pcsx2/pcsx2/Host.h

175 lines
8.9 KiB
C++

// SPDX-FileCopyrightText: 2002-2024 PCSX2 Dev Team
// SPDX-License-Identifier: GPL-3.0+
#pragma once
#include "common/Pcsx2Defs.h"
#include "common/SmallString.h"
#include "fmt/format.h"
#include <ctime>
#include <functional>
#include <mutex>
#include <optional>
#include <string>
#include <string_view>
#include <vector>
class ProgressCallback;
class SettingsInterface;
namespace Host
{
/// Typical durations for OSD messages.
static constexpr float OSD_CRITICAL_ERROR_DURATION = 20.0f;
static constexpr float OSD_ERROR_DURATION = 15.0f;
static constexpr float OSD_WARNING_DURATION = 10.0f;
static constexpr float OSD_INFO_DURATION = 5.0f;
static constexpr float OSD_QUICK_DURATION = 2.5f;
/// Returns a localized version of the specified string within the specified context.
/// The pointer is guaranteed to be valid until the next language change.
const char* TranslateToCString(const std::string_view context, const std::string_view msg);
/// Returns a localized version of the specified string within the specified context.
/// The view is guaranteed to be valid until the next language change.
/// NOTE: When passing this to fmt, positional arguments should be used in the base string, as
/// not all locales follow the same word ordering.
std::string_view TranslateToStringView(const std::string_view context, const std::string_view msg);
/// Returns a localized version of the specified string within the specified context.
std::string TranslateToString(const std::string_view context, const std::string_view msg);
/// Returns a localized version of the specified string within the specified context, adjusting for plurals using %n.
std::string TranslatePluralToString(const char* context, const char* msg, const char* disambiguation, int count);
/// Clears the translation cache. All previously used strings should be considered invalid.
void ClearTranslationCache();
/// Adds OSD messages, duration is in seconds.
void AddOSDMessage(std::string message, float duration = 2.0f);
void AddKeyedOSDMessage(std::string key, std::string message, float duration = 2.0f);
void AddIconOSDMessage(std::string key, const char* icon, const std::string_view message, float duration = 2.0f);
void RemoveKeyedOSDMessage(std::string key);
void ClearOSDMessages();
/// Displays an asynchronous error on the UI thread, i.e. doesn't block the caller.
void ReportErrorAsync(const std::string_view title, const std::string_view message);
void ReportFormattedErrorAsync(const std::string_view title, const char* format, ...);
/// Displays a synchronous confirmation on the UI thread, i.e. blocks the caller.
bool ConfirmMessage(const std::string_view title, const std::string_view message);
bool ConfirmFormattedMessage(const std::string_view title, const char* format, ...);
/// Opens a URL, using the default application.
void OpenURL(const std::string_view url);
/// Copies the provided text to the host's clipboard, if present.
bool CopyTextToClipboard(const std::string_view text);
/// Requests settings reset. Can be called from any thread, will call back and apply on the CPU thread.
bool RequestResetSettings(bool folders, bool core, bool controllers, bool hotkeys, bool ui);
/// Requests a specific display window size.
void RequestResizeHostDisplay(s32 width, s32 height);
/// Safely executes a function on the VM thread.
void RunOnCPUThread(std::function<void()> function, bool block = false);
/// Asynchronously starts refreshing the game list.
void RefreshGameListAsync(bool invalidate_cache);
/// Cancels game list refresh, if there is one in progress.
void CancelGameListRefresh();
/// Requests shut down of the current virtual machine.
void RequestVMShutdown(bool allow_confirm, bool allow_save_state, bool default_save_state);
/// Returns the user agent to use for HTTP requests.
std::string GetHTTPUserAgent();
/// Base setting retrieval, bypasses layers.
std::string GetBaseStringSettingValue(const char* section, const char* key, const char* default_value = "");
SmallString GetBaseSmallStringSettingValue(const char* section, const char* key, const char* default_value = "");
TinyString GetBaseTinyStringSettingValue(const char* section, const char* key, const char* default_value = "");
bool GetBaseBoolSettingValue(const char* section, const char* key, bool default_value = false);
int GetBaseIntSettingValue(const char* section, const char* key, int default_value = 0);
uint GetBaseUIntSettingValue(const char* section, const char* key, uint default_value = 0);
float GetBaseFloatSettingValue(const char* section, const char* key, float default_value = 0.0f);
double GetBaseDoubleSettingValue(const char* section, const char* key, double default_value = 0.0);
std::vector<std::string> GetBaseStringListSetting(const char* section, const char* key);
/// Allows the emucore to write settings back to the frontend. Use with care.
/// You should call CommitBaseSettingChanges() after finishing writing, or it may not be written to disk.
void SetBaseBoolSettingValue(const char* section, const char* key, bool value);
void SetBaseIntSettingValue(const char* section, const char* key, int value);
void SetBaseUIntSettingValue(const char* section, const char* key, uint value);
void SetBaseFloatSettingValue(const char* section, const char* key, float value);
void SetBaseStringSettingValue(const char* section, const char* key, const char* value);
void SetBaseStringListSettingValue(const char* section, const char* key, const std::vector<std::string>& values);
bool AddBaseValueToStringList(const char* section, const char* key, const char* value);
bool RemoveBaseValueFromStringList(const char* section, const char* key, const char* value);
bool ContainsBaseSettingValue(const char* section, const char* key);
void RemoveBaseSettingValue(const char* section, const char* key);
void CommitBaseSettingChanges();
/// Settings access, thread-safe.
std::string GetStringSettingValue(const char* section, const char* key, const char* default_value = "");
SmallString GetSmallStringSettingValue(const char* section, const char* key, const char* default_value = "");
TinyString GetTinyStringSettingValue(const char* section, const char* key, const char* default_value = "");
bool GetBoolSettingValue(const char* section, const char* key, bool default_value = false);
int GetIntSettingValue(const char* section, const char* key, int default_value = 0);
uint GetUIntSettingValue(const char* section, const char* key, uint default_value = 0);
float GetFloatSettingValue(const char* section, const char* key, float default_value = 0.0f);
double GetDoubleSettingValue(const char* section, const char* key, double default_value = 0.0);
std::vector<std::string> GetStringListSetting(const char* section, const char* key);
/// Direct access to settings interface. Must hold the lock when calling GetSettingsInterface() and while using it.
std::unique_lock<std::mutex> GetSettingsLock();
SettingsInterface* GetSettingsInterface();
/// Sets host-specific default settings.
void SetDefaultUISettings(SettingsInterface& si);
/// Creates a progress callback that displays in the host.
std::unique_ptr<ProgressCallback> CreateHostProgressCallback();
namespace Internal
{
/// Retrieves the base settings layer. Must call with lock held.
SettingsInterface* GetBaseSettingsLayer();
/// Retrieves the game settings layer, if present. Must call with lock held.
SettingsInterface* GetGameSettingsLayer();
/// Retrieves the input settings layer, if present. Must call with lock held.
SettingsInterface* GetInputSettingsLayer();
/// Sets the base settings layer. Should be called by the host at initialization time.
void SetBaseSettingsLayer(SettingsInterface* sif);
/// Sets the game settings layer. Called by VMManager when the game changes.
void SetGameSettingsLayer(SettingsInterface* sif, std::unique_lock<std::mutex>& settings_lock);
/// Sets the input profile settings layer. Called by VMManager when the game changes.
void SetInputSettingsLayer(SettingsInterface* sif, std::unique_lock<std::mutex>& settings_lock);
/// Implementation to retrieve a translated string.
s32 GetTranslatedStringImpl(const std::string_view context, const std::string_view msg, char* tbuf, size_t tbuf_space);
} // namespace Internal
} // namespace Host
// Helper macros for retrieving translated strings.
#define TRANSLATE(context, msg) Host::TranslateToCString(context, msg)
#define TRANSLATE_SV(context, msg) Host::TranslateToStringView(context, msg)
#define TRANSLATE_STR(context, msg) Host::TranslateToString(context, msg)
#define TRANSLATE_FS(context, msg) fmt::runtime(Host::TranslateToStringView(context, msg))
#define TRANSLATE_PLURAL_STR(context, msg, disambiguation, count) \
Host::TranslatePluralToString(context, msg, disambiguation, count)
#define TRANSLATE_PLURAL_FS(context, msg, disambiguation, count) \
fmt::runtime(Host::TranslatePluralToString(context, msg, disambiguation, count))
// Does not translate the string at runtime, but allows the UI to in its own way.
#define TRANSLATE_NOOP(context, msg) msg