From f547381806f6251c176e587d6d95b66bb8dfa88c Mon Sep 17 00:00:00 2001
From: Friedemann Kleint <Friedemann.Kleint@digia.com>
Date: Fri, 18 Jul 2014 09:09:16 +0200
Subject: Implement QApplication::topLevelAt() using
 QGuiApplication::topLevelAt().
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Reducing code duplication, preparing for High-DPI support.

Task-number: QTBUG-38858
Change-Id: Id0ed12db4b5cadd0eef79afd0ac62f58a7b01901
Reviewed-by: Jørgen Lind <jorgen.lind@digia.com>
---
 src/widgets/kernel/qapplication.cpp | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)

(limited to 'src/widgets')

diff --git a/src/widgets/kernel/qapplication.cpp b/src/widgets/kernel/qapplication.cpp
index 6329c52caa..cac5e72f39 100644
--- a/src/widgets/kernel/qapplication.cpp
+++ b/src/widgets/kernel/qapplication.cpp
@@ -377,16 +377,9 @@ void QApplicationPrivate::createEventDispatcher()
 */
 QWidget *QApplication::topLevelAt(const QPoint &pos)
 {
-    QList<QScreen *> screens = QGuiApplication::screens();
-    QList<QScreen *>::const_iterator screen = screens.constBegin();
-    QList<QScreen *>::const_iterator end = screens.constEnd();
-
-    while (screen != end) {
-        if ((*screen)->geometry().contains(pos)) {
-            QWidgetWindow *w = qobject_cast<QWidgetWindow *>((*screen)->handle()->topLevelAt(pos));
-            return w ? w->widget() : 0;
-        }
-        ++screen;
+    if (const QWindow *window = QGuiApplication::topLevelAt(pos)) {
+        if (const QWidgetWindow *widgetWindow = qobject_cast<const QWidgetWindow *>(window))
+            return widgetWindow->widget();
     }
     return 0;
 }
-- 
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