From: Ralf Jung Date: Wed, 27 Jun 2012 18:45:25 +0000 (+0200) Subject: Initial commit X-Git-Url: https://git.ralfj.de/lilass.git/commitdiff_plain/b8a3257b112e87352dfc719d4c4da4ab6ae69c30?ds=sidebyside Initial commit --- b8a3257b112e87352dfc719d4c4da4ab6ae69c30 diff --git a/external_screen.py b/external_screen.py new file mode 100755 index 0000000..a8742a3 --- /dev/null +++ b/external_screen.py @@ -0,0 +1,51 @@ +#!/usr/bin/python +import sys, re, subprocess +from PyQt4 import QtGui +from selector_window import PositionSelection +app = QtGui.QApplication(sys.argv) + +def getXrandrInformation(): + p = subprocess.Popen(["xrandr", "-q"], stdout=subprocess.PIPE) + connectors = {} # map of connector names to a list of resolutions + connector = None # current connector + for line in p.stdout: + # new connector? + m = re.search('^([\w]+) connected ', line) + if m is not None: + connector = m.groups()[0] + assert connector not in connectors + connectors[connector] = [] + continue + # new resolution? + m = re.search('^ ([\d]+x[\d]+) +', line) + if m is not None: + assert connector is not None + connectors[connector].append(int(m.groups()[0])) + return connectors + +# Check screen setup +internalName = "LVDS" +externalName = "CRT1" +connectors = getXrandrInformation() +internalResolutions = connectors[internalName] # there must be a screen assoicated to the internal connector +externalResolutions = connectors.get(externalName) + +# Check what to do +internalArgs = ["--mode", internalResolutions[0]] # there must be a resolution for the internal screen +externalArgs = ["--off"] +if externalResolutions is not None: # we need to ask what to do + extPosition = PositionSelection(externalResolutions) + extPosition.exec_() + if not extPosition.result(): sys.exit(1) # the user canceled + # build command-line + externalArgs = ["--mode", extPosition.resolution] # we definitely want an external screen + if extPosition.position == PositionSelection.EXTERNAL_ONLY: + internalArgs = ["--off"] + elif extPosition.position == PositionSelection.LEFT: + externalArgs += ["--left-of", internalName] + else: + externalArgs += ["--right-of", internalName] +# and do it +args = ["--output", internalName] + internalArgs + ["--output", externalName] + externalArgs +print args +subprocess.check_call(["xrandr"] + args) diff --git a/selector_window.py b/selector_window.py new file mode 100644 index 0000000..47fb831 --- /dev/null +++ b/selector_window.py @@ -0,0 +1,60 @@ +#!/usr/bin/python +from PyQt4 import QtGui + +class PositionSelection(QtGui.QDialog): + LEFT = 10 + RIGHT = 20 + EXTERNAL_ONLY = 30 + + def __init__(self, resolutions): + super(PositionSelection, self).__init__() + + mainBox = QtGui.QVBoxLayout() + posBox = QtGui.QHBoxLayout() + resBox = QtGui.QHBoxLayout() + + # First row: Resolution selection + mainBox.addLayout(resBox) + resBox.addWidget(QtGui.QLabel('Select the resolution of the external screen:')) + self.resolutions = QtGui.QComboBox(self) + for res in resolutions: + self.resolutions.addItem(res) + self.resolutions.setCurrentIndex(0) # select first resolution + resBox.addWidget(self.resolutions) + + # Next two rows: Position selection + mainBox.addWidget(QtGui.QLabel('Select the position of the external screen relative to the internal one:')) + mainBox.addLayout(posBox) + + btn = QtGui.QPushButton('Left', self) + btn.clicked.connect(self.left) + posBox.addWidget(btn) + + btn = QtGui.QPushButton('Right', self) + btn.clicked.connect(self.right) + btn.setFocus() + posBox.addWidget(btn) + + btn = QtGui.QPushButton('External only', self) + btn.clicked.connect(self.externalOnly) + posBox.addWidget(btn) + + # Finalization + self.setLayout(mainBox) + self.setWindowTitle('External screen setup') + + def accept(self): + self.resolution = str(self.resolutions.currentText()) + super(PositionSelection, self).accept() + + def left(self): + self.position = PositionSelection.LEFT + self.accept() + + def right(self): + self.position = PositionSelection.RIGHT + self.accept() + + def externalOnly(self): + self.position = PositionSelection.EXTERNAL_ONLY + self.accept()