xref: /haiku/src/apps/cortex/RouteApp/NodeExportContext.h (revision 19ae20e67e91fc09cc9fc5c0e60e21e24e7a53eb)
1*c284bb0fSMatt Madia /*
2*c284bb0fSMatt Madia  * Copyright (c) 1999-2000, Eric Moon.
3*c284bb0fSMatt Madia  * All rights reserved.
4*c284bb0fSMatt Madia  *
5*c284bb0fSMatt Madia  * Redistribution and use in source and binary forms, with or without
6*c284bb0fSMatt Madia  * modification, are permitted provided that the following conditions
7*c284bb0fSMatt Madia  * are met:
8*c284bb0fSMatt Madia  *
9*c284bb0fSMatt Madia  * 1. Redistributions of source code must retain the above copyright
10*c284bb0fSMatt Madia  *    notice, this list of conditions, and the following disclaimer.
11*c284bb0fSMatt Madia  *
12*c284bb0fSMatt Madia  * 2. Redistributions in binary form must reproduce the above copyright
13*c284bb0fSMatt Madia  *    notice, this list of conditions, and the following disclaimer in the
14*c284bb0fSMatt Madia  *    documentation and/or other materials provided with the distribution.
15*c284bb0fSMatt Madia  *
16*c284bb0fSMatt Madia  * 3. The name of the author may not be used to endorse or promote products
17*c284bb0fSMatt Madia  *    derived from this software without specific prior written permission.
18*c284bb0fSMatt Madia  *
19*c284bb0fSMatt Madia  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
20*c284bb0fSMatt Madia  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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30*c284bb0fSMatt Madia 
31*c284bb0fSMatt Madia 
32a0795c6fSMarcus Overhagen // NodeExportContext.h
33a0795c6fSMarcus Overhagen // * PURPOSE
34a0795c6fSMarcus Overhagen //   Extends ExportContext to include a set of nodes
35a0795c6fSMarcus Overhagen //   to be stored.  This is an abstract class; implement
36a0795c6fSMarcus Overhagen //   exportUIState() to store any user-interface state
37a0795c6fSMarcus Overhagen //   info needed for the listed nodes.
38a0795c6fSMarcus Overhagen //
39a0795c6fSMarcus Overhagen // TO DO ++++++ GO AWAY!  NodeSetIOContext provides the same
40a0795c6fSMarcus Overhagen //   functionality for both import and export...
41a0795c6fSMarcus Overhagen //
42a0795c6fSMarcus Overhagen // * HISTORY
43a0795c6fSMarcus Overhagen //   e.moon			7dec99		Begun
44a0795c6fSMarcus Overhagen 
45a0795c6fSMarcus Overhagen #ifndef __NodeExportContext_H__
46a0795c6fSMarcus Overhagen #define __NodeExportContext_H__
47a0795c6fSMarcus Overhagen 
48a0795c6fSMarcus Overhagen #include <vector>
49a0795c6fSMarcus Overhagen #include "ExportContext.h"
50a0795c6fSMarcus Overhagen #include "IStateArchivable.h"
51a0795c6fSMarcus Overhagen 
52a0795c6fSMarcus Overhagen #include "cortex_defs.h"
53a0795c6fSMarcus Overhagen __BEGIN_CORTEX_NAMESPACE
54a0795c6fSMarcus Overhagen 
55a0795c6fSMarcus Overhagen class NodeExportContext :
56a0795c6fSMarcus Overhagen 	public	ExportContext {
57a0795c6fSMarcus Overhagen 
58a0795c6fSMarcus Overhagen public:													// *** dtor/ctor
~NodeExportContext()59a0795c6fSMarcus Overhagen 	virtual ~NodeExportContext() {}
60a0795c6fSMarcus Overhagen 
NodeExportContext(BDataIO * _stream,BString & error)61a0795c6fSMarcus Overhagen 	NodeExportContext(
62a0795c6fSMarcus Overhagen 		BDataIO*										_stream,
63a0795c6fSMarcus Overhagen 		BString&										error) :
64a0795c6fSMarcus Overhagen 		ExportContext(_stream, error) {}
65a0795c6fSMarcus Overhagen 
66a0795c6fSMarcus Overhagen public:													// *** members
67a0795c6fSMarcus Overhagen 	// set of nodes to export; if one or more nodes are
68a0795c6fSMarcus Overhagen 	// not fit to be exported, they may be removed or
69a0795c6fSMarcus Overhagen 	// set to media_node::null.node during the export process.
70a0795c6fSMarcus Overhagen 	typedef vector<media_node_id>	media_node_set;
71a0795c6fSMarcus Overhagen 	media_node_set								nodes;
72a0795c6fSMarcus Overhagen 
73a0795c6fSMarcus Overhagen public:													// *** interface
74a0795c6fSMarcus Overhagen 	virtual void exportUIState(
75a0795c6fSMarcus Overhagen 		BMessage*										archive) =0;
76a0795c6fSMarcus Overhagen };
77a0795c6fSMarcus Overhagen 
78a0795c6fSMarcus Overhagen __END_CORTEX_NAMESPACE
79a0795c6fSMarcus Overhagen #endif /*__NodeExportContext_H__*/
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