selector_window.py

   1 #!/usr/bin/python
   2 from PyQt4 import QtCore, QtGui
   3
   4 def makeLayout(layout, members):
   5         for m in members:
   6                 if isinstance(m, QtGui.QLayout):
   7                         layout.addLayout(m)
   8                 else:
   9                         layout.addWidget(m)
  10         return layout
  11
  12 class PositionSelection(QtGui.QDialog):
  13         LEFT = 10
  14         RIGHT = 20
  15         EXTERNAL_ONLY = 30
  16
  17         def __init__(self, internalResolutions, externalResolutions):
  18                 # set up main window
  19                 super(PositionSelection, self).__init__()
  20                 self.setWindowTitle('External screen setup')
  21
  22                 # position selection
  23                 posBox = QtGui.QGroupBox('Position of external screen', self)
  24                 self.posLeft = QtGui.QRadioButton('Left of internal screen', posBox)
  25                 self.posRight = QtGui.QRadioButton('Right of internal screen', posBox)
  26                 self.posRight.setChecked(True)
  27                 self.posRight.setFocus()
  28                 self.extOnly = QtGui.QRadioButton('Use external screen exclusively', posBox)
  29                 posBox.setLayout(makeLayout(QtGui.QVBoxLayout(), [self.posLeft, self.posRight, self.extOnly]))
  30
  31                 # primary screen
  32                 primBox = QtGui.QGroupBox('Which should be the primary screen?', self)
  33                 self.extOnly.toggled.connect(primBox.setDisabled) # disable the box if there's just one screen in use
  34                 self.primExt = QtGui.QRadioButton('The external screen', primBox)
  35                 self.primInt = QtGui.QRadioButton('The internal screen', primBox)
  36                 self.primInt.setChecked(True)
  37                 primBox.setLayout(makeLayout(QtGui.QVBoxLayout(), [self.primExt, self.primInt]))
  38
  39                 # resolution selection
  40                 resBox = QtGui.QGroupBox('Screen resolutions', self)
  41                 extResLabel = QtGui.QLabel('Resolution of external screen:', resBox)
  42                 self.extResolutions = QtGui.QComboBox(resBox)
  43                 for res in externalResolutions:
  44                         self.extResolutions.addItem(res)
  45                 self.extResolutions.setCurrentIndex(0) # select first resolution
  46                 extRow = makeLayout(QtGui.QHBoxLayout(), [extResLabel, self.extResolutions])
  47                 intResLabel = QtGui.QLabel('Resolution of internal screen:', resBox)
  48                 self.extOnly.toggled.connect(intResLabel.setDisabled) # disable the label if there's just one screen in use
  49                 self.intResolutions = QtGui.QComboBox(resBox)
  50                 for res in internalResolutions:
  51                         self.intResolutions.addItem(res)
  52                 self.intResolutions.setCurrentIndex(0) # select first resolution
  53                 self.extOnly.toggled.connect(self.intResolutions.setDisabled) # disable the box if there's just one screen in use
  54                 intRow = makeLayout(QtGui.QHBoxLayout(), [intResLabel, self.intResolutions])
  55                 resBox.setLayout(makeLayout(QtGui.QVBoxLayout(), [extRow, intRow]))
  56
  57                 # last row: buttons
  58                 buttons = QtGui.QDialogButtonBox(QtGui.QDialogButtonBox.Ok | QtGui.QDialogButtonBox.Cancel, QtCore.Qt.Horizontal, self)
  59                 buttons.accepted.connect(self.accept)
  60                 buttons.rejected.connect(self.reject)
  61
  62                 # add them all to the window
  63                 self.setLayout(makeLayout(QtGui.QVBoxLayout(), [posBox, primBox, resBox, buttons]))