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fix mouse wheel step which is restored by merging listbox-model

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This commit is contained in:
Jinhao 2016-07-07 07:09:40 +08:00
parent ce81495bf3
commit 5340c4f670
1 changed files with 6 additions and 3 deletions
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7
source/gui/widgets/listbox.cpp
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@ -2557,9 +2557,12 @@ namespace nana
index_pair target;
if (upwards == false)
lister.forward(scroll.offset_y_dpl, 1, target);
{
if (!lister.forward(scroll.offset_y_dpl, this->scheme_ptr->mouse_wheel.lines, target))
return false;
}
else
lister.backward(scroll.offset_y_dpl, 1, target);
lister.backward(scroll.offset_y_dpl, this->scheme_ptr->mouse_wheel.lines, target);
if (target == scroll.offset_y_dpl)
return false;