Make all single-argument constructors explicit

src/common/binary_reader_writer.h

@@ -16,7 +16,7 @@ class BinarySpanReader
 {
 public:
   BinarySpanReader();
-  BinarySpanReader(std::span<const u8> buf);
+  explicit BinarySpanReader(std::span<const u8> buf);
 
   BinarySpanReader(const BinarySpanReader&) = delete;
   BinarySpanReader& operator=(const BinarySpanReader&) = delete;
@@ -146,7 +146,7 @@ class BinarySpanWriter
 {
 public:
   BinarySpanWriter();
-  BinarySpanWriter(std::span<u8> buf);
+  explicit BinarySpanWriter(std::span<u8> buf);
 
   BinarySpanWriter(const BinarySpanWriter&) = delete;
   BinarySpanWriter& operator=(const BinarySpanWriter&) = delete;
@@ -217,7 +217,7 @@ class BinaryFileReader
 {
 public:
   BinaryFileReader();
-  BinaryFileReader(std::FILE* fp);
+  explicit BinaryFileReader(std::FILE* fp);
 
   BinaryFileReader(const BinaryFileReader&) = delete;
   BinaryFileReader& operator=(const BinaryFileReader&) = delete;
@@ -308,7 +308,7 @@ class BinaryFileWriter
 {
 public:
   BinaryFileWriter();
-  BinaryFileWriter(std::FILE* fp);
+  explicit BinaryFileWriter(std::FILE* fp);
 
   BinaryFileWriter(const BinaryFileWriter&) = delete;
   BinaryFileWriter& operator=(const BinaryFileWriter&) = delete;

src/common/dynamic_library.h

@@ -19,7 +19,7 @@ public:
   DynamicLibrary();
 
   /// Automatically loads the specified library. Call IsOpen() to check validity before use.
-  DynamicLibrary(const char* filename);
+  explicit DynamicLibrary(const char* filename);
 
   /// Move constructor, transfers ownership.
   DynamicLibrary(DynamicLibrary&& move);

src/common/file_system.h

@@ -165,8 +165,8 @@ class POSIXLock
 {
 public:
   POSIXLock();
-  POSIXLock(int fd, bool block = true, Error* error = nullptr);
-  POSIXLock(std::FILE* fp, bool block = true, Error* error = nullptr);
+  explicit POSIXLock(int fd, bool block = true, Error* error = nullptr);
+  explicit POSIXLock(std::FILE* fp, bool block = true, Error* error = nullptr);
   POSIXLock(POSIXLock&& move);
   POSIXLock(const POSIXLock&) = delete;
   ~POSIXLock();

src/common/heap_array.h

@@ -167,7 +167,7 @@ public:
   using this_type = DynamicHeapArray<T, alignment>;
 
   DynamicHeapArray() : m_data(nullptr), m_size(0) {}
-  DynamicHeapArray(size_t size) { internal_resize(size, nullptr, 0); }
+  explicit DynamicHeapArray(size_t size) { internal_resize(size, nullptr, 0); }
   DynamicHeapArray(const T* begin, const T* end)
   {
     const size_t size = reinterpret_cast<const char*>(end) - reinterpret_cast<const char*>(begin);
@@ -195,7 +195,7 @@ public:
       m_size = 0;
     }
   }
-  DynamicHeapArray(const std::span<const T> data)
+  explicit DynamicHeapArray(const std::span<const T> data)
   {
     if (!data.empty())
     {

src/common/perf_scope.h

@@ -8,7 +8,7 @@
 class PerfScope
 {
 public:
-  constexpr PerfScope(const char* prefix) : m_prefix(prefix) {}
+  constexpr explicit PerfScope(const char* prefix) : m_prefix(prefix) {}
   bool HasPrefix() const { return (m_prefix && m_prefix[0]); }
 
   void Register(const void* ptr, size_t size, const char* symbol);

src/core/analog_controller.h

@@ -60,7 +60,7 @@ public:
 
   static const Controller::ControllerInfo INFO;
 
-  AnalogController(u32 index);
+  explicit AnalogController(u32 index);
   ~AnalogController() override;
 
   static std::unique_ptr<AnalogController> Create(u32 index);

src/core/cheats.cpp

@@ -32,7 +32,7 @@ namespace {
 class CheatFileReader
 {
 public:
-  CheatFileReader(const std::string_view contents) : m_contents(contents) {}
+  explicit CheatFileReader(const std::string_view contents) : m_contents(contents) {}
 
   ALWAYS_INLINE size_t GetCurrentOffset() const { return m_current_offset; }
   ALWAYS_INLINE size_t GetCurrentLineOffset() const { return m_current_line_offset; }
@@ -178,7 +178,7 @@ public:
   };
 
 public:
-  CheatCode(Metadata metadata);
+  explicit CheatCode(Metadata metadata);
   virtual ~CheatCode();
 
   ALWAYS_INLINE const Metadata& GetMetadata() const { return m_metadata; }
@@ -2034,7 +2034,7 @@ namespace {
 class GamesharkCheatCode final : public CheatCode
 {
 public:
-  GamesharkCheatCode(Metadata metadata);
+  explicit GamesharkCheatCode(Metadata metadata);
   ~GamesharkCheatCode() override;
 
   static std::unique_ptr<GamesharkCheatCode> Parse(Metadata metadata, const std::string_view data, Error* error);

src/core/controller.h

@@ -53,7 +53,7 @@ public:
   static constexpr float DEFAULT_STICK_SENSITIVITY = 1.33f;
   static constexpr float DEFAULT_BUTTON_DEADZONE = 0.25f;
 
-  Controller(u32 index);
+  explicit Controller(u32 index);
   virtual ~Controller();
 
   /// Returns the type of controller.

src/core/ddgo_controller.h

@@ -57,7 +57,7 @@ public:
 
   static const Controller::ControllerInfo INFO;
 
-  DDGoController(u32 index);
+  explicit DDGoController(u32 index);
   ~DDGoController() override;
 
   static std::unique_ptr<DDGoController> Create(u32 index);

src/core/fullscreen_ui.h

@@ -84,7 +84,7 @@ void SetStandardSelectionFooterText(bool back_instead_of_cancel);
 class BackgroundProgressCallback final : public ProgressCallback
 {
 public:
-  BackgroundProgressCallback(std::string name);
+  explicit BackgroundProgressCallback(std::string name);
   ~BackgroundProgressCallback() override;
 
   void SetStatusText(const std::string_view text) override;

src/core/gpu_sw.h

@@ -17,7 +17,7 @@
 class GPU_SW final : public GPUBackend
 {
 public:
-  GPU_SW(GPUPresenter& presenter);
+  explicit GPU_SW(GPUPresenter& presenter);
   ~GPU_SW() override;
 
   bool Initialize(bool upload_vram, Error* error) override;

src/core/guncon.h

@@ -27,7 +27,7 @@ public:
 
   static const Controller::ControllerInfo INFO;
 
-  GunCon(u32 index);
+  explicit GunCon(u32 index);
   ~GunCon() override;
 
   static std::unique_ptr<GunCon> Create(u32 index);

src/core/jogcon.h

@@ -43,7 +43,7 @@ public:
 
   static const Controller::ControllerInfo INFO;
 
-  JogCon(u32 index);
+  explicit JogCon(u32 index);
   ~JogCon() override;
 
   static std::unique_ptr<JogCon> Create(u32 index);

src/core/negcon.h

@@ -81,7 +81,7 @@ public:
 
   static const Controller::ControllerInfo INFO;
 
-  NeGcon(u32 index);
+  explicit NeGcon(u32 index);
   ~NeGcon() override;
 
   static std::unique_ptr<NeGcon> Create(u32 index);

src/core/negcon_rumble.h

@@ -49,7 +49,7 @@ public:
 
   static const Controller::ControllerInfo INFO;
 
-  NeGconRumble(u32 index);
+  explicit NeGconRumble(u32 index);
   ~NeGconRumble() override;
 
   static std::unique_ptr<NeGconRumble> Create(u32 index);

src/core/playstation_mouse.h

@@ -23,7 +23,7 @@ public:
 
   static const Controller::ControllerInfo INFO;
 
-  PlayStationMouse(u32 index);
+  explicit PlayStationMouse(u32 index);
   ~PlayStationMouse() override;
 
   static std::unique_ptr<PlayStationMouse> Create(u32 index);

src/duckstation-qt/controllerbindingwidgets.h

@@ -78,7 +78,7 @@ class ControllerMacroWidget : public QWidget
   Q_OBJECT
 
 public:
-  ControllerMacroWidget(ControllerBindingWidget* parent);
+  explicit ControllerMacroWidget(ControllerBindingWidget* parent);
   ~ControllerMacroWidget();
 
   void updateListItem(u32 index);
@@ -133,7 +133,7 @@ class ControllerCustomSettingsWidget : public QWidget
   Q_OBJECT
 
 public:
-  ControllerCustomSettingsWidget(ControllerBindingWidget* parent);
+  explicit ControllerCustomSettingsWidget(ControllerBindingWidget* parent);
   ~ControllerCustomSettingsWidget();
 
   void createSettingWidgets(ControllerBindingWidget* parent, QWidget* parent_widget, QGridLayout* layout,

src/duckstation-qt/debuggermodels.h

@@ -20,7 +20,7 @@ class DebuggerCodeModel final : public QAbstractTableModel
   Q_OBJECT
 
 public:
-  DebuggerCodeModel(QObject* parent = nullptr);
+  explicit DebuggerCodeModel(QObject* parent = nullptr);
   ~DebuggerCodeModel() override;
 
   int rowCount(const QModelIndex& parent = QModelIndex()) const override;
@@ -61,7 +61,7 @@ class DebuggerRegistersModel final : public QAbstractListModel
   Q_OBJECT
 
 public:
-  DebuggerRegistersModel(QObject* parent = nullptr);
+  explicit DebuggerRegistersModel(QObject* parent = nullptr);
   ~DebuggerRegistersModel() override;
 
   int rowCount(const QModelIndex& parent = QModelIndex()) const override;
@@ -82,7 +82,7 @@ class DebuggerStackModel final : public QAbstractListModel
   Q_OBJECT
 
 public:
-  DebuggerStackModel(QObject* parent = nullptr);
+  explicit DebuggerStackModel(QObject* parent = nullptr);
   ~DebuggerStackModel() override;
 
   int rowCount(const QModelIndex& parent = QModelIndex()) const override;
@@ -98,7 +98,7 @@ class DebuggerAddBreakpointDialog final : public QDialog
   Q_OBJECT
 
 public:
-  DebuggerAddBreakpointDialog(QWidget* parent = nullptr);
+  explicit DebuggerAddBreakpointDialog(QWidget* parent = nullptr);
   ~DebuggerAddBreakpointDialog() override;
 
   u32 getAddress() const { return m_address; }

src/duckstation-qt/gamelistrefreshthread.h

@@ -3,7 +3,6 @@
 
 #pragma once
 
-#include <QtCore/QSemaphore>
 #include <QtCore/QThread>
 
 #include "common/progress_callback.h"
@@ -14,7 +13,7 @@ class GameListRefreshThread;
 class AsyncRefreshProgressCallback : public ProgressCallback
 {
 public:
-  AsyncRefreshProgressCallback(GameListRefreshThread* parent);
+  explicit AsyncRefreshProgressCallback(GameListRefreshThread* parent);
 
   float timeSinceStart() const;
 
@@ -46,7 +45,7 @@ class GameListRefreshThread final : public QThread
   Q_OBJECT
 
 public:
-  GameListRefreshThread(bool invalidate_cache);
+  explicit GameListRefreshThread(bool invalidate_cache);
   ~GameListRefreshThread();
 
   float timeSinceStart() const;
@@ -58,7 +57,7 @@ Q_SIGNALS:
   void refreshComplete();
 
 protected:
-  void run();
+  void run() final;
 
 private:
   AsyncRefreshProgressCallback m_progress;

src/duckstation-qt/gamelistwidget.cpp

@@ -1037,7 +1037,7 @@ namespace {
 class GameListCenterIconStyleDelegate final : public QStyledItemDelegate
 {
 public:
-  GameListCenterIconStyleDelegate(QWidget* parent) : QStyledItemDelegate(parent) {}
+  explicit GameListCenterIconStyleDelegate(QWidget* parent) : QStyledItemDelegate(parent) {}
   ~GameListCenterIconStyleDelegate() = default;
 
   void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const override

src/duckstation-qt/gamelistwidget.h

@@ -210,7 +210,7 @@ class GameListWidget final : public QWidget
   Q_OBJECT
 
 public:
-  GameListWidget(QWidget* parent = nullptr);
+  explicit GameListWidget(QWidget* parent = nullptr);
   ~GameListWidget();
 
   ALWAYS_INLINE GameListModel* getModel() const { return m_model; }

src/duckstation-qt/inputbindingwidgets.h

@@ -17,7 +17,7 @@ class InputBindingWidget : public QPushButton
   Q_OBJECT
 
 public:
-  InputBindingWidget(QWidget* parent);
+  explicit InputBindingWidget(QWidget* parent);
   InputBindingWidget(QWidget* parent, SettingsInterface* sif, InputBindingInfo::Type bind_type,
                      std::string section_name, std::string key_name);
   ~InputBindingWidget();
@@ -76,7 +76,7 @@ class InputVibrationBindingWidget : public QPushButton
   Q_OBJECT
 
 public:
-  InputVibrationBindingWidget(QWidget* parent);
+  explicit InputVibrationBindingWidget(QWidget* parent);
   InputVibrationBindingWidget(QWidget* parent, ControllerSettingsWindow* dialog, std::string section_name,
                               std::string key_name);
   ~InputVibrationBindingWidget();

src/duckstation-qt/isobrowserwindow.h

@@ -12,7 +12,7 @@ class ISOBrowserWindow : public QWidget
   Q_OBJECT
 
 public:
-  ISOBrowserWindow(QWidget* parent = nullptr);
+  explicit ISOBrowserWindow(QWidget* parent = nullptr);
   ~ISOBrowserWindow();
 
   static ISOBrowserWindow* createAndOpenFile(QWidget* parent, const QString& path);

src/duckstation-qt/qthost.h

@@ -281,7 +281,7 @@ public:
 
   using DeviceList = QList<Device>;
 
-  InputDeviceListModel(QObject* parent = nullptr);
+  explicit InputDeviceListModel(QObject* parent = nullptr);
   ~InputDeviceListModel() override;
 
   // Safe to access on UI thread.
@@ -325,7 +325,7 @@ Q_SIGNALS:
   void completed(QtAsyncTask* self);
 
 private:
-  QtAsyncTask(WorkCallback callback);
+  explicit QtAsyncTask(WorkCallback callback);
 
   std::variant<WorkCallback, CompletionCallback> m_callback;
 };

src/duckstation-qt/qtprogresscallback.h

@@ -16,7 +16,7 @@ class QtModalProgressCallback final : public QObject, public ProgressCallback
   Q_OBJECT
 
 public:
-  QtModalProgressCallback(QWidget* parent_widget, float show_delay = 0.0f);
+  explicit QtModalProgressCallback(QWidget* parent_widget, float show_delay = 0.0f);
   ~QtModalProgressCallback();
 
   QProgressDialog& GetDialog() { return m_dialog; }
@@ -53,7 +53,7 @@ class QtAsyncProgressThread : public QThread, public ProgressCallback
   Q_OBJECT
 
 public:
-  QtAsyncProgressThread(QWidget* parent);
+  explicit QtAsyncProgressThread(QWidget* parent);
   ~QtAsyncProgressThread();
 
   bool IsCancelled() const override;

src/duckstation-qt/selectdiscdialog.h

@@ -14,7 +14,7 @@ class SelectDiscDialog final : public QDialog
   Q_OBJECT
 
 public:
-  SelectDiscDialog(const std::string& disc_set_name, QWidget* parent = nullptr);
+  explicit SelectDiscDialog(const std::string& disc_set_name, QWidget* parent = nullptr);
   ~SelectDiscDialog();
 
   ALWAYS_INLINE const std::string& getSelectedDiscPath() { return m_selected_path; }

src/updater/updater.h

@@ -10,7 +10,7 @@
 class Updater
 {
 public:
-  Updater(ProgressCallback* progress);
+  explicit Updater(ProgressCallback* progress);
   ~Updater();
 
   bool Initialize(std::string staging_directory, std::string destination_directory);

src/util/cd_image_cue.cpp

@@ -28,7 +28,7 @@ namespace {
 class TrackFileInterface
 {
 public:
-  TrackFileInterface(std::string filename);
+  explicit TrackFileInterface(std::string filename);
   virtual ~TrackFileInterface();
 
   ALWAYS_INLINE const std::string& GetFileName() const { return m_filename; }

src/util/gpu_device.h

@@ -172,7 +172,7 @@ IMPLEMENT_ENUM_CLASS_BITWISE_OPERATORS(GPUDriverType);
 class GPUShader
 {
 public:
-  GPUShader(GPUShaderStage stage);
+  explicit GPUShader(GPUShaderStage stage);
   virtual ~GPUShader();
 
   static const char* GetStageName(GPUShaderStage stage);

src/util/postprocessing.h

@@ -114,7 +114,7 @@ void ClearStages(SettingsInterface& si, const char* section);
 class Chain final
 {
 public:
-  Chain(const char* section);
+  explicit Chain(const char* section);
   ~Chain();
 
   ALWAYS_INLINE bool HasStages() const { return !m_stages.empty(); }

src/util/postprocessing_shader.h

@@ -27,7 +27,7 @@ class Shader
 {
 public:
   Shader();
-  Shader(std::string name);
+  explicit Shader(std::string name);
   virtual ~Shader();
 
   ALWAYS_INLINE const std::string& GetName() const { return m_name; }