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LibGUI: Increase slider acceleration with Ctrl (#3499)

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When holding Ctrl and scrolling on a slider widget, the scrolling
acceleration gets increased.

This can make it faster to get to the knob location you want to
get to. :^)
This commit is contained in:
Jakob-Niklas See 2020-09-19 16:45:51 +02:00 • committed by GitHub
parent 82b0171812
commit eeb3ef405c
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1 changed files with 7 additions and 2 deletions
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9
Libraries/LibGUI/Slider.cpp
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@ -159,10 +159,15 @@ void Slider::mouseup_event(MouseEvent& event)
void Slider::mousewheel_event(MouseEvent& event)
{
auto acceleration_modifier = m_step;
if (event.modifiers() == KeyModifier::Mod_Ctrl && knob_size_mode() == KnobSizeMode::Fixed)
acceleration_modifier *= 6;
if (orientation() == Orientation::Horizontal)
set_value(value() - event.wheel_delta() * m_step);
set_value(value() - event.wheel_delta() * acceleration_modifier);
else
set_value(value() + event.wheel_delta() * m_step);
set_value(value() + event.wheel_delta() * acceleration_modifier);
Widget::mousewheel_event(event);
}