menus.cpp

video linux conference

                      CreateChoicesMenu( psz_var, p_object, TRUE ),
                      wxT("")/* Nothing for now (maybe use a GETLONGTEXT) */ );

        if( text.psz_string ) free( text.psz_string );
        return;
    }


    switch( i_type & VLC_VAR_TYPE )
    {
    case VLC_VAR_VOID:
        var_Get( p_object, psz_var, &val );
        menuitem = new wxMenuItemExt( menu, ++i_item_id,
                                      wxU(text.psz_string ?
                                        text.psz_string : psz_var),
                                      wxT(""), wxITEM_NORMAL, strdup(psz_var),
                                      p_object->i_object_id, val, i_type );
        menu->Append( menuitem );
        break;

    case VLC_VAR_BOOL:
        var_Get( p_object, psz_var, &val );
        val.b_bool = !val.b_bool;
        menuitem = new wxMenuItemExt( menu, ++i_item_id,
                                      wxU(text.psz_string ?
                                        text.psz_string : psz_var),
                                      wxT(""), wxITEM_CHECK, strdup(psz_var),
                                      p_object->i_object_id, val, i_type );
        menu->Append( menuitem );
        Check( i_item_id, val.b_bool ? FALSE : TRUE );
        break;
    }

    if( text.psz_string ) free( text.psz_string );
}

wxMenu *Menu::CreateChoicesMenu( char *psz_var, vlc_object_t *p_object,
                                 bool b_root )
{
    vlc_value_t val, val_list, text_list;
    int i_type, i;

    /* Check the type of the object variable */
    i_type = var_Type( p_object, psz_var );

    /* Make sure we want to display the variable */
    if( IsMenuEmpty( psz_var, p_object, b_root ) ) return NULL;

    switch( i_type & VLC_VAR_TYPE )
    {
    case VLC_VAR_VOID:
    case VLC_VAR_BOOL:
    case VLC_VAR_VARIABLE:
    case VLC_VAR_STRING:
    case VLC_VAR_INTEGER:
    case VLC_VAR_FLOAT:
        break;
    default:
        /* Variable doesn't exist or isn't handled */
        return NULL;
    }

    if( var_Change( p_object, psz_var, VLC_VAR_GETLIST,
                    &val_list, &text_list ) < 0 )
    {
        return NULL;
    }

    wxMenu *menu = new wxMenu;
    for( i = 0; i < val_list.p_list->i_count; i++ )
    {
        vlc_value_t another_val;
        wxMenuItemExt *menuitem;

        switch( i_type & VLC_VAR_TYPE )
        {
        case VLC_VAR_VARIABLE:
          menu->Append( MenuDummy_Event,
                        wxU(text_list.p_list->p_values[i].psz_string ?
                        text_list.p_list->p_values[i].psz_string :
                        val_list.p_list->p_values[i].psz_string),
                        CreateChoicesMenu(
                            val_list.p_list->p_values[i].psz_string,
                            p_object, FALSE ), wxT("") );
          break;

        case VLC_VAR_STRING:
          var_Get( p_object, psz_var, &val );

          another_val.psz_string =
              strdup(val_list.p_list->p_values[i].psz_string);
          menuitem =
              new wxMenuItemExt( menu, ++i_item_id,
                                 wxU(text_list.p_list->p_values[i].psz_string ?
                                 text_list.p_list->p_values[i].psz_string :
                                 another_val.psz_string), wxT(""),
                                 i_type & VLC_VAR_ISCOMMAND ?
                                   wxITEM_NORMAL : wxITEM_RADIO,
                                 strdup(psz_var),
                                 p_object->i_object_id, another_val, i_type );

          menu->Append( menuitem );

          if( !(i_type & VLC_VAR_ISCOMMAND) && val.psz_string &&
              !strcmp( val.psz_string,
                       val_list.p_list->p_values[i].psz_string ) )
              menu->Check( i_item_id, TRUE );

          if( val.psz_string ) free( val.psz_string );
          break;

        case VLC_VAR_INTEGER:
          var_Get( p_object, psz_var, &val );

          menuitem =
              new wxMenuItemExt( menu, ++i_item_id,
                                 text_list.p_list->p_values[i].psz_string ?
                                 (wxString)wxU(
                                   text_list.p_list->p_values[i].psz_string) :
                                 wxString::Format(wxT("%d"),
                                 val_list.p_list->p_values[i].i_int), wxT(""),
                                 i_type & VLC_VAR_ISCOMMAND ?
                                   wxITEM_NORMAL : wxITEM_RADIO,
                                 strdup(psz_var),
                                 p_object->i_object_id,
                                 val_list.p_list->p_values[i], i_type );

          menu->Append( menuitem );

          if( !(i_type & VLC_VAR_ISCOMMAND) &&
              val_list.p_list->p_values[i].i_int == val.i_int )
              menu->Check( i_item_id, TRUE );
          break;

        case VLC_VAR_FLOAT:
          var_Get( p_object, psz_var, &val );

          menuitem =
              new wxMenuItemExt( menu, ++i_item_id,
                                 text_list.p_list->p_values[i].psz_string ?
                                 (wxString)wxU(
                                   text_list.p_list->p_values[i].psz_string) :
                                 wxString::Format(wxT("%.2f"),
                                 val_list.p_list->p_values[i].f_float),wxT(""),
                                 i_type & VLC_VAR_ISCOMMAND ?
                                   wxITEM_NORMAL : wxITEM_RADIO,
                                 strdup(psz_var),
                                 p_object->i_object_id,
                                 val_list.p_list->p_values[i], i_type );

          menu->Append( menuitem );

          if( !(i_type & VLC_VAR_ISCOMMAND) &&
              val_list.p_list->p_values[i].f_float == val.f_float )
              menu->Check( i_item_id, TRUE );
          break;

        default:
          break;
        }
    }

    /* clean up everything */
    var_Change( p_object, psz_var, VLC_VAR_FREELIST, &val_list, &text_list );

    return menu;
}

/*****************************************************************************
 * A small helper class which intercepts all popup menu events
 *****************************************************************************/
MenuEvtHandler::MenuEvtHandler( intf_thread_t *_p_intf,
                                Interface *_p_main_interface )
{
    /* Initializations */
    p_intf = _p_intf;
    p_main_interface = _p_main_interface;
}

MenuEvtHandler::~MenuEvtHandler()
{
}

void MenuEvtHandler::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 OpenFile_Event:
            i_id = INTF_DIALOG_FILE;
            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 MediaInfo_Event:
            i_id = INTF_DIALOG_FILEINFO;
            break;
        case Messages_Event:
            i_id = INTF_DIALOG_MESSAGES;
            break;
        case Preferences_Event:
            i_id = INTF_DIALOG_PREFS;
            break;
        default:
            i_id = INTF_DIALOG_FILE;
            break;

        }

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

void MenuEvtHandler::OnMenuEvent( wxCommandEvent& event )
{
    wxMenuItem *p_menuitem = NULL;
    int i_hotkey_event = p_intf->p_sys->i_first_hotkey_event;
    int i_hotkeys = p_intf->p_sys->i_hotkeys;

    if( event.GetId() >= Play_Event && event.GetId() <= Stop_Event )
    {
        input_thread_t *p_input;
        playlist_t * p_playlist =
            (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
                                           FIND_ANYWHERE );
        if( !p_playlist ) return;

        switch( event.GetId() )
        {
        case Play_Event:
        case Pause_Event:
            p_input =
                (input_thread_t *)vlc_object_find( p_intf, VLC_OBJECT_INPUT,
                                                   FIND_ANYWHERE );
            if( !p_input ) playlist_Play( p_playlist );
            else
            {
                vlc_value_t val;
                var_Get( p_input, "state", &val );
                if( val.i_int != PAUSE_S ) val.i_int = PAUSE_S;
                else val.i_int = PLAYING_S;
                var_Set( p_input, "state", val );
                vlc_object_release( p_input );
            }
            break;
        case Stop_Event:
            playlist_Stop( p_playlist );
            break;
        case Previous_Event:
            playlist_Prev( p_playlist );
            break;
        case Next_Event:
            playlist_Next( p_playlist );
            break;
        }

        vlc_object_release( p_playlist );
        return;
    }

    /* Check if this is an auto generated menu item */
    if( event.GetId() < FirstAutoGenerated_Event )
    {
        event.Skip();
        return;
    }

    /* Check if this is an hotkey event */
    if( event.GetId() >= i_hotkey_event &&
        event.GetId() < i_hotkey_event + i_hotkeys )
    {
        vlc_value_t val;

        val.i_int =
            p_intf->p_vlc->p_hotkeys[event.GetId() - i_hotkey_event].i_key;

        /* Get the key combination and send it to the hotkey handler */
        var_Set( p_intf->p_vlc, "key-pressed", val );
        return;
    }

    if( !p_main_interface ||
        (p_menuitem = p_main_interface->GetMenuBar()->FindItem(event.GetId()))
        == NULL )
    {
        if( p_intf->p_sys->p_popup_menu )
        {
            p_menuitem =
                p_intf->p_sys->p_popup_menu->FindItem( event.GetId() );
        }
    }

    if( p_menuitem )
    {
        wxMenuItemExt *p_menuitemext = (wxMenuItemExt *)p_menuitem;
        vlc_object_t *p_object;

        p_object = (vlc_object_t *)vlc_object_get( p_intf,
                                       p_menuitemext->i_object_id );
        if( p_object == NULL ) return;

        wxMutexGuiLeave(); // We don't want deadlocks
        var_Set( p_object, p_menuitemext->psz_var, p_menuitemext->val );
        //wxMutexGuiEnter();

        vlc_object_release( p_object );
    }
    else
        event.Skip();
}

/*****************************************************************************
 * A small helper class which encapsulate wxMenuitem with some other useful
 * things.
 *****************************************************************************/
wxMenuItemExt::wxMenuItemExt( wxMenu* parentMenu, int id, const wxString& text,
    const wxString& helpString, wxItemKind kind,
    char *_psz_var, int _i_object_id, vlc_value_t _val, int _i_val_type ):
    wxMenuItem( parentMenu, id, text, helpString, kind )
{
    /* Initializations */
    psz_var = _psz_var;
    i_val_type = _i_val_type;
    i_object_id = _i_object_id;
    val = _val;
};

wxMenuItemExt::~wxMenuItemExt()
{
    if( psz_var ) free( psz_var );
    if( ((i_val_type & VLC_VAR_TYPE) == VLC_VAR_STRING)
        && val.psz_string ) free( val.psz_string );
};