|
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: Contains CNcdNodeSupplierProxy class |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 #include "ncdnodesupplierproxy.h" |
|
20 #include "ncdnodemanagerproxy.h" |
|
21 #include "catalogsdebug.h" |
|
22 #include "ncderrors.h" |
|
23 |
|
24 CNcdNodeSupplierProxy* CNcdNodeSupplierProxy::NewLC( |
|
25 MCatalogsClientServer& aSession, |
|
26 TInt aHandle, |
|
27 CNcdNodeManagerProxy& aNodeManager, |
|
28 CNcdOperationManagerProxy& aOperationManager, |
|
29 CNcdFavoriteManagerProxy& aFavoriteManager ) |
|
30 { |
|
31 DLTRACEIN(("")); |
|
32 CNcdNodeSupplierProxy* self = new ( ELeave ) CNcdNodeSupplierProxy( |
|
33 aSession, aHandle, aNodeManager, aOperationManager, aFavoriteManager ); |
|
34 CleanupStack::PushL( self ); |
|
35 self->ConstructL(); |
|
36 return self; |
|
37 } |
|
38 |
|
39 |
|
40 CNcdNodeSupplierProxy::CNcdNodeSupplierProxy( |
|
41 MCatalogsClientServer& aSession, |
|
42 TInt aHandle, |
|
43 CNcdNodeManagerProxy& aNodeManager, |
|
44 CNcdOperationManagerProxy& aOperationManager, |
|
45 CNcdFavoriteManagerProxy& aFavoriteManager ) : |
|
46 CNcdNodeProxy( aSession, aHandle, aNodeManager, aOperationManager, aFavoriteManager ) |
|
47 { |
|
48 } |
|
49 |
|
50 |
|
51 CNcdNodeSupplierProxy::~CNcdNodeSupplierProxy() |
|
52 { |
|
53 if ( iActualNode != NULL ) |
|
54 { |
|
55 // No need to call Release here. We, can just directly delete the actual node. |
|
56 // This is because, this class was set as a parent for the actual node. So, |
|
57 // when this class is deleted, also reference counts of its children are zero. |
|
58 // And, so they can also be deleted. The destructor, of the CNcdNodeProxy parent class |
|
59 // will automatically inform the nodemanager that these nodes can be removed from |
|
60 // the cache. |
|
61 delete iActualNode; |
|
62 iActualNode = NULL; |
|
63 } |
|
64 } |
|
65 |
|
66 |
|
67 MNcdNode::TState CNcdNodeSupplierProxy::State() const |
|
68 { |
|
69 DLTRACEIN(("")); |
|
70 if ( iActualNode ) |
|
71 { |
|
72 return iActualNode->State(); |
|
73 } |
|
74 else |
|
75 { |
|
76 return MNcdNode::EStateNotInitialized; |
|
77 } |
|
78 } |
|
79 |
|
80 const TDesC& CNcdNodeSupplierProxy::CatalogSourceName() const |
|
81 { |
|
82 DLTRACEIN(("")); |
|
83 if ( iActualNode ) |
|
84 { |
|
85 return iActualNode->CatalogSourceName(); |
|
86 } |
|
87 else |
|
88 { |
|
89 return CNcdNodeProxy::CatalogSourceName(); |
|
90 } |
|
91 } |
|
92 |
|
93 MNcdNodeContainer* CNcdNodeSupplierProxy::ParentL() const |
|
94 { |
|
95 DLTRACEIN(("")); |
|
96 if ( iActualNode ) |
|
97 { |
|
98 return iActualNode->ParentL(); |
|
99 } |
|
100 else |
|
101 { |
|
102 return CNcdNodeProxy::ParentL(); |
|
103 } |
|
104 } |
|
105 |
|
106 |
|
107 MNcdLoadNodeOperation* CNcdNodeSupplierProxy::LoadL( |
|
108 MNcdLoadNodeOperationObserver& aObserver ) |
|
109 { |
|
110 DLTRACEIN(("")); |
|
111 if ( iActualNode ) |
|
112 { |
|
113 return iActualNode->LoadL( aObserver ); |
|
114 } |
|
115 else |
|
116 { |
|
117 return CNcdNodeProxy::LoadL( aObserver ); |
|
118 } |
|
119 } |
|
120 |
|
121 |
|
122 RCatalogsArray< MNcdOperation > CNcdNodeSupplierProxy::OperationsL() const |
|
123 { |
|
124 DLTRACEIN(("")); |
|
125 if ( iActualNode ) |
|
126 { |
|
127 return iActualNode->OperationsL(); |
|
128 } |
|
129 else |
|
130 { |
|
131 return CNcdNodeProxy::OperationsL(); |
|
132 } |
|
133 } |
|
134 |
|
135 void CNcdNodeSupplierProxy::OperationComplete( |
|
136 MNcdLoadNodeOperation& /*aOperation*/, TInt aError ) |
|
137 { |
|
138 DLTRACEIN(("")); |
|
139 |
|
140 if ( iActualNode != NULL ) |
|
141 { |
|
142 DLINFO(("iActualNode has already been created. Nothing to do here.")) |
|
143 return; |
|
144 } |
|
145 |
|
146 if ( aError == KErrNone || aError == KNcdErrorSomeCatalogsFailedToLoad ) |
|
147 { |
|
148 DLINFO(("Set iActualNode")) |
|
149 |
|
150 // The actual node is loaded and can be requested from nodemanager. |
|
151 // This will replace the supplier node with the temporary node in nodemanager cache. |
|
152 // After that, if nodemanager is asked for the node, the temporary node is directly |
|
153 // given. But, if this node is used then this will forward, the requests to that temporary |
|
154 // node |
|
155 TRAPD( err, iActualNode = &NodeManager().ReplaceCacheNodeL( NodeIdentifier() ) ); |
|
156 (void) &err; // prevents compiler warning of unreferenced variable |
|
157 |
|
158 // The actual node should always be created in server side if we come here. |
|
159 // So, above should have found it. |
|
160 DASSERT( err == KErrNone ); |
|
161 |
|
162 if ( iActualNode != NULL ) |
|
163 { |
|
164 // SetParentL is a safe call here because nodes are top level parents |
|
165 // as the default value. So, we can safely set a new parent for the |
|
166 // actual node. Notice, that this setting will insert the interfaces from |
|
167 // the actual node to this node. So, for example MNcdNode-interface pointer |
|
168 // will be replaced by the interface pointer of the actual node gotten above. |
|
169 TRAP(err, iActualNode->SetParentL( this ) ); |
|
170 DASSERT( err == KErrNone ); |
|
171 } |
|
172 } |
|
173 } |