X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fwidgets%2Fpopuptoolbutton.cpp;h=a5886aafed4a86b0c64891a5386ca71a934fba2d;hp=c3e938e05b2a117f240fbc6a82a224a413ef4e1f;hb=8dbbc7f0b9ea59d0f0d62225772f8a56eee125f5;hpb=afc864a06f3486ec00588151ade19ee6375de049

diff --git a/pv/widgets/popuptoolbutton.cpp b/pv/widgets/popuptoolbutton.cpp
index c3e938e0..a5886aaf 100644
--- a/pv/widgets/popuptoolbutton.cpp
+++ b/pv/widgets/popuptoolbutton.cpp
@@ -26,31 +26,32 @@ namespace pv {
 namespace widgets {
 
 PopupToolButton::PopupToolButton(QWidget *parent) :
-	QToolButton(parent)
+	QToolButton(parent),
+	popup_(NULL)
 {
 	connect(this, SIGNAL(clicked(bool)), this, SLOT(on_clicked(bool)));
 }
 
 Popup* PopupToolButton::popup() const
 {
-	return _popup;
+	return popup_;
 }
 
 void PopupToolButton::set_popup(Popup *popup)
 {
 	assert(popup);
-	_popup = popup;
+	popup_ = popup;
 }
 
 void PopupToolButton::on_clicked(bool)
 {
-	if(!_popup)
+	if(!popup_)
 		return;
 
 	const QRect r = rect();
-	_popup->set_position(mapToGlobal(QPoint((r.left() + r.right()) / 2,
+	popup_->set_position(mapToGlobal(QPoint((r.left() + r.right()) / 2,
 		((r.top() + r.bottom() * 3) / 4))), Popup::Bottom);
-	_popup->show();
+	popup_->show();
 }
 
 } // widgets