Move tab related stuff to /tabs, move selection related stuff to /selection, remove channeltabcontrol

osu.Game/Overlays/Chat/Tabs/TabCloseButton.cs

@@ -0,0 +1,55 @@
+// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Graphics;
+using osu.Framework.Input;
+using osu.Game.Graphics;
+using osu.Game.Graphics.Containers;
+using OpenTK;
+using OpenTK.Graphics;
+
+namespace osu.Game.Overlays.Chat.Tabs
+{
+    public class TabCloseButton : OsuClickableContainer
+    {
+        private readonly SpriteIcon icon;
+
+        public TabCloseButton()
+        {
+            Size = new Vector2(20);
+
+            Child = icon = new SpriteIcon
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                Scale = new Vector2(0.75f),
+                Icon = FontAwesome.fa_close,
+                RelativeSizeAxes = Axes.Both,
+            };
+        }
+
+        protected override bool OnMouseDown(InputState state, MouseDownEventArgs args)
+        {
+            icon.ScaleTo(0.5f, 1000, Easing.OutQuint);
+            return base.OnMouseDown(state, args);
+        }
+
+        protected override bool OnMouseUp(InputState state, MouseUpEventArgs args)
+        {
+            icon.ScaleTo(0.75f, 1000, Easing.OutElastic);
+            return base.OnMouseUp(state, args);
+        }
+
+        protected override bool OnHover(InputState state)
+        {
+            icon.FadeColour(Color4.Red, 200, Easing.OutQuint);
+            return base.OnHover(state);
+        }
+
+        protected override void OnHoverLost(InputState state)
+        {
+            icon.FadeColour(Color4.White, 200, Easing.OutQuint);
+            base.OnHoverLost(state);
+        }
+    }
+}