349 lines
14 KiB
Python
349 lines
14 KiB
Python
from functools import partial
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from itertools import chain
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import os
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import re
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from PyQt5.QtWidgets import QAction, QActionGroup
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from PyQt5.QtCore import pyqtSlot
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from PyQt5.QtGui import QPixmap
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from constants import Constants
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from switchable_label import SwitchableLabelsIterable
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from utilities import pop_up
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class ThemeConstants:
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FOLDER = "themes"
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EXTENSION = ".qss"
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ICONS_FOLDER = "icons"
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DEFAULT = "dark"
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CURRENT = ".current_theme"
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COLORS = "colors.txt"
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COLOR_SEPARATOR = "="
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DEFAULT_ACTIVE_COLOR = "#000000"
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DEFAULT_INACTIVE_COLOR = "#9f9f9f"
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DEFAULT_OFF_COLORS = "#000000", "#434343"
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DEFAULT_ON_COLORS = "#4b79a1", "#283e51"
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DEFAULT_TEXT_COLOR = "#ffffff"
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THEME_NOT_FOUND = "Theme not found"
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MISSING_THEME = "Missing theme in '" + FOLDER + "' folder."
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MISSING_THEME_FOLDER = FOLDER + " folder not found.\nOnly the basic theme is available."
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THEME_FOLDER_NOT_FOUND = FOLDER + " folder not found"
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class ThemeManager:
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def __init__(self, parent):
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self.__parent = parent
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self.__parent.active_color = ThemeConstants.DEFAULT_ACTIVE_COLOR
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self.__parent.inactive_color = ThemeConstants.DEFAULT_INACTIVE_COLOR
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self.__theme_path = ""
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self.__current_theme = ""
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self.__parent.default_images_folder = os.path.join(
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ThemeConstants.FOLDER,
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ThemeConstants.DEFAULT,
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ThemeConstants.ICONS_FOLDER
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)
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self.__space_weather_labels = SwitchableLabelsIterable(
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*list(
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chain(
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self.__parent.switchable_r_labels,
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self.__parent.switchable_s_labels,
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self.__parent.switchable_g_now_labels,
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self.__parent.switchable_g_today_labels,
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self.__parent.k_storm_labels,
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self.__parent.a_storm_labels,
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[self.__parent.expected_noise_lbl]
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)
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)
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)
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self.__space_weather_labels.set(
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"switch_on_colors",
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ThemeConstants.DEFAULT_ON_COLORS
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)
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self.__space_weather_labels.set(
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"switch_off_colors", ThemeConstants.DEFAULT_OFF_COLORS
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)
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self.__theme_names = {}
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self.__detect_themes()
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def __refresh_range_labels(self):
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self.__parent.set_acf_interval_label()
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self.__parent.set_band_filter_label(
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self.__parent.activate_low_band_filter_btn,
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self.__parent.lower_band_spinbox,
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self.__parent.lower_band_filter_unit,
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self.__parent.lower_band_confidence,
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self.__parent.activate_up_band_filter_btn,
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self.__parent.upper_band_spinbox,
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self.__parent.upper_band_filter_unit,
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self.__parent.upper_band_confidence,
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self.__parent.band_range_lbl
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)
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self.__parent.set_band_filter_label(
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self.__parent.activate_low_freq_filter_btn,
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self.__parent.lower_freq_spinbox,
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self.__parent.lower_freq_filter_unit,
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self.__parent.lower_freq_confidence,
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self.__parent.activate_up_freq_filter_btn,
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self.__parent.upper_freq_spinbox,
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self.__parent.upper_freq_filter_unit,
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self.__parent.upper_freq_confidence,
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self.__parent.freq_range_lbl
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)
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@pyqtSlot()
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def __apply(self, theme_path):
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self.__theme_path = theme_path
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if os.path.exists(theme_path):
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if self.__theme_path != self.__current_theme:
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self.__change()
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self.__parent.display_specs(
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item=self.__parent.result_list.currentItem(),
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previous_item=None
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)
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self.__refresh_range_labels()
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self.__parent.audio_widget.refresh_btns_colors(
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self.__parent.active_color,
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self.__parent.inactive_color
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)
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self.__space_weather_labels.refresh()
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else:
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pop_up(self.__parent, title=ThemeConstants.THEME_NOT_FOUND,
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text=ThemeConstants.MISSING_THEME).show()
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def __pretty_name(self, bad_name):
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return ' '.join(
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map(lambda s: s.capitalize(),
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bad_name.split('_')
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)
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)
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def __detect_themes(self):
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themes = []
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ag = QActionGroup(self.__parent, exclusive=True)
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if os.path.exists(ThemeConstants.FOLDER):
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for theme_folder in sorted(os.listdir(ThemeConstants.FOLDER)):
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relative_folder = os.path.join(ThemeConstants.FOLDER, theme_folder)
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if os.path.isdir(os.path.abspath(relative_folder)):
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relative_folder = os.path.join(ThemeConstants.FOLDER, theme_folder)
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themes.append(relative_folder)
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for theme_path in themes:
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theme_name = '&' + self.__pretty_name(os.path.basename(theme_path))
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new_theme = ag.addAction(
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QAction(
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theme_name,
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self.__parent, checkable=True
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)
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)
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self.__parent.menu_themes.addAction(new_theme)
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self.__theme_names[theme_name.lstrip('&')] = new_theme
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new_theme.triggered.connect(partial(self.__apply, theme_path))
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else:
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pop_up(self.__parent, title=ThemeConstants.THEME_FOLDER_NOT_FOUND,
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text=ThemeConstants.MISSING_THEME_FOLDER).show()
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def __is_valid_html_color(self, colors):
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pattern = "#([a-zA-Z0-9]){6}"
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match_ok = lambda col: bool(re.match(pattern, col))
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if isinstance(colors, list):
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if len(colors) > 1:
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return all(match_ok(c) for c in colors)
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else:
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return match_ok(colors[0])
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else:
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return match_ok(colors)
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def __change(self):
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theme_name = os.path.basename(self.__theme_path) + ThemeConstants.EXTENSION
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try:
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with open(
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os.path.join(self.__theme_path, theme_name), "r"
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) as stylesheet:
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style = stylesheet.read()
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self.__parent.setStyleSheet(style)
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self.__parent.download_window.setStyleSheet(style)
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except FileNotFoundError:
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pop_up(self.__parent, title=ThemeConstants.THEME_NOT_FOUND,
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text=ThemeConstants.MISSING_THEME).show()
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else:
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icons_path = os.path.join(self.__theme_path, ThemeConstants.ICONS_FOLDER)
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default_icons_path = os.path.join(
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ThemeConstants.FOLDER,
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ThemeConstants.DEFAULT,
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ThemeConstants.ICONS_FOLDER
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)
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if os.path.exists(os.path.join(icons_path, Constants.NOT_SELECTED)) and \
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os.path.exists(os.path.join(icons_path, Constants.NOT_AVAILABLE)):
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self.__parent.default_images_folder = icons_path
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else:
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self.__parent.default_images_folder = default_icons_path
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path_to_search_label = os.path.join(
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icons_path,
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Constants.SEARCH_LABEL_IMG
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)
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default_search_label = os.path.join(
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default_icons_path,
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Constants.SEARCH_LABEL_IMG
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)
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if os.path.exists(path_to_search_label):
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self.__parent.search_label.setPixmap(
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QPixmap(path_to_search_label)
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)
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self.__parent.modulation_search_label.setPixmap(
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QPixmap(path_to_search_label)
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)
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self.__parent.location_search_label.setPixmap(
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QPixmap(path_to_search_label)
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)
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else:
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self.__parent.search_label.setPixmap(
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QPixmap(default_search_label)
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)
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self.__parent.modulation_search_label.setPixmap(
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QPixmap(default_search_label)
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)
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self.__parent.location_search_label.setPixmap(
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QPixmap(default_search_label)
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)
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self.__parent.search_label.setScaledContents(True)
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self.__parent.modulation_search_label.setScaledContents(True)
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self.__parent.location_search_label.setScaledContents(True)
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path_to_volume_label = os.path.join(
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icons_path,
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Constants.VOLUME_LABEL_IMG
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)
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default_volume_label = os.path.join(
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default_icons_path,
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Constants.VOLUME_LABEL_IMG
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)
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if os.path.exists(path_to_volume_label):
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self.__parent.volume_label.setPixmap(
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QPixmap(path_to_volume_label)
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)
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else:
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self.__parent.volume_label.setPixmap(
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QPixmap(default_volume_label)
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)
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self.__parent.volume_label.setScaledContents(True)
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path_to_colors = os.path.join(
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self.__theme_path,
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ThemeConstants.COLORS
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)
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active_color_ok = False
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inactive_color_ok = False
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switch_on_color_ok = False
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switch_off_color_ok = False
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text_color_ok = False
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if os.path.exists(path_to_colors):
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with open(path_to_colors, "r") as colors_file:
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for line in colors_file:
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if ThemeConstants.COLOR_SEPARATOR in line:
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quality, color = line.split(ThemeConstants.COLOR_SEPARATOR)
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color = color.rstrip()
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color_len = 1
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if ',' in color:
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color = [c.strip() for c in color.split(',')]
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color_len = len(color)
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if self.__is_valid_html_color(color):
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if color_len == 1:
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if quality.lower() == Constants.ACTIVE:
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self.__parent.active_color = color
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active_color_ok = True
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if quality.lower() == Constants.INACTIVE:
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self.__parent.inactive_color = color
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inactive_color_ok = True
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if quality.lower() == Constants.TEXT_COLOR:
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text_color_ok = True
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self.__space_weather_labels.set(
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"text_color",
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color
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)
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if color_len == 2:
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if quality.lower() == Constants.LABEL_ON_COLOR:
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switch_on_color_ok = True
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self.__space_weather_labels.set(
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"switch_on_colors",
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color
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)
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if quality.lower() == Constants.LABEL_OFF_COLOR:
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switch_off_color_ok = True
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self.__space_weather_labels.set(
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"switch_off_colors",
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color
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)
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if not (active_color_ok and inactive_color_ok):
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self.__parent.active_color = ThemeConstants.DEFAULT_ACTIVE_COLOR
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self.__parent.inactive_color = ThemeConstants.DEFAULT_INACTIVE_COLOR
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if not (switch_on_color_ok and switch_off_color_ok):
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self.__space_weather_labels.set(
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"switch_on_colors",
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ThemeConstants.DEFAULT_ON_COLORS
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)
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self.__space_weather_labels.set(
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"switch_off_colors",
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ThemeConstants.DEFAULT_OFF_COLORS
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)
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if not text_color_ok:
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self.__space_weather_labels.set(
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"text_color",
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ThemeConstants.DEFAULT_TEXT_COLOR
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)
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self.__current_theme = self.__theme_path
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try:
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with open(os.path.join(
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ThemeConstants.FOLDER,
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ThemeConstants.CURRENT
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), "w") as current_theme:
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current_theme.write(self.__theme_path)
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except Exception:
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pass
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def start(self):
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current_theme_file = os.path.join(
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ThemeConstants.FOLDER,
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ThemeConstants.CURRENT
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)
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if os.path.exists(current_theme_file):
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with open(current_theme_file, "r") as current_theme_path:
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theme_path = current_theme_path.read()
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theme_name = self.__pretty_name(os.path.basename(theme_path))
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try:
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self.__theme_names[theme_name].setChecked(True)
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except Exception:
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pop_up(self.__parent, title=ThemeConstants.THEME_NOT_FOUND,
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text=ThemeConstants.MISSING_THEME).show()
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else:
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self.__apply(theme_path)
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else:
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try:
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self.__theme_names[
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self.__pretty_name(ThemeConstants.DEFAULT)
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].setChecked(True)
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except Exception:
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pop_up(self.__parent, title=ThemeConstants.THEME_NOT_FOUND,
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text=ThemeConstants.MISSING_THEME).show()
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else:
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self.__apply(
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os.path.join(
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ThemeConstants.FOLDER,
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ThemeConstants.DEFAULT
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)
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)
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