From 884b909e7d4c8f670785ba3fac80ec931922ab50 Mon Sep 17 00:00:00 2001
From: Benjamin Voisin <benjamin.voisin@ens-rennes.fr>
Date: Thu, 9 May 2024 17:28:08 +0200
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20add=20GtkMenu=20to=20the=20AModule?=
 =?UTF-8?q?=20class?=
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You can configure what key launch the menu with the "menu" element in
the config, the xml file that describes the menu with the "menu-file"
element in the config, and the actions of each buttons with the
"menu-actions" field.
---
 include/AModule.hpp |  5 +++++
 src/AModule.cpp     | 30 ++++++++++++++++++++++++++++++
 2 files changed, 35 insertions(+)

diff --git a/include/AModule.hpp b/include/AModule.hpp
index 58076655..903e00b8 100644
--- a/include/AModule.hpp
+++ b/include/AModule.hpp
@@ -4,6 +4,7 @@
 #include <glibmm/markup.h>
 #include <gtkmm/eventbox.h>
 #include <json/json.h>
+#include <gtkmm.h>
 
 #include "IModule.hpp"
 
@@ -52,6 +53,10 @@ class AModule : public IModule {
   std::vector<int> pid_;
   gdouble distance_scrolled_y_;
   gdouble distance_scrolled_x_;
+  GObject* menu_;
+  std::map<std::string, GtkMenuItem*> submenus_;
+  std::map<std::string, std::string> menuActionsMap_;
+  static void handleGtkMenuEvent(GtkMenuItem* menuitem, gpointer data);
   std::map<std::string, std::string> eventActionMap_;
   static const inline std::map<std::pair<uint, GdkEventType>, std::string> eventMap_{
       {std::make_pair(1, GdkEventType::GDK_BUTTON_PRESS), "on-click"},
diff --git a/src/AModule.cpp b/src/AModule.cpp
index 915c8603..709a1e38 100644
--- a/src/AModule.cpp
+++ b/src/AModule.cpp
@@ -27,6 +27,24 @@ AModule::AModule(const Json::Value& config, const std::string& name, const std::
     else
       spdlog::warn("Wrong actions section configuration. See config by index: {}", it.index());
   }
+  // If a GTKMenu is requested in the config
+  if (config_["menu"].isString()) {
+    // Create the GTKMenu widget
+    GtkBuilder* builder = gtk_builder_new_from_file(config_["menu-file"].asString().c_str());
+    menu_ = gtk_builder_get_object(builder, "menu");
+    submenus_ = std::map<std::string, GtkMenuItem*>();
+    menuActionsMap_ = std::map<std::string, std::string>();
+    // Linking actions to the GTKMenu based on
+    for (Json::Value::const_iterator it = config_["menu-actions"].begin(); it != config_["menu-actions"].end(); ++it) {
+      std::string key = it.key().asString();
+      submenus_[key] = GTK_MENU_ITEM(gtk_builder_get_object(builder, key.c_str()));
+      menuActionsMap_[key] = it->asString();
+      g_signal_connect(submenus_[key], "activate", G_CALLBACK(handleGtkMenuEvent), (gpointer) menuActionsMap_[key].c_str());
+
+    }
+    // Enable click
+    enable_click = true;
+  }
 
   event_box_.signal_enter_notify_event().connect(sigc::mem_fun(*this, &AModule::handleMouseEnter));
   event_box_.signal_leave_notify_event().connect(sigc::mem_fun(*this, &AModule::handleMouseLeave));
@@ -66,6 +84,10 @@ AModule::AModule(const Json::Value& config, const std::string& name, const std::
   }
 }
 
+void AModule::handleGtkMenuEvent(GtkMenuItem* menuitem, gpointer data) {
+  waybar::util::command::res res = waybar::util::command::exec((char*) data, "TLP");
+}
+
 AModule::~AModule() {
   for (const auto& pid : pid_) {
     if (pid != -1) {
@@ -133,6 +155,14 @@ bool AModule::handleUserEvent(GdkEventButton* const& e) {
 
     format = rec->second;
   }
+
+  // Check if the event is the one specified for the "menu" option
+  if (rec->second == config_["menu"].asString()) {
+    // Popup the menu
+    gtk_widget_show_all(GTK_WIDGET(menu_));
+    gtk_menu_popup_at_pointer (GTK_MENU(menu_), reinterpret_cast<GdkEvent*>(e));
+
+  }
   // Second call user scripts
   if (!format.empty()) {
     if (config_[format].isString())