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 #
  32 # Author: Lorenzo Berni <duplo@develer.com>
  33 #
  34
  35 import os
  36
  37 from PyQt4.QtCore import *
  38 from PyQt4.QtGui import *
  39
  40 from BWizardPage import BWizardPage
  41
  42 from BCpuPage import BCpuPage
  43
  44 import const
  45 import qvariant_converter
  46 from bertos_utils import presetList, _cmp
  47
  48 class BBoardPage(BWizardPage):
  49     """
  50     Initial page of the alternative route. Permit to select one of the
  51     predefined projects for supported board.
  52     """
  53
  54     def __init__(self):
  55         BWizardPage.__init__(self, const.UI_LOCATION + "/board_select.ui")
  56         self.setTitle(self.tr("Select your development board"))
  57
  58     ## Overloaded QWizardPage methods ##
  59
  60     def isComplete(self):
  61         """
  62         Overload of the QWizardPage isComplete method.
  63         """
  64         if self.selected:
  65             preset_path = qvariant_converter.getDict(self.selected.data(Qt.UserRole))
  66             preset_path = qvariant_converter.getStringDict(preset_path["info"])
  67             preset_path = preset_path["path"]
  68             self.setProjectInfo("PROJECT_BOARD", preset_path)
  69             self.setProjectInfo("PROJECT_FROM_PRESET", True)
  70             self.setProjectInfo("PRESET_LOADED", False)
  71             return True
  72         else:
  73             return False
  74
  75     def nextId(self):
  76         wizard = self.wizard()
  77         if not self.projectInfo("PROJECT_FROM_PRESET"):
  78             return wizard.pageIndex(BCpuPage)
  79         else:
  80             return QWizardPage.nextId(self)
  81
  82     ####
  83
  84     ## Overloaded BWizardPage methods ##
  85
  86     def setupUi(self):
  87         """
  88         Overload of the BWizardPage setupUi method.
  89         """
  90         pass
  91
  92     def connectSignals(self):
  93         """
  94         Overload of the BWizardPage connectSignals method.
  95         """
  96         self.connect(self.pageContent.boardList, SIGNAL("currentItemChanged(QListWidgetItem*,QListWidgetItem*)"), self.updateUi)
  97         self.connect(self.pageContent.boardList, SIGNAL("currentItemChanged(QListWidgetItem*,QListWidgetItem*)"), self, SIGNAL("completeChanged()"))
  98         self.connect(self.pageContent.customButton, SIGNAL("clicked()"), self.customButtonClicked)
  99
 100     def reloadData(self, previous_id=None):
 101         """
 102         Overload of the BWizardPage reloadData method.
 103         """
 104         self.project.loadProjectPresets()
 105         preset_list = self.projectInfo("PRESET_TREE")
 106         preset_list = preset_list["children"]
 107         preset_list = sorted(preset_list.values(), _cmp)
 108         self.setItems(preset_list)
 109         project_from_preset = self.projectInfo("PROJECT_FROM_PRESET")
 110         project_board = self.projectInfo("PROJECT_BOARD")
 111         if not (project_from_preset and project_board):
 112             self.pageContent.boardList.setCurrentRow(0)
 113
 114     ####
 115
 116     ## Slots ##
 117
 118     def updateUi(self):
 119         if self.selected:
 120             info_dict = qvariant_converter.getDict(self.selected.data(Qt.UserRole))
 121             info_dict = qvariant_converter.getStringDict(info_dict["info"])
 122             description = info_dict.get("description", "")
 123             path = unicode(QUrl.fromLocalFile(info_dict["path"]).toString())
 124             description = description.replace("$path", path)
 125             self.pageContent.descriptionArea.setHtml(description)
 126
 127     def customButtonClicked(self):
 128         self.setProjectInfo("PROJECT_FROM_PRESET", False)
 129         self.wizard().next()
 130
 131     ####
 132
 133     def setItems(self, preset_list):
 134         self.pageContent.boardList.clear()
 135         selected_board = self.projectInfo("PROJECT_BOARD")
 136         for item_data in preset_list:
 137             item_name = item_data["info"].get("name", item_data["info"]["filename"])
 138             item_icon = os.path.join(item_data["info"]["path"], const.PREDEFINED_BOARD_ICON_FILE)
 139             if not os.path.exists(item_icon):
 140                 item_icon = const.PREDEFINED_BOARD_DEFAULT_ICON
 141             item = QListWidgetItem(QIcon(item_icon), item_name)
 142             item.setData(Qt.UserRole, qvariant_converter.convertDict(item_data))
 143             self.pageContent.boardList.addItem(item)
 144             if selected_board and selected_board == item_data["info"]["path"]:
 145                 self.pageContent.boardList.setCurrentItem(item)
 146
 147     @property
 148     def selected(self):
 149         return self.pageContent.boardList.currentItem()