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2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
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11 * http://www.apache.org/licenses/LICENSE-2.0
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15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
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18 * under the License.
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20 *************************************************************/
21
22
23
24 #include <string.h>
25
26 #include <rtl/alloc.h>
27 #include <rtl/memory.h>
28
29 #include <vos/diagnose.hxx>
30
31 #include <vos/object.hxx>
32
33 using namespace vos;
34
35 /////////////////////////////////////////////////////////////////////////////
36 // Object super class
37
38 VOS_NAMESPACE(OClassInfo, vos) VOS_NAMESPACE(OObject, vos)::__ClassInfo__(VOS_CLASSNAME(OObject, vos), sizeof(VOS_NAMESPACE(OObject, vos)));
39
OObject()40 OObject::OObject()
41 {
42 }
43
OObject(const OCreateParam &)44 OObject::OObject(const OCreateParam&)
45 {
46 }
47
~OObject()48 OObject::~OObject()
49 {
50 }
51
operator new(size_t size)52 void* OObject::operator new(size_t size)
53 {
54 void* p = rtl_allocateMemory(size);
55
56 VOS_ASSERT(p != NULL);
57
58 return (p);
59 }
60
operator new(size_t,void * p)61 void* OObject::operator new(size_t, void* p)
62 {
63 return (p);
64 }
65
operator delete(void * p)66 void OObject::operator delete(void* p)
67 {
68 rtl_freeMemory(p);
69 }
70
classInfo()71 const OClassInfo& OObject::classInfo()
72 {
73 return (__ClassInfo__);
74 }
75
getClassInfo() const76 const OClassInfo& OObject::getClassInfo() const
77 {
78 return (VOS_CLASSINFO(VOS_NAMESPACE(OObject, vos)));
79 }
80
isKindOf(const OClassInfo & rClass) const81 sal_Bool OObject::isKindOf(const OClassInfo& rClass) const
82 {
83 VOS_ASSERT(this != NULL);
84
85 const OClassInfo& rClassThis = getClassInfo();
86
87 return (rClassThis.isDerivedFrom(rClass));
88 }
89
90 /////////////////////////////////////////////////////////////////////////////
91 // Basic class information
92
OClassInfo(const sal_Char * pClassName,sal_Int32 ObjectSize,const OClassInfo * pBaseClass,sal_uInt32 Schema,OObject * (SAL_CALL * fnCreateObject)(const OCreateParam &))93 OClassInfo::OClassInfo(const sal_Char *pClassName, sal_Int32 ObjectSize,
94 const OClassInfo* pBaseClass, sal_uInt32 Schema,
95 OObject* (SAL_CALL * fnCreateObject)(const OCreateParam&))
96 {
97 m_pClassName = pClassName;
98 m_nObjectSize = ObjectSize;
99 m_wSchema = Schema;
100
101 m_pfnCreateObject = fnCreateObject;
102
103 m_pBaseClass = pBaseClass;
104 m_pNextClass = NULL;
105 }
106
createObject(const OCreateParam & rParam) const107 OObject* OClassInfo::createObject(const OCreateParam& rParam) const
108 {
109 if (m_pfnCreateObject == NULL)
110 return NULL;
111
112 OObject* pObject = NULL;
113 pObject = (*m_pfnCreateObject)(rParam);
114
115 return (pObject);
116 }
117
isDerivedFrom(const OClassInfo & rClass) const118 sal_Bool OClassInfo::isDerivedFrom(const OClassInfo& rClass) const
119 {
120 VOS_ASSERT(this != NULL);
121
122 const OClassInfo* pClassThis = this;
123
124 while (pClassThis != NULL)
125 {
126 if (pClassThis == &rClass)
127 return (sal_True);
128
129 pClassThis = pClassThis->m_pBaseClass;
130 }
131
132 return (sal_False); // walked to the top, no match
133 }
134
getClassInfo(const sal_Char * pClassName)135 const OClassInfo* OClassInfo::getClassInfo(const sal_Char* pClassName)
136 {
137 VOS_ASSERT(pClassName != NULL);
138
139 const OClassInfo* pClass = &VOS_CLASSINFO(VOS_NAMESPACE(OObject, vos));
140
141 while (pClass != NULL)
142 {
143 if (strcmp(pClassName, pClass->m_pClassName) == 0)
144 break;
145
146 pClass = pClass->m_pNextClass;
147 }
148
149 return (pClass);
150 }
151
VOS_CLASSINIT(OClassInfo * pNewClass)152 VOS_CLASSINIT::VOS_CLASSINIT(OClassInfo* pNewClass)
153 {
154 VOS_ASSERT(pNewClass != NULL);
155
156 OClassInfo* pClassRoot = (OClassInfo*)&VOS_CLASSINFO(VOS_NAMESPACE(OObject, vos));
157
158 pNewClass->m_pNextClass = pClassRoot->m_pNextClass;
159
160 pClassRoot->m_pNextClass = pNewClass;
161 }
162