sface/screens/configscreen.py

   1
   2 from PyQt4.QtCore import SIGNAL, Qt
   3 from PyQt4.QtGui import QWidget, QLabel, QLineEdit, QPushButton, QCheckBox, QVBoxLayout, QSizePolicy
   4
   5 from sface.sficonfig 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         layout = QVBoxLayout()
  13         for (field,msg) in config.field_labels():
  14             # label
  15             layout.addWidget(QLabel(msg,self))
  16             # edit : text or checkbox
  17             default=config.field_default(field)
  18             if isinstance(default,bool):
  19                 edit=QCheckBox(msg)
  20                 edit.setCheckState(config.get(field))
  21             else:
  22                 edit=QLineEdit(config.get(field), self)
  23                 edit.setAttribute(Qt.WA_MacShowFocusRect, 0)
  24             setattr(self,field,edit)
  25             layout.addWidget (edit)
  26
  27         for (action,label) in [('apply','Apply'),
  28                                ('save','Apply & Save')]:
  29             button=QPushButton(label, self)
  30             button.setSizePolicy(QSizePolicy.Maximum, QSizePolicy.Maximum)
  31             layout.addWidget(button, 0, Qt.AlignRight)
  32             layout.addStretch()
  33             self.connect(button, SIGNAL('clicked()'), getattr(self,action))
  34         self.setLayout(layout)
  35
  36
  37     def apply(self):
  38         for field in config.fields():
  39             widget=getattr(self,field)
  40             if isinstance(widget,QCheckBox):
  41                 config.set(field,widget.checkState())
  42             else:
  43                 config.set(field,str(widget.text()))
  44         self.parent().setStatus("<font color='green'>Settings loaded for current session</font>",timeout=5000)
  45         config.display("after apply")
  46
  47     def save(self):
  48         self.apply()
  49         config.save_config()
  50         self.parent().setStatus("<font color='green'>Configuration saved!</font>", timeout=3000)
  51
  52
  53 class ConfigScreen(SfaScreen):
  54     def __init__(self, parent):
  55         SfaScreen.__init__(self, parent)
  56
  57         widget = ConfigWidget(self)
  58         self.init(widget, "Configure", "Configure the OneLab Federation GUI")