connected to gui

simulator_SIC_XE/CMakeLists.txt

@@ -4,7 +4,7 @@ project(simulator_SIC_XE VERSION 1.0 LANGUAGES CXX)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-# Put all build outputs under target/bin as requested
+# Put all build outputs under target/bin
 set(OUTPUT_DIR ${CMAKE_SOURCE_DIR}/target/bin)
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${OUTPUT_DIR})
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${OUTPUT_DIR})
@@ -28,8 +28,7 @@ if(EXISTS "${PROJECT_SOURCE_DIR}/src/main.cpp")
   target_link_libraries(simulator_exec PRIVATE simulator_lib)
 endif()
 
-# Convenience target: `cmake --build build --target run`
-# This target will build `simulator_exec` (if present) and then execute it.
+
 if(TARGET simulator_exec)
   add_custom_target(run
     DEPENDS simulator_exec
@@ -43,3 +42,7 @@ endif()
 message(STATUS "Project: ${PROJECT_NAME}")
 message(STATUS "Sources found: ${SOURCES}")
 message(STATUS "Output directory: ${OUTPUT_DIR}")
+
+if(EXISTS "${CMAKE_SOURCE_DIR}/gui/qt/CMakeLists.txt")
+  add_subdirectory(gui/qt)
+endif()

simulator_SIC_XE/gui/qt/CMakeLists.txt

@@ -0,0 +1,53 @@
+cmake_minimum_required(VERSION 3.16)
+project(simulator_qt LANGUAGES CXX)
+
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+set(CMAKE_AUTOMOC ON)
+set(CMAKE_AUTOUIC ON)
+set(CMAKE_AUTORCC ON)
+
+# Prefer Qt6, fall back to Qt5
+find_package(Qt6 COMPONENTS Widgets QUIET)
+if(NOT Qt6_FOUND)
+  # Try explicitly the system Qt6 cmake prefix on Debian/Ubuntu
+  find_package(Qt6 COMPONENTS Widgets QUIET PATHS /usr/lib/x86_64-linux-gnu)
+endif()
+
+if(NOT Qt6_FOUND)
+  # Fallback: try Qt5 if Qt6 is unavailable
+  find_package(Qt5 COMPONENTS Widgets QUIET)
+endif()
+
+if(Qt6_FOUND)
+  set(QT_LIB Qt6::Widgets)
+elseif(Qt5_FOUND)
+  set(QT_LIB Qt5::Widgets)
+else()
+  message(FATAL_ERROR "Qt6 or Qt5 not found. Install Qt development packages or set CMAKE_PREFIX_PATH to your Qt installation.")
+endif()
+
+set(GUI_SRCS
+  main.cpp
+  MainWindow.cpp
+  MachineController.cpp
+)
+
+set(GUI_HDRS
+  MainWindow.h
+  MachineController.h
+)
+
+add_executable(simulator_qt ${GUI_SRCS} ${GUI_HDRS})
+
+# Use top-level include folder (works when added with add_subdirectory)
+target_include_directories(simulator_qt PRIVATE ${CMAKE_SOURCE_DIR}/include)
+
+# Link to core library target (must be defined by top-level CMake)
+target_link_libraries(simulator_qt PRIVATE simulator_lib ${QT_LIB})
+
+# Place runtime binary under repo/target/bin to match project layout
+set_target_properties(simulator_qt PROPERTIES
+  RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/target/bin
+)

simulator_SIC_XE/gui/qt/MachineController.cpp

@@ -0,0 +1,32 @@
+#include "MachineController.h"
+#include <chrono>
+
+MachineController::MachineController(QObject *parent)
+    : QObject(parent)
+{
+}
+
+MachineController::~MachineController() {
+    stop();
+}
+
+void MachineController::start() {
+    if (m_running.exchange(true)) return;
+    m_thread = std::thread([this]{ runLoop(); });
+}
+
+void MachineController::stop() {
+    if (!m_running.exchange(false)) return;
+    if (m_thread.joinable()) m_thread.join();
+}
+
+void MachineController::step() {
+    emit tick();
+}
+
+void MachineController::runLoop() {
+    while (m_running.load()) {
+        emit tick();
+        std::this_thread::sleep_for(std::chrono::milliseconds(100));
+    }
+}

simulator_SIC_XE/gui/qt/MachineController.h

@@ -0,0 +1,27 @@
+#ifndef MACHINECONTROLLER_H
+#define MACHINECONTROLLER_H
+
+#include <QObject>
+#include <atomic>
+#include <thread>
+
+class MachineController : public QObject {
+    Q_OBJECT
+public:
+    explicit MachineController(QObject *parent = nullptr);
+    ~MachineController() override;
+
+    void start();
+    void stop();
+    void step();
+
+signals:
+    void tick();
+
+private:
+    void runLoop();
+    std::atomic<bool> m_running{false};
+    std::thread m_thread;
+};
+
+#endif // MACHINECONTROLLER_H

simulator_SIC_XE/gui/qt/MainWindow.cpp

@@ -0,0 +1,20 @@
+#include "MainWindow.h"
+#include "MachineController.h"
+#include <QLabel>
+#include <QVBoxLayout>
+
+MainWindow::MainWindow(QWidget *parent)
+    : QMainWindow(parent)
+{
+    QWidget *central = new QWidget(this);
+    auto *layout = new QVBoxLayout(central);
+    auto *label = new QLabel("SIC/XE Simulator — GUI stub", central);
+    label->setAlignment(Qt::AlignCenter);
+    layout->addWidget(label);
+    setCentralWidget(central);
+
+    m_controller = new MachineController(this);
+    setWindowTitle("SIC/XE Simulator");
+}
+
+MainWindow::~MainWindow() = default;

simulator_SIC_XE/gui/qt/MainWindow.h

@@ -0,0 +1,18 @@
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+
+class MachineController;
+
+class MainWindow : public QMainWindow {
+    Q_OBJECT
+public:
+    explicit MainWindow(QWidget *parent = nullptr);
+    ~MainWindow() override;
+
+private:
+    MachineController *m_controller = nullptr;
+};
+
+#endif // MAINWINDOW_H

simulator_SIC_XE/gui/qt/main.cpp

@@ -0,0 +1,9 @@
+#include <QApplication>
+#include "MainWindow.h"
+
+int main(int argc, char **argv) {
+    QApplication app(argc, argv);
+    MainWindow w;
+    w.show();
+    return app.exec();
+}