prefs.m

VLC Player Source Code

            if( !p_list ) return nil;

            /* Build a tree of the plugins */
            /* Add the capabilities */
            for( i = 0; i < p_list->i_count; i++ )
            {
                unsigned int confsize;
                p_module = (module_t *)p_list->p_values[i].p_object;

                /* Exclude the main module */
                if( module_IsMainModule( p_module ) )
                    continue;

                /* Exclude empty plugins (submodules don't have config */
                /* options, they are stored in the parent module) */
                p_items = module_GetConfig( p_module, &confsize );

                unsigned int j;

                int i_category = -1;
                int i_subcategory = -1;
                bool b_item = false;

                for( j = 0; j < confsize; j++ )
                {
                    if( p_items[j].i_type == CONFIG_CATEGORY )
                        i_category = p_items[j].value.i;
                    else if( p_items[j].i_type == CONFIG_SUBCATEGORY )
                        i_subcategory = p_items[j].value.i;

                    if( p_items[j].i_type & CONFIG_ITEM )
                        b_item = true;
            
                    if( b_item && i_category >= 0 && i_subcategory >= 0 )
                        break;
                }
    
                if( !b_item ) continue;

                /* Find the right category item */

                long cookie;
                bool b_found = false;

                VLCTreeItem* p_category_item, * p_subcategory_item;
                for (j = 0 ; j < [o_children count] ; j++)
                {
                    p_category_item = [o_children objectAtIndex: j];
                    if( p_category_item->i_object_category == i_category )
                    {
                        b_found = true;
                        break;
                    }
                }
                if( !b_found ) continue;

                /* Find subcategory item */
                b_found = false;
                cookie = -1;
                for (j = 0 ; j < [p_category_item->o_children count] ; j++)
                {
                    p_subcategory_item = [p_category_item->o_children
                                            objectAtIndex: j];
                    if( p_subcategory_item->i_object_category == i_subcategory )
                    {
                        b_found = true;
                        break;
                    }
                }
                if( !b_found )
                    p_subcategory_item = p_category_item;

                [p_subcategory_item->o_children addObject:[[VLCTreeItem alloc]
                    initWithName:[[VLCMain sharedInstance]
                        localizedString: module_GetName( p_module, false ) ]
                    withTitle:[[VLCMain sharedInstance]
                        localizedString:  module_GetLongName( p_module ) ]
                    withHelp: @""
                    ID: ((vlc_object_t*)p_module)->i_object_id
                    parent:p_subcategory_item
                    children:IsALeafNode
                    whithCategory: -1]];
                }
            vlc_list_release( p_list );
        }
    }
    return o_children;
}

- (int)getObjectID
{
    return i_object_id;
}

- (NSString *)getName
{
    return o_name;
}

- (NSString *)getTitle
{
    return o_title;
}

- (NSString *)getHelp
{
    return o_help;
}

- (VLCTreeItem *)childAtIndex:(int)i_index
{
    return [[self children] objectAtIndex:i_index];
}

- (int)numberOfChildren {
    id i_tmp = [self children];
    return (i_tmp == IsALeafNode) ? (-1) : (int)[i_tmp count];
}

- (BOOL)hasPrefs:(NSString *)o_module_name
{
    intf_thread_t *p_intf = VLCIntf;
    module_t *p_parser;
    vlc_list_t *p_list;
    char *psz_module_name;
    int i_index;

    psz_module_name = (char *)[o_module_name UTF8String];

    /* look for module */
    p_list = vlc_list_find( p_intf, VLC_OBJECT_MODULE, FIND_ANYWHERE );

    for( i_index = 0; i_index < p_list->i_count; i_index++ )
    {
        p_parser = (module_t *)p_list->p_values[i_index].p_object ;

        if( !strcmp( module_GetObjName( p_parser ), psz_module_name ) )
        {
            unsigned int confsize;
            module_GetConfig( p_parser, &confsize );
            BOOL b_has_prefs = confsize != 0;
            vlc_list_release( p_list );
            return( b_has_prefs );
        }
    }

    vlc_list_release( p_list );

    return( NO );
}

- (NSView *)showView:(NSScrollView *)o_prefs_view
{
    NSRect          s_vrc;
    NSView          *o_view;

    [[VLCPrefs sharedInstance] setTitle: [self getTitle]];
    /* NSLog( [self getHelp] ); */
    s_vrc = [[o_prefs_view contentView] bounds]; s_vrc.size.height -= 4;
    o_view = [[VLCFlippedView alloc] initWithFrame: s_vrc];
    [o_view setAutoresizingMask: NSViewWidthSizable | NSViewMinYMargin |
                                    NSViewMaxYMargin];

/* Create all subviews if it isn't already done because we cannot use */
/* setHiden for MacOS < 10.3*/
    if( o_subviews == nil )
    {
        intf_thread_t   *p_intf = VLCIntf;
        vlc_list_t      *p_list;
        module_t        *p_module = NULL;
        module_t        *p_main_module;
        module_config_t *p_items;
        unsigned int confsize;

        o_subviews = [[NSMutableArray alloc] initWithCapacity:10];
        /* Get a pointer to the module */
        if( i_object_category == -1 )
        {
            p_module = (module_t *) vlc_object_get( i_object_id );
            assert( p_module );

            p_items = module_GetConfig( p_module, &confsize );

            for( unsigned int i = 0; i < confsize; i++ )
            {
                switch( p_items[i].i_type )
                {
                    case CONFIG_SUBCATEGORY:
                    case CONFIG_CATEGORY:
                    case CONFIG_SECTION:
                    case CONFIG_HINT_USAGE:
                        break;
                    default:
                    {
                        VLCConfigControl *o_control = nil;
                        o_control = [VLCConfigControl newControl:&p_items[i]
                                                      withView:o_view];
                        if( o_control )
                        {
                            [o_control setAutoresizingMask: NSViewMaxYMargin |
                                NSViewWidthSizable];
                            [o_subviews addObject: o_control];
                        }
                    }
                    break;
                }
            }
            vlc_object_release( (vlc_object_t*)p_module );
        }
        else
        {
            p_main_module = module_GetMainModule( p_intf );
            assert( p_main_module );
            module_config_t *p_items;

            unsigned int i, confsize;
            p_items = module_GetConfig( p_main_module, &confsize );

            /* We need to first, find the right (sub)category,
             * and then abort when we find a new (sub)category. Part of the Ugliness. */
            bool in_right_category = false;
            bool in_subcategory = false;
            bool done = false;
            for( i = 0; i < confsize; i++ )
            {
                if( !p_items[i].i_type )
                {
                    msg_Err( p_intf, "invalid preference item found" );
                    break;
                }

                switch( p_items[i].i_type )
                {
                    case CONFIG_CATEGORY:
                        if(!in_right_category && p_items[i].value.i == i_object_category)
                            in_right_category = true;
                        else if(in_right_category)
                            done = true;
                        break;
                    case CONFIG_SUBCATEGORY:
                        if(!in_right_category && p_items[i].value.i == i_object_category)
                        {
                            in_right_category = true;
                            in_subcategory = true;
                        }
                        else if(in_right_category && in_subcategory)
                            done = true;
                        break;
                    case CONFIG_SECTION:
                    case CONFIG_HINT_USAGE:
                        break;
                    default:
                    {
                        if(!in_right_category) break;

                        VLCConfigControl *o_control = nil;
                        o_control = [VLCConfigControl newControl:&p_items[i]
                                                      withView:o_view];
                        if( o_control != nil )
                        {
                            [o_control setAutoresizingMask: NSViewMaxYMargin |
                                                            NSViewWidthSizable];
                            [o_subviews addObject: o_control];
                        }
                        break;
                    }
                }
                if( done ) break;
            }
            vlc_object_release( (vlc_object_t*)p_main_module );
        }
    }

    if( o_view != nil )
    {
        int i_lastItem = 0;
        int i_yPos = -2;
        int i_max_label = 0;

        NSEnumerator *enumerator = [o_subviews objectEnumerator];
        VLCConfigControl *o_widget;
        NSRect o_frame;
 
        while( ( o_widget = [enumerator nextObject] ) )
            if( i_max_label < [o_widget getLabelSize] )
                i_max_label = [o_widget getLabelSize];

        enumerator = [o_subviews objectEnumerator];
        while( ( o_widget = [enumerator nextObject] ) )
        {
            int i_widget;

            i_widget = [o_widget getViewType];
            i_yPos += [VLCConfigControl calcVerticalMargin:i_widget
                lastItem:i_lastItem];
            [o_widget setYPos:i_yPos];
            o_frame = [o_widget frame];
            o_frame.size.width = [o_view frame].size.width -
                                    LEFTMARGIN - RIGHTMARGIN;
            [o_widget setFrame:o_frame];
            [o_widget alignWithXPosition: i_max_label];
            i_yPos += [o_widget frame].size.height;
            i_lastItem = i_widget;
            [o_view addSubview:o_widget];
         }

        o_frame = [o_view frame];
        o_frame.size.height = i_yPos;
        [o_view setFrame:o_frame];
        [o_prefs_view setDocumentView:o_view];

    }
    return o_view;
}

- (void)applyChanges
{
    unsigned int i;
    if( o_subviews != nil )
        //Item has been shown
        for( i = 0 ; i < [o_subviews count] ; i++ )
            [[o_subviews objectAtIndex:i] applyChanges];

    if( o_children != IsALeafNode )
        for( i = 0 ; i < [o_children count] ; i++ )
            [[o_children objectAtIndex:i] applyChanges];
}

- (void)resetView
{
    unsigned int i;
    if( o_subviews != nil )
    {
        //Item has been shown
        [o_subviews release];
        o_subviews = nil;
    }

    if( o_children != IsALeafNode )
        for( i = 0 ; i < [o_children count] ; i++ )
            [[o_children objectAtIndex:i] resetView];
}

@end


@implementation VLCFlippedView

- (BOOL)isFlipped
{
    return( YES );
}

@end