/
MediaMenuItem.m
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/
MediaMenuItem.m
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// Copyright 2009-2010 Johannes Lechner
//
// This file is part of RetroPod.
//
// RetroPod is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// RetroPod is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with RetroPod. If not, see <http://www.gnu.org/licenses/>.
//
// MediaMenuItem.m
// Pod
//
// Created by Johannes Lechner on 24.06.09.
// Copyright 2009 Fudgy Software. All rights reserved.
//
#import "MediaMenuItem.h"
#import "MediaMenu.h"
#import "PushMenuAction.h"
#import "PlayMediaItemCollectionAction.h"
@implementation MediaMenuItem
@synthesize collection;
@synthesize item;
+ (MediaMenuItem *)menuItemForMPMediaItemCollection:(MPMediaItemCollection *)c
withProperty:(NSString *)p;
{
return [[[MediaMenuItem alloc] initForMPMediaItemCollection:c
withProperty:p] autorelease];
}
+ (MediaMenuItem *)menuItemForMPMediaItem:(MPMediaItem *)i
inMPMediaItemCollection:(MPMediaItemCollection *)c;
{
return [[[MediaMenuItem alloc] initForMPMediaItem:i
inMPMediaItemCollection:c] autorelease];
}
- (id)initForMPMediaItemCollection:(MPMediaItemCollection *)c
withProperty:(NSString *)p;
{
if(!(self = [super init]))
{
return nil;
}
self.showsArrow = YES;
action = nil;
menuText = nil;
isCollection = YES;
collection = [c retain];
isItem = NO;
property = [p retain];
return self;
}
- (id)initForMPMediaItem:(MPMediaItem *)i
inMPMediaItemCollection:(MPMediaItemCollection *)c;
{
if(!(self = [super init]))
{
return nil;
}
action = nil;
menuText = nil;
isCollection = NO;
isItem = YES;
item = [i retain];
collection = [c retain];
return self;
}
- (void)dealloc;
{
[collection release];
[item release];
[property release];
[super dealloc];
}
- (void)setMenuText:(NSString *)text;
{
}
- (NSString *)getMenuText;
{
if(nil != menuText)
{
return menuText;
}
if(isCollection)
{
if(MPMediaPlaylistPropertyName == property)
{
MPMediaPlaylist *playlist = (MPMediaPlaylist*)collection;
menuText = [[playlist valueForProperty:property] retain];
}
else
{
MPMediaItem *mediaItem = [collection representativeItem];
menuText = [[mediaItem valueForProperty:property] retain];
}
}
else if(isItem)
{
if(nil == item /* && [collection count] > 0*/)
{
item = [[[collection items] objectAtIndex:0] retain];
}
menuText = [[item valueForProperty:MPMediaItemPropertyTitle] retain];
}
return menuText;
}
- (void)setAction:(Action *)a;
{
}
- (Action *)action;
{
if(action != nil)
{
return action;
}
if(isCollection)
{
if([property isEqualToString:MPMediaItemPropertyArtist])
{
MPMediaQuery *albumsOfArtistQuery = [[MPMediaQuery alloc] init];
albumsOfArtistQuery.groupingType = MPMediaGroupingAlbum;
MPMediaPropertyPredicate *artistFilter = [MPMediaPropertyPredicate predicateWithValue:menuText
forProperty:MPMediaItemPropertyArtist];
[albumsOfArtistQuery addFilterPredicate:artistFilter];
MediaMenu *menu = [MediaMenu menuForMPMediaQuery:albumsOfArtistQuery
withProperty:MPMediaItemPropertyAlbumTitle];
menu.headingText = menuText;
action = [[PushMenuAction actionForMenu:menu] retain];
}
else if([property isEqualToString:MPMediaItemPropertyGenre])
{
MPMediaQuery *artistsOfGenreQuery = [MPMediaQuery artistsQuery];
MPMediaPropertyPredicate *genreFilter = [MPMediaPropertyPredicate predicateWithValue:menuText
forProperty:MPMediaItemPropertyGenre];
[artistsOfGenreQuery addFilterPredicate:genreFilter];
MediaMenu *menu = [MediaMenu menuForMPMediaQuery:artistsOfGenreQuery
withProperty:MPMediaItemPropertyArtist];
menu.headingText = menuText;
action = [[PushMenuAction actionForMenu:menu] retain];
}
else if([property isEqualToString:MPMediaItemPropertyComposer])
{
MPMediaQuery *albumsOfComposerQuery = [MPMediaQuery albumsQuery];
MPMediaPropertyPredicate *composerFilter = [MPMediaPropertyPredicate predicateWithValue:menuText
forProperty:MPMediaItemPropertyComposer];
[albumsOfComposerQuery addFilterPredicate:composerFilter];
MediaMenu *menu = [MediaMenu menuForMPMediaQuery:albumsOfComposerQuery
withProperty:MPMediaItemPropertyAlbumTitle];
menu.headingText = menuText;
action = [[PushMenuAction actionForMenu:menu] retain];
}
else
{
MediaMenu *menu = [MediaMenu menuForMPMediaItemCollection:collection
withProperty:property];
menu.headingText = menuText;
action = [[PushMenuAction actionForMenu:menu] retain];
}
}
else if(isItem)
{
if(nil == item && [collection count] > 0)
{
item = [[[collection items] objectAtIndex:0] retain];
}
action = [[PlayMediaItemCollectionAction actionForItemCollection:collection
withItem:item] retain];
}
return action;
}
@end