cycle: add <action name="NextWindow" output="" and identifier="">

output="all|focused|cursor" filters windows by the output they are on.
identifier="all|current" filters windows by their app-id.

docs/labwc-actions.5.scd

@@ -125,8 +125,8 @@ Actions are used in menus and keyboard/mouse bindings.
 	Resize and move the active window back to its untiled or unmaximized
 	position if it had been maximized or tiled to a direction or region.
 
-*<action name="NextWindow" workspace="current" />*++
+*<action name="NextWindow" workspace="current" output="all" identifier="all" />*++
-*<action name="PreviousWindow" workspace="current" />*
+*<action name="PreviousWindow" workspace="current" output="all" identifier="all" />*
 	Cycle focus to next/previous window, respectively.
 
 	Default keybinds for NextWindow and PreviousWindow are Alt-Tab and
@@ -137,6 +137,14 @@ Actions are used in menus and keyboard/mouse bindings.
 	This determines whether to cycle through windows on all workspaces or the
 	current workspace. Default is "current".
 
+	*output* [all|focused|cursor]
+	This determines whether to cycle through windows on all outputs, the focused
+	output, or the output under the cursor. Default is "all".
+
+	*identifier* [all|current]
+	This determines whether to cycle through all windows or only windows of the
+	same application as the currently focused window. Default is "all".
+
 *<action name="Reconfigure" />*
 	Re-load configuration and theme files.
 

docs/rc.xml.all

@@ -98,7 +98,7 @@
     Some contents are fixed-length and others are variable-length.
     See "man 5 labwc-config" for details.
 
-    <windowSwitcher preview="no" outlines="no" allWorkspaces="yes">
+    <windowSwitcher preview="no" outlines="no">
       <osd show="yes" />
       <fields>
         <field content="workspace" width="5%" />

include/config/types.h

@@ -128,4 +128,9 @@ enum cycle_output_filter {
 	CYCLE_OUTPUT_FOCUSED,
 };
 
+enum cycle_app_id_filter {
+	CYCLE_APP_ID_ALL,
+	CYCLE_APP_ID_CURRENT,
+};
+
 #endif /* LABWC_CONFIG_TYPES_H */

include/cycle.h

@@ -45,6 +45,8 @@ struct cycle_osd_field {
 
 struct cycle_filter {
 	enum cycle_workspace_filter workspace;
+	enum cycle_output_filter output;
+	enum cycle_app_id_filter app_id;
 };
 
 struct buf;

src/action.c

@@ -379,6 +379,30 @@ action_arg_from_xml_node(struct action *action, const char *nodename, const char
 			}
 			goto cleanup;
 		}
+		if (!strcasecmp(argument, "output")) {
+			if (!strcasecmp(content, "all")) {
+				action_arg_add_int(action, argument, CYCLE_OUTPUT_ALL);
+			} else if (!strcasecmp(content, "cursor")) {
+				action_arg_add_int(action, argument, CYCLE_OUTPUT_CURSOR);
+			} else if (!strcasecmp(content, "focused")) {
+				action_arg_add_int(action, argument, CYCLE_OUTPUT_FOCUSED);
+			} else {
+				wlr_log(WLR_ERROR, "Invalid argument for action %s: '%s' (%s)",
+					action_names[action->type], argument, content);
+			}
+			goto cleanup;
+		}
+		if (!strcasecmp(argument, "identifier")) {
+			if (!strcasecmp(content, "all")) {
+				action_arg_add_int(action, argument, CYCLE_APP_ID_ALL);
+			} else if (!strcasecmp(content, "current")) {
+				action_arg_add_int(action, argument, CYCLE_APP_ID_CURRENT);
+			} else {
+				wlr_log(WLR_ERROR, "Invalid argument for action %s: '%s' (%s)",
+					action_names[action->type], argument, content);
+			}
+			goto cleanup;
+		}
 		break;
 	case ACTION_TYPE_SHOW_MENU:
 		if (!strcmp(argument, "menu")) {
@@ -1146,6 +1170,10 @@ run_action(struct view *view, struct server *server, struct action *action,
 		struct cycle_filter filter = {
 			.workspace = action_get_int(action, "workspace",
 				rc.window_switcher.workspace_filter),
+			.output = action_get_int(action, "output",
+				CYCLE_OUTPUT_ALL),
+			.app_id = action_get_int(action, "identifier",
+				CYCLE_APP_ID_ALL),
 		};
 		if (server->input_mode == LAB_INPUT_STATE_CYCLE) {
 			cycle_step(server, dir);

src/cycle/cycle.c

@@ -325,8 +325,23 @@ init_cycle(struct server *server, struct cycle_filter filter)
 		criteria |= LAB_VIEW_CRITERIA_CURRENT_WORKSPACE;
 	}
 
+	uint64_t cycle_outputs =
+		get_outputs_by_filter(server, filter.output);
+
+	const char *cycle_app_id = NULL;
+	if (filter.app_id == CYCLE_APP_ID_CURRENT && server->active_view) {
+		cycle_app_id = server->active_view->app_id;
+	}
+
 	struct view *view;
 	for_each_view(view, &server->views, criteria) {
+		if (!(cycle_outputs & view->output->id_bit)) {
+			continue;
+		}
+		if (cycle_app_id && strcmp(view->app_id, cycle_app_id) != 0) {
+			continue;
+		}
+
 		if (rc.window_switcher.order == WINDOW_SWITCHER_ORDER_AGE) {
 			insert_view_ordered_by_age(&server->cycle.views, view);
 		} else {