git.maemo.org Git - watersofshiloah/blob - src/banners.py

   1 import sys
   2 import logging
   3
   4 import gtk
   5
   6 import util.misc as misc_utils
   7
   8
   9 _moduleLogger = logging.getLogger(__name__)
  10
  11
  12 class GenericBanner(object):
  13
  14         def __init__(self):
  15                 self._indicator = gtk.Image()
  16
  17                 self._label = gtk.Label()
  18
  19                 self._layout = gtk.HBox()
  20                 self._layout.pack_start(self._indicator, False, False)
  21                 self._layout.pack_start(self._label, False, True)
  22
  23         @property
  24         def toplevel(self):
  25                 return self._layout
  26
  27         def show(self, icon, message):
  28                 assert not self._label.get_text(), self._label.get_text()
  29                 if isinstance(icon, gtk.gdk.PixbufAnimation):
  30                         self._indicator.set_from_animation(icon)
  31                 elif isinstance(icon, gtk.gdk.Pixbuf):
  32                         self._indicator.set_from_pixbuf(icon)
  33                 else:
  34                         self._indicator.set_from_stock(icon)
  35                 self._label.set_text(message)
  36                 self.toplevel.show()
  37
  38         def hide(self):
  39                 assert self._label.get_text(), self._label.get_text()
  40                 self._label.set_text("")
  41                 self.toplevel.hide()
  42
  43
  44 class StackingBanner(object):
  45
  46         ICON_SIZE = 32
  47
  48         def __init__(self):
  49                 self._indicator = gtk.Image()
  50
  51                 self._message = gtk.Label()
  52
  53                 self._closeImage = gtk.Image()
  54                 self._closeImage.set_from_stock("gtk-close", self.ICON_SIZE)
  55
  56                 self._layout = gtk.HBox()
  57                 self._layout.pack_start(self._indicator, False, False)
  58                 self._layout.pack_start(self._message, True, True)
  59                 self._layout.pack_start(self._closeImage, False, False)
  60
  61                 self._events = gtk.EventBox()
  62                 self._events.add(self._layout)
  63                 self._events.connect("button_release_event", self._on_close)
  64
  65                 self._messages = []
  66
  67         @property
  68         def toplevel(self):
  69                 return self._events
  70
  71         def push_message(self, message, icon=""):
  72                 self._messages.append((message, icon))
  73                 if 1 == len(self._messages):
  74                         self._update_message()
  75
  76         def push_exception(self):
  77                 userMessage = str(sys.exc_info()[1])
  78                 self.push_message(userMessage, "gtk-dialog-error")
  79                 _moduleLogger.exception(userMessage)
  80
  81         def pop_message(self):
  82                 del self._messages[0]
  83                 self._update_message()
  84
  85         def _update_message(self):
  86                 if 0 == len(self._messages):
  87                         self.toplevel.hide()
  88                 else:
  89                         message, icon = self._messages[0]
  90                         self._message.set_text(message)
  91                         if icon:
  92                                 self._indicator.set_from_stock(icon)
  93                                 self._indicator.show()
  94                         else:
  95                                 self._indicator.hide()
  96                         self.toplevel.show()
  97
  98         @misc_utils.log_exception(_moduleLogger)
  99         def _on_close(self, *args):
 100                 self.pop_message()