104 lines
3.6 KiB
Python
104 lines
3.6 KiB
Python
import sys
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import os
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from pandas import read_csv
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from PyQt5.QtWidgets import (QMainWindow,
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QApplication,
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QMessageBox,
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qApp,)
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from PyQt5.QtGui import QPixmap
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from PyQt5 import uic
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from PyQt5.QtCore import QFileInfo, QSize
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from audio_player import AudioPlayer
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qt_creator_file = "main_window.ui"
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Ui_MainWindow, _ = uic.loadUiType(qt_creator_file)
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class MyApp(QMainWindow, Ui_MainWindow):
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def __init__(self):
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super().__init__()
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self.setupUi(self)
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self.show()
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self.actionExit.triggered.connect(qApp.quit)
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self.db_version = None
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self.load_db()
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self.display_signals()
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self.search_bar.textChanged.connect(self.display_signals)
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self.result_list.itemSelectionChanged.connect(self.display_specs)
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self.result_list.currentItemChanged.connect(self.display_specs)
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self.audio_widget = AudioPlayer(self.play,
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self.pause,
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self.stop,
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self.volume,
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self.audio_progress)
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def load_db(self):
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try:
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db = read_csv(os.path.join('Data', 'db.csv'),
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sep = '*',
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header = None,
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prefix = 'signal_')
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except FileNotFoundError:
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self.signal_names = ''
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self.search_bar.setDisabled(True)
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box = QMessageBox(self)
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box.setStyleSheet("""
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color:#FFFFFF;
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""")
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box.setWindowTitle("No database")
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box.setText("No database available.\n"
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"Go to Updates->Download database.")
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box.show()
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else:
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self.signal_names = db['signal_0']
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try:
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with open(os.path.join('Data', 'verdb.ini'), 'r') as dbver:
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self.db_version = int(dbver.read())
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except (FileNotFoundError, ValueError):
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box = QMessageBox(self)
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box.setStyleSheet("""
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color:#FFFFFF;
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""")
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box.setWindowTitle("No database version")
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box.setText("Unable to detect database version.\n"
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"Possible data curruption.\n"
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"Go to Updates->Force Download.")
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box.show()
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self.setStatusTip(f"Database version: undefined.")
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else:
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self.setStatusTip(f"Database version: {self.db_version}.")
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def display_signals(self):
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self.result_list.clear()
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for signal in self.signal_names:
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if self.search_bar.text().lower() in signal.lower():
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self.result_list.addItem(signal)
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def display_specs(self):
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self.display_spectrogram()
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item = self.result_list.currentItem()
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if item:
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self.audio_widget.set_audio_player(item.text())
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else:
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self.audio_widget.set_audio_player()
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def display_spectrogram(self):
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default_pic = os.path.join("icons_imgs", "image_not_found.png")
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item = self.result_list.currentItem()
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if item:
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spectrogram_name = item.text()
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path_spectr = os.path.join("Data", "Spectra", spectrogram_name + ".jpg")
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if not QFileInfo(path_spectr).exists():
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path_spectr = default_pic
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else:
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path_spectr = default_pic
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self.spectrogram.setPixmap(QPixmap(path_spectr))
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if __name__ == '__main__':
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my_app = QApplication(sys.argv)
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w = MyApp()
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sys.exit(my_app.exec_()) |