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Introduction to Computer Programming

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Course Title: Computer Programming Fundamentals Course Description: This course is an introduction to computer programming and covers fundamental concepts of programming using a high-level programming language such as Python, Java or C++. Students will learn to write, test, and debug simple pro...

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  • March 7, 2023
  • 52
  • 2022/2023
  • Presentation
  • Unknown
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Windows Programming
using Dev C++

,Introduction to Window
Elements

, Window Program: Message
Box
#include<windows.h>
int _stdcall WinMain
( HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpszCmdline,
int nCmdShow)
{
MessageBox ( 0, "Hello!", "Title", 0 ) ;
return 0;
}

, Terms Used
_stdcall – conventional prefix • MessageBox (
WinMain() – main function for HWND hWnd, /*Handle for the parent
windows prog window*/
HINSTANCE – typedef for unsigned LPCSTR lpszText, /* Text to be displayed
int */
LPCSTR lpszTitle, /*Title of the message
LPSTR – typedef for char *
box */
HINSTANCE hInstance – window ID int nButtons
HINSTANCE hPrevInstance – prev /*Bottons or icons to be displayed*/
window info );
LPSTR lpszCmdline – similar to argv Examples:
(command line arguments) • MessageBox ( 0, lpszCmdline, "Title", 0 ) ;
int nCmdShow – window type (max, • MessageBox ( 0, “Are you sure”,
normal or min) “Confirmation”, MB_YESNO ) ;
• MessageBox ( 0, “Print to the Printer”,
MessageBox() – Can be used for
“Caption”, MB_YESNOCANCEL) ;
displaying the message and pausing
• MessageBox ( 0, “icon is all about style”,
the program control just like getch()

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