MUI: Anwendungsbeispiel für Systemeinstellungen
Die in diesem Thema beschriebene Beispielanwendung ist eine einfache Hello MUI-Anwendung, die Systemeinstellungen für ihre Benutzeroberflächensprachen unterstützt.
// Vista and later enabled application, this application will not work on OS versions prior to Vista
#include <windows.h>
#include <wchar.h>
#include <strsafe.h>
#include "resource.h"
#define SUFFICIENTLY_LARGE_STRING_BUFFER (MAX_PATH*2)
#define SUFFICIENTLY_LARGE_ERROR_BUFFER (1024*2)
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
UNREFERENCED_PARAMETER(hInstance);
UNREFERENCED_PARAMETER(hPrevInstance);
UNREFERENCED_PARAMETER(lpCmdLine);
UNREFERENCED_PARAMETER(nCmdShow);
// The following code presents a hypothetical, yet common use pattern of MUI technology
WCHAR displayBuffer[SUFFICIENTLY_LARGE_ERROR_BUFFER];
// 1. Basic application obtains access to the proper resource container
// for standard Win32 resource loading this is normally a PE module - use LoadLibraryEx
// LoadLibraryEx is the preferred alternative for resource modules as used below because it
// provides increased security and performance over that of LoadLibrary
HMODULE resContainer = LoadLibraryExW(HELLO_MODULE_CONTRIVED_FILE_PATH,NULL,LOAD_LIBRARY_AS_IMAGE_RESOURCE | LOAD_LIBRARY_AS_DATAFILE);
if(!resContainer)
{
swprintf_s(displayBuffer,SUFFICIENTLY_LARGE_ERROR_BUFFER,L"FAILURE: Unable to load the resource container module, last error = %d.",GetLastError());
MessageBoxW(NULL,displayBuffer,L"HelloMUI ERROR!",MB_OK | MB_ICONERROR);
return 1; // exit
}
// 2. Application parses the resource container to find the appropriate item
WCHAR szHello[SUFFICIENTLY_LARGE_STRING_BUFFER];
if(LoadStringW(resContainer,HELLO_MUI_STR_0,szHello,SUFFICIENTLY_LARGE_STRING_BUFFER) == 0)
{
swprintf_s(displayBuffer,SUFFICIENTLY_LARGE_ERROR_BUFFER,L"FAILURE: Unable to load the resource string, last error = %d.",GetLastError());
MessageBoxW(NULL,displayBuffer,L"HelloMUI ERROR!",MB_OK | MB_ICONERROR);
FreeLibrary(resContainer);
return 1; // exit
}
// 3. Application presents the discovered resource to the user via UI
swprintf_s(displayBuffer,SUFFICIENTLY_LARGE_ERROR_BUFFER,L"%s MUI",szHello);
MessageBoxW(NULL,displayBuffer,L"HelloMUI",MB_OK | MB_ICONINFORMATION);
// 4. Application cleans up memory associated with the resource container after this item is no longer needed.
if(!FreeLibrary(resContainer))
{
swprintf_s(displayBuffer,SUFFICIENTLY_LARGE_ERROR_BUFFER,L"FAILURE: Unable to unload the resource container, last error = %d.",GetLastError());
MessageBoxW(NULL,displayBuffer,L"HelloMUI ERROR!",MB_OK | MB_ICONERROR);
return 1; // exit
}
return 0;
}