From b50b69e9b890f0133c21e3bb617c9413f8ec1c72 Mon Sep 17 00:00:00 2001
From: Gary Wang <wzc782970009@gmail.com>
Date: Wed, 23 Dec 2020 22:19:30 +0800
Subject: [PATCH] property-dialog: hide a section if it's empty

---
 app/metadatadialog.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/app/metadatadialog.cpp b/app/metadatadialog.cpp
index 4e6c3cb..349011f 100644
--- a/app/metadatadialog.cpp
+++ b/app/metadatadialog.cpp
@@ -20,9 +20,13 @@ protected:
     {
         QTreeView::rowsInserted(parent, start, end);
         if (!parent.isValid()) {
+            // we are inserting a section group
             for (int row = start; row <= end; ++row) {
                 setupSection(row);
             }
+        } else {
+            // we are inserting a property
+            setRowHidden(parent.row(), QModelIndex(), false);
         }
     }
 
@@ -41,6 +45,7 @@ private:
     {
         expand(model()->index(row, 0));
         setFirstColumnSpanned(row, QModelIndex(), true);
+        setRowHidden(row, QModelIndex(), !model()->hasChildren(model()->index(row, 0)));
     }
 };