|
1 /* |
|
2 * Copyright (c) 2006-2008 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: Contains definition of catalogsutils functions |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 #include "catalogsdebug.h" |
|
20 |
|
21 // --------------------------------------------------------------------------- |
|
22 // IntToDes16 |
|
23 // 64-bit specialization is in catalogsutils.cpp |
|
24 // --------------------------------------------------------------------------- |
|
25 // |
|
26 template<typename T> |
|
27 void IntToDes16( const T& aInt, TDes& aDes ) |
|
28 { |
|
29 DLTRACEIN(("aDes.MaxLength() = %d", aDes.MaxLength() )); |
|
30 DASSERT( aDes.MaxLength() >= sizeof(T)/2 ); |
|
31 *(( T* )aDes.Ptr()) = aInt; |
|
32 } |
|
33 |
|
34 |
|
35 // --------------------------------------------------------------------------- |
|
36 // Des16ToInt |
|
37 // 64-bit specialization is in catalogsutils.cpp |
|
38 // --------------------------------------------------------------------------- |
|
39 // |
|
40 template<typename T> |
|
41 void Des16ToInt( const TDesC& aDes, T& aInt ) |
|
42 { |
|
43 DLTRACEIN(( _L("Des: %S"), &aDes )); |
|
44 aInt = *(( T* )aDes.Ptr()); |
|
45 DLTRACEOUT(( "Result: %d", aInt )); |
|
46 } |
|
47 |
|
48 |
|
49 |
|
50 |
|
51 // Template class CleanupResetAndDestroy |
|
52 template <typename T> |
|
53 inline void CleanupResetAndDestroy<T>::PushL(T& aRef) |
|
54 /** |
|
55 Creates a TCleanupItem for the specified object. |
|
56 |
|
57 The cleanup operation is the private static function Close() of this class. |
|
58 |
|
59 @param aRef The object for which a TCleanupItem is to be constructed. |
|
60 */ |
|
61 {CleanupStack::PushL(TCleanupItem(&ResetAndDestroy,&aRef));} |
|
62 |
|
63 |
|
64 |
|
65 |
|
66 template <typename T> |
|
67 void CleanupResetAndDestroy<T>::ResetAndDestroy(TAny *aPtr) |
|
68 /** |
|
69 The cleanup operation to be performed. |
|
70 |
|
71 @param aPtr A pointer to the object for which clean up is to be performed. |
|
72 The implementation calls Close() on this object. |
|
73 */ |
|
74 {(STATIC_CAST(T*,aPtr))->ResetAndDestroy();} |
|
75 |
|
76 |
|
77 |
|
78 |
|
79 // See header file e32base.h for in-source comment. |
|
80 template <typename T> |
|
81 inline void CleanupResetAndDestroyPushL(T& aRef) |
|
82 {CleanupResetAndDestroy<T>::PushL(aRef);} |
|
83 |
|
84 |
|
85 // Template class CleanupInternalRelease |
|
86 template <typename T> |
|
87 inline void CleanupInternalRelease<T>::PushL(T& aRef) |
|
88 /** |
|
89 Creates a TCleanupItem for the specified object. |
|
90 |
|
91 The cleanup operation is the private static function Close() of this class. |
|
92 |
|
93 @param aRef The object for which a TCleanupItem is to be constructed. |
|
94 */ |
|
95 {CleanupStack::PushL(TCleanupItem(&InternalRelease,&aRef));} |
|
96 |
|
97 |
|
98 template <typename T> |
|
99 void CleanupInternalRelease<T>::InternalRelease(TAny *aPtr) |
|
100 /** |
|
101 The cleanup operation to be performed. |
|
102 |
|
103 @param aPtr A pointer to the object for which clean up is to be performed. |
|
104 The implementation calls Close() on this object. |
|
105 */ |
|
106 {(STATIC_CAST(T*,aPtr))->InternalRelease();} |
|
107 |
|
108 |
|
109 template <typename T> |
|
110 inline void CleanupInternalReleasePushL(T& aRef) |
|
111 {CleanupInternalRelease<T>::PushL(aRef);} |
|
112 |
|
113 template <typename T> |
|
114 void ResetAndCloseArray( RPointerArray<T>& aArray ) |
|
115 { |
|
116 TInt count( aArray.Count() ); |
|
117 while ( count-- ) |
|
118 { |
|
119 aArray[count]->Close(); |
|
120 } |
|
121 aArray.Reset(); |
|
122 } |
|
123 |
|
124 |
|
125 template <typename T> |
|
126 void ResetAndCloseArray( RArray<T>& aArray ) |
|
127 { |
|
128 TInt count( aArray.Count() ); |
|
129 while ( count-- ) |
|
130 { |
|
131 aArray[count].Close(); |
|
132 } |
|
133 aArray.Reset(); |
|
134 } |
|
135 |
|
136 |
|
137 template <typename Casted, typename T> |
|
138 void ResetAndDestroyWithCast( RPointerArray<T>& aArray ) |
|
139 { |
|
140 TInt count = aArray.Count(); |
|
141 for ( TInt i = 0; i < count; i++ ) |
|
142 { |
|
143 Casted* info = |
|
144 static_cast<Casted*>( aArray[i] ); |
|
145 delete info; |
|
146 info = NULL; |
|
147 } |
|
148 aArray.Reset(); |
|
149 } |
|
150 |
|
151 |
|
152 template <typename T> |
|
153 void DeleteFromArray( RPointerArray<T>& aArray, TInt aIndex ) |
|
154 { |
|
155 delete aArray[ aIndex ]; |
|
156 aArray.Remove( aIndex ); |
|
157 } |
|
158 |
|
159 template <typename Casted, typename T> |
|
160 void DeleteFromArray( RPointerArray<T>& aArray, TInt aIndex ) |
|
161 { |
|
162 delete static_cast<Casted*>( aArray[ aIndex ] ); |
|
163 aArray.Remove( aIndex ); |
|
164 } |
|
165 |
|
166 |
|
167 template <typename EnumType> |
|
168 void InternalizeEnumL( EnumType& aTarget, RReadStream& aReadStream ) |
|
169 { |
|
170 aTarget = static_cast<EnumType>( aReadStream.ReadInt32L() ); |
|
171 } |
|
172 |
|
173 |
|
174 template <typename EnumType> |
|
175 void ExternalizeEnumL( const EnumType& aSource, RWriteStream& aWriteStream ) |
|
176 { |
|
177 aWriteStream.WriteInt32L( aSource ); |
|
178 } |
|
179 |
|
180 |
|
181 template <typename T> |
|
182 TBool IsOneOf( |
|
183 const T& aData, |
|
184 const T& aComp1, |
|
185 const T& aComp2 ) |
|
186 { |
|
187 return aData == aComp1 || |
|
188 aData == aComp2; |
|
189 } |
|
190 |
|
191 |
|
192 template <typename T> |
|
193 TBool IsOneOf( |
|
194 const T& aData, |
|
195 const T& aComp1, |
|
196 const T& aComp2, |
|
197 const T& aComp3 ) |
|
198 { |
|
199 return IsOneOf( aData, aComp1, aComp2 ) || |
|
200 aData == aComp3; |
|
201 } |
|
202 |
|
203 |
|
204 template <typename T> |
|
205 TBool IsOneOf( |
|
206 const T& aData, |
|
207 const T& aComp1, |
|
208 const T& aComp2, |
|
209 const T& aComp3, |
|
210 const T& aComp4 ) |
|
211 { |
|
212 return aData == aComp1 || |
|
213 aData == aComp2 || |
|
214 aData == aComp3 || |
|
215 aData == aComp4; |
|
216 } |
|
217 |
|
218 |
|
219 template <typename T> |
|
220 void ReleasePtr( T*& aObject ) |
|
221 { |
|
222 if ( aObject ) |
|
223 { |
|
224 aObject->Release(); |
|
225 aObject = NULL; |
|
226 } |
|
227 } |
|
228 |
|
229 |
|
230 template <typename T> |
|
231 void ClosePtr( T*& aObject ) |
|
232 { |
|
233 if ( aObject ) |
|
234 { |
|
235 aObject->Close(); |
|
236 aObject = NULL; |
|
237 } |
|
238 } |
|
239 |
|
240 |
|
241 template <typename T> |
|
242 void DeletePtr( T*& aObject ) |
|
243 { |
|
244 delete aObject; |
|
245 aObject = NULL; |
|
246 } |
|
247 |