From cad473c0975cfd98ebfca046cb8df2dc6ef77cf2 Mon Sep 17 00:00:00 2001
From: Eberhard Graether <egraether@gmail.com>
Date: Fri, 8 Jul 2016 12:39:10 +0200
Subject: [PATCH] started with delay

---
 src/lib_gui/qt/view/QtViewOverlay.cpp | 28 +++++++++++++++++++--------
 src/lib_gui/qt/view/QtViewOverlay.h   |  6 +++++-
 2 files changed, 25 insertions(+), 9 deletions(-)

diff --git a/src/lib_gui/qt/view/QtViewOverlay.cpp b/src/lib_gui/qt/view/QtViewOverlay.cpp
index 42ae2b71..3067c241 100644
--- a/src/lib_gui/qt/view/QtViewOverlay.cpp
+++ b/src/lib_gui/qt/view/QtViewOverlay.cpp
@@ -28,6 +28,20 @@ QtOverlay::QtOverlay(QWidget* parent)
 	, m_count(rand() % 1000000)
 	, m_size(40)
 {
+	m_timer = new QTimer(this);
+	QObject::connect(m_timer, SIGNAL(timeout()), this, SLOT(animate()));
+}
+
+void QtOverlay::start()
+{
+	m_timer->start(FRAME_DELAY_MS);
+	show();
+}
+
+void QtOverlay::stop()
+{
+	m_timer->stop();
+	hide();
 }
 
 void QtOverlay::animate()
@@ -87,8 +101,9 @@ QtViewOverlay::QtViewOverlay(QWidget* parent)
 
 	m_parent->installEventFilter(new ResizeFilter(m_overlay));
 
-	m_timer = new QTimer(m_overlay);
-	QObject::connect(m_timer, SIGNAL(timeout()), m_overlay, SLOT(animate()));
+	m_delayTimer = new QTimer(m_overlay);
+	m_delayTimer->setSingleShot(true);
+	QObject::connect(m_delayTimer, SIGNAL(timeout()), m_overlay, SLOT(start()));
 }
 
 void QtViewOverlay::showOverlay()
@@ -103,14 +118,11 @@ void QtViewOverlay::hideOverlay()
 
 void QtViewOverlay::doShowOverlay()
 {
-	m_timer->start(QtOverlay::FRAME_DELAY_MS);
-
-	m_overlay->show();
+	m_delayTimer->start(500);
 }
 
 void QtViewOverlay::doHideOverlay()
 {
-	m_timer->stop();
-
-	m_overlay->hide();
+	m_delayTimer->stop();
+	m_overlay->stop();
 }
diff --git a/src/lib_gui/qt/view/QtViewOverlay.h b/src/lib_gui/qt/view/QtViewOverlay.h
index 4ef2ae1b..215f911d 100644
--- a/src/lib_gui/qt/view/QtViewOverlay.h
+++ b/src/lib_gui/qt/view/QtViewOverlay.h
@@ -37,12 +37,16 @@ public:
 	static const size_t FRAME_DELAY_MS = 25;
 
 public slots:
+	void start();
+	void stop();
 	void animate();
 
 protected:
 	void paintEvent(QPaintEvent *event);
 
 private:
+	QTimer* m_timer;
+
 	size_t m_count;
 	size_t m_size;
 };
@@ -63,7 +67,7 @@ private:
 	QWidget* m_parent;
 	QtOverlay* m_overlay;
 
-	QTimer* m_timer;
+	QTimer* m_delayTimer;
 
 	QtThreadedFunctor<void> m_showFunctor;
 	QtThreadedFunctor<void> m_hideFunctor;