From dbe642e5e26cf2bd99218f727157b58c7fed286e Mon Sep 17 00:00:00 2001
From: hachem <im@hachem.wtf>
Date: Tue, 12 Aug 2025 16:35:42 +0200
Subject: feat: application manager and EventDispatcher

---
 src/core/application.cpp | 86 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 src/core/application.cpp

(limited to 'src/core/application.cpp')

diff --git a/src/core/application.cpp b/src/core/application.cpp
new file mode 100644
index 0000000..d98ae4f
--- /dev/null
+++ b/src/core/application.cpp
@@ -0,0 +1,86 @@
+#include "application.h"
+#include <iostream>
+
+namespace Donut
+{
+    Application* Application::s_instance = nullptr;
+
+    Application::Application(const std::string& name, int width, int height)
+        : m_running(true), m_minimized(false)
+    {
+        s_instance = this;
+
+        m_window = std::make_unique<Window>(name, width, height);
+        m_window->set_event_callback([this](Event& event) 
+        {
+            on_event(event);
+        });
+
+        on_init();
+    }
+
+    Application::~Application()
+    {
+        on_shutdown();
+        s_instance = nullptr;
+    }
+
+    void Application::run()
+    {
+        while (m_running)
+        {
+            if (!m_minimized)
+            {
+                on_update();
+                on_render();
+            }
+
+            m_window->on_update();
+        }
+    }
+
+    void Application::close()
+    {
+        m_running = false;
+    }
+
+    void Application::on_event(Event& event)
+    {
+        EventDispatcher dispatcher(event);
+        dispatcher.dispatch<WindowCloseEvent>([this, &event](WindowCloseEvent& e) 
+        {
+            m_running = false;
+            event.handled = true;
+            return true;
+        });
+        
+        dispatcher.dispatch<WindowResizeEvent>([this, &event](WindowResizeEvent& e) 
+        {
+            if (e.get_width() == 0 || e.get_height() == 0)
+                m_minimized = true;
+            else
+                m_minimized = false;
+            
+            event.handled = true;
+            return true;
+        });
+        
+        dispatcher.dispatch<KeyPressedEvent>([this, &event](KeyPressedEvent& e) 
+        {
+            if (e.get_key_code() == 256)
+                close();
+            return true;
+        });
+    }
+
+    void Application::on_init()     { }
+    void Application::on_shutdown() { }
+
+    void Application::on_update()
+    {
+    }
+
+    void Application::on_render()
+    {
+    }
+}
-- 
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