feat: wlr-ext-workspace support

src/common/util.c

@@ -76,3 +76,7 @@ int regex_match(const char *pattern, const char *str) {
 	pcre2_code_free(re);
 	return ret >= 0;
 }
+
+void wl_list_append(struct wl_list *list, struct wl_list *object) {
+	wl_list_insert(list->prev, object);
+}

src/common/util.h

@@ -1,6 +1,8 @@
 /* See LICENSE.dwm file for copyright and license details. */
+#include <wayland-util.h>
 
 void die(const char *fmt, ...);
 void *ecalloc(size_t nmemb, size_t size);
 int fd_set_nonblock(int fd);
 int regex_match(const char *pattern_mb, const char *str_mb);
+void wl_list_append(struct wl_list *list, struct wl_list *object);

src/ext-protocol/all.h

@@ -1,3 +1,4 @@
 #include "dwl-ipc.h"
+#include "ext-workspace.h"
 #include "foreign-toplevel.h"
 #include "text-input.h"

src/ext-protocol/ext-workspace.h

@@ -0,0 +1,184 @@
+#include <wlr/types/wlr_ext_workspace_v1.h>
+
+typedef struct Monitor Monitor;
+
+struct workspace {
+	struct wl_list link; // Link in global workspaces list
+	unsigned int tag;	 // Numeric identifier (1-9, 0=overview)
+	Monitor *m;			 // Associated monitor
+	struct wlr_ext_workspace_handle_v1 *ext_workspace; // Protocol object
+	/* Event listeners */
+	struct wl_listener activate;
+	struct wl_listener deactivate;
+	struct wl_listener assign;
+	struct wl_listener remove;
+};
+
+struct wlr_ext_workspace_manager_v1 *ext_manager;
+struct wl_list workspaces;
+
+void goto_workspace(struct workspace *target) {
+	unsigned int tag;
+	tag = 1 << (target->tag - 1);
+	if (target->tag == 0) {
+		toggleoverview(&(Arg){.i = -1});
+		return;
+	} else {
+		view(&(Arg){.ui = tag}, true);
+	}
+}
+
+static void handle_ext_workspace_activate(struct wl_listener *listener,
+										  void *data) {
+	struct workspace *workspace =
+		wl_container_of(listener, workspace, activate);
+	goto_workspace(workspace);
+	wlr_log(WLR_INFO, "ext activating workspace %d", workspace->tag);
+}
+
+static const char *get_name_from_tag(unsigned int tag) {
+	static const char *names[] = {"overview", "1", "2", "3", "4",
+								  "5",		  "6", "7", "8", "9"};
+	return (tag < sizeof(names) / sizeof(names[0])) ? names[tag] : NULL;
+}
+
+void destroy_workspace(struct workspace *workspace) {
+	wl_list_remove(&workspace->activate.link);
+	wlr_ext_workspace_handle_v1_destroy(workspace->ext_workspace);
+	wl_list_remove(&workspace->link);
+	free(workspace);
+}
+
+void cleanup_workspaces_by_monitor(Monitor *m) {
+	struct workspace *workspace, *tmp;
+	wl_list_for_each_safe(workspace, tmp, &workspaces, link) {
+		if (workspace->m == m) {
+			destroy_workspace(workspace);
+		}
+	}
+}
+
+static void remove_workspace_by_tag(unsigned int tag, Monitor *m) {
+	struct workspace *workspace, *tmp;
+	wl_list_for_each_safe(workspace, tmp, &workspaces, link) {
+		if (workspace->tag == tag && workspace->m == m) {
+			destroy_workspace(workspace);
+			return;
+		}
+	}
+}
+
+static void add_workspace_by_tag(int tag, Monitor *m) {
+	const char *name = get_name_from_tag(tag);
+
+	struct workspace *workspace = ecalloc(1, sizeof(*workspace));
+	wl_list_append(&workspaces, &workspace->link);
+
+	workspace->tag = tag;
+	workspace->m = m;
+	workspace->ext_workspace = wlr_ext_workspace_handle_v1_create(
+		ext_manager, name, WLR_EXT_WORKSPACE_HANDLE_V1_CAP_ACTIVATE);
+	wlr_ext_workspace_handle_v1_set_group(workspace->ext_workspace,
+										  m->ext_group);
+	wlr_ext_workspace_handle_v1_set_name(workspace->ext_workspace, name);
+	workspace->activate.notify = handle_ext_workspace_activate;
+	wl_signal_add(&workspace->ext_workspace->events.activate,
+				  &workspace->activate);
+}
+
+unsigned int get_tag_status(unsigned int tag) {
+	Client *c;
+	unsigned int status = 0;
+	wl_list_for_each(c, &clients, link) {
+		if (c->tags & 1 << (tag - 1) & TAGMASK) {
+			if (c->isurgent) {
+				status = 2;
+				break;
+			}
+			status = 1;
+		}
+	}
+	return status;
+}
+
+unsigned int get_tags_first_tag_num(unsigned int source_tags) {
+	unsigned int i, tag;
+	tag = 0;
+
+	if (!source_tags) {
+		return selmon->pertag->curtag;
+	}
+
+	for (i = 0; !(tag & 1) && source_tags != 0 && i < LENGTH(tags); i++) {
+		tag = source_tags >> i;
+	}
+
+	if (i == 1) {
+		return 1;
+	} else if (i > 9) {
+		return 9;
+	} else {
+		return i;
+	}
+}
+
+void dwl_ext_workspace_printstatus(Monitor *m) {
+	unsigned int current_tag;
+	struct workspace *w;
+	unsigned int tag_status = 0;
+	bool is_active = false;
+
+	current_tag = get_tags_first_tag_num(m->tagset[m->seltags]);
+
+	wl_list_for_each(w, &workspaces, link) {
+		if (w && w->m == m) {
+			is_active = (w->tag == current_tag) || m->isoverview;
+			tag_status = get_tag_status(w->tag);
+			if (is_active) {
+				wlr_ext_workspace_handle_v1_set_urgent(w->ext_workspace, false);
+				wlr_ext_workspace_handle_v1_set_hidden(w->ext_workspace, false);
+			} else if (tag_status == 2) {
+				wlr_ext_workspace_handle_v1_set_hidden(w->ext_workspace, false);
+				wlr_ext_workspace_handle_v1_set_urgent(w->ext_workspace, true);
+			} else if (tag_status == 1) {
+				wlr_ext_workspace_handle_v1_set_urgent(w->ext_workspace, false);
+				wlr_ext_workspace_handle_v1_set_hidden(w->ext_workspace, false);
+			} else {
+				wlr_ext_workspace_handle_v1_set_urgent(w->ext_workspace, false);
+				wlr_ext_workspace_handle_v1_set_hidden(w->ext_workspace, true);
+			}
+
+			if (m->tagset[m->seltags] & (1 << (w->tag - 1)) & TAGMASK) {
+				wlr_ext_workspace_handle_v1_set_hidden(w->ext_workspace, false);
+				wlr_ext_workspace_handle_v1_set_active(w->ext_workspace, true);
+			} else {
+				wlr_ext_workspace_handle_v1_set_active(w->ext_workspace, false);
+			}
+		}
+	}
+}
+
+void refresh_monitors_workspaces_status(Monitor *m) {
+	int i;
+
+	if (m->isoverview) {
+		for (i = 1; i <= LENGTH(tags); i++) {
+			remove_workspace_by_tag(i, m);
+		}
+		add_workspace_by_tag(0, m);
+	} else {
+		remove_workspace_by_tag(0, m);
+		for (i = 1; i <= LENGTH(tags); i++) {
+			add_workspace_by_tag(i, m);
+		}
+	}
+
+	dwl_ext_workspace_printstatus(m);
+}
+
+void workspaces_init() {
+	/* Create the global workspace manager with activation capability */
+	ext_manager = wlr_ext_workspace_manager_v1_create(dpy, 1);
+	/* Initialize the global workspaces list */
+	wl_list_init(&workspaces);
+}

src/mango.c

@@ -419,6 +419,7 @@ struct Monitor {
 	unsigned int visible_clients;
 	unsigned int visible_tiling_clients;
 	char last_surface_ws_name[256];
+	struct wlr_ext_workspace_group_handle_v1 *ext_group;
 };
 
 typedef struct {
@@ -651,6 +652,7 @@ static bool check_hit_no_border(Client *c);
 static void reset_keyboard_layout(void);
 static void client_update_oldmonname_record(Client *c, Monitor *m);
 static void pending_kill_client(Client *c);
+static unsigned int get_tags_first_tag_num(unsigned int source_tags);
 static void set_layer_open_animaiton(LayerSurface *l, struct wlr_box geo);
 static void init_fadeout_layers(LayerSurface *l);
 static void layer_actual_size(LayerSurface *l, unsigned int *width,
@@ -1994,6 +1996,11 @@ void cleanupmon(struct wl_listener *listener, void *data) {
 			wlr_layer_surface_v1_destroy(l->layer_surface);
 	}
 
+	// clean ext-workspaces grouplab
+	wlr_ext_workspace_group_handle_v1_output_leave(m->ext_group, m->wlr_output);
+	wlr_ext_workspace_group_handle_v1_destroy(m->ext_group);
+	cleanup_workspaces_by_monitor(m);
+
 	wl_list_remove(&m->destroy.link);
 	wl_list_remove(&m->frame.link);
 	wl_list_remove(&m->link);
@@ -2534,8 +2541,6 @@ void createmon(struct wl_listener *listener, void *data) {
 		}
 	}
 
-	printstatus();
-
 	/* The xdg-protocol specifies:
 	 *
 	 * If the fullscreened surface is not opaque, the compositor must make
@@ -2556,6 +2561,16 @@ void createmon(struct wl_listener *listener, void *data) {
 		wlr_output_layout_add_auto(output_layout, wlr_output);
 	else
 		wlr_output_layout_add(output_layout, wlr_output, m->m.x, m->m.y);
+
+	m->ext_group = wlr_ext_workspace_group_handle_v1_create(
+		ext_manager, WLR_EXT_WORKSPACE_HANDLE_V1_CAP_ACTIVATE);
+	wlr_ext_workspace_group_handle_v1_output_enter(m->ext_group, m->wlr_output);
+
+	for (i = 1; i <= LENGTH(tags); i++) {
+		add_workspace_by_tag(i, m);
+	}
+
+	printstatus();
 }
 
 void // fix for 0.5
@@ -3709,7 +3724,11 @@ printstatus(void) {
 		if (!m->wlr_output->enabled) {
 			continue;
 		}
-		dwl_ipc_output_printstatus(m); // 更新waybar上tag的状态 这里很关键
+		// Update workspace active states
+		dwl_ext_workspace_printstatus(m);
+
+		// Update IPC output status
+		dwl_ipc_output_printstatus(m);
 	}
 }
 
@@ -4602,6 +4621,9 @@ void setup(void) {
 		wlr_xdg_foreign_registry_create(dpy);
 	wlr_xdg_foreign_v1_create(dpy, foreign_registry);
 	wlr_xdg_foreign_v2_create(dpy, foreign_registry);
+
+	// ext-workspace协议
+	workspaces_init();
 #ifdef XWAYLAND
 	/*
 	 * Initialise the XWayland X server.
@@ -4748,7 +4770,6 @@ int hidecursor(void *data) {
 
 // 显示所有tag 或 跳转到聚焦窗口的tag
 void toggleoverview(const Arg *arg) {
-
 	Client *c;
 
 	if (selmon->isoverview && ov_tab_mode && arg->i != -1 && selmon->sel) {
@@ -4779,6 +4800,7 @@ void toggleoverview(const Arg *arg) {
 	} else if (!selmon->isoverview && !selmon->sel) {
 		target = (1 << (selmon->pertag->prevtag - 1));
 		view(&(Arg){.ui = target}, false);
+		refresh_monitors_workspaces_status(selmon);
 		return;
 	}
 
@@ -4804,6 +4826,8 @@ void toggleoverview(const Arg *arg) {
 	if (ov_tab_mode && selmon->isoverview && selmon->sel) {
 		focusstack(&(Arg){.i = 1});
 	}
+
+	refresh_monitors_workspaces_status(selmon);
 }
 
 void unlocksession(struct wl_listener *listener, void *data) {