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#include <windows.h>
#include <tchar.h>
#include <crtdbg.h>
#if defined(UNICODE) || defined(_UNICODE)
#error "Unicode not supported - Please use Multibyte Character Set"
#endif
#define IDC_BUTTON 100
LRESULT CALLBACK WndProc (HWND hwnd, unsigned int msg, WPARAM wParam, LPARAM lParam)
{
switch (msg)
{
case WM_CREATE:
{
HINSTANCE hInstance = ((LPCREATESTRUCT)lParam)->hInstance;
HWND hwndButton = CreateWindow("BUTTON","OK", WS_TABSTOP | WS_VISIBLE | WS_CHILD | BS_DEFPUSHBUTTON,
10, 10, 75, 35, hwnd, (HMENU)IDC_BUTTON, hInstance, NULL);
_ASSERTE(IsWindow(hwndButton));
return 0;
}
case WM_COMMAND:
{
switch (LOWORD(wParam))
{
case IDC_BUTTON:
::MessageBox(hwnd, "Button clicked", "Message", MB_OK | MB_ICONINFORMATION);
break;
}
return 0;
}
case WM_DESTROY:
{
PostQuitMessage (0);
return 0;
}
}
return (DefWindowProc (hwnd, msg, wParam, lParam));
}
int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevIns, LPSTR lpszArgument, int iShow)
{
TCHAR szClassName[] = _T("Template");
TCHAR szWindowName[] = _T("Template");
WNDCLASSEX wc = { 0 };
MSG messages;
HWND hWnd;
wc.lpszClassName = szClassName;
wc.lpfnWndProc = WndProc;
wc.cbSize = sizeof (WNDCLASSEX);
wc.hbrBackground = (HBRUSH)COLOR_BTNSHADOW;
wc.hInstance = hInstance;
_ASSERTE(RegisterClassEx (&wc) !=0);
hWnd = CreateWindowEx (0, szClassName, szWindowName, WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, CW_USEDEFAULT, 450, 300,
HWND_DESKTOP, 0, hInstance, 0);
_ASSERTE(::IsWindow(hWnd));
ShowWindow (hWnd, iShow);
while (GetMessage (&messages, NULL, 0, 0))
{
TranslateMessage (&messages);
DispatchMessage (&messages);
}
return static_cast<int>(messages.wParam);
}
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