controls.m

uclinux 下的vlc播放器源代码

    var_Get( p_playlist, "loop", &val );
    if (!val.b_bool)
    {
        var_Set( p_playlist, "repeat", val );
    }
    val.b_bool = !val.b_bool;
    var_Set( p_playlist, "loop", val );
    if( val.b_bool )
    {
        vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Repeat All" ) );
        config_PutInt( p_playlist, "loop", 1 );
    }
    else
    {
        vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Repeat Off" ) );
        config_PutInt( p_playlist, "loop", 0 );
    }

    p_intf->p_sys->b_playmode_update = VLC_TRUE;
    p_intf->p_sys->b_intf_update = VLC_TRUE;
    vlc_object_release( p_playlist );
}

- (IBAction)forward:(id)sender
{
    vlc_value_t val;
    intf_thread_t * p_intf = VLCIntf;
    val.i_int = config_GetInt( p_intf, "key-jump+short" );
    var_Set( p_intf->p_vlc, "key-pressed", val );
}

- (IBAction)backward:(id)sender
{
    vlc_value_t val;
    intf_thread_t * p_intf = VLCIntf;
    val.i_int = config_GetInt( p_intf, "key-jump-short" );
    var_Set( p_intf->p_vlc, "key-pressed", val );
}


- (IBAction)volumeUp:(id)sender
{
    vlc_value_t val;
    intf_thread_t * p_intf = VLCIntf;
    val.i_int = config_GetInt( p_intf, "key-vol-up" );
    var_Set( p_intf->p_vlc, "key-pressed", val );
    /* Manage volume status */
    [o_main manageVolumeSlider];
}

- (IBAction)volumeDown:(id)sender
{
    vlc_value_t val;
    intf_thread_t * p_intf = VLCIntf;
    val.i_int = config_GetInt( p_intf, "key-vol-down" );
    var_Set( p_intf->p_vlc, "key-pressed", val );
    /* Manage volume status */
    [o_main manageVolumeSlider];
}

- (IBAction)mute:(id)sender
{
    vlc_value_t val;
    intf_thread_t * p_intf = VLCIntf;
    val.i_int = config_GetInt( p_intf, "key-vol-mute" );
    var_Set( p_intf->p_vlc, "key-pressed", val );
    /* Manage volume status */
    [o_main manageVolumeSlider];
}

- (IBAction)volumeSliderUpdated:(id)sender
{
    intf_thread_t * p_intf = VLCIntf;
    audio_volume_t i_volume = (audio_volume_t)[sender intValue];
    int i_volume_step = 0;
    i_volume_step = config_GetInt( p_intf->p_vlc, "volume-step" );
    aout_VolumeSet( p_intf, i_volume * i_volume_step );
    /* Manage volume status */
    [o_main manageVolumeSlider];
}

- (IBAction)windowAction:(id)sender
{
    NSString *o_title = [sender title];

    vout_thread_t *p_vout = vlc_object_find( VLCIntf, VLC_OBJECT_VOUT,
                                              FIND_ANYWHERE );
    if( p_vout != NULL )
    {
        id o_vout_view = [self getVoutView];
        if( o_vout_view )
        {
            if( [o_title isEqualToString: _NS("Half Size") ] )
                [o_vout_view scaleWindowWithFactor: 0.5 animate: YES];
            else if( [o_title isEqualToString: _NS("Normal Size") ] )
                [o_vout_view scaleWindowWithFactor: 1.0 animate: YES];
            else if( [o_title isEqualToString: _NS("Double Size") ] )
                [o_vout_view scaleWindowWithFactor: 2.0 animate: YES];
            else if( [o_title isEqualToString: _NS("Float on Top") ] )
                [o_vout_view toggleFloatOnTop];
            else if( [o_title isEqualToString: _NS("Fit to Screen") ] )
            {
                id o_window = [o_vout_view getWindow];
                if( ![o_window isZoomed] )
                    [o_window performZoom:self];
            }
            else if( [o_title isEqualToString: _NS("Snapshot") ] )
            {
                [o_vout_view snapshot];
            }
            else
            {
                [o_vout_view toggleFullscreen];
            }
        }
        vlc_object_release( (vlc_object_t *)p_vout );
    }
    else
    {
        playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
                                              FIND_ANYWHERE );

        if( p_playlist && ( [o_title isEqualToString: _NS("Fullscreen")] ||
            [sender isKindOfClass:[NSButton class]] ) )
        {
            vlc_value_t val;
            var_Get( p_playlist, "fullscreen", &val );
            var_Set( p_playlist, "fullscreen", (vlc_value_t)!val.b_bool );
        }
        if( p_playlist ) vlc_object_release( (vlc_object_t *)p_playlist );
    }

}

- (BOOL)keyEvent:(NSEvent *)o_event
{
    BOOL eventHandled = NO;
    unichar key = [[o_event charactersIgnoringModifiers] characterAtIndex: 0];

    if( key )
    {
        vout_thread_t *p_vout = vlc_object_find( VLCIntf, VLC_OBJECT_VOUT,
                                              FIND_ANYWHERE );
        if( p_vout != NULL )
        {
            /* Escape */
            if( key == (unichar) 0x1b )
            {
                id o_vout_view = [self getVoutView];
                if( o_vout_view && [o_vout_view isFullscreen] )
                {
                    [o_vout_view toggleFullscreen];
                    eventHandled = YES;
                }
            }
            else if( key == ' ' )
            {
                [self play:self];
                eventHandled = YES;
            }
            vlc_object_release( (vlc_object_t *)p_vout );
        }
    }
    return eventHandled;
}

- (void)setupVarMenuItem:(NSMenuItem *)o_mi
                    target:(vlc_object_t *)p_object
                    var:(const char *)psz_variable
                    selector:(SEL)pf_callback
{
    vlc_value_t val, text;
    int i_type = var_Type( p_object, psz_variable );

    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:
        break;
    default:
        /* Variable doesn't exist or isn't handled */
        return;
    }
    
    /* Make sure we want to display the variable */
    if( i_type & VLC_VAR_HASCHOICE )
    {
        var_Change( p_object, psz_variable, VLC_VAR_CHOICESCOUNT, &val, NULL );
        if( val.i_int == 0 ) return;
        if( (i_type & VLC_VAR_TYPE) != VLC_VAR_VARIABLE && val.i_int == 1 )
            return;
    }
    
    /* Get the descriptive name of the variable */
    var_Change( p_object, psz_variable, VLC_VAR_GETTEXT, &text, NULL );
    [o_mi setTitle: [[VLCMain sharedInstance] localizedString: text.psz_string ?
                                        text.psz_string : strdup( psz_variable ) ]];

    var_Get( p_object, psz_variable, &val );
    if( i_type & VLC_VAR_HASCHOICE )
    {
        NSMenu *o_menu = [o_mi submenu];

        [self setupVarMenu: o_menu forMenuItem: o_mi target:p_object
                        var:psz_variable selector:pf_callback];
        
        if( text.psz_string ) free( text.psz_string );
        return;
    }

    VLCMenuExt *o_data;
    switch( i_type & VLC_VAR_TYPE )
    {
    case VLC_VAR_VOID:
        o_data = [[VLCMenuExt alloc] initWithVar: psz_variable Object: p_object->i_object_id
                Value: val ofType: i_type];
        [o_mi setRepresentedObject: [NSValue valueWithPointer:[o_data retain]]];
        break;

    case VLC_VAR_BOOL:
        o_data = [[VLCMenuExt alloc] initWithVar: psz_variable Object: p_object->i_object_id
                Value: val ofType: i_type];
        [o_mi setRepresentedObject: [NSValue valueWithPointer:[o_data retain]]];
        if( !( i_type & VLC_VAR_ISCOMMAND ) )
            [o_mi setState: val.b_bool ? TRUE : FALSE ];
        break;

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

    if( ( i_type & VLC_VAR_TYPE ) == VLC_VAR_STRING ) free( val.psz_string );
    if( text.psz_string ) free( text.psz_string );
}


- (void)setupVarMenu:(NSMenu *)o_menu
                    forMenuItem: (NSMenuItem *)o_parent
                    target:(vlc_object_t *)p_object
                    var:(const char *)psz_variable
                    selector:(SEL)pf_callback
{
    vlc_value_t val, val_list, text_list;
    int i_type, i, i_nb_items;

    /* remove previous items */
    i_nb_items = [o_menu numberOfItems];
    for( i = 0; i < i_nb_items; i++ )
    {
        [o_menu removeItemAtIndex: 0];
    }

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

    /* Make sure we want to display the variable */
    if( i_type & VLC_VAR_HASCHOICE )
    {
        var_Change( p_object, psz_variable, VLC_VAR_CHOICESCOUNT, &val, NULL );
        if( val.i_int == 0 ) return;
        if( (i_type & VLC_VAR_TYPE) != VLC_VAR_VARIABLE && val.i_int == 1 )
            return;
    }
    else
    {
        return;
    }

    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:
        break;
    default:
        /* Variable doesn't exist or isn't handled */
        return;
    }

    if( var_Get( p_object, psz_variable, &val ) < 0 )
    {
        return;
    }

    if( var_Change( p_object, psz_variable, VLC_VAR_GETLIST,
                    &val_list, &text_list ) < 0 )
    {
        if( (i_type & VLC_VAR_TYPE) == VLC_VAR_STRING ) free( val.psz_string );
        return;
    }

    /* make (un)sensitive */
    [o_parent setEnabled: ( val_list.p_list->i_count > 1 )];

    for( i = 0; i < val_list.p_list->i_count; i++ )
    {
        vlc_value_t another_val;
        NSMenuItem * o_lmi;
        NSString *o_title = @"";
        VLCMenuExt *o_data;

        switch( i_type & VLC_VAR_TYPE )
        {
        case VLC_VAR_STRING:
            another_val.psz_string =
                strdup(val_list.p_list->p_values[i].psz_string);

            o_title = [[VLCMain sharedInstance] localizedString: 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 ];

            o_lmi = [o_menu addItemWithTitle: o_title action: pf_callback keyEquivalent: @""];
            o_data = [[VLCMenuExt alloc] initWithVar: strdup(psz_variable) Object: p_object->i_object_id
                    Value: another_val ofType: i_type];
            [o_lmi setRepresentedObject: [NSValue valueWithPointer:[o_data retain]]];
            [o_lmi setTarget: self];

            if( !strcmp( val.psz_string, val_list.p_list->p_values[i].psz_string ) && !( i_type & VLC_VAR_ISCOMMAND ) )
                [o_lmi setState: TRUE ];

            break;

        case VLC_VAR_INTEGER:

             o_title = text_list.p_list->p_values[i].psz_string ?
                                 [[VLCMain sharedInstance] localizedString: strdup( text_list.p_list->p_values[i].psz_string )] :
                                 [NSString stringWithFormat: @"%d",