fix multi keys

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [0.63.1] - 2024-05-22
+
+### Fixed
+
+- Fixed display of multiple bindings
+
 ## [0.63.0] - 2024-05-22
 
 ### Fixed

src/textual/widgets/_footer.py

@@ -1,8 +1,12 @@
 from __future__ import annotations
 
+from collections import defaultdict
+
 import rich.repr
 from rich.text import Text
 
+from textual.binding import Binding
+
 from ..app import ComposeResult
 from ..containers import ScrollableContainer
 from ..reactive import reactive
@@ -132,8 +136,15 @@ def compose(self) -> ComposeResult:
             for (_, binding, enabled) in self.screen.active_bindings.values()
             if binding.show
         ]
-        self.styles.grid_size_columns = len(bindings)
+        action_to_bindings: defaultdict[str, list[tuple[Binding, bool]]] = defaultdict(
+            list
+        )
         for binding, enabled in bindings:
+            action_to_bindings[binding.action].append((binding, enabled))
+
+        self.styles.grid_size_columns = len(bindings)
+        for multi_bindings in action_to_bindings.values():
+            binding, enabled = multi_bindings[0]
             yield FooterKey(
                 binding.key,
                 binding.key_display or self.app.get_key_display(binding.key),

tests/snapshot_tests/test_snapshots.py

@@ -1264,3 +1264,8 @@ def test_dynamic_bindings(snap_compare):
 def test_grid_gutter(snap_compare):
     # https://github.com/Textualize/textual/issues/4522
     assert snap_compare(SNAPSHOT_APPS_DIR / "grid_gutter.py")
+
+
+def test_multi_keys(snap_compare):
+    # https://github.com/Textualize/textual/issues/4542
+    assert snap_compare(SNAPSHOT_APPS_DIR / "multi_keys.py")