simplify (thx raziel)

src/qt_gui/game_grid_frame.cpp

@@ -37,7 +37,6 @@ GameGridFrame::GameGridFrame(std::shared_ptr<GameInfoClass> game_info_get, QWidg
         crtColumn = this->currentColumn();
         columnCnt = this->columnCount();
     });
-    connect(this, &QTableWidget::cellDoubleClicked, this, &MainWindow::StartGame);
 }
 
 void GameGridFrame::PopulateGameGrid(QVector<GameInfo> m_games_search, bool fromSearch) {

src/qt_gui/game_grid_frame.h

@@ -19,7 +19,6 @@
 #include "game_info.h"
 #include "game_list_utils.h"
 #include "gui_context_menus.h"
-#include "main_window.h"
 
 class GameGridFrame : public QTableWidget {
     Q_OBJECT

src/qt_gui/game_list_frame.cpp

@@ -54,8 +54,6 @@ GameListFrame::GameListFrame(std::shared_ptr<GameInfoClass> game_info_get, QWidg
     connect(this->horizontalScrollBar(), &QScrollBar::valueChanged, this,
             &GameListFrame::RefreshListBackgroundImage);
 
-    connect(this, &QTableWidget::cellDoubleClicked, this, &MainWindow::StartGame);
-
     this->horizontalHeader()->setSortIndicatorShown(true);
     this->horizontalHeader()->setSectionsClickable(true);
     QObject::connect(

src/qt_gui/game_list_frame.h

@@ -20,7 +20,6 @@
 #include "game_info.h"
 #include "game_list_utils.h"
 #include "gui_context_menus.h"
-#include "main_window.h"
 
 class GameListFrame : public QTableWidget {
     Q_OBJECT

src/qt_gui/main_window.cpp

@@ -180,6 +180,9 @@ void MainWindow::CreateConnects() {
     });
 
     connect(ui->playButton, &QPushButton::clicked, this, &MainWindow::StartGame);
+    connect(m_game_list_grid.get(), &QTableWidget::cellDoubleClicked, this, &MainWindow::StartGame);
+    connect(m_game_list_frame.get(), &QTableWidget::cellDoubleClicked, this,
+            &MainWindow::StartGame);
 
     connect(ui->setIconSizeTinyAct, &QAction::triggered, this, [this]() {
         if (isTableList) {