#!/usr/bin/env python2
# -*- coding: utf-8 -*-
##################################################
# GNU Radio Python Flow Graph
# Title: Test
# Generated: Wed Aug  2 14:05:51 2017
##################################################

if __name__ == '__main__':
    import ctypes
    import sys
    if sys.platform.startswith('linux'):
        try:
            x11 = ctypes.cdll.LoadLibrary('libX11.so')
            x11.XInitThreads()
        except:
            print "Warning: failed to XInitThreads()"

from PyQt4 import Qt
from gnuradio import blocks
from gnuradio import eng_notation
from gnuradio import gr
from gnuradio import uhd
from gnuradio.eng_option import eng_option
from gnuradio.filter import firdes
from optparse import OptionParser
import sys
import time


class test(gr.top_block, Qt.QWidget):

    def __init__(self):
        gr.top_block.__init__(self, "Test")
        Qt.QWidget.__init__(self)
        self.setWindowTitle("Test")
        try:
            self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
        except:
            pass
        self.top_scroll_layout = Qt.QVBoxLayout()
        self.setLayout(self.top_scroll_layout)
        self.top_scroll = Qt.QScrollArea()
        self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
        self.top_scroll_layout.addWidget(self.top_scroll)
        self.top_scroll.setWidgetResizable(True)
        self.top_widget = Qt.QWidget()
        self.top_scroll.setWidget(self.top_widget)
        self.top_layout = Qt.QVBoxLayout(self.top_widget)
        self.top_grid_layout = Qt.QGridLayout()
        self.top_layout.addLayout(self.top_grid_layout)

        self.settings = Qt.QSettings("GNU Radio", "test")
        self.restoreGeometry(self.settings.value("geometry").toByteArray())

        ##################################################
        # Variables
        ##################################################
        self.samp_rate = samp_rate = 390.625e3

        ##################################################
        # Blocks
        ##################################################
        self.uhd_usrp_sink_0 = uhd.usrp_sink(
        	",".join(("addr0=192.168.10.2", "")),
        	uhd.stream_args(
        		cpu_format="fc32",
        		channels=range(2),
        	),
        )
        self.uhd_usrp_sink_0.set_samp_rate(samp_rate)
        self.uhd_usrp_sink_0.set_center_freq(2.41e9, 0)
        self.uhd_usrp_sink_0.set_gain(20, 0)
        self.uhd_usrp_sink_0.set_antenna('TX/RX', 0)
        self.uhd_usrp_sink_0.set_center_freq(2.47e9, 1)
        self.uhd_usrp_sink_0.set_gain(20, 1)
        self.uhd_usrp_sink_0.set_antenna('TX/RX', 1)
        self.blocks_stream_mux_0 = blocks.stream_mux(gr.sizeof_gr_complex*1, (1, 1))
        self.blocks_probe_rate_0 = blocks.probe_rate(gr.sizeof_gr_complex*1, 500.0, 0.15)
        self.blocks_null_source_0 = blocks.null_source(gr.sizeof_gr_complex*1)
        self.blocks_message_debug_0 = blocks.message_debug()

        ##################################################
        # Connections
        ##################################################
        self.msg_connect((self.blocks_probe_rate_0, 'rate'), (self.blocks_message_debug_0, 'print'))    
        self.connect((self.blocks_null_source_0, 0), (self.blocks_stream_mux_0, 0))    
        self.connect((self.blocks_null_source_0, 0), (self.blocks_stream_mux_0, 1))    
        self.connect((self.blocks_null_source_0, 0), (self.uhd_usrp_sink_0, 0))    
        self.connect((self.blocks_null_source_0, 0), (self.uhd_usrp_sink_0, 1))    
        self.connect((self.blocks_stream_mux_0, 0), (self.blocks_probe_rate_0, 0))    

    def closeEvent(self, event):
        self.settings = Qt.QSettings("GNU Radio", "test")
        self.settings.setValue("geometry", self.saveGeometry())
        event.accept()

    def get_samp_rate(self):
        return self.samp_rate

    def set_samp_rate(self, samp_rate):
        self.samp_rate = samp_rate
        self.uhd_usrp_sink_0.set_samp_rate(self.samp_rate)


def main(top_block_cls=test, options=None):

    from distutils.version import StrictVersion
    if StrictVersion(Qt.qVersion()) >= StrictVersion("4.5.0"):
        style = gr.prefs().get_string('qtgui', 'style', 'raster')
        Qt.QApplication.setGraphicsSystem(style)
    qapp = Qt.QApplication(sys.argv)

    tb = top_block_cls()
    tb.start()
    tb.show()

    def quitting():
        tb.stop()
        tb.wait()
    qapp.connect(qapp, Qt.SIGNAL("aboutToQuit()"), quitting)
    qapp.exec_()


if __name__ == '__main__':
    main()