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                 self._label.set_text("")
  40                 self.toplevel.hide()
  41
  42
  43 class StackingBanner(object):
  44
  45         ICON_SIZE = 32
  46
  47         def __init__(self):
  48                 self._indicator = gtk.Image()
  49
  50                 self._message = gtk.Label()
  51
  52                 self._closeImage = gtk.Image()
  53                 self._closeImage.set_from_stock("gtk-close", self.ICON_SIZE)
  54
  55                 self._layout = gtk.HBox()
  56                 self._layout.pack_start(self._indicator, False, False)
  57                 self._layout.pack_start(self._message, True, True)
  58                 self._layout.pack_start(self._closeImage, False, False)
  59
  60                 self._events = gtk.EventBox()
  61                 self._events.add(self._layout)
  62                 self._events.connect("button_release_event", self._on_close)
  63
  64                 self._messages = []
  65
  66         @property
  67         def toplevel(self):
  68                 return self._events
  69
  70         def push_message(self, message, icon=""):
  71                 self._messages.append((message, icon))
  72                 if 1 == len(self._messages):
  73                         self._update_message()
  74
  75         def push_exception(self):
  76                 userMessage = str(sys.exc_info()[1])
  77                 self.push_message(userMessage, "gtk-dialog-error")
  78                 _moduleLogger.exception(userMessage)
  79
  80         def pop_message(self):
  81                 del self._messages[0]
  82                 self._update_message()
  83
  84         def _update_message(self):
  85                 if 0 == len(self._messages):
  86                         self.toplevel.hide()
  87                 else:
  88                         message, icon = self._messages[0]
  89                         self._message.set_text(message)
  90                         if icon:
  91                                 self._indicator.set_from_stock(icon)
  92                                 self._indicator.show()
  93                         else:
  94                                 self._indicator.hide()
  95                         self.toplevel.show()
  96
  97         @misc_utils.log_exception(_moduleLogger)
  98         def _on_close(self, *args):
  99                 self.pop_message()