95 lines
3.0 KiB
Python
95 lines
3.0 KiB
Python
# Copyright (C) 2007, One Laptop Per Child
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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import sys
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import gobject
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import hippo
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from canvasicon import CanvasIcon
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from iconcolor import IconColor
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from sugar.graphics import units
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from sugar import profile
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STANDARD_SIZE = 0
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SMALL_SIZE = 1
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class IconButton(CanvasIcon):
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__gtype_name__ = 'SugarIconButton'
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__gproperties__ = {
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'size' : (int, None, None,
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0, sys.maxint, STANDARD_SIZE,
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gobject.PARAM_READWRITE),
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'active' : (bool, None, None, True,
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gobject.PARAM_READWRITE)
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}
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def __init__(self, icon_name, color=None):
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if color:
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self._normal_color = color
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else:
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self._normal_color = IconColor('white')
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self._prelight_color = profile.get_color()
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self._inactive_color = IconColor('#808080,#424242')
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self._active = True
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CanvasIcon.__init__(self, icon_name=icon_name, cache=True,
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color=self._normal_color)
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self._set_size(STANDARD_SIZE)
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self.connect('button-press-event', self._button_press_event_cb)
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def _set_size(self, size):
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if size == SMALL_SIZE:
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self.props.box_width = -1
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self.props.box_height = -1
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self.props.scale = units.SMALL_ICON_SCALE
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else:
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self.props.box_width = units.grid_to_pixels(1)
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self.props.box_height = units.grid_to_pixels(1)
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self.props.scale = units.STANDARD_ICON_SCALE
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self._size = size
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def do_set_property(self, pspec, value):
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if pspec.name == 'size':
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self._set_size(value)
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elif pspec.name == 'active':
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self._active = value
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if self._active:
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self.props.color = self._normal_color
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else:
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self.props.color = self._inactive_color
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else:
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CanvasIcon.do_set_property(self, pspec, value)
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def do_get_property(self, pspec):
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if pspec.name == 'size':
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return self._size
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elif pspec.name == 'active':
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return self._active
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else:
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return CanvasIcon.do_get_property(self, pspec)
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def _button_press_event_cb(self, widget, event):
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if self._active:
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self.emit_activated()
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return True
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