applied xkb-rules-switcher patch

README.md

@@ -24,6 +24,7 @@ philosophy. Like dwm, dwl is:
 - [hide_vacant_tags](https://codeberg.org/dwl/dwl-patches/src/branch/main/patches/hide_vacant_tags)
 - [setupenv](https://codeberg.org/dwl/dwl-patches/src/branch/main/patches/setupenv)
 - [sticky](https://codeberg.org/dwl/dwl-patches/src/branch/main/patches/sticky)
+- [xkb-rules-switcher](https://codeberg.org/wochap/dwl/src/branch/v0.6-b/xkb-rules-switcher/xkb-rules-switcher.patch)
 
 ## Getting Started:
 

config.def.h

@@ -80,12 +80,16 @@ static const MonitorRule monrules[] = {
 };
 
 /* keyboard */
-static const struct xkb_rule_names xkb_rules = {
+static const struct xkb_rule_names xkb_rules[] = {
+	{
 		/* can specify fields: rules, model, layout, variant, options */
-	/* example:
+		.layout = "us",
-	.options = "ctrl:nocaps",
-	*/
 		.options = NULL,
+	},
+	{
+		.layout = "us",
+		.options = "compose:ralt",
+	},
 };
 
 static const int repeat_rate = 25;
@@ -193,6 +197,7 @@ static const Key keys[] = {
 	{ MODKEY,                    XKB_KEY_period,     focusmon,       {.i = WLR_DIRECTION_RIGHT} },
 	{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_less,       tagmon,         {.i = WLR_DIRECTION_LEFT} },
 	{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_greater,    tagmon,         {.i = WLR_DIRECTION_RIGHT} },
+	{ MODKEY,                    XKB_KEY_w,          switchxkbrule,  {0} },
 	TAGKEYS(          XKB_KEY_1, XKB_KEY_exclam,                     0),
 	TAGKEYS(          XKB_KEY_2, XKB_KEY_at,                         1),
 	TAGKEYS(          XKB_KEY_3, XKB_KEY_numbersign,                 2),

config.h

@@ -20,7 +20,7 @@ static const char *fonts[]                 = {"inconsolata:size=11"};
 static const float fullscreen_bg[]         = {0.1f, 0.1f, 0.1f, 1.0f}; /* You can also use glsl colors */
 
 /* tagging - TAGCOUNT must be no greater than 31 */
-static char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9" };
+static char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8" };
 
 /* logging */
 static int log_level = WLR_ERROR;
@@ -77,13 +77,16 @@ static const MonitorRule monrules[] = {
 };
 
 /* keyboard */
-static const struct xkb_rule_names xkb_rules = {
+static const struct xkb_rule_names xkb_rules[] = {
+	{
 		/* can specify fields: rules, model, layout, variant, options */
-	/* example:
-	.options = "ctrl:nocaps",
-	*/
 		.layout = "latam",
 		.options = NULL,
+	},
+	{
+		.layout = "us",
+		.options = NULL,
+	},
 };
 
 static const int repeat_rate = 25;
@@ -181,6 +184,7 @@ static const Key keys[] = {
 	{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_D,          incnmaster,     {.i = +1} },
   { MODKEY|WLR_MODIFIER_CTRL,  XKB_KEY_a,          setmfact,       {.f = -0.05f} },
 	{ MODKEY|WLR_MODIFIER_CTRL,  XKB_KEY_d,          setmfact,       {.f = +0.05f} },
+  { MODKEY,                    XKB_KEY_w,          switchxkbrule,  {0} },
   /*
   { MODKEY,                    XKB_KEY_h,          incgaps,        {.i = +1 } },
 	{ MODKEY,                    XKB_KEY_l,          incgaps,        {.i = -1 } },

dwl.c

@@ -389,6 +389,7 @@ static void setup(void);
 static void spawn(const Arg *arg);
 static void startdrag(struct wl_listener *listener, void *data);
 static int statusin(int fd, unsigned int mask, void *data);
+static void switchxkbrule(const Arg *arg);
 static void tag(const Arg *arg);
 static void tagmon(const Arg *arg);
 static void tile(Monitor *m);
@@ -461,6 +462,7 @@ 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 */
 
@@ -1164,7 +1166,7 @@ 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");
 
@@ -3121,6 +3123,21 @@ statusin(int fd, unsigned int mask, void *data)
 	return 0;
 }
 
+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)
 {