if( p_playlist == NULL ) return;    if( p_playlist->i_size && p_playlist->i_enabled )    {        vlc_value_t state;        input_thread_t *p_input = (input_thread_t *)vlc_object_find( p_intf,                                                       VLC_OBJECT_INPUT,                                                       FIND_ANYWHERE );        if( p_input == NULL )        {            /* No stream was playing, start one */            playlist_Play( p_playlist );            TogglePlayButton( PLAYING_S );            vlc_object_release( p_playlist );            return;        }        var_Get( p_input, "state", &state );        if( state.i_int != PAUSE_S )        {            /* A stream is being played, pause it */            state.i_int = PAUSE_S;        }        else        {            /* Stream is paused, resume it */            state.i_int = PLAYING_S;        }        var_Set( p_input, "state", state );        TogglePlayButton( state.i_int );        vlc_object_release( p_input );        vlc_object_release( p_playlist );    }    else    {        /* If the playlist is empty, open a file requester instead */        vlc_object_release( p_playlist );        OnShowDialog( dummy );    }}void Interface::OnStopStream( wxCommandEvent& WXUNUSED(event) ){    StopStream();}void Interface::StopStream(){    playlist_t * p_playlist =        (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,                                       FIND_ANYWHERE );    if( p_playlist == NULL )    {        return;    }    playlist_Stop( p_playlist );    TogglePlayButton( PAUSE_S );    vlc_object_release( p_playlist );}void Interface::OnSliderUpdate( wxScrollEvent& event ){    vlc_mutex_lock( &p_intf->change_lock );#ifdef WIN32    if( event.GetEventType() == wxEVT_SCROLL_THUMBRELEASE        || event.GetEventType() == wxEVT_SCROLL_ENDSCROLL )    {#endif        if( p_intf->p_sys->i_slider_pos != event.GetPosition()            && p_intf->p_sys->p_input )        {            vlc_value_t pos;            pos.f_float = (float)event.GetPosition() / (float)SLIDER_MAX_POS;            var_Set( p_intf->p_sys->p_input, "position", pos );        }#ifdef WIN32        p_intf->p_sys->b_slider_free = VLC_TRUE;    }    else    {        p_intf->p_sys->b_slider_free = VLC_FALSE;        if( p_intf->p_sys->p_input )        {            /* Update stream date */            char psz_time[ MSTRTIME_MAX_SIZE ], psz_total[ MSTRTIME_MAX_SIZE ];            mtime_t i_seconds;            i_seconds = var_GetTime( p_intf->p_sys->p_input, "length" ) /                        I64C(1000000 );            secstotimestr( psz_total, i_seconds );            i_seconds = var_GetTime( p_intf->p_sys->p_input, "time" ) /                        I64C(1000000 );            secstotimestr( psz_time, i_seconds );            statusbar->SetStatusText( wxU(psz_time) + wxString(wxT(" / ") ) +                                      wxU(psz_total), 0 );        }    }#endif#undef WIN32    vlc_mutex_unlock( &p_intf->change_lock );}void Interface::OnPrevStream( wxCommandEvent& WXUNUSED(event) ){    PrevStream();}void Interface::PrevStream(){    playlist_t * p_playlist =        (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,                                       FIND_ANYWHERE );    if( p_playlist == NULL )    {        return;    }    /* FIXME --fenrir */#if 0    if( p_playlist->p_input != NULL )    {        vlc_mutex_lock( &p_playlist->p_input->stream.stream_lock );        if( p_playlist->p_input->stream.p_selected_area->i_id > 1 )        {            vlc_value_t val; val.b_bool = VLC_TRUE;            vlc_mutex_unlock( &p_playlist->p_input->stream.stream_lock );            var_Set( p_playlist->p_input, "prev-title", val );        } else            vlc_mutex_unlock( &p_playlist->p_input->stream.stream_lock );    }    vlc_mutex_unlock( &p_playlist->object_lock );#endif    playlist_Prev( p_playlist );    vlc_object_release( p_playlist );}void Interface::OnNextStream( wxCommandEvent& WXUNUSED(event) ){    NextStream();}void Interface::NextStream(){    playlist_t * p_playlist =        (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,                                       FIND_ANYWHERE );    if( p_playlist == NULL )    {        return;    }    /* FIXME --fenrir */#if 0    var_Change( p_input, "title", VLC_VAR_CHOICESCOUNT, &val, NULL );    vlc_mutex_lock( &p_playlist->object_lock );    if( p_playlist->p_input != NULL )    {        vlc_mutex_lock( &p_playlist->p_input->stream.stream_lock );        if( p_playlist->p_input->stream.i_area_nb > 1 &&            p_playlist->p_input->stream.p_selected_area->i_id <              p_playlist->p_input->stream.i_area_nb - 1 )        {            vlc_value_t val; val.b_bool = VLC_TRUE;            vlc_mutex_unlock( &p_playlist->p_input->stream.stream_lock );            var_Set( p_playlist->p_input, "next-title", val );        } else            vlc_mutex_unlock( &p_playlist->p_input->stream.stream_lock );    }    vlc_mutex_unlock( &p_playlist->object_lock );#endif    playlist_Next( p_playlist );    vlc_object_release( p_playlist );}void Interface::OnSlowStream( wxCommandEvent& WXUNUSED(event) ){    input_thread_t *p_input =        (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,                                           FIND_ANYWHERE );    if( p_input )    {        vlc_value_t val; val.b_bool = VLC_TRUE;        var_Set( p_input, "rate-slower", val );        vlc_object_release( p_input );    }}void Interface::OnFastStream( wxCommandEvent& WXUNUSED(event) ){    input_thread_t *p_input =        (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,                                           FIND_ANYWHERE );    if( p_input )    {        vlc_value_t val; val.b_bool = VLC_TRUE;        var_Set( p_input, "rate-faster", val );        vlc_object_release( p_input );    }}void Interface::TogglePlayButton( int i_playing_status ){    if( i_playing_status == i_old_playing_status )        return;    wxToolBarToolBase *p_tool = (wxToolBarToolBase *)        GetToolBar()->GetToolClientData( PlayStream_Event );    if( !p_tool ) return;    if( i_playing_status == PLAYING_S )    {        p_tool->SetNormalBitmap( wxBitmap( pause_xpm ) );        p_tool->SetLabel( wxU(_("Pause")) );        p_tool->SetShortHelp( wxU(_(HELP_PAUSE)) );    }    else    {        p_tool->SetNormalBitmap( wxBitmap( play_xpm ) );        p_tool->SetLabel( wxU(_("Play")) );        p_tool->SetShortHelp( wxU(_(HELP_PLAY)) );    }    GetToolBar()->Realize();    GetToolBar()->ToggleTool( PlayStream_Event, true );    GetToolBar()->ToggleTool( PlayStream_Event, false );    i_old_playing_status = i_playing_status;}void Interface::OnDiscMenu( wxCommandEvent& WXUNUSED(event) ){    input_thread_t *p_input =        (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,                                           FIND_ANYWHERE );    if( p_input )    {        vlc_value_t val; val.i_int = 2;        var_Set( p_input, "title  0", val);        vlc_object_release( p_input );    }}void Interface::OnDiscPrev( wxCommandEvent& WXUNUSED(event) ){    input_thread_t *p_input =        (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,                                           FIND_ANYWHERE );    if( p_input )    {        int i_type = var_Type( p_input, "prev-chapter" );        vlc_value_t val; val.b_bool = VLC_TRUE;        var_Set( p_input, ( i_type & VLC_VAR_TYPE ) != 0 ?                 "prev-chapter" : "prev-title", val );        vlc_object_release( p_input );    }}void Interface::OnDiscNext( wxCommandEvent& WXUNUSED(event) ){    input_thread_t *p_input =        (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,                                           FIND_ANYWHERE );    if( p_input )    {        int i_type = var_Type( p_input, "next-chapter" );        vlc_value_t val; val.b_bool = VLC_TRUE;        var_Set( p_input, ( i_type & VLC_VAR_TYPE ) != 0 ?                 "next-chapter" : "next-title", val );        vlc_object_release( p_input );    }}#if wxUSE_DRAG_AND_DROP/***************************************************************************** * Definition of DragAndDrop class. *****************************************************************************/DragAndDrop::DragAndDrop( intf_thread_t *_p_intf, vlc_bool_t _b_enqueue ){    p_intf = _p_intf;    b_enqueue = _b_enqueue;}bool DragAndDrop::OnDropFiles( wxCoord, wxCoord,                               const wxArrayString& filenames ){    /* Add dropped files to the playlist */    playlist_t *p_playlist =        (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,                                       FIND_ANYWHERE );    if( p_playlist == NULL )    {        return FALSE;    }    for( size_t i = 0; i < filenames.GetCount(); i++ )        playlist_Add( p_playlist, (const char *)filenames[i].mb_str(),                      (const char *)filenames[i].mb_str(),                      PLAYLIST_APPEND | ((i | b_enqueue) ? 0 : PLAYLIST_GO),                      PLAYLIST_END );    vlc_object_release( p_playlist );    return TRUE;}#endif/***************************************************************************** * Definition of VolCtrl class. *****************************************************************************/class wxVolCtrl: public wxGauge{public:    /* Constructor */    wxVolCtrl( intf_thread_t *_p_intf, wxWindow* parent, wxWindowID id,               wxPoint = wxDefaultPosition, wxSize = wxSize( 20, -1 ) );    virtual ~wxVolCtrl() {};    void UpdateVolume();    int GetVolume();    void OnChange( wxMouseEvent& event );private:    intf_thread_t *p_intf;    DECLARE_EVENT_TABLE();};BEGIN_EVENT_TABLE(wxVolCtrl, wxWindow)    /* Mouse events */    EVT_LEFT_DOWN(wxVolCtrl::OnChange)    EVT_MOTION(wxVolCtrl::OnChange)END_EVENT_TABLE()wxVolCtrl::wxVolCtrl( intf_thread_t *_p_intf, wxWindow* parent, wxWindowID id,                      wxPoint point, wxSize size )  : wxGauge( parent, id, 200, point, size, wxGA_HORIZONTAL | wxGA_SMOOTH ){    p_intf = _p_intf;    UpdateVolume();}void wxVolCtrl::OnChange( wxMouseEvent& event ){    if( !event.LeftDown() && !event.LeftIsDown() ) return;    int i_volume = event.GetX() * 200 / GetClientSize().GetWidth();    aout_VolumeSet( p_intf, i_volume * AOUT_VOLUME_MAX / 200 / 2 );    UpdateVolume();}void wxVolCtrl::UpdateVolume(){    audio_volume_t i_volume;    aout_VolumeGet( p_intf, &i_volume );    int i_gauge_volume = i_volume * 200 * 2 / AOUT_VOLUME_MAX;    if( i_gauge_volume == GetValue() ) return;    SetValue( i_gauge_volume );    SetToolTip( wxString::Format((wxString)wxU(_("Volume")) + wxT(" %d"),                i_gauge_volume / 2 ) );}#if defined(__WXGTK__)#define VLCVOL_HEIGHT p_parent->GetSize().GetHeight()#else#define VLCVOL_HEIGHT TOOLBAR_BMP_HEIGHT#endifVLCVolCtrl::VLCVolCtrl( intf_thread_t *_p_intf, wxWindow *p_parent )  :wxControl( p_parent, -1, wxDefaultPosition, wxSize(64, VLCVOL_HEIGHT ),              wxBORDER_NONE ),   i_y_offset((VLCVOL_HEIGHT - TOOLBAR_BMP_HEIGHT) / 2),   b_mute(0), p_intf(_p_intf){    gauge = new wxVolCtrl( p_intf, this, -1, wxPoint( 18, i_y_offset ),                           wxSize( 44, TOOLBAR_BMP_HEIGHT ) );}void VLCVolCtrl::OnPaint( wxPaintEvent &evt ){    wxPaintDC dc( this );    wxBitmap mPlayBitmap( b_mute ? speaker_mute_xpm : speaker_xpm );    dc.DrawBitmap( mPlayBitmap, 0, i_y_offset, TRUE );}void VLCVolCtrl::OnChange( wxMouseEvent& event ){    if( event.GetX() < TOOLBAR_BMP_WIDTH )    {        int i_volume;        aout_VolumeMute( p_intf, (audio_volume_t *)&i_volume );        b_mute = !b_mute;        Refresh();    }}void VLCVolCtrl::UpdateVolume(){    gauge->UpdateVolume();    int i_volume = gauge->GetValue();    if( !!i_volume == !b_mute ) return;    b_mute = !b_mute;    Refresh();}/***************************************************************************** * Systray class. *****************************************************************************/#ifdef wxHAS_TASK_BAR_ICONBEGIN_EVENT_TABLE(Systray, wxTaskBarIcon)    /* Mouse events */#ifdef WIN32    EVT_TASKBAR_LEFT_DCLICK(Systray::OnLeftClick)#else    EVT_TASKBAR_LEFT_DOWN(Systray::OnLeftClick)#endif    /* Menu events */    EVT_MENU(Iconize_Event, Systray::OnMenuIconize)    EVT_MENU(Exit_Event, Systray::OnExit)    EVT_MENU(PlayStream_Event, Systray::OnPlayStream)    EVT_MENU(NextStream_Event, Systray::OnNextStream)    EVT_MENU(PrevStream_Event, Systray::OnPrevStream)    EVT_MENU(StopStream_Event, Systray::OnStopStream)END_EVENT_TABLE()Systray::Systray( Interface *_p_main_interface, intf_thread_t *_p_intf ){    p_main_interface = _p_main_interface;    p_intf = _p_intf;}/* Event handlers */void Systray::OnMenuIconize( wxCommandEvent& event ){    p_main_interface->Show( ! p_main_interface->IsShown() );    if ( p_main_interface->IsShown() ) p_main_interface->Raise();}void Systray::OnLeftClick( wxTaskBarIconEvent& event ){    wxCommandEvent cevent;    OnMenuIconize(cevent);}void Systray::OnExit( wxCommandEvent& event ){    p_main_interface->Close(TRUE);}void Systray::OnPrevStream( wxCommandEvent& event ){    p_main_interface->PrevStream();}void Systray::OnNextStream( wxCommandEvent& event ){    p_main_interface->NextStream();}void Systray::OnPlayStream( wxCommandEvent& event ){    p_main_interface->PlayStream();}void Systray::OnStopStream( wxCommandEvent& event ){    p_main_interface->StopStream();}/* Systray popup menu */wxMenu* Systray::CreatePopupMenu(){    int minimal = config_GetInt( p_intf, "wxwin-minimal" );    wxMenu* systray_menu = new wxMenu;    systray_menu->Append( Exit_Event, wxU(_("Quit VLC")) );    systray_menu->AppendSeparator();    systray_menu->Append( PlayStream_Event, wxU(_("Play/Pause")) );    if (!minimal)    {    systray_menu->Append( PrevStream_Event, wxU(_("Previous")) );    systray_menu->Append( NextStream_Event, wxU(_("Next")) );    systray_menu->Append( StopStream_Event, wxU(_("Stop")) );    }    systray_menu->AppendSeparator();    systray_menu->Append( Iconize_Event, wxU(_("Show/Hide interface")) );    return systray_menu;}void Systray::UpdateTooltip( const wxChar* tooltip ){    SetIcon( wxIcon( vlc16x16_xpm ), tooltip );}#endif