D202 - Component Writing in Delphi
Price:
US $1,495, UK £1,199 + VAT | Duration: 3 days
Programmers
who develop Delphi applications, using version 5 or 6,
and need to customize components.
A
solid understanding of the Delphi language and Object Oriented
Programming.
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 ot modify existing components, and
how to create data aware components. It also teaches how to write
component editors, property editors.
- Create
new components that work in Delphi and C++ Builder
- Understand
Properties, Methods and Events
- Modify
existing components
- Create
composite components
- Build
custom data aware controls
- Develop
applications more consistently and quicker by using custom
components
- Create
custom property editors and component editors
- Manage
packages
- Distribute
and install custom components
- Build
and Install a help file for components
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
