xref: /haiku/src/apps/cortex/DormantNodeView/DormantNodeView.h (revision 21258e2674226d6aa732321b6f8494841895af5f)
1 /*
2  * Copyright (c) 1999-2000, Eric Moon.
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  *
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions, and the following disclaimer.
11  *
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions, and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * 3. The name of the author may not be used to endorse or promote products
17  *    derived from this software without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21  * OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
23  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
27  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 
32 // DormantNodeView.h
33 // c.lenz 22oct99
34 //
35 // RESPONSIBILITIES
36 // - simple extension of BListView to support
37 //	 drag & drop
38 //
39 // HISTORY
40 //   c.lenz		22oct99		Begun
41 //   c.lenz     27oct99		Added ToolTip support
42 
43 #ifndef __DormantNodeView_H__
44 #define __DormantNodeView_H__
45 
46 // Interface Kit
47 #include <ListView.h>
48 
49 #include "cortex_defs.h"
50 __BEGIN_CORTEX_NAMESPACE
51 
52 class DormantNodeView :
53 	public	BListView {
54 	typedef	BListView _inherited;
55 
56 public:					// *** messages
57 
58 	enum message_t {
59 		// OUTBOUND:
60 		// B_RAW_TYPE "which" dormant_node_info
61 		M_INSTANTIATE_NODE				= 'dNV0'
62 	};
63 
64 public:					// *** ctor/dtor
65 
66 						DormantNodeView(
67 							BRect frame,
68 							const char *name,
69 							uint32 resizeMode);
70 
71 	virtual				~DormantNodeView();
72 
73 public:					// *** BListView impl.
74 
75 	virtual void		AttachedToWindow();
76 
77 	virtual void		DetachedFromWindow();
78 
79 	virtual void		GetPreferredSize(
80 							float* width,
81 							float* height);
82 
83 	virtual void		MessageReceived(
84 							BMessage *message);
85 
86 	virtual void		MouseDown(
87 							BPoint point);
88 
89 	virtual void		MouseMoved(
90 							BPoint point,
91 							uint32 transit,
92 							const BMessage *message);
93 
94 	virtual bool		InitiateDrag(
95 							BPoint point,
96 							int32 index,
97 							bool wasSelected);
98 
99 private:				// *** internal operations
100 
101 	void				_populateList();
102 
103 	void				_freeList();
104 
105 	void				_updateList(
106 							int32 addOnID);
107 
108 private:				// *** data
109 
110 	BListItem		   *m_lastItemUnder;
111 };
112 
113 __END_CORTEX_NAMESPACE
114 #endif /*__DormantNodeView_H__*/
115