Files
piper/ratbag.py
2016-02-24 17:39:27 +10:00

282 lines
8.0 KiB
Python

#!/usr/bin/python3
# vim: set expandtab shiftwidth=4 tabstop=4
from gi.repository import GLib
from gi.repository import Gio
class RatbagDBusUnavailable(BaseException):
pass
class RatbagDBus(object):
def __init__(self, interface, object_path):
self._dbus = Gio.bus_get_sync(Gio.BusType.SYSTEM, None)
self._proxy = Gio.DBusProxy.new_sync(self._dbus,
Gio.DBusProxyFlags.NONE,
None,
'org.freedesktop.ratbag1',
object_path,
'org.freedesktop.ratbag1.{}'.format(interface),
None)
if self._proxy.get_name_owner() == None:
raise RatbagDBusUnavailable()
def property(self, property):
p = self._proxy.get_cached_property(property)
if p != None:
return p.unpack()
return p
def call(self, method, type, *value):
val = GLib.Variant("({})".format(type), value )
self._proxy.call_sync(method, val, Gio.DBusCallFlags.NO_AUTO_START, 500, None)
class Ratbag(RatbagDBus):
"""
Represents a libratbag instance over dbus.
"""
def __init__(self):
RatbagDBus.__init__(self, "Manager", '/org/freedesktop/ratbag1')
self._devices = []
result = self.property("Devices")
if result != None:
self._devices = [RatbagDevice(objpath) for objpath in result]
@property
def devices(self):
return self._devices
class RatbagDevice(RatbagDBus):
"""
Represents a libratbag device
"""
def __init__(self, object_path):
RatbagDBus.__init__(self, "Device", object_path)
self._devnode = self.property("Id")
self._description = self.property("Description")
self._svg = self.property("Svg")
self._profiles = []
self._active_profile = -1
result = self.property("Profiles")
if result != None:
self._profiles = [RatbagProfile(objpath) for objpath in result]
self._active_profile = self.property("ActiveProfile")
self._caps = { "CapSwitchableResolution" : False,
"CapSwitchableProfile" : False,
"CapButtonKeys" : False,
"CapButtonMacros" : False,
"CapDefaultProfile" : False,
}
for k in self._caps.keys():
self._caps[k] = self.property(k)
@property
def profiles(self):
return self._profiles
@property
def description(self):
return self._description
@property
def svg(self):
return self._svg
@property
def devnode(self):
return self._devnode
@property
def active_profile(self):
if self._active_profile == -1:
return None
return self._profiles[self._active_profile]
@property
def has_cap_switchable_resolution(self):
return self._caps["CapSwitchableResolution"]
@property
def has_cap_switchable_profile(self):
return self._caps["CapSwitchableProfile"]
@property
def has_cap_button_keys(self):
return self._caps["CapButtonKeys"]
@property
def has_cap_button_macros(self):
return self._caps["CapButtonMacros"]
@property
def has_cap_default_macros(self):
return self._caps["CapDefaultProfile"]
def __eq__(self, other):
return other and self._objpath == other._objpath
class RatbagProfile(RatbagDBus):
"""
Represents a ratbag profile
"""
def __init__(self, object_path):
RatbagDBus.__init__(self, "Profile", object_path)
self._objpath = object_path
self._index = self.property("Index")
self._resolutions = []
self._active_resolution_idx = -1
self._default_resolution_idx = -1
self._buttons = []
result = self.property("Resolutions")
if result != None:
self._resolutions = [RatbagResolution(objpath) for objpath in result]
self._active_resolution_idx = self.property("ActiveResolution")
self._default_resolution_idx = self.property("DefaultResolution")
result = self.property("Buttons")
if result != None:
self._buttons = [RatbagButton(objpath) for objpath in result]
@property
def index(self):
return self._index
@property
def resolutions(self):
return self._resolutions
@property
def active_resolution(self):
if self._active_resolution_idx == -1:
return None
return self._resolutions[self._active_resolution_idx]
@property
def default_resolution(self):
if self._default_resolution_idx == -1:
return None
return self._resolutions[self._default_resolution_idx]
@property
def buttons(self):
return self._buttons
def __eq__(self, other):
return self._objpath == other._objpath
class RatbagResolution(RatbagDBus):
"""
Represents a libratbag resolution
"""
def __init__(self, object_path):
RatbagDBus.__init__(self, "Resolution", object_path)
self._index = self.property("Index")
self._xres = self.property("XResolution")
self._yres = self.property("YResolution")
self._rate = self.property("ReportRate")
self._caps = { "CapIndividualReportRate" : False,
"CapSeparateXYResolution" : False,
}
for k in self._caps.keys():
self._caps[k] = self.property(k)
@property
def resolution(self):
"""Returns the tuple (xres, yres) with each resolution in DPI"""
return (self._xres, self._yres)
@resolution.setter
def resolution(self, res):
return self.call("SetResolution", "uu", *res)
@property
def report_rate(self):
return self._rate
@report_rate.setter
def report_rate(self, rate):
return self.call("SetReportRate", "u", rate)
@property
def has_cap_individual_report_rate(self):
return self._caps["CapIndividualReportRate"]
@property
def has_cap_separate_xy_resolution(self):
return self._caps["CapSeparateXYResolution"]
def __eq__(self, other):
return self._objpath == other._objpath
class RatbagButton(RatbagDBus):
"""
Represents a libratbag button
"""
def __init__(self, object_path):
RatbagDBus.__init__(self, "Button", object_path)
self._index = self.property("Index")
self._button = self.property("ButtonMapping")
@property
def index(self):
return self._index
@property
def button_type(self):
return self.property("Type")
@property
def action_type(self):
return self.property("ActionType")
@property
def special(self):
self._special = self.property("SpecialMapping")
return self._special
@special.setter
def special(self, special):
return self.call("SetSpecialMapping", "s", special)
@property
def key(self):
self._key = self.property("KeyMapping")
return self._key
@key.setter
def key(self, key, modifiers):
return self.call("SetKeyMapping", "au", [key].append(modifiers))
@property
def button(self):
self._button = self.property("ButtonMapping")
return self._button
@button.setter
def button(self, button):
return self.call("SetButtonMapping", "u", button)
def disable(self):
return self.call("Disable", "")
def print_all_devices(ratbag):
for d in ratbag.devices:
print("Device on {}: {}".format(d.devnode, d.description))
for i, p in enumerate(d.profiles):
print(" Profile {}:".format(i))
for j, r in enumerate(p.resolutions):
print(" Resolution {}: {}x{}dpi at {}Hz".format(j,
r.resolution[0], r.resolution[1], r.report_rate))
def main():
r = Ratbag()
print_all_devices(r)
if __name__ == '__main__':
main()