LibreOffice
LibreOffice 4.3 SDK C/C++ API Reference
current_context.hxx
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19 #ifndef INCLUDED_UNO_CURRENT_CONTEXT_HXX
20 #define INCLUDED_UNO_CURRENT_CONTEXT_HXX
21 
22 #include <uno/current_context.h>
23 #include <uno/lbnames.h>
24 
25 #include <com/sun/star/uno/XCurrentContext.hpp>
26 
27 
28 namespace com
29 {
30 namespace sun
31 {
32 namespace star
33 {
34 namespace uno
35 {
36 
45  SAL_THROW(())
46 {
48  ::rtl::OUString aEnvTypeName( CPPU_CURRENT_LANGUAGE_BINDING_NAME );
49  ::uno_getCurrentContext( (void **)&xRet, aEnvTypeName.pData, 0 );
50  return xRet;
51 }
57 inline bool SAL_CALL setCurrentContext(
58  Reference< XCurrentContext > const & xContext )
59  SAL_THROW(())
60 {
61  ::rtl::OUString aEnvTypeName( CPPU_CURRENT_LANGUAGE_BINDING_NAME );
62  return (::uno_setCurrentContext( xContext.get(), aEnvTypeName.pData, 0 ) != sal_False);
63 }
64 
70 {
73  ::rtl::OUString m_aEnvTypeName;
76  Reference< XCurrentContext > m_xPreviousContext;
77 
78 public:
83  inline ContextLayer(
85  SAL_THROW(());
88  inline ~ContextLayer() SAL_THROW(());
89 
95  SAL_THROW(())
96  { return m_xPreviousContext; }
97 };
98 
100  SAL_THROW(())
101  : m_aEnvTypeName( CPPU_CURRENT_LANGUAGE_BINDING_NAME )
102 {
103  ::uno_getCurrentContext( (void **)&m_xPreviousContext, m_aEnvTypeName.pData, 0 );
104  ::uno_setCurrentContext( xNewContext.get(), m_aEnvTypeName.pData, 0 );
105 }
106 
108  SAL_THROW(())
109 {
110  ::uno_setCurrentContext( m_xPreviousContext.get(), m_aEnvTypeName.pData, 0 );
111 }
112 
113 }
114 }
115 }
116 }
117 
118 #endif
119 
120 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Reference< XCurrentContext > getPreviousContext() const
Gets the previously set context.
Definition: current_context.hxx:94
ContextLayer(Reference< XCurrentContext > const &xNewContext=Reference< XCurrentContext >()) SAL_THROW(())
Constructor: Saves the previous context and sets the new (given) one.
Definition: current_context.hxx:99
#define sal_False
Definition: types.h:47
~ContextLayer() SAL_THROW(())
Destructor: restores the previous context.
Definition: current_context.hxx:107
CPPU_DLLPUBLIC sal_Bool uno_getCurrentContext(void **ppCurrentContext, rtl_uString *pEnvDcp, void *pEnvContext) SAL_THROW_EXTERN_C()
Gets the current task's context.
CPPU_DLLPUBLIC sal_Bool uno_setCurrentContext(void *pCurrentContext, rtl_uString *pEnvDcp, void *pEnvContext) SAL_THROW_EXTERN_C()
Sets the current task's context.
#define SAL_THROW(x)
Exception specification documentation.
Definition: types.h:361
Objects of this class are used for applying a current context until they are destructed, i.e.
Definition: current_context.hxx:69
interface_type * get() const SAL_THROW(())
Gets interface pointer.
Definition: Reference.h:411
Reference< XCurrentContext > getCurrentContext()
Getting the current context.
Definition: current_context.hxx:44
This String class provides base functionality for C++ like Unicode character array handling...
Definition: ustring.hxx:82
bool setCurrentContext(Reference< XCurrentContext > const &xContext)
Setting the current context.
Definition: current_context.hxx:57
Definition: types.h:391