/*
 *  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.
 */

/* RDocumentController */

#import "CCComp.h"
#import "Preferences.h"
#import "RDocument.h"

#define ftRSource @"R Source File"
#define ftRdDoc @"Rd Documentation File"
#define ftQuartz @"Quartz Graphics"

#define defaultDocumentType ftRSource

/**
 * A very simple container class which is used to collect the outlets from loading the encoding accessory.
 * No implementation provided, because all of the references are weak and don't need retain/release.
 */
@interface OpenSaveAccessoryOwner : NSObject {
@public
	IBOutlet NSView *accessoryView;
	IBOutlet NSPopUpButton *encodingPopUp;
	IBOutlet NSTextField *label;
}
@end

@interface RDocumentController : NSDocumentController <PreferencesDependent>
{
	NSString *activeFileType;
}

- (NSWindow*)findLastWindowForDocType:(NSString*)aType;
- (NSWindow*)findNextWindowForDocType:(NSString*)aType;
- (NSWindow*)findWindowForDocType:(NSString*)aType getLast:(BOOL)getLast;

// starts external editor with the specified file (regardless of prefs)
- (void) invokeExternalForFile:(NSString*)aFile;
+ (NSView *)encodingAccessory:(NSStringEncoding)encoding includeDefaultEntry:(BOOL)includeDefaultItem encodingPopUp:(NSPopUpButton **)popup;

- (IBAction)newRdDocument:(id)sender;

@end