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A widget to represent a notification.
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from gi.repository import GLib, GObject, Gtk, Pango
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from RoundedWidgets import RoundedBox, RoundedIcon
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from Translations import _
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logger = logging.getLogger("MessageItem")
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label.set_use_markup(True)
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label.set_selectable(True)
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label.set_line_wrap(True)
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label.set_line_wrap_mode(Pango.WrapMode.WORD_CHAR)
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label.set_alignment(0, 0)
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label.set_size_request(300, -1)
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def escape_text(text):
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return GLib.markup_escape_text(text, len(text))
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class MessageItem(RoundedBox):
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"""A widget to represent a notification"""
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def __init__(self, message):
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RoundedBox.__init__(self)
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self.set_border_width(2)
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self._message = message
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self._message_icon_size = 48
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self._hbox = Gtk.HBox()
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self._hbox.set_border_width(10)
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self._image = RoundedIcon(radius = 5)
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self._hbox.pack_start(self._image, False, False, 10)
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self._vbox = Gtk.VBox()
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self._hbox.pack_start(self._vbox, True, True, 0)
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self._summary_hbox = Gtk.HBox()
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self._vbox.pack_start(self._summary_hbox, False, False, 1)
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self._image_unread = Gtk.Image()
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self._summary_hbox.pack_start(self._image_unread, False, False, 5)
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pixbuf = Icon.load("notification-new", 16)
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logger.exception("Failed to load notification-new icon.")
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self._image_unread.set_from_pixbuf(pixbuf)
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self._label_summary = create_label()
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self._summary_hbox.pack_start(self._label_summary, True, True, 0)
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self._label_body = create_label()
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self._vbox.pack_start(self._label_body, True, True, 1)
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self._label_info = create_label()
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self._vbox.pack_start(self._label_info, False, False, 0)
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def get_app_name(self):
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"""Returns the app_name of this item"""
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return self._message.app_name
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def escape_body(self, text):
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"""Text needs to be escaped in case it contains characters that will cause errors
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parsing the markup, but some clients send text that is already escaped. This causes
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messages to have &, <, and > strings instead of the appropriate characters.
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This method replaces those with the appropriate characters and then escapes the text.
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TODO: Create a better HTML/entity parser.
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result = text.replace("&", "&")
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result = result.replace("'", "'")
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result = result.replace(">", ">")
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result = result.replace("<", "<")
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result = result.replace(""", '"')
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return self.markup_links(escape_text(result))
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"""Get the unread status of this message"""
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def set_unread(self, unread):
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"""Sets the unread status of this messages and the visibility of the icon"""
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if unread and not self._unread:
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self._image_unread.show()
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self._summary_hbox.pack_start(self._image_unread, False, False, 5)
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self._summary_hbox.reorder_child(self._image_unread, 0)
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elif not unread and self._unread:
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self._image_unread.hide()
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self._summary_hbox.remove(self._image_unread)
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def set_width(self, width):
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"""Updates the wrap width of the labels in this message item, minus the icon
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size and various padding."""
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new_width = width - self._message_icon_size - 60
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self._label_summary.set_size_request(new_width, -1)
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self._label_body.set_size_request(new_width, -1)
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self._label_info.set_size_request(new_width, -1)
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def markup_links(self, text):
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"""Filters escaped text for web links and makes them clickable"""
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for s in text.split():
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if s.startswith("http://"):
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result.append('<a href="{0}">{1}</a>'.format(url, name))
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elif s.startswith("www."):
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result.append('<a href="{0}">{1}</a>'.format(url, name))
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return " ".join(result)
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def update_image(self):
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"""Updates the image"""
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pixbuf = self._message.get_icon(self._message_icon_size)
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logger.exception("Failed to get icon: {0}".format(self._message.app_icon))
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self._image.set_from_pixbuf(pixbuf)
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def update_labels(self):
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"""Updates the label markup"""
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summary = escape_text(self._message.summary.encode("utf8"))
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body = self.escape_body(self._message.body.encode("utf8"))
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timestamp = escape_text(Timestamp.locale_datetime(self._message.timestamp))
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app_name = escape_text(self._message.app_name)
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self._label_summary.set_markup("<b>{0}</b>".format(summary))
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self._label_body.set_markup(body)
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self._label_info.set_markup("<small><i>{0} {1} <b>{2}</b></i></small>".format(timestamp,
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_("from"), app_name))
added
removed
unity/MessageItem.py
