ProjectFlask/ConfigurationPage/FlaskPage.py

# -*- coding: utf-8 -*-

# Copyright (c) 2020 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing the Flask configuration page.
"""

from PyQt5.QtCore import pyqtSlot

from E5Gui.E5Application import e5App

from Preferences.ConfigurationPages.ConfigurationPageBase import (
    ConfigurationPageBase
)
from .Ui_FlaskPage import Ui_FlaskPage

import UI.PixmapCache


# TODO: add selection for the ANSI color scheme (see MicroPython)
class FlaskPage(ConfigurationPageBase, Ui_FlaskPage):
    """
    Class implementing the Flask configuration page.
    """
    def __init__(self, plugin):
        """
        Constructor
        
        @param plugin reference to the plugin object
        """
        super(FlaskPage, self).__init__()
        self.setupUi(self)
        self.setObjectName("FlaskPage")
        
        self.__plugin = plugin
        
        self.urlResetButton.setIcon(
            UI.PixmapCache.getIcon("editUndo"))
        self.py3VenvNamesReloadButton.setIcon(
            UI.PixmapCache.getIcon("reload"))
        
        venvManager = e5App().getObject("VirtualEnvManager")
        self.py3VenvNameComboBox.addItems(
            [""] + sorted(venvManager.getVirtualenvNames()))
        
        # set initial values
        self.externalBrowserCheckBox.setChecked(
            self.__plugin.getPreferences("UseExternalBrowser"))
        
        venvName = self.__plugin.getPreferences(
            "VirtualEnvironmentNamePy3")
        if venvName:
            index = self.py3VenvNameComboBox.findText(venvName)
            if index < 0:
                index = 0
            self.py3VenvNameComboBox.setCurrentIndex(index)
        
        self.urlEdit.setText(
            self.__plugin.getPreferences("FlaskDocUrl"))
    
    def save(self):
        """
        Public slot to save the Flask configuration.
        """
        self.__plugin.setPreferences(
            "UseExternalBrowser", self.externalBrowserCheckBox.isChecked())
        
        self.__plugin.setPreferences(
            "VirtualEnvironmentNamePy3",
            self.py3VenvNameComboBox.currentText())
        
        self.__plugin.setPreferences(
            "FlaskDocUrl", self.urlEdit.text())
    
    @pyqtSlot()
    def on_py3VenvNamesReloadButton_clicked(self):
        """
        Private slot to reload the virtual environment names.
        """
        currentVenvName = self.py3VenvNameComboBox.currentText()
        self.py3VenvNameComboBox.clear()
        venvManager = e5App().getObject("VirtualEnvManager")
        self.py3VenvNameComboBox.addItems(
            [""] + sorted(venvManager.getVirtualenvNames()))
        if currentVenvName:
            index = self.py3VenvNameComboBox.findText(currentVenvName)
            if index < 0:
                index = 0
            self.py3VenvNameComboBox.setCurrentIndex(index)
    
    @pyqtSlot()
    def on_urlResetButton_clicked(self):
        """
        Private slot to reset the Flask documentation URL.
        """
        self.urlEdit.setText(
            self.__plugin.getDefaultPreference("FlaskDocUrl"))