refer to the following topics for details: