GUI: Add settings for keyboard mapping (#174)

gui/include/settingskeycapturedialog.h

@@ -0,0 +1,37 @@
+/*
+ * This file is part of Chiaki.
+ *
+ * Chiaki 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.
+ *
+ * Chiaki 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 Chiaki.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef CHIAKI_SETTINGSKEYCAPTUREDIALOG_H
+#define CHIAKI_SETTINGSKEYCAPTUREDIALOG_H
+
+#include <QDialog>
+
+class SettingsKeyCaptureDialog : public QDialog
+{
+	Q_OBJECT
+
+	signals:
+		void KeyCaptured(Qt::Key);
+
+	protected:
+		void keyReleaseEvent(QKeyEvent *event) override;
+
+	public:
+		explicit SettingsKeyCaptureDialog(QWidget *parent = nullptr);
+};
+
+#endif // CHIAKI_SETTINGSKEYCAPTUREDIALOG_H