fix: kernel and desktop bug fixes

2026-05-14 11:31:14 +02:00
parent a7ff1f0a72
commit bb12aeb9b9
11 changed files with 507 additions and 106 deletions
@@ -58,10 +58,21 @@ inline int menu_row_height(const MenuRow& row) {
 }

 inline int menu_total_height() {
+    // Single-pass walk to avoid O(N^2) from menu_row_visible repeatedly
+    // counting categories from the start.
    int h = 10; // top + bottom padding
-    for (int i = 0; i < menu_row_count; i++)
-        if (menu_row_visible(i))
-            h += menu_row_height(menu_rows[i]);
+    int cur_cat = -1;
+    for (int i = 0; i < menu_row_count; i++) {
+        const MenuRow& row = menu_rows[i];
+        if (row.is_category) cur_cat++;
+        bool visible = true;
+        if (!row.is_category) {
+            if (cur_cat >= 0 && cur_cat < MENU_NUM_CATS) {
+                visible = menu_cat_expanded[cur_cat];
+            }
+        }
+        if (visible) h += menu_row_height(row);
+    }
    return h;
 }