1 /* |
|
2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: Implementation |
|
15 * |
|
16 */ |
|
17 |
|
18 #include <usbman.h> |
|
19 #include <d32usbdi_errors.h> |
|
20 #include <d32otgdi_errors.h> |
|
21 |
|
22 #include "cusbmessagenotificationobserver.h" |
|
23 |
|
24 #include "definitions.h" |
|
25 #include "debug.h" |
|
26 #include "panic.h" |
|
27 |
|
28 // --------------------------------------------------------------------------- |
|
29 // |
|
30 // --------------------------------------------------------------------------- |
|
31 // |
|
32 CUsbMessageNotificationObserver::CUsbMessageNotificationObserver(RUsb* aUsb) : |
|
33 CActive(EPriorityStandard), iUsb(aUsb) |
|
34 { |
|
35 CActiveScheduler::Add(this); |
|
36 } |
|
37 |
|
38 // --------------------------------------------------------------------------- |
|
39 // |
|
40 // --------------------------------------------------------------------------- |
|
41 // |
|
42 void CUsbMessageNotificationObserver::ConstructL() |
|
43 { |
|
44 LOG_FUNC |
|
45 |
|
46 } |
|
47 |
|
48 // --------------------------------------------------------------------------- |
|
49 // |
|
50 // --------------------------------------------------------------------------- |
|
51 // |
|
52 CUsbMessageNotificationObserver* CUsbMessageNotificationObserver::NewL( |
|
53 RUsb* aUsb) |
|
54 { |
|
55 LOG_FUNC |
|
56 |
|
57 CUsbMessageNotificationObserver* self = |
|
58 new (ELeave) CUsbMessageNotificationObserver(aUsb); |
|
59 CleanupStack::PushL(self); |
|
60 self->ConstructL(); |
|
61 CleanupStack::Pop(self); |
|
62 return self; |
|
63 } |
|
64 |
|
65 // --------------------------------------------------------------------------- |
|
66 // |
|
67 // --------------------------------------------------------------------------- |
|
68 // |
|
69 CUsbMessageNotificationObserver::~CUsbMessageNotificationObserver() |
|
70 { |
|
71 LOG_FUNC |
|
72 |
|
73 Cancel(); |
|
74 |
|
75 iObservers.Close(); |
|
76 |
|
77 } |
|
78 |
|
79 // --------------------------------------------------------------------------- |
|
80 // |
|
81 // --------------------------------------------------------------------------- |
|
82 // |
|
83 void CUsbMessageNotificationObserver::SubscribeL( |
|
84 MUsbMessageNotificationObserver& aObserver) |
|
85 { |
|
86 LOG_FUNC |
|
87 |
|
88 // check if the same observer already exist in a list |
|
89 if (KErrNotFound != iObservers.Find(&aObserver)) |
|
90 { |
|
91 LOG("Observer already exists"); |
|
92 PANIC( EObserverAlreadyExists); |
|
93 return; |
|
94 } |
|
95 iObservers.AppendL(&aObserver); |
|
96 |
|
97 if (KFirst == iObservers.Count()) // first item |
|
98 { |
|
99 iUsb->MessageNotification(iStatus, iMessage); |
|
100 SetActive(); |
|
101 } |
|
102 } |
|
103 |
|
104 // --------------------------------------------------------------------------- |
|
105 // |
|
106 // --------------------------------------------------------------------------- |
|
107 // |
|
108 void CUsbMessageNotificationObserver::UnsubscribeL( |
|
109 MUsbMessageNotificationObserver& aObserver) |
|
110 { |
|
111 LOG_FUNC |
|
112 |
|
113 TInt i(iObservers.Find(&aObserver)); |
|
114 if (KErrNotFound == i) |
|
115 { |
|
116 LOG("Observer not found" ) |
|
117 PANIC( ECanNotFindMessageNotificationObserver); |
|
118 return; |
|
119 } |
|
120 |
|
121 iObservers.Remove(i); |
|
122 |
|
123 if (0 == iObservers.Count()) // no items |
|
124 { |
|
125 // cancel pending request |
|
126 Cancel(); |
|
127 } |
|
128 } |
|
129 |
|
130 // --------------------------------------------------------------------------- |
|
131 // |
|
132 // --------------------------------------------------------------------------- |
|
133 // |
|
134 void CUsbMessageNotificationObserver::RunL() |
|
135 { |
|
136 // Log the event |
|
137 LOG1( "Message notification observer iMessage = %d" , iMessage); |
|
138 |
|
139 // if error occured, tell to Observers |
|
140 if (KErrNone != iStatus.Int()) |
|
141 { |
|
142 for (TInt i(0); i < iObservers.Count(); ++i) |
|
143 { |
|
144 iObservers[i]->MessageNotificationErrorL(iStatus.Int()); |
|
145 } |
|
146 return; |
|
147 } |
|
148 |
|
149 TInt message(iMessage); |
|
150 |
|
151 // re-issue request first |
|
152 iUsb->MessageNotification(iStatus, iMessage); |
|
153 SetActive(); |
|
154 |
|
155 // then process property change |
|
156 switch (message) |
|
157 { |
|
158 case KErrUsbBadHubPosition: |
|
159 { |
|
160 LOG("HubBadPosition" ); |
|
161 |
|
162 for (TInt i(0); i < iObservers.Count(); ++i) |
|
163 { |
|
164 iObservers[i]->BadHubPositionL(); |
|
165 } |
|
166 break; |
|
167 } |
|
168 case KErrUsbOtgVbusError: |
|
169 { |
|
170 LOG( "VBusError"); |
|
171 |
|
172 for (TInt i(0); i < iObservers.Count(); ++i) |
|
173 { |
|
174 iObservers[i]->VBusErrorL(); |
|
175 } |
|
176 break; |
|
177 } |
|
178 case KUsbMessageSrpReceived: |
|
179 { |
|
180 LOG("SRP received" ); |
|
181 |
|
182 for (TInt i(0); i < iObservers.Count(); ++i) |
|
183 { |
|
184 iObservers[i]->SrpReceivedL(); |
|
185 } |
|
186 break; |
|
187 } |
|
188 case KUsbMessageRequestSession: |
|
189 { |
|
190 LOG("Session requested" ); |
|
191 |
|
192 for (TInt i(0); i < iObservers.Count(); ++i) |
|
193 { |
|
194 iObservers[i]->SessionRequestedL(); |
|
195 } |
|
196 break; |
|
197 } |
|
198 // notify states with other messages |
|
199 default: |
|
200 { |
|
201 |
|
202 for (TInt i(0); i < iObservers.Count(); ++i) |
|
203 { |
|
204 iObservers[i]->MessageNotificationReceivedL(message); |
|
205 } |
|
206 break; |
|
207 } |
|
208 |
|
209 } |
|
210 |
|
211 } |
|
212 |
|
213 // --------------------------------------------------------------------------- |
|
214 // |
|
215 // --------------------------------------------------------------------------- |
|
216 // |
|
217 void CUsbMessageNotificationObserver::DoCancel() |
|
218 { |
|
219 iUsb->MessageNotificationCancel(); |
|
220 } |
|
221 |
|
222 // --------------------------------------------------------------------------- |
|
223 // |
|
224 // --------------------------------------------------------------------------- |
|
225 // |
|
226 TInt CUsbMessageNotificationObserver::RunError(TInt aError) |
|
227 { |
|
228 LOG_FUNC |
|
229 |
|
230 LOG1( "aError = %d" , aError); |
|
231 |
|
232 // try to recover and continue |
|
233 return KErrNone; |
|
234 |
|
235 } |
|
236 |
|