From 53b23a582cb2a44edd76f015ecfc17b86390b582 Mon Sep 17 00:00:00 2001
From: Window Maker <wmaker@localhost>
Date: Sun, 24 May 2026 17:13:26 +0200
Subject: [PATCH] debug: check for unmapped children in scroll view

---
 WINGs/wview_wl.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/WINGs/wview_wl.c b/WINGs/wview_wl.c
index dbf3994..9d887b9 100644
--- a/WINGs/wview_wl.c
+++ b/WINGs/wview_wl.c
@@ -443,18 +443,19 @@ static void wl_redisplay(void *vctx, W_View *view)
 
 	/* Re-composite all mapped children into this view's backing */
 	W_View *child = view->childrenList;
-	int _childcount = 0;
 	while (child) {
 		W_View *next = child->nextSister;
-		_childcount++;
 		if (child->flags.mapped && child->flags.realized && !child->flags.alreadyDead) {
 			wl_redisplay(vctx, child);
+		} else if (child->flags.realized && !child->flags.mapped) {
+			/* Debug: find unmapped children that should be mapped */
+			if (view->size.width >= 400 && view->size.height > 50 && view->size.height < 100)
+				wwarning("wl_redisplay: UNMAPPED child %p in view %p (%dx%d) child_size=%dx%d pos=%d,%d",
+				         (void*)child, (void*)view, view->size.width, view->size.height,
+				         child->size.width, child->size.height, child->pos.x, child->pos.y);
 		}
 		child = next;
 	}
-	if (_childcount > 2 && view->size.height > 50 && view->size.height < 100)
-		wwarning("wl_redisplay: view %p size=%dx%d children=%d",
-		         (void*)view, view->size.width, view->size.height, _childcount);
 
 	/* Composite this view's backing into its parent's backing */
 	if (view->parent) {