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OS/2 Shareware BBS: 8 Other
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08-Other.zip
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CMNVUE.ZIP
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HELLO.C
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C/C++ Source or Header
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1988-11-30
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5KB
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177 lines
/* Hello.c
Hello Application
Windows Toolkit Version 2.03
Copyright (c) Microsoft 1985,1986,1987,1988 */
#include "windows.h"
#include "hello.h"
char szAppName[10];
char szAbout[10];
char szMessage[15];
int MessageLength;
static HANDLE hInst;
FARPROC lpprocAbout;
long FAR PASCAL HelloWndProc(HWND, unsigned, WORD, LONG);
BOOL FAR PASCAL About( hDlg, message, wParam, lParam )
HWND hDlg;
unsigned message;
WORD wParam;
LONG lParam;
{
if (message == WM_COMMAND) {
EndDialog( hDlg, TRUE );
return TRUE;
}
else if (message == WM_INITDIALOG)
return TRUE;
else return FALSE;
}
void HelloPaint( hDC )
HDC hDC;
{
TextOut( hDC,
(short)10,
(short)10,
(LPSTR)szMessage,
(short)MessageLength );
}
/* Procedure called when the application is loaded for the first time */
BOOL HelloInit( hInstance )
HANDLE hInstance;
{
PWNDCLASS pHelloClass;
/* Load strings from resource */
LoadString( hInstance, IDSNAME, (LPSTR)szAppName, 10 );
LoadString( hInstance, IDSABOUT, (LPSTR)szAbout, 10 );
MessageLength = LoadString( hInstance, IDSTITLE, (LPSTR)szMessage, 15 );
pHelloClass = (PWNDCLASS)LocalAlloc( LPTR, sizeof(WNDCLASS) );
pHelloClass->hCursor = LoadCursor( NULL, IDC_ARROW );
pHelloClass->hIcon = LoadIcon( hInstance, MAKEINTRESOURCE(HELLOICON) );
pHelloClass->lpszMenuName = (LPSTR)NULL;
pHelloClass->lpszClassName = (LPSTR)szAppName;
pHelloClass->hbrBackground = (HBRUSH)GetStockObject( WHITE_BRUSH );
pHelloClass->hInstance = hInstance;
pHelloClass->style = CS_HREDRAW | CS_VREDRAW;
pHelloClass->lpfnWndProc = HelloWndProc;
if (!RegisterClass( (LPWNDCLASS)pHelloClass ) )
/* Initialization failed.
* Windows will automatically deallocate all allocated memory.
*/
return FALSE;
LocalFree( (HANDLE)pHelloClass );
return TRUE; /* Initialization succeeded */
}
int PASCAL WinMain( hInstance, hPrevInstance, lpszCmdLine, cmdShow )
HANDLE hInstance, hPrevInstance;
LPSTR lpszCmdLine;
int cmdShow;
{
MSG msg;
HWND hWnd;
HMENU hMenu;
if (!hPrevInstance) {
/* Call initialization procedure if this is the first instance */
if (!HelloInit( hInstance ))
return FALSE;
}
else {
/* Copy data from previous instance */
GetInstanceData( hPrevInstance, (PSTR)szAppName, 10 );
GetInstanceData( hPrevInstance, (PSTR)szAbout, 10 );
GetInstanceData( hPrevInstance, (PSTR)szMessage, 15 );
GetInstanceData( hPrevInstance, (PSTR)&MessageLength, sizeof(int) );
}
hWnd = CreateWindow((LPSTR)szAppName,
(LPSTR)szMessage,
WS_TILEDWINDOW,
0, /* x - ignored for tiled windows */
0, /* y - ignored for tiled windows */
0, /* cx - ignored for tiled windows */
0, /* cy - ignored for tiled windows */
(HWND)NULL, /* no parent */
(HMENU)NULL, /* use class menu */
(HANDLE)hInstance, /* handle to window instance */
(LPSTR)NULL /* no params to pass on */
);
/* Save instance handle for DialogBox */
hInst = hInstance;
/* Bind callback function with module instance */
lpprocAbout = MakeProcInstance( (FARPROC)About, hInstance );
/* Insert "About..." into system menu */
hMenu = GetSystemMenu(hWnd, FALSE);
ChangeMenu(hMenu, 0, NULL, 999, MF_APPEND | MF_SEPARATOR);
ChangeMenu(hMenu, 0, (LPSTR)szAbout, IDSABOUT, MF_APPEND | MF_STRING);
/* Make window visible according to the way the app is activated */
ShowWindow( hWnd, cmdShow );
UpdateWindow( hWnd );
/* Polling messages from event queue */
while (GetMessage((LPMSG)&msg, NULL, 0, 0)) {
TranslateMessage((LPMSG)&msg);
DispatchMessage((LPMSG)&msg);
}
return (int)msg.wParam;
}
/* Procedures which make up the window class. */
long FAR PASCAL HelloWndProc( hWnd, message, wParam, lParam )
HWND hWnd;
unsigned message;
WORD wParam;
LONG lParam;
{
PAINTSTRUCT ps;
switch (message)
{
case WM_SYSCOMMAND:
switch (wParam)
{
case IDSABOUT:
DialogBox( hInst, MAKEINTRESOURCE(ABOUTBOX), hWnd, lpprocAbout );
break;
default:
return DefWindowProc( hWnd, message, wParam, lParam );
}
break;
case WM_DESTROY:
PostQuitMessage( 0 );
break;
case WM_PAINT:
BeginPaint( hWnd, (LPPAINTSTRUCT)&ps );
HelloPaint( ps.hdc );
EndPaint( hWnd, (LPPAINTSTRUCT)&ps );
break;
default:
return DefWindowProc( hWnd, message, wParam, lParam );
break;
}
return(0L);
}