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HelloWinApp.cpp
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HelloWinApp.cpp
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#include <Windows.h>
#include <assert.h>
#pragma comment(lib, "kernel32.lib")
#pragma comment(lib, "user32.lib")
#pragma comment(lib, "gdi32.lib")
LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
void AddMenus(HWND);
HMENU hMenu;
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd)
{
static TCHAR szClassName[] = TEXT("SHIV-SAN APP");
static TCHAR szWindowName[] = TEXT("MY WINDOW");
HWND hWnd = NULL;
HBRUSH hBrush = NULL;
HICON hIcon = NULL;
HICON hIconSm = NULL;
HCURSOR hCursor = NULL;
WNDCLASSEX wndEx;
MSG msg;
ZeroMemory(&wndEx, sizeof(WNDCLASSEX));
ZeroMemory(&msg, sizeof(MSG));
hBrush = (HBRUSH)GetStockObject(WHITE_BRUSH);
assert(hBrush);
hIcon = LoadIcon(NULL, IDI_APPLICATION);
assert(hIcon);
hIconSm = LoadIcon(NULL, IDI_APPLICATION);
assert(hIconSm);
hCursor = LoadCursor(NULL, IDC_ARROW);
assert(hCursor);
wndEx.cbSize = sizeof(WNDCLASSEX);
wndEx.cbClsExtra = 0;
wndEx.hInstance = hInstance;
wndEx.hbrBackground = hBrush;
wndEx.hIcon = hIcon;
wndEx.hIconSm = hIconSm;
wndEx.hCursor = hCursor;
wndEx.lpfnWndProc = WndProc;
wndEx.lpszClassName = szClassName;
wndEx.lpszMenuName = NULL;
wndEx.style = CS_HREDRAW | CS_VREDRAW;
ATOM bRet = RegisterClassEx(&wndEx);
assert(bRet != NULL);
hWnd = CreateWindowEx(WS_EX_APPWINDOW, szClassName, szWindowName,
WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX | WS_MAXIMIZEBOX,
CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
NULL, NULL, hInstance, NULL);
assert(hWnd);
ShowWindow(hWnd, nShowCmd);
UpdateWindow(hWnd);
while(GetMessage(&msg, NULL, 0, 0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return(msg.wParam);
}
LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch(uMsg)
{
case WM_CREATE:
AddMenus(hWnd);
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
}
return(DefWindowProc(hWnd, uMsg, wParam, lParam));
}
void AddMenus(HWND hWnd)
{
hMenu = CreateMenu();
AppendMenu(hMenu, MF_STRING, 1, "File");
SetMenu(hWnd, hMenu);
}