wizard/BToolchainSearch.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 from PyQt4.QtCore import *
  13 from PyQt4.QtGui import *
  14 import PyQt4.uic as uic
  15
  16 import qvariant_converter
  17
  18 from const import *
  19
  20 class BToolchainSearch(QDialog):
  21     """
  22     Dialog that permits to choice the settings for the toolchain search procedure.
  23     """
  24
  25     def __init__(self):
  26         QDialog.__init__(self)
  27         self._setupUi()
  28         self._connectSignals()
  29         self.setWindowTitle(self.tr("Toolchain search page"))
  30
  31     def _setupUi(self):
  32         """
  33         Sets up the user interface.
  34         """
  35         self.content = uic.loadUi(UI_LOCATION + "/toolchain_search.ui", None)
  36         layout = QVBoxLayout()
  37         layout.addWidget(self.content)
  38         self.setLayout(layout)
  39         self._populateDirList()
  40         self._setPathSearch()
  41         self._setSearchButton()
  42
  43     def _connectSignals(self):
  44         """
  45         Connects the signals with the related slots.
  46         """
  47         self.connect(self.content.pathBox, SIGNAL("stateChanged(int)"), self._stateChanged)
  48         self.connect(self.content.addButton, SIGNAL("clicked()"), self._addDir)
  49         self.connect(self.content.removeButton, SIGNAL("clicked()"), self._removeDir)
  50         self.connect(self.content.cancelButton, SIGNAL("clicked()"), self.reject)
  51         self.connect(self.content.searchButton, SIGNAL("clicked()"), self.accept)
  52
  53     def _setSearchButton(self):
  54         """
  55         Toggles the 'searchButton' evaluating the settings.
  56         """
  57         self.content.searchButton.setDefault(True)
  58         self.content.searchButton.setEnabled(self.content.pathBox.isChecked() or self.content.customDirList.count() != 0)
  59
  60     def _populateDirList(self):
  61         """
  62         Fills the dir list with the directories stored in the QSettings.
  63         """
  64         search_dir_list = qvariant_converter.getStringList(QApplication.instance().settings.value("search_dir_list"))
  65         for element in search_dir_list:
  66             item = QListWidgetItem(element)
  67             self.content.customDirList.addItem(item)
  68
  69     def _setPathSearch(self):
  70         """
  71         Sets the path search checkbox to the stored value.
  72         """
  73         pathSearch = qvariant_converter.getBool(QApplication.instance().settings.value(QString("path_search")))
  74         self.content.pathBox.setChecked(pathSearch)
  75
  76     def _stateChanged(self, state):
  77         """
  78         Slot called when the path search checkbox state changes. Stores the value in the QSettings.
  79         """
  80         QApplication.instance().settings.setValue(QString("path_search"), QVariant(state != 0))
  81         self._setSearchButton()
  82
  83     def _addDir(self):
  84         """
  85         Slot called when the user adds a dir.
  86         """
  87         directory = QFileDialog.getExistingDirectory(self, self.tr("Open Directory"), "", QFileDialog.ShowDirsOnly)
  88         if not directory.isEmpty():
  89             directory = unicode(directory)
  90             item = QListWidgetItem(directory)
  91             self.content.customDirList.addItem(item)
  92             search_dir_list = qvariant_converter.getStringList(QApplication.instance().settings.value("search_dir_list"))
  93             search_dir_list = set(search_dir_list + [directory])
  94             QApplication.instance().settings.setValue(QString("search_dir_list"), qvariant_converter.convertStringList(list(search_dir_list)))
  95             self._setSearchButton()
  96
  97     def _removeDir(self):
  98         """
  99         Slot called when the user removes a dir.
 100         """
 101         if self.content.customDirList.currentRow() != -1:
 102             item = self.content.customDirList.takeItem(self.content.customDirList.currentRow())
 103             search_dir_list = qvariant_converter.getStringList(QApplication.instance().settings.value(QString("search_dir_list")))
 104             search_dir_list = set(search_dir_list)
 105             search_dir_list.remove(unicode(item.text()))
 106             QApplication.instance().settings.setValue(QString("search_dir_list"), qvariant_converter.convertStringList(list(search_dir_list)))
 107             self._setSearchButton()
 108