intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 60 insertions, 0 deletions

diff --git a/contrib/python/prompt-toolkit/py3/prompt_toolkit/key_binding/defaults.py b/contrib/python/prompt-toolkit/py3/prompt_toolkit/key_binding/defaults.py
new file mode 100644
index 00000000000..baa5974333b
--- /dev/null
+++ b/contrib/python/prompt-toolkit/py3/prompt_toolkit/key_binding/defaults.py
@@ -0,0 +1,60 @@
+"""
+Default key bindings.::
+
+    key_bindings = load_key_bindings()
+    app = Application(key_bindings=key_bindings)
+"""
+from prompt_toolkit.filters import buffer_has_focus
+from prompt_toolkit.key_binding.bindings.basic import load_basic_bindings
+from prompt_toolkit.key_binding.bindings.cpr import load_cpr_bindings
+from prompt_toolkit.key_binding.bindings.emacs import (
+    load_emacs_bindings,
+    load_emacs_search_bindings,
+    load_emacs_shift_selection_bindings,
+)
+from prompt_toolkit.key_binding.bindings.mouse import load_mouse_bindings
+from prompt_toolkit.key_binding.bindings.vi import (
+    load_vi_bindings,
+    load_vi_search_bindings,
+)
+from prompt_toolkit.key_binding.key_bindings import (
+    ConditionalKeyBindings,
+    KeyBindingsBase,
+    merge_key_bindings,
+)
+
+__all__ = [
+    "load_key_bindings",
+]
+
+
+def load_key_bindings() -> KeyBindingsBase:
+    """
+    Create a KeyBindings object that contains the default key bindings.
+    """
+    all_bindings = merge_key_bindings(
+        [
+            # Load basic bindings.
+            load_basic_bindings(),
+            # Load emacs bindings.
+            load_emacs_bindings(),
+            load_emacs_search_bindings(),
+            load_emacs_shift_selection_bindings(),
+            # Load Vi bindings.
+            load_vi_bindings(),
+            load_vi_search_bindings(),
+        ]
+    )
+
+    return merge_key_bindings(
+        [
+            # Make sure that the above key bindings are only active if the
+            # currently focused control is a `BufferControl`. For other controls, we
+            # don't want these key bindings to intervene. (This would break "ptterm"
+            # for instance, which handles 'Keys.Any' in the user control itself.)
+            ConditionalKeyBindings(all_bindings, buffer_has_focus),
+            # Active, even when no buffer has been focused.
+            load_mouse_bindings(),
+            load_cpr_bindings(),
+        ]
+    )