From 076e498a6378b07dcae67e4b06bfde1d0f6f565c Mon Sep 17 00:00:00 2001
From: Gagah Pangeran Rosfatiputra <git@gagahpangeran.com>
Date: Fri, 4 Jun 2021 00:12:13 +0700
Subject: [PATCH] create abstract class OverlaySidebar

---
 osu.Game/Overlays/OverlaySidebar.cs | 76 +++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 osu.Game/Overlays/OverlaySidebar.cs

diff --git a/osu.Game/Overlays/OverlaySidebar.cs b/osu.Game/Overlays/OverlaySidebar.cs
new file mode 100644
index 0000000000..468b5b6eb3
--- /dev/null
+++ b/osu.Game/Overlays/OverlaySidebar.cs
@@ -0,0 +1,76 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using JetBrains.Annotations;
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Game.Graphics.Containers;
+
+namespace osu.Game.Overlays
+{
+    public abstract class OverlaySidebar : CompositeDrawable
+    {
+        private readonly Box sidebarBackground;
+        private readonly Box scrollbarBackground;
+
+        protected OverlaySidebar()
+        {
+            RelativeSizeAxes = Axes.Y;
+            Width = 250;
+            InternalChildren = new Drawable[]
+            {
+                sidebarBackground = new Box
+                {
+                    RelativeSizeAxes = Axes.Both,
+                },
+                scrollbarBackground = new Box
+                {
+                    RelativeSizeAxes = Axes.Y,
+                    Width = OsuScrollContainer.SCROLL_BAR_HEIGHT,
+                    Anchor = Anchor.TopRight,
+                    Origin = Anchor.TopRight,
+                    Alpha = 0.5f
+                },
+                new Container
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    Padding = new MarginPadding { Right = -3 }, // Compensate for scrollbar margin
+                    Child = new OsuScrollContainer
+                    {
+                        RelativeSizeAxes = Axes.Both,
+                        Child = new Container
+                        {
+                            RelativeSizeAxes = Axes.X,
+                            AutoSizeAxes = Axes.Y,
+                            Padding = new MarginPadding { Right = 3 }, // Addeded 3px back
+                            Child = new Container
+                            {
+                                RelativeSizeAxes = Axes.X,
+                                AutoSizeAxes = Axes.Y,
+                                Padding = new MarginPadding
+                                {
+                                    Vertical = 20,
+                                    Left = 50,
+                                    Right = 30
+                                },
+                                Child = CreateContent()
+                            }
+                        }
+                    }
+                }
+            };
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(OverlayColourProvider colourProvider)
+        {
+            sidebarBackground.Colour = colourProvider.Background4;
+            scrollbarBackground.Colour = colourProvider.Background3;
+        }
+
+        [NotNull]
+        protected virtual Drawable CreateContent() => Empty();
+    }
+}