refactor: simpler code

include/bar.hpp

@@ -55,7 +55,6 @@ class Bar {
   void setMarginsAndZone(uint32_t height, uint32_t width);
   auto setupWidgets() -> void;
   void getModules(const Factory &, const std::string &);
-  bool handleScroll(GdkEventScroll*);
   void setupAltFormatKeyForModule(const std::string &module_name);
   void setupAltFormatKeyForModuleList(const char *module_list_name);
 

include/modules/sway/workspaces.hpp

@@ -7,8 +7,8 @@
 #include "bar.hpp"
 #include "client.hpp"
 #include "modules/sway/ipc/client.hpp"
-#include "util/sleeper_thread.hpp"
 #include "util/json.hpp"
+#include "util/sleeper_thread.hpp"
 
 namespace waybar::modules::sway {
 
@@ -19,8 +19,6 @@ class Workspaces : public IModule, public sigc::trackable {
   auto update() -> void;
        operator Gtk::Widget&();
 
-  bool handleScroll(GdkEventScroll*);
-
  private:
   void              onCmd(const struct Ipc::ipc_response&);
   void              onEvent(const struct Ipc::ipc_response&);
@@ -32,6 +30,7 @@ class Workspaces : public IModule, public sigc::trackable {
   const std::string getCycleWorkspace(std::vector<Json::Value>::iterator, bool prev) const;
   uint16_t          getWorkspaceIndex(const std::string& name) const;
   std::string       trimWorkspaceName(std::string);
+  bool              handleScroll(GdkEventScroll*);
 
   const Bar&                                   bar_;
   const Json::Value&                           config_;

src/bar.cpp

@@ -72,12 +72,6 @@ waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
   wl_surface_commit(surface);
   wl_display_roundtrip(client->wl_display);
 
-
-  if (!config["disable-workspace-scroll"].asBool()) {
-    window.add_events(Gdk::SCROLL_MASK | Gdk::SMOOTH_SCROLL_MASK);
-    window.signal_scroll_event().connect(sigc::mem_fun(*this, &Bar::handleScroll));
-  }
-
   setupWidgets();
 }
 
@@ -223,31 +217,6 @@ void waybar::Bar::handleSignal(int signal) {
   }
 }
 
-bool waybar::Bar::handleScroll(GdkEventScroll *e) {
-  std::cerr << "handleScroll" << std::endl;
-
-  for (auto& module : modules_left_) {
-    if (auto workspaces = dynamic_cast<waybar::modules::sway::Workspaces*>(module.get())) {
-      workspaces->handleScroll(e);
-      return true;
-    }
-  }
-  for (auto& module : modules_center_) {
-    if (auto workspaces = dynamic_cast<waybar::modules::sway::Workspaces*>(module.get())) {
-      workspaces->handleScroll(e);
-      return true;
-    }
-  }
-  for (auto& module : modules_right_) {
-    if (auto workspaces = dynamic_cast<waybar::modules::sway::Workspaces*>(module.get())) {
-      workspaces->handleScroll(e);
-      return true;
-    }
-  }
-
-  return false;
-}
-
 void waybar::Bar::layerSurfaceHandleConfigure(void* data, struct zwlr_layer_surface_v1* surface,
                                               uint32_t serial, uint32_t width, uint32_t height) {
   auto o = static_cast<waybar::Bar*>(data);

src/modules/sway/workspaces.cpp

@@ -15,6 +15,11 @@ Workspaces::Workspaces(const std::string &id, const Bar &bar, const Json::Value
   ipc_.signal_event.connect(sigc::mem_fun(*this, &Workspaces::onEvent));
   ipc_.signal_cmd.connect(sigc::mem_fun(*this, &Workspaces::onCmd));
   ipc_.sendCmd(IPC_GET_WORKSPACES);
+  if (!config["disable-workspace-scroll"].asBool()) {
+    auto &window = const_cast<Bar&>(bar_).window;
+    window.add_events(Gdk::SCROLL_MASK | Gdk::SMOOTH_SCROLL_MASK);
+    window.signal_scroll_event().connect(sigc::mem_fun(*this, &Workspaces::handleScroll));
+  }
   // Launch worker
   worker();
 }