1 // [The "BSD licence"]
2 // Copyright (c) 2006-2007 Kay Roepke
3 // All rights reserved.
4 //
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions
7 // are met:
8 // 1. Redistributions of source code must retain the above copyright
9 //    notice, this list of conditions and the following disclaimer.
10 // 2. Redistributions in binary form must reproduce the above copyright
11 //    notice, this list of conditions and the following disclaimer in the
12 //    documentation and/or other materials provided with the distribution.
13 // 3. The name of the author may not be used to endorse or promote products
14 //    derived from this software without specific prior written permission.
15 //
16 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 
27 
28 #import <Cocoa/Cocoa.h>
29 #import "ANTLRIntStream.h"
30 #import "ANTLRCharStream.h"
31 #import "ANTLRTokenStream.h"
32 #import "ANTLRCommonTree.h"
33 #import "ANTLRCommonTreeAdaptor.h"
34 
35 @protocol ANTLRTreeNodeStream < ANTLRIntStream >
36 
37 - (id) initWithTree:(ANTLRCommonTree *)theTree;
38 - (id) initWithTreeAdaptor:(id<ANTLRTreeAdaptor>)theAdaptor Tree:(ANTLRCommonTree *)theTree;
39 
40 - (id) LT:(NSInteger)k;
41 - (id) getTreeSource;
42 - (id<ANTLRTreeAdaptor>) getTreeAdaptor;
43 - (id<ANTLRTokenStream>) getTokenStream;
44 - (void) setUniqueNavigationNodes:(BOOL)flag;
45 
46 - (id) getNode:(NSInteger) idx;
47 
48 - (NSString *) toStringFromNode:(id)startNode ToNode:(id)stopNode;
49 
50 @end
51