this code explain how to create d modal dialog in mfc an is from codeproject

基于单文档的MFC。读取到四个图像文件并分四画面同时进行显示。至少应该可以作为多画面的参考。-Based on single document MFC. Read to the four image files and display four images simultaneously. At least as many pictures for reference.

This source code is a word processing procedure written with visual c++(MFC).