diff -r a081458cc57b -r 144a6b854f70 eric7/EricWidgets/EricFileSaveConfirmDialog.py
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/eric7/EricWidgets/EricFileSaveConfirmDialog.py Sat May 22 19:58:24 2021 +0200
@@ -0,0 +1,148 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2018 - 2021 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing a dialog to enter a file system path using a file picker.
+"""
+
+import os
+
+from PyQt6.QtWidgets import (
+ QDialog, QDialogButtonBox, QVBoxLayout, QLabel, QLineEdit
+)
+
+from .EricPathPicker import EricPathPicker, EricPathPickerModes
+
+
+class EricFileSaveConfirmDialog(QDialog):
+ """
+ Class implementing a dialog to enter a file system path using a file
+ picker.
+ """
+ def __init__(self, filename, title, message="", picker=True, parent=None):
+ """
+ Constructor
+
+ @param filename file name to be shown
+ @type str
+ @param title title for the dialog
+ @type str
+ @param message message to be shown
+ @type str
+ @param picker flag indicating to use a path picker
+ @type bool
+ @param parent reference to the parent widget
+ @type QWidget
+ """
+ super().__init__(parent)
+
+ self.setMinimumWidth(400)
+
+ self.__selectedAction = "cancel"
+ self.__filename = filename
+
+ self.__layout = QVBoxLayout(self)
+
+ self.__label = QLabel(self)
+ self.__label.setWordWrap(True)
+ if message:
+ self.__label.setText(message)
+ else:
+ self.__label.setText(self.tr("The given file exists already."))
+
+ if picker:
+ self.__pathPicker = EricPathPicker(self)
+ self.__pathPicker.setMode(EricPathPickerModes.SAVE_FILE_MODE)
+ else:
+ self.__pathPicker = QLineEdit(self)
+ self.__pathPicker.setClearButtonEnabled(True)
+
+ self.__buttonBox = QDialogButtonBox(self)
+ self.__cancelButton = self.__buttonBox.addButton(
+ QDialogButtonBox.StandardButton.Cancel)
+ self.__overwriteButton = self.__buttonBox.addButton(
+ self.tr("Overwrite"), QDialogButtonBox.ButtonRole.AcceptRole)
+ self.__renameButton = self.__buttonBox.addButton(
+ self.tr("Rename"), QDialogButtonBox.ButtonRole.AcceptRole)
+
+ self.__layout.addWidget(self.__label)
+ self.__layout.addWidget(self.__pathPicker)
+ self.__layout.addWidget(self.__buttonBox)
+
+ # set values and states
+ self.__pathPicker.setText(filename)
+ if picker:
+ self.__pathPicker.setDefaultDirectory(os.path.dirname(filename))
+ self.__renameButton.setEnabled(False)
+ self.__cancelButton.setDefault(True)
+
+ self.__buttonBox.clicked.connect(self.__buttonBoxClicked)
+ self.__pathPicker.textChanged.connect(self.__filenameChanged)
+
+ def __buttonBoxClicked(self, button):
+ """
+ Private slot to handle the user clicking a button.
+
+ @param button reference to the clicked button
+ @type QAbstractButton
+ """
+ if button == self.__cancelButton:
+ self.__selectedAction = "cancel"
+ self.reject()
+ elif button == self.__renameButton:
+ self.__selectedAction = "rename"
+ self.accept()
+ elif button == self.__overwriteButton:
+ self.__selectedAction = "overwrite"
+ self.accept()
+
+ def __filenameChanged(self, text):
+ """
+ Private slot to handle a change of the file name.
+
+ @param text new file name
+ @type str
+ """
+ self.__renameButton.setEnabled(text != self.__filename)
+
+ def selectedAction(self):
+ """
+ Public method to get the selected action and associated data.
+
+ @return tuple containing the selected action (cancel, rename,
+ overwrite) and the filename (in case of 'rename' or 'overwrite')
+ @rtype tuple of (str, str)
+ """
+ if self.__selectedAction == "rename":
+ filename = self.__pathPicker.text()
+ elif self.__selectedAction == "overwrite":
+ filename = self.__filename
+ else:
+ filename = ""
+ return self.__selectedAction, filename
+
+
+def confirmOverwrite(filename, title, message="", picker=True, parent=None):
+ """
+ Function to confirm that a file shall be overwritten.
+
+ @param filename file name to be shown
+ @type str
+ @param title title for the dialog
+ @type str
+ @param message message to be shown
+ @type str
+ @param picker flag indicating to use a path picker
+ @type bool
+ @param parent reference to the parent widget
+ @type QWidget
+ @return tuple containing the selected action (cancel, rename,
+ overwrite) and the filename (in case of 'rename' or 'overwrite')
+ @rtype tuple of (str, str)
+ """
+ dlg = EricFileSaveConfirmDialog(filename, title, message=message,
+ picker=picker, parent=parent)
+ dlg.exec()
+ return dlg.selectedAction()
