# Copyright (c) 2018 Ultimaker B.V. # Cura is released under the terms of the LGPLv3 or higher. from typing import Optional, List from PyQt5.QtCore import pyqtProperty, pyqtSignal, pyqtSlot, QObject from UM.Logger import Logger from UM.Preferences import Preferences from UM.Resources import Resources from UM.i18n import i18nCatalog from cura.Settings.SettingVisibilityPreset import SettingVisibilityPreset catalog = i18nCatalog("cura") class SettingVisibilityPresetsModel(QObject): onItemsChanged = pyqtSignal() activePresetChanged = pyqtSignal() def __init__(self, preferences: Preferences, parent = None) -> None: super().__init__(parent) self._items = [] # type: List[SettingVisibilityPreset] self._custom_preset = SettingVisibilityPreset(preset_id = "custom", name = "Custom selection", weight = -100) self._populate() basic_item = self.getVisibilityPresetById("basic") if basic_item is not None: basic_visibile_settings = ";".join(basic_item.settings) else: Logger.log("w", "Unable to find the basic visiblity preset.") basic_visibile_settings = "" self._preferences = preferences # Preference to store which preset is currently selected self._preferences.addPreference("cura/active_setting_visibility_preset", "basic") # Preference that stores the "custom" set so it can always be restored (even after a restart) self._preferences.addPreference("cura/custom_visible_settings", basic_visibile_settings) self._preferences.preferenceChanged.connect(self._onPreferencesChanged) self._active_preset_item = self.getVisibilityPresetById(self._preferences.getValue("cura/active_setting_visibility_preset")) # Initialize visible settings if it is not done yet visible_settings = self._preferences.getValue("general/visible_settings") if not visible_settings: new_visible_settings = self._active_preset_item.settings if self._active_preset_item is not None else [] self._preferences.setValue("general/visible_settings", ";".join(new_visible_settings)) else: self._onPreferencesChanged("general/visible_settings") self.activePresetChanged.emit() def getVisibilityPresetById(self, item_id: str) -> Optional[SettingVisibilityPreset]: result = None for item in self._items: if item.presetId == item_id: result = item break return result def _populate(self) -> None: from cura.CuraApplication import CuraApplication items = [] # type: List[SettingVisibilityPreset] items.append(self._custom_preset) for file_path in Resources.getAllResourcesOfType(CuraApplication.ResourceTypes.SettingVisibilityPreset): setting_visibility_preset = SettingVisibilityPreset() try: setting_visibility_preset.loadFromFile(file_path) except Exception: Logger.logException("e", "Failed to load setting preset %s", file_path) items.append(setting_visibility_preset) # Sort them on weight (and if that fails, use ID) items.sort(key = lambda k: (int(k.weight), k.presetId)) self.setItems(items) @pyqtProperty("QVariantList", notify = onItemsChanged) def items(self) -> List[SettingVisibilityPreset]: return self._items def setItems(self, items: List[SettingVisibilityPreset]) -> None: if self._items != items: self._items = items self.onItemsChanged.emit() @pyqtSlot(str) def setActivePreset(self, preset_id: str) -> None: if self._active_preset_item is not None and preset_id == self._active_preset_item.presetId: Logger.log("d", "Same setting visibility preset [%s] selected, do nothing.", preset_id) return preset_item = self.getVisibilityPresetById(preset_id) if preset_item is None: Logger.log("w", "Tried to set active preset to unknown id [%s]", preset_id) return need_to_save_to_custom = self._active_preset_item is None or (self._active_preset_item.presetId == "custom" and preset_id != "custom") if need_to_save_to_custom: # Save the current visibility settings to custom current_visibility_string = self._preferences.getValue("general/visible_settings") if current_visibility_string: self._preferences.setValue("cura/custom_visible_settings", current_visibility_string) new_visibility_string = ";".join(preset_item.settings) if preset_id == "custom": # Get settings from the stored custom data new_visibility_string = self._preferences.getValue("cura/custom_visible_settings") if new_visibility_string is None: new_visibility_string = self._preferences.getValue("general/visible_settings") self._preferences.setValue("general/visible_settings", new_visibility_string) self._preferences.setValue("cura/active_setting_visibility_preset", preset_id) self._active_preset_item = preset_item self.activePresetChanged.emit() @pyqtProperty(str, notify = activePresetChanged) def activePreset(self) -> str: if self._active_preset_item is not None: return self._active_preset_item.presetId return "" def _onPreferencesChanged(self, name: str) -> None: if name != "general/visible_settings": return # Find the preset that matches with the current visible settings setup visibility_string = self._preferences.getValue("general/visible_settings") if not visibility_string: return visibility_set = set(visibility_string.split(";")) matching_preset_item = None for item in self._items: if item.presetId == "custom": continue if set(item.settings) == visibility_set: matching_preset_item = item break item_to_set = self._active_preset_item if matching_preset_item is None: # The new visibility setup is "custom" should be custom if self._active_preset_item is None or self._active_preset_item.presetId == "custom": # We are already in custom, just save the settings self._preferences.setValue("cura/custom_visible_settings", visibility_string) else: # We need to move to custom preset. item_to_set = self.getVisibilityPresetById("custom") else: item_to_set = matching_preset_item # If we didn't find a matching preset, fallback to custom. if item_to_set is None: item_to_set = self._custom_preset if self._active_preset_item is None or self._active_preset_item.presetId != item_to_set.presetId: self._active_preset_item = item_to_set if self._active_preset_item is not None: self._preferences.setValue("cura/active_setting_visibility_preset", self._active_preset_item.presetId) self.activePresetChanged.emit()