From: Ed Page <eopage@byu.net>
Date: Sun, 26 Apr 2009 01:35:42 +0000 (-0500)
Subject: Adding the file backend as a choice in the UI
X-Git-Url: http://vcs.maemo.org/git/?p=doneit;a=commitdiff_plain;h=0ba4348cb475c8ddfb1ac674995201f09bba8b8e

Adding the file backend as a choice in the UI
---

diff --git a/src/doneit_glade.py b/src/doneit_glade.py
index a699ae5..abedb35 100755
--- a/src/doneit_glade.py
+++ b/src/doneit_glade.py
@@ -212,7 +212,14 @@ class DoneIt(object):
 		with gtk_toolbox.gtk_lock():
 			rtmView = rtm_view.RtmView(self._widgetTree, self.__errorDisplay)
 		self._todoUIs[rtmView.name()] = rtmView
-		self._defaultUIName = rtmView.name()
+
+		import file_view
+		defaultStoragePath = "%s/data.txt" % self._user_data
+		with gtk_toolbox.gtk_lock():
+			fileView = file_view.FileView(self._widgetTree, self.__errorDisplay, defaultStoragePath)
+		self._todoUIs[fileView.name()] = fileView
+
+		self._defaultUIName = fileView.name()
 
 		config = ConfigParser.SafeConfigParser()
 		config.read(self._user_settings)
diff --git a/src/file_backend.py b/src/file_backend.py
index 78360c2..954e38e 100644
--- a/src/file_backend.py
+++ b/src/file_backend.py
@@ -19,14 +19,23 @@ class FileBackend(object):
 			"items": self._items,
 			"locations": self._locations,
 		}
-		pickle.dump(state, self._filename)
+		with open(self._filename, "wb") as pickleFile:
+			pickle.dump(state, pickleFile)
 
 	def load(self):
-		state = pickle.load(self._filename)
+		try:
+			with open(self._filename, "rb") as pickleFile:
+				state = pickle.load(pickleFile)
+		except IOError, e:
+			if e.errno != 2:
+				raise
 		self._projects = state["projects"]
 		self._items = state["items"]
 		self._locations = state["locations"]
 
+		if len(self._projects) == 0:
+			self.add_project("Inbox")
+
 	def add_project(self, name):
 		projId = uuid.uuid4().hex
 		projDetails = {
diff --git a/src/file_view.py b/src/file_view.py
new file mode 100644
index 0000000..5ba94fe
--- /dev/null
+++ b/src/file_view.py
@@ -0,0 +1,52 @@
+"""
+@todo Remove blocking operations from UI thread
+"""
+
+import common_view
+
+import gtk_toolbox
+import file_backend
+
+
+class FileView(common_view.CommonView):
+
+	def __init__(self, widgetTree, errorDisplay, defaultPath):
+		super(FileView, self).__init__(widgetTree, errorDisplay)
+		self._path = defaultPath
+
+	@staticmethod
+	def name():
+		return "File"
+
+	def load_settings(self, config):
+		"""
+		@note Thread Agnostic
+		"""
+		path = config.get(self.name(), "path")
+		if path is not None:
+			self._path
+
+	def save_settings(self, config):
+		"""
+		@note Thread Agnostic
+		"""
+		self._manager.save()
+		config.add_section(self.name())
+		config.set(self.name(), "path", self._path)
+
+	def login(self):
+		"""
+		@note UI Thread
+		"""
+		if self._manager is not None:
+			return
+
+		self._manager = file_backend.FileBackend(self._path)
+		self._manager.load()
+
+	def logout(self):
+		"""
+		@note Thread Agnostic
+		"""
+		self._manager.save()
+		self._manager = None