feat: option monocle_new_in_group

docs/window-management/layouts.md

@@ -117,6 +117,18 @@ dwindle_drop_simple_split=1
 
 ---
 
+## Monocle Layout
+
+The Monocle layout is similar to the Center Tile layout, but it places windows in a single column instead of a row.
+
+### Configuration
+
+| Setting | Default | Description |
+| :--- | :--- | :--- |
+| `monocle_new_in_group` | `0` | New windows are auto grouped in the focused window. |
+
+---
+
 ## Switching Layouts
 | Setting | Default | Description |
 | :--- | :--- | :--- |

src/action/client.h

@@ -137,6 +137,9 @@ void client_add_group_bar(Client *c) {
 }
 
 void client_focus_group_member(Client *c) {
+	if (!c)
+		return;
+
 	if (!c->group_prev && !c->group_next)
 		return;
 
@@ -191,7 +194,8 @@ void client_check_tab_node_visible(Client *c) {
 		if (!c->mon->isoverview && cur->group_bar &&
 			(cur->group_next || cur->group_prev) && VISIBLEON(c, c->mon) &&
 			ISNORMAL(c) && !c->isfullscreen &&
-			(!is_monocle_layout(c->mon) || c == c->mon->sel)) {
+			(!is_monocle_layout(c->mon) || config.monocle_new_in_group ||
+			 c == c->mon->sel)) {
 			wlr_scene_node_set_enabled(&cur->group_bar->scene_buffer->node,
 									   true);
 		} else {

src/config/parse_config.h

@@ -264,6 +264,9 @@ typedef struct {
 	int32_t dwindle_manual_split;
 	float dwindle_split_ratio;
 
+	/* monocle layoput */
+	int32_t monocle_new_in_group;
+
 	int32_t hotarea_size;
 	int32_t hotarea_corner;
 	int32_t enable_hotarea;
@@ -1729,6 +1732,8 @@ bool parse_option(Config *config, char *key, char *value) {
 		config->dwindle_manual_split = atoi(value);
 	} else if (strcmp(key, "dwindle_split_ratio") == 0) {
 		config->dwindle_split_ratio = atof(value);
+	} else if (strcmp(key, "monocle_new_in_group") == 0) {
+		config->monocle_new_in_group = atoi(value);
 	} else if (strcmp(key, "hotarea_size") == 0) {
 		config->hotarea_size = atoi(value);
 	} else if (strcmp(key, "hotarea_corner") == 0) {
@@ -3509,6 +3514,8 @@ void override_config(void) {
 	config.dwindle_manual_split = CLAMP_INT(config.dwindle_manual_split, 0, 1);
 	config.dwindle_split_ratio =
 		CLAMP_FLOAT(config.dwindle_split_ratio, 0.05f, 0.95f);
+	config.monocle_new_in_group = CLAMP_INT(config.monocle_new_in_group, 0, 1);
+
 	config.hotarea_size = CLAMP_INT(config.hotarea_size, 1, 1000);
 	config.hotarea_corner = CLAMP_INT(config.hotarea_corner, 0, 3);
 	config.enable_hotarea = CLAMP_INT(config.enable_hotarea, 0, 1);
@@ -3678,6 +3685,8 @@ void set_value_default() {
 	config.dwindle_manual_split = 0;
 	config.dwindle_split_ratio = 0.5f;
 
+	config.monocle_new_in_group = 0;
+
 	config.log_level = WLR_ERROR;
 	config.numlockon = 0;
 	config.capslock = 0;

src/dispatch/bind_define.h

@@ -156,28 +156,20 @@ int32_t focusdir(const Arg *arg) {
 	return 0;
 }
 
-int32_t groupjoin(const Arg *arg) {
-
-	if (!selmon)
-		return 0;
+void group_join_client(Client *need_join_client, Client *need_replace_client) {
 
 	Monitor *oldmon = NULL;
-
-	Client *need_join_client = arg->tc ? arg->tc : selmon->sel;
-	if (!need_join_client || !need_join_client->mon)
-		return 0;
-
-	if (need_join_client->mon->isoverview)
-		return 0;
-
-	Client *need_replace_client = NULL;
-	need_replace_client = direction_select(arg);
-
 	if (!need_replace_client || !need_replace_client->mon)
-		return 0;
+		return;
 
 	if (need_join_client == need_replace_client)
-		return 0;
+		return;
+
+	if (!need_join_client)
+		return;
+
+	if (need_join_client->mon && need_join_client->mon->isoverview)
+		return;
 
 	if (need_join_client->group_next || need_join_client->group_prev) {
 		groupleave(&(Arg){.tc = need_join_client});
@@ -209,7 +201,19 @@ int32_t groupjoin(const Arg *arg) {
 	if (oldmon) {
 		arrange(oldmon, false, false);
 	}
+}
 
+int32_t groupjoin(const Arg *arg) {
+
+	if (!selmon)
+		return 0;
+
+	Client *need_join_client = arg->tc ? arg->tc : selmon->sel;
+
+	Client *need_replace_client = NULL;
+	need_replace_client = direction_select(arg);
+
+	group_join_client(need_join_client, need_replace_client);
 	return 0;
 }
 
@@ -345,16 +349,57 @@ int32_t focusstack(const Arg *arg) {
 
 	if (!sel)
 		return 0;
+
 	if (arg->i == NEXT) {
 		tc = get_next_stack_client(sel, false);
 	} else {
 		tc = get_next_stack_client(sel, true);
 	}
 
+	if (!sel->mon->isoverview) {
+		if (!sel->group_next && !sel->group_prev) {
+			if (arg->i == NEXT) {
+				tc = client_get_group_head(tc);
+				if (tc)
+					client_focus_group_member(tc);
+			} else {
+				tc = client_get_group_tail(tc);
+				if (tc)
+					client_focus_group_member(tc);
+			}
+		} else {
+			if (arg->i == NEXT) {
+				if (sel->group_next) {
+					tc = sel->group_next;
+				} else if (!tc) {
+					tc = client_get_group_head(sel);
+				} else {
+					tc = client_get_group_head(tc);
+				}
+				if (tc) {
+					client_focus_group_member(tc);
+				}
+			}
+			if (arg->i == PREV) {
+				if (sel->group_prev) {
+					tc = sel->group_prev;
+				} else if (!tc) {
+					tc = client_get_group_tail(sel);
+				} else {
+					tc = client_get_group_tail(tc);
+				}
+				if (tc) {
+					client_focus_group_member(tc);
+				}
+			}
+		}
+	}
+
 	if (!tc)
 		return 0;
 
 	focusclient(tc, 1);
+
 	if (config.warpcursor)
 		warp_cursor(tc);
 	return 0;

src/fetch/client.h

@@ -320,6 +320,17 @@ Client *focustop(Monitor *m) {
 	return NULL;
 }
 
+Client *focustiletop(Monitor *m) {
+	Client *c = NULL;
+	wl_list_for_each(c, &fstack, flink) {
+		if (c->iskilling || c->isunglobal || !ISSCROLLTILED(c))
+			continue;
+		if (VISIBLEON(c, m))
+			return c;
+	}
+	return NULL;
+}
+
 Client *get_next_stack_client(Client *c, bool reverse) {
 	if (!c || !c->mon)
 		return NULL;
@@ -454,4 +465,30 @@ Client *get_focused_stack_client(Client *sc, Client *custom_focus_client) {
 		}
 	}
 	return sc;
+}
+
+Client *client_get_group_head(Client *c) {
+	if (!c || !c->mon)
+		return NULL;
+
+	Client *head = c;
+
+	while (head->group_prev) {
+		head = head->group_prev;
+	}
+
+	return head;
+}
+
+Client *client_get_group_tail(Client *c) {
+	if (!c || !c->mon)
+		return NULL;
+
+	Client *tail = c;
+
+	while (tail->group_next) {
+		tail = tail->group_next;
+	}
+
+	return tail;
 }

src/mango.c

@@ -961,6 +961,8 @@ static bool mango_scene_output_commit(struct wlr_scene_output *scene_output,
 									  struct wlr_output_state *state);
 static bool mango_output_commit(Monitor *m);
 static bool check_tearing_frame_allow(Monitor *m);
+static Client *client_get_group_head(Client *c);
+static Client *client_get_group_tail(Client *c);
 
 #include "data/static_keymap.h"
 #include "dispatch/bind_declare.h"
@@ -1891,6 +1893,11 @@ void applyrules(Client *c) {
 		wl_list_insert(fstack.prev, &c->flink);
 	}
 
+	if (config.monocle_new_in_group && mon && ISTILED(c) &&
+		is_monocle_layout(mon)) {
+		group_join_client(c, focustiletop(mon));
+	}
+
 	setmon(c, mon, newtags, should_init_get_focus);
 
 	if (!c->isfloating) {