From 920ed2232c89fa726f6d418b2a8b0efff9a3f079 Mon Sep 17 00:00:00 2001
From: Uwe Rathmann <Uwe.Rathmann@tigertal.de>
Date: Fri, 8 Dec 2017 13:56:35 +0100
Subject: [PATCH] memory problems fixed

---
 src/controls/QskControl.cpp    | 7 +++++--
 src/controls/QskInputPanel.cpp | 3 +++
 src/controls/QskSkinnable.cpp  | 7 +++++--
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/src/controls/QskControl.cpp b/src/controls/QskControl.cpp
index 0c85e56d..b80fd689 100644
--- a/src/controls/QskControl.cpp
+++ b/src/controls/QskControl.cpp
@@ -1107,8 +1107,11 @@ void QskControl::itemChange( QQuickItem::ItemChange change,
     {
         case QQuickItem::ItemParentHasChanged:
         {
-            if ( !d->explicitLocale )
-                qskResolveLocale( this );
+            if ( value.item )
+            {
+                if ( !d->explicitLocale )
+                    qskResolveLocale( this );
+            }
 
             // not necessarily correct, when parent != parentItem ???
             qskSendEventTo( this, QEvent::ParentChange );
diff --git a/src/controls/QskInputPanel.cpp b/src/controls/QskInputPanel.cpp
index eedfe7e3..d774258a 100644
--- a/src/controls/QskInputPanel.cpp
+++ b/src/controls/QskInputPanel.cpp
@@ -178,6 +178,9 @@ static qreal qskRowStretch( const QskInputPanel::KeyRow& keyRow )
         stretch += qskKeyStretch( key );
     }
 
+    if ( stretch == 0.0 )
+        stretch = QskInputPanel::KeyCount;
+
     return stretch;
 }
 
diff --git a/src/controls/QskSkinnable.cpp b/src/controls/QskSkinnable.cpp
index 6f6c3e0c..3c5427b9 100644
--- a/src/controls/QskSkinnable.cpp
+++ b/src/controls/QskSkinnable.cpp
@@ -117,8 +117,11 @@ public:
 
     ~PrivateData()
     {
-        if ( skinlet && skinlet->isOwnedBySkinnable() )
-            delete skinlet;
+        if ( hasLocalSkinlet )
+        {
+            if ( skinlet && skinlet->isOwnedBySkinnable() )
+                delete skinlet;
+        }
     }
 
     QskSkinHintTable hintTable;