122 lines
3.4 KiB
Python
122 lines
3.4 KiB
Python
# This python file use the following encoding: utf-8
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import time
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import e
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from efl import ecore
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from efl import evas
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from efl import edje
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from efl import elementary as elm
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from efl.evas import EXPAND_BOTH, EXPAND_HORIZ, FILL_BOTH
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__gadget_name__ = 'Network Speed Monitor'
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__gadget_vers__ = '0.1'
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__gadget_auth__ = 'DaveMDS'
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__gadget_mail__ = 'dave@gurumeditation.it'
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__gadget_desc__ = 'Network speed monitor'
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__gadget_vapi__ = 1
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__gadget_opts__ = { 'popup_on_desktop': False }
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# import sys
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# def DBG(msg):
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# print("NETSPEED: %s" % msg)
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# sys.stdout.flush()
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class Gadget(e.Gadget):
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def __init__(self):
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super().__init__()
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self.poller = None
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self.last_in = 0
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self.last_out = 0
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self.last_time = 0
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def instance_created(self, obj, site):
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super().instance_created(obj, site)
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obj.size_hint_aspect = evas.EVAS_ASPECT_CONTROL_BOTH, 16, 16
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if self.poller is None:
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self.poller = ecore.Poller(16, self.poller_cb, ecore.ECORE_POLLER_CORE)
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self.last_time = time.time()
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def instance_destroyed(self, obj):
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super().instance_destroyed(obj)
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if len(self._instances) < 1 and self.poller is not None:
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self.poller.delete()
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self.poller = None
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def popup_created(self, popup):
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super().popup_created(popup)
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box = elm.Box(popup)
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popup.part_swallow('main.swallow', box)
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box.show()
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in_label = elm.Label(popup, size_hint_expand=EXPAND_HORIZ)
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box.pack_end(in_label)
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in_label.show()
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out_label = elm.Label(popup, size_hint_expand=EXPAND_HORIZ)
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box.pack_end(out_label)
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out_label.show()
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popup.data['in_label'] = in_label
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popup.data['out_label'] = out_label
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# tell the popup to always recalculate it's size
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popup.update_hints = True
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# do an update now
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self.poller_cb()
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def poller_cb(self):
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byte_per_second_in, byte_per_second_out = self.parse_proc()
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kb_in = byte_per_second_in / 1000.0
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kb_out = byte_per_second_out / 1000.0
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in_perc = int(kb_in / 1000 * 100) # TODO CONFIGURABLE MAX
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out_perc = int(kb_out / 1000 * 100) # TODO CONFIGURABLE MAX
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for obj in self._instances:
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obj.message_send(1, (0, in_perc, 0, 0, out_perc, 0))
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for popup in self._popups:
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popup.data['in_label'].text = 'Recv: %.2f KB/s' % kb_in
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popup.data['out_label'].text = 'Trans: %.2f KB/s' % kb_out
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return ecore.ECORE_CALLBACK_RENEW
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def parse_proc(self):
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tot_in = tot_out = indiff = outdiff = 0
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for line in open("/proc/net/dev", "r").readlines():
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if ':' in line:
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vals = line.split()
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tot_in += int(vals[1])
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tot_out += int(vals[9])
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curtime = time.time()
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timediff = curtime - self.last_time
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self.last_time = curtime
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if self.last_in > 0:
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indiff = tot_in - self.last_in
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self.last_in = tot_in
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if self.last_out > 0:
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outdiff = tot_out - self.last_out
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self.last_out = tot_out
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# DBG("TIME: %s" % timediff)
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# DBG("TOT in:%d out:%d" % (tot_in, tot_out))
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# DBG("DIFF in:%d out:%d" % (indiff, outdiff))
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byte_per_second_in = indiff / timediff
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byte_per_second_out = outdiff / timediff
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return byte_per_second_in, byte_per_second_out
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