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Reformat offlineimap/ui/Curses.py

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Add some spaces, remove lines,... now format is better (lintian).
This commit is contained in:
Rodolfo García Peñas (kix) 2020-08-29 19:55:07 +02:00
parent 1df1a39b11
commit 1b385dfafb
1 changed files with 49 additions and 45 deletions
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offlineimap/ui/Curses.py
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@ -47,22 +47,22 @@ class CursesUtil:
"""Initialize the curses color pairs available.""" """Initialize the curses color pairs available."""
# set special colors 'gray' and 'banner' # set special colors 'gray' and 'banner'
self.colormap['white'] = 0 #hardcoded by curses self.colormap['white'] = 0 # hardcoded by curses
curses.init_pair(1, curses.COLOR_WHITE, curses.COLOR_BLUE) curses.init_pair(1, curses.COLOR_WHITE, curses.COLOR_BLUE)
self.colormap['banner'] = 1 # color 'banner' for bannerwin self.colormap['banner'] = 1 # color 'banner' for bannerwin
bcol = curses.COLOR_BLACK bcol = curses.COLOR_BLACK
colors = ( # name, color, bold? colors = ( # name, color, bold?
('black', curses.COLOR_BLACK, False), ('black', curses.COLOR_BLACK, False),
('blue', curses.COLOR_BLUE,False), ('blue', curses.COLOR_BLUE, False),
('red', curses.COLOR_RED, False), ('red', curses.COLOR_RED, False),
('purple', curses.COLOR_MAGENTA, False), ('purple', curses.COLOR_MAGENTA, False),
('cyan', curses.COLOR_CYAN, False), ('cyan', curses.COLOR_CYAN, False),
('green', curses.COLOR_GREEN, False), ('green', curses.COLOR_GREEN, False),
('orange', curses.COLOR_YELLOW, False)) ('orange', curses.COLOR_YELLOW, False))
#set the rest of all colors starting at pair 2 # set the rest of all colors starting at pair 2
i = 1 i = 1
for name, fcol, bold in colors: for name, fcol, bold in colors:
i += 1 i += 1
self.colormap[name] = i self.colormap[name] = i
curses.init_pair(i, fcol, bcol) curses.init_pair(i, fcol, bcol)
@ -99,6 +99,7 @@ class CursesUtil:
def lockedstuff(): def lockedstuff():
curses.panel.update_panels() curses.panel.update_panels()
curses.doupdate() curses.doupdate()
self.exec_locked(lockedstuff) self.exec_locked(lockedstuff)
def isactive(self): def isactive(self):
@ -129,19 +130,20 @@ class CursesAccountFrame:
self.location = 0 self.location = 0
# length of the account prefix string # length of the account prefix string
def drawleadstr(self, secs = 0): def drawleadstr(self, secs=0):
"""Draw the account status string. """Draw the account status string.
secs tells us how long we are going to sleep.""" secs tells us how long we are going to sleep."""
sleepstr = '%3d:%02d'% (secs // 60, secs % 60) if secs else 'active' sleepstr = '%3d:%02d' % (secs // 60, secs % 60) if secs else 'active'
accstr = '%s: [%s] %12.12s: '% (self.acc_num, sleepstr, self.account) accstr = '%s: [%s] %12.12s: ' % (self.acc_num, sleepstr, self.account)
def addstr(): def addstr():
try: try:
self.window.addstr(0, 0, accstr) self.window.addstr(0, 0, accstr)
except curses.error as e: # Occurs when the terminal is very small except curses.error as e: # Occurs when the terminal is very small
pass pass
self.ui.exec_locked(addstr); self.ui.exec_locked(addstr);
self.location = len(accstr) self.location = len(accstr)
@ -187,9 +189,10 @@ class CursesAccountFrame:
# if this belongs to an Account (and not *Control), set the # if this belongs to an Account (and not *Control), set the
# skipsleep pref # skipsleep pref
if isinstance(self.account, offlineimap.accounts.Account): if isinstance(self.account, offlineimap.accounts.Account):
self.ui.info("Requested synchronization for acc: %s"% self.account) self.ui.info("Requested synchronization for acc: %s" % self.account)
self.account.config.set('Account %s'% self.account.name, self.account.config.set('Account %s' % self.account.name,
'skipsleep', '1') 'skipsleep', '1')
class CursesThreadFrame: class CursesThreadFrame:
"""curses_color: current color pair for logging.""" """curses_color: current color pair for logging."""
@ -203,7 +206,7 @@ class CursesThreadFrame:
self.window = acc_win self.window = acc_win
self.x = x self.x = x
self.y = y self.y = y
self.curses_color = curses.color_pair(0) #default color self.curses_color = curses.color_pair(0) # default color
def setcolor(self, color, modifier=0): def setcolor(self, color, modifier=0):
"""Draw the thread symbol '@' in the specified color """Draw the thread symbol '@' in the specified color
@ -219,9 +222,10 @@ class CursesThreadFrame:
def locked_display(): def locked_display():
try: try:
self.window.addch(self.y, self.x, '@', self.curses_color) self.window.addch(self.y, self.x, '@', self.curses_color)
except curses.error: # Occurs when the terminal is very small except curses.error: # Occurs when the terminal is very small
pass pass
self.window.refresh() self.window.refresh()
# lock the curses IO while fudging stuff # lock the curses IO while fudging stuff
self.ui.exec_locked(locked_display) self.ui.exec_locked(locked_display)
@ -240,10 +244,10 @@ class CursesThreadFrame:
class InputHandler(ExitNotifyThread): class InputHandler(ExitNotifyThread):
"""Listens for input via the curses interfaces""" """Listens for input via the curses interfaces"""
#TODO, we need to use the ugly exitnotifythread (rather than simply # TODO, we need to use the ugly exitnotifythread (rather than simply
#threading.Thread here, so exiting this thread via the callback # threading.Thread here, so exiting this thread via the callback
#handler, kills off all parents too. Otherwise, they would simply # handler, kills off all parents too. Otherwise, they would simply
#continue. # continue.
def __init__(self, ui): def __init__(self, ui):
super(InputHandler, self).__init__() super(InputHandler, self).__init__()
self.char_handler = None self.char_handler = None
@ -252,7 +256,7 @@ class InputHandler(ExitNotifyThread):
# We will only parse input if we are enabled. # We will only parse input if we are enabled.
self.inputlock = RLock() self.inputlock = RLock()
# denotes whether we should be handling the next char. # denotes whether we should be handling the next char.
self.start() #automatically start the thread self.start() # automatically start the thread
def get_next_char(self): def get_next_char(self):
"""Return the key pressed or -1. """Return the key pressed or -1.
@ -272,7 +276,7 @@ class InputHandler(ExitNotifyThread):
char_gen = self.get_next_char() char_gen = self.get_next_char()
for char in char_gen: for char in char_gen:
self.char_handler(char) self.char_handler(char)
#curses.ungetch(char) # curses.ungetch(char)
def set_char_hdlr(self, callback): def set_char_hdlr(self, callback):
"""Sets a character callback handler. """Sets a character callback handler.
@ -321,8 +325,8 @@ class CursesLogHandler(logging.StreamHandler):
self.ui.tframe_lock.acquire() self.ui.tframe_lock.acquire()
self.ui.lock() self.ui.lock()
try: try:
y,x = self.ui.logwin.getyx() y, x = self.ui.logwin.getyx()
if y or x: self.ui.logwin.addch(10) # no \n before 1st item if y or x: self.ui.logwin.addch(10) # no \n before 1st item
self.ui.logwin.addstr(log_str, color) self.ui.logwin.addstr(log_str, color)
self.ui.logwin.noutrefresh() self.ui.logwin.noutrefresh()
self.ui.stdscr.refresh() self.ui.stdscr.refresh()
@ -330,6 +334,7 @@ class CursesLogHandler(logging.StreamHandler):
self.ui.unlock() self.ui.unlock()
self.ui.tframe_lock.release() self.ui.tframe_lock.release()
class Blinkenlights(UIBase, CursesUtil): class Blinkenlights(UIBase, CursesUtil):
"""Curses-cased fancy UI. """Curses-cased fancy UI.
@ -356,7 +361,7 @@ class Blinkenlights(UIBase, CursesUtil):
# create console handler with a higher log level # create console handler with a higher log level
ch = CursesLogHandler() ch = CursesLogHandler()
#ch.setLevel(logging.DEBUG) # ch.setLevel(logging.DEBUG)
# create formatter and add it to the handlers # create formatter and add it to the handlers
self.formatter = logging.Formatter("%(message)s") self.formatter = logging.Formatter("%(message)s")
ch.setFormatter(self.formatter) ch.setFormatter(self.formatter)
@ -378,7 +383,7 @@ class Blinkenlights(UIBase, CursesUtil):
# Test if ncurses actually starts up fine. Only do so for # Test if ncurses actually starts up fine. Only do so for
# python>=2.6.6 as calling initscr() twice messing things up. # python>=2.6.6 as calling initscr() twice messing things up.
# see http://bugs.python.org/issue7567 in python 2.6 to 2.6.5 # see http://bugs.python.org/issue7567 in python 2.6 to 2.6.5
if sys.version_info[0:3] < (2,6) or sys.version_info[0:3] >= (2,6,6): if sys.version_info[0:3] < (2, 6) or sys.version_info[0:3] >= (2, 6, 6):
try: try:
curses.initscr() curses.initscr()
curses.endwin() curses.endwin()
@ -476,7 +481,7 @@ class Blinkenlights(UIBase, CursesUtil):
self.gettf().setcolor('white') self.gettf().setcolor('white')
super(Blinkenlights, self).callhook(*args) super(Blinkenlights, self).callhook(*args)
############ Generic logging functions ############################# # Generic logging functions #
def warn(self, msg, minor=0): def warn(self, msg, minor=0):
self.gettf().setcolor('red', curses.A_BOLD) self.gettf().setcolor('red', curses.A_BOLD)
super(Blinkenlights, self).warn(msg) super(Blinkenlights, self).warn(msg)
@ -495,7 +500,7 @@ class Blinkenlights(UIBase, CursesUtil):
"""Return the ThreadFrame() of the current thread.""" """Return the ThreadFrame() of the current thread."""
cur_thread = currentThread() cur_thread = currentThread()
acc = self.getthreadaccount() #Account() or None acc = self.getthreadaccount() # Account() or None
with self.tframe_lock: with self.tframe_lock:
# Ideally we already have self.threadframes[accountname][thread] # Ideally we already have self.threadframes[accountname][thread]
@ -531,7 +536,7 @@ class Blinkenlights(UIBase, CursesUtil):
try: try:
index = int(chr(key)) index = int(chr(key))
except ValueError: except ValueError:
return # Key not a valid number: exit. return # Key not a valid number: exit.
if index >= len(self.hotkeys): if index >= len(self.hotkeys):
# Not in our list of valid hotkeys. # Not in our list of valid hotkeys.
return return
@ -540,7 +545,7 @@ class Blinkenlights(UIBase, CursesUtil):
def sleep(self, sleepsecs, account): def sleep(self, sleepsecs, account):
self.gettf().setcolor('red') self.gettf().setcolor('red')
self.info("Next sync in %d:%02d"% (sleepsecs / 60, sleepsecs % 60)) self.info("Next sync in %d:%02d" % (sleepsecs / 60, sleepsecs % 60))
return super(Blinkenlights, self).sleep(sleepsecs, account) return super(Blinkenlights, self).sleep(sleepsecs, account)
def sleeping(self, sleepsecs, remainingsecs): def sleeping(self, sleepsecs, remainingsecs):
@ -565,10 +570,10 @@ class Blinkenlights(UIBase, CursesUtil):
# See comment on _msg for info on why both locks are obtained. # See comment on _msg for info on why both locks are obtained.
self.lock() self.lock()
try: try:
#s.gettf().setcolor('white') # s.gettf().setcolor('white')
self.warn(" *** Input Required") self.warn(" *** Input Required")
self.warn(" *** Please enter password for user '%s': " % \ self.warn(" *** Please enter password for user '%s': " % \
username) username)
self.logwin.refresh() self.logwin.refresh()
password = self.logwin.getstr() password = self.logwin.getstr()
finally: finally:
@ -596,8 +601,8 @@ class Blinkenlights(UIBase, CursesUtil):
self.logwin = curses.newwin(self.logheight, self.width, 1, 0) self.logwin = curses.newwin(self.logheight, self.width, 1, 0)
self.draw_bannerwin() self.draw_bannerwin()
self.logwin.idlok(True) # needed for scrollok below self.logwin.idlok(True) # needed for scrollok below
self.logwin.scrollok(True) # scroll window when too many lines added self.logwin.scrollok(True) # scroll window when too many lines added
self.draw_logwin() self.draw_logwin()
self.accounts = reversed(sorted(self.accframes.keys())) self.accounts = reversed(sorted(self.accframes.keys()))
pos = self.height - 1 pos = self.height - 1
@ -618,8 +623,8 @@ class Blinkenlights(UIBase, CursesUtil):
color = curses.A_BOLD | self.curses_colorpair('banner') color = curses.A_BOLD | self.curses_colorpair('banner')
else: else:
color = curses.A_REVERSE color = curses.A_REVERSE
self.bannerwin.clear() # Delete old content (eg before resizes) self.bannerwin.clear() # Delete old content (eg before resizes)
self.bannerwin.bkgd(' ', color) # Fill background with that color self.bannerwin.bkgd(' ', color) # Fill background with that color
string = "%s %s" % (offlineimap.__productname__, string = "%s %s" % (offlineimap.__productname__,
offlineimap.__version__) offlineimap.__version__)
spaces = " " * max(1, (self.width - len(offlineimap.__copyright__) spaces = " " * max(1, (self.width - len(offlineimap.__copyright__)
@ -632,7 +637,7 @@ class Blinkenlights(UIBase, CursesUtil):
"""(Re)draw the current logwindow.""" """(Re)draw the current logwindow."""
if curses.has_colors(): if curses.has_colors():
color = curses.color_pair(0) #default colors color = curses.color_pair(0) # default colors
else: else:
color = curses.A_NORMAL color = curses.A_NORMAL
self.logwin.move(0, 0) self.logwin.move(0, 0)
@ -650,7 +655,7 @@ class Blinkenlights(UIBase, CursesUtil):
if acc_name in self.accframes: return self.accframes[acc_name] if acc_name in self.accframes: return self.accframes[acc_name]
self.accframes[acc_name] = CursesAccountFrame(self, acc_name) self.accframes[acc_name] = CursesAccountFrame(self, acc_name)
# update the window layout # update the window layout
self.setupwindows(resize= True) self.setupwindows(resize=True)
return self.accframes[acc_name] return self.accframes[acc_name]
def terminate(self, *args, **kwargs): def terminate(self, *args, **kwargs):
@ -668,6 +673,5 @@ class Blinkenlights(UIBase, CursesUtil):
super(Blinkenlights, self).terminate(*args, **kwargs) super(Blinkenlights, self).terminate(*args, **kwargs)
def threadException(self, thread): def threadException(self, thread):
#self._log_con_handler.stop() # self._log_con_handler.stop()
UIBase.threadException(self, thread) UIBase.threadException(self, thread)