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Ivor Horton's Beginning Visual C++ 2013 by Ivor Horton

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Chapter 16Working with Dialogs and Controls

  • How to create dialog resources
  • How to add controls to a dialog
  • The basic varieties of controls available
  • How to create a dialog class to manage a dialog
  • How to program the creation of a dialog box, and how to get information back from the controls in it
  • What are modal and modeless dialogs
  • How to implement and use direct data exchange and validation with controls
  • How to implement view-scaling
  • How to use the status bar in an application

You can find the wrox.com code downloads for this chapter on the Download Code tab at www.wrox.com/go/beginningvisualc. The code is in the Chapter 16 download and individually named according to the names throughout the chapter.

UNDERSTANDING DIALOGS

Of course, dialogs are not new to you. Most Windows programs of consequence use dialogs to manage some of their data input. You click a menu item and up pops a dialog with various controls that you use for entering information. Just about everything that appears in a dialog is a control. A dialog is actually a window and each control in a dialog is also a specialized window. Come to think of it, an application window under Microsoft Windows is composed almost entirely of windows within windows.

You need two things to create and display a dialog in an MFC program: the physical appearance of the dialog, which you define as a resource, and a dialog class object that you use to ...

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