Chapter 10, Problem 1PP

Program Plan Intro

PET Class

Program plan:

Design the form:

• Place three text boxes control on the form, and change its name and properties to get the name, type, and age from the user.
• Place four label boxes control on the form, and change its name and properties.
• Place a button control on the form, and change its name and properties to retrieve the object properties and then display the values in message box.

In code window, write the code:

Program.cs:

• Include the required libraries.
• Define the namespace “Program10_1”.
  • Define a class “Program”.
    • Define a constructor for the class.
    • Define required functions to run “Form1”.

Form1.cs:

• Include the required libraries.
• Define namespace “Program10_1”.
  • Define a class “Form1”.
  • In button1_Click() method,
    • Create an object for Pet derived class.
    • Assign the text box input to field of base class using derived class object.
    • Display the retrieved fields in message box.
  • Close the application.

Pet.cs:

• Include the required libraries.
• Define namespace “Program10_1”.
  • Define a base class “Pet”.
    • Declare the required fields.
    • Define the parameter less constructor.
    • Define Name, type, and age property to use get and set methods.

Form Design:

View the Form Design in IDE.

Set the Form Control properties in Properties window as follows:

Object	Property	Setting
Form1	Text	Program 10_1
label1	Text	Name:
label2	Text	Type:
label3	Text	Age:
label4	Text	(Empty)
textBox1	Text	(Empty)
textBox2	Text	(Empty)
textBox3	Text	(Empty)
button1	Text	Save

• Add four label box controls to the form from Toolbox.
• Add three text box controls to the form from Toolbox.
• Add one button control to the form from Toolbox.