Made bluetooth related features optional to save some storage

platformio.ini

@@ -20,7 +20,6 @@ platform_packages =
 lib_deps =
     TFT_eSPI
     https://github.com/Ferdi265/cxx-ring-buffer
-    https://github.com/0xFEEDC0DE64/optional
 
 lib_compat_mode = strict
 build_unflags =
@@ -152,7 +151,8 @@ build_flags =
   -DDEFAULT_GASMAX=3700
   -DDEFAULT_BREMSMIN=1300
   -DDEFAULT_BREMSMAX=4000
-  -DFEATURE_BMS
+;  -DFEATURE_BLUETOOTH
+;  -DFEATURE_BMS
 ;  -DFEATURE_GAMETRAK
 ;  -DPINS_GAMETRAKX=34
 ;  -DPINS_GAMETRAKY=39

src/actions/bluetoothbeginaction.h

@@ -6,6 +6,7 @@
 #include "globals.h"
 
 namespace {
+#ifdef FEATURE_BLUETOOTH
 class BluetoothBeginAction : public virtual ActionInterface
 {
 public:
@@ -18,4 +19,5 @@ public:
         }
     }
 };
+#endif
 }

src/actions/bluetoothbeginmasteraction.h

@@ -6,6 +6,7 @@
 #include "globals.h"
 
 namespace {
+#ifdef FEATURE_BLUETOOTH
 class BluetoothBeginMasterAction : public virtual ActionInterface
 {
 public:
@@ -18,4 +19,5 @@ public:
         }
     }
 };
+#endif
 }

src/actions/bluetoothconnectbmsaction.h

@@ -6,7 +6,7 @@
 #include "globals.h"
 
 namespace {
-#ifdef FEATURE_BMS
+#if defined(FEATURE_BLUETOOTH) && defined(FEATURE_BMS)
 class BluetoothConnectBmsAction : public virtual ActionInterface
 {
 public:

src/actions/bluetoothdisconnectaction.h

@@ -6,6 +6,7 @@
 #include "globals.h"
 
 namespace {
+#ifdef FEATURE_BLUETOOTH
 class BluetoothDisconnectAction : public virtual ActionInterface
 {
 public:
@@ -18,4 +19,5 @@ public:
         }
     }
 };
+#endif
 }

src/actions/bluetoothendaction.h

@@ -4,6 +4,7 @@
 #include "globals.h"
 
 namespace {
+#ifdef FEATURE_BLUETOOTH
 class BluetoothEndAction : public virtual ActionInterface
 {
 public:
@@ -12,4 +13,5 @@ public:
         bluetoothSerial.end();
     }
 };
+#endif
 }

src/actions/bluetoothflushaction.h

@@ -4,6 +4,7 @@
 #include "globals.h"
 
 namespace {
+#ifdef FEATURE_BLUETOOTH
 class BluetoothFlushAction : public virtual ActionInterface
 {
 public:
@@ -12,4 +13,5 @@ public:
         bluetoothSerial.flush();
     }
 };
+#endif
 }

src/bluetoothmode.h

@@ -3,10 +3,12 @@
 #include <cstdint>
 
 namespace {
+#ifdef FEATURE_BLUETOOTH
 enum class BluetoothMode : uint8_t
 {
     Off,
     Master,
     Slave
 };
+#endif
 }

src/bluetoothtexthelpers.h

@@ -5,6 +5,7 @@
 #include "utils.h"
 
 namespace {
+#ifdef FEATURE_BLUETOOTH
 template<const char *Ttext, typename TreturnType, TreturnType (BluetoothSerial::*Tmethod)()>
 using BluetoothStatusTextHelper = StatusTextHelper<Ttext, BluetoothSerial, &bluetoothSerial, TreturnType, Tmethod>;
 
@@ -34,4 +35,5 @@ class BluetoothIsReadyMasterText : public virtual TextInterface {
 public:
     String text() const override { return String{"isReady (M): "} + toString(bluetoothSerial.isReady(true)); }
 };
+#endif
 }

src/bmsutils.h

@@ -4,7 +4,7 @@
 #include "types.h"
 
 namespace {
-#ifdef FEATURE_BMS
+#if defined(FEATURE_BLUETOOTH) && defined(FEATURE_BMS)
 namespace bms {
 constexpr auto autoReconnect = false; // causes hangs when not available
 

src/changevaluedisplay.h

@@ -136,7 +136,9 @@ void ChangeValueDisplay<Tvalue>::confirm()
 }
 
 #include "changevaluedisplay_bool.h"
+#ifdef FEATURE_BLUETOOTH
 #include "changevaluedisplay_bluetoothmode.h"
+#endif
 #include "changevaluedisplay_controlmode.h"
 #include "changevaluedisplay_controltype.h"
 #include "changevaluedisplay_larsmmode_mode.h"

src/changevaluedisplay_bluetoothmode.h

@@ -8,9 +8,12 @@
 #include "actions/backproxyaction.h"
 #include "icons/back.h"
 #include "texts.h"
+#ifdef FEATURE_BLUETOOTH
 #include "bluetoothmode.h"
+#endif
 
 namespace {
+#ifdef FEATURE_BLUETOOTH
 template<>
 class ChangeValueDisplay<BluetoothMode> :
     public MenuDisplay,
@@ -83,4 +86,5 @@ void ChangeValueDisplay<BluetoothMode>::start()
         setSelectedIndex(4);
     }
 }
+#endif
 }

src/displays/bmsdisplay.h

@@ -14,7 +14,7 @@ class MetersDisplay;
 class StatusDisplay;
 }
 namespace {
-#ifdef FEATURE_BMS
+#if defined(FEATURE_BLUETOOTH) && defined(FEATURE_BMS)
 class BmsDisplay : public Display, public ConfirmActionInterface<SwitchScreenAction<MainMenu>>, public DummyBack
 {
 public:

src/displays/menus/bluetoothsettingsmenu.h

@@ -5,11 +5,13 @@
 #include "staticmenudefinition.h"
 #include "menuitem.h"
 #include "actions/dummyaction.h"
+#ifdef FEATURE_BLUETOOTH
 #include "actions/bluetoothbeginaction.h"
 #include "actions/bluetoothbeginmasteraction.h"
 #include "actions/bluetoothflushaction.h"
 #include "actions/bluetoothendaction.h"
 #include "actions/bluetoothdisconnectaction.h"
+#endif
 #include "actions/switchscreenaction.h"
 #include "bluetoothtexthelpers.h"
 #include "settingsaccessors.h"
@@ -21,6 +23,7 @@ class SettingsMenu;
 }
 
 namespace {
+#ifdef FEATURE_BLUETOOTH
 class BluetoothSettingsMenu;
 
 using AutoBluetoothModeChangeDisplay = makeComponent<
@@ -50,4 +53,5 @@ class BluetoothSettingsMenu :
         makeComponent<MenuItem, StaticText<TEXT_BACK>,                  SwitchScreenAction<SettingsMenu>, StaticMenuItemIcon<&icons::back>>
     >
 {};
+#endif
 }

src/displays/menus/bmsmenu.h

@@ -4,8 +4,10 @@
 #include "staticmenudefinition.h"
 #include "utils.h"
 #include "menuitem.h"
+#ifdef FEATURE_BLUETOOTH
 #include "actions/bluetoothconnectbmsaction.h"
 #include "actions/bluetoothdisconnectaction.h"
+#endif
 #include "actions/dummyaction.h"
 #include "actions/bmsturnonchargeaction.h"
 #include "actions/bmsturnoffchargeaction.h"
@@ -21,7 +23,7 @@ class MainMenu;
 }
 
 namespace {
-#ifdef FEATURE_BMS
+#if defined(FEATURE_BLUETOOTH) && defined(FEATURE_BMS)
 class BmsMenu :
     public MenuDisplay,
     public StaticText<TEXT_BMS>,

src/displays/menus/settingsmenu.h

@@ -9,7 +9,9 @@
 #include "actions/switchscreenaction.h"
 #include "checkboxicon.h"
 #include "icons/wifi.h"
+#ifdef FEATURE_BLUETOOTH
 #include "icons/bluetooth.h"
+#endif
 #include "icons/hardware.h"
 #include "icons/buzzer.h"
 #include "icons/info.h"
@@ -40,11 +42,13 @@ class SettingsMenu :
     public StaticMenuDefinition<
         makeComponent<MenuItem, StaticText<TEXT_LIMITSSETTINGS>,                SwitchScreenAction<LimitsSettingsMenu>>,
         makeComponent<MenuItem, StaticText<TEXT_WIFISETTINGS>,                  SwitchScreenAction<WifiSettingsMenu>, StaticMenuItemIcon<&icons::wifi>>,
+#ifdef FEATURE_BLUETOOTH
         makeComponent<MenuItem, StaticText<TEXT_BLUETOOTHSETTINGS>,             SwitchScreenAction<BluetoothSettingsMenu>, StaticMenuItemIcon<&icons::bluetooth>>,
+#endif
         makeComponent<MenuItem, StaticText<TEXT_MODESSETTINGS>,                 SwitchScreenAction<ModesSettingsMenu>>,
         makeComponent<MenuItem, StaticText<TEXT_CONTROLLERHARDWARESETTINGS>,    SwitchScreenAction<ControllerHardwareSettingsMenu>, StaticMenuItemIcon<&icons::hardware>>,
         makeComponent<MenuItem, StaticText<TEXT_BOARDCOMPUTERHARDWARESETTINGS>, SwitchScreenAction<BoardcomputerHardwareSettingsMenu>, StaticMenuItemIcon<&icons::hardware>>,
-#ifdef FEATURE_BMS
+#if defined(FEATURE_BLUETOOTH) && defined(FEATURE_BMS)
         makeComponent<MenuItem, StaticText<TEXT_AUTOCONNECTBMS>,                ToggleBoolAction, CheckboxIcon, AutoConnectBmsAccessor>,
 #endif
         makeComponent<MenuItem, StaticText<TEXT_BUZZER>,                        SwitchScreenAction<BuzzerMenu>, StaticMenuItemIcon<&icons::buzzer>>,

src/globals.h

@@ -2,7 +2,9 @@
 
 #include <array>
 
+#ifdef FEATURE_BLUETOOTH
 #include <BluetoothSerial.h>
+#endif
 #include <WiFiType.h>
 #include <TFT_eSPI.h>
 #include <SPI.h>
@@ -57,7 +59,9 @@ struct {
     int last{0};
 } performance;
 
+#ifdef FEATURE_BLUETOOTH
 BluetoothSerial bluetoothSerial;
+#endif
 
 TFT_eSPI tft = TFT_eSPI();
 

src/icons/bluetooth.h

@@ -4,6 +4,7 @@
 
 namespace {
 namespace icons {
+#ifdef FEATURE_BLUETOOTH
 const Icon<24, 24> bluetooth{{
     0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x120F, 0x1A50, 0x0000, 0x01CF, 0x2AB1, 0x3B12, 0x4333, 0x4333, 0x3AF2, 0x2AB1, 0x01EF,   // 0x0010 (16) pixels
     0x0000, 0x1A50, 0x1210, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x1210, 0x018E, 0x0007, 0x2AB1,   // 0x0020 (32) pixels
@@ -42,5 +43,6 @@ const Icon<24, 24> bluetooth{{
     0x19ED, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,   // 0x0230 (560) pixels
     0x00A6, 0x21EC, 0x2A6F, 0x32B1, 0x32B1, 0x2A6F, 0x19EC, 0x00A6, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,   // 0x0240 (576) pixels
 }};
+#endif
 }
 }

src/main.cpp

@@ -23,9 +23,11 @@
 #include "presets.h"
 #include "statistics.h"
 #include "actions/wifisoftapaction.h"
+#ifdef FEATURE_BLUETOOTH
 #include "actions/bluetoothbeginaction.h"
 #include "actions/bluetoothbeginmasteraction.h"
 #include "actions/bluetoothconnectbmsaction.h"
+#endif
 #include "bobby_webserver.h"
 #include "types.h"
 
@@ -123,6 +125,7 @@ void setup()
     if (!WiFi.begin("realraum", "r3alraum"))
         Serial.println("Could not begin WiFi");
 
+#ifdef FEATURE_BLUETOOTH
     if (settings.bluetoothSettings.autoBluetoothMode == BluetoothMode::Master)
     {
         bootLabel.redraw("bluetooth begin master");
@@ -140,6 +143,7 @@ void setup()
         bootLabel.redraw("bluetooth begin");
         BluetoothBeginAction{}.triggered();
     }
+#endif
 
     bootLabel.redraw("front Serial begin");
     controllers.front.serial.get().begin(38400, SERIAL_8N1, PINS_RX1, PINS_TX1);

src/presets.h

@@ -56,9 +56,11 @@ constexpr Settings::WifiSettings defaultWifiSettings {
     .autoEnableAp = true
 };
 
+#ifdef FEATURE_BLUETOOTH
 constexpr Settings::BluetoothSettings defaultBluetoothSettings {
     .autoBluetoothMode = BluetoothMode::Master
 };
+#endif
 
 constexpr Settings::ControllerHardware spinnerControllerHardware {
     .enableFrontLeft = true,
@@ -156,7 +158,9 @@ constexpr Settings defaultSettings{
     .reverseBeepDuration1 = 500,
     .limits = defaultLimits,
     .wifiSettings = defaultWifiSettings,
+#ifdef FEATURE_BLUETOOTH
     .bluetoothSettings = defaultBluetoothSettings,
+#endif
     .controllerHardware = defaultControllerHardware,
     .boardcomputerHardware = defaultBoardcomputerHardware,
     .defaultMode = defaultDefaultMode,

src/screens.h

@@ -1,10 +1,12 @@
 #pragma once
 
-#include <include/tl/optional.hpp>
+#include <optional>
 
 #include "displays/menus/aboutmenu.h"
 #include "displays/menus/accesspointwifisettingsmenu.h"
+#ifdef FEATURE_BLUETOOTH
 #include "displays/menus/bluetoothsettingsmenu.h"
+#endif
 #include "displays/menus/bmsmenu.h"
 #include "displays/menus/buzzermenu.h"
 #include "displays/menus/commanddebugmenu.h"
@@ -64,9 +66,11 @@ union X {
 
     AboutMenu aboutMenu;
     AccessPointWifiSettingsMenu accessPointWifiSettingsMenu;
+#ifdef FEATURE_BLUETOOTH
     BluetoothSettingsMenu bluetoothSettingsMenu;
 #ifdef FEATURE_BMS
     BmsMenu bmsMenu;
+#endif
 #endif
     BuzzerMenu buzzerMenu;
     FrontCommandDebugMenu frontCommandDebugMenu;
@@ -135,7 +139,9 @@ union X {
 
     AutoWifiModeChangeDisplay autoWifiModeChangeDisplay;
 
+#ifdef FEATURE_BLUETOOTH
     AutoBluetoothModeChangeDisplay autoBluetoothModeChangeDisplay;
+#endif
 
     FrontFreqChangeScreen changeFrontFreq;
     FrontPatternChangeScreen changeFrontPattern;
@@ -222,10 +228,12 @@ union X {
 template<typename T> T &getRefByType() = delete;
 template<> decltype(displays.aboutMenu)                                        &getRefByType<decltype(displays.aboutMenu)>()                                        { return displays.aboutMenu; }
 template<> decltype(displays.accessPointWifiSettingsMenu)                      &getRefByType<decltype(displays.accessPointWifiSettingsMenu)>()                      { return displays.accessPointWifiSettingsMenu; }
+#ifdef FEATURE_BLUETOOTH
 template<> decltype(displays.bluetoothSettingsMenu)                            &getRefByType<decltype(displays.bluetoothSettingsMenu)>()                            { return displays.bluetoothSettingsMenu; }
 #ifdef FEATURE_BMS
 template<> decltype(displays.bmsMenu)                                          &getRefByType<decltype(displays.bmsMenu)>()                                          { return displays.bmsMenu; }
 #endif
+#endif
 template<> decltype(displays.buzzerMenu)                                       &getRefByType<decltype(displays.buzzerMenu)>()                                       { return displays.buzzerMenu; }
 template<> decltype(displays.boardcomputerHardwareSettingsMenu)                &getRefByType<decltype(displays.boardcomputerHardwareSettingsMenu)>()                { return displays.boardcomputerHardwareSettingsMenu; }
 template<> decltype(displays.controllerHardwareSettingsMenu)                   &getRefByType<decltype(displays.controllerHardwareSettingsMenu)>()                   { return displays.controllerHardwareSettingsMenu; }
@@ -294,7 +302,9 @@ template<> decltype(displays.updateDisplay)                                    &
 
 template<> decltype(displays.autoWifiModeChangeDisplay)                        &getRefByType<decltype(displays.autoWifiModeChangeDisplay)>()                        { return displays.autoWifiModeChangeDisplay; }
 
+#ifdef FEATURE_BLUETOOTH
 template<> decltype(displays.autoBluetoothModeChangeDisplay)                   &getRefByType<decltype(displays.autoBluetoothModeChangeDisplay)>()                   { return displays.autoBluetoothModeChangeDisplay; }
+#endif
 
 template<> decltype(displays.changeFrontFreq)                                  &getRefByType<decltype(displays.changeFrontFreq)>()                                  { return displays.changeFrontFreq; }
 template<> decltype(displays.changeFrontPattern)                               &getRefByType<decltype(displays.changeFrontPattern)>()                               { return displays.changeFrontPattern; }

src/settings.h

@@ -6,7 +6,9 @@
 
 #include "bobbycar-protocol/protocol.h"
 
+#ifdef FEATURE_BLUETOOTH
 #include "bluetoothmode.h"
+#endif
 #include "unifiedmodelmode.h"
 
 namespace {
@@ -37,9 +39,11 @@ struct Settings
         bool autoEnableAp;
     } wifiSettings;
 
+#ifdef FEATURE_BLUETOOTH
     struct BluetoothSettings {
         BluetoothMode autoBluetoothMode;
     } bluetoothSettings;
+#endif
 
     struct ControllerHardware {
         bool enableFrontLeft, enableFrontRight, enableBackLeft, enableBackRight;
@@ -119,7 +123,9 @@ void Settings::executeForEverySetting(T &&callable)
     callable("fieldWeakMax", limits.fieldWeakMax);
     callable("phaseAdvMax", limits.phaseAdvMax);
 
+#ifdef FEATURE_BLUETOOTH
     callable("autoBluetoothMo", bluetoothSettings.autoBluetoothMode);
+#endif
 
     callable("autoWifiMode", wifiSettings.autoWifiMode);
     callable("autoEnableAp", wifiSettings.autoEnableAp);

src/settingsaccessors.h

@@ -35,7 +35,9 @@ struct PhaseAdvMaxAccessor : public RefAccessorSaveSettings<int16_t> { int16_t &
 struct AutoWifiModeAccessor : public RefAccessorSaveSettings<wifi_mode_t> { wifi_mode_t &getRef() const override { return settings.wifiSettings.autoWifiMode; } };
 struct AutoEnableApAccessor : public RefAccessorSaveSettings<bool> { bool &getRef() const override { return settings.wifiSettings.autoEnableAp; } };
 
+#ifdef FEATURE_BLUETOOTH
 struct AutoBluetoothModeAccessor : public RefAccessorSaveSettings<BluetoothMode> { BluetoothMode &getRef() const override { return settings.bluetoothSettings.autoBluetoothMode; } };
+#endif
 
 struct FrontLeftEnabledAccessor : public RefAccessorSaveSettings<bool> { bool &getRef() const override { return settings.controllerHardware.enableFrontLeft; } };
 struct FrontRightEnabledAccessor : public RefAccessorSaveSettings<bool> { bool &getRef() const override { return settings.controllerHardware.enableFrontRight; } };

src/settingspersister.h

@@ -6,10 +6,12 @@
 #include <nvs_flash.h>
 #include <nvs.h>
 
-#include <include/tl/optional.hpp>
+#include <optional>
 
 #include "settings.h"
+#ifdef FEATURE_BLUETOOTH
 #include "bluetoothmode.h"
+#endif
 #include "unifiedmodelmode.h"
 
 namespace {
@@ -23,14 +25,14 @@ public:
     bool load(Settings &settings);
     bool save(Settings &settings);
 
-    tl::optional<uint8_t> currentlyOpenProfileIndex() const;
+    std::optional<uint8_t> currentlyOpenProfileIndex() const;
 
 private:
     struct CurrentlyOpenProfile {
         nvs_handle handle;
         uint8_t profileIndex;
     };
-    tl::optional<CurrentlyOpenProfile> m_profile;
+    std::optional<CurrentlyOpenProfile> m_profile;
 };
 
 bool SettingsPersister::init()
@@ -95,7 +97,7 @@ void SettingsPersister::closeProfile()
 
     nvs_close(m_profile->handle);
 
-    m_profile = tl::nullopt;
+    m_profile = std::nullopt;
 }
 
 template<typename T> struct nvsGetterHelper;
@@ -137,6 +139,7 @@ template<> struct nvsGetterHelper<LarsmModeMode> { static esp_err_t nvs_get(nvs_
         *out_value = LarsmModeMode(tempValue);
     return err;
 }};
+#ifdef FEATURE_BLUETOOTH
 template<> struct nvsGetterHelper<BluetoothMode> { static esp_err_t nvs_get(nvs_handle handle, const char* key, BluetoothMode* out_value)
 {
     uint8_t tempValue;
@@ -145,6 +148,7 @@ template<> struct nvsGetterHelper<BluetoothMode> { static esp_err_t nvs_get(nvs_
         *out_value = BluetoothMode(tempValue);
     return err;
 }};
+#endif
 template<> struct nvsGetterHelper<UnifiedModelMode> { static esp_err_t nvs_get(nvs_handle handle, const char* key, UnifiedModelMode* out_value)
 {
     uint8_t tempValue;
@@ -205,10 +209,12 @@ template<> struct nvsSetterHelper<LarsmModeMode> { static esp_err_t nvs_set(nvs_
 {
     return nvs_set_u8(handle, key, uint8_t(value));
 }};
+#ifdef FEATURE_BLUETOOTH
 template<> struct nvsSetterHelper<BluetoothMode> { static esp_err_t nvs_set(nvs_handle handle, const char* key, BluetoothMode value)
 {
     return nvs_set_u8(handle, key, uint8_t(value));
 }};
+#endif
 template<> struct nvsSetterHelper<UnifiedModelMode> { static esp_err_t nvs_set(nvs_handle handle, const char* key, UnifiedModelMode value)
 {
     return nvs_set_u8(handle, key, uint8_t(value));
@@ -242,11 +248,11 @@ bool SettingsPersister::save(Settings &settings)
     return result;
 }
 
-tl::optional<uint8_t> SettingsPersister::currentlyOpenProfileIndex() const
+std::optional<uint8_t> SettingsPersister::currentlyOpenProfileIndex() const
 {
     if (m_profile)
         return m_profile->profileIndex;
 
-    return tl::nullopt;
+    return std::nullopt;
 }
 }

src/texts.h

@@ -13,6 +13,7 @@ constexpr char TEXT_WIFISOFTAPDISCONNECTWIFIOFF[] = "softAPdisconnect() wifioff"
 constexpr char TEXT_WIFISOFTAPENABLEIPV6[] = "softAPenableIpV6()";
 //constexpr char TEXT_BACK[] = "Back";
 
+#ifdef FEATURE_BLUETOOTH
 //BluetoothSettingsMenu
 constexpr char TEXT_BLUETOOTHSETTINGS[] = "Bluetooth settings";
 constexpr char TEXT_BLUETOOTHBEGIN[] = "begin()";
@@ -24,6 +25,7 @@ constexpr char TEXT_AUTOBLUETOOTHMODE[] = "Auto bluetooth mode";
 //constexpr char TEXT_BACK[] = "Back";
 
 //BmsMenu
+#ifdef FEATURE_BMS
 constexpr char TEXT_BMS[] = "BMS";
 constexpr char TEXT_CONNECTBMS[] = "Connect BMS";
 constexpr char TEXT_DISCONNECTBMS[] = "Disonnect BMS";
@@ -32,6 +34,8 @@ constexpr char TEXT_TURNOFFCHARGE[] = "Turn off charge";
 constexpr char TEXT_TURNONDISCHARGE[] = "Turn on discharge";
 constexpr char TEXT_TURNOFFDISCHARGE[] = "Turn off discharge";
 //constexpr char TEXT_BACK[] = "Back";
+#endif
+#endif
 
 //DebugMenu
 constexpr char TEXT_LOADSETTINGS[] = "Load settings";