/[svn]/linuxsampler/trunk/src/network/lscpevent.cpp
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Contents of /linuxsampler/trunk/src/network/lscpevent.cpp

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Revision 170 - (show annotations) (download)
Sat Jul 3 20:08:07 2004 UTC (19 years, 8 months ago) by senkov
File size: 3953 byte(s)
* moved ToString to common
* Implemented handling of multiple connections
* Implemented guts for event subscription/unsubscription
* Illustrated event notification sending by sending MISC events
when connections are established or terminated.

1 /***************************************************************************
2 * *
3 * LinuxSampler - modular, streaming capable sampler *
4 * *
5 * Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6 * *
7 * This program is free software; you can redistribute it and/or modify *
8 * it under the terms of the GNU General Public License as published by *
9 * the Free Software Foundation; either version 2 of the License, or *
10 * (at your option) any later version. *
11 * *
12 * This program is distributed in the hope that it will be useful, *
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
15 * GNU General Public License for more details. *
16 * *
17 * You should have received a copy of the GNU General Public License *
18 * along with this program; if not, write to the Free Software *
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
20 * MA 02111-1307 USA *
21 ***************************************************************************/
22
23 /*********************************************************
24 * This class helps to constuct valid events per
25 * LSCP protocol specification
26 *
27 * It also helps LSCPServer lookup the events when
28 * a client is trying to subscribe to an event
29 *
30 * ******************************************************/
31
32 #include "lscpevent.h"
33
34 std::map<LSCPEvent::event_t, String> LSCPEvent::EventNames = std::map<LSCPEvent::event_t, String>();
35
36 LSCPEvent::LSCPEvent(String eventName) throw (LinuxSamplerException) {
37 for (std::map<event_t, String>::iterator iter = EventNames.begin(); iter != EventNames.end(); iter++) {
38 if (iter->second == eventName) {
39 this->type = iter->first;
40 return;
41 }
42 }
43 throw LinuxSamplerException("Event does not exist");
44 }
45
46 LSCPEvent::LSCPEvent(event_t eventType, int uiData) {
47 this->type = eventType;
48 this->storage = ToString(uiData);
49 }
50
51 LSCPEvent::LSCPEvent(event_t eventType, String sData) {
52 this->type = eventType;
53 this->storage = sData;
54 }
55
56 LSCPEvent::LSCPEvent(event_t eventType, int uiData1, int uiData2) {
57 this->type = eventType;
58 this->storage = ToString(uiData1) + " " + ToString(uiData2);
59 }
60
61 LSCPEvent::LSCPEvent(event_t eventType, String sData, int uiData) {
62 this->type = eventType;
63 this->storage = sData + " " + ToString(uiData);
64 }
65
66 LSCPEvent::LSCPEvent(event_t eventType, int uiData, String sData) {
67 this->type = eventType;
68 this->storage = ToString(uiData) + " " + sData;
69 }
70
71 //Produce event string
72 String LSCPEvent::Produce(void) {
73 String result = "NOTIFY:";
74 result += EventNames[type];
75 result += ":";
76 result += storage;
77 result += "\n";
78 return result;
79 }
80
81 //This can later return handle and then we can get rid of event_t enum
82 //and make events fully dynamic
83 void LSCPEvent::RegisterEvent(event_t eventType, String EventName) {
84 EventNames[eventType] = EventName;
85 }
86
87 void LSCPEvent::UnregisterEvent(event_t eventType) {
88 EventNames.erase(eventType);
89 }
90
91 //The following static method is used to get names from types
92 String LSCPEvent::Name(event_t eventType) {
93 if (EventNames.count(eventType))
94 return EventNames[eventType];
95 return "UNKNOWN";
96 }
97
98 std::list<LSCPEvent::event_t> LSCPEvent::List( void ) {
99 std::list<event_t> result;
100 for (std::map<event_t, String>::iterator iter = EventNames.begin(); iter != EventNames.end(); iter++)
101 result.push_back(iter->first);
102 return result;
103 }
104

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