ui: Add margin style methods to Label and LabelLike (#14032)

This PR adds margin style methods to the `Label` and `LabelLike`
components.

This allows for callers to provide a margin to these components without
needing to introduce a wrapping `div` to do so.

Release Notes:

- N/A

crates/ui/src/components/button/button_like.rs

@@ -332,7 +332,7 @@ impl ButtonSize {
 /// This is also used to build the prebuilt buttons.
 #[derive(IntoElement)]
 pub struct ButtonLike {
-    pub base: Div,
+    pub(super) base: Div,
     id: ElementId,
     pub(super) style: ButtonStyle,
     pub(super) disabled: bool,

crates/ui/src/components/label/label.rs

@@ -1,4 +1,4 @@
-use gpui::WindowContext;
+use gpui::{StyleRefinement, WindowContext};
 
 use crate::{prelude::*, LabelCommon, LabelLike, LabelSize, LineHeightStyle};
 
@@ -70,6 +70,17 @@ impl Label {
     }
 }
 
+// Style methods.
+impl Label {
+    fn style(&mut self) -> &mut StyleRefinement {
+        self.base.base.style()
+    }
+
+    gpui::margin_style_methods!({
+        visibility: pub
+    });
+}
+
 impl LabelCommon for Label {
     /// Sets the size of the label using a [`LabelSize`].
     ///

crates/ui/src/components/label/label_like.rs

@@ -1,4 +1,4 @@
-use gpui::{relative, AnyElement, FontWeight, Styled};
+use gpui::{relative, AnyElement, FontWeight, StyleRefinement, Styled};
 use smallvec::SmallVec;
 
 use crate::prelude::*;
@@ -43,6 +43,7 @@ pub trait LabelCommon {
 
 #[derive(IntoElement)]
 pub struct LabelLike {
+    pub(super) base: Div,
     size: LabelSize,
     weight: FontWeight,
     line_height_style: LineHeightStyle,
@@ -55,6 +56,7 @@ pub struct LabelLike {
 impl LabelLike {
     pub fn new() -> Self {
         Self {
+            base: div(),
             size: LabelSize::Default,
             weight: FontWeight::default(),
             line_height_style: LineHeightStyle::default(),
@@ -66,6 +68,17 @@ impl LabelLike {
     }
 }
 
+// Style methods.
+impl LabelLike {
+    fn style(&mut self) -> &mut StyleRefinement {
+        self.base.style()
+    }
+
+    gpui::margin_style_methods!({
+        visibility: pub
+    });
+}
+
 impl LabelCommon for LabelLike {
     fn size(mut self, size: LabelSize) -> Self {
         self.size = size;
@@ -106,7 +119,7 @@ impl ParentElement for LabelLike {
 
 impl RenderOnce for LabelLike {
     fn render(self, cx: &mut WindowContext) -> impl IntoElement {
-        div()
+        self.base
             .when(self.strikethrough, |this| {
                 this.relative().child(
                     div()