made DeleteAll-button pink

osu.Game/Overlays/Settings/DangerousSettingsButton.cs

@@ -0,0 +1,23 @@
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using osu.Framework.Allocation;
+using osu.Game.Graphics;
+
+namespace osu.Game.Overlays.Settings
+{
+    /// <summary>
+    /// A <see cref="SettingsButton"/> with pink colours to mark dangerous/destructive actions.
+    /// </summary>
+    public class DangerousSettingsButton : SettingsButton
+    {
+        [BackgroundDependencyLoader]
+        private void load(OsuColour colours)
+        {
+            BackgroundColour = colours.Pink;
+
+            Triangles.ColourDark = colours.PinkDark;
+            Triangles.ColourLight = colours.PinkLight;
+        }
+    }
+}

osu.Game/Overlays/Settings/Sections/Maintenance/GeneralSettings.cs

@@ -33,7 +33,7 @@ namespace osu.Game.Overlays.Settings.Sections.Maintenance
                             .ContinueWith(t => Schedule(() => importButton.Enabled.Value = true), TaskContinuationOptions.LongRunning);
                     }
                 },
-                deleteButton = new SettingsButton
+                deleteButton = new DangerousSettingsButton
                 {
                     Text = "Delete ALL beatmaps",
                     Action = () =>

osu.Game/osu.Game.csproj

@@ -270,6 +270,7 @@
     <Compile Include="Beatmaps\Formats\LegacyStoryboardDecoder.cs" />
     <Compile Include="Database\DatabaseContextFactory.cs" />
     <Compile Include="Database\IHasPrimaryKey.cs" />
+    <Compile Include="Overlays\Settings\DangerousSettingsButton.cs" />
     <Compile Include="Graphics\UserInterface\HoverClickSounds.cs" />
     <Compile Include="Graphics\UserInterface\HoverSounds.cs" />
     <Compile Include="Graphics\UserInterface\OsuButton.cs" />