2.9 Creating a new component in the visual environment

Contents

Introduction 3

1. Creation of the components in the visual programming environment Delphi 6

1.1 Classes. 6

1.2 Components component packages 15

1.3 Classification of components .. 24

1.4 Creation of methods, properties and events 29

2. Overview of the components 37

2.1 TStringGrid 37

2.2 TWatchLabel 37

2.3. Setting targets 38

2.4. Description algorithms 39

2.5. The organization of the input and output data 42

2.6. The structure of the component 43

2.7. Description of the programs 44

Conclusion 48

Glossary 50

Bibliographic list 52

Abbreviations 55

Applications 56