Improved Comments

mainwindow.h

@@ -19,27 +19,27 @@ class MainWindow : public QMainWindow
 public:
     explicit MainWindow(QString version, QWidget *parent = nullptr);
     ~MainWindow() override;
-    void check_database();
+    void check_database(); //Shows dialog to make a new database if it doesn't exist
 
 protected:
-    passman password_manager;
-    bool saved = true;
-    int password_length = 20;
-    void closeEvent(QCloseEvent *event) override;
+    passman password_manager; //Password manager object
+    bool saved = true; //Indicates if all the database changes has been saved
+    int password_length = 20; //Used by the password generator
+    void closeEvent(QCloseEvent *event) override; //Executes when user tries to close the app
 
 protected slots:
-    void decrypt_database();
-    void backup_database();
-    void save_database();
-    void add_entry();
-    void remove_entry();
-    void generate_password();
-    void search(const QString &input);
+    void decrypt_database(); //Executes when user clicks on decrypt database button
+    void backup_database(); //Executes when user clicks on backup database button
+    void save_database(); //Executes when user clicks on save database button
+    void add_entry(); //Executes when user clicks on add entry button
+    void remove_entry(); //Executes when user clicks on remove entry button
+    void generate_password(); //Executes when user clicks on generate password button
+    void search(const QString &input); //Executes when user changes
 
 private slots:
-    void on_spinBoxPasswordLength_valueChanged(int arg1);
-    void on_tableWidgetCredentials_itemChanged();
-    void on_tableWidgetCredentials_itemSelectionChanged();
+    void on_spinBoxPasswordLength_valueChanged(int arg1); //Executes when password length spinbox has been changed
+    void on_tableWidgetCredentials_itemChanged(); //Executes when database entry has been changed
+    void on_tableWidgetCredentials_itemSelectionChanged(); //Executes when database entry selection has been changed
 
 private:
     Ui::MainWindow *ui;