xkb-rules-switcher patch

1 files changed, 18 insertions, 1 deletions

diff --git a/dwl.c b/dwl.c
index 09d4516..aabb4a4 100644
--- a/dwl.c
+++ b/dwl.c
@@ -385,6 +385,7 @@ static void setsel(struct wl_listener *listener, void *data);
 static void setup(void);
 static void spawn(const Arg *arg);
 static void startdrag(struct wl_listener *listener, void *data);
+static void switchxkbrule(const Arg *arg);
 static int statusin(int fd, unsigned int mask, void *data);
 static void tag(const Arg *arg);
 static void tagmon(const Arg *arg);
@@ -463,6 +464,7 @@ static struct wl_listener lock_listener = {.notify = locksession};
 static struct wlr_seat *seat;
 static KeyboardGroup *kb_group;
 static unsigned int cursor_mode;
+static unsigned int xkb_rule_index = 0;
 static Client *grabc;
 static int grabcx, grabcy; /* client-relative */
 
@@ -1104,7 +1106,7 @@ createkeyboardgroup(void)
 
 	/* Prepare an XKB keymap and assign it to the keyboard group. */
 	context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
-	if (!(keymap = xkb_keymap_new_from_names(context, &xkb_rules,
+	if (!(keymap = xkb_keymap_new_from_names(context, &xkb_rules[xkb_rule_index],
 				XKB_KEYMAP_COMPILE_NO_FLAGS)))
 		die("failed to compile keymap");
 
@@ -3094,6 +3096,21 @@ statusin(int fd, unsigned int mask, void *data)
 }
 
 void
+switchxkbrule(const Arg *arg)
+{
+	struct xkb_context *context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
+	struct xkb_keymap *keymap;
+
+	xkb_rule_index = (xkb_rule_index + 1) % LENGTH(xkb_rules);
+	if (!(keymap = xkb_keymap_new_from_names(context, &xkb_rules[xkb_rule_index],
+			XKB_KEYMAP_COMPILE_NO_FLAGS)))
+		die("failed to compile keymap");
+	wlr_keyboard_set_keymap(&kb_group->wlr_group->keyboard, keymap);
+	xkb_keymap_unref(keymap);
+	xkb_context_unref(context);
+}
+
+void
 tag(const Arg *arg)
 {
 	Client *sel = focustop(selmon);