1 //===-- SBBroadcaster.cpp ---------------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "lldb/Core/Broadcaster.h"
11 #include "lldb/Core/Log.h"
12 #include "lldb/lldb-forward-rtti.h"
13 
14 #include "lldb/API/SBBroadcaster.h"
15 #include "lldb/API/SBListener.h"
16 #include "lldb/API/SBEvent.h"
17 
18 using namespace lldb;
19 using namespace lldb_private;
20 
21 
22 SBBroadcaster::SBBroadcaster () :
23     m_opaque_sp (),
24     m_opaque_ptr (NULL)
25 {
26 }
27 
28 SBBroadcaster::SBBroadcaster (const char *name) :
29     m_opaque_sp (new Broadcaster (name)),
30     m_opaque_ptr (NULL)
31 {
32     m_opaque_ptr = m_opaque_sp.get();
33     LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API | LIBLLDB_LOG_VERBOSE));
34 
35     if (log)
36         log->Printf ("SBBroadcaster::SBBroadcaster (name=\"%s\") => SBBroadcaster(%p)",
37                      name, m_opaque_ptr);
38 }
39 
40 SBBroadcaster::SBBroadcaster (lldb_private::Broadcaster *broadcaster, bool owns) :
41     m_opaque_sp (owns ? broadcaster : NULL),
42     m_opaque_ptr (broadcaster)
43 {
44     LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API | LIBLLDB_LOG_VERBOSE));
45 
46     if (log)
47         log->Printf ("SBBroadcaster::SBBroadcaster (broadcaster=%p, bool owns=%i) => SBBroadcaster(%p)",
48                      broadcaster, owns, m_opaque_ptr);
49 }
50 
51 SBBroadcaster::SBBroadcaster (const SBBroadcaster &rhs) :
52     m_opaque_sp (rhs.m_opaque_sp),
53     m_opaque_ptr (rhs.m_opaque_ptr)
54 {
55 }
56 
57 const SBBroadcaster &
58 SBBroadcaster::operator = (const SBBroadcaster &rhs)
59 {
60     if (this != &rhs)
61     {
62         m_opaque_sp = rhs.m_opaque_sp;
63         m_opaque_ptr = rhs.m_opaque_ptr;
64     }
65     return *this;
66 }
67 
68 SBBroadcaster::~SBBroadcaster()
69 {
70     reset (NULL, false);
71 }
72 
73 void
74 SBBroadcaster::BroadcastEventByType (uint32_t event_type, bool unique)
75 {
76     LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
77 
78     if (log)
79         log->Printf ("SBBroadcaster(%p)::BroadcastEventByType (event_type=0x%8.8x, unique=%i)", m_opaque_ptr, event_type, unique);
80 
81     if (m_opaque_ptr == NULL)
82         return;
83 
84     if (unique)
85         m_opaque_ptr->BroadcastEventIfUnique (event_type);
86     else
87         m_opaque_ptr->BroadcastEvent (event_type);
88 }
89 
90 void
91 SBBroadcaster::BroadcastEvent (const SBEvent &event, bool unique)
92 {
93     LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
94 
95     if (log)
96         log->Printf ("SBBroadcaster(%p)::BroadcastEventByType (SBEvent(%p), unique=%i)", m_opaque_ptr, event.get(), unique);
97 
98     if (m_opaque_ptr == NULL)
99         return;
100 
101     EventSP event_sp = event.GetSP ();
102     if (unique)
103         m_opaque_ptr->BroadcastEventIfUnique (event_sp);
104     else
105         m_opaque_ptr->BroadcastEvent (event_sp);
106 }
107 
108 void
109 SBBroadcaster::AddInitialEventsToListener (const SBListener &listener, uint32_t requested_events)
110 {
111     LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
112     if (log)
113         log->Printf ("SBBroadcaster(%p)::AddInitialEventsToListener (SBListener(%p), event_mask=0x%8.8x)", m_opaque_ptr, listener.get(), requested_events);
114     if (m_opaque_ptr)
115         m_opaque_ptr->AddInitialEventsToListener (listener.get(), requested_events);
116 }
117 
118 uint32_t
119 SBBroadcaster::AddListener (const SBListener &listener, uint32_t event_mask)
120 {
121     if (m_opaque_ptr)
122         return m_opaque_ptr->AddListener (listener.get(), event_mask);
123     return 0;
124 }
125 
126 const char *
127 SBBroadcaster::GetName () const
128 {
129     if (m_opaque_ptr)
130         return m_opaque_ptr->GetBroadcasterName().GetCString();
131     return NULL;
132 }
133 
134 bool
135 SBBroadcaster::EventTypeHasListeners (uint32_t event_type)
136 {
137     if (m_opaque_ptr)
138         return m_opaque_ptr->EventTypeHasListeners (event_type);
139     return false;
140 }
141 
142 bool
143 SBBroadcaster::RemoveListener (const SBListener &listener, uint32_t event_mask)
144 {
145     if (m_opaque_ptr)
146         return m_opaque_ptr->RemoveListener (listener.get(), event_mask);
147     return false;
148 }
149 
150 Broadcaster *
151 SBBroadcaster::get () const
152 {
153     return m_opaque_ptr;
154 }
155 
156 void
157 SBBroadcaster::reset (Broadcaster *broadcaster, bool owns)
158 {
159     if (owns)
160         m_opaque_sp.reset (broadcaster);
161     else
162         m_opaque_sp.reset ();
163     m_opaque_ptr = broadcaster;
164 }
165 
166 
167 bool
168 SBBroadcaster::IsValid () const
169 {
170     return m_opaque_ptr != NULL;
171 }
172 
173 void
174 SBBroadcaster::Clear ()
175 {
176     m_opaque_sp.reset();
177     m_opaque_ptr = NULL;
178 }
179 
180 bool
181 SBBroadcaster::operator == (const SBBroadcaster &rhs) const
182 {
183     return m_opaque_ptr == rhs.m_opaque_ptr;
184 
185 }
186 
187 bool
188 SBBroadcaster::operator != (const SBBroadcaster &rhs) const
189 {
190     return m_opaque_ptr != rhs.m_opaque_ptr;
191 }
192 
193 bool
194 SBBroadcaster::operator < (const SBBroadcaster &rhs) const
195 {
196     return m_opaque_ptr < rhs.m_opaque_ptr;
197 }
198