From be0ef4f20f16aa027c50918e313e67f9d778cf40 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Luis=20=C3=81ngel=20San=20Mart=C3=ADn?=
 <luisangelsm@gmail.com>
Date: Wed, 9 Dec 2015 22:38:28 +0100
Subject: [PATCH] close zoom slider when it loses its focus

---
 YACReader/width_slider.cpp | 16 ++++++++++++++++
 YACReader/width_slider.h   |  5 ++++-
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/YACReader/width_slider.cpp b/YACReader/width_slider.cpp
index 6fba73a7..b500d7a2 100644
--- a/YACReader/width_slider.cpp
+++ b/YACReader/width_slider.cpp
@@ -28,6 +28,8 @@ void YACReaderSliderAction::updateZoomRatio(int value)
 YACReaderSlider::YACReaderSlider(QWidget *parent)
     :QWidget(parent)
 {
+    setFocusPolicy(Qt::StrongFocus);
+
     QHBoxLayout* pLayout = new QHBoxLayout();
 
     pLayout->addStretch();
@@ -71,12 +73,26 @@ YACReaderSlider::YACReaderSlider(QWidget *parent)
     slider->setMaximum(500);
     slider->setPageStep(5);
 
+    slider->setFocusPolicy(Qt::NoFocus);
+
     int value = Configuration::getConfiguration().getZoomLevel()*100;
     slider->setValue(value);
     percentageLabel->setText(QString("%1 %").arg(value));
     connect(slider,SIGNAL(valueChanged(int)),this,SLOT(updateText(int)));
 }
 
+void YACReaderSlider::show()
+{
+    QWidget::show();
+    setFocus();
+}
+
+void YACReaderSlider::focusOutEvent(QFocusEvent * event)
+{
+    QWidget::focusOutEvent(event);
+    hide();
+}
+
 void YACReaderSlider::updateText(int value)
 {
     percentageLabel->setText(QString("%1 %").arg(value));
diff --git a/YACReader/width_slider.h b/YACReader/width_slider.h
index f9386b9d..14f3e541 100644
--- a/YACReader/width_slider.h
+++ b/YACReader/width_slider.h
@@ -14,8 +14,11 @@ private:
     QSlider * slider;
 
 public:
-
     YACReaderSlider (QWidget * parent = 0);
+    void show();
+
+protected:
+    virtual void focusOutEvent(QFocusEvent * event);
 
 public slots:
     void updateText(int value);