AdvancedPane: Add a button to restore default settings

Source/Core/DolphinQt/Settings/AdvancedPane.cpp

@@ -17,6 +17,9 @@
 #include <QVBoxLayout>
 #include <cmath>
 
+#include "Common/Config/Config.h"
+#include "Common/Config/Enums.h"
+#include "Common/FileUtil.h"
 #include "Core/Config/MainSettings.h"
 #include "Core/ConfigManager.h"
 #include "Core/Core.h"
@@ -28,10 +31,15 @@
 #include "DolphinQt/Config/ConfigControls/ConfigBool.h"
 #include "DolphinQt/Config/ConfigControls/ConfigFloatSlider.h"
 #include "DolphinQt/Config/ConfigControls/ConfigSlider.h"
+#include "DolphinQt/QtUtils/AnalyticsPrompt.h"
+#include "DolphinQt/QtUtils/ModalMessageBox.h"
+#include "DolphinQt/QtUtils/NonDefaultQPushButton.h"
 #include "DolphinQt/QtUtils/QtUtils.h"
 #include "DolphinQt/QtUtils/SignalBlocking.h"
 #include "DolphinQt/Settings.h"
 
+#include "UICommon/UICommon.h"
+
 static const std::map<PowerPC::CPUCore, const char*> CPU_CORE_NAMES = {
     {PowerPC::CPUCore::Interpreter, QT_TR_NOOP("Interpreter (slowest)")},
     {PowerPC::CPUCore::CachedInterpreter, QT_TR_NOOP("Cached Interpreter (slower)")},
@@ -284,6 +292,15 @@ void AdvancedPane::CreateLayout()
          "your current system time."
          "<br><br><dolphin_emphasis>If unsure, leave this unchecked.</dolphin_emphasis>"));
 
+  auto* reset_group = new QGroupBox(tr("Reset Dolphin Settings"));
+  reset_group->setLayout(new QVBoxLayout());
+  main_layout->addWidget(reset_group);
+
+  m_reset_button = new NonDefaultQPushButton(tr("Reset All Settings"));
+  connect(m_reset_button, &QPushButton::clicked, this, &AdvancedPane::OnResetButtonClicked);
+
+  reset_group->layout()->addWidget(m_reset_button);
+
   main_layout->addStretch(1);
 }
 
@@ -366,4 +383,30 @@ void AdvancedPane::Update()
   initial_date_time.setSecsSinceEpoch(Config::Get(Config::MAIN_CUSTOM_RTC_VALUE));
   m_custom_rtc_datetime->setEnabled(enable_custom_rtc_widgets);
   SignalBlocking(m_custom_rtc_datetime)->setDateTime(initial_date_time);
+
+  m_reset_button->setEnabled(is_uninitialized);
+}
+
+void AdvancedPane::OnResetButtonClicked()
+{
+  if (ModalMessageBox::question(
+          this, tr("Reset Dolphin Settings"),
+          tr("Are you sure you want to restore all Dolphin settings to their default "
+             "values? This action cannot be undone!\n"
+             "All customizations or changes you have made will be lost.\n\n"
+             "Do you want to proceed?"),
+          ModalMessageBox::StandardButtons(ModalMessageBox::Yes | ModalMessageBox::No),
+          ModalMessageBox::No, Qt::WindowModality::WindowModal) == ModalMessageBox::No)
+  {
+    return;
+  }
+
+  SConfig::ResetAllSettings();
+  UICommon::SetUserDirectory(File::GetUserPath(D_USER_IDX));
+
+  emit Settings::Instance().ConfigChanged();
+
+#if defined(USE_ANALYTICS) && USE_ANALYTICS
+  ShowAnalyticsPrompt(this);
+#endif
 }

Source/Core/DolphinQt/Settings/AdvancedPane.h

@@ -3,8 +3,7 @@
 
 #pragma once
 
-#include <vector>
-
+#include <QPushButton>
 #include <QWidget>
 
 class ConfigBool;
@@ -34,6 +33,8 @@ private:
   void ConnectLayout();
   void Update();
 
+  void OnResetButtonClicked();
+
   QComboBox* m_cpu_emulation_engine_combobox;
   ConfigBool* m_enable_mmu_checkbox;
   ConfigBool* m_pause_on_panic_checkbox;
@@ -54,4 +55,6 @@ private:
   QLabel* m_mem1_label;
   ConfigSliderU32* m_mem2_override_slider;
   QLabel* m_mem2_label;
+
+  QPushButton* m_reset_button;
 };