diff options
Diffstat (limited to 'gr-qtgui/apps/uhd_display.py')
| -rw-r--r-- | gr-qtgui/apps/uhd_display.py | 39 |
1 files changed, 21 insertions, 18 deletions
diff --git a/gr-qtgui/apps/uhd_display.py b/gr-qtgui/apps/uhd_display.py index 39e5cfbfc7..be501a0182 100644 --- a/gr-qtgui/apps/uhd_display.py +++ b/gr-qtgui/apps/uhd_display.py @@ -82,8 +82,8 @@ class main_window(QtGui.QMainWindow): self.fg.start() self.gui.pauseButton.setText("Pause") - # Functions to set the values in the GUI + def set_frequency(self, freq): self.freq = freq sfreq = eng_notation.num_to_str(self.freq) @@ -102,11 +102,12 @@ class main_window(QtGui.QMainWindow): self.amp = amp self.gui.amplifierEdit.setText(QtCore.QString("%1").arg(self.amp)) - # Functions called when signals are triggered in the GUI + def frequencyEditText(self): try: - freq = eng_notation.str_to_num(self.gui.frequencyEdit.text().toAscii()) + freq = eng_notation.str_to_num( + self.gui.frequencyEdit.text().toAscii()) self.fg.set_frequency(freq) self.freq = freq except RuntimeError: @@ -122,7 +123,8 @@ class main_window(QtGui.QMainWindow): def bandwidthEditText(self): try: - bw = eng_notation.str_to_num(self.gui.bandwidthEdit.text().toAscii()) + bw = eng_notation.str_to_num( + self.gui.bandwidthEdit.text().toAscii()) self.fg.set_bandwidth(bw) self.bw = bw except ValueError: @@ -137,7 +139,8 @@ class main_window(QtGui.QMainWindow): pass def saveData(self): - fileName = QtGui.QFileDialog.getSaveFileName(self, "Save data to file", "."); + fileName = QtGui.QFileDialog.getSaveFileName( + self, "Save data to file", ".") if(len(fileName)): self.fg.save_to_file(str(fileName)) @@ -150,7 +153,6 @@ class main_window(QtGui.QMainWindow): self.fg.cancel_dc(state) - class my_top_block(gr.top_block): def __init__(self, options): gr.top_block.__init__(self) @@ -160,7 +162,8 @@ class my_top_block(gr.top_block): self.qapp = QtGui.QApplication(sys.argv) - self.u = uhd.usrp_source(device_addr=options.address, stream_args=uhd.stream_args('fc32')) + self.u = uhd.usrp_source( + device_addr=options.address, stream_args=uhd.stream_args('fc32')) if(options.antenna): self.u.set_antenna(options.antenna, 0) @@ -170,13 +173,13 @@ class my_top_block(gr.top_block): if options.gain is None: # if no gain was specified, use the mid-point in dB g = self.u.get_gain_range() - options.gain = float(g.start()+g.stop()) / 2 + options.gain = float(g.start() + g.stop()) / 2 self.set_gain(options.gain) if options.freq is None: # if no freq was specified, use the mid-point r = self.u.get_freq_range() - options.freq = float(r.start()+r.stop()) / 2 + options.freq = float(r.start() + r.stop()) / 2 self.set_frequency(options.freq) self._fftsize = options.fft_size @@ -218,7 +221,6 @@ class my_top_block(gr.top_block): self.main_win.show() - def save_to_file(self, name): self.lock() @@ -262,19 +264,20 @@ class my_top_block(gr.top_block): if(state): self.disconnect(self.u, self.amp) - self.connect(self.u, (self.dc_sub,0)) - self.connect(self.u, self.dc, (self.dc_sub,1)) + self.connect(self.u, (self.dc_sub, 0)) + self.connect(self.u, self.dc, (self.dc_sub, 1)) self.connect(self.dc_sub, self.amp) else: self.disconnect(self.dc_sub, self.amp) - self.disconnect(self.dc, (self.dc_sub,1)) + self.disconnect(self.dc, (self.dc_sub, 1)) self.disconnect(self.u, self.dc) - self.disconnect(self.u, (self.dc_sub,0)) + self.disconnect(self.u, (self.dc_sub, 0)) self.connect(self.u, self.amp) self.unlock() -def main (): + +def main(): parser = OptionParser(option_class=eng_option) parser.add_option("-a", "--address", type="string", default="addr=192.168.10.2", help="Address of UHD device, [default=%default]") @@ -296,11 +299,11 @@ def main (): tb = my_top_block(options) tb.start() - tb.snk.exec_(); + tb.snk.exec_() + if __name__ == '__main__': try: - main () + main() except KeyboardInterrupt: pass - |