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Win32 Simple Application AppWizard

, 22 Jun 2004
An article on creating an AppWizard to create Win32 based applications.
win32appwiz_src.zip
SimpleApplicationWizard
hlp
SIMPLEAPPLICATIONWIZARD.HLP
SimpleApplicationWizard.hm
SimpleApplicationWizard.hpj
SimpleApplicationWizard.LOG
SimpleApplicationWizard.ph
SimpleApplicationWizard.rtf
res
SimpleApplicationWizard.ico
SimpleApplicationWizard.dsp
SimpleApplicationWizard.dsw
Template
confirm.inf
newproj.inf
// $$Root$$.cpp : Defines the entry point for the application.
//

#include "stdafx.h"

LRESULT CALLBACK WindProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);
void Init(HWND);

$$IF(USE_WINSOCK)
WSADATA wsaData;
$$ENDIF
int APIENTRY WinMain(HINSTANCE hInstance,
                     HINSTANCE hPrevInstance,
                     LPSTR     lpCmdLine,
                     int       nCmdShow)
{
 	MSG msg;
	WNDCLASS wnd;
	HWND hWnd;

	static TCHAR szAppName[] = TEXT ("$$Root$$") ;

	wnd.style			= CS_HREDRAW | CS_VREDRAW;
$$IF(WINDOW_BASED)
	wnd.cbWndExtra		= 0;
$$ELSE
	wnd.cbWndExtra		= DLGWINDOWEXTRA;
$$ENDIF // WINDOW_BASED
	wnd.cbClsExtra		= 0;
	wnd.hCursor			= LoadCursor(NULL,MAKEINTRESOURCE(IDC_ARROW));
	wnd.hIcon			= LoadIcon(NULL,MAKEINTRESOURCE(IDI_WINLOGO));
	wnd.hInstance		= hInstance;
	wnd.lpfnWndProc		= WindProc;
	wnd.lpszClassName	= szAppName;
	wnd.lpszMenuName	= NULL;
	wnd.hbrBackground	= (HBRUSH)(COLOR_WINDOW);

	if(!RegisterClass(&wnd))
	{
		return 0;
	}
	
$$IF(WINDOW_BASED)
	hWnd = CreateWindow(wnd.lpszClassName,
						"$$Root$$",
						WS_BORDER |
						WS_OVERLAPPED|
						WS_VISIBLE|
						WS_SYSMENU,
						CW_USEDEFAULT,
						CW_USEDEFAULT,
						300,			// change to desired width
						300,			// change to desired height
						NULL,
						NULL,
						hInstance,
						0
						);
$$ELSE
	hWnd = CreateDialog(hInstance,szAppName,NULL,NULL);
$$ENDIF // WINDOW_BASED

$$IF(INIT_COMMON_CONTROLS)
	InitCommonControls();
$$ENDIF // INIT_COMMON_CONTROLS

	PostMessage(hWnd,WM_COMMAND,WM_INITAPPLICATION,0);

	ShowWindow(hWnd,nCmdShow);
	UpdateWindow(hWnd);

	while(GetMessage(&msg,NULL,0,0))
	{
		TranslateMessage(&msg);
		DispatchMessage(&msg);
	}

	return msg.wParam;
}

LRESULT CALLBACK WindProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
	switch(message) {
	
	    case WM_CREATE:
	        {
	            
	            break;
	        }

		case WM_DESTROY:
			{
$$IF(USE_WINSOCK)
				WSACleanup();
$$ENDIF
				PostQuitMessage(0);
				break;
			}
			
		case WM_COMMAND:
			{
				switch(LOWORD(wParam)) {
				
					case WM_INITAPPLICATION:   
						{
							Init(hwnd);
							break;
						}
				    
				    default:
						break;
				}

				break;
			}

		case WM_PAINT:
			{
				break;
			}
	    
	    default:
			return DefWindowProc(hwnd,message,wParam, lParam);
	}

	return DefWindowProc(hwnd,message,wParam, lParam);
}

void Init(HWND hWnd)
{
$$IF(USE_WINSOCK)
	WORD wVersionRequested;
	int err;
 
	wVersionRequested = MAKEWORD( 2, 2 );
 
	err = WSAStartup( wVersionRequested, &wsaData );
	if ( err != 0 ) {
		/* Tell the user that we could not find a usable */
		/* WinSock DLL.       
		*/
		MessageBox(hWnd,"Couldn't find a usable Winsock DLL","Winsock Error",MB_OK);
		return;
	}
 
	/* Confirm that the WinSock DLL supports 2.2.*/
	/* Note that if the DLL supports versions greater    */
	/* than 2.2 in addition to 2.2, it will still return */
	/* 2.2 in wVersion since that is the version we      */
	/* requested.                                        */
 
	if ( LOBYTE( wsaData.wVersion ) != 2 ||
			HIBYTE( wsaData.wVersion ) != 2 ) {
		/* Tell the user that we could not find a usable */
		/* WinSock DLL.                                  */
		WSACleanup( );
		MessageBox(hWnd,"Couldn't find a usable Winsock DLL","Winsock Error",MB_OK);
		return; 
	}
 
	/* The WinSock DLL is acceptable. Proceed. */
$$ENDIF

	// initialize data here
}



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About the Author

Fabio Fornaro
Software Developer (Senior)
Italy Italy
Worked as a Java developer targeting J2EE and J2SE for half a decade.
 
Now he's employed for Avanade as a Senior Associate Consultant on Microsoft technologies.
 
His hobbies are Win32 programming using SDK, MFC, ATL and COM; playing guitar and listening to music.

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