sface/screens/configscreen.py

   1
   2 from PyQt4.QtCore import *
   3 from PyQt4.QtGui import *
   4
   5 from sface.config import config
   6 from sface.screens.sfascreen import SfaScreen
   7
   8 class ConfigWidget(QWidget):
   9     def __init__(self, parent):
  10         QWidget.__init__(self, parent)
  11
  12         glayout = QGridLayout()
  13         row = 0
  14         for (field,msg) in config.field_labels():
  15             # edit : text or checkbox
  16             default=config.field_default(field)
  17             if isinstance(default,bool):
  18                 edit=QCheckBox(msg)
  19                 if config.is_true(config.get(field)):
  20                     edit.setCheckState(Qt.Checked)
  21             else:
  22                 edit=QLineEdit(config.get(field), self)
  23                 edit.setAttribute(Qt.WA_MacShowFocusRect, 0)
  24             setattr(self,field,edit)
  25
  26             glayout.addWidget(QLabel(msg+":",self), row, 0)
  27             glayout.addWidget(edit, row, 1)
  28
  29             row += 1
  30
  31         hlayout = QHBoxLayout()
  32         hlayout.addStretch()
  33         for (action,label) in [('apply','Apply'),
  34                                ('save','Apply && Save')]:
  35             button=QPushButton(label, self)
  36             button.setSizePolicy(QSizePolicy.Maximum, QSizePolicy.Maximum)
  37             hlayout.addWidget(button, 0, Qt.AlignRight)
  38             hlayout.addSpacing(10)
  39             self.connect(button, SIGNAL('clicked()'), getattr(self,action))
  40
  41         layout = QVBoxLayout()
  42         layout.addLayout(glayout)
  43         layout.addLayout(hlayout)
  44         layout.addStretch()
  45         self.setLayout(layout)
  46
  47
  48     def apply(self):
  49         for field in config.fields():
  50             widget=getattr(self,field)
  51             if isinstance(widget,QCheckBox):
  52                 if widget.checkState() == Qt.Checked:
  53                     config.set(field, True)
  54                 else:
  55                     config.set(field, False)
  56             else:
  57                 config.set(field, str(widget.text()))
  58
  59         self.parent().setStatus("<font color='green'>Settings loaded for current session</font>", timeout=5000)
  60         config.display("after apply")
  61
  62         self.parent().signalAll('configurationChanged')
  63
  64
  65     def save(self):
  66         self.apply()
  67         config.save_config()
  68         self.parent().setStatus("<font color='green'>Configuration saved in %s !</font>"%config.filename(), timeout=5000)
  69
  70 class ConfigScreen(SfaScreen):
  71     def __init__(self, parent):
  72         SfaScreen.__init__(self, parent)
  73
  74         widget = ConfigWidget(self)
  75         self.init(widget, "Configure", "Configure the OneLab Federation GUI")
  76