Diana Software
QGDefaultsHandler.cc
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1 #include "QGDefaultsHandler.hh"
2 #include <cstdlib>
3 #include "QGTextFileHandler.hh"
4 
5 ClassImp(QGDefaultsHandler)
6 
7 using std::string;
8 
9 QGDefaultsHandler *QGDefaultsHandler::fMe = 0;
10 
11 QGDefaultsHandler *QGDefaultsHandler::Instance()
12 {
13  if (!fMe) fMe = new QGDefaultsHandler();
14  return fMe;
15 }
16 
17 QGDefaultsHandler::QGDefaultsHandler()
18 {
19  fCutsDirectory = "./";
20  fDataDirectory = "./";
21  fDefaultsFileDirectory = "./";
22  fSaveCanvasDirectory = "./";
23  fSessionDirectory = "./";
24 
25  char *homeDirectory = getenv("HOME");
26  if (homeDirectory) {
27  fDefaultsFileDirectory = homeDirectory;
28  fDefaultsFileDirectory += "/";
29  }
30 
31  LoadFromFile();
32 }
33 
34 QGDefaultsHandler::~QGDefaultsHandler()
35 {
36 }
37 
38 void QGDefaultsHandler::LoadFromFile(string filename)
39 {
40  QGTextFileHandler *textFileHandler = new QGTextFileHandler();
41  textFileHandler->ReadFile(fDefaultsFileDirectory + filename);
42  if (textFileHandler->DoesKeyExist(CUTS_DIRECTORY_KEY)) {
43  fCutsDirectory = textFileHandler->GetValue(CUTS_DIRECTORY_KEY);
44  }
45  if (textFileHandler->DoesKeyExist(DATA_DIRECTORY_KEY)) {
46  fDataDirectory = textFileHandler->GetValue(DATA_DIRECTORY_KEY);
47  }
48  if (textFileHandler->DoesKeyExist(SAVE_CANVAS_DIRECTORY_KEY)) {
49  fSaveCanvasDirectory = textFileHandler->GetValue(SAVE_CANVAS_DIRECTORY_KEY);
50  }
51  if (textFileHandler->DoesKeyExist(SESSION_DIRECTORY_KEY)) {
52  fSessionDirectory = textFileHandler->GetValue(SESSION_DIRECTORY_KEY);
53  }
54  delete textFileHandler;
55 }
56 
57 void QGDefaultsHandler::SaveToFile(string filename)
58 {
59  QGTextFileHandler *textFileHandler = new QGTextFileHandler();
60  textFileHandler->AppendLine(CUTS_DIRECTORY_KEY, fCutsDirectory);
61  textFileHandler->AppendLine(DATA_DIRECTORY_KEY, fDataDirectory);
62  textFileHandler->AppendLine(SAVE_CANVAS_DIRECTORY_KEY, fSaveCanvasDirectory);
63  textFileHandler->AppendLine(SESSION_DIRECTORY_KEY, fSessionDirectory);
64  textFileHandler->WriteFile(fDefaultsFileDirectory + filename);
65  delete textFileHandler;
66 }
67 
68 void QGDefaultsHandler::SetCutsDirectory(const string& directory)
69 {
70  fCutsDirectory = directory;
71  SaveToFile();
72 }
73 
74 void QGDefaultsHandler::SetDataDirectory(const string& directory)
75 {
76  fDataDirectory = directory;
77  SaveToFile();
78 }
79 
80 void QGDefaultsHandler::SetSaveCanvasDirectory(const string& directory)
81 {
82  fSaveCanvasDirectory = directory;
83  SaveToFile();
84 }
85 
86 void QGDefaultsHandler::SetSessionDirectory(const string& directory)
87 {
88  fSessionDirectory = directory;
89  SaveToFile();
90 }
DATA_DIRECTORY_KEY
#define DATA_DIRECTORY_KEY
Definition: QGDefaultsHandler.hh:15
CUTS_DIRECTORY_KEY
#define CUTS_DIRECTORY_KEY
Definition: QGDefaultsHandler.hh:14
SESSION_DIRECTORY_KEY
#define SESSION_DIRECTORY_KEY
Definition: QGDefaultsHandler.hh:18
SAVE_CANVAS_DIRECTORY_KEY
#define SAVE_CANVAS_DIRECTORY_KEY
Definition: QGDefaultsHandler.hh:17
ClassImp
ClassImp(QObject)
QGDefaultsHandler
Singleton class to handle default settings for the GUI.
Definition: QGDefaultsHandler.hh:22
QGDefaultsHandler::fDefaultsFileDirectory
std::string fDefaultsFileDirectory
Defaults file directory.
Definition: QGDefaultsHandler.hh:74
QGDefaultsHandler::fDataDirectory
std::string fDataDirectory
Data directory.
Definition: QGDefaultsHandler.hh:71
QGDefaultsHandler::SetCutsDirectory
void SetCutsDirectory(const std::string &directory)
Set cuts directory.
Definition: QGDefaultsHandler.cc:68
QGDefaultsHandler::LoadFromFile
void LoadFromFile(std::string filename=DEFAULTS_FILENAME)
Load defaults from file.
Definition: QGDefaultsHandler.cc:38
QGDefaultsHandler::SetSaveCanvasDirectory
void SetSaveCanvasDirectory(const std::string &directory)
Set save canvas directory.
Definition: QGDefaultsHandler.cc:80
QGDefaultsHandler::fMe
static QGDefaultsHandler * fMe
Singleton.
Definition: QGDefaultsHandler.hh:56
QGDefaultsHandler::SetDataDirectory
void SetDataDirectory(const std::string &directory)
Set data directory.
Definition: QGDefaultsHandler.cc:74
QGDefaultsHandler::~QGDefaultsHandler
virtual ~QGDefaultsHandler()
Destructor.
Definition: QGDefaultsHandler.cc:34
QGDefaultsHandler::fSaveCanvasDirectory
std::string fSaveCanvasDirectory
Save canvas directory.
Definition: QGDefaultsHandler.hh:77
QGDefaultsHandler::SaveToFile
void SaveToFile(std::string filename=DEFAULTS_FILENAME)
Save defaults to file.
Definition: QGDefaultsHandler.cc:57
QGDefaultsHandler::fSessionDirectory
std::string fSessionDirectory
Session directory.
Definition: QGDefaultsHandler.hh:80
QGDefaultsHandler::SetSessionDirectory
void SetSessionDirectory(const std::string &directory)
Set session directory.
Definition: QGDefaultsHandler.cc:86
QGDefaultsHandler::fCutsDirectory
std::string fCutsDirectory
Cuts directory.
Definition: QGDefaultsHandler.hh:68
QGDefaultsHandler::QGDefaultsHandler
QGDefaultsHandler()
Private constructor.
Definition: QGDefaultsHandler.cc:17
QGDefaultsHandler::Instance
static QGDefaultsHandler * Instance()
Singleton.
Definition: QGDefaultsHandler.cc:11
QGTextFileHandler
Class to handle input and output for text files.
Definition: QGTextFileHandler.hh:17
QGTextFileHandler::GetValue
std::string GetValue(std::string key)
Retrieve value associated with a key.
Definition: QGTextFileHandler.cc:64
QGTextFileHandler::ReadFile
bool ReadFile(std::string filename)
Read file, returns true if successful.
Definition: QGTextFileHandler.cc:25
QGTextFileHandler::WriteFile
bool WriteFile(std::string filename)
Write file, returns true if successful.
Definition: QGTextFileHandler.cc:44
QGTextFileHandler::DoesKeyExist
bool DoesKeyExist(std::string key)
Return true if key exists.
Definition: QGTextFileHandler.cc:59
QGTextFileHandler::AppendLine
void AppendLine(std::string key="", std::string value="")
Append a key and value to the file.
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