wxWidgets/include/wx/stdpaths.h
Artur Wieczorek b12e6279d2 Implement missing virtual function in generic wxStandardPaths
MakeConfigFileName() is declared as a pure virtual function in the base
class wxStandardPathsBase and has to be implemented in the derived class
wxStandardPaths.
This fixes compilation when wxUSE_STDPATHS==0.
2017-07-31 23:24:17 +02:00

272 lines
9.5 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/stdpaths.h
// Purpose: declaration of wxStandardPaths class
// Author: Vadim Zeitlin
// Modified by:
// Created: 2004-10-17
// Copyright: (c) 2004 Vadim Zeitlin <vadim@wxwindows.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_STDPATHS_H_
#define _WX_STDPATHS_H_
#include "wx/defs.h"
#include "wx/string.h"
#include "wx/filefn.h"
class WXDLLIMPEXP_FWD_BASE wxStandardPaths;
// ----------------------------------------------------------------------------
// wxStandardPaths returns the standard locations in the file system
// ----------------------------------------------------------------------------
// NB: This is always compiled in, wxUSE_STDPATHS=0 only disables native
// wxStandardPaths class, but a minimal version is always available
class WXDLLIMPEXP_BASE wxStandardPathsBase
{
public:
// possible resources categories
enum ResourceCat
{
// no special category
ResourceCat_None,
// message catalog resources
ResourceCat_Messages,
// end of enum marker
ResourceCat_Max
};
// what should we use to construct paths unique to this application:
// (AppInfo_AppName and AppInfo_VendorName can be combined together)
enum
{
AppInfo_None = 0, // nothing
AppInfo_AppName = 1, // the application name
AppInfo_VendorName = 2 // the vendor name
};
enum Dir
{
Dir_Cache,
Dir_Documents,
Dir_Desktop,
Dir_Downloads,
Dir_Music,
Dir_Pictures,
Dir_Videos
};
// Layout to use for user config/data files under Unix.
enum FileLayout
{
FileLayout_Classic, // Default: use home directory.
FileLayout_XDG // Recommended: use XDG specification.
};
// Naming convention for the config files under Unix.
enum ConfigFileConv
{
ConfigFileConv_Dot, // Classic Unix dot-file convention.
ConfigFileConv_Ext // Use .conf extension.
};
// return the global standard paths object
static wxStandardPaths& Get();
// return the path (directory+filename) of the running executable or
// wxEmptyString if it couldn't be determined.
// The path is returned as an absolute path whenever possible.
// Default implementation only try to use wxApp->argv[0].
virtual wxString GetExecutablePath() const;
// return the directory with system config files:
// /etc under Unix, c:\Documents and Settings\All Users\Application Data
// under Windows, /Library/Preferences for Mac
virtual wxString GetConfigDir() const = 0;
// return the directory for the user config files:
// $HOME under Unix, c:\Documents and Settings\username under Windows,
// ~/Library/Preferences under Mac
//
// only use this if you have a single file to put there, otherwise
// GetUserDataDir() is more appropriate
virtual wxString GetUserConfigDir() const = 0;
// return the location of the applications global, i.e. not user-specific,
// data files
//
// prefix/share/appname under Unix, c:\Program Files\appname under Windows,
// appname.app/Contents/SharedSupport app bundle directory under Mac
virtual wxString GetDataDir() const = 0;
// return the location for application data files which are host-specific
//
// same as GetDataDir() except under Unix where it is /etc/appname
virtual wxString GetLocalDataDir() const;
// return the directory for the user-dependent application data files
//
// $HOME/.appname under Unix,
// c:\Documents and Settings\username\Application Data\appname under Windows
// and ~/Library/Application Support/appname under Mac
virtual wxString GetUserDataDir() const = 0;
// return the directory for user data files which shouldn't be shared with
// the other machines
//
// same as GetUserDataDir() for all platforms except Windows where it is
// the "Local Settings\Application Data\appname" directory
virtual wxString GetUserLocalDataDir() const;
// return the directory where the loadable modules (plugins) live
//
// prefix/lib/appname under Unix, program directory under Windows and
// Contents/Plugins app bundle subdirectory under Mac
virtual wxString GetPluginsDir() const = 0;
// get resources directory: resources are auxiliary files used by the
// application and include things like image and sound files
//
// same as GetDataDir() for all platforms except Mac where it returns
// Contents/Resources subdirectory of the app bundle
virtual wxString GetResourcesDir() const { return GetDataDir(); }
// get localized resources directory containing the resource files of the
// specified category for the given language
//
// in general this is just GetResourcesDir()/lang under Windows and Unix
// and GetResourcesDir()/lang.lproj under Mac but is something quite
// different under Unix for message catalog category (namely the standard
// prefix/share/locale/lang/LC_MESSAGES)
virtual wxString
GetLocalizedResourcesDir(const wxString& lang,
ResourceCat WXUNUSED(category)
= ResourceCat_None) const
{
return GetResourcesDir() + wxFILE_SEP_PATH + lang;
}
// return the "Documents" directory for the current user
//
// C:\Documents and Settings\username\My Documents under Windows,
// $HOME under Unix and ~/Documents under Mac
virtual wxString GetDocumentsDir() const
{
return GetUserDir(Dir_Documents);
}
// return the directory for the documents files used by this application:
// it's a subdirectory of GetDocumentsDir() constructed using the
// application name/vendor if it exists or just GetDocumentsDir() otherwise
virtual wxString GetAppDocumentsDir() const;
// return the temporary directory for the current user
virtual wxString GetTempDir() const;
virtual wxString GetUserDir(Dir userDir) const;
virtual wxString
MakeConfigFileName(const wxString& basename,
ConfigFileConv conv = ConfigFileConv_Ext) const = 0;
// virtual dtor for the base class
virtual ~wxStandardPathsBase();
// Information used by AppendAppInfo
void UseAppInfo(int info)
{
m_usedAppInfo = info;
}
bool UsesAppInfo(int info) const { return (m_usedAppInfo & info) != 0; }
void SetFileLayout(FileLayout layout)
{
m_fileLayout = layout;
}
FileLayout GetFileLayout() const
{
return m_fileLayout;
}
protected:
// Ctor is protected as this is a base class which should never be created
// directly.
wxStandardPathsBase();
// append the path component, with a leading path separator if a
// path separator or dot (.) is not already at the end of dir
static wxString AppendPathComponent(const wxString& dir, const wxString& component);
// append application information determined by m_usedAppInfo to dir
wxString AppendAppInfo(const wxString& dir) const;
// combination of AppInfo_XXX flags used by AppendAppInfo()
int m_usedAppInfo;
// The file layout to use, currently only used under Unix.
FileLayout m_fileLayout;
};
#if wxUSE_STDPATHS
#if defined(__WINDOWS__)
#include "wx/msw/stdpaths.h"
#define wxHAS_NATIVE_STDPATHS
#elif defined(__WXOSX_COCOA__) || defined(__WXOSX_IPHONE__) || defined(__DARWIN__)
#include "wx/osx/cocoa/stdpaths.h"
#define wxHAS_NATIVE_STDPATHS
#elif defined(__UNIX__)
#include "wx/unix/stdpaths.h"
#define wxHAS_NATIVE_STDPATHS
#define wxHAS_STDPATHS_INSTALL_PREFIX
#endif
#endif
// ----------------------------------------------------------------------------
// Minimal generic implementation
// ----------------------------------------------------------------------------
// NB: Note that this minimal implementation is compiled in even if
// wxUSE_STDPATHS=0, so that our code can still use wxStandardPaths.
#ifndef wxHAS_NATIVE_STDPATHS
#define wxHAS_STDPATHS_INSTALL_PREFIX
class WXDLLIMPEXP_BASE wxStandardPaths : public wxStandardPathsBase
{
public:
void SetInstallPrefix(const wxString& prefix) { m_prefix = prefix; }
wxString GetInstallPrefix() const { return m_prefix; }
virtual wxString GetExecutablePath() const { return m_prefix; }
virtual wxString GetConfigDir() const { return m_prefix; }
virtual wxString GetUserConfigDir() const { return m_prefix; }
virtual wxString GetDataDir() const { return m_prefix; }
virtual wxString GetLocalDataDir() const { return m_prefix; }
virtual wxString GetUserDataDir() const { return m_prefix; }
virtual wxString GetPluginsDir() const { return m_prefix; }
virtual wxString GetUserDir(Dir WXUNUSED(userDir)) const { return m_prefix; }
virtual wxString MakeConfigFileName(const wxString& basename,
ConfigFileConv WXUNUSED(conv)) const
{ return m_prefix + wxS("/") + basename; }
protected:
// Ctor is protected because wxStandardPaths::Get() should always be used
// to access the global wxStandardPaths object of the correct type instead
// of creating one of a possibly wrong type yourself.
wxStandardPaths() { }
private:
wxString m_prefix;
};
#endif // !wxHAS_NATIVE_STDPATHS
#endif // _WX_STDPATHS_H_