Keep pressed keys on layer state change (fixes #2053, #2279) (#3905)

* Keep pressed keys on layer state change

* Add doc comment for clear_keyboard_but_mods_and_keys

* Keep pressed keys only if PREVENT_STUCK_MODIFIERS is on

* Check STRICT_LAYER_RELEASE instead of PREVENT_STUCK_MODIFIERS

1 files changed, 10 insertions, 1 deletions

diff --git a/tmk_core/common/action.c b/tmk_core/common/action.c
index 456d1e25fe..b99c2acaa7 100644
--- a/tmk_core/common/action.c
+++ b/tmk_core/common/action.c
@@ -899,9 +899,18 @@ void clear_keyboard(void)
  */
 void clear_keyboard_but_mods(void)
 {
+    clear_keys();
+    clear_keyboard_but_mods_and_keys();
+}
+
+/** \brief Utilities for actions. (FIXME: Needs better description)
+ *
+ * FIXME: Needs documentation.
+ */
+void clear_keyboard_but_mods_and_keys()
+{
     clear_weak_mods();
     clear_macro_mods();
-    clear_keys();
     send_keyboard_report();
 #ifdef MOUSEKEY_ENABLE
     mousekey_clear();