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# -*- Mode: Python; py-indent-offset: 4 -*-
# vim: tabstop=4 shiftwidth=4 expandtab
#
# Copyright (C) 2009 Johan Dahlin <johan@gnome.org>
# 2010 Simon van der Linden <svdlinden@src.gnome.org>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
# USA
import sys
import warnings
from ..overrides import override, strip_boolean_result
from ..module import get_introspection_module
from gi import PyGIDeprecationWarning, require_version
Gdk = get_introspection_module('Gdk')
__all__ = []
# https://bugzilla.gnome.org/show_bug.cgi?id=673396
try:
require_version("GdkX11", Gdk._version)
from gi.repository import GdkX11
GdkX11 # pyflakes
except (ValueError, ImportError):
pass
class Color(Gdk.Color):
MAX_VALUE = 65535
def __init__(self, red, green, blue):
Gdk.Color.__init__(self)
self.red = red
self.green = green
self.blue = blue
def __eq__(self, other):
return self.equal(other)
def __repr__(self):
return 'Gdk.Color(red=%d, green=%d, blue=%d)' % (self.red, self.green, self.blue)
red_float = property(fget=lambda self: self.red / float(self.MAX_VALUE),
fset=lambda self, v: setattr(self, 'red', int(v * self.MAX_VALUE)))
green_float = property(fget=lambda self: self.green / float(self.MAX_VALUE),
fset=lambda self, v: setattr(self, 'green', int(v * self.MAX_VALUE)))
blue_float = property(fget=lambda self: self.blue / float(self.MAX_VALUE),
fset=lambda self, v: setattr(self, 'blue', int(v * self.MAX_VALUE)))
def to_floats(self):
"""Return (red_float, green_float, blue_float) triple."""
return (self.red_float, self.green_float, self.blue_float)
@staticmethod
def from_floats(red, green, blue):
"""Return a new Color object from red/green/blue values from 0.0 to 1.0."""
return Color(int(red * Color.MAX_VALUE),
int(green * Color.MAX_VALUE),
int(blue * Color.MAX_VALUE))
Color = override(Color)
__all__.append('Color')
if Gdk._version == '3.0':
class RGBA(Gdk.RGBA):
def __init__(self, red=1.0, green=1.0, blue=1.0, alpha=1.0):
Gdk.RGBA.__init__(self)
self.red = red
self.green = green
self.blue = blue
self.alpha = alpha
def __eq__(self, other):
return self.equal(other)
def __repr__(self):
return 'Gdk.RGBA(red=%f, green=%f, blue=%f, alpha=%f)' % (self.red, self.green, self.blue, self.alpha)
def __iter__(self):
"""Iterator which allows easy conversion to tuple and list types."""
yield self.red
yield self.green
yield self.blue
yield self.alpha
def to_color(self):
"""Converts this RGBA into a Color instance which excludes alpha."""
return Color(int(self.red * Color.MAX_VALUE),
int(self.green * Color.MAX_VALUE),
int(self.blue * Color.MAX_VALUE))
@classmethod
def from_color(cls, color):
"""Returns a new RGBA instance given a Color instance."""
return cls(color.red_float, color.green_float, color.blue_float)
RGBA = override(RGBA)
__all__.append('RGBA')
if Gdk._version == '2.0':
class Rectangle(Gdk.Rectangle):
def __init__(self, x, y, width, height):
Gdk.Rectangle.__init__(self)
self.x = x
self.y = y
self.width = width
self.height = height
def __repr__(self):
return 'Gdk.Rectangle(x=%d, y=%d, width=%d, height=%d)' % (self.x, self.y, self.height, self.width)
Rectangle = override(Rectangle)
__all__.append('Rectangle')
else:
# Newer GTK+/gobject-introspection (3.17.x) include GdkRectangle in the
# typelib. See https://bugzilla.gnome.org/show_bug.cgi?id=748832 and
# https://bugzilla.gnome.org/show_bug.cgi?id=748833
if not hasattr(Gdk, 'Rectangle'):
from gi.repository import cairo as _cairo
Rectangle = _cairo.RectangleInt
__all__.append('Rectangle')
else:
# https://bugzilla.gnome.org/show_bug.cgi?id=756364
# These methods used to be functions, keep aliases for backwards compat
rectangle_intersect = Gdk.Rectangle.intersect
rectangle_union = Gdk.Rectangle.union
__all__.append('rectangle_intersect')
__all__.append('rectangle_union')
if Gdk._version == '2.0':
class Drawable(Gdk.Drawable):
def cairo_create(self):
return Gdk.cairo_create(self)
Drawable = override(Drawable)
__all__.append('Drawable')
else:
class Window(Gdk.Window):
def __new__(cls, parent, attributes, attributes_mask):
# Gdk.Window had to be made abstract,
# this override allows using the standard constructor
return Gdk.Window.new(parent, attributes, attributes_mask)
def __init__(self, parent, attributes, attributes_mask):
pass
def cairo_create(self):
return Gdk.cairo_create(self)
Window = override(Window)
__all__.append('Window')
Gdk.EventType._2BUTTON_PRESS = getattr(Gdk.EventType, "2BUTTON_PRESS")
Gdk.EventType._3BUTTON_PRESS = getattr(Gdk.EventType, "3BUTTON_PRESS")
class Event(Gdk.Event):
_UNION_MEMBERS = {
Gdk.EventType.DELETE: 'any',
Gdk.EventType.DESTROY: 'any',
Gdk.EventType.EXPOSE: 'expose',
Gdk.EventType.MOTION_NOTIFY: 'motion',
Gdk.EventType.BUTTON_PRESS: 'button',
Gdk.EventType._2BUTTON_PRESS: 'button',
Gdk.EventType._3BUTTON_PRESS: 'button',
Gdk.EventType.BUTTON_RELEASE: 'button',
Gdk.EventType.KEY_PRESS: 'key',
Gdk.EventType.KEY_RELEASE: 'key',
Gdk.EventType.ENTER_NOTIFY: 'crossing',
Gdk.EventType.LEAVE_NOTIFY: 'crossing',
Gdk.EventType.FOCUS_CHANGE: 'focus_change',
Gdk.EventType.CONFIGURE: 'configure',
Gdk.EventType.MAP: 'any',
Gdk.EventType.UNMAP: 'any',
Gdk.EventType.PROPERTY_NOTIFY: 'property',
Gdk.EventType.SELECTION_CLEAR: 'selection',
Gdk.EventType.SELECTION_REQUEST: 'selection',
Gdk.EventType.SELECTION_NOTIFY: 'selection',
Gdk.EventType.PROXIMITY_IN: 'proximity',
Gdk.EventType.PROXIMITY_OUT: 'proximity',
Gdk.EventType.DRAG_ENTER: 'dnd',
Gdk.EventType.DRAG_LEAVE: 'dnd',
Gdk.EventType.DRAG_MOTION: 'dnd',
Gdk.EventType.DRAG_STATUS: 'dnd',
Gdk.EventType.DROP_START: 'dnd',
Gdk.EventType.DROP_FINISHED: 'dnd',
Gdk.EventType.CLIENT_EVENT: 'client',
Gdk.EventType.VISIBILITY_NOTIFY: 'visibility',
}
if Gdk._version == '2.0':
_UNION_MEMBERS[Gdk.EventType.NO_EXPOSE] = 'no_expose'
if hasattr(Gdk.EventType, 'TOUCH_BEGIN'):
_UNION_MEMBERS.update(
{
Gdk.EventType.TOUCH_BEGIN: 'touch',
Gdk.EventType.TOUCH_UPDATE: 'touch',
Gdk.EventType.TOUCH_END: 'touch',
Gdk.EventType.TOUCH_CANCEL: 'touch',
})
def __getattr__(self, name):
real_event = getattr(self, '_UNION_MEMBERS').get(self.type)
if real_event:
return getattr(getattr(self, real_event), name)
else:
raise AttributeError("'%s' object has no attribute '%s'" % (self.__class__.__name__, name))
def __setattr__(self, name, value):
real_event = getattr(self, '_UNION_MEMBERS').get(self.type)
if real_event:
setattr(getattr(self, real_event), name, value)
else:
Gdk.Event.__setattr__(self, name, value)
def __repr__(self):
base_repr = Gdk.Event.__repr__(self).strip("><")
return "<%s type=%r>" % (base_repr, self.type)
Event = override(Event)
__all__.append('Event')
# manually bind GdkEvent members to GdkEvent
modname = globals()['__name__']
module = sys.modules[modname]
# right now we can't get the type_info from the
# field info so manually list the class names
event_member_classes = ['EventAny',
'EventExpose',
'EventVisibility',
'EventMotion',
'EventButton',
'EventScroll',
'EventKey',
'EventCrossing',
'EventFocus',
'EventConfigure',
'EventProperty',
'EventSelection',
'EventOwnerChange',
'EventProximity',
'EventDND',
'EventWindowState',
'EventSetting',
'EventGrabBroken']
if Gdk._version == '2.0':
event_member_classes.append('EventNoExpose')
if hasattr(Gdk, 'EventTouch'):
event_member_classes.append('EventTouch')
# whitelist all methods that have a success return we want to mask
gsuccess_mask_funcs = ['get_state',
'get_axis',
'get_coords',
'get_root_coords']
for event_class in event_member_classes:
override_class = type(event_class, (getattr(Gdk, event_class),), {})
# add the event methods
for method_info in Gdk.Event.__info__.get_methods():
name = method_info.get_name()
event_method = getattr(Gdk.Event, name)
# python2 we need to use the __func__ attr to avoid internal
# instance checks
event_method = getattr(event_method, '__func__', event_method)
# use the _gsuccess_mask decorator if this method is whitelisted
if name in gsuccess_mask_funcs:
event_method = strip_boolean_result(event_method)
setattr(override_class, name, event_method)
setattr(module, event_class, override_class)
__all__.append(event_class)
# end GdkEvent overrides
class DragContext(Gdk.DragContext):
def finish(self, success, del_, time):
Gtk = get_introspection_module('Gtk')
Gtk.drag_finish(self, success, del_, time)
DragContext = override(DragContext)
__all__.append('DragContext')
class Cursor(Gdk.Cursor):
def __new__(cls, *args, **kwds):
arg_len = len(args)
kwd_len = len(kwds)
total_len = arg_len + kwd_len
if total_len == 1:
# Since g_object_newv (super.__new__) does not seem valid for
# direct use with GdkCursor, we must assume usage of at least
# one of the C constructors to be valid.
return cls.new(*args, **kwds)
elif total_len == 2:
warnings.warn('Calling "Gdk.Cursor(display, cursor_type)" has been deprecated. '
'Please use Gdk.Cursor.new_for_display(display, cursor_type). '
'See: https://wiki.gnome.org/PyGObject/InitializerDeprecations',
PyGIDeprecationWarning)
return cls.new_for_display(*args, **kwds)
elif total_len == 4:
warnings.warn('Calling "Gdk.Cursor(display, pixbuf, x, y)" has been deprecated. '
'Please use Gdk.Cursor.new_from_pixbuf(display, pixbuf, x, y). '
'See: https://wiki.gnome.org/PyGObject/InitializerDeprecations',
PyGIDeprecationWarning)
return cls.new_from_pixbuf(*args, **kwds)
elif total_len == 6:
if Gdk._version != '2.0':
# pixmaps don't exist in Gdk 3.0
raise ValueError("Wrong number of parameters")
warnings.warn('Calling "Gdk.Cursor(source, mask, fg, bg, x, y)" has been deprecated. '
'Please use Gdk.Cursor.new_from_pixmap(source, mask, fg, bg, x, y). '
'See: https://wiki.gnome.org/PyGObject/InitializerDeprecations',
PyGIDeprecationWarning)
return cls.new_from_pixmap(*args, **kwds)
else:
raise ValueError("Wrong number of parameters")
Cursor = override(Cursor)
__all__.append('Cursor')
color_parse = strip_boolean_result(Gdk.color_parse)
__all__.append('color_parse')
# Note, we cannot override the entire class as Gdk.Atom has no gtype, so just
# hack some individual methods
def _gdk_atom_str(atom):
n = atom.name()
if n:
return n
# fall back to atom index
return 'Gdk.Atom<%i>' % hash(atom)
def _gdk_atom_repr(atom):
n = atom.name()
if n:
return 'Gdk.Atom.intern("%s", False)' % n
# fall back to atom index
return '<Gdk.Atom(%i)>' % hash(atom)
Gdk.Atom.__str__ = _gdk_atom_str
Gdk.Atom.__repr__ = _gdk_atom_repr
# constants
if Gdk._version >= '3.0':
SELECTION_PRIMARY = Gdk.atom_intern('PRIMARY', True)
__all__.append('SELECTION_PRIMARY')
SELECTION_SECONDARY = Gdk.atom_intern('SECONDARY', True)
__all__.append('SELECTION_SECONDARY')
SELECTION_CLIPBOARD = Gdk.atom_intern('CLIPBOARD', True)
__all__.append('SELECTION_CLIPBOARD')
TARGET_BITMAP = Gdk.atom_intern('BITMAP', True)
__all__.append('TARGET_BITMAP')
TARGET_COLORMAP = Gdk.atom_intern('COLORMAP', True)
__all__.append('TARGET_COLORMAP')
TARGET_DRAWABLE = Gdk.atom_intern('DRAWABLE', True)
__all__.append('TARGET_DRAWABLE')
TARGET_PIXMAP = Gdk.atom_intern('PIXMAP', True)
__all__.append('TARGET_PIXMAP')
TARGET_STRING = Gdk.atom_intern('STRING', True)
__all__.append('TARGET_STRING')
SELECTION_TYPE_ATOM = Gdk.atom_intern('ATOM', True)
__all__.append('SELECTION_TYPE_ATOM')
SELECTION_TYPE_BITMAP = Gdk.atom_intern('BITMAP', True)
__all__.append('SELECTION_TYPE_BITMAP')
SELECTION_TYPE_COLORMAP = Gdk.atom_intern('COLORMAP', True)
__all__.append('SELECTION_TYPE_COLORMAP')
SELECTION_TYPE_DRAWABLE = Gdk.atom_intern('DRAWABLE', True)
__all__.append('SELECTION_TYPE_DRAWABLE')
SELECTION_TYPE_INTEGER = Gdk.atom_intern('INTEGER', True)
__all__.append('SELECTION_TYPE_INTEGER')
SELECTION_TYPE_PIXMAP = Gdk.atom_intern('PIXMAP', True)
__all__.append('SELECTION_TYPE_PIXMAP')
SELECTION_TYPE_WINDOW = Gdk.atom_intern('WINDOW', True)
__all__.append('SELECTION_TYPE_WINDOW')
SELECTION_TYPE_STRING = Gdk.atom_intern('STRING', True)
__all__.append('SELECTION_TYPE_STRING')
import sys
initialized, argv = Gdk.init_check(sys.argv)