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-rw-r--r--examples/opengl/hellowindow/hellowindow.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/examples/opengl/hellowindow/hellowindow.cpp b/examples/opengl/hellowindow/hellowindow.cpp
index b1140c4f1d..bcb28e9d96 100644
--- a/examples/opengl/hellowindow/hellowindow.cpp
+++ b/examples/opengl/hellowindow/hellowindow.cpp
@@ -1,6 +1,6 @@
/****************************************************************************
**
-** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Toolkit.
@@ -92,7 +92,8 @@ void HelloWindow::mousePressEvent(QMouseEvent *)
void HelloWindow::render()
{
- emit needRender(this, m_color, size());
+ if (isExposed())
+ emit needRender(this, m_color, size());
}
void HelloWindow::updateColor()