From c9aa1f2c2a7f6d7a238fa2554a419a80cc64752d Mon Sep 17 00:00:00 2001
From: Friedemann Kleint <Friedemann.Kleint@digia.com>
Date: Wed, 19 Dec 2012 14:19:18 +0100
Subject: Fix compilation of Open GL ES 2 examples when using a Qt-namespace.

Change-Id: I174569a8c989ab53fb6b9bb700c110db2f93c2d5
Reviewed-by: hjk <qthjk@ovi.com>
---
 examples/opengl/hellogl_es2/bubble.h     | 2 +-
 examples/opengl/hellogl_es2/mainwindow.h | 3 ---
 examples/opengl/textures/glwidget.h      | 2 +-
 3 files changed, 2 insertions(+), 5 deletions(-)

(limited to 'examples')

diff --git a/examples/opengl/hellogl_es2/bubble.h b/examples/opengl/hellogl_es2/bubble.h
index cd4c8d91cc..b913d3620d 100644
--- a/examples/opengl/hellogl_es2/bubble.h
+++ b/examples/opengl/hellogl_es2/bubble.h
@@ -47,7 +47,7 @@
 #include <QRect>
 #include <QRectF>
 
-class QPainter;
+QT_FORWARD_DECLARE_CLASS(QPainter)
 
 class Bubble
 {
diff --git a/examples/opengl/hellogl_es2/mainwindow.h b/examples/opengl/hellogl_es2/mainwindow.h
index 7e16a6b6a7..4aac220692 100644
--- a/examples/opengl/hellogl_es2/mainwindow.h
+++ b/examples/opengl/hellogl_es2/mainwindow.h
@@ -43,9 +43,6 @@
 
 #include <QMainWindow>
 
-class QSlider;
-class GLWidget;
-
 class MainWindow : public QMainWindow
 {
     Q_OBJECT
diff --git a/examples/opengl/textures/glwidget.h b/examples/opengl/textures/glwidget.h
index 11a9818e19..757a7df627 100644
--- a/examples/opengl/textures/glwidget.h
+++ b/examples/opengl/textures/glwidget.h
@@ -44,7 +44,7 @@
 #include <QtWidgets>
 #include <QGLWidget>
 
-class QGLShaderProgram;
+QT_FORWARD_DECLARE_CLASS(QGLShaderProgram);
 
 class GLWidget : public QGLWidget
 {
-- 
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