interface.cpp

uclinux 下的vlc播放器源代码

#endif
#endif

    p_intf->b_interaction = VLC_FALSE;
    var_DelCallback( p_intf, "interaction", InteractCallback, this );

    if( p_intf->p_sys->p_wxwindow ) delete p_intf->p_sys->p_wxwindow;


    /* Clean up */
    delete timer;
}

void Interface::Init()
{
    /* Misc init */
    SetupHotkeys();
}

void Interface::Update()
{
    /* Misc updates */
    if( !(i_update_counter % 10) ) ((VLCVolCtrl *)volctrl)->UpdateVolume();

    if( playlist_manager ) playlist_manager->Update();

    i_update_counter++;
}

void Interface::OnControlEvent( wxCommandEvent& event )
{
    switch( event.GetId() )
    {
    case 0:
        main_sizer->Layout();
        main_sizer->Fit( this );
        break;

    case 1:
        long i_style = GetWindowStyle();
        if( event.GetInt() ) i_style |= wxSTAY_ON_TOP;
        else i_style &= ~wxSTAY_ON_TOP;
        SetWindowStyle( i_style );
        break;
    }
}

/*****************************************************************************
 * Private methods.
 *****************************************************************************/
void Interface::CreateOurMenuBar()
{
    int minimal = config_GetInt( p_intf, "wx-minimal" );

    /* Create the "File" menu */
    wxMenu *file_menu = new wxMenu;

    if (!minimal)
    {
    file_menu->Append( OpenFileSimple_Event,
                       wxU(_("Quick &Open File...\tCtrl-O")) );

    file_menu->AppendSeparator();
    file_menu->Append( OpenFile_Event, wxU(_("Open &File...\tCtrl-F")) );
    file_menu->Append( OpenDir_Event, wxU(_("Open Dir&ectory...\tCtrl-E")) );
    file_menu->Append( OpenDisc_Event, wxU(_("Open &Disc...\tCtrl-D")) );
    file_menu->Append( OpenNet_Event,
                       wxU(_("Open &Network Stream...\tCtrl-N")) );
    file_menu->Append( OpenCapture_Event,
                       wxU(_("Open C&apture Device...\tCtrl-A")) );

    file_menu->AppendSeparator();
    file_menu->Append( Wizard_Event, wxU(_("&Wizard...\tCtrl-W")) );
    file_menu->AppendSeparator();
    }
    file_menu->Append( Exit_Event, wxU(_("E&xit\tCtrl-X")) );

    /* Create the "View" menu */
    wxMenu *view_menu = new wxMenu;
    if (!minimal)
    {
    view_menu->Append( Playlist_Event, wxU(_("&Playlist...\tCtrl-P")) );
    }
    view_menu->Append( Logs_Event, wxU(_("&Messages...\tCtrl-M")) );
    view_menu->Append( FileInfo_Event,
                       wxU(_("Stream and Media &Info...\tCtrl-I")) );
    view_menu->Append( VLM_Event,
                       wxU(_("VLM Control...\tCtrl-V")) );

    /* Create the "Auto-generated" menus */
    p_settings_menu = SettingsMenu( p_intf, this );
    p_audio_menu = AudioMenu( p_intf, this );
    p_video_menu = VideoMenu( p_intf, this );
    p_navig_menu = NavigMenu( p_intf, this );

    /* Create the "Help" menu */
    wxMenu *help_menu = new wxMenu;
    help_menu->Append( About_Event, wxU(_("About...")) );
    help_menu->AppendSeparator();
    help_menu->Append( UpdateVLC_Event, wxU(_("Check for Updates...")) );

    /* Append the freshly created menus to the menu bar... */
    wxMenuBar *menubar = new wxMenuBar();
    menubar->Append( file_menu, wxU(_("&File")) );
    menubar->Append( view_menu, wxU(_("&View")) );
    menubar->Append( p_settings_menu, wxU(_("&Settings")) );
    menubar->Append( p_audio_menu, wxU(_("&Audio")) );
    menubar->Append( p_video_menu, wxU(_("&Video")) );
    menubar->Append( p_navig_menu, wxU(_("&Navigation")) );
    menubar->Append( help_menu, wxU(_("&Help")) );

    /* Attach the menu bar to the frame */
    SetMenuBar( menubar );

    /* Find out size of menu bar */
    int i_size = 0;
    for( unsigned int i = 0; i < menubar->GetMenuCount(); i++ )
    {
        int i_width, i_height;
        menubar->GetTextExtent( menubar->GetLabelTop(i), &i_width, &i_height );
        i_size += i_width +
#if defined(__WXGTK__)
            22 /* approximate margin */;
#else
#if (wxMAJOR_VERSION <= 2) && (wxMINOR_VERSION <= 5) && (wxRELEASE_NUMBER < 3)
            4 /* approximate margin */;
#else
            18 /* approximate margin */;
#endif
#endif
    }

/* Patch by zcot for menu wrapping */
#if defined(WIN32)
    /* Find out size of msw menu bar */
    i_size = 0;
    SIZE sizing;
    HDC hdc = GetDC( NULL );
    for( unsigned int i = 0; i < menubar->GetMenuCount(); i++ )
    {
        GetTextExtentPoint32( hdc, menubar->GetLabelTop(i).c_str(),
                                menubar->GetLabelTop(i).Length(), &sizing );

        // [ SM_CXDLGFRAME + pixels + textextent + pixels + SM_CXDLGFRAME ]
        i_size += sizing.cx + 2 + GetSystemMetrics( SM_CXDLGFRAME ) * 2;
    }
    ReleaseDC( NULL, hdc );
    i_size += GetSystemMetrics( SM_CXSIZEFRAME ) * 2 + 4;
#endif
/* End patch by zcot */

    panel_sizer->SetMinSize( i_size, -1 );

    /* Intercept all menu events in our custom event handler */
    PushEventHandler( new MenuEvtHandler( p_intf, this ) );

#if wxUSE_DRAG_AND_DROP
    /* Associate drop targets with the menubar */
    menubar->SetDropTarget( new DragAndDrop( p_intf ) );
#endif
}

void Interface::CreateOurToolBar()
{
#define HELP_OPEN N_("Open")
#define HELP_STOP N_("Stop")
#define HELP_PLAY N_("Play")
#define HELP_PAUSE N_("Pause")
#define HELP_PLO N_("Playlist")
#define HELP_SPLO N_("Embedded playlist")
#define HELP_PLP N_("Previous playlist item")
#define HELP_PLN N_("Next playlist item")
#define HELP_SLOW N_("Play slower")
#define HELP_FAST N_("Play faster")

#define LABEL_OPEN N_("Open")
#define LABEL_STOP N_("Stop")
#define LABEL_PLAY N_("Play")
#define LABEL_PAUSE N_("Pause")
#define LABEL_PLO N_("Playlist")
#define LABEL_SPLO N_("Embedded playlist")
#define LABEL_PLP N_("Previous")
#define LABEL_PLN N_("Next")
#define LABEL_SLOW N_("Slower")
#define LABEL_FAST N_("Faster")
    int minimal = config_GetInt( p_intf, "wx-minimal" );
    bool label = config_GetInt( p_intf, "wx-labels" );

    wxLogNull LogDummy; /* Hack to suppress annoying log message on the win32
                         * version because we don't include wx.rc */

    wxToolBar *toolbar =
        CreateToolBar( label?wxTB_HORIZONTAL | wxTB_FLAT |wxTB_TEXT:
                       wxTB_HORIZONTAL | wxTB_FLAT );

    toolbar->SetToolBitmapSize( wxSize(TOOLBAR_BMP_WIDTH,TOOLBAR_BMP_HEIGHT) );

    if (!minimal)
    {
    toolbar->AddTool( OpenFile_Event, wxU(LABEL_OPEN),
                      wxBitmap( eject_xpm ), wxU(_(HELP_OPEN)) );
    toolbar->AddSeparator();
    }

    wxToolBarToolBase *p_tool = toolbar->AddTool( PlayStream_Event, wxU(LABEL_PLAY),
                      wxBitmap( play_xpm ), wxU(_(HELP_PLAY)), wxITEM_CHECK );
    p_tool->SetClientData( p_tool );

    if (!minimal)
    {
    toolbar->AddTool( StopStream_Event, wxU(LABEL_STOP), wxBitmap( stop_xpm ),
                      wxU(_(HELP_STOP)) );
    toolbar->AddSeparator();

    toolbar->AddTool( PrevStream_Event, wxU(LABEL_PLP),
                      wxBitmap( prev_xpm ), wxU(_(HELP_PLP)) );
    toolbar->AddTool( SlowStream_Event, wxU(LABEL_SLOW),
                      wxBitmap( slow_xpm ), wxU(_(HELP_SLOW)) );
    toolbar->AddTool( FastStream_Event, wxU(LABEL_FAST),
                      wxBitmap( fast_xpm ), wxU(_(HELP_FAST)) );
    toolbar->AddTool( NextStream_Event, wxU(LABEL_PLN), wxBitmap( next_xpm ),
                      wxU(_(HELP_PLN)) );
    toolbar->AddSeparator();
    if( config_GetInt( p_intf, "wx-playlist-view" ) != 1 )
        toolbar->AddTool( Playlist_Event, wxU(LABEL_PLO),
                          wxBitmap( playlist_xpm ), wxU(_(HELP_PLO)) );
    if( config_GetInt( p_intf, "wx-playlist-view" ) >= 1 )
        toolbar->AddTool( PlaylistSmall_Event, wxU(LABEL_SPLO),
                          wxBitmap( playlist_small_xpm ), wxU(_(HELP_SPLO)) );
    }

    wxControl *p_dummy_ctrl =
        new wxControl( toolbar, -1, wxDefaultPosition,
                       wxSize(16, 16 ), wxBORDER_NONE );

    toolbar->AddControl( p_dummy_ctrl );

    volctrl = new VLCVolCtrl( p_intf, toolbar );
    toolbar->AddControl( volctrl );

    toolbar->Realize();

#if wxUSE_DRAG_AND_DROP
    /* Associate drop targets with the toolbar */
    toolbar->SetDropTarget( new DragAndDrop( p_intf ) );
#endif
}

static int ConvertHotkeyModifiers( int i_hotkey )
{
    int i_accel_flags = 0;
    if( i_hotkey & KEY_MODIFIER_ALT ) i_accel_flags |= wxACCEL_ALT;
    if( i_hotkey & KEY_MODIFIER_CTRL ) i_accel_flags |= wxACCEL_CTRL;
    if( i_hotkey & KEY_MODIFIER_SHIFT ) i_accel_flags |= wxACCEL_SHIFT;
    if( !i_accel_flags ) i_accel_flags = wxACCEL_NORMAL;
    return i_accel_flags;
}

static int ConvertHotkey( int i_hotkey )
{
    int i_key = i_hotkey & ~KEY_MODIFIER;
    if( i_key & KEY_ASCII ) return i_key & KEY_ASCII;
    else if( i_key & KEY_SPECIAL )
    {
        switch ( i_key )
        {
        case KEY_LEFT: return WXK_LEFT;
        case KEY_RIGHT: return WXK_RIGHT;
        case KEY_UP: return WXK_UP;
        case KEY_DOWN: return WXK_DOWN;
        case KEY_SPACE: return WXK_SPACE;
        case KEY_ENTER: return WXK_RETURN;
        case KEY_F1: return WXK_F1;
        case KEY_F2: return WXK_F2;
        case KEY_F3: return WXK_F3;
        case KEY_F4: return WXK_F4;
        case KEY_F5: return WXK_F5;
        case KEY_F6: return WXK_F6;
        case KEY_F7: return WXK_F7;
        case KEY_F8: return WXK_F8;
        case KEY_F9: return WXK_F9;
        case KEY_F10: return WXK_F10;
        case KEY_F11: return WXK_F11;
        case KEY_F12: return WXK_F12;
        case KEY_HOME: return WXK_HOME;
        case KEY_END: return WXK_END;
        case KEY_INSERT: return WXK_INSERT;
        case KEY_DELETE: return WXK_DELETE;
        case KEY_MENU: return WXK_MENU;
        case KEY_ESC: return WXK_ESCAPE;
        case KEY_PAGEUP: return WXK_PRIOR;
        case KEY_PAGEDOWN: return WXK_NEXT;
        case KEY_TAB: return WXK_TAB;
        case KEY_BACKSPACE: return WXK_BACK;
        }
    }
    return WXK_F24;
}

void Interface::SetupHotkeys()
{
    struct vlc_t::hotkey *p_hotkeys = p_intf->p_vlc->p_hotkeys;
    int i_hotkeys;

    /* Count number of hoteys */
    for( i_hotkeys = 0; p_hotkeys[i_hotkeys].psz_action != NULL; i_hotkeys++ );

    p_intf->p_sys->i_first_hotkey_event = wxID_HIGHEST + 7000;
    p_intf->p_sys->i_hotkeys = i_hotkeys;

    wxAcceleratorEntry *p_entries = new wxAcceleratorEntry[i_hotkeys];

    /* Setup the hotkeys as accelerators */
    for( int i = 0; i < i_hotkeys; i++ )
    {
        int i_mod = ConvertHotkeyModifiers( p_hotkeys[i].i_key );
        int i_key = ConvertHotkey( p_hotkeys[i].i_key );

#ifdef WIN32
        if( !(p_hotkeys[i].i_key & KEY_SPECIAL) && i_mod )
            i_key = toupper(i_key);
#endif

        p_entries[i].Set( i_mod, i_key,
                          p_intf->p_sys->i_first_hotkey_event + i );
    }

    wxAcceleratorTable accel( i_hotkeys, p_entries );

    if( !accel.Ok() )
    {
        msg_Err( p_intf, "invalid accelerator table" );
    }
    else
    {
        SetAcceleratorTable( accel );
    }

    delete [] p_entries;
}

void Interface::SetIntfMinSize()
{
    wxSize ms = main_min_size;

    if( extra_frame && extra_frame->IsShown() )
    {
        ms.SetHeight( ms.GetHeight() + ext_min_size.GetHeight() );
        if( ext_min_size.GetWidth() > ms.GetWidth() )
            ms.SetWidth( ext_min_size.GetWidth() );
    }

    SetSizeHints( ms.GetWidth(), ms.GetHeight() );
}

/*****************************************************************************
 * Event Handlers.
 *****************************************************************************/
void Interface::OnMenuOpen( wxMenuEvent& event )
{
#if defined( __WXMSW__ )
#   define GetEventObject GetMenu
#endif

    if( event.GetEventObject() == p_settings_menu )
    {
        p_settings_menu = SettingsMenu( p_intf, this, p_settings_menu );

        /* Add static items */
        p_settings_menu->AppendCheckItem( Extended_Event,
            wxU(_("Extended &GUI\tCtrl-G") ) );
        if( b_extra ) p_settings_menu->Check( Extended_Event, TRUE );
        p_settings_menu->Append( Bookmarks_Event,
                                 wxU(_("&Bookmarks...\tCtrl-B") ) );
        p_settings_menu->Append( Prefs_Event,
                                 wxU(_("Preference&s...\tCtrl-S")) );
    }

    else if( event.GetEventObject() == p_audio_menu )
    {
        p_audio_menu = AudioMenu( p_intf, this, p_audio_menu );
    }

    else if( event.GetEventObject() == p_video_menu )
    {
        p_video_menu = VideoMenu( p_intf, this, p_video_menu );
    }

    else if( event.GetEventObject() == p_navig_menu )
    {
        p_navig_menu = NavigMenu( p_intf, this, p_navig_menu );
    }

#if defined( __WXMSW__ )
#   undef GetEventObject
#endif
}

#if defined( __WXMSW__ ) || defined( __WXMAC__ )
void Interface::OnContextMenu2(wxContextMenuEvent& event)
{
    /* Only show the context menu for the main interface */
    if( GetId() != event.GetId() )
    {
        event.Skip();
        return;
    }

    if( p_intf->p_sys->pf_show_dialog )
        p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU, 1, 0 );
}
#endif
void Interface::OnContextMenu(wxMouseEvent& event)
{
    if( p_intf->p_sys->pf_show_dialog )
        p_intf->p_sys->pf_show_dialog( p_intf, INTF_DIALOG_POPUPMENU, 1, 0 );
}

void Interface::OnExit( wxCommandEvent& WXUNUSED(event) )
{
    /* TRUE is to force the frame to close. */
    Close(TRUE);
}

void Interface::OnAbout( wxCommandEvent& WXUNUSED(event) )
{
    wxString msg;
    msg.Printf( wxString(wxT("VLC media player " PACKAGE_VERSION)) +
        wxU(_(" (wxWidgets interface)\n\n")) +
        wxU(_("(c) 1996-2006 - the VideoLAN Team\n\n")) +
       wxU(_("Compiled by "))+ wxU(VLC_CompileBy())+ wxU("@") +
       wxU(VLC_CompileHost())+ wxT(".")+ wxU(VLC_CompileDomain())+ wxT(".\n") +
       wxU(_("Compiler: "))+ wxU(VLC_Compiler())+wxT( ".\n") +
#ifndef HAVE_SHARED_LIBVLC
       wxU(_("Based on SVN revision: "))+wxU(VLC_Changeset())+wxT(".\n\n") +
#endif
#ifdef __WXMSW__
        wxU( vlc_wraptext(LICENSE_MSG,WRAPCOUNT) ) + wxT("\n\n") +
#else
        wxU( LICENSE_MSG ) + wxT("\n\n") +
#endif
        wxU(_("The VideoLAN team <[e-mail]>\n"
              "http://www.videolan.org/\n\n")) );

    wxMessageBox( msg, wxString::Format(wxU(_("About %s")),
                  wxT("VLC media player")), wxOK | wxICON_INFORMATION, this );
}

void Interface::OnShowDialog( wxCommandEvent& event )
{
    if( p_intf->p_sys->pf_show_dialog )
    {
        int i_id;

        switch( event.GetId() )
        {
        case OpenFileSimple_Event:
            i_id = INTF_DIALOG_FILE_SIMPLE;
            break;
        case OpenAdv_Event:
            i_id = INTF_DIALOG_FILE;
            break;
        case OpenFile_Event:
            i_id = INTF_DIALOG_FILE;
            break;
        case OpenDir_Event:
            i_id = INTF_DIALOG_DIRECTORY;
            break;
        case OpenDisc_Event:
            i_id = INTF_DIALOG_DISC;
            break;
        case OpenNet_Event:
            i_id = INTF_DIALOG_NET;
            break;
        case OpenCapture_Event:
            i_id = INTF_DIALOG_CAPTURE;
            break;
        case OpenSat_Event:
            i_id = INTF_DIALOG_SAT;
            break;
        case Playlist_Event:
            i_id = INTF_DIALOG_PLAYLIST;
            break;
        case Logs_Event:
            i_id = INTF_DIALOG_MESSAGES;
            break;
        case FileInfo_Event:
            i_id = INTF_DIALOG_FILEINFO;
            break;
        case Prefs_Event:
            i_id = INTF_DIALOG_PREFS;
            break;
        case Wizard_Event:
            i_id = INTF_DIALOG_WIZARD;
            break;
        case Bookmarks_Event:
            i_id = INTF_DIALOG_BOOKMARKS;
            break;
        case UpdateVLC_Event:
            i_id = INTF_DIALOG_UPDATEVLC;
            break;
        case VLM_Event:
            i_id = INTF_DIALOG_VLM;
            break;
        default:
            i_id = INTF_DIALOG_FILE;
            break;
        }

        p_intf->p_sys->pf_show_dialog( p_intf, i_id, 1, 0 );