eric6/CondaInterface/CondaNewEnvironmentDataDialog.py

Mon, 12 Oct 2020 19:28:42 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Mon, 12 Oct 2020 19:28:42 +0200
changeset 7781
607a6098cb44
parent 7780
41420f82c0ac
child 7923
91e843545d9a
permissions
-rw-r--r--

Performed some more code cleanup.

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

# Copyright (c) 2019 - 2020 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing a dialog to enter data for a new conda environment.
"""

from PyQt5.QtCore import pyqtSlot
from PyQt5.QtWidgets import QDialog, QDialogButtonBox

from E5Gui.E5PathPicker import E5PathPickerModes

from .Ui_CondaNewEnvironmentDataDialog import Ui_CondaNewEnvironmentDataDialog


class CondaNewEnvironmentDataDialog(QDialog, Ui_CondaNewEnvironmentDataDialog):
    """
    Class implementing a dialog to enter data for a new conda environment.
    """
    def __init__(self, title, showRequirements, parent=None):
        """
        Constructor
        
        @param title tirle of the dialog
        @type str
        @param showRequirements flag indicating to show the requirements
            file input widget
        @type bool
        @param parent reference to the parent widget
        @type QWidget
        """
        super(CondaNewEnvironmentDataDialog, self).__init__(parent)
        self.setupUi(self)
        
        self.setWindowTitle(title)
        
        self.__requirementsMode = showRequirements
        
        self.requirementsFilePicker.setMode(E5PathPickerModes.OpenFileMode)
        self.requirementsFilePicker.setFilters(
            self.tr("Text Files (*.txt);;All Files (*)"))
        
        self.requirementsLabel.setVisible(showRequirements)
        self.requirementsFilePicker.setVisible(showRequirements)
        
        self.__updateOK()
        
        msh = self.minimumSizeHint()
        self.resize(max(self.width(), msh.width()), msh.height())
   
    def __updateOK(self):
        """
        Private method to update the enabled state of the OK button.
        """
        enable = bool(self.nameEdit.text()) and bool(self.condaNameEdit.text())
        if self.__requirementsMode:
            enable &= bool(self.requirementsFilePicker.text())
        
        self.buttonBox.button(QDialogButtonBox.Ok).setEnabled(enable)
    
    @pyqtSlot(str)
    def on_nameEdit_textChanged(self, txt):
        """
        Private slot to handle changes of the logical name.
        
        @param txt current text of the logical name entry
        @type str
        """
        self.__updateOK()
    
    @pyqtSlot(str)
    def on_condaNameEdit_textChanged(self, txt):
        """
        Private slot to handle changes of the conda name.
        
        @param txt current text of the conda name entry
        @type str
        """
        self.__updateOK()
    
    @pyqtSlot(str)
    def on_requirementsFilePicker_textChanged(self, txt):
        """
        Private slot to handle changes of the requirements file name.
        
        @param txt current text of the requirements file name entry
        @type str
        """
        self.__updateOK()
    
    def getData(self):
        """
        Public method to get the entered data.
        
        @return tuple with the logical name of the new environment, the conda
            name and the requirements file name
        @rtype tuple of (str, str, str)
        """
        if self.__requirementsMode:
            requirementsFile = self.requirementsFilePicker.text()
        else:
            requirementsFile = ""
        
        return (
            self.nameEdit.text(),
            self.condaNameEdit.text(),
            requirementsFile
        )

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