X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Ftrace.cpp;h=f7e7ebf25b8ec00a351bb415f7fe696de155e8b6;hp=f7bba9ff31506e5a5fa68abaacfe1fe3163e321e;hb=e081bf3d864d5662716668d6b4adcb0871d11dae;hpb=4b8e787d814febce73b9dee4f823e69f6973dc61

diff --git a/pv/view/trace.cpp b/pv/view/trace.cpp
index f7bba9ff..f7e7ebf2 100644
--- a/pv/view/trace.cpp
+++ b/pv/view/trace.cpp
@@ -80,6 +80,17 @@ void Trace::set_coloured_bg(bool state)
 	coloured_bg_ = state;
 }
 
+bool Trace::is_draggable() const
+{
+	const View *const view = owner_->view();
+	assert(view);
+
+	QPoint cursor_pos = view->mapFromGlobal(QCursor::pos());
+
+	// The signal is draggable only in the header area
+	return (cursor_pos.x() <= view->header_size().width());
+}
+
 void Trace::paint_label(QPainter &p, const QRect &rect, bool hover)
 {
 	const int y = get_visual_y();