139 lines
4.2 KiB
Python
139 lines
4.2 KiB
Python
# This python file use the following encoding: utf-8
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import psutil
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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.evas import EXPAND_BOTH, FILL_BOTH
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from efl.elementary import Box, Frame, Progressbar
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__gadget_name__ = 'Memory 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__ = 'Ram + Swap monitor'
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__gadget_vapi__ = 1
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__gadget_opts__ = { 'popup_on_desktop': False }
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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.mem = 0
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self.swp = 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,
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int(obj.data_get('aspect_w')),
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int(obj.data_get('aspect_h')))
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if self.poller is None:
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self.poller = ecore.Poller(8, self.poller_cb, ecore.ECORE_POLLER_CORE)
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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 = Box(popup)
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popup.part_swallow('main.swallow', box)
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box.show()
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# mem
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tot = self.format_mb(psutil.virtual_memory().total)
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fr = Frame(popup, text='Memory Usage (available {})'.format(tot),
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size_hint_expand=EXPAND_BOTH, size_hint_fill=FILL_BOTH)
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box.pack_end(fr)
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fr.show()
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box2 = Box(popup, size_hint_expand=EXPAND_BOTH, size_hint_fill=FILL_BOTH)
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fr.content = box2
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box2.show()
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pb1 = Progressbar(popup, text='Total used',
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span_size=200, size_hint_align=(1.0, 0.5))
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box2.pack_end(pb1)
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pb1.show()
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pb2 = Progressbar(popup, text='active',
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span_size=200, size_hint_align=(1.0, 0.5))
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box2.pack_end(pb2)
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pb2.show()
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pb3 = Progressbar(popup, text='buffers',
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span_size=200, size_hint_align=(1.0, 0.5))
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box2.pack_end(pb3)
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pb3.show()
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pb4 = Progressbar(popup, text='cached',
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span_size=200, size_hint_align=(1.0, 0.5))
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box2.pack_end(pb4)
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pb4.show()
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# swap
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tot = self.format_mb(psutil.swap_memory().total)
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fr = Frame(popup, text='Swap Usage (available {})'.format(tot),
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size_hint_expand=EXPAND_BOTH, size_hint_fill=FILL_BOTH)
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box.pack_end(fr)
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fr.show()
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pb5 = Progressbar(popup)
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fr.content = pb5
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pb5.show()
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# force the popup to always recalculate it's size
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popup.update_hints = True
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# force the poller to update the popup now
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popup.data['usd_pb'] = pb1
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popup.data['act_pb'] = pb2
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popup.data['buf_pb'] = pb3
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popup.data['cac_pb'] = pb4
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popup.data['swp_pb'] = pb5
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self.poller_cb(force=True)
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def poller_cb(self, force=False):
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mem = psutil.virtual_memory()
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swp = psutil.swap_memory()
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if force or mem.percent != self.mem or swp.percent != self.swp:
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for obj in self._instances:
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obj.message_send(0, (mem.percent, swp.percent))
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for popup in self._popups:
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self.update_pb(popup.data['usd_pb'], mem.used, mem.total)
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active = mem.used - mem.buffers - mem.cached
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self.update_pb(popup.data['act_pb'], active, mem.total)
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self.update_pb(popup.data['buf_pb'], mem.buffers, mem.total)
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self.update_pb(popup.data['cac_pb'], mem.cached, mem.total)
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self.update_pb(popup.data['swp_pb'], swp.used, swp.total)
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self.mem = mem.percent
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self.swp = swp.percent
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return ecore.ECORE_CALLBACK_RENEW
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def format_mb(self, val):
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return '{0:.0f} MB'.format(val / 1048576)
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def update_pb(self, pb, val, total):
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pb.value = val / total
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pb.unit_format = '{0} ({1:.0f} %%)'.format(self.format_mb(val),
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val / total * 100)
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