C++ (Cpp) vlc_thread_ready Examples

Example #1

File: qte.cpp Project: Kafay/vlc

/*****************************************************************************
 * main loop of qtapplication
 *****************************************************************************/
static void* RunQtThread( vlc_object_t *p_this )
{
    event_thread_t *p_event = (event_thread_t *)p_this;
    int canc = vlc_savecancel ();
    msg_Dbg( p_event->p_vout, "RunQtThread starting" );

#ifdef NEED_QTE_MAIN
    if (qApp)
    {
        p_event->p_vout->p_sys->p_QApplication = qApp;
        p_event->p_vout->p_sys->bOwnsQApp = FALSE;
        p_event->p_vout->p_sys->p_VideoWidget = qApp->mainWidget();
        msg_Dbg( p_event->p_vout, "RunQtThread applicaton attached" );
    }
#else
    if (qApp==NULL)
    {
        int argc = 0;
        QApplication* pApp = new QApplication(argc, NULL);
        if(pApp)
        {
            p_event->p_vout->p_sys->p_QApplication = pApp;
            p_event->p_vout->p_sys->bOwnsQApp = TRUE;
        }
        QWidget* pWidget = new QWidget();
        if (pWidget)
            {
            p_event->p_vout->p_sys->p_VideoWidget = pWidget;
        }
    }
#endif
    /* signal the creation of the window */
    vlc_thread_ready( p_event );
    msg_Dbg( p_event->p_vout, "RunQtThread ready" );

    if (p_event->p_vout->p_sys->p_QApplication)
    {
        /* Set default window width and heigh to exactly preferred size. */
            QWidget *desktop = p_event->p_vout->p_sys->p_QApplication->desktop();
            p_event->p_vout->p_sys->p_VideoWidget->setMinimumWidth( 10 );
             p_event->p_vout->p_sys->p_VideoWidget->setMinimumHeight( 10 );
            p_event->p_vout->p_sys->p_VideoWidget->setBaseSize( p_event->p_vout->p_sys->i_width,
            p_event->p_vout->p_sys->i_height );
        p_event->p_vout->p_sys->p_VideoWidget->setMaximumWidth( desktop->width() );
        p_event->p_vout->p_sys->p_VideoWidget->setMaximumHeight( desktop->height() );
        /* Check on fullscreen */
        if (p_event->p_vout->b_fullscreen)
                  p_event->p_vout->p_sys->p_VideoWidget->showFullScreen();
        else
                p_event->p_vout->p_sys->p_VideoWidget->showNormal();

        p_event->p_vout->p_sys->p_VideoWidget->show();
        p_event->p_vout->p_sys->bRunning = TRUE;

#ifdef NEED_QTE_MAIN
        while(vlc_object_alive (p_event) && p_event->p_vout->p_sys->bRunning)
              {
               /* Check if we are asked to exit */
           if( !vlc_object_alive (p_event) )
               break;

               msleep(100);
            }
#else
        // run the main loop of qtapplication until someone says: 'quit'
        p_event->p_vout->p_sys->pcQApplication->exec();
#endif
    }

#ifndef NEED_QTE_MAIN
    if(p_event->p_vout->p_sys->p_QApplication)
    {
        delete p_event->p_vout->p_sys->p_VideoWidget;
        p_event->p_vout->p_sys->p_VideoWidget = NULL;
        delete p_event->p_vout->p_sys->p_QApplication;
        p_event->p_vout->p_sys->p_QApplication = NULL;
    }
#else
    p_event->p_vout->p_sys->p_VideoWidget = NULL;
#endif

    msg_Dbg( p_event->p_vout, "RunQtThread terminating" );
    vlc_restorecancel (canc);
    return NULL;
}

Example #2

static void MainLoop( intf_thread_t *p_intf )
{
    MSG msg;
    Interface *intf = 0;

    if( !hInstance ) hInstance = GetModuleHandle(NULL);

    // Register window class
    WNDCLASS wc;
    wc.style = CS_HREDRAW | CS_VREDRAW ;
    wc.lpfnWndProc = (WNDPROC)CBaseWindow::BaseWndProc;
    wc.cbClsExtra = 0;
    wc.cbWndExtra = 0;
    wc.hIcon = NULL;
    wc.hInstance = hInstance;
    wc.hCursor = NULL;
    wc.hbrBackground = (HBRUSH)(COLOR_MENU+1);
    wc.lpszMenuName = NULL;
    wc.lpszClassName = _T("VLC WinCE");
    RegisterClass( &wc );

#ifndef UNDER_CE
    /* Initialize OLE/COM */
    CoInitialize( 0 );
#endif

    if( !p_intf->pf_show_dialog )
    {
        /* The module is used in interface mode */
        p_intf->p_sys->p_window = intf = new Interface( p_intf, 0, hInstance );

        /* Create/Show the interface */
        if( !intf->InitInstance() ) goto end;
    }

    /* Creates the dialogs provider */
    p_intf->p_sys->p_window =
        CreateDialogsProvider( p_intf, p_intf->pf_show_dialog ?
                               NULL : p_intf->p_sys->p_window, hInstance );

    p_intf->p_sys->pf_show_dialog = ShowDialog;

    /* OK, initialization is over */
    vlc_thread_ready( p_intf );

    /* Check if we need to start playing */
    if( !p_intf->pf_show_dialog && p_intf->b_play )
    {
        playlist_t *p_playlist =
            (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
                                           FIND_ANYWHERE );
        if( p_playlist )
        {
            playlist_Play( p_playlist );
            vlc_object_release( p_playlist );
        }
    }

    // Main message loop
    while( GetMessage( &msg, NULL, 0, 0 ) > 0 )
    {
        TranslateMessage( &msg );
        DispatchMessage( &msg );
    }

end:
    if( intf ) delete intf;

#ifndef UNDER_CE
    /* Uninitialize OLE/COM */
    CoUninitialize();
#endif
}