From 48a902a660710dad133b867a20502aeb1647d0f7 Mon Sep 17 00:00:00 2001
From: Peter Hartmann <peter@edelhirsch.io>
Date: Tue, 12 Jul 2022 14:21:50 +0200
Subject: [PATCH] scroll view: Allow styling via panel

---
 skins/material3/QskMaterial3Skin.cpp  | 2 ++
 src/controls/QskScrollViewSkinlet.cpp | 6 +++++-
 src/controls/QskScrollViewSkinlet.h   | 1 +
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/skins/material3/QskMaterial3Skin.cpp b/skins/material3/QskMaterial3Skin.cpp
index d3140583..502d30ef 100644
--- a/skins/material3/QskMaterial3Skin.cpp
+++ b/skins/material3/QskMaterial3Skin.cpp
@@ -757,6 +757,8 @@ void Editor::setupScrollView()
     using A = QskAspect;
     using Q = QskScrollView;
 
+    setGradient( Q::Panel, m_pal.background );
+
     setGradient( Q::Viewport, m_pal.secondaryContainer );
 
     for ( auto subControl : { Q::HorizontalScrollBar, Q::VerticalScrollBar } )
diff --git a/src/controls/QskScrollViewSkinlet.cpp b/src/controls/QskScrollViewSkinlet.cpp
index c653d680..580610e3 100644
--- a/src/controls/QskScrollViewSkinlet.cpp
+++ b/src/controls/QskScrollViewSkinlet.cpp
@@ -41,7 +41,7 @@ static void qskAlignedHandle( qreal start, qreal end,
 QskScrollViewSkinlet::QskScrollViewSkinlet( QskSkin* skin )
     : Inherited( skin )
 {
-    setNodeRoles( { ViewportRole, ContentsRootRole,
+    setNodeRoles( { PanelRole, ViewportRole, ContentsRootRole,
         HorizontalScrollBarRole, HorizontalScrollHandleRole,
         VerticalScrollBarRole, VerticalScrollHandleRole } );
 }
@@ -93,6 +93,10 @@ QSGNode* QskScrollViewSkinlet::updateSubNode(
 
     switch ( nodeRole )
     {
+        case PanelRole:
+        {
+            return updateBoxNode( skinnable, node, QskScrollView::Panel );
+        }
         case ViewportRole:
         {
             return updateBoxNode( skinnable, node, QskScrollView::Viewport );
diff --git a/src/controls/QskScrollViewSkinlet.h b/src/controls/QskScrollViewSkinlet.h
index 0292932a..df0cf2c2 100644
--- a/src/controls/QskScrollViewSkinlet.h
+++ b/src/controls/QskScrollViewSkinlet.h
@@ -19,6 +19,7 @@ class QSK_EXPORT QskScrollViewSkinlet : public QskSkinlet
   public:
     enum NodeRole
     {
+        PanelRole,
         ViewportRole,
         ContentsRootRole,