sessioninfo.cpp

Visual C++ 游戏开发与设计实例 源代码(所有)

                           ( sizeof( WCHAR ) * (dwNameLen + 1) ); 

    // Allocate space
    SI_MSG_GROUPINFO* pMsg = (SI_MSG_GROUPINFO*) new BYTE[ dpBufDesc.dwBufferSize ];
    if( NULL == pMsg )
    {
        Unlock();
        return E_OUTOFMEMORY;
    }

    // Set the data pointer
    dpBufDesc.pBufferData = (BYTE*) pMsg;

    // Store values
    pMsg->dwMsgID       = SI_MSGID_GROUPINFO;
    pMsg->dpnID         = idGroup;
    pMsg->dwNameLength  = dwNameLen;

    // Pack the strings
    LPWSTR pStr = (LPWSTR) (pMsg+1);
    DXUtil_ConvertGenericStringToWideCch( pStr, pGroup->strName, dwNameLen+1 );
    
    // Release the lock
    Unlock();

    // Send the information
    DPNHANDLE dpAsync;
            
    switch( m_eType )
    {
        case PEER:
            hr = m_pPeer->SendTo( idTarget, &dpBufDesc, 1, 0, SI_ASYNC_CONTEXT, &dpAsync, DPNSEND_NOCOMPLETE | DPNSEND_NOLOOPBACK );
            break;

        case SERVER:
            hr = m_pServer->SendTo( idTarget, &dpBufDesc, 1, 0, SI_ASYNC_CONTEXT, &dpAsync, DPNSEND_NOCOMPLETE | DPNSEND_NOLOOPBACK );
            break;

        default:
            hr = E_FAIL;
            break;
    }

    // Release allocated memory and return
    SAFE_DELETE_ARRAY( pMsg );
    return hr;
}




//-----------------------------------------------------------------------------
// Name: SynchronizeWithPlayer()
// Desc: Send all stored group and player information to the player with the 
//       given ID
//-----------------------------------------------------------------------------
HRESULT CSessionInfo::SynchronizeWithPlayer( DPNID id )
{
    HRESULT hr = S_OK;

    Lock();

    // Send all player and group information
    for( UINT i=0; i < m_pPlayers->Count(); i++ )
    {
        CSIPlayer* pPlayer = (CSIPlayer*) m_pPlayers->GetPtr( i );

        // Attempt to send 
        hr = SendPlayerInfoToPlayer( pPlayer->id, id );
        if( FAILED(hr) )
            break;
    }

    for( i=0; i < m_pGroups->Count(); i++ )
    {
        CSIGroup* pGroup = (CSIGroup*) m_pGroups->GetPtr( i );

        // Attempt to send 
        hr = SendGroupInfoToPlayer( pGroup->id, id );
        if( FAILED(hr) )
            break;
    }

    Unlock();

    return hr;
}




//-----------------------------------------------------------------------------
// Name: ShowDialog()
// Desc: Show the dialog UI for all stored player, group, and message data.
//-----------------------------------------------------------------------------
HRESULT CSessionInfo::ShowDialog( HWND hParent )
{
    // If a dialog already exists, bring it to the front
    if( m_hDlg )
    {
        if( FALSE == BringWindowToTop( m_hDlg ) )
            return E_FAIL;
    }
    else
    {
        // If there is an old thread handle, release it now
        SafeDestroyThread( &m_hDlgThread );

        // Launch a new dialog thread
        DWORD dwThreadID;

        m_hDlgParent = hParent;
        m_hDlgThread = chBEGINTHREADEX( NULL, 0, StaticDialogThread, (void*) this, 0, &dwThreadID );
    }

    return S_OK;
}




//-----------------------------------------------------------------------------
// Name: StaticDialogThread()
// Desc: Message pump thread for modeless dialogs
//-----------------------------------------------------------------------------
DWORD WINAPI CSessionInfo::StaticDialogThread( void* pvRef )
{
    CSessionInfo* pThis = (CSessionInfo*) pvRef;

    pThis->m_hDlgPlayers = CreateDialog( GetModuleHandle(NULL), MAKEINTRESOURCE(IDD_SI_PLAYERS), pThis->m_hDlgParent, StaticDlgProcPlayers );
    pThis->m_hDlgMessages = CreateDialog( GetModuleHandle(NULL), MAKEINTRESOURCE(IDD_SI_MESSAGES), pThis->m_hDlgParent, StaticDlgProcMessages );
    pThis->m_hDlg = CreateDialog( GetModuleHandle(NULL), MAKEINTRESOURCE(IDD_SI_MAIN), pThis->m_hDlgParent, StaticDlgProcMain );   
    
    ShowWindow( pThis->m_hDlg, SW_SHOW );

    MSG msg;
    while( GetMessage( &msg, NULL, 0, 0) )
    {  
        // Forward the message to the dialog
        if( IsDialogMessage( pThis->m_hDlg, &msg ) )
            continue;

        if( IsDialogMessage( pThis->m_hDlgPlayers, &msg ) )
            continue;

        if( IsDialogMessage( pThis->m_hDlgMessages, &msg ) )
            continue;
    }

    // Release the window resources
    DestroyWindow( pThis->m_hDlgMessages ); 
    pThis->m_hDlgMessages = NULL;

    DestroyWindow( pThis->m_hDlgPlayers );  
    pThis->m_hDlgPlayers = NULL;

    DestroyWindow( pThis->m_hDlg );         
    pThis->m_hDlg = NULL;

    return 0;
}




//-----------------------------------------------------------------------------
// Name: StaticDlgProcMain()
// Desc: Static dialog procedure sorts incoming messages according to the
//       window handle and assigns them to the member dialog procedure for the
//       correct instance
//-----------------------------------------------------------------------------
INT_PTR CALLBACK CSessionInfo::StaticDlgProcMain( HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
    if( g_pSI )
        return g_pSI->DlgProcMain( hDlg, uMsg, wParam, lParam );

    return FALSE;
}




//-----------------------------------------------------------------------------
// Name: StaticDlgProcPlayers()
// Desc: Static dialog procedure sorts incoming messages according to the
//       window handle and assigns them to the member dialog procedure for the
//       correct instance
//-----------------------------------------------------------------------------
INT_PTR CALLBACK CSessionInfo::StaticDlgProcPlayers( HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
    if( g_pSI )
        return g_pSI->DlgProcPlayers( hDlg, uMsg, wParam, lParam );

    return FALSE;
}




//-----------------------------------------------------------------------------
// Name: StaticDlgProcMessages()
// Desc: Static dialog procedure sorts incoming messages according to the
//       window handle and assigns them to the member dialog procedure for the
//       correct instance
//-----------------------------------------------------------------------------
INT_PTR CALLBACK CSessionInfo::StaticDlgProcMessages( HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
    if( g_pSI )
        return g_pSI->DlgProcMessages( hDlg, uMsg, wParam, lParam );

    return FALSE;
}
  



//-----------------------------------------------------------------------------
// Name: DlgProcMain()
// Desc: Dialog procedure for the UI
//-----------------------------------------------------------------------------
INT_PTR CALLBACK CSessionInfo::DlgProcMain( HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
    switch( uMsg )
    {
        case WM_INITDIALOG:
        {
            SetParent( m_hDlgPlayers, GetDlgItem( hDlg, IDC_SI_TAB ) );
            SetParent( m_hDlgMessages, GetDlgItem( hDlg, IDC_SI_TAB ) );

            // Set the window title
            DPN_APPLICATION_DESC* pAppDesc;
            if( SUCCEEDED( GetDpAppDesc( &pAppDesc ) ) )
            {
                TCHAR strTitle[ 256 ];
                
                DXUtil_ConvertWideStringToGenericCch( strTitle, pAppDesc->pwszSessionName, 256-50 );
                lstrcat( strTitle, TEXT(" - Session Info") );
                SendMessage( hDlg, WM_SETTEXT, 0, (LPARAM) strTitle ); 
            }

            // Add tabs
            TCITEM tcItem = {0};
            tcItem.mask = TCIF_TEXT;

            tcItem.pszText = TEXT("Players");
            SendMessage( GetDlgItem( hDlg, IDC_SI_TAB ), TCM_INSERTITEM, 0, (LPARAM) &tcItem );
            tcItem.pszText = TEXT("Messages");
            SendMessage( GetDlgItem( hDlg, IDC_SI_TAB ), TCM_INSERTITEM, 1, (LPARAM) &tcItem );


            RECT rcWindow = {0};
            GetWindowRect( GetDlgItem( hDlg, IDC_SI_TAB ), &rcWindow );
            SendMessage( GetDlgItem( hDlg, IDC_SI_TAB ), TCM_ADJUSTRECT, FALSE, (LPARAM) &rcWindow );

            POINT ptWindow = { rcWindow.left, rcWindow.top };
            ScreenToClient( GetDlgItem( hDlg, IDC_SI_TAB ), &ptWindow );
            MoveWindow( m_hDlgPlayers, ptWindow.x, ptWindow.y, rcWindow.right - rcWindow.left, rcWindow.bottom - rcWindow.top, FALSE );
            MoveWindow( m_hDlgMessages, ptWindow.x, ptWindow.y, rcWindow.right - rcWindow.left, rcWindow.bottom - rcWindow.top, FALSE );

            ShowWindow( m_hDlgPlayers, SW_SHOW );

            SAFE_DELETE_ARRAY( pAppDesc );
            return TRUE;
        }

        case WM_COMMAND:
            switch( LOWORD(wParam) )
            {
                case IDCANCEL:
                    SendMessage( hDlg, WM_CLOSE, 0, 0 );
                    return TRUE;
            }

            break;

        case WM_NOTIFY:
        {
            NMHDR* pHdr = (NMHDR*) lParam; 
            switch( pHdr->code )
            {
                case TCN_SELCHANGE:
                    DWORD dwCurSel = SendMessage( GetDlgItem( hDlg, IDC_SI_TAB ), TCM_GETCURSEL, 0, 0 );

                    ShowWindow( m_hDlgPlayers,  ( 0 == dwCurSel ) ? SW_SHOW : SW_HIDE );
                    ShowWindow( m_hDlgMessages, ( 1 == dwCurSel ) ? SW_SHOW : SW_HIDE ); 
                    return TRUE;
            }
            break;
        }

        case WM_CLOSE:
            if( m_hDlgThread )
                PostQuitMessage( 0 );
            else
                EndDialog( hDlg, 0 );
            
            return TRUE;
    }

    return FALSE;
}




//-----------------------------------------------------------------------------
// Name: DlgProcPlayers()
// Desc: Dialog procedure for the UI
//-----------------------------------------------------------------------------
INT_PTR CALLBACK CSessionInfo::DlgProcPlayers( HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
    switch( uMsg )
    {
        case WM_INITDIALOG:
        {
            // Set custom dialog settings
            if( m_hNameFont )
                SendMessage( GetDlgItem( hDlg, IDC_SI_NAME ), WM_SETFONT, (WPARAM) m_hNameFont, TRUE );

            if( m_hConnectionFont )
                SendMessage( GetDlgItem( hDlg, IDC_SI_DESCRIPTION ), WM_SETFONT, (WPARAM) m_hConnectionFont, TRUE );
            
            // Refresh the dialog contents
            PaintDialog( hDlg );
            m_bDlgValid = TRUE;
            
            // Set the refresh timer
            SetTimer( hDlg, SI_REFRESH_TIMER, SI_REFRESH_INTERVAL, NULL );
            return TRUE;
        }

        case WM_TIMER:
        {
            if( FALSE == m_bDlgValid )
                PaintDialog( hDlg );

            return TRUE;
        }

        case WM_COMMAND:
        {
            switch( LOWORD(wParam) )
            {
                case IDC_SI_PLAYERS:
                {
                    if( LBN_SELCHANGE == HIWORD(wParam) )
                    {
                        DWORD dwCurSel;
                        DWORD dwItemData;

                        if( LB_ERR != ( dwCurSel   = SendMessage( (HWND) lParam, LB_GETCURSEL, 0, 0 ) ) &&
                            LB_ERR != ( dwItemData = SendMessage( (HWND) lParam, LB_GETITEMDATA, dwCurSel, 0 ) ) )
                            DisplayPlayer( dwItemData, hDlg );
                            
                        return TRUE;
                    }

                    break;
                }

                case IDC_SI_GROUPS:
                {
                    if( LBN_SELCHANGE == HIWORD(wParam) )
                    {
                        DWORD dwCurSel;
                        DWORD dwItemData;

                        if( LB_ERR != ( dwCurSel   = SendMessage( (HWND) lParam, LB_GETCURSEL, 0, 0 ) ) &&
                            LB_ERR != ( dwItemData = SendMessage( (HWND) lParam, LB_GETITEMDATA, dwCurSel, 0 ) ) )
                            DisplayGroup( dwItemData, hDlg );
                            
                        return TRUE;
                    }

                    break;
                }

                case IDC_SI_MEMBERSHIP:
                {
                    if( LBN_SELCHANGE == HIWORD(wParam) )
                    {
                        DWORD dwCurSel;
                        DWORD dwItemData;

                        if( LB_ERR != ( dwCurSel   = SendMessage( (HWND) lParam, LB_GETCURSEL, 0, 0 ) ) &&
                            LB_ERR != ( dwItemData = SendMessage( (HWND) lParam, LB_GETITEMDATA, dwCurSel, 0 ) ) )
                        {
                            if( LB_ERR != SendMessage( GetDlgItem( hDlg, IDC_SI_PLAYERS ), LB_GETCURSEL, 0, 0 ) )
                                DisplayGroup( dwItemData, hDlg );   
                            else if( LB_ERR != SendMessage( GetDlgItem( hDlg, IDC_SI_GROUPS ), LB_GETCURSEL, 0, 0 ) )
                                DisplayPlayer( dwItemData, hDlg );
                        }

                        return TRUE;
                    }
                    break;
                }
            }
            break;
        }
    }

    return FALSE;
}




//-----------------------------------------------------------------------------
// Name: DlgProcMessages()
// Desc: Dialog procedure for the UI
//-----------------------------------------------------------------------------
INT_PTR CALLBACK CSessionInfo::DlgProcMessages( HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
    switch( uMsg )
    {
        case WM_INITDIALOG:
        {
            // List box settings
            PostMessage( GetDlgItem( hDlg, IDC_SI_DPLAYMSG ), LB_INITSTORAGE, SI_MAX_MESSAGES, sizeof(TCHAR) * 256 );
            PostMessage( GetDlgItem( hDlg, IDC_SI_APPMSG ),   LB_INITSTORAGE, SI_MAX_MESSAGES, sizeof(TCHAR) * 256 );
            PostMessage( GetDlgItem( hDlg, IDC_SI_DPLAYMSG ), LB_SETHORIZONTALEXTENT, 400, 0 );
            PostMessage( GetDlgItem( hDlg, IDC_SI_APPMSG ),   LB_SETHORIZONTALEXTENT, 400, 0 );

            // Fill the message windows
            m_DPlayMessages.Lock();
            for( UINT i=0; i < m_DPlayMessages.GetNumOfMessages(); i++ )