1 files changed, 14 insertions, 2 deletions
diff --git a/src/gui/kernel/qplatformwindow.cpp b/src/gui/kernel/qplatformwindow.cpp
index 01377d1aa0..88a82b12a3 100644
--- a/src/gui/kernel/qplatformwindow.cpp
+++ b/src/gui/kernel/qplatformwindow.cpp
@@ -196,7 +196,13 @@ bool QPlatformWindow::isEmbedded(const QPlatformWindow *parentWindow) const
 */
 QPoint QPlatformWindow::mapToGlobal(const QPoint &pos) const
 {
-    return pos;
+    const QPlatformWindow *p = this;
+    QPoint result = pos;
+    while (p) {
+        result += p->geometry().topLeft();
+        p = p->parent();
+    }
+    return result;
 }
 
 /*!
@@ -208,7 +214,13 @@ QPoint QPlatformWindow::mapToGlobal(const QPoint &pos) const
 */
 QPoint QPlatformWindow::mapFromGlobal(const QPoint &pos) const
 {
-    return pos;
+    const QPlatformWindow *p = this;
+    QPoint result = pos;
+    while (p) {
+        result -= p->geometry().topLeft();
+        p = p->parent();
+    }
+    return result;
 }
 
 /*!