|
1 /* |
|
2 * Copyright (c) 2006 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 of TLS Helper |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 |
|
20 // INCLUDE FILES |
|
21 #include "mpxtlshelper.h" |
|
22 |
|
23 |
|
24 // ======== MEMBER FUNCTIONS ======== |
|
25 |
|
26 // --------------------------------------------------------------------------- |
|
27 // Initialize TLS for storing application information. |
|
28 // --------------------------------------------------------------------------- |
|
29 // |
|
30 EXPORT_C void MPXTlsHelper::InitializeL() |
|
31 { |
|
32 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
33 if ( !tls ) |
|
34 { |
|
35 TMPXTlsStruct* tls = new ( ELeave ) TMPXTlsStruct; |
|
36 tls->iHostUid = KNullUid; |
|
37 tls->iNeedSave = EFalse; |
|
38 tls->iAllowMove = EFalse; |
|
39 tls->iLaunchMode = EMPXLaunchModeStopped; |
|
40 tls->useCount = 1; |
|
41 Dll::SetTls( reinterpret_cast<TAny*>( tls ) ); |
|
42 } |
|
43 else |
|
44 { |
|
45 tls->useCount++; |
|
46 } |
|
47 } |
|
48 |
|
49 // --------------------------------------------------------------------------- |
|
50 // Uninitialize TLS data storage. Must be called |
|
51 // before exiting application to unload resources. |
|
52 // --------------------------------------------------------------------------- |
|
53 // |
|
54 EXPORT_C void MPXTlsHelper::Uninitialize() |
|
55 { |
|
56 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
57 if ( tls && !( --tls->useCount ) ) |
|
58 { |
|
59 delete tls; |
|
60 tls = NULL; |
|
61 Dll::SetTls( NULL ); |
|
62 } |
|
63 } |
|
64 |
|
65 // --------------------------------------------------------------------------- |
|
66 // Store host application UID to TLS. |
|
67 // --------------------------------------------------------------------------- |
|
68 // |
|
69 EXPORT_C void MPXTlsHelper::SetHostUidL( |
|
70 const TUid& aUid ) |
|
71 { |
|
72 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
73 if ( tls ) |
|
74 { |
|
75 tls->iHostUid = aUid; |
|
76 } |
|
77 else |
|
78 { |
|
79 User::Leave( KErrNotReady ); |
|
80 } |
|
81 } |
|
82 |
|
83 // --------------------------------------------------------------------------- |
|
84 // Store file path of saved clip. |
|
85 // --------------------------------------------------------------------------- |
|
86 // |
|
87 EXPORT_C void MPXTlsHelper::SetFilePath( |
|
88 const TDesC& aFilePath ) |
|
89 { |
|
90 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
91 if ( tls ) |
|
92 { |
|
93 tls->iFilePath = (TFileName) aFilePath; |
|
94 } |
|
95 } |
|
96 |
|
97 |
|
98 // --------------------------------------------------------------------------- |
|
99 // Store file path of saved clip. |
|
100 // --------------------------------------------------------------------------- |
|
101 // |
|
102 EXPORT_C TFileName MPXTlsHelper::FilePath() |
|
103 { |
|
104 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
105 if ( tls ) |
|
106 { |
|
107 return (TFileName)tls->iFilePath; |
|
108 } |
|
109 |
|
110 return TFileName(NULL); |
|
111 } |
|
112 |
|
113 // --------------------------------------------------------------------------- |
|
114 // Fetch host application UID from TLS. |
|
115 // --------------------------------------------------------------------------- |
|
116 // |
|
117 EXPORT_C TUid MPXTlsHelper::HostUid() |
|
118 { |
|
119 TUid hostUid( KNullUid ); |
|
120 |
|
121 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
122 if ( tls ) |
|
123 { |
|
124 hostUid = tls->iHostUid; |
|
125 } |
|
126 |
|
127 return hostUid; |
|
128 } |
|
129 |
|
130 // --------------------------------------------------------------------------- |
|
131 // Set 'need save' flag. |
|
132 // --------------------------------------------------------------------------- |
|
133 // |
|
134 EXPORT_C void MPXTlsHelper::SetNeedSave( TBool aNeedSave ) |
|
135 { |
|
136 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
137 if ( tls ) |
|
138 { |
|
139 tls->iNeedSave = aNeedSave; |
|
140 } |
|
141 } |
|
142 |
|
143 // --------------------------------------------------------------------------- |
|
144 // Get 'need save' flag. |
|
145 // --------------------------------------------------------------------------- |
|
146 // |
|
147 EXPORT_C TBool MPXTlsHelper::NeedSave() |
|
148 { |
|
149 TBool needSave( EFalse ); |
|
150 |
|
151 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
152 if ( tls ) |
|
153 { |
|
154 needSave = tls->iNeedSave; |
|
155 } |
|
156 |
|
157 return needSave; |
|
158 } |
|
159 |
|
160 // --------------------------------------------------------------------------- |
|
161 // Sets Allow Move flag. |
|
162 // --------------------------------------------------------------------------- |
|
163 // |
|
164 EXPORT_C void MPXTlsHelper::SetAllowMove( TBool aAllowMove ) |
|
165 { |
|
166 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
167 if ( tls ) |
|
168 { |
|
169 tls->iAllowMove = aAllowMove; |
|
170 } |
|
171 } |
|
172 |
|
173 // --------------------------------------------------------------------------- |
|
174 // Gets Allow Move flag. |
|
175 // --------------------------------------------------------------------------- |
|
176 // |
|
177 EXPORT_C TBool MPXTlsHelper::AllowMove() |
|
178 { |
|
179 TBool allowMove( EFalse ); |
|
180 |
|
181 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
182 if ( tls ) |
|
183 { |
|
184 allowMove = tls->iAllowMove; |
|
185 } |
|
186 |
|
187 return allowMove; |
|
188 } |
|
189 |
|
190 // --------------------------------------------------------------------------- |
|
191 // Set launch mode. |
|
192 // --------------------------------------------------------------------------- |
|
193 // |
|
194 EXPORT_C void MPXTlsHelper::SetLaunchModeL( TMPXLaunchMode aMode ) |
|
195 { |
|
196 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
197 if ( tls ) |
|
198 { |
|
199 tls->iLaunchMode = aMode; |
|
200 } |
|
201 else |
|
202 { |
|
203 User::Leave( KErrNotReady ); |
|
204 } |
|
205 } |
|
206 |
|
207 // --------------------------------------------------------------------------- |
|
208 // Get launch mode. |
|
209 // --------------------------------------------------------------------------- |
|
210 // |
|
211 EXPORT_C TMPXLaunchMode MPXTlsHelper::LaunchMode() |
|
212 { |
|
213 TMPXLaunchMode mode( EMPXLaunchModeUnknown ); |
|
214 |
|
215 TMPXTlsStruct* tls = reinterpret_cast<TMPXTlsStruct*>( Dll::Tls() ); |
|
216 if ( tls ) |
|
217 { |
|
218 mode = tls->iLaunchMode; |
|
219 } |
|
220 |
|
221 return mode; |
|
222 } |
|
223 |
|
224 // End of File |