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/*

 *  R.app : a Cocoa front end to: "R A Computer Language for Statistical Data Analysis"

 *  

 *  R.app Copyright notes:

 *                     Copyright (C) 2004-5  The R Foundation

 *                     written by Stefano M. Iacus and Simon Urbanek

 *

 *                  

 *  R Copyright notes:

 *                     Copyright (C) 1995-1996   Robert Gentleman and Ross Ihaka

 *                     Copyright (C) 1998-2001   The R Development Core Team

 *                     Copyright (C) 2002-2004   The R Foundation

 *

 *  This program 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 2 of the License, or

 *  (at your option) any later version.

 *

 *  This program 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.

 *

 *  A copy of the GNU General Public License is available via WWW at

 *  http://www.gnu.org/copyleft/gpl.html.  You can also obtain it by

 *  writing to the Free Software Foundation, Inc., 59 Temple Place,

 *  Suite 330, Boston, MA  02111-1307  USA.

 */

#import <Cocoa/Cocoa.h>

/* for pre-10.5 compatibility */

#ifndef NSINTEGER_DEFINED

#if __LP64__ || NS_BUILD_32_LIKE_64

typedef long NSInteger;

typedef unsigned long NSUInteger;

#else

typedef int NSInteger;

typedef unsigned int NSUInteger;

#endif

#define NSINTEGER_DEFINED 1

#endif

@protocol NSTableViewDataSource <NSObject>

- (NSInteger)numberOfRowsInTableView:(NSTableView *)tableView;

- (id)tableView:(NSTableView *)tableView objectValueForTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row;

@optional

- (void)tableView:(NSTableView *)tableView setObjectValue:(id)object forTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row;

- (void)tableView:(NSTableView *)tableView sortDescriptorsDidChange:(NSArray *)oldDescriptors;

- (BOOL)tableView:(NSTableView *)tableView writeRowsWithIndexes:(NSIndexSet *)rowIndexes toPasteboard:(NSPasteboard *)pboard;

- (NSDragOperation)tableView:(NSTableView *)tableView validateDrop:(id <NSDraggingInfo>)info proposedRow:(NSInteger)row proposedDropOperation:(NSTableViewDropOperation)dropOperation;

- (BOOL)tableView:(NSTableView *)tableView acceptDrop:(id <NSDraggingInfo>)info row:(NSInteger)row dropOperation:(NSTableViewDropOperation)dropOperation;

- (NSArray *)tableView:(NSTableView *)tableView namesOfPromisedFilesDroppedAtDestination:(NSURL *)dropDestination forDraggedRowsWithIndexes:(NSIndexSet *)indexSet;

@end

@interface SortableDataSource : NSObject <NSTableViewDataSource> {

    NSMutableArray *col;

    NSMutableArray *colNames;

    NSUInteger rows;

    int *sortMap, *invSortMap;

	int *filter, filterLen;

}

- (void) addColumn: (NSArray*) colCont withName: (NSString*) name;

- (void) addColumnOfLength: (int) clen withCStrings: (char**) cstr name: (NSString*) name;

- (void) addColumnOfLength: (int) clen withUTF8Strings: (char**) cstr name: (NSString*) name;

- (void) reset;

- (unsigned) count;

- (unsigned) rows;

- (id) objectAtColumn: (NSString*) name row: (int) row; 

- (id) objectAtColumn: (NSString*) name index: (int) row; // index ignores filter

- (void) setFilter: (int*) f length: (int) fl;

- (void) resetFilter;

- (int)  numberOfRowsInTableView:(NSTableView *)tableView;

- (id)   tableView:(NSTableView *)tableView objectValueForTableColumn:(NSTableColumn *)tableColumn row:(int)row;

- (void) tableView:(NSTableView *)tableView setObjectValue:(id)object forTableColumn:(NSTableColumn *)tableColumn row:(int)row;

- (void) tableView:(NSTableView *)tableView sortDescriptorsDidChange:(NSArray *) oldDescriptors;

@end