wizard/BBoardPage.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 2010 Develer S.r.l. (http://www.develer.com/)
  30 #
  31 # $Id$
  32 #
  33 # Author: Lorenzo Berni <duplo@develer.com>
  34 #
  35
  36 import os
  37
  38 from PyQt4.QtCore import *
  39 from PyQt4.QtGui import *
  40
  41 from BWizardPage import BWizardPage
  42
  43 from BCpuPage import BCpuPage
  44
  45 import const
  46 import qvariant_converter
  47 from bertos_utils import presetList, _cmp
  48
  49 class BBoardPage(BWizardPage):
  50     """
  51     Initial page of the alternative route. Permit to select one of the
  52     predefined projects for supported board.
  53     """
  54
  55     def __init__(self):
  56         BWizardPage.__init__(self, const.UI_LOCATION + "/board_select.ui")
  57         self.setTitle(self.tr("Select your development board"))
  58
  59     ## Overloaded QWizardPage methods ##
  60
  61     def isComplete(self):
  62         """
  63         Overload of the QWizardPage isComplete method.
  64         """
  65         if self.selected:
  66             preset_path = qvariant_converter.getDict(self.selected.data(Qt.UserRole))
  67             preset_path = qvariant_converter.getStringDict(preset_path["info"])
  68             preset_path = preset_path["path"]
  69             self.setProjectInfo("PROJECT_BOARD", preset_path)
  70             self.setProjectInfo("PROJECT_FROM_PRESET", True)
  71             self.setProjectInfo("PRESET_LOADED", False)
  72             return True
  73         else:
  74             return False
  75
  76     def nextId(self):
  77         wizard = self.wizard()
  78         if not self.projectInfo("PROJECT_FROM_PRESET"):
  79             return wizard.pageIndex(BCpuPage)
  80         else:
  81             return QWizardPage.nextId(self)
  82
  83     ####
  84
  85     ## Overloaded BWizardPage methods ##
  86
  87     def setupUi(self):
  88         """
  89         Overload of the BWizardPage setupUi method.
  90         """
  91         pass
  92
  93     def connectSignals(self):
  94         """
  95         Overload of the BWizardPage connectSignals method.
  96         """
  97         self.connect(self.pageContent.boardList, SIGNAL("currentItemChanged(QListWidgetItem*,QListWidgetItem*)"), self.updateUi)
  98         self.connect(self.pageContent.boardList, SIGNAL("currentItemChanged(QListWidgetItem*,QListWidgetItem*)"), self, SIGNAL("completeChanged()"))
  99         self.connect(self.pageContent.customButton, SIGNAL("clicked()"), self.customButtonClicked)
 100
 101     def reloadData(self):
 102         """
 103         Overload of the BWizardPage reloadData method.
 104         """
 105         self.project.loadProjectPresets()
 106         preset_list = self.projectInfo("PRESET_TREE")
 107         preset_list = preset_list["children"]
 108         preset_list = sorted(preset_list.values(), _cmp)
 109         self.setItems(preset_list)
 110
 111     ####
 112
 113     ## Slots ##
 114
 115     def updateUi(self):
 116         if self.selected:
 117             info_dict = qvariant_converter.getDict(self.selected.data(Qt.UserRole))
 118             info_dict = qvariant_converter.getStringDict(info_dict["info"])
 119             description = info_dict.get("description", "")
 120             path = unicode(QUrl.fromLocalFile(info_dict["path"]).toString())
 121             description = description.replace("$path", path)
 122             self.pageContent.descriptionArea.setHtml(description)
 123
 124     def customButtonClicked(self):
 125         self.setProjectInfo("PROJECT_FROM_PRESET", False)
 126         self.wizard().next()
 127
 128     ####
 129
 130     def setItems(self, preset_list):
 131         self.pageContent.boardList.clear()
 132         selected_board = self.projectInfo("PROJECT_BOARD")
 133         for item_data in preset_list:
 134             item_name = item_data["info"].get("name", item_data["info"]["filename"])
 135             item_icon = os.path.join(item_data["info"]["path"], const.PREDEFINED_BOARD_ICON_FILE)
 136             if not os.path.exists(item_icon):
 137                 item_icon = const.PREDEFINED_BOARD_DEFAULT_ICON
 138             item = QListWidgetItem(QIcon(item_icon), item_name)
 139             item.setData(Qt.UserRole, qvariant_converter.convertDict(item_data))
 140             self.pageContent.boardList.addItem(item)
 141             if selected_board and selected_board == item_data["info"]["path"]:
 142                 self.pageContent.boardList.setCurrentItem(item)
 143
 144     @property
 145     def selected(self):
 146         return self.pageContent.boardList.currentItem()