Add GuiForm::Listener::changed which is called whenever a value is changed

1 files changed, 9 insertions, 0 deletions

diff --git a/src/monitor-gui.cc b/src/monitor-gui.cc
index 7b4f5f2..d293935 100644
--- a/src/monitor-gui.cc
+++ b/src/monitor-gui.cc
@@ -331,6 +331,9 @@ class MonitorGui : GuiMenu::Listener, GuiMain::Listener, Monitor::Delegate,
 private:
   class ConnectFormListener : public GuiFormApply::Listener {
   public:
+    void changed(GuiForm* UNUSED(form), std::string const& UNUSED(id)) override {
+    }
+
     bool about_to_close(GuiForm* form) override {
       auto address = form->get_string("address");
       if (address.empty()) {
@@ -371,6 +374,9 @@ private:
 
   class SetupFormListener : public GuiFormApply::Listener {
   public:
+    void changed(GuiForm* UNUSED(form), std::string const& UNUSED(id)) override {
+    }
+
     bool about_to_close(GuiForm* form) override {
       auto const& port = form->get_string("port");
       if (port.empty()) {
@@ -447,6 +453,9 @@ private:
 
   class GenerateFormListener : public GuiFormApply::Listener {
   public:
+    void changed(GuiForm* UNUSED(form), std::string const& UNUSED(id)) override {
+    }
+
     bool about_to_close(GuiForm* form) override {
       auto const& output = form->get_file("output");
       if (output.empty()) {