Add the new NetSpeed python gadget
Total coding time: 3 hours... python rocks !!!
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# Simple Makefile for Enlightenment (edgar) gadgets
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# gadget specific config
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GADGET_NAME = netspeed
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EXTRA_FILES =
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# nothing should be changed below this point
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GADGET_FILES = __init__.pyc $(GADGET_NAME).edj
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prefix = $(shell pkg-config --variable=libdir enlightenment)
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gadget_folder = ${prefix}/enlightenment/gadgets/$(GADGET_NAME)
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.PHONY: all install clean
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all: $(GADGET_FILES) $(EXTRA_FILES)
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install: all
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@mkdir -p -v ${gadget_folder}
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@cp --preserve=mode -v $(GADGET_FILES) $(EXTRA_FILES) $(gadget_folder)
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uninstall: all
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@rm -rfv ${gadget_folder}
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clean:
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@rm -fv *.edj *.pyc
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EDJE_CC = edje_cc
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EDJE_FLAGS = -v -id images/ -fd fonts/
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%.edj: %.edc images/*
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$(EDJE_CC) $(EDJE_FLAGS) $<
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@chmod -v og+r $@
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%.pyc: %.py
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python3 -c "from py_compile import compile; compile('$<', '$@')"
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# 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 = 0
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tot_out = 0
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for line in open("/proc/net/dev", "r").readlines()[2:]:
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vals = line.split(None, 3)
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tot_in += int(vals[1])
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tot_out += int(vals[2])
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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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indiff = 0
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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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outdiff = 0
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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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# def format_mb(self, val):
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# return '{0:.0f} MB'.format(val / 1048576)
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Binary file not shown.
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After Width: | Height: | Size: 3.5 KiB |
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After Width: | Height: | Size: 2.7 KiB |
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After Width: | Height: | Size: 1.3 KiB |
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After Width: | Height: | Size: 1.3 KiB |
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/**
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* EDGAR Network speed gadget
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*/
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#define DBG_SHOW(_PART, _R, _G, _B) \
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part { name: "dbg_show"_PART; \
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type: RECT; mouse_events: 0; \
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description { state: "default" 0.0; \
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rel1.to: _PART; rel2.to: _PART; \
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color: _R _G _B 50; } }
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#define SHOW(_PART) DBG_SHOW(_PART, 50, 0, 0)
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images {
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image: "base.png" COMP;
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image: "over.png" COMP;
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image: "rx.png" COMP;
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image: "tx.png" COMP;
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// TODO gadget icon
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}
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collections {
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/**
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* API [e/gadget/icon] The group used for the icon of the gadget
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*/
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group { name: "e/gadgets/netspeed/icon";
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parts {
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image { "icon";
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desc { "default";
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aspect: 1.0 1.0;
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aspect_preference: BOTH;
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image.normal: "base.png"; // TODO gadget icon
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}
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}
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}
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}
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/**
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* API [e/gadget/main] The main group of the gadget
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*/
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group { name: "e/gadgets/netspeed/main";
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data {
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item: "aspect_w" "1";
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item: "aspect_h" "1";
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}
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script {
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public message(Msg_Type:type, id, ...) {
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if ((type == MSG_INT_SET) && (id == 1)) {
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// new rxcur = getarg(2);
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new rxper = getarg(3);
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// new rxmax = getarg(4);
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// new txcur = getarg(5);
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new txper = getarg(6);
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// new txmax = getarg(7);
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new Float:val = rxper / 100.0;
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custom_state(PART:"rx_clip", "default", 0.0);
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set_state_val(PART:"rx_clip", STATE_REL2, 1.0, val);
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set_state(PART:"rx_clip", "custom", 0.0);
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val = txper / 100.0;
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custom_state(PART:"tx_clip", "default", 0.0);
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set_state_val(PART:"tx_clip", STATE_REL1, 0.0, 1.0 - val);
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set_state(PART:"tx_clip", "custom", 0.0);
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}
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}
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}
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parts {
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part { name: "base";
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description { state: "default" 0.0;
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aspect: 1.0 1.0;
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aspect_preference: BOTH;
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image.normal: "base.png";
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}
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}
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part { name: "rx_spacer"; type: SPACER;
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description { state: "default" 0.0;
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rel1.relative: 0.0 0.09;
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rel2.relative: 1.0 0.91;
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}
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}
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part { name: "rx_clip"; type: RECT;
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description { state: "default" 0.0;
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rel1.to: "rx_spacer";
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rel2.to: "rx_spacer";
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}
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}
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part { name: "rx"; type: IMAGE;
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clip_to: "rx_clip";
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description { state: "default" 0.0;
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rel1.to: "base";
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rel2.to: "base";
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image.normal: "rx.png";
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}
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}
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part { name: "tx_spacer"; type: SPACER;
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description { state: "default" 0.0;
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rel1.relative: 0.0 0.09;
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rel2.relative: 1.0 0.91;
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}
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}
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part { name: "tx_clip"; type: RECT;
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description { state: "default" 0.0;
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rel1.to: "tx_spacer";
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rel2.to: "tx_spacer";
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}
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}
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part { name: "tx"; type: IMAGE;
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clip_to: "tx_clip";
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description { state: "default" 0.0;
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rel1.to: "base";
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rel2.to: "base";
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image.normal: "tx.png";
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}
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}
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part { name: "over";
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description { state: "default" 0.0;
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rel1.to: "base";
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rel2.to: "base";
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image.normal: "over.png";
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}
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}
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}
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}
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/**
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* API [e/gadget/popup] This is the group that will be placed inside popups
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*/
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group { name: "e/gadgets/netspeed/popup";
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parts {
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// part { name: "label"; type: TEXTBLOCK;
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// description { state: "default" 0.0;
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// text {
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// text: "";
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// font: "sans";
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// size: 12;
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// text_class: "";
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// min: 1 1;
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// ellipsis: -1;
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// }
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// }
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// }
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// part { name: "out_label"; type: TEXT;
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// description { state: "default" 0.0;
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// rel1.to_y: "in_label";
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// rel1.relative: 0.0 1.0;
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// rel2.to_y: "in_label";
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// rel2.relative: 1.0 1.0;
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// text {
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// text: "";
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// font: "sans";
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// size: 12;
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// text_class: "";
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// min: 1 1;
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// ellipsis: -1;
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// }
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// }
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// }
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swallow { "main.swallow";
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desc { "default";
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}
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}
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}
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}
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}
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