lay base for video settings dialog

src/frontend/qt_sdl/VideoSettingsDialog.h

@@ -0,0 +1,67 @@
+/*
+    Copyright 2016-2020 Arisotura
+
+    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 VIDEOSETTINGSDIALOG_H
+#define VIDEOSETTINGSDIALOG_H
+
+#include <QDialog>
+#include <QButtonGroup>
+
+namespace Ui { class VideoSettingsDialog; }
+class VideoSettingsDialog;
+
+class VideoSettingsDialog : public QDialog
+{
+    Q_OBJECT
+
+public:
+    explicit VideoSettingsDialog(QWidget* parent);
+    ~VideoSettingsDialog();
+
+    static VideoSettingsDialog* currentDlg;
+    static VideoSettingsDialog* openDlg(QWidget* parent)
+    {
+        if (currentDlg)
+        {
+            currentDlg->activateWindow();
+            return currentDlg;
+        }
+
+        currentDlg = new VideoSettingsDialog(parent);
+        currentDlg->show();
+        return currentDlg;
+    }
+    static void closeDlg()
+    {
+        currentDlg = nullptr;
+    }
+
+private slots:
+    void on_VideoSettingsDialog_accepted();
+    void on_VideoSettingsDialog_rejected();
+
+    //
+
+private:
+    Ui::VideoSettingsDialog* ui;
+
+    QButtonGroup* grp3DRenderer;
+};
+
+#endif // VIDEOSETTINGSDIALOG_H
+