audacia/src/widgets/FileConfig.h

104 lines
3.6 KiB
C++

/**********************************************************************
Audacity: A Digital Audio Editor
FileConfig.h
Leland Lucius
**********************************************************************/
#ifndef __AUDACITY_WIDGETS_FILECONFIG__
#define __AUDACITY_WIDGETS_FILECONFIG__
#include <memory>
#include <wx/defs.h>
#include <wx/fileconf.h>
#include "Identifier.h"
class FileConfig : public wxConfigBase
{
public:
FileConfig(const wxString& appName = wxEmptyString,
const wxString& vendorName = wxEmptyString,
const wxString& localFilename = wxEmptyString,
const wxString& globalFilename = wxEmptyString,
long style = wxCONFIG_USE_LOCAL_FILE | wxCONFIG_USE_GLOBAL_FILE,
const wxMBConv& conv = wxConvAuto());
void Init();
virtual ~FileConfig();
virtual void SetPath(const wxString& strPath) wxOVERRIDE;
virtual const wxString& GetPath() const wxOVERRIDE;
virtual bool GetFirstGroup(wxString& str, long& lIndex) const wxOVERRIDE;
virtual bool GetNextGroup(wxString& str, long& lIndex) const wxOVERRIDE;
virtual bool GetFirstEntry(wxString& str, long& lIndex) const wxOVERRIDE;
virtual bool GetNextEntry(wxString& str, long& lIndex) const wxOVERRIDE;
virtual size_t GetNumberOfEntries(bool bRecursive = false) const wxOVERRIDE;
virtual size_t GetNumberOfGroups(bool bRecursive = false) const wxOVERRIDE;
virtual bool HasGroup(const wxString& strName) const wxOVERRIDE;
virtual bool HasEntry(const wxString& strName) const wxOVERRIDE;
virtual bool Flush(bool bCurrentOnly = false) wxOVERRIDE;
virtual bool RenameEntry(const wxString& oldName, const wxString& newName) wxOVERRIDE;
virtual bool RenameGroup(const wxString& oldName, const wxString& newName) wxOVERRIDE;
virtual bool DeleteEntry(const wxString& key, bool bDeleteGroupIfEmpty = true) wxOVERRIDE;
virtual bool DeleteGroup(const wxString& key) wxOVERRIDE;
virtual bool DeleteAll() wxOVERRIDE;
// Set and Get values of the version major/minor/micro keys in audacity.cfg when Audacity first opens
void SetVersionKeysInit( int major, int minor, int micro)
{
mVersionMajorKeyInit = major;
mVersionMinorKeyInit = minor;
mVersionMicroKeyInit = micro;
}
void GetVersionKeysInit( int& major, int& minor, int& micro) const
{
major = mVersionMajorKeyInit;
minor = mVersionMinorKeyInit;
micro = mVersionMicroKeyInit;
}
protected:
virtual bool DoReadString(const wxString& key, wxString *pStr) const wxOVERRIDE;
virtual bool DoReadLong(const wxString& key, long *pl) const wxOVERRIDE;
#if wxUSE_BASE64
virtual bool DoReadBinary(const wxString& key, wxMemoryBuffer* buf) const wxOVERRIDE;
#endif // wxUSE_BASE64
virtual bool DoWriteString(const wxString& key, const wxString& szValue) wxOVERRIDE;
virtual bool DoWriteLong(const wxString& key, long lValue) wxOVERRIDE;
#if wxUSE_BASE64
virtual bool DoWriteBinary(const wxString& key, const wxMemoryBuffer& buf) wxOVERRIDE;
#endif // wxUSE_BASE64
protected:
//! Override to notify the user of error conditions involving writability of config files
virtual void Warn() = 0;
const FilePath &GetFilePath() const { return mLocalFilename; }
private:
const wxString mAppName;
const wxString mVendorName;
const wxString mLocalFilename;
const wxString mGlobalFilename;
const long mStyle;
const wxMBConv & mConv;
std::unique_ptr<wxFileConfig> mConfig;
// values of the version major/minor/micro keys in audacity.cfg
// when Audacity first opens
int mVersionMajorKeyInit{};
int mVersionMinorKeyInit{};
int mVersionMicroKeyInit{};
bool mDirty;
};
#endif