0adf1d6e44
Create a Preference dialog for fonts and audio output devices Turn Preferences and SoundOff into singletons. No matter how many times you request a new one, the same instance is returned. Stop using singals on the parent() to access other instances, such as sound and Preferences.
96 lines
3.5 KiB
Python
96 lines
3.5 KiB
Python
import json
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import os
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from PyQt6.QtCore import Qt, pyqtSlot
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from PyQt6.QtWidgets import QDialog, QListWidgetItem, QAbstractItemView
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from PyQt6.QtMultimedia import QMediaDevices
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from ui.Preferences import Ui_Dialog
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class Preferences(QDialog, Ui_Dialog):
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_instance = None
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def __new__(cls):
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if cls._instance:
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return cls._instance
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cls._instance = super(Preferences, cls).__new__(cls)
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return cls._instance
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@pyqtSlot(int)
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def done(self,r):
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self.hide()
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super().done(r)
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return
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@pyqtSlot()
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def exec(self):
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self.show()
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super().exec()
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return
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@pyqtSlot()
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def open(self):
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self.show()
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super().open()
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return
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def __init__(self, *args, **kwargs):
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super(Preferences, self).__init__(*args, **kwargs)
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self.setupUi(self)
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self.hide()
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#
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# Overrides
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#
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self.alertList.setSelectionMode(QAbstractItemView.SelectionMode.MultiSelection)
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self.playerList.setSelectionMode(QAbstractItemView.SelectionMode.MultiSelection)
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self.readerCombo.setEditable(False)
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self.phoneticsCombo.setEditable(False)
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#
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# End OverRides
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#
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for index, output in enumerate(QMediaDevices.audioOutputs()):
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identifier = output.id().data().decode("utf-8")
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description = output.description()
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self.alertList.addItem(description)
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self.playerList.addItem(description)
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self.setCurrent()
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return
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def setCurrent(self):
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if os.path.exists('preferences.json'):
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with open('preferences.json','r') as f:
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self.preferences = json.load(f)
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else:
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self.preferences = {
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'readerFont': 'OpenDyslexic',
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'phoneticFont': 'Gentium',
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'alertOutputs': [ 'default' ],
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'playerOutputs': [ 'Feed for virtual microphone' ]
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}
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for output in self.preferences['alertOutputs']:
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if output == 'default':
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output = QMediaDevices.defaultAudioOutput().description()
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for item in self.alertList.findItems(output,Qt.MatchFlag.MatchExactly):
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item.setSelected(True)
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for output in self.preferences['playerOutputs']:
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if output == 'default':
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output = QMediaDevices.defaultAudioOutput().description()
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for item in self.playerList.findItems(output,Qt.MatchFlag.MatchExactly ):
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item.setSelected(True)
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index = self.readerCombo.findText(self.preferences['readerFont'])
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if index >= 0:
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self.readerCombo.setCurrentIndex(index)
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index = self.phoneticsCombo.findText(self.preferences['phoneticFont'])
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if index >= 0:
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self.phoneticsCombo.setCurrentIndex(index)
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return
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def get(self, name:str =None):
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if not name:
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return self.preferences
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return self.preferences[name]
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def accept(self):
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self.preferences['readerFont'] = self.readerCombo.currentFont().family()
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self.preferences['phoneticFont'] =self.phoneticsCombo.currentFont().family()
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self.preferences['alertOutputs'] = [ x.data(Qt.ItemDataRole.DisplayRole) for x in self.alertList.selectedItems() ]
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self.preferences['playerOutputs'] = [ x.data(Qt.ItemDataRole.DisplayRole) for x in self.playerList.selectedItems() ]
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with open('preferences.json','w') as f:
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json.dump(self.preferences,f,indent=2)
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super().accept()
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return
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