def apply_output_config(self):
"""Used for instantly applying RandR 1.2 changes"""
xrandr._check_required_version((1,2))
self._arrange_outputs()
self._calculate_size()
# Assign all active outputs to crtcs
for output in self.outputs.values():
if not output._mode or output._crtc: continue
for crtc in output.get_crtcs():
if crtc and crtc.supports_output(output):
crtc.add_output(output)
output._changes = output._changes | xrandr.CHANGES_CRTC
break
if not output._crtc:
#FIXME: Take a look at the pick_crtc code in xrandr.c
raise RRError("There is no matching crtc for the output")
# Disable any crtcs whose size won't fit the new one
for crtc in self.crtcs:
if not crtc.fits_size(self._width, self._height):
crtc.disable()
self.set_size(self._width, self._height,
self._width_mm, self._height_mm)
# Apply stored changes of crtcs
for crtc in self.crtcs:
if crtc.has_changed():
crtc.apply_changes()
def apply_output_config(self):
"""Used for instantly applying RandR 1.2 changes"""
xrandr._check_required_version((1,2))
self._arrange_outputs()
self._calculate_size()
# Assign all active outputs to crtcs
for output in self.outputs.values():
if not output._mode or output._crtc: continue
for crtc in output.get_crtcs():
if crtc and crtc.supports_output(output):
crtc.add_output(output)
output._changes = output._changes | xrandr.CHANGES_CRTC
break
if not output._crtc:
#FIXME: Take a look at the pick_crtc code in xrandr.c
raise RRError("There is no matching crtc for the output")
# Apply stored changes of crtcs
for crtc in self.crtcs:
if crtc.has_changed():
crtc.apply_changes()
# Seems that this line should go here, because:
# "All active monitors must be configured to display a
# subset of the specified size, else a Match error results."
# (from XrandR protocol specification,
# http://cgit.freedesktop.org/xorg/proto/randrproto/tree/randrproto.txt)
self.set_size(self._width, self._height,
self._width_mm, self._height_mm)
def set_size(self, width, height, width_mm, height_mm):
"""Apply the given pixel and physical size to the screen"""
xrandr._check_required_version((1, 2))
# Check if we really need to apply the changes
if (width, height, width_mm, height_mm) == self.get_size(): return
rr.XRRSetScreenSize(self._display, self._root, c_int(width),
c_int(height), c_int(width_mm), c_int(height_mm))
def get_current_rotation(self):
"""Returns the currently used rotation. Can be RR_ROTATE_0,
RR_ROTATE_90, RR_ROTATE_180 or RR_ROTATE_270"""
xrandr._check_required_version((1,0))
current = c_ushort()
rotations = rr.XRRConfigRotations(self._config, byref(current))
return current.value
def get_current_rotation(self):
"""Returns the currently used rotation. Can be RR_ROTATE_0,
RR_ROTATE_90, RR_ROTATE_180 or RR_ROTATE_270"""
xrandr._check_required_version((1,0))
current = c_ushort()
rotations = rr.XRRConfigRotations(self._config, byref(current))
return current.value
def apply_config(self):
"""Used for instantly applying RandR 1.0 changes"""
xrandr._check_required_version((1, 0))
status = rr.XRRSetScreenConfigAndRate(self._display, self._config,
self._root, self._size_index,
self._rotation, self._rate,
self.get_timestamp())
def get_current_size_index(self):
"""Returns the position of the currently used resolution size in the
list of available resolutions. See get_available_sizes"""
xrandr._check_required_version((1, 0))
rotation = c_ushort()
size = rr.XRRConfigCurrentConfiguration(self._config, byref(rotation))
return size
def set_config(self, size_index, rate, rotation):
"""Configures the screen with the given resolution at the given size
index, rotation and refresh rate. To get in effect call
Screen.apply_config()"""
xrandr._check_required_version((1,0))
self.set_size_index(size_index)
self.set_refresh_rate(rate)
self.set_rotation(rotation)
def get_current_size_index(self):
"""Returns the position of the currently used resolution size in the
list of available resolutions. See get_available_sizes"""
xrandr._check_required_version((1,0))
rotation = c_ushort()
size = rr.XRRConfigCurrentConfiguration(self._config,
byref(rotation))
return size
def set_config(self, size_index, rate, rotation):
"""Configures the screen with the given resolution at the given size
index, rotation and refresh rate. To get in effect call
Screen.apply_config()"""
xrandr._check_required_version((1,0))
self.set_size_index(size_index)
self.set_refresh_rate(rate)
self.set_rotation(rotation)
def set_size(self, width, height, width_mm, height_mm):
"""Apply the given pixel and physical size to the screen"""
xrandr._check_required_version((1,2))
# Check if we really need to apply the changes
if (width, height, width_mm, height_mm) == self.get_size(): return
rr.XRRSetScreenSize(self._display, self._root,
c_int(width), c_int(height),
c_int(width_mm), c_int(height_mm))
def apply_config(self):
"""Used for instantly applying RandR 1.0 changes"""
xrandr._check_required_version((1,0))
status = rr.XRRSetScreenConfigAndRate(self._display,
self._config,
self._root,
self._size_index,
self._rotation,
self._rate,
self.get_timestamp())
def get_available_sizes(self):
"""Returns the available resolution sizes of the screen. The size
index points to the corresponding resolution of this list"""
xrandr._check_required_version((1,0))
sizes = []
nsizes = c_int()
xcs = rr.XRRConfigSizes
xcs.restype = POINTER(_XRRScreenSize)
_sizes = xcs(self._config, byref(nsizes))
for r in range(nsizes.value):
sizes.append(_sizes[r])
return sizes
def get_available_rates_for_size_index(self, size_index):
"""Returns the refresh rates that are supported by the screen for
the given resolution. See get_available_sizes for the resolution to
which size_index points"""
xrandr._check_required_version((1,0))
rates = []
nrates = c_int()
rr.XRRConfigRates.restype = POINTER(c_ushort)
_rates = rr.XRRConfigRates(self._config, size_index, byref(nrates))
for r in range(nrates.value):
rates.append(_rates[r])
return rates
def get_available_sizes(self):
"""Returns the available resolution sizes of the screen. The size
index points to the corresponding resolution of this list"""
xrandr._check_required_version((1,0))
sizes = []
nsizes = c_int()
xcs = rr.XRRConfigSizes
xcs.restype = POINTER(_XRRScreenSize)
_sizes = xcs(self._config, byref(nsizes))
for r in range(nsizes.value):
sizes.append(_sizes[r])
return sizes
def get_available_rates_for_size_index(self, size_index):
"""Returns the refresh rates that are supported by the screen for
the given resolution. See get_available_sizes for the resolution to
which size_index points"""
xrandr._check_required_version((1,0))
rates = []
nrates = c_int()
rr.XRRConfigRates.restype = POINTER(c_ushort)
_rates = rr.XRRConfigRates(self._config, size_index, byref(nrates))
for r in range(nrates.value):
rates.append(_rates[r])
return rates
def apply_output_config(self):
"""Used for instantly applying RandR 1.2 changes"""
xrandr._check_required_version((1,2))
self._arrange_outputs()
self._calculate_size()
self.set_size(self._width, self._height,
self._width_mm, self._height_mm)
# Assign all active outputs to crtcs
for output in self.outputs.values():
if not output._mode or output._crtc: continue
for crtc in output.get_crtcs():
if crtc and crtc.supports_output(output):
crtc.add_output(output)
output._changes = output._changes | xrandr.CHANGES_CRTC
break
if not output._crtc:
#FIXME: Take a look at the pick_crtc code in xrandr.c
raise RRError("There is no matching crtc for the output")
# Apply stored changes of crtcs
for crtc in self.crtcs:
if crtc.has_changed():
crtc.apply_changes()
def get_output_names(self):
xrandr._check_required_version((1,2))
return self.outputs.keys()
def get_outputs(self):
"""Returns the outputs of the screen"""
xrandr._check_required_version((1,2))
return self.outputs.values()
def print_info(self, verbose=False):
"""Prints some information about the detected screen and its outputs"""
xrandr._check_required_version((1,0))
print "Screen %s: minimum %s x %s, current %s x %s, maximum %s x %s" %\
(self._screen,
self._width_min, self._height_min,
self._width, self._height,
self._width_max, self._height_max)
print " %smm x %smm" % (self._width_mm, self._height_mm)
print "Crtcs: %s" % len(self.crtcs)
if verbose:
print "Modes (%s):" % self._resources.contents.nmode
modes = self._resources.contents.modes
for i in range(self._resources.contents.nmode):
print " %s - %sx%s" % (modes[i].name,
modes[i].width,
modes[i].height)
i = 0
print "Sizes @ Refresh Rates:"
for s in self.get_available_sizes():
print " [%s] %s x %s @ %s" % (i, s.width, s.height,
self.get_available_rates_for_size_index(i))
i += 1
print "Rotations:",
rots = self.get_available_rotations()
if rots & xrandr.RR_ROTATE_0: print "normal",
if rots & xrandr.RR_ROTATE_90: print "right",
if rots & xrandr.RR_ROTATE_180: print "inverted",
if rots & xrandr.RR_ROTATE_270: print "left",
print ""
print "Outputs:"
for o in self.outputs.keys():
output = self.outputs[o]
print " %s" % o,
if output.is_connected():
print "(%smm x %smm)" % (output.get_physical_width(),
output.get_physical_height())
modes = output.get_available_modes()
print " Modes:"
for m in range(len(modes)):
mode = modes[m]
refresh = mode.dotClock / (mode.hTotal * mode.vTotal)
print " [%s] %s x %s @ %s" % (m,
mode.width,
mode.height,
refresh),
if mode.id == output._mode:
print "*",
if m == output.get_preferred_mode():
print "(preferred)",
print ""
print " Rotations:",
rots = output.get_available_rotations()
if rots & xrandr.RR_ROTATE_0: print "normal",
if rots & xrandr.RR_ROTATE_90: print "right",
if rots & xrandr.RR_ROTATE_180: print "inverted",
if rots & xrandr.RR_ROTATE_270: print "left",
print ""
else:
print "(not connected)"
if verbose:
print " Core properties:"
for (f,t) in output._info.contents._fields_:
print " %s: %s" % (f,
getattr(output._info.contents, f))
def get_available_rotations(self):
"""Returns a binary flag that holds the available resolutions"""
xrandr._check_required_version((1,0))
current = c_ushort()
rotations = rr.XRRConfigRotations(self._config, byref(current))
return rotations
def get_available_rotations(self):
"""Returns a binary flag that holds the available resolutions"""
xrandr._check_required_version((1,0))
current = c_ushort()
rotations = rr.XRRConfigRotations(self._config, byref(current))
return rotations
def get_current_rate(self):
"""Returns the currently used refresh rate"""
xrandr._check_required_version((1,0))
xccr = rr.XRRConfigCurrentRate
xccr.restype = c_int
return xccr(self._config)
def print_info(self, verbose=False):
"""Prints some information about the detected screen and its outputs"""
xrandr._check_required_version((1,0))
print "Screen %s: minimum %s x %s, current %s x %s, maximum %s x %s" %\
(self._screen,
self._width_min, self._height_min,
self._width, self._height,
self._width_max, self._height_max)
print " %smm x %smm" % (self._width_mm, self._height_mm)
print "Crtcs: %s" % len(self.crtcs)
if verbose:
print "Modes (%s):" % self._resources.contents.nmode
modes = self._resources.contents.modes
for i in range(self._resources.contents.nmode):
print " %s - %sx%s" % (modes[i].name,
modes[i].width,
modes[i].height)
i = 0
print "Sizes @ Refresh Rates:"
for s in self.get_available_sizes():
print " [%s] %s x %s @ %s" % (i, s.width, s.height,
self.get_available_rates_for_size_index(i))
i += 1
print "Rotations:",
rots = self.get_available_rotations()
if rots & xrandr.RR_ROTATE_0: print "normal",
if rots & xrandr.RR_ROTATE_90: print "right",
if rots & xrandr.RR_ROTATE_180: print "inverted",
if rots & xrandr.RR_ROTATE_270: print "left",
print ""
print "Outputs:"
for o in self.outputs.keys():
output = self.outputs[o]
print " %s" % o,
if output.is_connected():
print "(%smm x %smm)" % (output.get_physical_width(),
output.get_physical_height())
modes = output.get_available_modes()
print " Modes:"
for m in range(len(modes)):
mode = modes[m]
refresh = mode.dotClock / (mode.hTotal * mode.vTotal)
print " [%s] %s x %s @ %s" % (m,
mode.width,
mode.height,
refresh),
if mode.id == output._mode:
print "*",
if m == output.get_preferred_mode():
print "(preferred)",
print ""
print " Rotations:",
rots = output.get_available_rotations()
if rots & xrandr.RR_ROTATE_0: print "normal",
if rots & xrandr.RR_ROTATE_90: print "right",
if rots & xrandr.RR_ROTATE_180: print "inverted",
if rots & xrandr.RR_ROTATE_270: print "left",
print ""
else:
print "(not connected)"
if verbose:
print " Core properties:"
for (f,t) in output._info.contents._fields_:
print " %s: %s" % (f,
getattr(output._info.contents, f))
def get_outputs(self):
"""Returns the outputs of the screen"""
xrandr._check_required_version((1,2))
return self.outputs.values()
def get_output_names(self):
xrandr._check_required_version((1,2))
return self.outputs.keys()
def get_current_rate(self):
"""Returns the currently used refresh rate"""
xrandr._check_required_version((1,0))
xccr = rr.XRRConfigCurrentRate
xccr.restype = c_int
return xccr(self._config)
