1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
|
/*************************************************************************
*
* The Contents of this file are made available subject to the terms of
* the BSD license.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Sun Microsystems, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*************************************************************************/
/*************************************************************************
*************************************************************************
*
* service implementation: foo.Counter
* exported interfaces: foo.XCounter
*
* simple example component implementing a counter
*
*************************************************************************
*************************************************************************/
#include <stdio.h>
#include <rtl/ustring.hxx>
#include <cppuhelper/queryinterface.hxx> // helper for queryInterface() impl
#include <cppuhelper/factory.hxx> // helper for component factory
// generated c++ interfaces
#include <com/sun/star/lang/XSingleServiceFactory.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/registry/XRegistryKey.hpp>
#include <foo/XCountable.hpp>
#define SERVICENAME "foo.Counter"
#define IMPLNAME "com.sun.star.comp.example.cpp.Counter"
using namespace ::rtl;
using namespace ::osl;
using namespace ::cppu;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::registry;
using namespace ::foo;
//========================================================================
class MyCounterImpl
: public XCountable
, public XServiceInfo
{
// to obtain other services if needed
Reference< XMultiServiceFactory > m_xServiceManager;
sal_Int32 m_nRefCount;
sal_Int32 m_nCount;
public:
MyCounterImpl( const Reference< XMultiServiceFactory > & xServiceManager )
: m_xServiceManager( xServiceManager ), m_nRefCount( 0 )
{ printf( "< MyCounterImpl ctor called >\n" ); }
~MyCounterImpl()
{ printf( "< MyCounterImpl dtor called >\n" ); }
// XInterface implementation
virtual void SAL_CALL acquire() throw ()
{ ++m_nRefCount; }
virtual void SAL_CALL release() throw ()
{ if (! --m_nRefCount) delete this; }
virtual Any SAL_CALL queryInterface( const Type & rType ) throw (RuntimeException)
{ return cppu::queryInterface(rType,
static_cast< XInterface* >( static_cast< XServiceInfo* >( this ) ),
static_cast< XCountable* >( this ),
static_cast< XServiceInfo* >( this ) ); }
// XServiceInfo implementation
virtual OUString SAL_CALL getImplementationName( ) throw(RuntimeException);
virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) throw(RuntimeException);
virtual Sequence< OUString > SAL_CALL getSupportedServiceNames( ) throw(RuntimeException);
static Sequence< OUString > SAL_CALL getSupportedServiceNames_Static( );
// XCountable implementation
virtual sal_Int32 SAL_CALL getCount() throw (RuntimeException)
{ return m_nCount; }
virtual void SAL_CALL setCount( sal_Int32 nCount ) throw (RuntimeException)
{ m_nCount = nCount; }
virtual sal_Int32 SAL_CALL increment() throw (RuntimeException)
{ return (++m_nCount); }
virtual sal_Int32 SAL_CALL decrement() throw (RuntimeException)
{ return (--m_nCount); }
};
//*************************************************************************
OUString SAL_CALL MyCounterImpl::getImplementationName( )
throw(RuntimeException)
{
return OUString( RTL_CONSTASCII_USTRINGPARAM(IMPLNAME) );
}
//*************************************************************************
sal_Bool SAL_CALL MyCounterImpl::supportsService( const OUString& ServiceName )
throw(RuntimeException)
{
Sequence< OUString > aSNL = getSupportedServiceNames();
const OUString * pArray = aSNL.getArray();
for( sal_Int32 i = 0; i < aSNL.getLength(); i++ )
if( pArray[i] == ServiceName )
return sal_True;
return sal_False;
}
//*************************************************************************
Sequence<OUString> SAL_CALL MyCounterImpl::getSupportedServiceNames( )
throw(RuntimeException)
{
return getSupportedServiceNames_Static();
}
//*************************************************************************
Sequence<OUString> SAL_CALL MyCounterImpl::getSupportedServiceNames_Static( )
{
OUString aName( RTL_CONSTASCII_USTRINGPARAM(SERVICENAME) );
return Sequence< OUString >( &aName, 1 );
}
/**
* Function to create a new component instance; is needed by factory helper implementation.
* @param xMgr service manager to if the components needs other component instances
*/
Reference< XInterface > SAL_CALL MyCounterImpl_create(
const Reference< XMultiServiceFactory > & xMgr )
{
return Reference<XInterface>(static_cast<XCountable*>(new MyCounterImpl(xMgr)));
}
//#########################################################################
//#### EXPORTED ###########################################################
//#########################################################################
/**
* Gives the environment this component belongs to.
*/
extern "C" void SAL_CALL component_getImplementationEnvironment(const sal_Char ** ppEnvTypeName, uno_Environment ** ppEnv)
{
*ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
}
/**
* This function creates an implementation section in the registry and another subkey
*
* for each supported service.
* @param pServiceManager the service manager
* @param pRegistryKey the registry key
*/
extern "C" sal_Bool SAL_CALL component_writeInfo(void * pServiceManager, void * pRegistryKey)
{
sal_Bool result = sal_False;
if (pRegistryKey)
{
try
{
Reference< XRegistryKey > xNewKey(
reinterpret_cast< XRegistryKey * >( pRegistryKey )->createKey(
OUString( RTL_CONSTASCII_USTRINGPARAM("/" IMPLNAME "/UNO/SERVICES") ) ) );
const Sequence< OUString > & rSNL =
MyCounterImpl::getSupportedServiceNames_Static();
const OUString * pArray = rSNL.getConstArray();
for ( sal_Int32 nPos = rSNL.getLength(); nPos--; )
xNewKey->createKey( pArray[nPos] );
return sal_True;
}
catch (InvalidRegistryException &)
{
// we should not ignore exceptions
}
}
return result;
}
/**
* This function is called to get service factories for an implementation.
*
* @param pImplName name of implementation
* @param pServiceManager a service manager, need for component creation
* @param pRegistryKey the registry key for this component, need for persistent data
* @return a component factory
*/
extern "C" void * SAL_CALL component_getFactory(const sal_Char * pImplName, void * pServiceManager, void * pRegistryKey)
{
void * pRet = 0;
if (rtl_str_compare( pImplName, IMPLNAME ) == 0)
{
Reference< XSingleServiceFactory > xFactory( createSingleFactory(
reinterpret_cast< XMultiServiceFactory * >( pServiceManager ),
OUString( RTL_CONSTASCII_USTRINGPARAM(IMPLNAME) ),
MyCounterImpl_create,
MyCounterImpl::getSupportedServiceNames_Static() ) );
if (xFactory.is())
{
xFactory->acquire();
pRet = xFactory.get();
}
}
return pRet;
}
|
