feat(settings): add ContentArea wrapper

HellionChat/PluginHostFactory.cs

@@ -146,6 +146,7 @@ internal static class PluginHostFactory
         services.AddSingleton(sp => new Ui.Components.Settings.TabSidebar(
             sp.GetRequiredService<FontManager>()
         ));
+        services.AddSingleton(sp => new Ui.Components.Settings.ContentArea());
         services.AddSingleton(sp => new Ui.Components.StatusBar(
             sp.GetRequiredService<ThemeRegistry>(),
             sp.GetRequiredService<FontManager>()

HellionChat/Ui/Components/Settings/ContentArea.cs

@@ -0,0 +1,18 @@
+using System.Numerics;
+using Dalamud.Interface.Utility.Raii;
+
+namespace HellionChat.Ui.Components.Settings;
+
+internal sealed class ContentArea
+{
+    public void Draw(string activeTab, Action<string> renderTab)
+    {
+        using var child = ImRaii.Child("##settings-content", new Vector2(0, 0), true);
+        if (!child.Success)
+        {
+            return;
+        }
+
+        renderTab(activeTab);
+    }
+}