qt_dialogue.py

   1 # DSL - easy Display Setup for Laptops
   2 # Copyright (C) 2012 Ralf Jung <post@ralfj.de>
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program (gpl.txt); if not, write to the Free Software
  16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  17 from dsl import RelativeScreenPosition
  18 from PyQt4 import QtCore, QtGui
  19
  20 def makeLayout(layout, members):
  21         for m in members:
  22                 if isinstance(m, QtGui.QLayout):
  23                         layout.addLayout(m)
  24                 else:
  25                         layout.addWidget(m)
  26         return layout
  27
  28 class PositionSelection(QtGui.QDialog):
  29         def __init__(self, externalName, internalResolutions, externalResolutions):
  30                 # set up main window
  31                 super(PositionSelection, self).__init__()
  32                 self.setWindowTitle('External screen setup (connector: %s)' % externalName)
  33
  34                 # position selection
  35                 posBox = QtGui.QGroupBox('Position of external screen', self)
  36                 self.posLeft = QtGui.QRadioButton('Left of internal screen', posBox)
  37                 self.posRight = QtGui.QRadioButton('Right of internal screen', posBox)
  38                 self.posRight.setChecked(True)
  39                 self.posRight.setFocus()
  40                 self.extOnly = QtGui.QRadioButton('Use external screen exclusively', posBox)
  41                 posBox.setLayout(makeLayout(QtGui.QVBoxLayout(), [self.posLeft, self.posRight, self.extOnly]))
  42
  43                 # primary screen
  44                 primBox = QtGui.QGroupBox('Which should be the primary screen?', self)
  45                 self.extOnly.toggled.connect(primBox.setDisabled) # disable the box if there's just one screen in use
  46                 self.primExt = QtGui.QRadioButton('The external screen', primBox)
  47                 self.primInt = QtGui.QRadioButton('The internal screen', primBox)
  48                 self.primInt.setChecked(True)
  49                 primBox.setLayout(makeLayout(QtGui.QVBoxLayout(), [self.primExt, self.primInt]))
  50
  51                 # resolution selection
  52                 resBox = QtGui.QGroupBox('Screen resolutions', self)
  53                 extResLabel = QtGui.QLabel('Resolution of external screen:', resBox)
  54                 self.extResolutions = QtGui.QComboBox(resBox)
  55                 for res in externalResolutions:
  56                         self.extResolutions.addItem(res)
  57                 self.extResolutions.setCurrentIndex(0) # select first resolution
  58                 extRow = makeLayout(QtGui.QHBoxLayout(), [extResLabel, self.extResolutions])
  59                 intResLabel = QtGui.QLabel('Resolution of internal screen:', resBox)
  60                 self.extOnly.toggled.connect(intResLabel.setDisabled) # disable the label if there's just one screen in use
  61                 self.intResolutions = QtGui.QComboBox(resBox)
  62                 for res in internalResolutions:
  63                         self.intResolutions.addItem(res)
  64                 self.intResolutions.setCurrentIndex(0) # select first resolution
  65                 self.extOnly.toggled.connect(self.intResolutions.setDisabled) # disable the box if there's just one screen in use
  66                 intRow = makeLayout(QtGui.QHBoxLayout(), [intResLabel, self.intResolutions])
  67                 resBox.setLayout(makeLayout(QtGui.QVBoxLayout(), [extRow, intRow]))
  68
  69                 # last row: buttons
  70                 buttons = QtGui.QDialogButtonBox(QtGui.QDialogButtonBox.Ok | QtGui.QDialogButtonBox.Cancel, QtCore.Qt.Horizontal, self)
  71                 buttons.accepted.connect(self.accept)
  72                 buttons.rejected.connect(self.reject)
  73
  74                 # add them all to the window
  75                 self.setLayout(makeLayout(QtGui.QVBoxLayout(), [posBox, primBox, resBox, buttons]))
  76
  77         def run(self):
  78                 self.exec_()
  79                 return True if self.result() else False
  80
  81         def getRelativeScreenPosition(self):
  82                 if self.posLeft.isChecked():
  83                         return RelativeScreenPosition.LEFT
  84                 elif self.posRight.isChecked():
  85                         return RelativeScreenPosition.RIGHT
  86                 else:
  87                         return RelativeScreenPosition.EXTERNAL_ONLY
  88
  89         def getIntResolutionIndex(self):
  90                 return self.intResolutions.currentIndex()
  91
  92         def getExtResolutionIndex(self):
  93                 return self.extResolutions.currentIndex()
  94
  95         def externalIsPrimary(self):
  96                 return self.primExt.isChecked()