Function DXUTDisplayErrorMessage

framework/d3d11/dxut/Core/DXUT.cpp:3443–3486

-------------------------------------------------------------------------------------- Display an custom error msg box --------------------------------------------------------------------------------------

// Display an custom error msg box 
//--------------------------------------------------------------------------------------
void DXUTDisplayErrorMessage( _In_ HRESULT hr )
{
    WCHAR strBuffer[512];

    int nExitCode;
    bool bFound = true;
    switch( hr )
    {
        case DXUTERR_NODIRECT3D:
        {
            nExitCode = 2;
            wcscpy_s( strBuffer, ARRAYSIZE(strBuffer), L"Could not initialize Direct3D 11. " );
            break;
        }
        case DXUTERR_NOCOMPATIBLEDEVICES:    
            nExitCode = 3; 
            if( GetSystemMetrics(SM_REMOTESESSION) != 0 )
                wcscpy_s( strBuffer, ARRAYSIZE(strBuffer), L"Direct3D does not work over a remote session." ); 
            else
                wcscpy_s( strBuffer, ARRAYSIZE(strBuffer), L"Could not find any compatible Direct3D devices." ); 
            break;
        case DXUTERR_MEDIANOTFOUND:          nExitCode = 4; wcscpy_s( strBuffer, ARRAYSIZE(strBuffer), L"Could not find required media." ); break;
        case DXUTERR_NONZEROREFCOUNT:        nExitCode = 5; wcscpy_s( strBuffer, ARRAYSIZE(strBuffer), L"The Direct3D device has a non-zero reference count, meaning some objects were not released." ); break;
        case DXUTERR_CREATINGDEVICE:         nExitCode = 6; wcscpy_s( strBuffer, ARRAYSIZE(strBuffer), L"Failed creating the Direct3D device." ); break;
        case DXUTERR_RESETTINGDEVICE:        nExitCode = 7; wcscpy_s( strBuffer, ARRAYSIZE(strBuffer), L"Failed resetting the Direct3D device." ); break;
        case DXUTERR_CREATINGDEVICEOBJECTS:  nExitCode = 8; wcscpy_s( strBuffer, ARRAYSIZE(strBuffer), L"An error occurred in the device create callback function." ); break;
        case DXUTERR_RESETTINGDEVICEOBJECTS: nExitCode = 9; wcscpy_s( strBuffer, ARRAYSIZE(strBuffer), L"An error occurred in the device reset callback function." ); break;
        // nExitCode 10 means the app exited using a REF device 
        case DXUTERR_DEVICEREMOVED:          nExitCode = 11; wcscpy_s( strBuffer, ARRAYSIZE(strBuffer), L"The Direct3D device was removed."  ); break;
        default: bFound = false; nExitCode = 1; break; // nExitCode 1 means the API was incorrectly called

    }   

    GetDXUTState().SetExitCode(nExitCode);

    bool bShowMsgBoxOnError = GetDXUTState().GetShowMsgBoxOnError();
    if( bFound && bShowMsgBoxOnError )
    {
        if( DXUTGetWindowTitle()[0] == 0 )
            MessageBox( DXUTGetHWND(), strBuffer, L"DXUT Application", MB_ICONERROR | MB_OK );
        else
            MessageBox( DXUTGetHWND(), strBuffer, DXUTGetWindowTitle(), MB_ICONERROR | MB_OK );
    }
}


//--------------------------------------------------------------------------------------