diff options
Diffstat (limited to 'include/svl/lstner.hxx')
| -rw-r--r-- | include/svl/lstner.hxx | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/include/svl/lstner.hxx b/include/svl/lstner.hxx index ad79698728cb..c9a807fa8d13 100644 --- a/include/svl/lstner.hxx +++ b/include/svl/lstner.hxx @@ -25,6 +25,16 @@ class SfxBroadcaster; class SfxHint; +//StartListening duplicate handling options +//Prevent only adds the listener if its not already added +//Allow allows duplicate listeners +//Unexpected, the default, is for the usual case where the +//listener should only be added once and duplicates are +//unexpected. In dbgutil mode this tracks where the original +//listener was added from and reports the duplicate addition +//as an error +enum class DuplicateHandling { Unexpected, Prevent, Allow }; + class SVL_DLLPUBLIC SfxListener { struct Impl; @@ -39,7 +49,7 @@ public: SfxListener( const SfxListener &rCopy ); virtual ~SfxListener() COVERITY_NOEXCEPT_FALSE; - void StartListening( SfxBroadcaster& rBroadcaster, bool bPreventDuplicates = false ); + void StartListening(SfxBroadcaster& rBroadcaster, DuplicateHandling eDuplicateHanding = DuplicateHandling::Unexpected); void EndListening( SfxBroadcaster& rBroadcaster, bool bRemoveAllDuplicates = false ); void EndListeningAll(); bool IsListening( SfxBroadcaster& rBroadcaster ) const; |