BugFix Counting ShaderSource for reacting in ShaderEditor

src/CountVisitor.cpp

@@ -77,6 +77,13 @@ void CountVisitor::visit (MediaSource& s)
         ++num_playable_;
 }
 
+void CountVisitor::visit (StreamSource& s)
+{
+    ++num_source_;
+    if (s.playable())
+        ++num_playable_;
+}
+
 void CountVisitor::visit (SessionFileSource& s)
 {
     if (s.session() != nullptr)
@@ -152,3 +159,9 @@ void CountVisitor::visit (SrtReceiverSource& s)
     if (s.playable())
         ++num_playable_;
 }
+
+void CountVisitor::visit (ShaderSource& )
+{
+    ++num_source_;
+    ++num_playable_;
+}

src/CountVisitor.h

@@ -24,6 +24,7 @@ public:
     void visit (Stream& n) override;
     void visit (MediaPlayer& n) override;
     void visit (MediaSource& s) override;
+    void visit (StreamSource& s) override;
     void visit (SessionFileSource& s) override;
     void visit (SessionGroupSource& s) override;
     void visit (RenderSource& s) override;
@@ -34,6 +35,7 @@ public:
     void visit (MultiFileSource& s) override;
     void visit (GenericStreamSource& s) override;
     void visit (SrtReceiverSource& s) override;
+    void visit (ShaderSource &) override;
 };
 
 #endif // INFOVISITOR_H

src/ShaderEditWindow.cpp

@@ -141,6 +141,9 @@ void ShaderEditWindow::setVisible(bool on)
 
     Settings::application.widget.shader_editor = on;
 
+    // reset current
+    current_ = nullptr;
+    _cs_id = 0;
 }
 
 bool ShaderEditWindow::Visible() const