Backport LAN (#2131)

backport the old LAN feature to the modern melonDS codebase.

src/frontend/qt_sdl/LANDialog.h

@@ -0,0 +1,117 @@
+/*
+    Copyright 2016-2024 melonDS team
+
+    This file is part of melonDS.
+
+    melonDS is free software: you can redistribute it and/or modify it under
+    the terms of the GNU General Public License as published by the Free
+    Software Foundation, either version 3 of the License, or (at your option)
+    any later version.
+
+    melonDS is distributed in the hope that it will be useful, but WITHOUT ANY
+    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+    FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with melonDS. If not, see http://www.gnu.org/licenses/.
+*/
+
+#ifndef LANDIALOG_H
+#define LANDIALOG_H
+
+#include <QDialog>
+#include <QMutex>
+#include <QItemSelection>
+
+#include "types.h"
+
+namespace Ui
+{
+    class LANStartHostDialog;
+    class LANStartClientDialog;
+    class LANDialog;
+}
+
+class LANStartHostDialog : public QDialog
+{
+Q_OBJECT
+
+public:
+    explicit LANStartHostDialog(QWidget* parent);
+    ~LANStartHostDialog();
+
+    static LANStartHostDialog* openDlg(QWidget* parent)
+    {
+        LANStartHostDialog* dlg = new LANStartHostDialog(parent);
+        dlg->open();
+        return dlg;
+    }
+
+private slots:
+    void done(int r);
+
+private:
+    Ui::LANStartHostDialog* ui;
+};
+
+class LANStartClientDialog : public QDialog
+{
+Q_OBJECT
+
+public:
+    explicit LANStartClientDialog(QWidget* parent);
+    ~LANStartClientDialog();
+
+    static LANStartClientDialog* openDlg(QWidget* parent)
+    {
+        LANStartClientDialog* dlg = new LANStartClientDialog(parent);
+        dlg->open();
+        return dlg;
+    }
+
+protected:
+    void timerEvent(QTimerEvent* event) override;
+
+private slots:
+    void onGameSelectionChanged(const QItemSelection& cur, const QItemSelection& prev);
+    void on_tvAvailableGames_doubleClicked(QModelIndex index);
+    void onDirectConnect();
+    void done(int r);
+
+    void doUpdateDiscoveryList();
+
+private:
+    Ui::LANStartClientDialog* ui;
+    int timerID;
+};
+
+class LANDialog : public QDialog
+{
+Q_OBJECT
+
+public:
+    explicit LANDialog(QWidget* parent);
+    ~LANDialog();
+
+    static LANDialog* openDlg(QWidget* parent)
+    {
+        LANDialog* dlg = new LANDialog(parent);
+        dlg->show();
+        return dlg;
+    }
+
+protected:
+    void timerEvent(QTimerEvent* event) override;
+
+private slots:
+    void on_btnLeaveGame_clicked();
+    void done(int r);
+
+    void doUpdatePlayerList();
+
+private:
+    Ui::LANDialog* ui;
+    int timerID;
+};
+
+#endif // LANDIALOG_H