Delphi Certification | Delphi Training Course

Introduction

This course teaches developers how to create native Delphi components which they can use in multiple projects.

Creating components reduces development time, increases programmer productivity, and increases program reliability.

This course teaches developers how to create components from scratch, how to modify existing components, and how to create data aware components.

It also teaches how to write component editors, property editors.

Pre-Requisites

• A solid understanding of the Delphi language and Object Oriented Programming.

Who should attend?

• Programmers who develop Delphi applications, using any Version of Delphi, and need to customize components.

What will I learn?

Review of Object Oriented Programming

• Classes, methods, and fields
• Properties
• Inheritance
• Scope
• Virtual and Abstract methods

Packages

• Creating and managing packages
• Run time packages
• Design time packages

Delphi VCL Source

• Exploring the VCL Source
• Understanding the class structure for component building
• TCustom components
• Intercepting window messages

Component Basics

• OOP Concepts
• Using the Component Wizard
• Modifying existing components
• Adding properties
• Adding Methods
• Adding Events
• Understanding the Owner and Parent properties
• Component Constructors, Destructors, and the Loaded method
• Registering Components
• Assigning icons to components
• Component Streaming
• Exceptions and Components

Non-Visual Components

• Uses for non-visual components
• Creating Dialog components
• Creating TDataSet components
• Converting an existing class to a component

Data Aware Components

• Understanding Data Aware components
• Using the TFieldDataLink
• Adding data aware capabilities to existing components

Graphical Components

• Understanding and using graphical components
• TPen & TBrush
• Drawing on the screen

Building Help Files

• Creating the help file
• Structure of the help file for components
• Registering the help file with delphi

Distributing and Installing Components

• What files need to be distributed
• Writing an install program for the component library

Object Inspector

• Understanding the Object Inspector
• Adding properties
• Adding events
• Using property categories
• Writing component editors
• Custom property editors
• Custom component editors