From 42ae95008fcba918380a1016420dd24d888cb9df Mon Sep 17 00:00:00 2001
From: hut <hut@lavabit.com>
Date: Tue, 27 Apr 2010 20:37:11 +0200
Subject: messing around

---
 ranger/__main__.py    | 12 ++++--------
 ranger/core/fm.py     | 15 +++++++++++++++
 ranger/core/loader.py | 23 ++++++++++++++++++++++-
 3 files changed, 41 insertions(+), 9 deletions(-)

diff --git a/ranger/__main__.py b/ranger/__main__.py
index 8bb0bfa1..d25065a1 100644
--- a/ranger/__main__.py
+++ b/ranger/__main__.py
@@ -187,10 +187,10 @@ def main():
 	else:
 		path = '.'
 
+	# Initialize objects
+	EnvironmentAware._assign(Environment(path))
+	fm = FM()
 	try:
-		# Initialize objects
-		EnvironmentAware._assign(Environment(path))
-		fm = FM()
 		load_settings(fm, ranger.arg.clean)
 		FileManagerAware._assign(fm)
 		fm.ui = UI()
@@ -200,11 +200,7 @@ def main():
 		fm.ui.initialize()
 		fm.loop()
 	finally:
-		# Finish, clean up
-		try:
-			fm.ui.destroy()
-		except (AttributeError, NameError):
-			pass
+		fm.destroy()
 
 
 if __name__ == '__main__':
diff --git a/ranger/core/fm.py b/ranger/core/fm.py
index 0702e472..7a55afa7 100644
--- a/ranger/core/fm.py
+++ b/ranger/core/fm.py
@@ -94,6 +94,21 @@ class FM(Actions, SignalDispatcher):
 
 		self.env.signal_bind('cd', self._update_current_tab)
 
+	def destroy(self):
+		debug = ranger.arg.debug
+		if self.ui:
+			try:
+				self.ui.destroy()
+			except:
+				if debug:
+					raise
+		if self.loader:
+			try:
+				self.loader.destroy()
+			except:
+				if debug:
+					raise
+
 	def block_input(self, sec=0):
 		self.input_blocked = sec != 0
 		self.input_blocked_until = time() + sec
diff --git a/ranger/core/loader.py b/ranger/core/loader.py
index 24dac464..53d9dc6e 100644
--- a/ranger/core/loader.py
+++ b/ranger/core/loader.py
@@ -30,14 +30,25 @@ def status_generator():
 		yield '\\'
 		yield '|'
 
+
 class LoadableObject(object):
 	def __init__(self, gen, descr):
 		self.load_generator = gen
 		self.description = descr
+		self.paused = False
 
 	def get_description(self):
 		return self.description
 
+	def pause(self):
+		self.paused = True
+
+	def unpause(self):
+		self.paused = False
+
+	def destroy(self):
+		pass
+
 
 class CommandLoader(LoadableObject):
 	def __init__(self, args, descr, begin_hook=None, end_hook=None):
@@ -47,7 +58,9 @@ class CommandLoader(LoadableObject):
 		self.end_hook = end_hook
 
 	def generate(self):
-		process = Popen(self.args, stdout=open(os.devnull, 'w'), stderr=PIPE)
+		self.process = process = Popen(self.args,
+				stdout=open(os.devnull, 'w'),
+				stderr=PIPE)
 		if self.begin_hook:
 			self.begin_hook(process)
 		while process.poll() is None:
@@ -60,6 +73,10 @@ class CommandLoader(LoadableObject):
 		if self.end_hook(process):
 			self.end_hook(process)
 
+	def destroy(self):
+		if self.process:
+			self.process.kill()
+
 
 class Loader(FileManagerAware):
 	seconds_of_work_time = 0.03
@@ -151,3 +168,7 @@ class Loader(FileManagerAware):
 	def has_work(self):
 		"""Is there anything to load?"""
 		return bool(self.queue)
+
+	def destroy(self):
+		while self.queue:
+			self.queue.pop().destroy()
-- 
cgit 1.4.1-2-gfad0