pane: Add keybinding to "Close Left" and "Close Right" actions (#22402)

Was super missing these as I use these actions all the time 😄 

<img width="680" alt="Screenshot 2024-12-24 at 3 18 04 PM"
src="https://github.com/user-attachments/assets/5dbf9ebd-afc5-438c-aad7-c17ca59d9f9b"
/>

Release Notes:

- Add keybinding to "Close Left" and "Close Right" actions

assets/keymaps/default-linux.json

@@ -260,6 +260,8 @@
       "ctrl-f4": "pane::CloseActiveItem",
       "alt-ctrl-t": ["pane::CloseInactiveItems", { "close_pinned": false }],
       "alt-ctrl-shift-w": "workspace::CloseInactiveTabsAndPanes",
+      "ctrl-k e": ["pane::CloseItemsToTheLeft", { "close_pinned": false }],
+      "ctrl-k t": ["pane::CloseItemsToTheRight", { "close_pinned": false }],
       "ctrl-k u": ["pane::CloseCleanItems", { "close_pinned": false }],
       "ctrl-k w": ["pane::CloseAllItems", { "close_pinned": false }],
       "ctrl-shift-f": "project_search::ToggleFocus",

assets/keymaps/default-macos.json

@@ -327,6 +327,8 @@
       "cmd-w": "pane::CloseActiveItem",
       "alt-cmd-t": ["pane::CloseInactiveItems", { "close_pinned": false }],
       "ctrl-alt-cmd-w": "workspace::CloseInactiveTabsAndPanes",
+      "cmd-k e": ["pane::CloseItemsToTheLeft", { "close_pinned": false }],
+      "cmd-k t": ["pane::CloseItemsToTheRight", { "close_pinned": false }],
       "cmd-k u": ["pane::CloseCleanItems", { "close_pinned": false }],
       "cmd-k cmd-w": ["pane::CloseAllItems", { "close_pinned": false }],
       "cmd-f": "project_search::ToggleFocus",

crates/workspace/src/pane.rs

@@ -1234,12 +1234,13 @@ impl Pane {
         }
         let active_item_id = self.items[self.active_item_index].item_id();
         let non_closeable_items = self.get_non_closeable_item_ids(action.close_pinned);
-        Some(self.close_items_to_the_left_by_id(active_item_id, non_closeable_items, cx))
+        Some(self.close_items_to_the_left_by_id(active_item_id, action, non_closeable_items, cx))
     }
 
     pub fn close_items_to_the_left_by_id(
         &mut self,
         item_id: EntityId,
+        action: &CloseItemsToTheLeft,
         non_closeable_items: Vec<EntityId>,
         cx: &mut ViewContext<Self>,
     ) -> Task<Result<()>> {
@@ -1249,7 +1250,9 @@ impl Pane {
             .map(|item| item.item_id())
             .collect();
         self.close_items(cx, SaveIntent::Close, move |item_id| {
-            item_ids.contains(&item_id) && !non_closeable_items.contains(&item_id)
+            item_ids.contains(&item_id)
+                && !action.close_pinned
+                && !non_closeable_items.contains(&item_id)
         })
     }
 
@@ -1263,12 +1266,13 @@ impl Pane {
         }
         let active_item_id = self.items[self.active_item_index].item_id();
         let non_closeable_items = self.get_non_closeable_item_ids(action.close_pinned);
-        Some(self.close_items_to_the_right_by_id(active_item_id, non_closeable_items, cx))
+        Some(self.close_items_to_the_right_by_id(active_item_id, action, non_closeable_items, cx))
     }
 
     pub fn close_items_to_the_right_by_id(
         &mut self,
         item_id: EntityId,
+        action: &CloseItemsToTheRight,
         non_closeable_items: Vec<EntityId>,
         cx: &mut ViewContext<Self>,
     ) -> Task<Result<()>> {
@@ -1279,7 +1283,9 @@ impl Pane {
             .map(|item| item.item_id())
             .collect();
         self.close_items(cx, SaveIntent::Close, move |item_id| {
-            item_ids.contains(&item_id) && !non_closeable_items.contains(&item_id)
+            item_ids.contains(&item_id)
+                && !action.close_pinned
+                && !non_closeable_items.contains(&item_id)
         })
     }
 
@@ -2244,6 +2250,9 @@ impl Pane {
                             cx.handler_for(&pane, move |pane, cx| {
                                 pane.close_items_to_the_left_by_id(
                                     item_id,
+                                    &CloseItemsToTheLeft {
+                                        close_pinned: false,
+                                    },
                                     pane.get_non_closeable_item_ids(false),
                                     cx,
                                 )
@@ -2258,6 +2267,9 @@ impl Pane {
                             cx.handler_for(&pane, move |pane, cx| {
                                 pane.close_items_to_the_right_by_id(
                                     item_id,
+                                    &CloseItemsToTheRight {
+                                        close_pinned: false,
+                                    },
                                     pane.get_non_closeable_item_ids(false),
                                     cx,
                                 )