Fix #805 by resetting selected device on failure

[pulseview.git] / pv / widgets / decodergroupbox.cpp

diff --git a/pv/widgets/decodergroupbox.cpp b/pv/widgets/decodergroupbox.cpp
index 7127ba1310fadaf01ca97c760b6f3e56fca5a898..81e5e90218cce848366d6021ec32c83c557ba2d0 100644 (file)
--- a/pv/widgets/decodergroupbox.cpp
+++ b/pv/widgets/decodergroupbox.cpp
@@ -30,7 +30,7 @@
 namespace pv {
 namespace widgets {
 
-DecoderGroupBox::DecoderGroupBox(QString title, QWidget *parent) :
+DecoderGroupBox::DecoderGroupBox(QString title, QWidget *parent, bool isDeletable) :
        QWidget(parent),
        layout_(new QGridLayout),
        show_hide_button_(QIcon(":/icons/decoder-shown.svg"), QString(), this)
@@ -51,13 +51,15 @@ DecoderGroupBox::DecoderGroupBox(QString title, QWidget *parent) :
                this, SIGNAL(show_hide_decoder()));
        toolbar->addWidget(&show_hide_button_);
 
-       QPushButton *const delete_button = new QPushButton(
-               QIcon(":/icons/decoder-delete.svg"), QString(), this);
-       delete_button->setFlat(true);
-       delete_button->setIconSize(QSize(16, 16));
-       connect(delete_button, SIGNAL(clicked()),
-               this, SIGNAL(delete_decoder()));
-       toolbar->addWidget(delete_button);
+       if (isDeletable) {
+               QPushButton *const delete_button = new QPushButton(
+                       QIcon(":/icons/decoder-delete.svg"), QString(), this);
+               delete_button->setFlat(true);
+               delete_button->setIconSize(QSize(16, 16));
+               connect(delete_button, SIGNAL(clicked()),
+                       this, SIGNAL(delete_decoder()));
+               toolbar->addWidget(delete_button);
+       }
 }
 
 void DecoderGroupBox::add_layout(QLayout *layout)