Mercurial Repositories > eric / file comparison
comparison: VirtualEnv/VirtualenvAddEditDialog.py
VirtualEnv/VirtualenvAddEditDialog.py
- changeset 6338
- 104ee21d765d
- child 6341
- a00e63f6d766
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| 6337:c6af560e0039 | 6338:104ee21d765d |
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2018 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a dialog to enter the data of a virtual environment. | |
| 8 """ | |
| 9 | |
| 10 from __future__ import unicode_literals | |
| 11 | |
| 12 import os | |
| 13 import sys | |
| 14 | |
| 15 from PyQt5.QtCore import pyqtSlot | |
| 16 from PyQt5.QtWidgets import QDialog, QDialogButtonBox | |
| 17 | |
| 18 from E5Gui.E5PathPicker import E5PathPickerModes | |
| 19 | |
| 20 from .Ui_VirtualenvAddEditDialog import Ui_VirtualenvAddEditDialog | |
| 21 | |
| 22 import Utilities | |
| 23 | |
| 24 | |
| 25 class VirtualenvAddEditDialog(QDialog, Ui_VirtualenvAddEditDialog): | |
| 26 """ | |
| 27 Class implementing a dialog to enter the data of a virtual environment. | |
| 28 """ | |
| 29 def __init__(self, manager, venvName="", venvDirectory="", | |
| 30 venvInterpreter="", parent=None): | |
| 31 """ | |
| 32 Constructor | |
| 33 | |
| 34 @param manager reference to the virtual environment manager | |
| 35 @type VirtualenvManager | |
| 36 @param venvName logical name of a virtual environment for editing | |
| 37 @type str | |
| 38 @param venvDirectory directory of the virtual environment | |
| 39 @type str | |
| 40 @param venvInterpreter Python interpreter of the virtual environment | |
| 41 @type str | |
| 42 @param parent reference to the parent widget | |
| 43 @type QWidget | |
| 44 """ | |
| 45 super(VirtualenvAddEditDialog, self).__init__(parent) | |
| 46 self.setupUi(self) | |
| 47 | |
| 48 self.__venvName = venvName | |
| 49 self.__manager = manager | |
| 50 self.__editMode = bool(venvName) | |
| 51 | |
| 52 self.targetDirectoryPicker.setMode(E5PathPickerModes.DirectoryMode) | |
| 53 self.targetDirectoryPicker.setWindowTitle( | |
| 54 self.tr("Virtualenv Target Directory")) | |
| 55 self.targetDirectoryPicker.setDefaultDirectory(Utilities.getHomeDir()) | |
| 56 | |
| 57 self.pythonExecPicker.setMode(E5PathPickerModes.OpenFileMode) | |
| 58 self.pythonExecPicker.setWindowTitle( | |
| 59 self.tr("Python Interpreter")) | |
| 60 self.pythonExecPicker.setDefaultDirectory( | |
| 61 sys.executable.replace("w.exe", ".exe")) | |
| 62 | |
| 63 self.nameEdit.setText(venvName) | |
| 64 self.targetDirectoryPicker.setText(venvDirectory) | |
| 65 self.pythonExecPicker.setText(venvInterpreter) | |
| 66 | |
| 67 self.__updateOk() | |
| 68 | |
| 69 def __updateOk(self): | |
| 70 """ | |
| 71 Private slot to update the state of the OK button. | |
| 72 """ | |
| 73 if self.__editMode: | |
| 74 enable = ( | |
| 75 bool(self.nameEdit.text()) and | |
| 76 (self.nameEdit.text() == self.__venvName or | |
| 77 self.__manager.isUnique(self.nameEdit.text())) | |
| 78 ) | |
| 79 else: | |
| 80 enable = ( | |
| 81 bool(self.nameEdit.text()) and | |
| 82 self.__manager.isUnique(self.nameEdit.text()) | |
| 83 ) | |
| 84 | |
| 85 enable = ( | |
| 86 enable and | |
| 87 bool(self.targetDirectoryPicker.text()) and | |
| 88 os.path.exists(self.targetDirectoryPicker.text()) and | |
| 89 bool(self.pythonExecPicker.text()) and | |
| 90 os.access(self.pythonExecPicker.text(), os.X_OK) | |
| 91 ) | |
| 92 | |
| 93 self.buttonBox.button(QDialogButtonBox.Ok).setEnabled(enable) | |
| 94 | |
| 95 @pyqtSlot(str) | |
| 96 def on_nameEdit_textChanged(self, txt): | |
| 97 """ | |
| 98 Private slot to handle changes of the logical name. | |
| 99 | |
| 100 @param txt current logical name | |
| 101 @type str | |
| 102 """ | |
| 103 self.__updateOk() | |
| 104 | |
| 105 @pyqtSlot(str) | |
| 106 def on_targetDirectoryPicker_textChanged(self, txt): | |
| 107 """ | |
| 108 Private slot to handle changes of the virtual environment directory. | |
| 109 | |
| 110 @param txt virtual environment directory | |
| 111 @type str | |
| 112 """ | |
| 113 self.__updateOk() | |
| 114 | |
| 115 if txt: | |
| 116 self.pythonExecPicker.setDefaultDirectory(txt) | |
| 117 else: | |
| 118 self.pythonExecPicker.setDefaultDirectory( | |
| 119 sys.executable.replace("w.exe", ".exe")) | |
| 120 | |
| 121 @pyqtSlot(str) | |
| 122 def on_pythonExecPicker_textChanged(self, txt): | |
| 123 """ | |
| 124 Private slot to handle changes of the virtual environment interpreter. | |
| 125 | |
| 126 @param txt virtual environment interpreter | |
| 127 @type str | |
| 128 """ | |
| 129 self.__updateOk() | |
| 130 | |
| 131 def getData(self): | |
| 132 """ | |
| 133 Public method to retrieve the entered data. | |
| 134 | |
| 135 @return tuple containing the logical name, the directory and the | |
| 136 interpreter of the virtual environment | |
| 137 @rtype tuple of (str, str, str) | |
| 138 """ | |
| 139 return ( | |
| 140 self.nameEdit.text(), | |
| 141 self.targetDirectoryPicker.text(), | |
| 142 self.pythonExecPicker.text(), | |
| 143 ) |
