agent: Add new thread start buttons to the empty state (#34829)

Release Notes: - N/A
2025-07-21 20:39:29 -03:00
parent 19ab1eb792
commit 8515487bbc
9 changed files with 297 additions and 38 deletions
@@ -0,0 +1,75 @@
+use gpui::{ClickEvent, ElementId, IntoElement, ParentElement, Styled};
+use ui::prelude::*;
+
+#[derive(IntoElement)]
+pub struct NewThreadButton {
+    id: ElementId,
+    label: SharedString,
+    icon: IconName,
+    keybinding: Option<ui::KeyBinding>,
+    on_click: Option<Box<dyn Fn(&ClickEvent, &mut Window, &mut App) + 'static>>,
+}
+
+impl NewThreadButton {
+    pub fn new(id: impl Into<ElementId>, label: impl Into<SharedString>, icon: IconName) -> Self {
+        Self {
+            id: id.into(),
+            label: label.into(),
+            icon,
+            keybinding: None,
+            on_click: None,
+        }
+    }
+
+    pub fn keybinding(mut self, keybinding: Option<ui::KeyBinding>) -> Self {
+        self.keybinding = keybinding;
+        self
+    }
+
+    pub fn on_click<F>(mut self, handler: F) -> Self
+    where
+        F: Fn(&mut Window, &mut App) + 'static,
+    {
+        self.on_click = Some(Box::new(
+            move |_: &ClickEvent, window: &mut Window, cx: &mut App| handler(window, cx),
+        ));
+        self
+    }
+}
+
+impl RenderOnce for NewThreadButton {
+    fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
+        h_flex()
+            .id(self.id)
+            .w_full()
+            .py_1p5()
+            .px_2()
+            .gap_1()
+            .justify_between()
+            .rounded_md()
+            .border_1()
+            .border_color(cx.theme().colors().border.opacity(0.4))
+            .bg(cx.theme().colors().element_active.opacity(0.2))
+            .hover(|style| {
+                style
+                    .bg(cx.theme().colors().element_hover)
+                    .border_color(cx.theme().colors().border)
+            })
+            .child(
+                h_flex()
+                    .gap_1p5()
+                    .child(
+                        Icon::new(self.icon)
+                            .size(IconSize::XSmall)
+                            .color(Color::Muted),
+                    )
+                    .child(Label::new(self.label).size(LabelSize::Small)),
+            )
+            .when_some(self.keybinding, |this, keybinding| {
+                this.child(keybinding.size(rems_from_px(10.)))
+            })
+            .when_some(self.on_click, |this, on_click| {
+                this.on_click(move |event, window, cx| on_click(event, window, cx))
+            })
+    }
+}