diff options
| -rw-r--r-- | include/svtools/tabbar.hxx | 1 | ||||
| -rw-r--r-- | svtools/source/control/tabbar.cxx | 26 |
2 files changed, 26 insertions, 1 deletions
diff --git a/include/svtools/tabbar.hxx b/include/svtools/tabbar.hxx index 87cdb9b3ea07..1fb7efb85831 100644 --- a/include/svtools/tabbar.hxx +++ b/include/svtools/tabbar.hxx @@ -400,6 +400,7 @@ public: virtual void RequestHelp( const HelpEvent& rHEvt ) SAL_OVERRIDE; virtual void StateChanged( StateChangedType nStateChange ) SAL_OVERRIDE; virtual void DataChanged( const DataChangedEvent& rDCEvt ) SAL_OVERRIDE; + virtual bool PreNotify( NotifyEvent& rNEvt ) SAL_OVERRIDE; virtual void Select(); virtual void DoubleClick(); diff --git a/svtools/source/control/tabbar.cxx b/svtools/source/control/tabbar.cxx index 217174cc960e..c3a983e01fb1 100644 --- a/svtools/source/control/tabbar.cxx +++ b/svtools/source/control/tabbar.cxx @@ -1519,7 +1519,31 @@ void TabBar::Resize() ImplEnableControls(); } - +bool TabBar::PreNotify( NotifyEvent& rNEvt ) +{ + if (rNEvt.GetType() == MouseNotifyEvent::COMMAND) + { + if (rNEvt.GetCommandEvent()->GetCommand() == COMMAND_WHEEL) + { + const CommandWheelData* pData = rNEvt.GetCommandEvent()->GetWheelData(); + sal_uInt16 nNewPos = mnFirstPos; + if (pData->GetNotchDelta() > 0) + { + if (mnFirstPos) + nNewPos = mnFirstPos - 1; + } + else if (pData->GetNotchDelta() < 0) + { + sal_uInt16 nCount = GetPageCount(); + if (mnFirstPos < nCount) + nNewPos = mnFirstPos + 1; + } + if (nNewPos != mnFirstPos) + SetFirstPageId(GetPageId(nNewPos)); + } + } + return Window::PreNotify( rNEvt ); +} void TabBar::RequestHelp( const HelpEvent& rHEvt ) { |