diff -r 6465d5bb863a -r 13e71d907dc3 profilesservices/MediaFileList/Inc/mediafiledialogstate.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/profilesservices/MediaFileList/Inc/mediafiledialogstate.h	Thu Nov 04 13:38:47 2010 +0800
@@ -0,0 +1,280 @@
+/*
+* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:   Header file of mediafiledialogstate.
+*                Class used to deal with the items of the Main view
+*
+*/
+
+
+
+#ifndef MEDIAFILEDIALOGSTATE_H
+#define MEDIAFILEDIALOGSTATE_H
+
+// INCLUDES
+#include "mediafiledialogutils.h"
+
+#include <e32base.h>
+
+
+// CONSTANTS
+
+
+enum TMediaFileListFolder
+	{
+	EEFolderRoot = 0,
+	EEFolderDownload,
+	EEFolderTones,
+	EEFolderMusic,
+	EEFolderVideos,
+	EEFolderRecordings,
+	EEFolderSearch,
+	EEFolderAllMusic,
+	EEFolderArtistRoot,
+	EEFolderArtist,
+	EEFolderArtistUnknown,  // 10
+	EEFolderArtistAll,
+	EEFolderArtistAlbum,
+	EEFolderArtistAlbumUnknown,
+	EEFolderAlbumRoot,
+	EEFolderAlbum,
+	EEFolderAlbumUnknown,
+	EEFolderGenreRoot,
+	EEFolderGenre,
+	EEFolderGenreUnknown,
+	EEFolderComposerRoot,  // 20
+	EEFolderComposer,
+	EEFolderComposerUnknown,
+	EEFolderNullItemOne,
+	EEFolderNullItemTwo,
+	EEFolderRecent,
+	EEFolderNone,
+	EEFolderPersistent,
+	EEFolderUnknown,
+	EEFolderSearchMusic
+	};
+
+
+enum TMediaFileListIcons
+	{
+	EEIconMusic = 0,
+	EEIconTone = 1,
+	EEIconVideo = 2,
+	EEIconRecording = 3,
+	EEIconArtist = 4,
+    EEIconAlbum = 5,
+    EEIconGenre = 6,
+    EEIconComposer = 7,
+    EEIconFolder = 8,
+    EEIconUnknown = 9,
+    EEIconFolderDownload = 10,
+    EEIconNullItemOff = 11,
+	EEIconMemoryCard = 12,
+	EEIconMassStorage = 13,
+    EEIconEmpty = 14	
+    };
+
+enum TMediaFileListQueryDirection
+    {
+    EEQueryUp,
+    EEQueryDown,
+    EEQueryUpdate
+    };
+
+
+
+// CLASS DECLARATION
+
+NONSHARABLE_CLASS (TMFListItem)
+	{
+    public:
+        // position in listbox
+        TInt iListIndex;
+        
+        // one of TMediaFileListFolder
+        TInt iFolderId;
+        
+        // one of TMediaFileListFolder
+        TInt iParentFolderId;
+        
+        // non-persistent child items from metadata (folders or file names)
+        TInt iChildFolderId;
+        
+        // is list item a persistent folder 
+        TBool iPersistent;
+        
+        // is list item hidden
+        TBool iHidden;
+
+        // icon that is shown in listbox
+        TInt iIconId;
+        
+        // icon that is shown in listbox
+        TInt iChildIconId;
+        
+        // count of unknown items in this folder
+        TInt iUnknownCount;
+
+        // text that is shown in listox
+        TBuf<KBufSize128> iText;
+        
+        // text that is shown in navi pane
+        TBuf<KBufSize128> iTitle;
+        
+        
+    public:
+        TMFListItem();
+	};
+
+/**
+* TMFCurrentItemInfo
+* 
+* Used for maintaining the open item info in a list box
+* folder and current list item position.
+*/
+
+NONSHARABLE_CLASS (TMFCurrentItemInfo)
+    {
+    public:
+        // has media file database changed 
+        TBool iIndexCheckNeeded;
+        
+        // current item listbox index
+        TInt iItemIndex;
+        
+        // currently selected media file id
+        TInt iMediaFileId;
+        
+        // currently selected persistent folder id
+        TInt iFolderId;
+        
+        // currently selected non-persistent folder id
+        TBuf<KBufSize128> iFolderText;
+        
+    public:
+        void Reset();
+    };
+
+
+
+
+/**
+* CMediaFileDialogState
+* 
+* Used for maintaining MediaFileDialog state eg currently open
+* folder and current list item position.
+*/
+NONSHARABLE_CLASS (CMediaFileDialogState) : public CBase
+	{
+    public:
+        static CMediaFileDialogState* NewL();
+        virtual ~CMediaFileDialogState();
+    
+    private:
+        CMediaFileDialogState();
+        void ConstructL();
+	
+    public:
+        void Init();
+        void AddPermanentItemsL();
+    
+        TInt NextFolderUp();
+        TInt NextFolderDown( TInt aListIndex );
+        void SetQueryInfo( TInt aQueryId, const TDesC& aQueryText,
+                           TInt aQueryListPosition, TInt aQueryDirection );
+        void SetStateAfterQuery();
+        
+    public:        
+        void SetCurrentFolder( TInt aFolderId );
+        TInt CurrentFolder();
+     
+        TBool FindBoxNeeded();
+        TBool QueryNeeded();
+        TBool QueryNeeded( TInt aFolderId );
+        TInt QueryFolder();
+
+        void SetText( TInt aFolderId, const TDesC& aText );
+        void GetText( TInt aFolderId, TDes& aText );
+        void SetTitle( TInt aFolderId, const TDesC& aText );
+        void GetTitle( TInt aFolderId, TDes& aText );
+        void GetSearchTitleL( TDes& aText, TInt aCount );
+        void GetSearchTitle( TDes& aText, TInt aCount );
+
+        void SetUnknownFolderPosition( TInt aQueryCount );
+        void SetListIndex( TInt aFolderId, TInt aListIndex );
+        TInt ListIndex( TInt aFolderId );
+        void EnableNullItemL( TInt aFolderId, const TDesC& aText, TInt aIconId );
+
+
+    private:
+        TInt IndexFromId( TInt aFolderId );
+        TInt FolderIndex( TInt aListIndex );
+        
+    public:
+        TInt PersistentFolderCount( TInt aFolderId );
+        TInt PersistentFolderCount();
+        TInt LeadingPersistentFolderCount();
+        TInt CurrentItemIndex();
+        void SetCurrentItemIndex( TInt aIndex );
+        TInt FolderId( TInt aListIndex );
+        void GetFolderInfo( TInt aListIndex, TInt& aId, TDes& aText,
+                             TBool& aPersistent, TInt& aIconId );
+
+    public:
+        TMFCurrentItemInfo& CurrentItemInfo();
+        TInt QueryDirection();
+        TInt PreviousFolderId();
+        TBool IsPersistent( TInt aFolderId );
+
+    public:
+        void ResetUnknownCount();
+        void SetUnknownCount( TInt aFolderId, TInt aCount );
+        TInt UnknownCount( TInt aFolderId );
+        void HideUnknownFolders();
+        void HideUnknownFolder( TInt aFolderId, TInt aUnknownCount );
+        void HideRootFolder( TInt aFolderId, TBool aHidden,
+                             const TDesC& aText, TInt aIconId );
+     
+    public:
+        void PrintCurrentFolder();
+        
+    public:
+        static void GetFolderTypeText(TDes& aText, TInt aType);
+        
+    private:
+        static void Panic( TInt aReason );
+        
+    private:
+        RArray<TMFListItem> iList;
+        TInt iCurrentFolderId;
+        TInt iCurrentFolderIndex;
+        TInt iListPosition;
+        
+        // temporary query info - iList is updated after successful query 
+        TInt iQueryFolderId;
+        TInt iQueryDirection;
+        TBuf<KBufSize128> iQueryText;
+        
+        // previous folder id
+        TInt iPreviousFolderId;
+        
+        // current item info, needed for setting focus to current item
+        // when media file database changes
+        TMFCurrentItemInfo iCurrentItemInfo;
+	};
+
+
+
+#endif  // MEDIAFILEDIALOGSTATE_H
+
+// End of File