Qt: Add recent game list clearing (closes #1380)

CHANGES

@@ -19,6 +19,7 @@ Features:
  - GBA Cheats: Add support for loading EZ Flash-style cht files
  - Support for unlicensed Wisdom Tree Game Boy mapper
  - Qt: Add export button for tile view (closes mgba.io/i/1507)
+ - Qt: Add recent game list clearing (closes mgba.io/i/1380)
 Emulation fixes:
  - GBA: All IRQs have 7 cycle delay (fixes mgba.io/i/539, mgba.io/i/1208)
  - GBA: Reset now reloads multiboot ROMs

src/platform/qt/Window.cpp

@@ -1702,6 +1702,11 @@ void Window::appendMRU(const QString& fname) {
 	updateMRU();
 }
 
+void Window::clearMRU() {
+	m_mruFiles.clear();
+	updateMRU();
+}
+
 void Window::updateMRU() {
 	m_actions.clearMenu("mru");
 	int i = 0;
@@ -1714,6 +1719,9 @@ void Window::updateMRU() {
 	}
 	m_config->setMRU(m_mruFiles);
 	m_config->write();
+	m_actions.addSeparator("mru");
+	m_actions.addAction(tr("Clear"), "resetMru", this, &Window::clearMRU, "mru");
+
 	m_actions.rebuildMenu(menuBar(), this, *m_shortcutController);
 }
 

src/platform/qt/Window.h

@@ -154,6 +154,7 @@ private:
 	void detachWidget(QWidget* widget);
 
 	void appendMRU(const QString& fname);
+	void clearMRU();
 	void updateMRU();
 
 	void openView(QWidget* widget);