wizard/BFolderPage.py

   1 #!/usr/bin/env python
   2 # encoding: utf-8
   3 #
   4 # Copyright 2008 Develer S.r.l. (http://www.develer.com/)
   5 # All rights reserved.
   6 #
   7 # $Id$
   8 #
   9 # Author: Lorenzo Berni <duplo@develer.com>
  10 #
  11
  12 import os
  13
  14 from PyQt4.QtGui import *
  15 from BWizardPage import *
  16 import bertos_utils
  17
  18 from const import *
  19
  20 class BFolderPage(BWizardPage):
  21     """
  22     Initial page of the wizard. Permit to select the project name and the directory
  23     where the project will be created.
  24     """
  25
  26     def __init__(self):
  27         BWizardPage.__init__(self, UI_LOCATION + "/dir_select.ui")
  28         self.setTitle(self.tr("Select the project name"))
  29         self.initializeAttributes()
  30
  31     ## Overloaded QWizardPage methods ##
  32
  33     def isComplete(self):
  34         """
  35         Overload of the QWizardPage isComplete method.
  36         """
  37         self.setDefaultFolder(self._destination_folder)
  38         if self.pageContent.projectPath.text() != "None":
  39             self.setProjectInfo("PROJECT_PATH", unicode(self.pageContent.projectPath.text()))
  40             return True
  41         else:
  42             return False
  43
  44     ####
  45
  46     ## Overloaded BWizardPage methods ##
  47
  48     def setupUi(self):
  49         """
  50         Overload of the BWizardPage setupUi method.
  51         """
  52         self.pageContent.warningLabel.setVisible(False)
  53
  54     def connectSignals(self):
  55         """
  56         Overload of the BWizardPage connectSignals method.
  57         """
  58         self.connect(self.pageContent.nameEdit, SIGNAL("textChanged(const QString)"), self.nameChanged)
  59         self.connect(self.pageContent.directoryEdit, SIGNAL("textChanged(const QString)"), self.directoryChanged)
  60         self.connect(self.pageContent.directoryButton, SIGNAL("clicked()"), self.selectDirectory)
  61
  62     ####
  63
  64     ## Slots ##
  65
  66     def nameChanged(self, name):
  67         """
  68         Slot called when the project name is changed manually by the user.
  69         """
  70         self._project_name = str(name).replace(" ", "_")
  71         self.setProjectPath()
  72
  73     def directoryChanged(self, directory):
  74         """
  75         Slot called when the project folder is changed manually by the user.
  76         """
  77         self._destination_folder = str(QDir.toNativeSeparators(directory))
  78         self.setProjectPath()
  79
  80     def selectDirectory(self):
  81         """
  82         Slot called when the project folder is changed using the file dialog.
  83         """
  84         directory = unicode(QFileDialog.getExistingDirectory(self, self.tr("Open Directory"), self.pageContent.directoryEdit.text(), QFileDialog.ShowDirsOnly))
  85         if len(directory) > 0:
  86             self.pageContent.directoryEdit.setText(directory)
  87
  88     ####
  89
  90     def initializeAttributes(self):
  91         """
  92         Initializes the page attributes to the default values.
  93         """
  94         self._project_name = ""
  95         stored_folder = self.defaultFolder()
  96         if stored_folder != "":
  97             self._destination_folder = stored_folder
  98         elif os.name == "nt":
  99             from win32com.shell import shell, shellcon
 100             self._destination_folder = shell.SHGetFolderPath(0, shellcon.CSIDL_PERSONAL, 0, 0)
 101             del shell
 102             del shellcon
 103         else:
 104             self._destination_folder = os.path.expanduser("~")
 105         self.pageContent.directoryEdit.setText(self._destination_folder)
 106
 107     def setProjectPath(self):
 108         """
 109         Analyzes the page attributes and generates the path string.
 110         """
 111         if self._destination_folder != "" and self._project_name <> "":
 112             if not self._destination_folder.endswith(os.sep):
 113                 self._destination_folder += os.sep
 114             self.pageContent.projectPath.setText(QDir.toNativeSeparators(self._destination_folder + self._project_name))
 115             if os.path.exists(self._destination_folder + self._project_name):
 116                 self.pageContent.warningLabel.setVisible(True)
 117                 self.pageContent.warningLabel.setText(self.tr("<font color='#FF0000'>Warning: the selected directory exists, \
 118                     it will be destroyed with all contained subdirectories and files...</font>"))
 119             else:
 120                 self.pageContent.warningLabel.setVisible(False)
 121                 self.pageContent.warningLabel.setText("")
 122         else:
 123             self.pageContent.projectPath.setText("None")
 124             self.pageContent.warningLabel.setVisible(False)
 125             self.pageContent.warningLabel.setText("")
 126         self.emit(SIGNAL("completeChanged()"))