Page 198 - DCAP408_WEB_PROGRAMMING

Windows Programming Anil Sharma, Lovely Professional University

Notes Unit 12: Dialog Boxes (II)

CONTENTS
Objectives
Introduction

12.1 Exchanging Data with a Dialogue Box – Global Variable Method
and Pointer Method
12.2 Problems in Global Variables

12.2.1 Why Global Variables should be avoided when Unnecessary?
12.2.2 Why the Convenience of Global Variables sometimes Outweighs the
Potential Problems?

12.3 Exchanging Data with a Dialog Box – Pointer Method
12.4 Modal, Modeless and System Modal Dialog Boxes
12.4.1 Modal Dialog Box

12.4.2 Modeless Dialog Box
12.4.3 System Modal Dialog Box
12.5 Creating a Modeless Dialog Box
12.6 Summary
12.7 Keywords

12.8 Review Questions
12.9 Further Readings

Objectives

After studying this unit, you will be able to:

 Understand the concept of exchanging data with a dialog box using global variable method
and pointer method

 Discuss problems in global variables
 Understand modal, modeless, and system modal dialog boxes
 Illustrate creating modeless dialog box

Introduction

In this unit you will understand the process of exchanging data with a dialog box by means of
Global Variable Method and Pointer Method. Also you will recognize various types of dialog
boxes such as modal dialog box, modeless dialog box, and system modal dialog box. Creating
a modeless dialog box is also discussed in this unit.

192 LOVELY PROFESSIONAL UNIVERSITY