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BView: style fixes related to mouse scrolling

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This commit is contained in:
John Scipione 2014-03-07 17:01:41 -05:00
parent b7929c0574
commit c4337a4324
1 changed files with 9 additions and 6 deletions
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15
src/kits/interface/View.cpp
View File

@ -4405,22 +4405,24 @@ BView::MessageReceived(BMessage* message)
break;
}
float deltaX = 0.0f, deltaY = 0.0f;
float deltaX = 0.0f;
float deltaY = 0.0f;
if (horizontal != NULL)
message->FindFloat("be:wheel_delta_x", &deltaX);
if (vertical != NULL)
message->FindFloat("be:wheel_delta_y", &deltaY);
if (deltaX == 0.0f && deltaY == 0.0f)
break;
if (horizontal != NULL) {
if (horizontal != NULL)
ScrollWithMouseWheelDelta(horizontal, deltaX);
}
if (vertical != NULL) {
if (vertical != NULL)
ScrollWithMouseWheelDelta(vertical, deltaY);
}
break;
}
@ -5721,7 +5723,8 @@ BView::ScrollWithMouseWheelDelta(BScrollBar* scrollBar, float delta)
if (scrollBar == NULL || delta == 0.0f)
return;
float smallStep, largeStep;
float smallStep;
float largeStep;
scrollBar->GetSteps(&smallStep, &largeStep);
// pressing the shift key scrolls faster (following the pseudo-standard set