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node.d.ts

@@ -2020,7 +2020,11 @@ declare namespace $ {
         param(): string;
         spread(next?: any): string;
         spreads(): Record<string, any>;
-        Spread(): $mol_view;
+        Spread(id: any): $mol_view;
+        Spread_default(): any;
+        spread_ids(): readonly string[];
+        menu_filter_enabled(): boolean;
+        spread_ids_filtered(): readonly string[];
         pages(): readonly any[];
         Spread_close(): $$.$mol_link;
         Menu_logo(): any;
@@ -2053,9 +2057,13 @@ declare namespace $ {
 declare namespace $.$$ {
     class $mol_book2_catalog extends $.$mol_book2_catalog {
         pages(): any[];
+        spread_ids(): string[];
         menu_body(): ($mol_list | $mol_search)[];
+        menu_filter_enabled(): boolean;
         menu_links(): $mol_link[];
-        Spread(): any;
+        spread_ids_filtered(): string[];
+        Spread(id: string): any;
+        Spread_default(): any;
         spread(next?: string): string;
         arg(spread: string): {
             [x: string]: string | null;

node.mjs

@@ -6928,10 +6928,22 @@ var $;
         spreads() {
             return {};
         }
-        Spread() {
+        Spread(id) {
             const obj = new this.$.$mol_view();
             return obj;
         }
+        Spread_default() {
+            return null;
+        }
+        spread_ids() {
+            return [];
+        }
+        menu_filter_enabled() {
+            return false;
+        }
+        spread_ids_filtered() {
+            return [];
+        }
         pages() {
             return [
                 this.Menu()
@@ -7040,7 +7052,7 @@ var $;
         $mol_mem
     ], $mol_book2_catalog.prototype, "spread", null);
     __decorate([
-        $mol_mem
+        $mol_mem_key
     ], $mol_book2_catalog.prototype, "Spread", null);
     __decorate([
         $mol_mem
@@ -7093,7 +7105,7 @@ var $;
     (function ($$) {
         class $mol_book2_catalog extends $.$mol_book2_catalog {
             pages() {
-                const spread = this.Spread();
+                const spread = this.spread() === '' ? this.Spread_default() : this.Spread(this.spread());
                 return [
                     this.Menu(),
                     ...spread
@@ -7103,19 +7115,31 @@ var $;
                         : [],
                 ];
             }
+            spread_ids() {
+                return Object.keys(this.spreads());
+            }
             menu_body() {
                 return [
-                    ...Object.keys(this.spreads()).length >= 10 ? [this.Menu_filter()] : [],
+                    ...this.menu_filter_enabled() ? [this.Menu_filter()] : [],
                     this.Menu_links(),
                 ];
             }
+            menu_filter_enabled() {
+                return this.spread_ids().length >= 10;
+            }
             menu_links() {
-                return Object.keys(this.spreads())
-                    .filter($mol_match_text(this.menu_filter(), spread => [this.spread_title(spread)]))
+                return this.spread_ids_filtered()
                     .map(spread => this.Menu_link(spread));
             }
-            Spread() {
-                return this.spreads()[this.spread()];
+            spread_ids_filtered() {
+                return this.spread_ids()
+                    .filter($mol_match_text(this.menu_filter(), spread => [this.spread_title(spread)]));
+            }
+            Spread(id) {
+                return this.spreads()[id];
+            }
+            Spread_default() {
+                return this.spreads()[''];
             }
             spread(next) {
                 return this.$.$mol_state_arg.value(this.param(), next) ?? '';
@@ -7127,7 +7151,7 @@ var $;
                 return { [this.param()]: null };
             }
             spread_title(spread) {
-                const page = this.spreads()[spread];
+                const page = this.Spread(spread);
                 return page instanceof $mol_book2
                     && page.menu_title()
                     || page.title();
@@ -7136,6 +7160,9 @@ var $;
         __decorate([
             $mol_mem
         ], $mol_book2_catalog.prototype, "pages", null);
+        __decorate([
+            $mol_mem
+        ], $mol_book2_catalog.prototype, "spread_ids", null);
         __decorate([
             $mol_mem
         ], $mol_book2_catalog.prototype, "menu_body", null);

node.view.tree

@@ -280,7 +280,11 @@ $mol_book2_catalog $mol_book2
 	param \
 	spread? \
 	spreads *
-	Spread $mol_view
+	Spread* $mol_view
+	Spread_default null
+	spread_ids /string
+	menu_filter_enabled false
+	spread_ids_filtered /string
 	pages /
 		<= Menu $mol_page
 			Logo <= Menu_logo null

web.d.ts

@@ -1894,7 +1894,11 @@ declare namespace $ {
         param(): string;
         spread(next?: any): string;
         spreads(): Record<string, any>;
-        Spread(): $mol_view;
+        Spread(id: any): $mol_view;
+        Spread_default(): any;
+        spread_ids(): readonly string[];
+        menu_filter_enabled(): boolean;
+        spread_ids_filtered(): readonly string[];
         pages(): readonly any[];
         Spread_close(): $$.$mol_link;
         Menu_logo(): any;
@@ -1927,9 +1931,13 @@ declare namespace $ {
 declare namespace $.$$ {
     class $mol_book2_catalog extends $.$mol_book2_catalog {
         pages(): any[];
+        spread_ids(): string[];
         menu_body(): ($mol_list | $mol_search)[];
+        menu_filter_enabled(): boolean;
         menu_links(): $mol_link[];
-        Spread(): any;
+        spread_ids_filtered(): string[];
+        Spread(id: string): any;
+        Spread_default(): any;
         spread(next?: string): string;
         arg(spread: string): {
             [x: string]: string | null;