diff options
Diffstat (limited to 'gr-qtgui/examples/pyqt_example_f.py')
| -rw-r--r-- | gr-qtgui/examples/pyqt_example_f.py | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/gr-qtgui/examples/pyqt_example_f.py b/gr-qtgui/examples/pyqt_example_f.py index c8e06b8720..172e51c280 100644 --- a/gr-qtgui/examples/pyqt_example_f.py +++ b/gr-qtgui/examples/pyqt_example_f.py @@ -27,17 +27,20 @@ except ImportError: sys.stderr.write("Error: Program requires gr-analog.\n") sys.exit(1) + class dialog_box(QtWidgets.QWidget): def __init__(self, display, control): QtWidgets.QWidget.__init__(self, None) self.setWindowTitle('PyQt Test GUI') - self.boxlayout = QtWidgets.QBoxLayout(QtWidgets.QBoxLayout.LeftToRight, self) + self.boxlayout = QtWidgets.QBoxLayout( + QtWidgets.QBoxLayout.LeftToRight, self) self.boxlayout.addWidget(display, 1) self.boxlayout.addWidget(control) self.resize(800, 500) + class control_box(QtWidgets.QWidget): def __init__(self, parent=None): QtWidgets.QWidget.__init__(self, parent) @@ -59,14 +62,12 @@ class control_box(QtWidgets.QWidget): self.layout.addRow("Signal 1 Amplitude:", self.amp1Edit) self.amp1Edit.editingFinished.connect(self.amp1EditText) - # Control the second signal self.freq2Edit = QtWidgets.QLineEdit(self) self.freq2Edit.setMinimumWidth(100) self.layout.addRow("Signal 2 Frequency:", self.freq2Edit) self.freq2Edit.editingFinished.connect(self.freq2EditText) - self.amp2Edit = QtWidgets.QLineEdit(self) self.amp2Edit.setMinimumWidth(100) self.layout.addRow("Signal 2 Amplitude:", self.amp2Edit) @@ -102,7 +103,6 @@ class control_box(QtWidgets.QWidget): except ValueError: print("Bad amplitude value entered") - def freq2EditText(self): try: newfreq = float(self.freq2Edit.text()) @@ -132,8 +132,8 @@ class my_top_block(gr.top_block): src1 = analog.sig_source_f(Rs, analog.GR_SIN_WAVE, f1, 0.1, 0) src2 = analog.sig_source_f(Rs, analog.GR_SIN_WAVE, f2, 0.1, 0) - src = blocks.add_ff() - thr = blocks.throttle(gr.sizeof_float, 100*fftsize) + src = blocks.add_ff() + thr = blocks.throttle(gr.sizeof_float, 100 * fftsize) noise = analog.noise_source_f(analog.GR_GAUSSIAN, 0.001) add = blocks.add_ff() self.snk1 = qtgui.sink_f(fftsize, window.WIN_BLACKMAN_hARRIS, @@ -141,10 +141,10 @@ class my_top_block(gr.top_block): "Float Signal Example", True, True, True, False, None) - self.connect(src1, (src,0)) - self.connect(src2, (src,1)) - self.connect(src, thr, (add,0)) - self.connect(noise, (add,1)) + self.connect(src1, (src, 0)) + self.connect(src2, (src, 1)) + self.connect(src, thr, (add, 0)) + self.connect(noise, (add, 1)) self.connect(add, self.snk1) self.ctrl_win = control_box() @@ -152,7 +152,7 @@ class my_top_block(gr.top_block): self.ctrl_win.attach_signal2(src2) # Get the reference pointer to the SpectrumDisplayForm QWidget - pyQt = self.snk1.qwidget() + pyQt = self.snk1.qwidget() # Wrap the pointer as a PyQt SIP object # This can now be manipulated as a PyQt5.QtWidgets.QWidget @@ -162,8 +162,9 @@ class my_top_block(gr.top_block): self.main_box.show() + if __name__ == "__main__": - tb = my_top_block(); + tb = my_top_block() tb.start() tb.qapp.exec_() tb.stop() |