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class configFile:
def __init__(self):
self.changed = 0
self.configElements = { }
try:
self.file = open("config")
except IOError:
print "cannot open config file"
return
while 1:
line = self.file.readline()
if line == "":
break
if line.startswith("#"): #skip comments
continue
self.addElement(line)
self.file.close()
def addElement(self, line):
x = line.find("=")
if x > -1:
self.configElements[line[:x]] = line[x + 1:]
def getKey(self, key):
return self.configElements[key]
def setKey(self, key, value):
self.changed = 1
self.configElements[key] = value
def save(self):
if self.changed == 0: #no changes, so no write to disk needed
return
fileHandle = open("config", "w")
for x in self.configElements:
wstr = x + "=" + self.configElements[x]
if wstr[len(wstr) - 1] != '\n':
wstr = wstr + "\n"
fileHandle.write(wstr)
fileHandle.close()
class configBoolean:
def __init__(self, parent):
self.parent = parent
def checkValues(self):
if self.parent.value < 0:
self.parent.value = 0
if(self.parent.value >= (len(self.parent.vals) - 1)):
self.parent.value = len(self.parent.vals) - 1
def cancel(self):
self.parent.reload()
def save(self):
self.parent.save()
def handleKey(self, key):
if key == 1:
self.parent.value = self.parent.value - 1
if key == 2:
self.parent.value = self.parent.value + 1
self.checkValues()
self.parent.change()
def __call__(self): #needed by configlist
self.checkValues()
return ("text", self.parent.vals[self.parent.value])
class configValue:
def __init__(self, obj):
self.obj = obj
def __str__(self):
return self.obj
class Config:
def __init__(self):
pass
config = Config();
configfile = configFile()
class ConfigSlider:
def __init__(self, parent):
self.parent = parent
def cancel(self):
self.parent.reload()
def save(self):
self.parent.save()
def checkValues(self):
if self.parent.value < 0:
self.parent.value = 0
if self.parent.value > 10:
self.parent.value = 10
def handleKey(self, key):
if key == 1:
self.parent.value = self.parent.value - 1
if key == 2:
self.parent.value = self.parent.value + 1
self.checkValues()
self.parent.change()
def __call__(self): #needed by configlist
self.checkValues()
return ("slider", self.parent.value * 10)
class ConfigSubsection:
def __init__(self):
pass
class configElement:
def datafromFile(self, control, data):
if control == ConfigSlider:
return int(data);
elif control == configBoolean:
return int(data);
else:
return ""
def datatoFile(self, control, data):
if control == ConfigSlider:
return str(data);
elif control == configBoolean:
return str(data);
else:
return ""
def loadData(self):
try:
value = self.datafromFile(self.controlType, configfile.getKey(self.configPath))
except:
value = ""
if value == "":
print "value not found - using default"
self.value = self.defaultValue
self.save() #add missing value to dict
else:
self.value = value
def __init__(self, configPath, control, defaultValue, vals):
self.configPath = configPath
self.defaultValue = defaultValue
self.controlType = control
self.vals = vals
self.notifierList = [ ]
self.loadData()
def addNotifier(self, notifier):
self.notifierList.append(notifier);
notifier(self);
def change(self):
for notifier in self.notifierList:
notifier(self)
def reload(self):
self.loadData()
def save(self):
configfile.setKey(self.configPath, self.datatoFile(self.controlType,self.value))
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