settings_ui: Add UI and buffer font weight controls (#15104)

This PR adds settings controls for the UI and buffer font weight
settings.

It also does some work around grouping the settings into related
sections.

Release Notes:

- N/A

crates/settings_ui/src/settings_ui.rs

@@ -1,17 +1,16 @@
-mod theme_settings_ui;
+mod theme_settings_controls;
 
 use std::any::TypeId;
 
 use command_palette_hooks::CommandPaletteFilter;
+use editor::EditorSettingsControls;
 use feature_flags::{FeatureFlag, FeatureFlagViewExt};
 use gpui::{actions, AppContext, EventEmitter, FocusHandle, FocusableView, View};
 use ui::prelude::*;
 use workspace::item::{Item, ItemEvent};
 use workspace::Workspace;
 
-use crate::theme_settings_ui::{
-    BufferFontSizeSetting, EditableSetting, InlineGitBlameSetting, UiFontSizeSetting,
-};
+use crate::theme_settings_controls::ThemeSettingsControls;
 
 pub struct SettingsUiFeatureFlag;
 
@@ -101,16 +100,23 @@ impl Item for SettingsPage {
 }
 
 impl Render for SettingsPage {
-    fn render(&mut self, cx: &mut ViewContext<Self>) -> impl IntoElement {
+    fn render(&mut self, _cx: &mut ViewContext<Self>) -> impl IntoElement {
         v_flex()
             .p_4()
             .size_full()
+            .gap_4()
             .child(Label::new("Settings").size(LabelSize::Large))
-            .child(Label::new(
-                "Nothing to see here yet. Feature-flagged for staff.",
-            ))
-            .child(UiFontSizeSetting::new(cx))
-            .child(BufferFontSizeSetting::new(cx))
-            .child(InlineGitBlameSetting::new(cx))
+            .child(
+                v_flex()
+                    .gap_1()
+                    .child(Label::new("Appearance"))
+                    .child(ThemeSettingsControls::new()),
+            )
+            .child(
+                v_flex()
+                    .gap_1()
+                    .child(Label::new("Editor"))
+                    .child(EditorSettingsControls::new()),
+            )
     }
 }