From 419e4aa53fc99c29dce66cd46b7f894efd2d57a8 Mon Sep 17 00:00:00 2001
From: hut <hut@lavabit.com>
Date: Sat, 28 Nov 2009 16:23:54 +0100
Subject: blub

---
 bouml/128002.diagram  |  5 ++--
 bouml/a.prj           | 47 ++++++++++++++++++++++++++++++++
 ranger/color.py       | 26 ++++++++++++++++++
 ranger/directory.py   | 74 +++++++++++++++++++++++++++++++++++++++++----------
 ranger/environment.py | 17 ++++++++----
 ranger/fm.py          | 32 +++++++++++++++++-----
 ranger/fsobject.py    |  4 ++-
 ranger/keys.py        | 28 +++++++++++++++++++
 ranger/options.py     |  2 +-
 ranger/ui.py          |  3 +++
 ranger/wdisplay.py    | 47 +++++++++++++++++++++++++++-----
 ranger/widget.py      | 14 ++++++++++
 ranger/wtitlebar.py   |  3 ++-
 13 files changed, 264 insertions(+), 38 deletions(-)
 create mode 100644 ranger/color.py

diff --git a/bouml/128002.diagram b/bouml/128002.diagram
index 11471f2c..df226ddd 100644
--- a/bouml/128002.diagram
+++ b/bouml/128002.diagram
@@ -62,7 +62,7 @@ classcanvas 135042 class_ref 136194 // Color
 end
 classcanvas 135938 class_ref 136322 // FSObject
   draw_all_relations default hide_attributes default hide_operations default hide_getset_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default show_attribute_modifiers default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_relation_modifiers default show_relation_visibility default show_infonote default shadow default show_stereotype_properties default
-  xyz 187 405 2000
+  xyz 197 409 2000
 end
 classcanvas 136066 class_ref 136450 // File
   draw_all_relations default hide_attributes default hide_operations default hide_getset_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default show_attribute_modifiers default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_relation_modifiers default show_relation_visibility default show_infonote default shadow default show_stereotype_properties default
@@ -162,7 +162,8 @@ relationcanvas 136450 relation_ref 150274 // <generalisation>
   no_multiplicity_a no_multiplicity_b
 end
 relationcanvas 136578 relation_ref 150402 // <aggregation>
-  from ref 128642 z 2001 to ref 135938
+  from ref 128642 z 2001 to point 365 427
+  line 138626 z 2001 to ref 135938
   no_role_a no_role_b
   no_multiplicity_a no_multiplicity_b
 end
diff --git a/bouml/a.prj b/bouml/a.prj
index bac9648a..a2f2a6e5 100644
--- a/bouml/a.prj
+++ b/bouml/a.prj
@@ -1046,6 +1046,29 @@ ${docstring}${body}
 	relation_ref 150402 // <aggregation>
       end
 
+      operation 139010 "load_once"
+	public explicit_return_type ""
+	nparams 0
+	
+	
+	
+	python_def "${@}${static}${abstract}def ${name}${(}${)}:
+${docstring}${body}
+"
+	
+      end
+
+      operation 139138 "load_if_outdated"
+	public explicit_return_type ""
+	nparams 0
+	
+	
+	
+	python_def "${@}${static}${abstract}def ${name}${(}${)}:
+${docstring}${body}
+"
+	
+      end
     end
 
     class 136450 "File"
@@ -1093,6 +1116,30 @@ ${docstring}${members}
 	
 	
 	
+	python_def "${@}${static}${abstract}def ${name}${(}${)}:
+${docstring}${body}
+"
+	
+      end
+
+      operation 139266 "load_content_once"
+	public explicit_return_type ""
+	nparams 0
+	
+	
+	
+	python_def "${@}${static}${abstract}def ${name}${(}${)}:
+${docstring}${body}
+"
+	
+      end
+
+      operation 139394 "load_content_if_outdated"
+	public explicit_return_type ""
+	nparams 0
+	
+	
+	
 	python_def "${@}${static}${abstract}def ${name}${(}${)}:
 ${docstring}${body}
 "
diff --git a/ranger/color.py b/ranger/color.py
new file mode 100644
index 00000000..5701c0ee
--- /dev/null
+++ b/ranger/color.py
@@ -0,0 +1,26 @@
+#import curses
+
+color_pairs = {10: 0}
+
+
+#class ColorScheme():
+#	def isdir
+
+
+#def get_color(fg, bg):
+#	c = bg+2 + 9*(fg + 2)
+#	try:
+#		return color_pairs[c]
+#	except KeyError:
+#		size = len(color_pairs)
+#		curses.init_pair(size, curses.COLOR_RED, curses.COLOR_WHITE)
+#		color_pairs[c] = size
+#		return color_pairs[c]
+#
+#def color(fg = -1, bg = -1, attribute = 0):
+#	pass
+##	prin
+#	curses.attrset(attribute | curses.color_pair(get_color(fg, bg)))
+
+#color(-1, -1)
+#print(color_pairs)
diff --git a/ranger/directory.py b/ranger/directory.py
index 665f9f7d..2cad7ca8 100644
--- a/ranger/directory.py
+++ b/ranger/directory.py
@@ -1,14 +1,25 @@
 import ranger.fsobject
 from ranger import file, debug
 
+from ranger.fsobject import FSObject as SuperClass
+
+def sort_by_basename(path):
+	return path.basename
+
+def sort_by_directory(path):
+	return -int( isinstance( path, Directory ) )
+
 class NoDirectoryGiven(Exception):
 	pass
 
-class Directory(ranger.fsobject.FSObject):
+class Directory(SuperClass):
 	def __init__(self, path):
 		from os.path import isdir
-		if not isdir(path): raise NoDirectoryGiven()
-		ranger.fsobject.FSObject.__init__(self, path)
+
+		if not isdir(path):
+			raise NoDirectoryGiven()
+
+		SuperClass.__init__(self, path)
 		self.content_loaded = False
 		self.scheduled = False
 		self.enterable = False
@@ -19,8 +30,13 @@ class Directory(ranger.fsobject.FSObject):
 		self.pointed_index = None
 		self.pointed_file = None
 		self.scroll_begin = 0
+
 		self.show_hidden = False
+		self.directories_first = True
+
+		# to find out if something has changed:
 		self.old_show_hidden = self.show_hidden
+		self.old_directories_first = None #self.directories_first
 	
 	def load_content(self):
 		from os.path import join, isdir, basename
@@ -49,23 +65,43 @@ class Directory(ranger.fsobject.FSObject):
 				f.load()
 				files.append(f)
 
-			files.sort(key = lambda x: x.basename)
 			self.files = files
+			self.old_directories_first = None
+#			self.sort()
 
 			if len(self.files) > 0:
 				if self.pointed_file is not None:
 					self.move_pointer_to_file_path(self.pointed_file)
-				if self.pointed_file is None:
-					self.move_pointer(absolute = 0)
+#				if self.pointed_file is None:
+#					self.correct_pointer()
 		else:
 			self.filenames = None
 			self.files = None
-			self.infostring = ranger.fsobject.FSObject.BAD_INFO
+			self.infostring = superclass.BAD_INFO
+
+	def sort(self):
+		old_pointed_file = self.pointed_file
+		self.files.sort(key = sort_by_basename)
+
+		if self.directories_first:
+			self.files.sort(key = sort_by_directory)
+
+		if self.pointed_index is not None:
+			self.move_pointer_to_file_path(old_pointed_file)
+		else:
+			self.correct_pointer()
+
+		self.old_directories_first = self.directories_first
 	
+	def sort_if_outdated(self):
+		if self.old_directories_first != self.directories_first:
+			self.sort()
+
 	# Notice: fm.env.cf should always point to the current file. If you
 	# modify the current directory with this function, make sure
 	# to update fm.env.cf aswell.
 	def move_pointer(self, relative=0, absolute=None):
+		if self.empty(): return
 		i = self.pointed_index
 		if isinstance(absolute, int):
 			if absolute < 0:
@@ -85,6 +121,8 @@ class Directory(ranger.fsobject.FSObject):
 		except AttributeError: pass
 
 		self.load_content_once()
+		if self.empty(): return
+
 		i = 0
 		for f in self.files:
 			if f.path == path:
@@ -94,16 +132,21 @@ class Directory(ranger.fsobject.FSObject):
 		return False
 
 	def correct_pointer(self):
-		i = self.pointed_index
+		"""make sure the pointer is in the valid range of 0 : len(self.files)-1 (or None if directory is empty.)"""
 
-		if i >= len(self.files):
-			i = len(self.files) - 1
+		if self.files is None or len(self.files) == 0:
+			self.pointed_index = None
+			self.pointed_file = None
 
-		if i < 0:
-			i = 0
+		else:
+			i = self.pointed_index
 
-		self.pointed_index = i
-		self.pointed_file = self[i]
+			if i is None: i = 0
+			if i >= len(self.files): i = len(self.files) - 1
+			if i < 0: i = 0
+
+			self.pointed_index = i
+			self.pointed_file = self[i]
 		
 	def load_content_once(self):
 		if not self.content_loaded:
@@ -128,6 +171,9 @@ class Directory(ranger.fsobject.FSObject):
 			return True
 		return False
 
+	def empty(self):
+		return self.files is None or len(self.files) == 0
+
 	def __len__(self):
 		if not self.accessible: raise ranger.fsobject.NotLoadedYet()
 		return len(self.files)
diff --git a/ranger/environment.py b/ranger/environment.py
index d6635e9f..4b53d25a 100644
--- a/ranger/environment.py
+++ b/ranger/environment.py
@@ -30,6 +30,8 @@ class Environment():
 		else:
 			try:
 				return self.directories[self.cf.path]
+			except AttributeError:
+				return None
 			except KeyError:
 				return self.cf
 	
@@ -48,17 +50,17 @@ class Environment():
 
 		last_path = None
 		for path in reversed(self.pathway):
-			if not last_path:
-				last_path = path.path
+			if last_path is None:
+				last_path = path
 				continue
 
-#			log(( path.path, last_path ))
 			path.move_pointer_to_file_path(last_path)
-			last_path = path.path
+			last_path = path
 
 	def enter_dir(self, path):
+		from os.path import normpath, join, expanduser
 		# get the absolute path
-		path = os.path.normpath(os.path.join(self.path, path))
+		path = normpath(join(self.path, expanduser(path)))
 
 		try:
 			new_pwd = self.get_directory(path)
@@ -85,5 +87,10 @@ class Environment():
 		self.assign_correct_cursor_positions()
 
 		# set the current file.
+		self.pwd.directories_first = self.opt['directories_first']
+		self.pwd.sort_if_outdated()
 		self.cf = self.pwd.pointed_file
+		from ranger.debug import log
+		log(self.cf)
+
 		return True
diff --git a/ranger/fm.py b/ranger/fm.py
index 141414b0..8c6c7f07 100644
--- a/ranger/fm.py
+++ b/ranger/fm.py
@@ -1,3 +1,6 @@
+from os import devnull
+null = open(devnull, 'a')
+
 class FM():
 	def __init__(self, environment):
 		self.env = environment
@@ -26,19 +29,29 @@ class FM():
 	def exit(self):
 		raise SystemExit()
 
+	def enter_dir(self, path):
+		self.env.enter_dir(path)
+
 	def move_left(self):
 		self.env.enter_dir('..')
 
 	def move_right(self):
-		path = self.env.cf.path
-		if not self.env.enter_dir(path):
-			self.execute_file(path)
+		try:
+			path = self.env.cf.path
+			if not self.env.enter_dir(path):
+				self.execute_file(path)
+		except AttributeError:
+			pass
+
+#	def execute_file(self, path):
+#		import os
+#		self.ui.exit()
+#		os.system("mplayer '" + path + "'")
+#		self.ui.initialize()
 
 	def execute_file(self, path):
-		import os
-		self.ui.exit()
-		os.system("mplayer '" + path + "'")
-		self.ui.initialize()
+		from subprocess import Popen
+		Popen(('mplayer', '-fs', path), stdout = null, stderr = null)
 
 	def move_pointer(self, relative = 0, absolute = None):
 		self.env.cf = self.env.pwd.move_pointer(relative, absolute)
@@ -50,6 +63,11 @@ class FM():
 	def redraw(self):
 		self.ui.redraw()
 
+	def reset(self):
+		old_path = self.env.pwd.path
+		self.env.directories = {}
+		self.enter_dir(old_path)
+
 	def toggle_boolean_option(self, string):
 		if isinstance(self.env.opt[string], bool):
 			self.env.opt[string] ^= True
diff --git a/ranger/fsobject.py b/ranger/fsobject.py
index 099d3c5c..91c73bfc 100644
--- a/ranger/fsobject.py
+++ b/ranger/fsobject.py
@@ -43,7 +43,8 @@ class FSObject(object):
 			if os.path.isdir(self.path):
 				self.type = ranger.fstype.Directory
 				try:
-					self.infostring = ' %d' % len(os.listdir(self.path))
+					self.size = len(os.listdir(self.path))
+					self.infostring = ' %d' % self.size
 					self.runnable = True
 				except OSError:
 					self.infostring = FSObject.BAD_INFO
@@ -51,6 +52,7 @@ class FSObject(object):
 					self.accessible = False
 			elif os.path.isfile(self.path):
 				self.type = ranger.fstype.File
+				self.size = self.stat.st_size
 				self.infostring = ' %d' % self.stat.st_size
 			else:
 				self.type = ranger.fstype.Unknown
diff --git a/ranger/keys.py b/ranger/keys.py
index b120c507..c9b817e3 100644
--- a/ranger/keys.py
+++ b/ranger/keys.py
@@ -22,6 +22,9 @@ def initialize_commands(command_list):
 	def toggle_option(string):
 		return lambda fm: fm.toggle_boolean_option(string)
 
+	def cd(path):
+		return lambda fm: fm.enter_dir(path)
+
 	cl.bind(FM.move_left, 'h', 195, 'back')
 	cl.bind(FM.move_right, 'l', 'forward')
 	cl.bind(move( relative = 1 ), 'j')
@@ -33,7 +36,32 @@ def initialize_commands(command_list):
 
 	cl.bind(toggle_option('show_hidden'), 'th')
 
+
+	gX = {
+			'h': '~',
+			'e': '/etc',
+			'u': '/usr',
+			'r': '/',
+			'm': '/media',
+			'n': '/mnt',
+			't': '~/.trash',
+			's': '/srv',
+			}
+
+	for x, path in gX.items():
+		cl.bind( cd(path), 'g' + x )
+
+#	cl.bind(cd("~"), 'gh')
+#	cl.bind(cd("/etc"), 'ge')
+#	cl.bind(cd("/usr"), 'gu')
+#	cl.bind(cd("/"), 'gr')
+#	cl.bind(cd("/media"), 'gm')
+#	cl.bind(cd("/mnt"), 'gn')
+#	cl.bind(cd("~/.trash"), 'gt')
+#	cl.bind(cd("/srv"), 'gs')
+
 	cl.bind(FM.exit, 'q', ctrl('D'), 'ZZ')
+	cl.bind(FM.reset, ctrl('R'))
 	cl.bind(FM.redraw, ctrl('L'))
 	cl.bind(FM.resize, curses.KEY_RESIZE)
 
diff --git a/ranger/options.py b/ranger/options.py
index 50957c8a..92e38c8d 100644
--- a/ranger/options.py
+++ b/ranger/options.py
@@ -4,4 +4,4 @@ def get():
 
 def dummy():
 	""" provide a way of getting options until get() is implemented """
-	return { 'show_hidden': False, 'scroll_offset': 2 }
+	return { 'show_hidden': False, 'scroll_offset': 2, 'directories_first': True, 'preview_files' : True }
diff --git a/ranger/ui.py b/ranger/ui.py
index 9e8acb73..6f98364b 100644
--- a/ranger/ui.py
+++ b/ranger/ui.py
@@ -18,6 +18,8 @@ class UI():
 		curses.noecho()
 		curses.halfdelay(10)
 		curses.curs_set(0)
+		curses.start_color()
+		curses.use_default_colors()
 
 	def setup(self):
 		pass
@@ -63,6 +65,7 @@ class UI():
 			widg.feed_env(self.env)
 			widg.draw()
 		self.win.refresh()
+#		log(self.env.cf)
 
 	def get_next_key(self):
 		key = self.win.getch()
diff --git a/ranger/wdisplay.py b/ranger/wdisplay.py
index 55c0c563..e5229c7d 100644
--- a/ranger/wdisplay.py
+++ b/ranger/wdisplay.py
@@ -1,10 +1,13 @@
 import ranger.widget
 from ranger.debug import log
+from ranger.color import color_pairs
 import curses
+from ranger.widget import Widget as SuperClass
+#from ranger.color import color
 
-class WDisplay(ranger.widget.Widget):
+class WDisplay(SuperClass):
 	def __init__(self, win, level):
-		ranger.widget.Widget.__init__(self,win)
+		SuperClass.__init__(self,win)
 		self.level = level
 		self.main_display = False
 		self.display_infostring = False
@@ -14,6 +17,8 @@ class WDisplay(ranger.widget.Widget):
 		self.target = env.at_level(self.level)
 		self.show_hidden = env.opt['show_hidden']
 		self.scroll_offset = env.opt['scroll_offset']
+		self.directories_first = env.opt['directories_first']
+		self.preview_files = env.opt['preview_files']
 
 	def draw(self):
 		from ranger.file import File
@@ -32,28 +37,57 @@ class WDisplay(ranger.widget.Widget):
 		if not self.target.accessible:
 			self.win.addnstr(self.y, self.x, "not accessible", self.wid)
 			return
-		self.win.addnstr(self.y, self.x, "this is a file.", self.wid)
+		
+		if self.preview_files:
+			try:
+				if self.target.size < 1024 * 20:
+					f = open(self.target.path, 'r')
+					for line in range(self.hei):
+						read = f.readline().expandtabs()
+						self.win.addnstr(self.y + line, self.x, read, self.wid)
+			except:
+				pass
+
+		else:
+			self.win.addnstr(self.y, self.x, "this is a file.", self.wid)
 
 	def draw_directory(self):
+		from ranger.directory import Directory
 		self.target.show_hidden = self.show_hidden
 		self.target.load_content_if_outdated()
+		self.target.directories_first = self.directories_first
+		self.target.sort_if_outdated()
 		main_display = self.main_display
 
+		if self.target.empty():
+			self.color(bg=1)
+			self.win.addnstr(self.y, self.x, "empty", self.wid)
+			self.color()
+			return
+
 		if not self.target.accessible:
 			self.win.addnstr(self.y, self.x, "not accessible", self.wid)
 			return
 
+#		log(color_pairs)
+
 		self.set_scroll_begin()
 
+		selected_i = self.target.pointed_index
 		for line in range(self.hei):
 			i = line + self.scroll_begin
 			# last file reached?
 			try: drawed = self.target[i]
 			except IndexError: break
 
-			invert = i == self.target.pointed_index
+			if isinstance(drawed, Directory):
+				self.color(fg = 4)
+			else:
+				self.color()
+
+			invert = i == selected_i
 			if invert:
-				self.win.attrset(curses.A_REVERSE)
+				self.win.attron(curses.A_REVERSE)
 
 			if self.main_display:
 				self.win.addnstr(
@@ -73,8 +107,7 @@ class WDisplay(ranger.widget.Widget):
 				x = self.x + self.wid - 1 - len(info)
 				if x > self.x:
 					self.win.addstr(self.y + line, x, str(info) + ' ')
-			if invert:
-				self.win.attrset(curses.A_NORMAL)
+			self.win.attrset(0)
 
 	def get_scroll_begin(self):
 		offset = self.scroll_offset
diff --git a/ranger/widget.py b/ranger/widget.py
index 725810ec..e07db7a8 100644
--- a/ranger/widget.py
+++ b/ranger/widget.py
@@ -1,4 +1,5 @@
 import curses
+from ranger.color import color_pairs
 
 class OutOfBoundsException(Exception): pass
 
@@ -7,6 +8,19 @@ class Widget():
 		self.win = win
 		self.setdim(0, 0, 0, 0)
 
+	def get_color(self, fg, bg):
+		c = bg+2 + 9*(fg + 2)
+		try:
+			return color_pairs[c]
+		except KeyError:
+			size = len(color_pairs)
+			curses.init_pair(size, fg, bg)
+			color_pairs[c] = size
+			return color_pairs[c]
+
+	def color(self, fg = -1, bg = -1, attr = 0):
+		self.win.attrset(attr | curses.color_pair(self.get_color(fg, bg)))
+
 	def setdim(self, y, x, hei=None, wid=None):
 		maxy, maxx = self.win.getmaxyx()
 		wid = wid or maxx - x
diff --git a/ranger/wtitlebar.py b/ranger/wtitlebar.py
index e5cdb313..231914e9 100644
--- a/ranger/wtitlebar.py
+++ b/ranger/wtitlebar.py
@@ -1,7 +1,8 @@
 import curses
 import ranger.widget
+from ranger.widget import Widget as SuperClass
 
-class WTitleBar(ranger.widget.Widget):
+class WTitleBar(SuperClass):
 	def feed_env(self, env):
 		self.pathway = env.pathway
 
-- 
cgit 1.4.1-2-gfad0