eric6/Preferences/ConfigurationPages/QtPage.py

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

# Copyright (c) 2006 - 2020 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing the Qt configuration page.
"""

from PyQt5.QtCore import pyqtSlot

from E5Gui.E5Application import e5App
from E5Gui.E5PathPicker import E5PathPickerModes

from .ConfigurationPageBase import ConfigurationPageBase
from .Ui_QtPage import Ui_QtPage

import Preferences


class QtPage(ConfigurationPageBase, Ui_QtPage):
    """
    Class implementing the Qt configuration page.
    """
    def __init__(self):
        """
        Constructor
        """
        super(QtPage, self).__init__()
        self.setupUi(self)
        self.setObjectName("QtPage")
        
        try:
            self.__virtualenvManager = e5App().getObject("VirtualEnvManager")
        except KeyError:
            from VirtualEnv.VirtualenvManager import VirtualenvManager
            self.__virtualenvManager = VirtualenvManager()
        
        self.qtTransPicker.setMode(E5PathPickerModes.DirectoryMode)
        self.qtToolsDirPicker.setMode(E5PathPickerModes.DirectoryShowFilesMode)
        self.pyqtToolsDirPicker.setMode(
            E5PathPickerModes.DirectoryShowFilesMode)
        self.pyqt6ToolsDirPicker.setMode(
            E5PathPickerModes.DirectoryShowFilesMode)
        self.pyside2ToolsDirPicker.setMode(
            E5PathPickerModes.DirectoryShowFilesMode)
        
        self.__populateAndSetVenvComboBoxes(True)
        
        # set initial values
        self.qtTransPicker.setText(
            Preferences.getQt("Qt5TranslationsDir"))
        
        # Qt
        self.qtToolsDirPicker.setText(Preferences.getQt("QtToolsDir"))
        self.qtPrefixEdit.setText(Preferences.getQt("QtToolsPrefix"))
        self.qtPostfixEdit.setText(Preferences.getQt("QtToolsPostfix"))
        self.__updateQtSample()
        
        # PyQt 5
        self.pyqtToolsDirPicker.setText(Preferences.getQt("PyQtToolsDir"))
        self.pyuicIndentSpinBox.setValue(Preferences.getQt("PyuicIndent"))
        self.pyuicImportsCheckBox.setChecked(
            Preferences.getQt("PyuicFromImports"))
        self.pyuicExecuteCheckBox.setChecked(
            Preferences.getQt("PyuicExecute"))
        
        # PyQt 6
        self.pyqt6ToolsDirPicker.setText(Preferences.getQt("PyQt6ToolsDir"))
        self.pyuic6IndentSpinBox.setValue(Preferences.getQt("Pyuic6Indent"))
        self.pyuic6ExecuteCheckBox.setChecked(
            Preferences.getQt("Pyuic6Execute"))
        
        # PySide 2
        self.pyside2ToolsDirPicker.setText(
            Preferences.getQt("PySide2ToolsDir"))
        self.pyside2uicImportsCheckBox.setChecked(
            Preferences.getQt("PySide2FromImports"))
    
    def save(self):
        """
        Public slot to save the Qt configuration.
        """
        Preferences.setQt("Qt5TranslationsDir", self.qtTransPicker.text())
        Preferences.setQt("QtToolsDir", self.qtToolsDirPicker.text())
        Preferences.setQt("QtToolsPrefix", self.qtPrefixEdit.text())
        Preferences.setQt("QtToolsPostfix", self.qtPostfixEdit.text())
        
        Preferences.setQt("PyQtVenvName", self.pyqt5VenvComboBox.currentText())
        Preferences.setQt("PyQtToolsDir", self.pyqtToolsDirPicker.text())
        Preferences.setQt("PyuicIndent", self.pyuicIndentSpinBox.value())
        Preferences.setQt("PyuicFromImports",
                          self.pyuicImportsCheckBox.isChecked())
        Preferences.setQt("PyuicExecute",
                          self.pyuicExecuteCheckBox.isChecked())
        
        Preferences.setQt("PyQt6VenvName",
                          self.pyqt6VenvComboBox.currentText())
        Preferences.setQt("PyQt6ToolsDir", self.pyqt6ToolsDirPicker.text())
        Preferences.setQt("Pyuic6Indent", self.pyuic6IndentSpinBox.value())
        Preferences.setQt("Pyuic6Execute",
                          self.pyuic6ExecuteCheckBox.isChecked())
        
        Preferences.setQt("PySide2VenvName",
                          self.pyside2VenvComboBox.currentText())
        Preferences.setQt("PySide2ToolsDir", self.pyside2ToolsDirPicker.text())
        Preferences.setQt("PySide2FromImports",
                          self.pyside2uicImportsCheckBox.isChecked())
    
    def __updateQtSample(self):
        """
        Private slot to update the Qt tools sample label.
        """
        self.qtSampleLabel.setText(
            self.tr("Sample: {0}designer{1}").format(
                self.qtPrefixEdit.text(), self.qtPostfixEdit.text()))
    
    @pyqtSlot(str)
    def on_qtPrefixEdit_textChanged(self, txt):
        """
        Private slot to handle a change in the entered Qt directory.
        
        @param txt the entered string (string)
        """
        self.__updateQtSample()
    
    @pyqtSlot(str)
    def on_qtPostfixEdit_textChanged(self, txt):
        """
        Private slot to handle a change in the entered Qt directory.
        
        @param txt the entered string (string)
        """
        self.__updateQtSample()
    
    def __populateAndSetVenvComboBox(self, comboBox, envKey, initial):
        """
        Private method to populate and set the virtual environment combo boxes.
        
        @param comboBox reference to the combo box to be populated
        @type QComboBox
        @param envKey preferences key for the environment
        @type str
        @param initial flag indicating an initial population
        @type bool
        """
        if initial:
            venvName = Preferences.getQt(envKey)
        else:
            venvName = comboBox.currentText()
        
        comboBox.clear()
        comboBox.addItems(
            [""] +
            sorted(self.__virtualenvManager.getVirtualenvNames())
        )
        
        if venvName:
            index = comboBox.findText(venvName)
            if index < 0:
                index = 0
            comboBox.setCurrentIndex(index)
    
    def __populateAndSetVenvComboBoxes(self, initial):
        """
        Private method to populate the virtual environment combo boxes.
        
        @param initial flag indicating an initial population
        @type bool
        """
        self.__populateAndSetVenvComboBox(
            self.pyqt5VenvComboBox, "PyQtVenvName", initial)
        self.__populateAndSetVenvComboBox(
            self.pyqt6VenvComboBox, "PyQt6VenvName", initial)
        self.__populateAndSetVenvComboBox(
            self.pyside2VenvComboBox, "PySide2VenvName", initial)
    
    def __showVirtualEnvManager(self):
        """
        Private method to show the virtual environment manager dialog.
        """
        self.__virtualenvManager.showVirtualenvManagerDialog(modal=True)
        self.__populateAndSetVenvComboBoxes(False)
        self.activateWindow()
        self.raise_()
    
    @pyqtSlot()
    def on_pyqt5VenvDlgButton_clicked(self):
        """
        Private slot to show the virtual environment manager dialog.
        """
        self.__showVirtualEnvManager()
    
    @pyqtSlot()
    def on_pyqt6VenvDlgButton_clicked(self):
        """
        Private slot to show the virtual environment manager dialog.
        """
        self.__showVirtualEnvManager()
    
    @pyqtSlot()
    def on_pyside2VenvDlgButton_clicked(self):
        """
        Private slot to show the virtual environment manager dialog.
        """
        self.__showVirtualEnvManager()
    

def create(dlg):
    """
    Module function to create the configuration page.
    
    @param dlg reference to the configuration dialog
    @return reference to the instantiated page (ConfigurationPageBase)
    """
    page = QtPage()
    return page