First Windows Program 'link'

This will launch a simple Windows application with a single window. You can close the window by clicking the close button.

MessageBox(NULL, "Window Creation Failed!", "Error!", MB_ICONEXCLAMATION first windows program

This C++ program creates a simple Windows application with a single window. Here's a step-by-step breakdown: This will launch a simple Windows application with

switch (msg)

In this example, we handle the WM_CLOSE message to close the window and the WM_PAINT message to paint the window's background. "Window Creation Failed!"