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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# libavg - Media Playback Engine.
# Copyright (C) 2003-2014 Ulrich von Zadow
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Current versions can be found at www.libavg.de
#
# Original author of this file is OXullo Interecans <x at brainrapers dot org>
'''
Simple user notification API to report information to the user
'''
import libavg
class FlashMessage(object):
DEFAULT_TIMEOUT = 3000
LINE_HEIGHT = 20
BORDER = 2
messages = []
@classmethod
def remove(cls, killedMessage):
cls.messages.remove(killedMessage)
for index, message in enumerate(cls.messages):
message.move(index)
def __init__(self, text, timeout=DEFAULT_TIMEOUT, parent=None, isError=False,
acknowledge=False):
FlashMessage.messages.append(self)
if parent is None:
parent = libavg.player.getRootNode()
if isError:
color = 'ff0000'
else:
color = 'ffffff'
rootNode = libavg.player.getRootNode()
self.__container = libavg.avg.DivNode(sensitive=acknowledge, parent=parent)
libavg.avg.RectNode(opacity=0, fillcolor='ffffff', fillopacity=1,
pos=(self.BORDER, self.BORDER),
size=(rootNode.size.x - self.BORDER * 2, self.LINE_HEIGHT - self.BORDER),
parent=self.__container)
libavg.avg.RectNode(opacity=0, fillcolor='000000', fillopacity=0.8,
pos=(self.BORDER, self.BORDER),
size=(rootNode.size.x - self.BORDER * 2, self.LINE_HEIGHT - self.BORDER),
parent=self.__container)
libavg.avg.WordsNode(text=text, fontsize=(self.LINE_HEIGHT - 3),
sensitive=False,
color=color,
pos=(self.BORDER, self.BORDER),
parent=self.__container)
self.move(len(FlashMessage.messages) - 1, animate=False)
if acknowledge:
self.__container.subscribe(self.__container.CURSOR_DOWN,
lambda e: self.__kill())
else:
libavg.player.setTimeout(timeout, self.__kill)
def move(self, index, animate=True):
finalPos = (self.BORDER, index * self.LINE_HEIGHT)
if animate:
libavg.avg.LinearAnim(self.__container, 'pos', duration=150,
startValue=self.__container.pos,
endValue=finalPos).start()
else:
self.__container.pos = finalPos
def __kill(self):
def finalizeRemoval():
self.__container.unlink(True)
self.__container = None
FlashMessage.remove(self)
libavg.avg.fadeOut(self.__container, 200, finalizeRemoval)
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