Lazarus Documentation

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Lazarus and Pascal Tutorials

• Overview of Free Pascal and Lazarus - A brief discussion of kinds of things you can develop with these general-purpose tools.

• Lazarus Tutorial - A tutorial for beginners and a detailed description of the Lazarus IDE.

• Lazarus IDE Tools - An intermediate level tutorial about code completion and other IDE tools.

• Lazarus Database Tutorial - An introduction to using Lazarus with databases.

• Developing with Graphics - Some basic examples on graphic programming.

• Pascal Tutorial - Tao Yue's Pascal Tutorial (reposted with permission).

• Executing External Programs - A short tutorial showing how to run external programs from inside your program.

• Hardware Access - How to access hardware devices, such as ISA cards, PCI cards, parallel and serial ports and USB devices.

• Networking - Tutorials about XML, TCP/IP protocol, creating secure network programs, WebServices, etc.

• Multithreaded Application Tutorial - How to write multithreaded applications using Free Pascal and Lazarus

• Streaming components - How to write components to streams and read/create components from streams

The Lazarus User Guides

• Installing Lazarus - An installation guide (please add to it!)
• Lazarus For Delphi Users - For Delphi users who are getting started with Lazarus
• Lazarus Faq - General information about Lazarus and specifics for Linux and Windows users.
• Lazarus DB Faq - FAQ on database issues in Lazarus.
• Code Examples - Example working code for Lazarus.
• LCL documentation - On line help for LCL (work in progress).
• File size and smartlinking - How to smartlink applications and create smaller executables.
• Wishlist/Wanted Features - Features that you would like to see in Lazarus
• Accessing the Interfaces directly - Example how to access the LCL widgetsets
• Deploying Your Application - How to create an installer for your application
• The Power of Proper Planning and Practices - common-sense programming best practices for the Free Pascal and Lazarus developer

The Lazarus Developer Guides

• How To Help Developing Lazarus - A guide to help newbies start improving Lazarus
• Version Numbering - Explanation of the different version numbers of Lazarus
• Creating a Patch - A guide to making a patch with changes made to Lazarus
• Creating a Backtrace with GDB - A guide to making a backtrace to help you debug a program
• Lazarus Documentation Editor - Using "lazde" to create documentation
• LCL Documentation Roadmap - Which units have to be documented
• Design Guide Lines - A guide about how to procede when changing Lazarus Source Code.
• GUI design - Notes on guidelines when designing the lazarus GUI
• Road To 1.0 - What needs to be done for Lazarus 1.0
• Moderating the bug tracker - Guidelines for lazarus developers and moderators for using the bug tracker.
• LazDoc - An integrated editor for documentation files
• Nomenclature - Guide to choose a name for a new method or property
• LCL Messages - Guide related to LCL Messages
• LCL Internals - Some info about the inner workings of the LCL
• LCL Key Handling - Help! A key press, what now?
• Main Loop Hooks - How to handle multiple event sources
• Asynchronous Calls - How to queue methods for later execution
• Carbon Interface - The Carbon Interface
• Qt Interface - The Qt 4 Interface
• Windows CE Interface - For Pocket PC
• Codetools - How the codetools are integrated into the IDE

Translations

• Getting translation strings right A few notes for programmers on how to create and use translateable strings in your application. Quickly discusses general things about creating strings, offers a few hints on implementation issues and points out some things to consider when using English as base language in particular.
• Localization Notes:

• German - Notes and guidelines for translating the Lazarus IDE to German, including a small dictionary to look up often used translations.
• Portuguese-Brazilian - Small dictionary containing common translations of terms used in the Lazarus IDE for the Portuguese-Brazilian translation.

• Add language bar explains how you can add a list of translations to the top of a wiki page.

Code Conversion Guides

• Code Conversion Guide - How to convert existing code and components from Delphi and Kylix
• Multiplatform Programming Guide - How to port applications from one platform to another

IDE Documentation

• Getting Lazarus - Instructions on how to download a released or SVN version of Lazarus

• Lazarus Packages - A guide for creating a package under Lazarus

• Install Packages - A small guide to install packages

• Cross compiling - Creating executables of one platform, on another.

• Remote Debugging - How to debug your Lazarus application from another machine.

• Extending the IDE - How to add functionality to the Lazarus IDE

• Lazarus IDE ToDo List - Remaining tasks for the IDE

• Anchor Sides - Description of Anchor Sides Feature

Additional Components Documentation

• Pascal Script and Pascal Script Examples - How to use the pascal script components in Lazarus
• OpenGL - How to use OpenGL in Lazarus

Free Pascal Compiler Documentation

In addition to this site, the latest version of the documentation can also be found online and in a variety of downloadable formats on the main Free Pascal Compiler site. There is now also a WiKi site for FreePascal [1] very similar in style to this one, to allow developers to submit documentation in addition to the official FPC documents below.

• User's guide
• Programmer's guide
• Reference guide for the system unit, and supported Pascal constructs
• Run-Time Library reference manual
• Free Component Library reference manual
• Free Pascal documentation tool manual