Aren/haiku
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

BView: ScrollWithMouseWheelDelta return status code

Browse Source
This commit is contained in:
John Scipione 2014-03-07 18:15:02 -05:00
parent b2404e2a39
commit ab5c74422e
2 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
headers/os/interface/View.h
View File

@ -607,7 +607,7 @@ protected:
virtual void LayoutChanged();
void ScrollWithMouseWheelDelta(BScrollBar*, float);
status_t ScrollWithMouseWheelDelta(BScrollBar*, float);
private:
void _Layout(bool force, BLayoutContext* context);

6
src/kits/interface/View.cpp
View File

@ -5717,11 +5717,11 @@ BView::_SwitchServerCurrentView() const
}
void
status_t
BView::ScrollWithMouseWheelDelta(BScrollBar* scrollBar, float delta)
{
if (scrollBar == NULL || delta == 0.0f)
return;
return B_BAD_VALUE;
float smallStep;
float largeStep;
@ -5731,6 +5731,8 @@ BView::ScrollWithMouseWheelDelta(BScrollBar* scrollBar, float delta)
// by other desktop environments).
delta *= (modifiers() & B_SHIFT_KEY) != 0 ? largeStep : smallStep;
scrollBar->SetValue(scrollBar->Value() + delta);
return B_OK;
}