From 09e72687799ebd34b0ae15913f5d8bd1d9e66b88 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=91=D1=8B=D1=87=D0=BA=D0=BE=D0=B2=20=D0=90=D0=BD=D0=B4?=
 =?UTF-8?q?=D1=80=D0=B5=D0=B9?= <andrey@signalmodelling.ru>
Date: Mon, 27 May 2019 08:54:24 +0000
Subject: [PATCH] git-svn-id: svn://db.shs.com.ru/libs@539
 a8b55f48-bf90-11e4-a774-851b48703e85

---
 qglview/glwidget.cpp     | 1 +
 qglview/openglwindow.cpp | 4 ++--
 qglview/openglwindow.h   | 2 +-
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/qglview/glwidget.cpp b/qglview/glwidget.cpp
index 364af9b..e97228e 100644
--- a/qglview/glwidget.cpp
+++ b/qglview/glwidget.cpp
@@ -12,4 +12,5 @@ GLWidget::GLWidget(QWidget *parent) : QWidget(parent)
 	lay->addWidget(container);
 	lay->setContentsMargins(0, 0, 0, 0);
 	lay->setSpacing(0);
+	setMouseTracking(true);
 }
diff --git a/qglview/openglwindow.cpp b/qglview/openglwindow.cpp
index a2813a8..6b033d4 100644
--- a/qglview/openglwindow.cpp
+++ b/qglview/openglwindow.cpp
@@ -8,8 +8,8 @@
 OpenGLWindow::OpenGLWindow(QWindow *parent)
 	: QWindow(parent)
 	, m_animating(false)
-	, m_context(0)
-	, m_device(0)
+	, m_context(nullptr)
+	, m_device(nullptr)
 {
 	setFlag(Qt::FramelessWindowHint);
 	setSurfaceType(QWindow::OpenGLSurface);
diff --git a/qglview/openglwindow.h b/qglview/openglwindow.h
index 19ae683..d9338bd 100644
--- a/qglview/openglwindow.h
+++ b/qglview/openglwindow.h
@@ -10,7 +10,7 @@ class OpenGLWindow : public QWindow, protected QOpenGLFunctions
 {
 	Q_OBJECT
 public:
-	explicit OpenGLWindow(QWindow *parent = 0);
+	explicit OpenGLWindow(QWindow *parent = nullptr);
 	~OpenGLWindow();
 
 	virtual void render(QPainter *painter);