selector_window.py

   1 #!/usr/bin/python
   2 from PyQt4 import QtCore, QtGui
   3
   4 def makeLayout(parent, layout, widgets):
   5         for w in widgets:
   6                 layout.addWidget(w)
   7         parent.setLayout(layout)
   8
   9 class PositionSelection(QtGui.QDialog):
  10         LEFT = 10
  11         RIGHT = 20
  12         EXTERNAL_ONLY = 30
  13
  14         def __init__(self, externalResolutions):
  15                 # set up main window
  16                 super(PositionSelection, self).__init__()
  17                 self.setWindowTitle('External screen setup')
  18
  19                 # first box: position selection
  20                 posBox = QtGui.QGroupBox('Position of external screen', self)
  21                 self.posLeft = QtGui.QRadioButton('Left of internal screen', posBox)
  22                 self.posRight = QtGui.QRadioButton('Right of internal screen', posBox)
  23                 self.posRight.setChecked(True)
  24                 self.posRight.setFocus()
  25                 self.extOnly = QtGui.QRadioButton('Use external screen exclusively', posBox)
  26                 makeLayout(posBox, QtGui.QVBoxLayout(), [self.posLeft, self.posRight, self.extOnly])
  27
  28                 # second box: resolution selection
  29                 resBox = QtGui.QGroupBox('Resolution of external screen', self)
  30                 resLabel = QtGui.QLabel('Select the resolution of the external screen:', resBox)
  31                 self.resolutions = QtGui.QComboBox(resBox)
  32                 for res in externalResolutions:
  33                         self.resolutions.addItem(res)
  34                 self.resolutions.setCurrentIndex(0) # select first resolution
  35                 makeLayout(resBox, QtGui.QHBoxLayout(), [resLabel, self.resolutions])
  36
  37                 # last row: buttons
  38                 buttons = QtGui.QDialogButtonBox(QtGui.QDialogButtonBox.Ok | QtGui.QDialogButtonBox.Cancel, QtCore.Qt.Horizontal, self)
  39                 buttons.accepted.connect(self.accept)
  40                 buttons.rejected.connect(self.reject)
  41
  42                 # add them all to the window
  43                 makeLayout(self, QtGui.QVBoxLayout(), [posBox, resBox, buttons])
  44
  45         def accept(self):
  46                 # store return values
  47                 if self.posLeft.isChecked():
  48                         self.position = PositionSelection.LEFT
  49                 elif self.posRight.isChecked():
  50                         self.position = PositionSelection.RIGHT
  51                 else:
  52                         self.position = PositionSelection.EXTERNAL_ONLY
  53                 self.resolution = str(self.resolutions.currentText())
  54                 # go on with default behaviour
  55                 super(PositionSelection, self).accept()