RefactoringRope/ChangeOccurrencesDialog.py

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

# Copyright (c) 2010 - 2025 Detlev Offenbach <detlev@die-offenbachs.de>
#

"""
Module implementing the Change Occurrences dialog.
"""

from PyQt6.QtCore import pyqtSlot
from PyQt6.QtWidgets import QAbstractButton, QDialogButtonBox

from .RefactoringDialogBase import RefactoringDialogBase
from .Ui_ChangeOccurrencesDialog import Ui_ChangeOccurrencesDialog


class ChangeOccurrencesDialog(RefactoringDialogBase, Ui_ChangeOccurrencesDialog):
    """
    Class implementing the Change Occurrences dialog.
    """

    def __init__(self, refactoring, title, filename, offset, parent=None):
        """
        Constructor

        @param refactoring reference to the main refactoring object
        @type RefactoringServer
        @param title title of the dialog
        @type str
        @param filename file name to be worked on
        @type str
        @param offset offset within file
        @type int
        @param parent reference to the parent widget
        @type QWidget
        """
        RefactoringDialogBase.__init__(self, refactoring, title, parent)
        self.setupUi(self)

        self._changeGroupName = "ChangeOccurrences"

        self.__filename = filename
        self.__offset = offset

        self.__okButton = self.buttonBox.button(QDialogButtonBox.StandardButton.Ok)
        self.__okButton.setEnabled(False)
        self.__previewButton = self.buttonBox.addButton(
            self.tr("Preview"), QDialogButtonBox.ButtonRole.ActionRole
        )
        self.__previewButton.setDefault(True)
        self.__previewButton.setEnabled(False)

        msh = self.minimumSizeHint()
        self.resize(max(self.width(), msh.width()), msh.height())

    @pyqtSlot(str)
    def on_replaceEdit_textChanged(self, text):
        """
        Private slot to react to changes of the new name.

        @param text text entered into the edit
        @type str
        """
        self.__okButton.setEnabled(text != "")
        self.__previewButton.setEnabled(text != "")

    @pyqtSlot(QAbstractButton)
    def on_buttonBox_clicked(self, button):
        """
        Private slot to act on the button pressed.

        @param button reference to the button pressed
        @type QAbstractButton
        """
        if button == self.__previewButton:
            self.requestPreview()
        elif button == self.__okButton:
            self.applyChanges()

    def _calculateChanges(self):
        """
        Protected method to initiate the calculation of the changes.
        """
        self._refactoring.sendJson(
            "CalculateChangeOccurrencesChanges",
            {
                "ChangeGroup": self._changeGroupName,
                "Title": self._title,
                "FileName": self.__filename,
                "Offset": self.__offset,
                "NewName": self.replaceEdit.text(),
                "OnlyCalls": self.onlyCallsCheckBox.isChecked(),
                "Reads": self.readsCheckBox.isChecked(),
                "Writes": self.writesCheckBox.isChecked(),
            },
        )