dolphin/Source/Core/Common/MsgHandler.cpp

144 lines
3.9 KiB
C++

// Copyright 2008 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "Common/MsgHandler.h"
#include <cstdarg>
#include <cstdlib>
#include <string>
#ifdef _WIN32
#include <windows.h>
#else
#include <cstdio>
#include <fmt/format.h>
#endif
#include "Common/Common.h"
#include "Common/CommonTypes.h"
#include "Common/Logging/Log.h"
#include "Common/StringUtil.h"
namespace Common
{
namespace
{
// Default non library dependent panic alert
bool DefaultMsgHandler(const char* caption, const char* text, bool yes_no, MsgType style)
{
#ifdef _WIN32
int window_style = MB_ICONINFORMATION;
if (style == MsgType::Question)
window_style = MB_ICONQUESTION;
if (style == MsgType::Warning)
window_style = MB_ICONWARNING;
return IDYES == MessageBox(0, UTF8ToTStr(text).c_str(), UTF8ToTStr(caption).c_str(),
window_style | (yes_no ? MB_YESNO : MB_OK));
#else
fmt::print(stderr, "{}\n", text);
// Return no to any question (which will in general crash the emulator)
return false;
#endif
}
// Default (non) translator
std::string DefaultStringTranslator(const char* text)
{
return text;
}
MsgAlertHandler s_msg_handler = DefaultMsgHandler;
StringTranslator s_str_translator = DefaultStringTranslator;
bool s_alert_enabled = true;
bool s_abort_on_panic_alert = false;
const char* GetCaption(MsgType style)
{
static const std::string info_caption = GetStringT("Information");
static const std::string ques_caption = GetStringT("Question");
static const std::string warn_caption = GetStringT("Warning");
static const std::string crit_caption = GetStringT("Critical");
switch (style)
{
case MsgType::Information:
return info_caption.c_str();
case MsgType::Question:
return ques_caption.c_str();
case MsgType::Warning:
return warn_caption.c_str();
case MsgType::Critical:
return crit_caption.c_str();
default:
return "Unhandled caption";
}
}
} // Anonymous namespace
// Select which of these functions that are used for message boxes. If
// Qt is enabled we will use QtMsgAlertHandler() that is defined in Main.cpp
void RegisterMsgAlertHandler(MsgAlertHandler handler)
{
s_msg_handler = handler;
}
// Select translation function.
void RegisterStringTranslator(StringTranslator translator)
{
s_str_translator = translator;
}
// enable/disable the alert handler
void SetEnableAlert(bool enable)
{
s_alert_enabled = enable;
}
void SetAbortOnPanicAlert(bool should_abort)
{
s_abort_on_panic_alert = should_abort;
}
std::string GetStringT(const char* string)
{
return s_str_translator(string);
}
static bool ShowMessageAlert(std::string_view text, bool yes_no, Common::Log::LogType log_type,
MsgType style, const char* file, int line)
{
const char* caption = GetCaption(style);
// Directly call GenericLogFmt rather than using the normal log macros so that we can use the
// caller's line file and line number
Common::Log::GenericLogFmt<2>(Common::Log::LogLevel::LERROR, log_type, file, line,
FMT_STRING("{}: {}"), caption, text);
// Panic alerts.
if (style == MsgType::Warning && s_abort_on_panic_alert)
{
std::abort();
}
// Don't ignore questions, especially AskYesNo, PanicYesNo could be ignored
if (s_msg_handler != nullptr &&
(s_alert_enabled || style == MsgType::Question || style == MsgType::Critical))
{
return s_msg_handler(caption, text.data(), yes_no, style);
}
return true;
}
// This is the first stop for gui alerts where the log is updated and the
// correct window is shown, when using fmt
bool MsgAlertFmtImpl(bool yes_no, MsgType style, Common::Log::LogType log_type, const char* file,
int line, fmt::string_view format, const fmt::format_args& args)
{
const auto message = fmt::vformat(format, args);
return ShowMessageAlert(message, yes_no, log_type, style, file, line);
}
} // namespace Common