put the filemonitor into a seperate thread and connected an update signal

src/Controller/FileController/FileController.cpp

@@ -1,16 +1,26 @@
 #include "FileController.hpp"
 #include <chrono>
 #include <memory>
+#include <iostream>
 
-FileController::FileController() {
-  m_fmWorker = std::make_unique<FileMonitor>(QString("/home/crylia/"),
+FileController::FileController( ) {
+  m_fmWorker = std::make_shared<FileMonitor>(QString("/home/crylia/Dokumente"),
     std::chrono::milliseconds(1000));
   m_fmWorker->moveToThread(&m_fsThread);
 
-  m_fmWorker->start(QString("/home/crylia/"));
+  connect(this, &FileController::operate, m_fmWorker.get( ), &FileMonitor::start);
+  connect(m_fmWorker.get( ), &FileMonitor::update, this, &FileController::update);
+
+  m_fsThread.start( );
+
+  emit operate( );
 }
 
-FileController::~FileController() {
-  m_fsThread.quit();
-  m_fsThread.wait();
+FileController::~FileController( ) {
+  m_fsThread.quit( );
+  m_fsThread.wait( );
+}
+
+void FileController::update(const QString path, const FileEvent event) {
+  std::cout << path.toStdString( ) << std::endl;
 }

src/Controller/FileController/FileController.hpp

@@ -8,11 +8,23 @@
 class FileController : public QObject {
   Q_OBJECT
 public:
-  FileController();
-  ~FileController();
+  FileController( );
+  ~FileController( );
 
 private:
   QThread m_fsThread;
 
-  std::unique_ptr<FileMonitor> m_fmWorker;
+  std::shared_ptr<FileMonitor> m_fmWorker;
+
+private slots:
+
+  void update(const QString path, const FileEvent);
+
+signals:
+  // Start signal to start the function in the thread
+  void operate( );
+  // Stop signal to stop the function in the thread
+  void pause( );
+  // Signal to update the path inside the thread
+  void updatePath(const QString&);
 };

src/Core/FileMonitor/FileMonitor.cpp

@@ -6,41 +6,41 @@ FileMonitor::FileMonitor(QString path,
   std::chrono::duration<int, std::milli> delay)
   : m_path(path), m_delay(delay) {
 
-  for (auto &file :
-       std::filesystem::recursive_directory_iterator(m_path.toStdString())) {
-    m_paths[QString::fromStdString(file.path().string())] =
+  for (auto& file :
+    std::filesystem::directory_iterator(m_path.toStdString( ))) {
+    m_paths[QString::fromStdString(file.path( ).string( ))] =
       std::filesystem::last_write_time(file);
   }
 }
 
-void FileMonitor::start(const QString path) {
+void FileMonitor::start( ) {
   while (m_running) {
     std::this_thread::sleep_for(m_delay);
 
-    auto pbegin = m_paths.begin();
-    while (pbegin != m_paths.end()) {
-      if (!std::filesystem::exists(pbegin->first.toStdString())) {
+    auto pbegin = m_paths.begin( );
+    while (pbegin != m_paths.end( )) {
+      if (!std::filesystem::exists(pbegin->first.toStdString( ))) {
         emit update(pbegin->first, FileEvent::erased);
         pbegin = m_paths.erase(pbegin);
       } else
         pbegin++;
     }
 
-    for (auto &file :
-         std::filesystem::recursive_directory_iterator(m_path.toStdString())) {
+    for (auto& file :
+      std::filesystem::directory_iterator(m_path.toStdString( ))) {
       auto curr_file_last_write = std::filesystem::last_write_time(file);
 
-      if (!contains(QString::fromStdString(file.path().string()))) {
-        m_paths[QString::fromStdString(file.path().string())] =
+      if (!contains(QString::fromStdString(file.path( ).string( )))) {
+        m_paths[QString::fromStdString(file.path( ).string( ))] =
           curr_file_last_write;
-        emit update(QString::fromStdString(file.path().string()),
+        emit update(QString::fromStdString(file.path( ).string( )),
           FileEvent::created);
       } else {
-        if (m_paths[QString::fromStdString(file.path().string())] !=
+        if (m_paths[QString::fromStdString(file.path( ).string( ))] !=
           curr_file_last_write) {
-          m_paths[QString::fromStdString(file.path().string())] =
+          m_paths[QString::fromStdString(file.path( ).string( ))] =
             curr_file_last_write;
-          emit update(QString::fromStdString(file.path().string()),
+          emit update(QString::fromStdString(file.path( ).string( )),
             FileEvent::modified);
         }
       }
@@ -48,8 +48,8 @@ void FileMonitor::start(const QString path) {
   }
 }
 
-void FileMonitor::stop() { m_running = false; }
+void FileMonitor::stop( ) { m_running = false; }
 
-bool FileMonitor::contains(const QString &key) {
-  return m_paths.find(key) != m_paths.end();
+bool FileMonitor::contains(const QString& key) {
+  return m_paths.find(key) != m_paths.end( );
 }

src/Core/FileMonitor/FileMonitor.hpp

@@ -14,20 +14,20 @@ public:
   std::chrono::duration<int, std::milli> m_delay;
 
   FileMonitor(QString path, std::chrono::duration<int, std::milli> delay);
-  ~FileMonitor() = default;
+  ~FileMonitor( ) = default;
 
   void SetPath(QString path) { m_path = path; }
 
 public slots:
-  void start(const QString path);
-  void stop();
+  void start( );
+  void stop( );
 
 private:
   std::unordered_map<QString, std::filesystem::file_time_type> m_paths;
   bool m_running;
   QString m_path;
 
-  bool contains(const QString &key);
+  bool contains(const QString& key);
 
 signals:
   void update(const QString path, const FileEvent);

src/View/MainWidget/MainWidget.cpp

@@ -0,0 +1,15 @@
+#include "MainWidget.hpp"
+
+MainWidget::MainWidget(QWidget* parent) {
+
+	auto path_mainContentLayout = std::make_shared<QHBoxLayout>(this);
+	auto fileTree_fileGridLayout = std::make_shared<QVBoxLayout>(this);
+
+	path_mainContentLayout->addLayout(fileTree_fileGridLayout.get( ));
+
+	setLayout(path_mainContentLayout.get( ));
+
+	auto fmc = new FileController( );
+}
+
+MainWidget::~MainWidget( ) { }

src/View/MainWidget/MainWidget.hpp

@@ -1,15 +1,16 @@
 #pragma once
 
 #include <QLayout>
+#include <QLabel>
 #include <QWidget>
-#include <qboxlayout.h>
-#include <qtmetamacros.h>
+
+#include "../../Controller/FileController/FileController.hpp"
 
 class MainWidget : public QWidget {
   Q_OBJECT
 public:
-  MainWidget() = default;
-  ~MainWidget() = default;
+  MainWidget(QWidget* parent = nullptr);
+  ~MainWidget( );
 
 private:
 };

src/View/MainWindow/MainWindow.cpp

@@ -1,5 +1,12 @@
 #include "MainWindow.hpp"
 
-MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) {}
+MainWindow::MainWindow(QWidget* parent)
+	: QMainWindow(parent), m_mainWidget(std::make_shared<MainWidget>( )) {
+	setWindowTitle("QutieFM");
 
-MainWindow::~MainWindow() {}
+	setObjectName("MainWindow");
+
+	this->setCentralWidget(m_mainWidget.get( ));
+}
+
+MainWindow::~MainWindow( ) { }

src/View/MainWindow/MainWindow.hpp

@@ -2,11 +2,15 @@
 
 #include <QMainWindow>
 
+#include "../MainWidget/MainWidget.hpp"
+
 class MainWindow : public QMainWindow {
   Q_OBJECT
 public:
-  MainWindow(QWidget *parent = nullptr);
-  ~MainWindow();
+  MainWindow(QWidget* parent = nullptr);
+  ~MainWindow( );
 
 private:
+
+  std::shared_ptr<MainWidget> m_mainWidget;
 };