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5f880397a9
Allows easier targetting when there is a lot of content in the scroll view As discussed in https://github.com/ppy/osu/discussions/24095#discussioncomment-6332398.
101 lines
3.5 KiB
C#
101 lines
3.5 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using osu.Framework.Allocation;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Graphics.Shapes;
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using osu.Framework.Input.Events;
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using osu.Game.Graphics.Containers;
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namespace osu.Game.Overlays
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{
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public abstract partial class OverlaySidebar : CompositeDrawable
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{
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private readonly Box sidebarBackground;
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private readonly Box scrollbarBackground;
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protected OverlaySidebar()
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{
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RelativeSizeAxes = Axes.Y;
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Width = 250;
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InternalChildren = new Drawable[]
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{
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sidebarBackground = new Box
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{
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RelativeSizeAxes = Axes.Both,
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},
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scrollbarBackground = new Box
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{
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RelativeSizeAxes = Axes.Y,
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Width = OsuScrollContainer.SCROLL_BAR_WIDTH,
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Anchor = Anchor.TopRight,
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Origin = Anchor.TopRight,
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Alpha = 0.5f
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},
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new Container
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{
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RelativeSizeAxes = Axes.Both,
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Padding = new MarginPadding { Right = -3 }, // Compensate for scrollbar margin
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Child = new SidebarScrollContainer
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{
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RelativeSizeAxes = Axes.Both,
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Child = new Container
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{
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RelativeSizeAxes = Axes.X,
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AutoSizeAxes = Axes.Y,
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Padding = new MarginPadding { Right = 3 }, // Addeded 3px back
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Child = new Container
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{
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RelativeSizeAxes = Axes.X,
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AutoSizeAxes = Axes.Y,
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Padding = new MarginPadding
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{
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Vertical = 20,
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Left = WaveOverlayContainer.HORIZONTAL_PADDING,
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Right = 30
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},
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Child = CreateContent()
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}
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}
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}
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}
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};
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}
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[BackgroundDependencyLoader]
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private void load(OverlayColourProvider colourProvider)
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{
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sidebarBackground.Colour = colourProvider.Background4;
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scrollbarBackground.Colour = colourProvider.Background3;
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}
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protected virtual Drawable CreateContent() => Empty();
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private partial class SidebarScrollContainer : OsuScrollContainer
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{
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protected override bool OnScroll(ScrollEvent e)
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{
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if (e.ScrollDelta.Y > 0 && IsScrolledToStart())
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return false;
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if (e.ScrollDelta.Y < 0 && IsScrolledToEnd())
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return false;
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return base.OnScroll(e);
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}
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protected override bool OnDragStart(DragStartEvent e)
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{
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if (e.Delta.Y > 0 && IsScrolledToStart())
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return false;
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if (e.Delta.Y < 0 && IsScrolledToEnd())
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return false;
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return base.OnDragStart(e);
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}
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}
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}
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}
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