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Lab 15: Scratch Pad App

1. Description
2. Downloading Visual Studio Project
3. Examining the new code with WinMerge
4. How to submit

Description

• In this project we continue working with CDrawBox class, which supports custom drawing in a widget on the user screen. Our job is to connect the radio buttons to allow the user to select alternative shapes and draw them using the mouse. This provides enough functionality to use this application as a "Scratch Pad":

   

   

Downloading Visual Studio Project

• There is no prototype for this lab. Download and unzip c255_lab15_scratch.zip

• Open c255_lab15.sln solution in Visual Studio. Compile and test the program.

   

Examining the new code with WinMerge

• Use WinMerge to compare Lab 14 and Lab 15 folders. Click WinMerge menu

  
      File -> Open
  
  

  and specify locations of the two folders.

• In WinMerge comparison view, double-click the following files to display the differences:

  
      CDrawBox.h
      CDrawBox.cpp
  
      CMainWindow.h
      CMainWindow.cpp
  
  

   

How to submit

• Answer all questions and submit Lab 15 online form to complete the lab.