xref: /haiku/src/kits/app/MessageFilter.cpp (revision be902ac4db5c9d0be72f6d54aa67b66e3dcc7eca)
1 /*
2  * Copyright 2001-2014 Haiku, Inc. All rights reserved.
3  * Distributed under the terms of the MIT License.
4  *
5  * Authors:
6  *		Erik Jaesler (erik@cgsoftware.com)
7  */
8 
9 
10 #include <MessageFilter.h>
11 
12 
BMessageFilter(uint32 inWhat,filter_hook func)13 BMessageFilter::BMessageFilter(uint32 inWhat, filter_hook func)
14 	:
15 	fFiltersAny(false),
16 	fWhat(inWhat),
17 	fDelivery(B_ANY_DELIVERY),
18 	fSource(B_ANY_SOURCE),
19 	fLooper(NULL),
20 	fFilterFunction(func)
21 {
22 }
23 
24 
BMessageFilter(message_delivery delivery,message_source source,filter_hook func)25 BMessageFilter::BMessageFilter(message_delivery delivery,
26 	message_source source, filter_hook func)
27 	:
28 	fFiltersAny(true),
29 	fWhat(0),
30 	fDelivery(delivery),
31 	fSource(source),
32 	fLooper(NULL),
33 	fFilterFunction(func)
34 {
35 }
36 
37 
BMessageFilter(message_delivery delivery,message_source source,uint32 inWhat,filter_hook func)38 BMessageFilter::BMessageFilter(message_delivery delivery,
39 	message_source source, uint32 inWhat, filter_hook func)
40 	:
41 	fFiltersAny(false),
42 	fWhat(inWhat),
43 	fDelivery(delivery),
44 	fSource(source),
45 	fLooper(NULL),
46 	fFilterFunction(func)
47 {
48 }
49 
50 
BMessageFilter(const BMessageFilter & filter)51 BMessageFilter::BMessageFilter(const BMessageFilter& filter)
52 {
53 	*this = filter;
54 }
55 
56 
BMessageFilter(const BMessageFilter * filter)57 BMessageFilter::BMessageFilter(const BMessageFilter* filter)
58 {
59 	*this = *filter;
60 }
61 
62 
~BMessageFilter()63 BMessageFilter::~BMessageFilter()
64 {
65 }
66 
67 
68 BMessageFilter &
operator =(const BMessageFilter & from)69 BMessageFilter::operator=(const BMessageFilter& from)
70 {
71 	fFiltersAny			= from.FiltersAnyCommand();
72 	fWhat				= from.Command();
73 	fDelivery			= from.MessageDelivery();
74 	fSource				= from.MessageSource();
75 	fFilterFunction		= from.FilterFunction();
76 
77 	SetLooper(from.Looper());
78 
79 	return *this;
80 }
81 
82 
83 filter_result
Filter(BMessage * message,BHandler ** target)84 BMessageFilter::Filter(BMessage* message, BHandler** target)
85 {
86 	return B_DISPATCH_MESSAGE;
87 }
88 
89 
90 message_delivery
MessageDelivery() const91 BMessageFilter::MessageDelivery() const
92 {
93 	return fDelivery;
94 }
95 
96 
97 message_source
MessageSource() const98 BMessageFilter::MessageSource() const
99 {
100 	return fSource;
101 }
102 
103 
104 uint32
Command() const105 BMessageFilter::Command() const
106 {
107 	return fWhat;
108 }
109 
110 
111 bool
FiltersAnyCommand() const112 BMessageFilter::FiltersAnyCommand() const
113 {
114 	return fFiltersAny;
115 }
116 
117 
118 BLooper*
Looper() const119 BMessageFilter::Looper() const
120 {
121 	return fLooper;
122 }
123 
124 
_ReservedMessageFilter1()125 void BMessageFilter::_ReservedMessageFilter1() {}
_ReservedMessageFilter2()126 void BMessageFilter::_ReservedMessageFilter2() {}
127 
128 
129 void
SetLooper(BLooper * owner)130 BMessageFilter::SetLooper(BLooper* owner)
131 {
132 	fLooper = owner;
133 }
134 
135 
136 filter_hook
FilterFunction() const137 BMessageFilter::FilterFunction() const
138 {
139 	return fFilterFunction;
140 }
141