fix: decoder dialog scroll bar

DSView/pv/dialogs/decoderoptionsdlg.cpp

@@ -180,7 +180,7 @@ void DecoderOptionsDlg::load_options(view::DecodeTrace *trace, bool isNew)
      
     float sk = QGuiApplication::primaryScreen()->logicalDotsPerInch() / 96;
     int srcHeight = 600;
-    container_panel->setFixedHeight(_contentHeight);
+    container_panel->setFixedHeight(_contentHeight + 10);
 
     if (dlgHeight * sk > srcHeight)
     { 

DSView/pv/prop/binding/binding.cpp

@@ -36,6 +36,10 @@ const std::vector<Property*>& Binding::properties()
 	return _properties;
 }
 
+Binding::Binding(){
+    _row_num = 0;    
+}
+
 void Binding::commit()
 {
     for(auto &p : _properties) {
@@ -55,15 +59,18 @@ void Binding::add_properties_to_form(QFormLayout *layout,
 
         QWidget *const widget = p->get_widget(layout->parentWidget(), auto_commit);
 
-        if (p->labeled_widget())
+        if (p->labeled_widget()){
             layout->addRow(widget);
+            _row_num++;
+        }
         else{
             const QString &lbstr = p->label();
             //remove data format options
             if (lbstr == "Data format"){
                 continue;                
             }   
-            layout->addRow(p->label(), widget);             
+            layout->addRow(p->label(), widget); 
+            _row_num++;
         } 
     }
 }

DSView/pv/prop/binding/binding.h

@@ -44,6 +44,8 @@ namespace binding {
 class Binding
 {
 public:
+    Binding();
+
     const std::vector<Property*>& properties();
 
     void commit();
@@ -58,10 +60,16 @@ public:
 
     static QString print_gvariant(GVariant *const gvar);
 
+    inline int get_row_count(){
+        return _row_num;
+    }
+
 protected:
 	std::vector<Property*> _properties;
 
 	QWidget *_form;
+
+    int    _row_num;
 };
 
 } // binding

DSView/pv/prop/binding/decoderoptions.cpp

@@ -39,9 +39,8 @@ namespace pv {
 namespace prop {
 namespace binding {
 
-DecoderOptions::DecoderOptions(
-	pv::data::DecoderStack* decoder_stack,
-	data::decode::Decoder *decoder) :
+DecoderOptions::DecoderOptions(pv::data::DecoderStack* decoder_stack, data::decode::Decoder *decoder) :
+	Binding(),
 	_decoder_stack(decoder_stack),
 	_decoder(decoder)
 {

DSView/pv/prop/binding/probeoptions.cpp

@@ -40,8 +40,8 @@ namespace pv {
 namespace prop {
 namespace binding {
 
-ProbeOptions::ProbeOptions(struct sr_dev_inst *sdi, 
-			   struct sr_channel *probe) :
+ProbeOptions::ProbeOptions(struct sr_dev_inst *sdi, struct sr_channel *probe) :
+    Binding(),
 	_sdi(sdi),
 	_probe(probe)
 {

DSView/pv/widgets/decodergroupbox.cpp

@@ -48,6 +48,8 @@ DecoderGroupBox::DecoderGroupBox(data::DecoderStack *decoder_stack,
                                  QWidget *parent) :
     QWidget(parent)
 {
+    _row_num = 0;
+
     _dec = dec;
     _decoder_stack = decoder_stack;
     _widget = new QWidget(this);
@@ -88,6 +90,8 @@ DecoderGroupBox::DecoderGroupBox(data::DecoderStack *decoder_stack,
 
     _layout->addWidget(_show_button, 0, 2);
 
+    _row_num++;
+
 
     // add row show/hide
     int index = 0;
@@ -107,6 +111,8 @@ DecoderGroupBox::DecoderGroupBox(data::DecoderStack *decoder_stack,
             _layout->addWidget(show_button, _row_show_button.size(), 2);
         }
         index++;
+
+        _row_num++;
     }
 
     _layout->addLayout(dec_layout, _row_show_button.size()+1, 0, 1, 3);

DSView/pv/widgets/decodergroupbox.h

@@ -52,6 +52,10 @@ public:
     ~DecoderGroupBox();
     bool eventFilter(QObject *o, QEvent *e);
 
+    inline int get_row_count(){
+        return _row_num;
+    }
+
 signals:
 	void show_hide_decoder();
     void show_hide_row();
@@ -72,6 +76,7 @@ private:
     QPushButton *_del_button;
     QPushButton *_show_button;
     std::list <QPushButton *> _row_show_button;
+    int _row_num;
 };
 
 } // widgets