wizard/BFolderPage.py

   1 #!/usr/bin/env python
   2 # encoding: utf-8
   3 #
   4 # This file is part of BeRTOS.
   5 #
   6 # Bertos is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19 #
  20 # As a special exception, you may use this file as part of a free software
  21 # library without restriction.  Specifically, if other files instantiate
  22 # templates or use macros or inline functions from this file, or you compile
  23 # this file and link it with other files to produce an executable, this
  24 # file does not by itself cause the resulting executable to be covered by
  25 # the GNU General Public License.  This exception does not however
  26 # invalidate any other reasons why the executable file might be covered by
  27 # the GNU General Public License.
  28 #
  29 # Copyright 2008 Develer S.r.l. (http://www.develer.com/)
  30 #
  31 #
  32 # Author: Lorenzo Berni <duplo@develer.com>
  33 #
  34
  35 import os
  36
  37 from PyQt4.QtGui import *
  38 from BWizardPage import *
  39 import bertos_utils
  40
  41 from BCpuPage import BCpuPage
  42 from BBoardPage import BBoardPage
  43
  44 from const import *
  45
  46 class BFolderPage(BWizardPage):
  47     """
  48     Initial page of the wizard. Permit to select the project name and the directory
  49     where the project will be created.
  50     """
  51
  52     def __init__(self):
  53         BWizardPage.__init__(self, UI_LOCATION + "/dir_select.ui")
  54         self.setTitle(self.tr("Select the project name"))
  55         self.initializeAttributes()
  56
  57     ## Overloaded QWizardPage methods ##
  58
  59     def isComplete(self):
  60         """
  61         Overload of the QWizardPage isComplete method.
  62         """
  63         self.setDefaultFolder(self._destination_folder)
  64         if self.pageContent.projectPath.text() != "None":
  65             self.setProjectInfo("PROJECT_PATH", unicode(self.pageContent.projectPath.text()))
  66             self.setProjectInfo("PROJECT_NAME", os.path.basename(unicode(self.pageContent.projectPath.text())))
  67             self.setProjectInfo("PROJECT_SRC_PATH", os.path.join(self.projectInfo("PROJECT_PATH"), self.projectInfo("PROJECT_NAME")))
  68             self.setProjectInfo("PROJECT_SRC_PATH_FROM_MAKEFILE", self.projectInfo("PROJECT_NAME"))
  69             self.setProjectInfo("PROJECT_HW_PATH", os.path.join(self.projectInfo("PROJECT_PATH"), self.projectInfo("PROJECT_NAME")))
  70             self.setProjectInfo("PROJECT_HW_PATH_FROM_MAKEFILE", self.projectInfo("PROJECT_NAME"))
  71             return True
  72         else:
  73             return False
  74
  75     ####
  76
  77     ## Overloaded BWizardPage methods ##
  78
  79     def setupUi(self):
  80         """
  81         Overload of the BWizardPage setupUi method.
  82         """
  83         self.pageContent.warningLabel.setVisible(False)
  84
  85     def connectSignals(self):
  86         """
  87         Overload of the BWizardPage connectSignals method.
  88         """
  89         self.connect(self.pageContent.nameEdit, SIGNAL("textChanged(const QString)"), self.nameChanged)
  90         self.connect(self.pageContent.directoryEdit, SIGNAL("textChanged(const QString)"), self.directoryChanged)
  91         self.connect(self.pageContent.directoryButton, SIGNAL("clicked()"), self.selectDirectory)
  92         # self.connect(self.pageContent.customButton, SIGNAL("toggled(bool)"), self.isComplete)
  93
  94     ####
  95
  96     ## Slots ##
  97
  98     def nameChanged(self, name):
  99         """
 100         Slot called when the project name is changed manually by the user.
 101         """
 102         try:
 103             name = unicode(name).encode("ascii")
 104         except UnicodeEncodeError:
 105             name = self._project_name
 106             self.pageContent.nameEdit.setText(name)
 107         self._project_name = unicode(name).replace(" ", "_")
 108         self.setProjectPath()
 109
 110     def directoryChanged(self, directory):
 111         """
 112         Slot called when the project folder is changed manually by the user.
 113         """
 114         try:
 115             directory = unicode(directory).encode("ascii")
 116         except UnicodeEncodeError:
 117             directory = self._destination_folder
 118             self.pageContent.directoryEdit.setText(directory)
 119         self._destination_folder = directory
 120         self.setProjectPath()
 121
 122     def selectDirectory(self):
 123         """
 124         Slot called when the project folder is changed using the file dialog.
 125         """
 126         directory = unicode(QFileDialog.getExistingDirectory(self, self.tr("Open Directory"), self.pageContent.directoryEdit.text(), QFileDialog.ShowDirsOnly))
 127         if len(directory) > 0:
 128             self.pageContent.directoryEdit.setText(QDir.toNativeSeparators(directory))
 129
 130     ####
 131
 132     def initializeAttributes(self):
 133         """
 134         Initializes the page attributes to the default values.
 135         """
 136         self._project_name = ""
 137         stored_folder = self.defaultFolder()
 138         if stored_folder != "":
 139             self._destination_folder = stored_folder
 140         elif os.name == "nt":
 141             def _winGetSpecialFolder(csidl):
 142                 from ctypes import windll, create_unicode_buffer
 143                 MAX_PATH = 4096
 144                 buf = create_unicode_buffer(MAX_PATH)
 145                 if not windll.shell32.SHGetSpecialFolderPathW(0, buf, csidl, False):
 146                     raise WindowsError("cannot get special folder location")
 147                 return buf.value
 148             CSIDL_PERSONAL = 5
 149             self._destination_folder = _winGetSpecialFolder(CSIDL_PERSONAL)
 150         else:
 151             self._destination_folder = os.path.expanduser("~")
 152         self.pageContent.directoryEdit.setText(self._destination_folder)
 153
 154     def setProjectPath(self):
 155         """
 156         Analyzes the page attributes and generates the path string.
 157         """
 158         if self._destination_folder != "" and self._project_name <> "":
 159             if not self._destination_folder.endswith(os.sep):
 160                 self._destination_folder += os.sep
 161             self.pageContent.projectPath.setText(QDir.toNativeSeparators(self._destination_folder + self._project_name))
 162             if os.path.exists(self._destination_folder + self._project_name):
 163                 self.pageContent.warningLabel.setVisible(True)
 164                 self.pageContent.warningLabel.setText(self.tr("<font color='#FF0000'>Warning: the selected directory exists, \
 165                     it will be destroyed with all contained subdirectories and files...</font>"))
 166             else:
 167                 self.pageContent.warningLabel.setVisible(False)
 168                 self.pageContent.warningLabel.setText("")
 169         else:
 170             self.pageContent.projectPath.setText("None")
 171             self.pageContent.warningLabel.setVisible(False)
 172             self.pageContent.warningLabel.setText("")
 173         self.emit(SIGNAL("completeChanged()"))