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Add wxFileConfig::MigrateLocalFile()

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This can be useful for the existing applications switching to using
XDG-compliant config files location as they can just call this function
on startup to keep using the existing file.
This commit is contained in:
Vadim Zeitlin 2024-01-04 03:05:44 +01:00
parent ebe0847932
commit 486865b446
4 changed files with 208 additions and 1 deletions
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27
samples/widgets/widgets.cpp
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@ -37,6 +37,9 @@
#include "wx/msgdlg.h"
#endif
#include "wx/config.h"
#include "wx/stdpaths.h"
#include "wx/sysopt.h"
#include "wx/bookctrl.h"
#include "wx/treebook.h"
@ -141,6 +144,30 @@ public:
#if USE_LOG
m_logTarget = nullptr;
#endif // USE_LOG
#ifdef wxHAS_CONFIG_AS_FILECONFIG
// We want to put our config file (implicitly created for persistent
// controls settings) in XDG-compliant location, so we want to change
// the default file layout, but before doing this migrate any existing
// config files to the new location as the previous versions of this
// sample didn't use XDG layout.
const auto
res = wxFileConfig::MigrateLocalFile("widgets", wxCONFIG_USE_XDG);
if ( !res.oldPath.empty() )
{
if ( res.error.empty() )
{
wxLogMessage("Config file was migrated from \"%s\" to \"%s\"",
res.oldPath, res.newPath);
}
else
{
wxLogWarning("Migrating old config failed: %s.", res.error);
}
}
wxStandardPaths::Get().SetFileLayout(wxStandardPaths::FileLayout_XDG);
#endif // wxHAS_CONFIG_AS_FILECONFIG
}
WidgetsApp(const WidgetsApp&) = delete;
WidgetsApp& operator=(const WidgetsApp&) = delete;