odk/examples/DevelopersGuide/Components/CppComponent/service2_impl.cxx

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  35
  36 #include <cppuhelper/implbase3.hxx>
  37 #include <cppuhelper/factory.hxx>
  38 #include <cppuhelper/implementationentry.hxx>
  39 #include <cppuhelper/supportsservice.hxx>
  40 #include <uno/lbnames.h>
  41
  42 #include <com/sun/star/lang/XServiceInfo.hpp>
  43 #include <com/sun/star/lang/XInitialization.hpp>
  44 #include <com/sun/star/lang/IllegalArgumentException.hpp>
  45 #include <my_module/XSomething.hpp>
  46
  47
  48 using namespace ::rtl; // for OUString
  49 using namespace ::com::sun::star; // for odk interfaces
  50 using namespace ::com::sun::star::uno; // for basic types
  51
  52
  53 namespace my_sc_impl
  54 {
  55
  56 extern Sequence< OUString > SAL_CALL  getSupportedServiceNames_MyService1Impl();
  57 extern OUString SAL_CALL getImplementationName_MyService1Impl();
  58 extern Reference< XInterface > SAL_CALL create_MyService1Impl(
  59     Reference< XComponentContext > const & xContext );
  60
  61 static Sequence< OUString > getSupportedServiceNames_MyService2Impl()
  62 {
  63     Sequence<OUString> names(1);
  64     names[0] = "my_module.MyService2";
  65     return names;
  66 }
  67
  68 static OUString getImplementationName_MyService2Impl()
  69 {
  70     return OUString("my_module.my_sc_implementation.MyService2");
  71 }
  72
  73 class MyService2Impl : public ::cppu::WeakImplHelper3<
  74       ::my_module::XSomething, lang::XServiceInfo, lang::XInitialization >
  75 {
  76     OUString m_sData;
  77     // it's good practise to store the context for further use when you use
  78     // other UNO API's in your implementation
  79     Reference< XComponentContext > m_xContext;
  80 public:
  81     inline MyService2Impl(Reference< XComponentContext > const & xContext) throw ()
  82         : m_xContext(xContext)
  83         {}
  84
  85     virtual ~MyService2Impl() {}
  86
  87     // focus on three given interfaces,
  88     // no need to implement XInterface, XTypeProvider, XWeak
  89
  90     // XInitialization will be called upon
  91     // createInstanceWithArguments[AndContext]()
  92     virtual void SAL_CALL initialize( Sequence< Any > const & args )
  93         throw (Exception);
  94     // XSomething
  95     virtual OUString SAL_CALL methodOne( OUString const & str )
  96         throw (RuntimeException);
  97     virtual OUString SAL_CALL methodTwo( )
  98         throw (RuntimeException);
  99     // XServiceInfo
 100     virtual OUString SAL_CALL getImplementationName()
 101         throw (RuntimeException);
 102     virtual sal_Bool SAL_CALL supportsService( OUString const & serviceName )
 103         throw (RuntimeException);
 104     virtual Sequence< OUString > SAL_CALL getSupportedServiceNames()
 105         throw (RuntimeException);
 106 };
 107
 108 // XInitialization implementation
 109 void MyService2Impl::initialize( Sequence< Any > const & args )
 110     throw (Exception)
 111 {
 112     if (args.getLength() != 1)
 113     {
 114         throw lang::IllegalArgumentException(
 115             OUString(
 116                           "give a string instantiating this component!"),
 117             // resolve to XInterface reference:
 118             static_cast< ::cppu::OWeakObject * >(this),
 119             0 ); // argument pos
 120     }
 121     if (! (args[ 0 ] >>= m_sData))
 122     {
 123         throw lang::IllegalArgumentException(
 124             OUString(
 125                           "no string given as argument!"),
 126             // resolve to XInterface reference:
 127             static_cast< ::cppu::OWeakObject * >(this),
 128             0 ); // argument pos
 129     }
 130 }
 131
 132 // XSomething implementation
 133 OUString MyService2Impl::methodOne( OUString const & str )
 134     throw (RuntimeException)
 135 {
 136     m_sData = str;
 137     return OUString( "called methodOne() of MyService2 implementation: " ) + m_sData;
 138 }
 139
 140 OUString MyService2Impl::methodTwo( )
 141     throw (RuntimeException)
 142 {
 143     return OUString( "called methodTwo() of MyService2 implementation: " ) + m_sData;
 144 }
 145
 146 // XServiceInfo implementation
 147 OUString MyService2Impl::getImplementationName()
 148     throw (RuntimeException)
 149 {
 150     // unique implementation name
 151     return OUString("my_module.my_sc_implementation.MyService2");
 152 }
 153
 154 sal_Bool MyService2Impl::supportsService( OUString const & serviceName )
 155     throw (RuntimeException)
 156 {
 157     return cppu::supportsService(this, serviceName);
 158 }
 159
 160 Sequence< OUString > MyService2Impl::getSupportedServiceNames()
 161     throw (RuntimeException)
 162 {
 163     return getSupportedServiceNames_MyService2Impl();
 164 }
 165
 166 Reference< XInterface > SAL_CALL create_MyService2Impl(
 167     Reference< XComponentContext > const & xContext )
 168 {
 169     return static_cast< ::cppu::OWeakObject * >( new MyService2Impl( xContext ) );
 170 }
 171
 172 }
 173
 174 /* shared lib exports implemented without helpers in service_impl1.cxx */
 175 namespace my_sc_impl
 176 {
 177 static const struct ::cppu::ImplementationEntry s_component_entries [] =
 178 {
 179     {
 180         create_MyService1Impl, getImplementationName_MyService1Impl,
 181         getSupportedServiceNames_MyService1Impl,
 182         ::cppu::createSingleComponentFactory,
 183         0, 0
 184     },
 185     {
 186         create_MyService2Impl, getImplementationName_MyService2Impl,
 187         getSupportedServiceNames_MyService2Impl,
 188         ::cppu::createSingleComponentFactory,
 189         0, 0
 190     },
 191     { 0, 0, 0, 0, 0, 0 }
 192 };
 193 }
 194
 195 extern "C"
 196 {
 197
 198 SAL_DLLPUBLIC_EXPORT void * SAL_CALL component_getFactory(
 199     sal_Char const * implName, lang::XMultiServiceFactory * xMgr,
 200     registry::XRegistryKey * xRegistry )
 201 {
 202     return ::cppu::component_getFactoryHelper(
 203         implName, xMgr, xRegistry, ::my_sc_impl::s_component_entries );
 204 }
 205
 206 SAL_DLLPUBLIC_EXPORT void SAL_CALL component_getImplementationEnvironment(
 207     char const ** ppEnvTypeName, uno_Environment **)
 208 {
 209     *ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
 210 }
 211
 212 }
 213
 214
 215 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */