Viendo organizacion para ejecucion de eventos desde el control panel u otros elementos de ui,

falta que el uimanager haga de intermediario entre los callbacks?

src/CMakeLists.txt

@@ -1,13 +1,15 @@
 add_executable(${PROJECT_NAME})
+
+file(GLOB CHIP8_SOURCES "*.cpp" "**/*.cpp")
+file(GLOB CHIP8_HEADERS "*.h" "**/*.h")
+message(CHIP8_SOURCES="${CHIP8_SOURCES}")
+message(CHIP8_HEADERS="${CHIP8_HEADERS}")
+
 target_sources(
         ${PROJECT_NAME}
         PRIVATE
-        main.cpp
-        Machine.h Machine.cpp
-        Interpreter/Interpreter.h Interpreter/Interpreter.cpp
-        Graphics/Graphics.h Graphics/Graphics.cpp
-        UI/UIManager.h UI/UIManager.cpp
-        UI/Display.h UI/Display.cpp
-        UI/ControlPanel.h UI/ControlPanel.cpp
+        ${CHIP8_SOURCES}
+        ${CHIP8_HEADERS}
 )
+
 target_link_libraries(${PROJECT_NAME} PRIVATE vendor)

src/Graphics/Graphics.cpp

@@ -8,10 +8,6 @@
 #include "imgui_impl_sdl3.h"
 #include "imgui_impl_sdlrenderer3.h"
 
-void SDLWindowDestroyer::operator()(SDL_Window* window) const {
-    SDL_DestroyWindow(window);
-}
-
 Graphics::Graphics(): window_width{1366}, window_height{768}, main_scale{1.0f} {
     create_sdl();
     create_imgui();
@@ -41,7 +37,7 @@ void Graphics::create_sdl() {
         throw std::runtime_error(std::format("Couldn't create window/renderer: {}", SDL_GetError()));
     }
 
-    this->window = std::unique_ptr<SDL_Window, SDLWindowDestroyer>(raw_window);
+    this->window = std::shared_ptr<SDL_Window>(raw_window, SDL_DestroyWindow);
     this->renderer = std::shared_ptr<SDL_Renderer>(raw_renderer, SDL_DestroyRenderer);
 
     SDL_SetRenderVSync(this->renderer.get(), 1);
@@ -69,6 +65,9 @@ void Graphics::create_imgui() const {
 std::shared_ptr<SDL_Renderer> Graphics::get_renderer() {
     return this->renderer;
 }
+std::shared_ptr<SDL_Window> Graphics::get_window() {
+    return this->window;
+}
 
 void Graphics::start() const {
     ImGui_ImplSDLRenderer3_NewFrame();

src/Graphics/Graphics.h

@@ -13,7 +13,7 @@ class Graphics {
     int window_height;
     float main_scale;
 
-    std::unique_ptr<SDL_Window, SDLWindowDestroyer> window;
+    std::shared_ptr<SDL_Window> window;
     std::shared_ptr<SDL_Renderer> renderer;
 
     void create_sdl();
@@ -24,6 +24,7 @@ public:
     void start() const;
     void end() const;
     std::shared_ptr<SDL_Renderer> get_renderer();
+    std::shared_ptr<SDL_Window> get_window();
 };
 
 #endif //GRAPHICS_H

src/Interpreter/MachineState.cpp

@@ -0,0 +1,27 @@
+#include "MachineState.h"
+
+MachineState::MachineState():
+    memory{},
+    v{},
+    stack{},
+    display{},
+    keyboard{0},
+    pc{0x200},
+    sp{0},
+    i{0},
+    dt{0},
+    st{0}
+{}
+
+void MachineState::reset() {
+    this->memory.fill(0);
+    this->v.fill(0);
+    this->stack.fill(0);
+    this->display.fill(false);
+    this->keyboard = 0;
+    this->pc = 0x200;
+    this->sp = 0;
+    this->i = 0;
+    this->dt = 0;
+    this->st = 0;
+}

src/Interpreter/MachineState.h

@@ -4,16 +4,20 @@
 #include <cstdint>
 
 struct MachineState {
-    std::array<uint8_t, 4096> memory{};
-    std::array<uint16_t, 16> v{};
-    std::array<uint16_t, 16> stack{};
-    std::array<bool, 2048> display{};
-    uint16_t keyboard = 0;
-    uint16_t pc = 0x200;
-    uint8_t sp = 0;
-    uint16_t i = 0;
-    uint8_t dt = 0;
-    uint8_t st = 0;
+    std::array<uint8_t, 4096> memory;
+    std::array<uint16_t, 16> v;
+    std::array<uint16_t, 16> stack;
+    std::array<bool, 2048> display;
+    uint16_t keyboard;
+    uint16_t pc;
+    uint8_t sp;
+    uint16_t i;
+    uint8_t dt;
+    uint8_t st;
+
+    MachineState();
+
+    void reset();
 };
 
 #endif //MACHINESTATE_H

src/Machine.cpp

@@ -1,5 +1,8 @@
 #include "Machine.h"
 
+#include <iostream>
+#include <bits/ostream.tcc>
+
 #include "Graphics/Graphics.h"
 #include "Interpreter/Interpreter.h"
 #include "SDL3/SDL.h"
@@ -18,7 +21,20 @@ Machine::Machine():
     ips{700},
     last_update_time{0},
     accumulator{0},
-    target_cycle_time{1.0 / this->ips} {}
+    target_cycle_time{1.0 / this->ips} {
+
+    ui_manager->control_panel->set_rom_load_callback(std::bind(
+        &Machine::on_rom_load,
+        this,
+        std::placeholders::_1
+    ));
+
+    ui_manager->control_panel->set_reset_callback(std::bind(
+        &Machine::on_reset,
+        this
+    ));
+}
+
 
 void Machine::iterate() {
     this->execute_interpreter();
@@ -49,3 +65,10 @@ void Machine::execute_interpreter() {
         this->accumulator -= this->target_cycle_time;
     }
 }
+
+void Machine::on_rom_load(const std::string& path) const {
+    std::cout << path << std::endl;
+}
+void Machine::on_reset() const {
+    this->machine_state->reset();
+}

src/Machine.h

@@ -19,7 +19,9 @@ class Machine {
     double accumulator;
     double target_cycle_time;
 
-void execute_interpreter();
+    void execute_interpreter();
+    void on_rom_load(const std::string& path) const;
+    void on_reset() const;
 
 public:
     Machine();

src/UI/ControlPanel.cpp

@@ -3,17 +3,29 @@
 #include <format>
 #include "imgui.h"
 
+
 ControlPanel::ControlPanel(
     std::shared_ptr<Graphics> graphics,
     std::shared_ptr<MachineState> machine_state
 ): graphics{std::move(graphics)},
    machine_state{std::move(machine_state)} {}
 
+void ControlPanel::set_rom_load_callback(const std::function<void(std::string)>& callback) {
+    this->rom_load_callback = callback;
+}
+
+void ControlPanel::set_reset_callback(const std::function<void()>& callback) {
+    this->reset_callback = callback;
+}
+
 void ControlPanel::render() {
     constexpr auto full_width = ImVec2(-FLT_MIN, 0.0f);
 
     if (ImGui::Begin("Chip-8 - Controls")) {
-        ImGui::Button("Load Rom", full_width);
+        if (ImGui::Button("Load Rom", full_width)) {
+            this->on_click_load_rom();
+        }
+
         if (ImGui::Button(run ? "Pause" : "Run", full_width)) {
             this->run = !run;
         }
@@ -37,10 +49,36 @@ void ControlPanel::render() {
 
         ImGui::SeparatorText("");
 
-        ImGui::Button("Reset", full_width);
+        if (ImGui::Button("Reset", full_width)) {
+            if (this->reset_callback) {
+                this->reset_callback();
+            }
+        }
         ImGui::Button("Reload ROM", full_width);
     }
 
-
     ImGui::End();
 }
+
+void ControlPanel::on_click_load_rom() {
+    constexpr SDL_DialogFileFilter filters[] = {
+        {"CHIP8 ROMs", "ch8"},
+        {"All files", "*"}
+    };
+
+    SDL_ShowOpenFileDialog(on_callback_load_rom, this, graphics->get_window().get(), filters, std::size(filters), nullptr, false);
+}
+
+void ControlPanel::on_callback_load_rom(void* userdata, const char* const* filelist, int filter) {
+    const auto control_panel = static_cast<ControlPanel*>(userdata);
+
+    if (!control_panel->rom_load_callback) {
+        return;
+    }
+
+    if (!filelist || !*filelist) {
+        return;
+    }
+
+    control_panel->rom_load_callback(*filelist);
+}

src/UI/ControlPanel.h

@@ -1,5 +1,6 @@
 #ifndef CONTROLPANEL_H
 #define CONTROLPANEL_H
+#include <functional>
 #include <memory>
 
 #include "../Graphics/Graphics.h"
@@ -13,13 +14,23 @@ class ControlPanel {
     bool run = false;
     int steps = 1;
     int speed = 100;
+
+    std::function<void(std::string)> rom_load_callback;
+    std::function<void()> reset_callback;
+
+    static SDLCALL void on_callback_load_rom(void* userdata, const char* const* filelist, int filter);
+
 public:
     ControlPanel(
         std::shared_ptr<Graphics> graphics,
         std::shared_ptr<MachineState> machine_state
     );
 
-    void render() ;
+    void set_rom_load_callback(const std::function<void(std::string)>& callback);
+    void set_reset_callback(const std::function<void()>& callback);
+
+    void render();
+    void on_click_load_rom();
 };
 
 

src/UI/UIManager.h

@@ -9,7 +9,7 @@
 class UIManager {
     std::shared_ptr<Graphics> graphics;
     std::shared_ptr<MachineState> machine_state;
-
+public:
     std::unique_ptr<Display> display;
     std::unique_ptr<ControlPanel> control_panel;