init

hello_world.cpp

@@ -0,0 +1,23 @@
+//
+// Created by postaron on 27/09/24.
+//
+
+#include "hello_world.hpp"
+#include <iostream>
+
+namespace learn_gtkmm4 {
+    HelloWorld::HelloWorld() : m_button("Hello world!") {
+        set_title("Hello world!");
+        set_default_size(720, 1280);
+        add_action("Open");
+        add_action("Quit");
+        set_show_menubar();
+        m_button.set_margin(10);
+        m_button.signal_clicked().connect(sigc::mem_fun(*this, &HelloWorld::on_button_clicked));
+        set_child(m_button);
+    }
+
+    void HelloWorld::on_button_clicked() {
+        std::cout << "Hello World" << std::endl;
+    }
+} // learn_gtkmm4