]> git.sesse.net Git - vlc/blobdiff - modules/gui/macosx/playlist.m
macosx: Fix a memleak.
[vlc] / modules / gui / macosx / playlist.m
index 4cada240cc6e10ef36e5cb305120e979b397b07e..5e01eda7cbdf8c4d0308eb18b3a357497de148ad 100644 (file)
@@ -1,7 +1,7 @@
 /*****************************************************************************
  * playlist.m: MacOS X interface module
  *****************************************************************************
-* Copyright (C) 2002-2005 the VideoLAN team
+* Copyright (C) 2002-2008 the VideoLAN team
  * $Id$
  *
  * Authors: Jon Lech Johansen <jon-vl@nanocrew.net>
@@ -25,9 +25,6 @@
 
 /* TODO
  * add 'icons' for different types of nodes? (http://www.cocoadev.com/index.pl?IconAndTextInTableCell)
- * create a new search field build with pictures from the 'regular' search field, so it can be emulated on 10.2
- * create toggle buttons for the shuffle, repeat one, repeat all functions.
- * implement drag and drop and item reordering.
  * reimplement enable/disable item
  * create a new 'tool' button (see the gear button in the Finder window) for 'actions'
    (adding service discovery, other views, new node/playlist, save node/playlist) stuff like that
 #include <sys/mount.h>
 #include <vlc_keys.h>
 
-#include "intf.h"
+#import "intf.h"
 #import "wizard.h"
 #import "bookmarks.h"
 #import "playlistinfo.h"
-#include "playlist.h"
-#include "controls.h"
-#include "vlc_osd.h"
-#include "misc.h"
+#import "playlist.h"
+#import "controls.h"
+#import "vlc_osd.h"
+#import "misc.h"
+#import <vlc_interface.h>
 
 /*****************************************************************************
- * VLCPlaylistView implementation 
+ * VLCPlaylistView implementation
  *****************************************************************************/
 @implementation VLCPlaylistView
 
@@ -83,8 +81,7 @@
 
         case NSEnterCharacter:
         case NSCarriageReturnCharacter:
-            [(VLCPlaylist *)[[VLCMain sharedInstance] getPlaylist]
-                                                            playItem:self];
+            [(VLCPlaylist *)[[VLCMain sharedInstance] getPlaylist] playItem:self];
             break;
 
         default:
@@ -95,7 +92,6 @@
 
 @end
 
-
 /*****************************************************************************
  * VLCPlaylistCommon implementation
  *
 }
 - (void)awakeFromNib
 {
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                          FIND_ANYWHERE );
-    i_current_view = VIEW_CATEGORY;
-    playlist_ViewUpdate( p_playlist, i_current_view );
-
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
     [o_outline_view setTarget: self];
     [o_outline_view setDelegate: self];
     [o_outline_view setDataSource: self];
+    [o_outline_view setAllowsEmptySelection: NO];
 
     vlc_object_release( p_playlist );
     [self initStrings];
 - (int)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item
 {
     int i_return = 0;
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                                       FIND_ANYWHERE );
-    if( p_playlist == NULL )
-        return 0;
-    if( outlineView != o_outline_view )
-    {
-        vlc_object_release( p_playlist );
-        return 0;
-    }
+    playlist_item_t *p_item = NULL;
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
+    assert( outlineView == o_outline_view );
 
-    if( item == nil )
-    {
-        /* root object */
-        playlist_view_t *p_view;
-        p_view = playlist_ViewFind( p_playlist, i_current_view );
-        if( p_view && p_view->p_root )
-        {
-            i_return = p_view->p_root->i_children;
-
-            if( i_current_view == VIEW_CATEGORY )
-            {
-                i_return--; /* remove the GENERAL item from the list */
-                i_return += p_playlist->p_general->i_children; /* add the items of the general node */
-            }
-        }
-    }
+    if( !item )
+        p_item = p_playlist->p_root_category;
     else
-    {
-        playlist_item_t *p_item = (playlist_item_t *)[item pointerValue];
-        if( p_item )
-            i_return = p_item->i_children;
-    }
-    vlc_object_release( p_playlist );
-    
-    if( i_return <= 0 )
-        i_return = 0;
-    
-    return i_return;
+        p_item = (playlist_item_t *)[item pointerValue];
+
+    if( p_item )
+        i_return = p_item->i_children;
+
+    pl_Release( VLCIntf );
+
+    return i_return > 0 ? i_return : 0;
 }
 
 /* return the child at index for the Obj-C pointer item */ /* DONE */
 - (id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item
 {
-    playlist_item_t *p_return = NULL;
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                                       FIND_ANYWHERE );
+    playlist_item_t *p_return = NULL, *p_item = NULL;
     NSValue *o_value;
-
-    if( p_playlist == NULL )
-        return nil;
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
 
     if( item == nil )
     {
         /* root object */
-        playlist_view_t *p_view;
-        p_view = playlist_ViewFind( p_playlist, i_current_view );
-        if( p_view && p_view->p_root ) p_return = p_view->p_root->pp_children[index];
-
-        if( i_current_view == VIEW_CATEGORY )
-        {
-            if( p_playlist->p_general->i_children && index >= 0 && index < p_playlist->p_general->i_children )
-            {
-                p_return = p_playlist->p_general->pp_children[index];
-            }
-            else if( p_view && p_view->p_root && index >= 0 && index - p_playlist->p_general->i_children < p_view->p_root->i_children )
-            {
-                p_return = p_view->p_root->pp_children[index - p_playlist->p_general->i_children + 1];
-            }
-        }
+        p_item = p_playlist->p_root_category;
     }
     else
     {
-        playlist_item_t *p_item = (playlist_item_t *)[item pointerValue];
-        if( p_item && index < p_item->i_children && index >= 0 )
-            p_return = p_item->pp_children[index];
+        p_item = (playlist_item_t *)[item pointerValue];
     }
-    
-
+    if( p_item && index < p_item->i_children && index >= 0 )
+        p_return = p_item->pp_children[index];
     vlc_object_release( p_playlist );
 
     o_value = [o_outline_dict objectForKey:[NSString stringWithFormat: @"%p", p_return]];
+
     if( o_value == nil )
     {
+        /* Why is there a warning if that happens all the time and seems
+         * to be normal? Add an assert and fix it. 
+         * msg_Warn( VLCIntf, "playlist item misses pointer value, adding one" ); */
         o_value = [[NSValue valueWithPointer: p_return] retain];
     }
     return o_value;
 - (BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item
 {
     int i_return = 0;
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                                       FIND_ANYWHERE );
-    if( p_playlist == NULL )
-        return NO;
+    playlist_t *p_playlist = pl_Yield( VLCIntf );
 
     if( item == nil )
     {
         /* root object */
-        playlist_view_t *p_view;
-        p_view = playlist_ViewFind( p_playlist, i_current_view );
-        if( p_view && p_view->p_root ) i_return = p_view->p_root->i_children;
-
-        if( i_current_view == VIEW_CATEGORY )
+        if( p_playlist->p_root_category )
         {
-            i_return--;
-            i_return += p_playlist->p_general->i_children;
+            i_return = p_playlist->p_root_category->i_children;
         }
     }
     else
         if( p_item )
             i_return = p_item->i_children;
     }
-    vlc_object_release( p_playlist );
+    pl_Release( VLCIntf );
 
-    if( i_return <= 0 )
-        return NO;
-    else
-        return YES;
+    return (i_return >= 0);
 }
 
 /* retrieve the string values for the cells */
 - (id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)o_tc byItem:(id)item
 {
     id o_value = nil;
-    intf_thread_t *p_intf = VLCIntf;
-    playlist_t *p_playlist;
     playlist_item_t *p_item;
-    
-    if( item == nil || ![item isKindOfClass: [NSValue class]] ) return( @"error" );
-    
-    p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
-                                               FIND_ANYWHERE );
-    if( p_playlist == NULL )
-    {
-        return( @"error" );
-    }
 
-    p_item = (playlist_item_t *)[item pointerValue];
+    /* For error handling */
+    static BOOL attempted_reload = NO;
 
-    if( p_item == NULL )
+    if( item == nil || ![item isKindOfClass: [NSValue class]] )
     {
-        vlc_object_release( p_playlist );
-        return( @"error");
+        /* Attempt to fix the error by asking for a data redisplay
+         * This might cause infinite loop, so add a small check */
+        if( !attempted_reload )
+        {
+            attempted_reload = YES;
+            [outlineView reloadData];
+        }
+        return @"error" ;
     }
-
-    if( [[o_tc identifier] isEqualToString:@"1"] )
+    p_item = (playlist_item_t *)[item pointerValue];
+    if( !p_item || !p_item->p_input )
     {
-        o_value = [NSString stringWithUTF8String:
-            p_item->input.psz_name];
-        if( o_value == NULL )
-            o_value = [NSString stringWithCString:
-                p_item->input.psz_name];
+        /* Attempt to fix the error by asking for a data redisplay
+         * This might cause infinite loop, so add a small check */
+        if( !attempted_reload )
+        {
+            attempted_reload = YES;
+            [outlineView reloadData];
+        }
+        return @"error";
     }
-    else if( [[o_tc identifier] isEqualToString:@"2"] )
-    {
-        char *psz_temp;
-        psz_temp = vlc_input_item_GetInfo( &p_item->input ,_("Meta-information"),_("Artist") );
+    attempted_reload = NO;
 
-        if( psz_temp == NULL )
-            o_value = @"";
+    if( [[o_tc identifier] isEqualToString:@"name"] )
+    {
+        /* sanity check to prevent the NSString class from crashing */
+        char *psz_title =  input_item_GetTitle( p_item->p_input );
+        if( !EMPTY_STR( psz_title ) )
+        {
+            o_value = [NSString stringWithUTF8String: psz_title];
+        }
         else
         {
-            o_value = [NSString stringWithUTF8String: psz_temp];
-            if( o_value == NULL )
-            {
-                o_value = [NSString stringWithCString: psz_temp];
-            }
-            free( psz_temp );
+            char *psz_name = input_item_GetName( p_item->p_input );
+            if( psz_name )
+                o_value = [NSString stringWithUTF8String: psz_name];
+            free( psz_name );
         }
+        free( psz_title );
+    }
+    else if( [[o_tc identifier] isEqualToString:@"artist"] )
+    {
+        char *psz_artist = input_item_GetArtist( p_item->p_input );
+        if( psz_artist )
+            o_value = [NSString stringWithUTF8String: psz_artist];
+        free( psz_artist );
     }
-    else if( [[o_tc identifier] isEqualToString:@"3"] )
+    else if( [[o_tc identifier] isEqualToString:@"duration"] )
     {
         char psz_duration[MSTRTIME_MAX_SIZE];
-        mtime_t dur = p_item->input.i_duration;
+        mtime_t dur = input_item_GetDuration( p_item->p_input );
         if( dur != -1 )
         {
             secstotimestr( psz_duration, dur/1000000 );
             o_value = [NSString stringWithUTF8String: psz_duration];
         }
         else
+            o_value = @"--:--";
+    }
+    else if( [[o_tc identifier] isEqualToString:@"status"] )
+    {
+        if( input_ItemHasErrorWhenReading( p_item->p_input ) )
         {
-            o_value = @"-:--:--";
+            o_value = [NSImage imageWithWarningIcon];
         }
     }
-    vlc_object_release( p_playlist );
-
-    return( o_value );
+    return o_value;
 }
 
 @end
 
 @end
 
+/*****************************************************************************
+ * extension to NSOutlineView's interface to fix compilation warnings
+ * and let us access these 2 functions properly
+ * this uses a private Apple-API, but works fine on all current OSX releases
+ * keep checking for compatiblity with future releases though
+ *****************************************************************************/
+
+@interface NSOutlineView (UndocumentedSortImages)
++ (NSImage *)_defaultTableHeaderSortImage;
++ (NSImage *)_defaultTableHeaderReverseSortImage;
+@end
+
+
 /*****************************************************************************
  * VLCPlaylist implementation
  *****************************************************************************/
     return self;
 }
 
+- (void)dealloc
+{
+    [o_nodes_array release];
+    [o_items_array release];
+    [super dealloc];
+}
+
 - (void)awakeFromNib
 {
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                          FIND_ANYWHERE );
-    vlc_list_t *p_list = vlc_list_find( p_playlist, VLC_OBJECT_MODULE,
-                                        FIND_ANYWHERE );
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
 
-    int i_index;
+    int i;
 
     [super awakeFromNib];
 
         @"VLCPlaylistItemPboardType", nil]];
     [o_outline_view setIntercellSpacing: NSMakeSize (0.0, 1.0)];
 
-/* We need to check whether _defaultTableHeaderSortImage exists, since it 
-belongs to an Apple hidden private API, and then can "disapear" at any time*/
-
-    if( [[NSOutlineView class] respondsToSelector:@selector(_defaultTableHeaderSortImage)] )
-    {
-        o_ascendingSortingImage = [[NSOutlineView class] _defaultTableHeaderSortImage];
-    }
-    else
-    {
-        o_ascendingSortingImage = nil;
-    }
-
-    if( [[NSOutlineView class] respondsToSelector:@selector(_defaultTableHeaderReverseSortImage)] )
-    {
-        o_descendingSortingImage = [[NSOutlineView class] _defaultTableHeaderReverseSortImage];
-    }
-    else
-    {
-        o_descendingSortingImage = nil;
-    }
+    /* This uses private Apple API which works fine until 10.5.
+     * We need to keep checking in the future!
+     * These methods are being added artificially to NSOutlineView's interface above */
+    o_ascendingSortingImage = [[NSOutlineView class] _defaultTableHeaderSortImage];
+    o_descendingSortingImage = [[NSOutlineView class] _defaultTableHeaderReverseSortImage];
 
     o_tc_sortColumn = nil;
 
-    for( i_index = 0; i_index < p_list->i_count; i_index++ )
+    char ** ppsz_name;
+    char ** ppsz_services = services_discovery_GetServicesNames( p_playlist, &ppsz_name );
+    if( !ppsz_services )
     {
-        NSMenuItem * o_lmi;
-        module_t * p_parser = (module_t *)p_list->p_values[i_index].p_object ;
-
-        if( !strcmp( p_parser->psz_capability, "services_discovery" ) )
-        {
-            /* create the menu entries used in the playlist menu */
-            o_lmi = [[o_mi_services submenu] addItemWithTitle:
-                     [NSString stringWithUTF8String:
-                     p_parser->psz_longname ? p_parser->psz_longname :
-                     ( p_parser->psz_shortname ? p_parser->psz_shortname:
-                     p_parser->psz_object_name)]
-                                             action: @selector(servicesChange:)
-                                             keyEquivalent: @""];
-            [o_lmi setTarget: self];
-            [o_lmi setRepresentedObject:
-                   [NSString stringWithCString: p_parser->psz_object_name]];
-            if( playlist_IsServicesDiscoveryLoaded( p_playlist,
-                    p_parser->psz_object_name ) )
-                [o_lmi setState: NSOnState];
-                
-            /* create the menu entries for the main menu */
-            o_lmi = [[o_mm_mi_services submenu] addItemWithTitle:
-                     [NSString stringWithUTF8String:
-                     p_parser->psz_longname ? p_parser->psz_longname :
-                     ( p_parser->psz_shortname ? p_parser->psz_shortname:
-                     p_parser->psz_object_name)]
-                                             action: @selector(servicesChange:)
-                                             keyEquivalent: @""];
-            [o_lmi setTarget: self];
-            [o_lmi setRepresentedObject:
-                   [NSString stringWithCString: p_parser->psz_object_name]];
-            if( playlist_IsServicesDiscoveryLoaded( p_playlist,
-                    p_parser->psz_object_name ) )
-                [o_lmi setState: NSOnState];
-        }
+        vlc_object_release( p_playlist );
+        return;
     }
-    vlc_list_release( p_list );
-    vlc_object_release( p_playlist );
+    
+    for( i = 0; ppsz_services[i]; i++ )
+    {
+        bool  b_enabled;
+        NSMenuItem  *o_lmi;
+
+        char * name = ppsz_name[i] ? ppsz_name[i] : ppsz_services[i];
+        /* Check whether to enable these menuitems */
+        b_enabled = playlist_IsServicesDiscoveryLoaded( p_playlist, ppsz_services[i] );
+
+        /* Create the menu entries used in the playlist menu */
+        o_lmi = [[o_mi_services submenu] addItemWithTitle:
+                 [NSString stringWithUTF8String: name]
+                                         action: @selector(servicesChange:)
+                                         keyEquivalent: @""];
+        [o_lmi setTarget: self];
+        [o_lmi setRepresentedObject: [NSString stringWithUTF8String: ppsz_services[i]]];
+        if( b_enabled ) [o_lmi setState: NSOnState];
+
+        /* Create the menu entries for the main menu */
+        o_lmi = [[o_mm_mi_services submenu] addItemWithTitle:
+                 [NSString stringWithUTF8String: name]
+                                         action: @selector(servicesChange:)
+                                         keyEquivalent: @""];
+        [o_lmi setTarget: self];
+        [o_lmi setRepresentedObject: [NSString stringWithUTF8String: ppsz_services[i]]];
+        if( b_enabled ) [o_lmi setState: NSOnState];
+
+        free( ppsz_services[i] );
+        free( ppsz_name[i] );
+    }
+    free( ppsz_services );
+    free( ppsz_name );
 
-    //[self playlistUpdated];
+    vlc_object_release( p_playlist );
 }
 
 - (void)searchfieldChanged:(NSNotification *)o_notification
@@ -481,22 +440,14 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
     [o_mi_delete setTitle: _NS("Delete")];
     [o_mi_recursive_expand setTitle: _NS("Expand Node")];
     [o_mi_selectall setTitle: _NS("Select All")];
-    [o_mi_info setTitle: _NS("Information")];
-    [o_mi_preparse setTitle: _NS("Get Stream Information")];
+    [o_mi_info setTitle: _NS("Information...")];
+    [o_mi_preparse setTitle: _NS("Fetch Meta Data")];
     [o_mi_sort_name setTitle: _NS("Sort Node by Name")];
     [o_mi_sort_author setTitle: _NS("Sort Node by Author")];
     [o_mi_services setTitle: _NS("Services discovery")];
-    [o_status_field setStringValue: [NSString stringWithFormat:
-                        _NS("No items in the playlist")]];
+    [o_status_field setStringValue: _NS("No items in the playlist")];
 
-    [o_random_ckb setTitle: _NS("Random")];
-#if 0
-    [o_search_button setTitle: _NS("Search")];
-#endif
     [o_search_field setToolTip: _NS("Search in Playlist")];
-    [[o_loop_popup itemAtIndex:0] setTitle: _NS("Standard Play")];
-    [[o_loop_popup itemAtIndex:1] setTitle: _NS("Repeat One")];
-    [[o_loop_popup itemAtIndex:2] setTitle: _NS("Repeat All")];
     [o_mi_addNode setTitle: _NS("Add Folder to Playlist")];
 
     [o_save_accessory_text setStringValue: _NS("File Format:")];
@@ -506,10 +457,8 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 
 - (void)playlistUpdated
 {
-    unsigned int i;
-
     /* Clear indications of any existing column sorting */
-    for( i = 0 ; i < [[o_outline_view tableColumns] count] ; i++ )
+    for( unsigned int i = 0 ; i < [[o_outline_view tableColumns] count] ; i++ )
     {
         [o_outline_view setIndicatorImage:nil inTableColumn:
                             [[o_outline_view tableColumns] objectAtIndex:i]];
@@ -522,51 +471,60 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
     [o_outline_view reloadData];
     [[[[VLCMain sharedInstance] getWizard] getPlaylistWizard] reloadOutlineView];
     [[[[VLCMain sharedInstance] getBookmarks] getDataTable] reloadData];
-}
 
-- (void)playModeUpdated
-{
-    playlist_t *p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                          FIND_ANYWHERE );
-    vlc_value_t val, val2;
-
-    if( p_playlist == NULL )
-    {
-        return;
-    }
+    playlist_t *p_playlist = pl_Yield( VLCIntf );
 
-    var_Get( p_playlist, "loop", &val2 );
-    var_Get( p_playlist, "repeat", &val );
-    if( val.b_bool == VLC_TRUE )
+    if( playlist_CurrentSize( p_playlist ) >= 2 )
     {
-        [o_loop_popup selectItemAtIndex: 1];
-   }
-    else if( val2.b_bool == VLC_TRUE )
-    {
-        [o_loop_popup selectItemAtIndex: 2];
+        [o_status_field setStringValue: [NSString stringWithFormat:
+                    _NS("%i items"),
+                playlist_CurrentSize( p_playlist )]];
     }
     else
     {
-        [o_loop_popup selectItemAtIndex: 0];
+        if( playlist_IsEmpty( p_playlist ) )
+            [o_status_field setStringValue: _NS("No items in the playlist")];
+        else
+            [o_status_field setStringValue: _NS("1 item")];
     }
+    vlc_object_release( p_playlist );
 
-    var_Get( p_playlist, "random", &val );
-    [o_random_ckb setState: val.b_bool];
+    [self outlineViewSelectionDidChange: nil];
+}
+
+- (void)playModeUpdated
+{
+    playlist_t *p_playlist = pl_Yield( VLCIntf );
+
+    bool loop = var_GetBool( p_playlist, "loop" );
+    bool repeat = var_GetBool( p_playlist, "repeat" );
+    if( repeat )
+        [[[VLCMain sharedInstance] getControls] repeatOne];
+    else if( loop )
+        [[[VLCMain sharedInstance] getControls] repeatAll];
+    else
+        [[[VLCMain sharedInstance] getControls] repeatOff];
+
+    [[[VLCMain sharedInstance] getControls] shuffle];
 
     vlc_object_release( p_playlist );
 }
 
-- (playlist_item_t *)parentOfItem:(playlist_item_t *)p_item
+- (void)outlineViewSelectionDidChange:(NSNotification *)notification
 {
-    int i;
-    for( i = 0 ; i < p_item->i_parents; i++ )
+    // FIXME: unsafe
+    playlist_item_t * p_item = [[o_outline_view itemAtRow:[o_outline_view selectedRow]] pointerValue];
+
+    if( p_item )
     {
-        if( p_item->pp_parents[i]->i_view == i_current_view )
-        {
-            return p_item->pp_parents[i]->p_parent;
-        }
+        /* update our info-panel to reflect the new item */
+        [[[VLCMain sharedInstance] getInfo] updatePanelWithItem:p_item->p_input];
     }
-    return NULL;
+}
+
+- (BOOL)isSelectionEmpty
+{
+    return [o_outline_view selectedRow] == -1;
 }
 
 - (void)updateRowSelection
@@ -574,14 +532,11 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
     int i_row;
     unsigned int j;
 
-    playlist_t *p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                          FIND_ANYWHERE );
+    // FIXME: unsafe
+    playlist_t *p_playlist = pl_Yield( VLCIntf );
     playlist_item_t *p_item, *p_temp_item;
     NSMutableArray *o_array = [NSMutableArray array];
 
-    if( p_playlist == NULL )
-        return;
-
     p_item = p_playlist->status.p_item;
     if( p_item == NULL )
     {
@@ -590,61 +545,42 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
     }
 
     p_temp_item = p_item;
-    while( p_temp_item->i_parents > 0 )
+    while( p_temp_item->p_parent )
     {
         [o_array insertObject: [NSValue valueWithPointer: p_temp_item] atIndex: 0];
-
-        p_temp_item = [self parentOfItem: p_temp_item];
-        /*for (i = 0 ; i < p_temp_item->i_parents ; i++)
-        {
-            if( p_temp_item->pp_parents[i]->i_view == i_current_view )
-            {
-                p_temp_item = p_temp_item->pp_parents[i]->p_parent;
-                break;
-            }
-        }*/
+        p_temp_item = p_temp_item->p_parent;
     }
 
-    for (j = 0 ; j < [o_array count] - 1 ; j++)
+    for( j = 0; j < [o_array count] - 1; j++ )
     {
         id o_item;
         if( ( o_item = [o_outline_dict objectForKey:
                             [NSString stringWithFormat: @"%p",
                             [[o_array objectAtIndex:j] pointerValue]]] ) != nil )
+        {
             [o_outline_view expandItem: o_item];
+        }
 
     }
 
-    i_row = [o_outline_view rowForItem:[o_outline_dict
-            objectForKey:[NSString stringWithFormat: @"%p", p_item]]];
-
-    [o_outline_view selectRow: i_row byExtendingSelection: NO];
-    [o_outline_view scrollRowToVisible: i_row];
-
-    vlc_object_release(p_playlist);
+    vlc_object_release( p_playlist );
 
-    /* update our info-panel to reflect the new item */
-    [[[VLCMain sharedInstance] getInfo] updatePanel];
 }
 
 /* Check if p_item is a child of p_node recursively. We need to check the item
    existence first since OSX sometimes tries to redraw items that have been
-   deleted. We don't do it when not required  since this verification takes
+   deleted. We don't do it when not required since this verification takes
    quite a long time on big playlists (yes, pretty hacky). */
+
 - (BOOL)isItem: (playlist_item_t *)p_item
                     inNode: (playlist_item_t *)p_node
                     checkItemExistence:(BOOL)b_check
+                    locked:(BOOL)b_locked
 
 {
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                          FIND_ANYWHERE );
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
     playlist_item_t *p_temp_item = p_item;
 
-    if( p_playlist == NULL )
-    {
-        return NO;
-    }
-
     if( p_node == p_item )
     {
         vlc_object_release(p_playlist);
@@ -660,60 +596,49 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
     if ( p_temp_item )
     {
         int i;
-        vlc_mutex_lock( &p_playlist->object_lock );
+        if(!b_locked) PL_LOCK;
 
         if( b_check )
         {
         /* Since outlineView: willDisplayCell:... may call this function with
            p_items that don't exist anymore, first check if the item is still
            in the playlist. Any cleaner solution welcomed. */
-            for( i = 0; i < p_playlist->i_all_size; i++ )
+            for( i = 0; i < p_playlist->all_items.i_size; i++ )
             {
-                if( p_playlist->pp_all_items[i] == p_item ) break;
-                else if ( i == p_playlist->i_all_size - 1 )
+                if( ARRAY_VAL( p_playlist->all_items, i) == p_item ) break;
+                else if ( i == p_playlist->all_items.i_size - 1 )
                 {
+                    if(!b_locked) PL_UNLOCK;
                     vlc_object_release( p_playlist );
-                    vlc_mutex_unlock( &p_playlist->object_lock );
                     return NO;
                 }
             }
         }
 
-        while( p_temp_item->i_parents > 0 )
+        while( p_temp_item )
         {
-            p_temp_item = [self parentOfItem: p_temp_item];
+            p_temp_item = p_temp_item->p_parent;
             if( p_temp_item == p_node )
             {
-                 vlc_mutex_unlock( &p_playlist->object_lock );
-                 vlc_object_release( p_playlist );
-                 return YES;
+                if(!b_locked) PL_UNLOCK;
+                vlc_object_release( p_playlist );
+                return YES;
             }
-
-/*            for( i = 0; i < p_temp_item->i_parents ; i++ )
-            {
-                if( p_temp_item->pp_parents[i]->i_view == i_current_view )
-                {
-                    if( p_temp_item->pp_parents[i]->p_parent == p_node )
-                    {
-                        vlc_mutex_unlock( &p_playlist->object_lock );
-                        vlc_object_release( p_playlist );
-                        return YES;
-                    }
-                    else
-                    {
-                        p_temp_item = p_temp_item->pp_parents[i]->p_parent;
-                        break;
-                    }
-                }
-            }*/
         }
-        vlc_mutex_unlock( &p_playlist->object_lock );
+        if(!b_locked) PL_UNLOCK;
     }
 
     vlc_object_release( p_playlist );
     return NO;
 }
 
+- (BOOL)isItem: (playlist_item_t *)p_item
+                    inNode: (playlist_item_t *)p_node
+                    checkItemExistence:(BOOL)b_check
+{
+    [self isItem:p_item inNode:p_node checkItemExistence:b_check locked:NO];
+}
+
 /* This method is usefull for instance to remove the selected children of an
    already selected node */
 - (void)removeItemsFrom:(id)o_items ifChildrenOf:(id)o_nodes
@@ -729,7 +654,7 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
             }
             if( [self isItem: [[o_items objectAtIndex:i] pointerValue]
                     inNode: [[o_nodes objectAtIndex:j] pointerValue]
-                    checkItemExistence: NO] )
+                    checkItemExistence: NO locked:NO] )
             {
                 [o_items removeObjectAtIndex:i];
                 /* We need to execute the next iteration with the same index
@@ -739,14 +664,11 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
             }
         }
     }
-
 }
 
 - (IBAction)savePlaylist:(id)sender
 {
-    intf_thread_t * p_intf = VLCIntf;
-    playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
-                                                       FIND_ANYWHERE );
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
 
     NSSavePanel *o_save_panel = [NSSavePanel savePanel];
     NSString * o_name = [NSString stringWithFormat: @"%@", _NS("Untitled")];
@@ -777,7 +699,9 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
             {
                 o_real_filename = o_filename;
             }
-            playlist_Export( p_playlist, [o_real_filename fileSystemRepresentation], "export-xspf" );
+            playlist_Export( p_playlist,
+                [o_real_filename fileSystemRepresentation],
+                p_playlist->p_local_category, "export-xspf" );
         }
         else
         {
@@ -795,7 +719,9 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
             {
                 o_real_filename = o_filename;
             }
-            playlist_Export( p_playlist, [o_real_filename fileSystemRepresentation], "export-m3u" );
+            playlist_Export( p_playlist,
+                [o_real_filename fileSystemRepresentation],
+                p_playlist->p_local_category, "export-m3u" );
         }
     }
     vlc_object_release( p_playlist );
@@ -805,46 +731,35 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 - (IBAction)playItem:(id)sender
 {
     intf_thread_t * p_intf = VLCIntf;
-    playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
-                                                       FIND_ANYWHERE );
+    playlist_t * p_playlist = pl_Yield( p_intf );
 
-    if( p_playlist != NULL )
-    {
-        playlist_item_t *p_item;
-        playlist_item_t *p_node = NULL;
+    playlist_item_t *p_item;
+    playlist_item_t *p_node = NULL;
 
-        p_item = [[o_outline_view itemAtRow:[o_outline_view selectedRow]] pointerValue];
+    p_item = [[o_outline_view itemAtRow:[o_outline_view selectedRow]] pointerValue];
 
-        if( p_item )
+    if( p_item )
+    {
+        if( p_item->i_children == -1 )
         {
-            if( p_item->i_children == -1 )
-            {
-                p_node = [self parentOfItem: p_item];
+            p_node = p_item->p_parent;
 
-/*                for( i = 0 ; i < p_item->i_parents ; i++ )
-                {
-                    if( p_item->pp_parents[i]->i_view == i_current_view )
-                    {
-                        p_node = p_item->pp_parents[i]->p_parent;
-                    }
-                }*/
+        }
+        else
+        {
+            p_node = p_item;
+            if( p_node->i_children > 0 && p_node->pp_children[0]->i_children == -1 )
+            {
+                p_item = p_node->pp_children[0];
             }
             else
             {
-                p_node = p_item;
-                if( p_node->i_children > 0 && p_node->pp_children[0]->i_children == -1 )
-                {
-                    p_item = p_node->pp_children[0];
-                }
-                else
-                {
-                    p_item = NULL;
-                }
+                p_item = NULL;
             }
-            playlist_Control( p_playlist, PLAYLIST_VIEWPLAY, i_current_view, p_node, p_item );
         }
-        vlc_object_release( p_playlist );
+        playlist_Control( p_playlist, PLAYLIST_VIEWPLAY, pl_Unlocked, p_node, p_item );
     }
+    vlc_object_release( p_playlist );
 }
 
 /* When called retrieves the selected outlineview row and plays that node or item */
@@ -853,40 +768,36 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
     int i_count;
     NSMutableArray *o_to_preparse;
     intf_thread_t * p_intf = VLCIntf;
-    playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
-                                                       FIND_ANYWHERE );
-                                                       
+    playlist_t * p_playlist = pl_Yield( p_intf );
     o_to_preparse = [NSMutableArray arrayWithArray:[[o_outline_view selectedRowEnumerator] allObjects]];
     i_count = [o_to_preparse count];
 
-    if( p_playlist != NULL )
+    int i, i_row;
+    NSNumber *o_number;
+    playlist_item_t *p_item = NULL;
+
+    for( i = 0; i < i_count; i++ )
     {
-        int i, i_row;
-        NSNumber *o_number;
-        playlist_item_t *p_item = NULL;
+        o_number = [o_to_preparse lastObject];
+        i_row = [o_number intValue];
+        p_item = [[o_outline_view itemAtRow:i_row] pointerValue];
+        [o_to_preparse removeObject: o_number];
+        [o_outline_view deselectRow: i_row];
 
-        for( i = 0; i < i_count; i++ )
+        if( p_item )
         {
-            o_number = [o_to_preparse lastObject];
-            i_row = [o_number intValue];
-            p_item = [[o_outline_view itemAtRow:i_row] pointerValue];
-            [o_to_preparse removeObject: o_number];
-            [o_outline_view deselectRow: i_row];
-
-            if( p_item )
+            if( p_item->i_children == -1 )
             {
-                if( p_item->i_children == -1 )
-                {
-                    playlist_PreparseEnqueue( p_playlist, &p_item->input );
-                }
-                else
-                {
-                    msg_Dbg( p_intf, "preparse of nodes not yet implemented" );
-                }
+                playlist_PreparseEnqueue( p_playlist, p_item->p_input );
+            }
+            else
+            {
+                msg_Dbg( p_intf, "preparsing nodes not implemented" );
             }
         }
-        vlc_object_release( p_playlist );
     }
+    vlc_object_release( p_playlist );
     [self playlistUpdated];
 }
 
@@ -894,18 +805,15 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 {
     NSMenuItem *o_mi = (NSMenuItem *)sender;
     NSString *o_string = [o_mi representedObject];
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                          FIND_ANYWHERE );
-    if( !playlist_IsServicesDiscoveryLoaded( p_playlist, [o_string cString] ) )
-        playlist_ServicesDiscoveryAdd( p_playlist, [o_string cString] );
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
+    if( !playlist_IsServicesDiscoveryLoaded( p_playlist, [o_string UTF8String] ) )
+        playlist_ServicesDiscoveryAdd( p_playlist, [o_string UTF8String] );
     else
-        playlist_ServicesDiscoveryRemove( p_playlist, [o_string cString] );
+        playlist_ServicesDiscoveryRemove( p_playlist, [o_string UTF8String] );
 
     [o_mi setState: playlist_IsServicesDiscoveryLoaded( p_playlist,
-                                          [o_string cString] ) ? YES : NO];
+                                          [o_string UTF8String] ) ? YES : NO];
 
-    i_current_view = VIEW_CATEGORY;
-    playlist_ViewUpdate( p_playlist, i_current_view );
     vlc_object_release( p_playlist );
     [self playlistUpdated];
     return;
@@ -918,60 +826,49 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 
 - (IBAction)deleteItem:(id)sender
 {
-    int i, i_count, i_row;
+    int i_count, i_row;
     NSMutableArray *o_to_delete;
     NSNumber *o_number;
 
     playlist_t * p_playlist;
     intf_thread_t * p_intf = VLCIntf;
 
-    p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
-                                          FIND_ANYWHERE );
-
-    if ( p_playlist == NULL )
-    {
-        return;
-    }
     o_to_delete = [NSMutableArray arrayWithArray:[[o_outline_view selectedRowEnumerator] allObjects]];
     i_count = [o_to_delete count];
 
-    for( i = 0; i < i_count; i++ )
+    p_playlist = pl_Yield( p_intf );
+
+    PL_LOCK;
+    for( int i = 0; i < i_count; i++ )
     {
         o_number = [o_to_delete lastObject];
         i_row = [o_number intValue];
         id o_item = [o_outline_view itemAtRow: i_row];
         playlist_item_t *p_item = [o_item pointerValue];
+#ifndef NDEBUG
+        msg_Dbg( p_intf, "deleting item %i (of %i) with id \"%i\", pointerValue \"%p\" and %i children", i+1, i_count, 
+                p_item->p_input->i_id, [o_item pointerValue], p_item->i_children +1 );
+#endif
         [o_to_delete removeObject: o_number];
         [o_outline_view deselectRow: i_row];
 
-        if( [[o_outline_view dataSource] outlineView:o_outline_view
-                                        numberOfChildrenOfItem: o_item]  > 0 )
+        if( p_item->i_children != -1 )
         //is a node and not an item
         {
             if( p_playlist->status.i_status != PLAYLIST_STOPPED &&
                 [self isItem: p_playlist->status.p_item inNode:
                         ((playlist_item_t *)[o_item pointerValue])
-                        checkItemExistence: NO] == YES )
-            {
+                        checkItemExistence: NO locked:YES] == YES )
                 // if current item is in selected node and is playing then stop playlist
-                playlist_Stop( p_playlist );
-            }
-            vlc_mutex_lock( &p_playlist->object_lock );
-            playlist_NodeDelete( p_playlist, p_item, VLC_TRUE, VLC_FALSE );
-            vlc_mutex_unlock( &p_playlist->object_lock );
+                playlist_Control(p_playlist, PLAYLIST_STOP, pl_Locked );
+    
+            playlist_NodeDelete( p_playlist, p_item, true, false );
         }
         else
-        {
-            if( p_playlist->status.i_status != PLAYLIST_STOPPED &&
-                p_playlist->status.p_item == [[o_outline_view itemAtRow: i_row] pointerValue] )
-            {
-                playlist_Stop( p_playlist );
-            }
-            vlc_mutex_lock( &p_playlist->object_lock );
-            playlist_Delete( p_playlist, p_item->input.i_id );
-            vlc_mutex_unlock( &p_playlist->object_lock );
-        }
+            playlist_DeleteFromInput( p_playlist, p_item->p_input->i_id, pl_Locked );
     }
+    PL_UNLOCK;
+
     [self playlistUpdated];
     vlc_object_release( p_playlist );
 }
@@ -983,69 +880,47 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 
 - (IBAction)sortNodeByAuthor:(id)sender
 {
-    [self sortNode: SORT_AUTHOR];
+    [self sortNode: SORT_ARTIST];
 }
 
 - (void)sortNode:(int)i_mode
 {
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                          FIND_ANYWHERE );
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
     playlist_item_t * p_item;
 
-    if (p_playlist == NULL)
-    {
-        return;
-    }
-
     if( [o_outline_view selectedRow] > -1 )
     {
-        p_item = [[o_outline_view itemAtRow: [o_outline_view selectedRow]]
-                                                                pointerValue];
+        p_item = [[o_outline_view itemAtRow: [o_outline_view selectedRow]] pointerValue];
     }
     else
     /*If no item is selected, sort the whole playlist*/
     {
-        playlist_view_t * p_view = playlist_ViewFind( p_playlist, i_current_view );
-        p_item = p_view->p_root;
+        p_item = p_playlist->p_root_category;
     }
 
     if( p_item->i_children > -1 ) // the item is a node
     {
-        vlc_mutex_lock( &p_playlist->object_lock );
+        PL_LOCK;
         playlist_RecursiveNodeSort( p_playlist, p_item, i_mode, ORDER_NORMAL );
-        vlc_mutex_unlock( &p_playlist->object_lock );
+        PL_UNLOCK;
     }
     else
     {
-        int i;
-
-        for( i = 0 ; i < p_item->i_parents ; i++ )
-        {
-            if( p_item->pp_parents[i]->i_view == i_current_view )
-            {
-                vlc_mutex_lock( &p_playlist->object_lock );
-                playlist_RecursiveNodeSort( p_playlist,
-                        p_item->pp_parents[i]->p_parent, i_mode, ORDER_NORMAL );
-                vlc_mutex_unlock( &p_playlist->object_lock );
-                break;
-            }
-        }
+        PL_LOCK;
+        playlist_RecursiveNodeSort( p_playlist,
+                p_item->p_parent, i_mode, ORDER_NORMAL );
+        PL_UNLOCK;
     }
     vlc_object_release( p_playlist );
     [self playlistUpdated];
 }
 
-- (playlist_item_t *)createItem:(NSDictionary *)o_one_item
+- (input_item_t *)createItem:(NSDictionary *)o_one_item
 {
     intf_thread_t * p_intf = VLCIntf;
-    playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
-                                                       FIND_ANYWHERE );
+    playlist_t * p_playlist = pl_Yield( p_intf );
 
-    if( p_playlist == NULL )
-    {
-        return NULL;
-    }
-    playlist_item_t *p_item;
+    input_item_t *p_input;
     int i;
     BOOL b_rem = FALSE, b_dir = FALSE;
     NSString *o_uri, *o_name;
@@ -1057,7 +932,7 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
     o_name = (NSString *)[o_one_item objectForKey: @"ITEM_NAME"];
     o_options = (NSArray *)[o_one_item objectForKey: @"ITEM_OPTIONS"];
 
-    /* Find the name for a disc entry ( i know, can you believe the trouble?) */
+    /* Find the name for a disc entry (i know, can you believe the trouble?) */
     if( ( !o_name || [o_name isEqualToString:@""] ) && [o_uri rangeOfString: @"/dev/"].location != NSNotFound )
     {
         int i_count, i_index;
@@ -1069,14 +944,14 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
         {
             NSMutableString *o_temp, *o_temp2;
             o_temp = [NSMutableString stringWithString: o_uri];
-            o_temp2 = [NSMutableString stringWithCString: mounts[i_index].f_mntfromname];
-            [o_temp replaceOccurrencesOfString: @"/dev/rdisk" withString: @"/dev/disk" options:nil range:NSMakeRange(0, [o_temp length]) ];
-            [o_temp2 replaceOccurrencesOfString: @"s0" withString: @"" options:nil range:NSMakeRange(0, [o_temp2 length]) ];
-            [o_temp2 replaceOccurrencesOfString: @"s1" withString: @"" options:nil range:NSMakeRange(0, [o_temp2 length]) ];
+            o_temp2 = [NSMutableString stringWithUTF8String: mounts[i_index].f_mntfromname];
+            [o_temp replaceOccurrencesOfString: @"/dev/rdisk" withString: @"/dev/disk" options:NSLiteralSearch range:NSMakeRange(0, [o_temp length]) ];
+            [o_temp2 replaceOccurrencesOfString: @"s0" withString: @"" options:NSLiteralSearch range:NSMakeRange(0, [o_temp2 length]) ];
+            [o_temp2 replaceOccurrencesOfString: @"s1" withString: @"" options:NSLiteralSearch range:NSMakeRange(0, [o_temp2 length]) ];
 
             if( strstr( [o_temp fileSystemRepresentation], [o_temp2 fileSystemRepresentation] ) != NULL )
             {
-                o_name = [[NSFileManager defaultManager] displayNameAtPath: [NSString stringWithCString:mounts[i_index].f_mntonname]];
+                o_name = [[NSFileManager defaultManager] displayNameAtPath: [NSString stringWithUTF8String:mounts[i_index].f_mntonname]];
             }
         }
     }
@@ -1096,163 +971,122 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
         buf = (struct statfs *) malloc (sizeof(struct statfs));
         statfs( [o_uri fileSystemRepresentation], buf );
         psz_dev = strdup(buf->f_mntfromname);
-        o_temp = [NSMutableString stringWithCString: psz_dev ];
-        [o_temp replaceOccurrencesOfString: @"/dev/disk" withString: @"/dev/rdisk" options:nil range:NSMakeRange(0, [o_temp length]) ];
-        [o_temp replaceOccurrencesOfString: @"s0" withString: @"" options:nil range:NSMakeRange(0, [o_temp length]) ];
-        [o_temp replaceOccurrencesOfString: @"s1" withString: @"" options:nil range:NSMakeRange(0, [o_temp length]) ];
+        o_temp = [NSMutableString stringWithUTF8String: psz_dev ];
+        [o_temp replaceOccurrencesOfString: @"/dev/disk" withString: @"/dev/rdisk" options:NSLiteralSearch range:NSMakeRange(0, [o_temp length]) ];
+        [o_temp replaceOccurrencesOfString: @"s0" withString: @"" options:NSLiteralSearch range:NSMakeRange(0, [o_temp length]) ];
+        [o_temp replaceOccurrencesOfString: @"s1" withString: @"" options:NSLiteralSearch range:NSMakeRange(0, [o_temp length]) ];
         o_uri = o_temp;
     }
 
-    p_item = playlist_ItemNew( p_intf, [o_uri fileSystemRepresentation], [o_name UTF8String] );
-    if( !p_item )
+    p_input = input_ItemNew( p_playlist, [o_uri fileSystemRepresentation], [o_name UTF8String] );
+    if( !p_input )
        return NULL;
 
     if( o_options )
     {
         for( i = 0; i < (int)[o_options count]; i++ )
         {
-            playlist_ItemAddOption( p_item, strdup( [[o_options objectAtIndex:i] UTF8String] ) );
+            input_ItemAddOption( p_input, strdup( [[o_options objectAtIndex:i] UTF8String] ) );
         }
     }
 
     /* Recent documents menu */
     o_true_file = [NSURL fileURLWithPath: o_uri];
-    if( o_true_file != nil )
+    if( o_true_file != nil && (BOOL)config_GetInt( p_playlist, "macosx-recentitems" ) == YES )
     {
         [[NSDocumentController sharedDocumentController]
             noteNewRecentDocumentURL: o_true_file];
     }
 
     vlc_object_release( p_playlist );
-    return p_item;
+    return p_input;
 }
 
 - (void)appendArray:(NSArray*)o_array atPos:(int)i_position enqueue:(BOOL)b_enqueue
 {
     int i_item;
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                            FIND_ANYWHERE );
-    if( p_playlist == NULL )
-    {
-        return;
-    }
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
 
+    PL_LOCK;
     for( i_item = 0; i_item < (int)[o_array count]; i_item++ )
     {
-        playlist_item_t *p_item;
+        input_item_t *p_input;
         NSDictionary *o_one_item;
 
         /* Get the item */
         o_one_item = [o_array objectAtIndex: i_item];
-        p_item = [self createItem: o_one_item];
-        if( !p_item )
+        p_input = [self createItem: o_one_item];
+        if( !p_input )
         {
             continue;
         }
 
         /* Add the item */
-        playlist_AddItem( p_playlist, p_item, PLAYLIST_INSERT, i_position == -1 ? PLAYLIST_END : i_position + i_item );
+        /* FIXME: playlist_AddInput() can fail */
+        
+        playlist_AddInput( p_playlist, p_input, PLAYLIST_INSERT,
+             i_position == -1 ? PLAYLIST_END : i_position + i_item, true,
+         pl_Locked );
 
         if( i_item == 0 && !b_enqueue )
         {
-            playlist_Control( p_playlist, PLAYLIST_ITEMPLAY, p_item );
+            playlist_item_t *p_item;
+            p_item = playlist_ItemGetByInput( p_playlist, p_input, pl_Locked );
+            playlist_Control( p_playlist, PLAYLIST_VIEWPLAY, pl_Locked, NULL, p_item );
         }
+        vlc_gc_decref( p_input );
     }
+    PL_UNLOCK;
+
+    [self playlistUpdated];
     vlc_object_release( p_playlist );
 }
 
-- (void)appendNodeArray:(NSArray*)o_array inNode:(playlist_item_t *)p_node atPos:(int)i_position inView:(int)i_view enqueue:(BOOL)b_enqueue
+- (void)appendNodeArray:(NSArray*)o_array inNode:(playlist_item_t *)p_node atPos:(int)i_position enqueue:(BOOL)b_enqueue
 {
     int i_item;
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                            FIND_ANYWHERE );
-    if( p_playlist == NULL )
-    {
-        return;
-    }
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
 
     for( i_item = 0; i_item < (int)[o_array count]; i_item++ )
     {
-        playlist_item_t *p_item;
+        input_item_t *p_input;
         NSDictionary *o_one_item;
 
         /* Get the item */
         o_one_item = [o_array objectAtIndex: i_item];
-        p_item = [self createItem: o_one_item];
-        if( !p_item )
-        {
-            continue;
-        }
+        p_input = [self createItem: o_one_item];
+
+        if( !p_input ) continue;
 
         /* Add the item */
-        playlist_NodeAddItem( p_playlist, p_item, i_view, p_node, PLAYLIST_INSERT, i_position + i_item );
+        /* FIXME: playlist_BothAddInput() can fail */
+        PL_LOCK;
+        playlist_BothAddInput( p_playlist, p_input, p_node,
+                                      PLAYLIST_INSERT,
+                                      i_position == -1 ?
+                                      PLAYLIST_END : i_position + i_item,
+                                      NULL, NULL, pl_Locked );
+
 
         if( i_item == 0 && !b_enqueue )
         {
-            playlist_Control( p_playlist, PLAYLIST_ITEMPLAY, p_item );
+            playlist_item_t *p_item;
+            p_item = playlist_ItemGetByInput( p_playlist, p_input, pl_Locked );
+            playlist_Control( p_playlist, PLAYLIST_VIEWPLAY, pl_Locked, NULL, p_item );
         }
+        PL_UNLOCK;
+        vlc_gc_decref( p_input );
     }
+    [self playlistUpdated];
     vlc_object_release( p_playlist );
-
-}
-
-- (IBAction)handlePopUp:(id)sender
-
-{
-    intf_thread_t * p_intf = VLCIntf;
-    vlc_value_t val1,val2;
-    playlist_t * p_playlist = vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
-                                            FIND_ANYWHERE );
-    if( p_playlist == NULL )
-    {
-        return;
-    }
-
-    switch( [o_loop_popup indexOfSelectedItem] )
-    {
-        case 1:
-
-             val1.b_bool = 0;
-             var_Set( p_playlist, "loop", val1 );
-             val1.b_bool = 1;
-             var_Set( p_playlist, "repeat", val1 );
-             vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Repeat One" ) );
-        break;
-
-        case 2:
-             val1.b_bool = 0;
-             var_Set( p_playlist, "repeat", val1 );
-             val1.b_bool = 1;
-             var_Set( p_playlist, "loop", val1 );
-             vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Repeat All" ) );
-        break;
-
-        default:
-             var_Get( p_playlist, "repeat", &val1 );
-             var_Get( p_playlist, "loop", &val2 );
-             if( val1.b_bool || val2.b_bool )
-             {
-                  val1.b_bool = 0;
-                  var_Set( p_playlist, "repeat", val1 );
-                  var_Set( p_playlist, "loop", val1 );
-                  vout_OSDMessage( p_intf, DEFAULT_CHAN, _( "Repeat Off" ) );
-             }
-         break;
-     }
-     vlc_object_release( p_playlist );
-     [self playlistUpdated];
 }
 
 - (NSMutableArray *)subSearchItem:(playlist_item_t *)p_item
 {
-    playlist_t *p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                                       FIND_ANYWHERE );
+    playlist_t *p_playlist = pl_Yield( VLCIntf );
     playlist_item_t *p_selected_item;
     int i_current, i_selected_row;
 
-    if( !p_playlist )
-        return NULL;
-
     i_selected_row = [o_outline_view selectedRow];
     if (i_selected_row < 0)
         i_selected_row = 0;
@@ -1265,14 +1099,14 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
         char *psz_temp;
         NSString *o_current_name, *o_current_author;
 
-        vlc_mutex_lock( &p_playlist->object_lock );
+        PL_LOCK;
         o_current_name = [NSString stringWithUTF8String:
-            p_item->pp_children[i_current]->input.psz_name];
-        psz_temp = vlc_input_item_GetInfo( &p_item->input ,
+            p_item->pp_children[i_current]->p_input->psz_name];
+        psz_temp = input_ItemGetInfo( p_item->p_input ,
                    _("Meta-information"),_("Artist") );
         o_current_author = [NSString stringWithUTF8String: psz_temp];
         free( psz_temp);
-        vlc_mutex_unlock( &p_playlist->object_lock );
+        PL_UNLOCK;
 
         if( p_selected_item == p_item->pp_children[i_current] &&
                     b_selected_item_met == NO )
@@ -1287,9 +1121,9 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
         }
         else if( b_selected_item_met == YES &&
                     ( [o_current_name rangeOfString:[o_search_field
-                        stringValue] options:NSCaseInsensitiveSearch ].length ||
+                        stringValue] options:NSCaseInsensitiveSearch].length ||
                       [o_current_author rangeOfString:[o_search_field
-                        stringValue] options:NSCaseInsensitiveSearch ].length ) )
+                        stringValue] options:NSCaseInsensitiveSearch].length ) )
         {
             vlc_object_release( p_playlist );
             /*Adds the parent items in the result array as well, so that we can
@@ -1316,9 +1150,7 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 
 - (IBAction)searchItem:(id)sender
 {
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                                       FIND_ANYWHERE );
-    playlist_view_t * p_view;
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
     id o_result;
 
     unsigned int i;
@@ -1326,67 +1158,52 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 
     b_selected_item_met = NO;
 
-    if( p_playlist == NULL )
-        return;
-    p_view = playlist_ViewFind( p_playlist, i_current_view );
-
-    if( p_view )
-    {
         /*First, only search after the selected item:*
          *(b_selected_item_met = NO)                 */
-        o_result = [self subSearchItem:p_view->p_root];
-        if( o_result == NULL )
-        {
-            /* If the first search failed, search again from the beginning */
-            o_result = [self subSearchItem:p_view->p_root];
-        }
-        if( o_result != NULL )
-        {
-            int i_start;
-            if( [[o_result objectAtIndex: 0] pointerValue] ==
-                                                    p_playlist->p_general )
-            i_start = 1;
-            else
-            i_start = 0;
+    o_result = [self subSearchItem:p_playlist->p_root_category];
+    if( o_result == NULL )
+    {
+        /* If the first search failed, search again from the beginning */
+        o_result = [self subSearchItem:p_playlist->p_root_category];
+    }
+    if( o_result != NULL )
+    {
+        int i_start;
+        if( [[o_result objectAtIndex: 0] pointerValue] ==
+                                                    p_playlist->p_local_category )
+        i_start = 1;
+        else
+        i_start = 0;
 
-            for( i = i_start ; i < [o_result count] - 1 ; i++ )
-            {
-                [o_outline_view expandItem: [o_outline_dict objectForKey:
-                            [NSString stringWithFormat: @"%p",
-                            [[o_result objectAtIndex: i] pointerValue]]]];
-            }
-            i_row = [o_outline_view rowForItem: [o_outline_dict objectForKey:
-                            [NSString stringWithFormat: @"%p",
-                            [[o_result objectAtIndex: [o_result count] - 1 ]
-                            pointerValue]]]];
-        }
-        if( i_row > -1 )
+        for( i = i_start ; i < [o_result count] - 1 ; i++ )
         {
-            [o_outline_view selectRow:i_row byExtendingSelection: NO];
-            [o_outline_view scrollRowToVisible: i_row];
+            [o_outline_view expandItem: [o_outline_dict objectForKey:
+                        [NSString stringWithFormat: @"%p",
+                        [[o_result objectAtIndex: i] pointerValue]]]];
         }
+        i_row = [o_outline_view rowForItem: [o_outline_dict objectForKey:
+                        [NSString stringWithFormat: @"%p",
+                        [[o_result objectAtIndex: [o_result count] - 1 ]
+                        pointerValue]]]];
+    }
+    if( i_row > -1 )
+    {
+        [o_outline_view selectRow:i_row byExtendingSelection: NO];
+        [o_outline_view scrollRowToVisible: i_row];
     }
     vlc_object_release( p_playlist );
 }
 
 - (IBAction)recursiveExpandNode:(id)sender
 {
-    int i;
     id o_item = [o_outline_view itemAtRow: [o_outline_view selectedRow]];
     playlist_item_t *p_item = (playlist_item_t *)[o_item pointerValue];
 
     if( ![[o_outline_view dataSource] outlineView: o_outline_view
                                                     isItemExpandable: o_item] )
     {
-        for( i = 0 ; i < p_item->i_parents ; i++ )
-        {
-            if( p_item->pp_parents[i]->i_view == i_current_view )
-            {
-                o_item = [o_outline_dict objectForKey: [NSString
-                    stringWithFormat: @"%p", p_item->pp_parents[i]->p_parent]];
-                break;
-            }
-        }
+        o_item = [o_outline_dict objectForKey: [NSString
+                   stringWithFormat: @"%p", p_item->p_parent]];
     }
 
     /* We need to collapse the node first, since OSX refuses to recursively
@@ -1398,13 +1215,16 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 - (NSMenu *)menuForEvent:(NSEvent *)o_event
 {
     NSPoint pt;
-    vlc_bool_t b_rows;
-    vlc_bool_t b_item_sel;
+    bool b_rows;
+    bool b_item_sel;
 
     pt = [o_outline_view convertPoint: [o_event locationInWindow]
                                                  fromView: nil];
-    b_item_sel = ( [o_outline_view rowAtPoint: pt] != -1 &&
-                   [o_outline_view selectedRow] != -1 );
+    NSInteger row = [o_outline_view rowAtPoint:pt];
+    if( row != -1 )
+        [o_outline_view selectRowIndexes:[NSIndexSet indexSetWithIndex:row] byExtendingSelection:NO];
+
+    b_item_sel = ( row != -1 && [o_outline_view selectedRow] != -1 );
     b_rows = [o_outline_view numberOfRows] != 0;
 
     [o_mi_play setEnabled: b_item_sel];
@@ -1424,14 +1244,8 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 {
     int i_mode = 0, i_type;
     intf_thread_t *p_intf = VLCIntf;
-    playlist_view_t *p_view;
 
-    playlist_t *p_playlist = (playlist_t *)vlc_object_find( p_intf, VLC_OBJECT_PLAYLIST,
-                                       FIND_ANYWHERE );
-    if( p_playlist == NULL )
-    {
-        return;
-    }
+    playlist_t *p_playlist = pl_Yield( p_intf );
 
     /* Check whether the selected table column header corresponds to a
        sortable table column*/
@@ -1441,15 +1255,13 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
         return;
     }
 
-    p_view = playlist_ViewFind( p_playlist, i_current_view );
-
     if( o_tc_sortColumn == o_tc )
     {
         b_isSortDescending = !b_isSortDescending;
     }
     else
     {
-        b_isSortDescending = VLC_FALSE;
+        b_isSortDescending = false;
     }
 
     if( o_tc == o_tc_name )
@@ -1458,7 +1270,7 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
     }
     else if( o_tc == o_tc_author )
     {
-        i_mode = SORT_AUTHOR;
+        i_mode = SORT_ARTIST;
     }
 
     if( b_isSortDescending )
@@ -1470,9 +1282,9 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
         i_type = ORDER_NORMAL;
     }
 
-    vlc_mutex_lock( &p_playlist->object_lock );
-    playlist_RecursiveNodeSort( p_playlist, p_view->p_root, i_mode, i_type );
-    vlc_mutex_unlock( &p_playlist->object_lock );
+    vlc_object_lock( p_playlist );
+    playlist_RecursiveNodeSort( p_playlist, p_playlist->p_root_category, i_mode, i_type );
+    vlc_object_unlock( p_playlist );
 
     vlc_object_release( p_playlist );
     [self playlistUpdated];
@@ -1498,13 +1310,10 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
                                 forTableColumn:(NSTableColumn *)tableColumn
                                 item:(id)item
 {
-    playlist_t *p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                          FIND_ANYWHERE );
+    playlist_t *p_playlist = pl_Yield( VLCIntf );
 
     id o_playing_item;
 
-    if( !p_playlist ) return;
-
     o_playing_item = [o_outline_dict objectForKey:
                 [NSString stringWithFormat:@"%p",  p_playlist->status.p_item]];
 
@@ -1512,34 +1321,55 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
                         [item pointerValue] checkItemExistence: YES]
                         || [o_playing_item isEqual: item] )
     {
-        [cell setFont: [NSFont boldSystemFontOfSize: 0]];
+        [cell setFont: [[NSFontManager sharedFontManager] convertFont:[cell font] toHaveTrait:NSBoldFontMask]];
     }
     else
     {
-        [cell setFont: [NSFont systemFontOfSize: 0]];
+        [cell setFont: [[NSFontManager sharedFontManager] convertFont:[cell font] toNotHaveTrait:NSBoldFontMask]];
     }
     vlc_object_release( p_playlist );
 }
 
 - (IBAction)addNode:(id)sender
 {
+    /* we have to create a new thread here because otherwise we would block the
+     * interface since the interaction-stuff and this code would run in the same
+     * thread */
+    [NSThread detachNewThreadSelector: @selector(addNodeThreadedly)
+        toTarget: self withObject:nil];
+    [self playlistUpdated];
+}
+
+- (void)addNodeThreadedly
+{
+    NSAutoreleasePool * ourPool = [[NSAutoreleasePool alloc] init];
+
     /* simply adds a new node to the end of the playlist */
-    playlist_t * p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                          FIND_ANYWHERE );
-    if( !p_playlist )
+    playlist_t * p_playlist = pl_Yield( VLCIntf );
+    vlc_thread_set_priority( p_playlist, VLC_THREAD_PRIORITY_LOW );
+
+    int ret_v;
+    char *psz_name = NULL;
+    ret_v = intf_UserStringInput( p_playlist, _("New Node"),
+        _("Please enter a name for the new node."), &psz_name );
+
+    PL_LOCK;
+    if( ret_v != DIALOG_CANCELLED && psz_name )
     {
-        return;
+        playlist_NodeCreate( p_playlist, psz_name,
+                                      p_playlist->p_local_category, 0, NULL );
     }
+    else if(! config_GetInt( p_playlist, "interact" ) )
+    {
+        /* in case that the interaction is disabled, just give it a bogus name */
+        playlist_NodeCreate( p_playlist, _("Empty Folder"),
+                                      p_playlist->p_local_category, 0, NULL );
+    }
+    PL_UNLOCK;
 
-    playlist_item_t * p_item = playlist_NodeCreate( p_playlist, VIEW_CATEGORY, 
-        _("Empty Folder"), p_playlist->p_general );
-
-    if(! p_item )
-        msg_Warn( VLCIntf, "node creation failed" );
-    
-    playlist_ViewUpdate( p_playlist, VIEW_CATEGORY );
-    
-    vlc_object_release( p_playlist );
+    free( psz_name );
+    pl_Release( VLCIntf );
+    [ourPool release];
 }
 
 @end
@@ -1549,32 +1379,29 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 - (id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item
 {
     id o_value = [super outlineView: outlineView child: index ofItem: item];
-    playlist_t *p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                               FIND_ANYWHERE );
-
-    if( !p_playlist ) return nil;
+    playlist_t *p_playlist = pl_Yield( VLCIntf );
 
-    if( p_playlist->i_size >= 2 )
+    if( playlist_CurrentSize( p_playlist )  >= 2 )
     {
         [o_status_field setStringValue: [NSString stringWithFormat:
-                    _NS("%i items in the playlist"), p_playlist->i_size]];
+                    _NS("%i items"),
+             playlist_CurrentSize( p_playlist )]];
     }
     else
     {
-        if( p_playlist->i_size == 0 )
+        if( playlist_IsEmpty( p_playlist ) )
         {
             [o_status_field setStringValue: _NS("No items in the playlist")];
         }
         else
         {
-            [o_status_field setStringValue: _NS("1 item in the playlist")];
+            [o_status_field setStringValue: _NS("1 item")];
         }
     }
     vlc_object_release( p_playlist );
 
     [o_outline_dict setObject:o_value forKey:[NSString stringWithFormat:@"%p",
                                                     [o_value pointerValue]]];
-
     return o_value;
 
 }
@@ -1583,16 +1410,13 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 - (BOOL)outlineView:(NSOutlineView *)outlineView writeItems:(NSArray *)items toPasteboard:(NSPasteboard *)pboard
 {
     unsigned int i;
-    playlist_t *p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                               FIND_ANYWHERE );
+    playlist_t *p_playlist = pl_Yield( VLCIntf );
 
     /* First remove the items that were moved during the last drag & drop
        operation */
     [o_items_array removeAllObjects];
     [o_nodes_array removeAllObjects];
 
-    if( !p_playlist ) return NO;
-
     for( i = 0 ; i < [items count] ; i++ )
     {
         id o_item = [items objectAtIndex: i];
@@ -1600,7 +1424,10 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
         /* Refuse to move items that are not in the General Node
            (Service Discovery) */
         if( ![self isItem: [o_item pointerValue] inNode:
-                        p_playlist->p_general checkItemExistence: NO])
+                        p_playlist->p_local_category checkItemExistence: NO] &&
+            ( var_CreateGetBool( p_playlist, "media-library" ) &&
+            ![self isItem: [o_item pointerValue] inNode:
+                        p_playlist->p_ml_category checkItemExistence: NO]) )
         {
             vlc_object_release(p_playlist);
             return NO;
@@ -1630,8 +1457,7 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 
 - (NSDragOperation)outlineView:(NSOutlineView *)outlineView validateDrop:(id <NSDraggingInfo>)info proposedItem:(id)item proposedChildIndex:(int)index
 {
-    playlist_t *p_playlist = vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                               FIND_ANYWHERE );
+    playlist_t *p_playlist = pl_Yield( VLCIntf );
     NSPasteboard *o_pasteboard = [info draggingPasteboard];
 
     if( !p_playlist ) return NSDragOperationNone;
@@ -1647,11 +1473,18 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
         }
     }
 
+    /* Don't allow on drop on playlist root element's child */
+    if( !item && index != NSOutlineViewDropOnItemIndex)
+    {
+        vlc_object_release( p_playlist );
+        return NSDragOperationNone;
+    }
+
     /* We refuse to drop an item in anything else than a child of the General
        Node. We still accept items that would be root nodes of the outlineview
        however, to allow drop in an empty playlist. */
-    if( !([self isItem: [item pointerValue] inNode: p_playlist->p_general
-                                    checkItemExistence: NO] || item == nil) )
+    if( !( ([self isItem: [item pointerValue] inNode: p_playlist->p_local_category checkItemExistence: NO] || 
+        ( var_CreateGetBool( p_playlist, "media-library" ) && [self isItem: [item pointerValue] inNode: p_playlist->p_ml_category checkItemExistence: NO] ) ) || item == nil ) )
     {
         vlc_object_release( p_playlist );
         return NSDragOperationNone;
@@ -1672,28 +1505,25 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
                 return NSDragOperationNone;
             }
         }
-        vlc_object_release(p_playlist);
+        vlc_object_release( p_playlist );
         return NSDragOperationMove;
     }
 
     /* Drop from the Finder */
     else if( [[o_pasteboard types] containsObject: NSFilenamesPboardType] )
     {
-        vlc_object_release(p_playlist);
+        vlc_object_release( p_playlist );
         return NSDragOperationGeneric;
     }
-    vlc_object_release(p_playlist);
+    vlc_object_release( p_playlist );
     return NSDragOperationNone;
 }
 
 - (BOOL)outlineView:(NSOutlineView *)outlineView acceptDrop:(id <NSDraggingInfo>)info item:(id)item childIndex:(int)index
 {
-    playlist_t * p_playlist =  vlc_object_find( VLCIntf, VLC_OBJECT_PLAYLIST,
-                                                       FIND_ANYWHERE );
+    playlist_t * p_playlist =  pl_Yield( VLCIntf );
     NSPasteboard *o_pasteboard = [info draggingPasteboard];
 
-    if( !p_playlist ) return NO;
-
     /* Drag & Drop inside the playlist */
     if( [[o_pasteboard types] containsObject: @"VLCPlaylistItemPboardType"] )
     {
@@ -1705,7 +1535,7 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
         /* If the item is to be dropped as root item of the outline, make it a
            child of the General node.
            Else, choose the proposed parent as parent. */
-        if( item == nil ) p_new_parent = p_playlist->p_general;
+        if( item == nil ) p_new_parent = p_playlist->p_local_category;
         else p_new_parent = [item pointerValue];
 
         /* Make sure the proposed parent is a node.
@@ -1722,7 +1552,7 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
             int i_old_index = 0;
 
             p_item = [[o_all_items objectAtIndex:i] pointerValue];
-            p_old_parent = [self parentOfItem: p_item];
+            p_old_parent = p_item->p_parent;
             if( !p_old_parent )
             continue;
             /* We may need the old index later */
@@ -1739,11 +1569,9 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
                 }
             }
 
-            vlc_mutex_lock( &p_playlist->object_lock );
-            // Acually detach the item from the old position
+            PL_LOCK;
+            // Actually detach the item from the old position
             if( playlist_NodeRemoveItem( p_playlist, p_item, p_old_parent ) ==
-                VLC_SUCCESS  &&
-                playlist_NodeRemoveParent( p_playlist, p_item, p_old_parent ) ==
                 VLC_SUCCESS )
             {
                 int i_new_index;
@@ -1762,10 +1590,9 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
                     i_new_index = index + i - i_removed_from_node;
                 }
                 // Reattach the item to the new position
-                playlist_NodeInsert( p_playlist, i_current_view, p_item,
-                                                    p_new_parent, i_new_index );
+                playlist_NodeInsert( p_playlist, p_item, p_new_parent, i_new_index );
             }
-            vlc_mutex_unlock( &p_playlist->object_lock );
+            PL_UNLOCK;
         }
         [self playlistUpdated];
         i_row = [o_outline_view rowForItem:[o_outline_dict
@@ -1782,7 +1609,7 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
         [o_outline_view selectRow: i_row byExtendingSelection: NO];
         [o_outline_view scrollRowToVisible: i_row];
 
-        vlc_object_release(p_playlist);
+        vlc_object_release( p_playlist );
         return YES;
     }
 
@@ -1807,18 +1634,13 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
 
         if ( item == nil )
         {
-            [self appendArray: o_array atPos: index enqueue: YES];
-        }
-        /* This should never occur */
-        else if( p_node->i_children == -1 )
-        {
-            vlc_object_release( p_playlist );
-            return NO;
+            [self appendArray:o_array atPos:index enqueue: YES];
         }
         else
         {
-            [self appendNodeArray: o_array inNode: p_node
-                atPos: index inView: i_current_view enqueue: YES];
+            assert( p_node->i_children != -1 );
+            [self appendNodeArray:o_array inNode: p_node
+                atPos:index enqueue:YES];
         }
         vlc_object_release( p_playlist );
         return YES;
@@ -1826,13 +1648,6 @@ belongs to an Apple hidden private API, and then can "disapear" at any time*/
     vlc_object_release( p_playlist );
     return NO;
 }
-
-/* Delegate method of NSWindow */
-/*- (void)windowWillClose:(NSNotification *)aNotification
-{
-    [o_btn_playlist setState: NSOffState];
-}
-*/
 @end