自学教程：C++ wxGetHomeDir函数代码示例

void frmReport::OnBrowseFile(wxCommandEvent &ev){	if (rbHtml->GetValue())	{#ifdef __WXMSW__		wxFileDialog file(this, _("Select output filename"), wxGetHomeDir(), txtHtmlFile->GetValue(),		                  _("HTML files (*.html)|*.html|All files (*.*)|*.*"), wxFD_SAVE | wxFD_OVERWRITE_PROMPT);#else		wxFileDialog file(this, _("Select output filename"), wxGetHomeDir(), txtHtmlFile->GetValue(),		                  _("HTML files (*.html)|*.html|All files (*)|*"), wxFD_SAVE | wxFD_OVERWRITE_PROMPT);#endif		if (file.ShowModal() == wxID_OK)		{			txtHtmlFile->SetValue(file.GetPath());			OnChange(ev);		}	}	else	{#ifdef __WXMSW__		wxFileDialog file(this, _("Select output filename"), wxGetHomeDir(), txtXmlFile->GetValue(),		                  _("XML files (*.xml)|*.xml|All files (*.*)|*.*"), wxFD_SAVE | wxFD_OVERWRITE_PROMPT);#else		wxFileDialog file(this, _("Select output filename"), wxGetHomeDir(), txtXmlFile->GetValue(),		                  _("XML files (*.xml)|*.xml|All files (*)|*"), wxFD_SAVE | wxFD_OVERWRITE_PROMPT);#endif		if (file.ShowModal() == wxID_OK)		{			txtXmlFile->SetValue(file.GetPath());			OnChange(ev);		}	}}

// Looks up the root directory, as needed by get_plucker_directory.// Don't use this function directly, use a get_plucker_directory() instead.wxString get_pluckerhome_directory(){     wxString pluckerhome_directory;     #if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__)    bool pluckerhome_exists;    pluckerhome_exists = wxGetEnv( wxT( "PLUCKERHOME" ), &pluckerhome_directory );    if ( ! pluckerhome_exists )     {        pluckerhome_directory = wxGetHomeDir() << wxT( "/.plucker" );    }#endif  #ifdef __WXMAC__    bool pluckerhome_exists;    pluckerhome_exists = wxGetEnv( wxT( "PLUCKERHOME" ), &pluckerhome_directory );    if ( ! pluckerhome_exists )     {        pluckerhome_directory = wxGetHomeDir() << wxT( "/Library/Plucker" );    }#endif  #ifdef __WXMSW__    bool pluckerhome_exists;    pluckerhome_exists = wxGetEnv( wxT( "PLUCKERHOME" ), &pluckerhome_directory );    if ( ! pluckerhome_exists )     {        pluckerhome_directory = wxGetHomeDir() << wxT( "/Application Data/Plucker" );    }#endif      return pluckerhome_directory;}

bool wxTerminal::CheckForCD( const wxString &command, wxString &path ){	if ( command.IsEmpty() )               return false; // Returning true tells caller there's nothing else to do	if ( command.Left(2) != wxT("cd") )    return false; // Not a cd attempt so return false so that RunCommand takes over	if ( wxIsalpha( command.GetChar(2) ) ) return false; // This must be a real command beginning with cd???	if ( command == wxT("cd.") || command == wxT("cd .") )  {		path = wxGetCwd();		return true;	}	if ( command == wxT("cd") || command == wxT("cd~") || command == wxT("cd ~") ) {		path = wxGetHomeDir();		return true;	} else if ( command.Find(wxT("&&")) != wxNOT_FOUND ) {		// a complex command: cd <somewhere> && ...		return false;	} else {		// Otherwise it should be a real dir. Remove the initial cd, plus any white-space		path = command.Mid( 2 );		path << wxFileName::GetPathSeparator();		path.Trim(false);		wxFileName fn(path);		fn.MakeAbsolute(m_workingDir);		fn.Normalize();		if( fn.DirExists() ) {			path = fn.GetFullPath();			return true;		}		return false;	}}

void MyFrame::FileOpenGeneric(wxCommandEvent& WXUNUSED(event) ){    wxGenericFileDialog dialog    (        this,        _T("Testing open file dialog"),        wxEmptyString,        wxEmptyString,        _T("C++ files (*.cpp;*.h)|*.cpp;*.h")    );    dialog.SetDirectory(wxGetHomeDir());    if (dialog.ShowModal() == wxID_OK)    {        wxString info;        info.Printf(_T("Full file name: %s/n")                    _T("Path: %s/n")                    _T("Name: %s"),                    dialog.GetPath().c_str(),                    dialog.GetDirectory().c_str(),                    dialog.GetFilename().c_str());        wxMessageDialog dialog2(this, info, _T("Selected file"));        dialog2.ShowModal();    }}

/*This function transforms mnemonic pathes to real oneFor example %USERPROFILE%/MyBudget will be transformed to C:/Users/James/MyBudget*/const wxString mmex::getPathAttachment(const wxString &attachmentsFolder){    if (attachmentsFolder == wxEmptyString)        return wxEmptyString;    wxString AttachmentsFolder = attachmentsFolder;    const wxString sep = wxFileName::GetPathSeparator();    const wxString LastDBPath = Model_Setting::instance().getLastDbPath();    const wxString& LastDBFolder = wxFileName::FileName(LastDBPath).GetPath() + sep;    const wxString& UserFolder = mmex::GetUserDir(false).GetPath() + sep;    if (attachmentsFolder.StartsWith(ATTACHMENTS_FOLDER_USERPROFILE, &AttachmentsFolder))        AttachmentsFolder.Prepend(wxGetHomeDir() + sep);    else if (attachmentsFolder.StartsWith(ATTACHMENTS_FOLDER_DOCUMENTS, &AttachmentsFolder))        AttachmentsFolder.Prepend(wxStandardPaths::Get().GetDocumentsDir() + sep);    else if (attachmentsFolder.StartsWith(ATTACHMENTS_FOLDER_DATABASE, &AttachmentsFolder))        AttachmentsFolder.Prepend(LastDBFolder);    else if (attachmentsFolder.StartsWith(ATTACHMENTS_FOLDER_APPDATA, &AttachmentsFolder))        AttachmentsFolder.Prepend(UserFolder);    if (AttachmentsFolder.Last() != sep)        AttachmentsFolder.Append(sep);    if (Model_Infotable::instance().GetBoolInfo("ATTACHMENTSSUBFOLDER", true))        AttachmentsFolder += wxString::Format("MMEX_%s_Attachments%s", wxFileName::FileName(LastDBPath).GetName(), sep);    return AttachmentsFolder;}

void frmExport::OnBrowseFile(wxCommandEvent &ev){    wxString directory;    wxString filename;    if (txtFilename->GetValue().IsEmpty())        directory = wxGetHomeDir();    else    {        directory = wxFileName(txtFilename->GetValue()).GetPath();        filename = wxFileName(txtFilename->GetValue()).GetFullName();    }#ifdef __WXMSW__    wxFileDialog file(this, _("Select export filename"), directory, filename,         _("CSV files (*.csv)|*.csv|Data files (*.dat)|*.dat|All files (*.*)|*.*"), wxFD_SAVE | wxFD_OVERWRITE_PROMPT);#else    wxFileDialog file(this, _("Select export filename"), directory, filename,         _("CSV files (*.csv)|*.csv|Data files (*.dat)|*.dat|All files (*)|*"), wxFD_SAVE | wxFD_OVERWRITE_PROMPT);#endif    if (file.ShowModal() == wxID_OK)    {        txtFilename->SetValue(file.GetPath());        OnChange(ev);    }}

bool wxSingleInstanceChecker::Create(const wxString& name,                                     const wxString& path){    wxASSERT_MSG( !m_impl,                  wxT("calling wxSingleInstanceChecker::Create() twice?") );    // must have the file name to create a lock file    wxASSERT_MSG( !name.empty(), wxT("lock file name can't be empty") );    m_impl = new wxSingleInstanceCheckerImpl;    wxString fullname = path;    if ( fullname.empty() )    {        fullname = wxGetHomeDir();    }    if ( fullname.Last() != wxT('/') )    {        fullname += wxT('/');    }    fullname << name;    return m_impl->Create(fullname);}

void CGameListCtrl::BrowseForDirectory(){	wxString dirHome;	wxGetHomeDir(&dirHome);	// browse	wxDirDialog dialog(this, _("Browse for a directory to add"), dirHome,			wxDD_DEFAULT_STYLE | wxDD_DIR_MUST_EXIST);	if (dialog.ShowModal() == wxID_OK)	{		std::string sPath(dialog.GetPath().mb_str());		std::vector<std::string>::iterator itResult = std::find(				SConfig::GetInstance().m_ISOFolder.begin(),				SConfig::GetInstance().m_ISOFolder.end(), sPath);		if (itResult == SConfig::GetInstance().m_ISOFolder.end())		{			SConfig::GetInstance().m_ISOFolder.push_back(sPath);			SConfig::GetInstance().SaveSettings();		}		Update();	}}

wxString wxGetHomeDir(){    wxString home;    wxGetHomeDir(&home);    return home;}

wxChar *wxGetUserHome(const wxString& WXUNUSED(user)){    // VZ: the old code here never worked for user != "" anyhow! Moreover, it    //     returned sometimes a malloc()'d pointer, sometimes a pointer to a    //     static buffer and sometimes I don't even know what.    static wxString s_home;    return (wxChar *)wxGetHomeDir(&s_home);}

void COptions::InitSettingsDir(){	wxFileName fn;	wxString dir(GetOption(OPTION_DEFAULT_SETTINGSDIR));	if (!dir.empty())	{		wxStringTokenizer tokenizer(dir, _T("///"), wxTOKEN_RET_EMPTY_ALL);		dir = _T("");		while (tokenizer.HasMoreTokens())		{			wxString token = tokenizer.GetNextToken();			if (token[0] == '$')			{				if (token[1] == '$')					token = token.Mid(1);				else				{					wxString value;					if (wxGetEnv(token.Mid(1), &value))						token = value;				}			}			dir += token;			const wxChar delimiter = tokenizer.GetLastDelimiter();			if (delimiter)				dir += delimiter;		}		fn = wxFileName(dir, _T(""));		fn.Normalize(wxPATH_NORM_ALL, wxGetApp().GetDefaultsDir());	}	else	{#ifdef __WXMSW__		wxChar buffer[MAX_PATH * 2 + 1];		if (SUCCEEDED(SHGetFolderPath(0, CSIDL_APPDATA, 0, SHGFP_TYPE_CURRENT, buffer)))		{			fn = wxFileName(buffer, _T(""));			fn.AppendDir(_T("FileZilla"));		}		else		{			// Fall back to directory where the executable is			if (GetModuleFileName(0, buffer, MAX_PATH * 2))				fn = buffer;		}#else		fn = wxFileName(wxGetHomeDir(), _T(""));		fn.AppendDir(_T(".filezilla"));#endif	}	if (!fn.DirExists())		wxMkdir(fn.GetPath(), 0700);	SetOption(OPTION_DEFAULT_SETTINGSDIR, fn.GetPath());}

wxString wxGetUserHome(const wxString& user){    wxString home;    if (user.empty() || user == wxGetUserId())        wxGetHomeDir(&home);    return home;}

void DrawApp::StartInstanceServer(FrameManager *frmmgr, ConfigManager *cfgmgr) {	m_server = new DrawServer(frmmgr, cfgmgr);	wxString service = wxGetHomeDir() + _T("/.draw3_socket");	if (m_server->Create(service) == false) {		wxLogError(_T("Failed to start server"));		delete m_server;	}}

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