Add a keybinding to the Go to Line button (#21350)

Release Notes:

- N/A

crates/go_to_line/src/cursor_position.rs

@@ -1,5 +1,5 @@
 use editor::{Editor, ToPoint};
-use gpui::{AppContext, Subscription, Task, View, WeakView};
+use gpui::{AppContext, FocusHandle, FocusableView, Subscription, Task, View, WeakView};
 use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 use settings::{Settings, SettingsSources};
@@ -22,6 +22,7 @@ pub(crate) struct SelectionStats {
 pub struct CursorPosition {
     position: Option<Point>,
     selected_count: SelectionStats,
+    context: Option<FocusHandle>,
     workspace: WeakView<Workspace>,
     update_position: Task<()>,
     _observe_active_editor: Option<Subscription>,
@@ -31,6 +32,7 @@ impl CursorPosition {
     pub fn new(workspace: &Workspace) -> Self {
         Self {
             position: None,
+            context: None,
             selected_count: Default::default(),
             workspace: workspace.weak_handle(),
             update_position: Task::ready(()),
@@ -58,7 +60,8 @@ impl CursorPosition {
                         match editor.mode() {
                             editor::EditorMode::AutoHeight { .. }
                             | editor::EditorMode::SingleLine { .. } => {
-                                cursor_position.position = None
+                                cursor_position.position = None;
+                                cursor_position.context = None;
                             }
                             editor::EditorMode::Full => {
                                 let mut last_selection = None::<Selection<usize>>;
@@ -87,6 +90,7 @@ impl CursorPosition {
                                 }
                                 cursor_position.position =
                                     last_selection.map(|s| s.head().to_point(&buffer));
+                                cursor_position.context = Some(editor.focus_handle(cx));
                             }
                         }
 
@@ -158,6 +162,8 @@ impl Render for CursorPosition {
             );
             self.write_position(&mut text, cx);
 
+            let context = self.context.clone();
+
             el.child(
                 Button::new("go-to-line-column", text)
                     .label_size(LabelSize::Small)
@@ -174,12 +180,18 @@ impl Render for CursorPosition {
                             });
                         }
                     }))
-                    .tooltip(|cx| {
-                        Tooltip::for_action(
+                    .tooltip(move |cx| match context.as_ref() {
+                        Some(context) => Tooltip::for_action_in(
+                            "Go to Line/Column",
+                            &editor::actions::ToggleGoToLine,
+                            context,
+                            cx,
+                        ),
+                        None => Tooltip::for_action(
                             "Go to Line/Column",
                             &editor::actions::ToggleGoToLine,
                             cx,
-                        )
+                        ),
                     }),
             )
         })