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C/C++ Quellcode

#include <windows.h>
#include <stdlib.h>
#include <string.h>
#include <tchar.h>
 
static TCHAR szWindowClass[] = _T("win32app");
static TCHAR szTitle[] = _T("Lernen043");
#define ID_BEISPIELBUTTON 4001
static TCHAR szBla[] = _T("BUTTON");
static TCHAR szBla2[] = _T("BEISPIELTEXT");
 
HINSTANCE hInst;
 
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
 
int WINAPI WinMain(HINSTANCE hInstance,
                   HINSTANCE hPrevInstance,
                   LPSTR lpCmdLine,
                   int nCmdShow)
{
    WNDCLASSEX wcex;
 
    wcex.cbSize			= sizeof(WNDCLASSEX);
    wcex.style          = CS_HREDRAW | CS_VREDRAW;
    wcex.lpfnWndProc    = WndProc;
    wcex.cbClsExtra     = 0;
    wcex.cbWndExtra     = 0;
    wcex.hInstance      = hInstance;
    wcex.hIcon          = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_APPLICATION));
    wcex.hCursor        = LoadCursor(NULL, IDC_ARROW);
    wcex.hbrBackground  = (HBRUSH)(COLOR_WINDOW+1);
    wcex.lpszMenuName   = NULL;
    wcex.lpszClassName  = szWindowClass;
    wcex.hIconSm        = LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_APPLICATION));
 
    if (!RegisterClassEx(&wcex))
    {
        MessageBox(NULL,
            _T("Call to RegisterClassEx failed!"),
            _T("Win32 Guided Tour"),
            NULL);
 
        return 1;
    }
 
    hInst = hInstance;
    HWND hWnd = CreateWindow(
        szWindowClass,
        szTitle,
        WS_OVERLAPPEDWINDOW,
        CW_USEDEFAULT, CW_USEDEFAULT,
        500, 100,
        NULL,
        NULL,
        hInstance,
        NULL
    );
	HWND hButton;
	hButton = CreateWindow (szBla,
							szBla2,
							BS_PUSHBUTTON | WS_VISIBLE | WS_CHILD,
							90, 150,
							95, 40,
							hWnd,
							(HMENU)ID_BEISPIELBUTTON,
							hInst,
							NULL
	);
 
    if (!hWnd)
    {
        MessageBox(NULL,
            _T("Call to CreateWindow failed!"),
            _T("Win32 Guided Tour"),
            NULL);
 
        return 1;
    }
 
    ShowWindow(hWnd,
        nCmdShow);
    UpdateWindow(hWnd);
 
    MSG msg;
    while (GetMessage(&msg, NULL, 0, 0))
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }
 
    return (int) msg.wParam;
}
 
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
 
    switch (message)
    {
	case WM_KEYDOWN:
	{
		switch (wParam)
		{
		case VK_ESCAPE:
		{
		int msgboxID = MessageBox(
        NULL,
        (LPCWSTR)L"Möchten sie das Programm wirklich beenden?",
        (LPCWSTR)L"Programm Schließen",
        MB_ICONWARNING | MB_YESNO);
		switch (msgboxID)
		{
		case IDYES:
			PostQuitMessage (0);
			return(0);
		break;
		case IDNO:
			return(0);
		break;
		}
		}break;
    }break;
    case WM_DESTROY:
	{
        PostQuitMessage(0);
    }break;
    default:
	{
        return DefWindowProc(hWnd, message, wParam, lParam);
    }break;
    }
	}
    return 0;
}