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| -rw-r--r-- | doc/files.md | 1 | ||||
| -rw-r--r-- | src/qt/optionsmodel.cpp | 22 |
2 files changed, 23 insertions, 0 deletions
diff --git a/doc/files.md b/doc/files.md index 928977143b..3d603445fb 100644 --- a/doc/files.md +++ b/doc/files.md @@ -15,6 +15,7 @@ * wallet.dat: personal wallet (BDB) with keys and transactions * .cookie: session RPC authentication cookie (written at start when cookie authentication is used, deleted on shutdown): since 0.12.0 * onion_private_key: cached Tor hidden service private key for `-listenonion`: since 0.12.0 +* guisettings.ini.bak: backup of former GUI settings after `-resetguisettings` is used Only used in pre-0.8.0 --------------------- diff --git a/src/qt/optionsmodel.cpp b/src/qt/optionsmodel.cpp index e9960a01b1..feb00a33b0 100644 --- a/src/qt/optionsmodel.cpp +++ b/src/qt/optionsmodel.cpp @@ -151,10 +151,32 @@ void OptionsModel::Init(bool resetSettings) language = settings.value("language").toString(); } +/** Helper function to copy contents from one QSettings to another. + * By using allKeys this also covers nested settings in a hierarchy. + */ +static void CopySettings(QSettings& dst, const QSettings& src) +{ + for (const QString& key : src.allKeys()) { + dst.setValue(key, src.value(key)); + } +} + +/** Back up a QSettings to an ini-formatted file. */ +static void BackupSettings(const fs::path& filename, const QSettings& src) +{ + qWarning() << "Backing up GUI settings to" << GUIUtil::boostPathToQString(filename); + QSettings dst(GUIUtil::boostPathToQString(filename), QSettings::IniFormat); + dst.clear(); + CopySettings(dst, src); +} + void OptionsModel::Reset() { QSettings settings; + // Backup old settings to chain-specific datadir for troubleshooting + BackupSettings(GetDataDir(true) / "guisettings.ini.bak", settings); + // Save the strDataDir setting QString dataDir = Intro::getDefaultDataDirectory(); dataDir = settings.value("strDataDir", dataDir).toString(); |