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Add pyqtSlot to callables

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This commit is contained in:
alessandro90
2018-10-16 21:45:54 +02:00
parent 3d9c35ad67
commit 66785bc887
3 changed files with 35 additions and 14 deletions
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10
audio_player.py
View File

@@ -2,11 +2,11 @@ import os
import sys
from pydub import AudioSegment
from pygame import mixer
from PyQt5.QtCore import QTimer, QTimer
from PyQt5.QtCore import QTimer, QTimer, pyqtSlot, QObject
import qtawesome as qta
class AudioPlayer(object):
class AudioPlayer(QObject):
"""
This is the audio player widget. The only public methods are the __init__
method and set_audio_player, which loads the current file. Everything else
@@ -16,6 +16,7 @@ class AudioPlayer(object):
__time_step = 500 # Milliseconds.
def __init__(self, play, pause, stop, volume, audio_progress):
super().__init__()
self.__paused = False
self.__first_call = True
self.__play = play
@@ -43,6 +44,7 @@ class AudioPlayer(object):
color_disabled = '#7a7a7a'))
self.__stop.setIconSize(self.__stop.size())
@pyqtSlot()
def __set_volume(self):
if mixer.get_init():
mixer.music.set_volume(self.__volume.value() / self.__volume.maximum())
@@ -57,6 +59,7 @@ class AudioPlayer(object):
self.__enable_buttons(False, False, False)
self.__paused = False
@pyqtSlot()
def __update_bar(self):
pos = mixer.music.get_pos()
if pos == -1:
@@ -79,6 +82,7 @@ class AudioPlayer(object):
self.__play.setEnabled(True)
self.__audio_file = full_name
@pyqtSlot()
def __play_audio(self):
if not self.__paused:
if self.__first_call:
@@ -95,12 +99,14 @@ class AudioPlayer(object):
self.__timer.start(self.__time_step)
self.__enable_buttons(False, True, True)
@pyqtSlot()
def __stop_audio(self):
mixer.music.stop()
self.__audio_progress.reset()
self.__timer.stop()
self.__enable_buttons(True, False, False)
@pyqtSlot()
def __pause_audio(self):
mixer.music.pause()
self.__timer.stop()

2
double_text_button.py
View File

@@ -1,4 +1,5 @@
from PyQt5.QtWidgets import QPushButton
from PyQt5.QtCore import pyqtSlot
class DoubleTextButton(QPushButton):
def __init__(self, parent = None):
@@ -12,6 +13,7 @@ class DoubleTextButton(QPushButton):
def set_slave_filters(self, *filters):
self.filters = filters
@pyqtSlot()
def manage_click(self):
if self.isChecked():
self.setText(self.text_b)

37
main.py
View File

@@ -8,10 +8,11 @@ from PyQt5.QtWidgets import (QMainWindow,
QApplication,
QMessageBox,
qApp,
QDesktopWidget,)
QDesktopWidget,
QListWidgetItem,)
from PyQt5.QtGui import QPixmap
from PyQt5 import uic
from PyQt5.QtCore import QFileInfo, QSize, Qt
from PyQt5.QtCore import QFileInfo, QSize, Qt, pyqtSlot
from audio_player import AudioPlayer
@@ -37,6 +38,8 @@ class MyApp(QMainWindow, Ui_MainWindow):
bands = ELF, SLF, ULF, VLF, LF, MF, HF, VHF, UHF, SHF, EHF
active_color = "#39eaff"
inactive_color = "#9f9f9f"
conversion_factors = {"Hz":1, "kHz":1000, "MHz":1000000,
"GHz":1000000000}
def __init__(self):
super().__init__()
@@ -62,10 +65,9 @@ class MyApp(QMainWindow, Ui_MainWindow):
self.ehf_filter_btn,
)
self.lower_freq_confidence.valueChanged.connect(
lambda: self.upper_freq_confidence.setValue(
self.lower_freq_confidence.value()
)
lambda value: self.upper_freq_confidence.setValue(value)
)
# self.lower_freq_spinbox.valueChanged.connect(self.set_min_value_upper_limit)
self.apply_remove_freq_filter_btn.set_texts("Apply", "Remove")
self.apply_remove_freq_filter_btn.set_slave_filters(
*self.frequency_filters_btns,
@@ -79,6 +81,7 @@ class MyApp(QMainWindow, Ui_MainWindow):
)
self.apply_remove_freq_filter_btn.clicked.connect(self.display_signals)
self.reset_frequency_filters_btn.clicked.connect(self.reset_frequency_filters)
UrlColors = namedtuple("UrlColors", ["inactive", "active", "clicked"])
self.url_button.colors = UrlColors("#9f9f9f", "#4c75ff", "#942ccc")
self.category_labels = [self.cat_mil,
@@ -222,13 +225,24 @@ class MyApp(QMainWindow, Ui_MainWindow):
else:
self.setStatusTip(f"Database version: {self.db_version}")
# @pyqtSlot(int) # Da sistemare.
# def set_min_value_upper_limit(self, lower_spinbox_value):
# conversion_factor = self.conversion_factors[self.lower_freq_filter_unit.currentText()]
# print("enter")
# if self.upper_freq_spinbox.value() * self.conversion_factors[self.upper_freq_filter_unit.currentText()] < lower_spinbox_value * conversion_factor:
# print('IF')
# self.upper_freq_spinbox.setValue(lower_spinbox_value * conversion_factor // self.conversion_factors[self.upper_freq_filter_unit.currentText()])
@pyqtSlot()
def display_signals(self):
self.result_list.clear()
text = self.search_bar.text()
for signal in self.signal_names:
if self.search_bar.text().lower() in signal.lower() and \
if text.lower() in signal.lower() and \
self.frequency_filters_ok(signal):
self.result_list.addItem(signal)
@pyqtSlot()
def reset_frequency_filters(self):
if self.apply_remove_freq_filter_btn.isChecked():
self.apply_remove_freq_filter_btn.setChecked(False)
@@ -254,8 +268,6 @@ class MyApp(QMainWindow, Ui_MainWindow):
return True
else:
return False
conversion_factors = {"Hz":1, "kHz":1000, "MHz":1000000,
"GHz":1000000000}
signal_freqs = (int(self.db.at[signal_name, "inf_freq"]),
int(self.db.at[signal_name, "sup_freq"]))
@@ -275,14 +287,14 @@ class MyApp(QMainWindow, Ui_MainWindow):
lower_tol = self.lower_freq_confidence.value()
lower_limit = lower_freq_filter - lower_tol / 100 * lower_freq_filter
lower_units = self.lower_freq_filter_unit.currentText()
lower_limit *= conversion_factors[lower_units]
lower_limit *= self.conversion_factors[lower_units]
if not signal_freqs[1] >= lower_limit:
lower_limit_ok = False
if upper_freq_filter > 0:
upper_tol = self.upper_freq_confidence.value()
upper_limit = upper_freq_filter + lower_tol / 100 * lower_freq_filter
upper_units = self.upper_freq_filter_unit.currentText()
upper_limit *= conversion_factors[upper_units]
upper_limit *= self.conversion_factors[upper_units]
if not signal_freqs[0] < upper_limit:
upper_limit_ok = False
if any_checked:
@@ -290,9 +302,9 @@ class MyApp(QMainWindow, Ui_MainWindow):
else:
return lower_limit_ok and upper_limit_ok
def display_specs(self):
@pyqtSlot(QListWidgetItem, QListWidgetItem)
def display_specs(self, item, previous_item):
self.display_spectrogram()
item = self.result_list.currentItem()
if item:
self.current_signal_name = item.text()
words = self.current_signal_name.split(' ')
@@ -433,6 +445,7 @@ class MyApp(QMainWindow, Ui_MainWindow):
for band_label in self.band_labels:
self.activate_band_category(band_label, False)
@pyqtSlot()
def go_to_web_page_signal(self):
if self.current_signal_name:
self.url_button.setStyleSheet(f"color: {self.url_button.colors.clicked}")