Mercurial Repositories > eric / file diff

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/VirtualEnv/VirtualenvInterpreterSelectionDialog.py	Sat Jun 09 17:19:37 2018 +0200
@@ -0,0 +1,79 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2018 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing a dialog to enter the interpreter for a virtual
+environment.
+"""
+
+from __future__ import unicode_literals
+
+import os
+
+from PyQt5.QtCore import pyqtSlot
+from PyQt5.QtWidgets import QDialog, QDialogButtonBox
+
+from E5Gui.E5PathPicker import E5PathPickerModes
+
+from .Ui_VirtualenvInterpreterSelectionDialog import \
+    Ui_VirtualenvInterpreterSelectionDialog
+
+
+class VirtualenvInterpreterSelectionDialog(
+        QDialog, Ui_VirtualenvInterpreterSelectionDialog):
+    """
+    Class implementing a dialog to enter the interpreter for a virtual
+    environment.
+    """
+    def __init__(self, venvName, venvDirectory, parent=None):
+        """
+        Constructor
+        
+        @param venvName name for the virtual environment
+        @type str
+        @param venvDirectory directory of the virtual environment
+        @type str
+        @param parent reference to the parent widget
+        @type QWidget
+        """
+        super(VirtualenvInterpreterSelectionDialog, self).__init__(parent)
+        self.setupUi(self)
+        
+        self.pythonExecPicker.setMode(E5PathPickerModes.OpenFileMode)
+        self.pythonExecPicker.setWindowTitle(
+            self.tr("Python Interpreter"))
+        
+        self.nameEdit.setText(venvName)
+        self.pythonExecPicker.setText(venvDirectory)
+    
+    def __updateOK(self):
+        """
+        Private method to update the enabled status of the OK button.
+        """
+        interpreterPath = self.pythonExecPicker.text()
+        self.buttonBox.button(QDialogButtonBox.Ok).setEnabled(
+            bool(interpreterPath) and
+            os.path.isfile(interpreterPath) and
+            os.access(interpreterPath, os.X_OK)
+        )
+    
+    @pyqtSlot(str)
+    def on_pythonExecPicker_textChanged(self, txt):
+        """
+        Private slot to handle changes of the entered Python interpreter path.
+        
+        @param txt entered Python interpreter path
+        @type str
+        """
+        self.__updateOK()
+    
+    def getData(self):
+        """
+        Public method to get the entered data.
+        
+        @return path of the selected Python interpreter
+        @rtype str
+        """
+        return self.pythonExecPicker.text()