131 lines
4.9 KiB
Python
131 lines
4.9 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 sugar.graphics.canvasicon import CanvasIcon
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from sugar.graphics.roundbox import RoundBox
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from sugar.graphics import units
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from sugar.graphics import color
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from sugar.graphics import font
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class Button(hippo.CanvasBox, hippo.CanvasItem):
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__gtype_name__ = 'SugarButton'
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__gproperties__ = {
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'active' : (bool, None, None, True,
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gobject.PARAM_READWRITE),
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'icon-name' : (str, None, None, None,
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gobject.PARAM_READWRITE),
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'text' : (str, None, None, None,
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gobject.PARAM_READWRITE)
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}
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def __init__(self, **kwargs):
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self._active = True
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self._icon = None
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self._round_box = RoundBox()
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self._round_box.props.border_color = color.BLACK.get_int()
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self._round_box.props.background_color = color.BLACK.get_int()
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self._round_box.props.padding_top = units.points_to_pixels(1)
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self._round_box.props.padding_bottom = units.points_to_pixels(1)
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self._round_box.props.spacing = units.points_to_pixels(3)
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self._text_box = hippo.CanvasText()
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self._text_box.props.font_desc = font.DEFAULT.get_pango_desc()
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self._text_box.props.color = color.BUTTON_NORMAL.get_int()
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self._round_box.append(self._text_box)
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hippo.CanvasBox.__init__(self, **kwargs)
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self.props.yalign = hippo.ALIGNMENT_CENTER
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self.append(self._round_box)
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if not self.props.color:
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self.props.color = color.BUTTON_NORMAL.get_int()
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if not self.props.color:
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self.props.background_color = \
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color.BUTTON_BACKGROUND_NORMAL.get_int()
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self._normal_color = self.props.color
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self._normal_background_color = self.props.background_color
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self.connect('button-press-event',
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self._button_button_press_event_cb)
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def do_set_property(self, pspec, value):
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if 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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self.props.background_color = self._normal_background_color
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else:
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self.props.color = color.BUTTON_INACTIVE.get_int()
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self.props.background_color = \
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color.BUTTON_BACKGROUND_INACTIVE.get_int()
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elif pspec.name == 'icon-name':
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if value:
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if self._icon:
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self._icon.props.icon_name = value
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else:
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self._icon = CanvasIcon(icon_name=value,
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scale=units.SMALL_ICON_SCALE,
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fill_color=color.BLACK,
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stroke_color=color.WHITE)
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# Insert icon on the label's left
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self._round_box.remove_all()
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self._round_box.append(self._icon)
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self._round_box.append(self._text_box)
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else:
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if self._icon:
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self._round_box.remove(self._icon)
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self._icon = None
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elif pspec.name == 'text':
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self._text_box.props.text = value
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else:
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hippo.CanvasBox.do_set_property(self, pspec, value)
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def do_get_property(self, pspec):
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if pspec.name == 'active':
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return self._active
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elif pspec.name == 'icon-name':
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if self._icon:
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return self._icon.props.icon_name
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else:
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return None
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elif pspec.name == 'text':
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return self._text_box.props.text
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else:
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return hippo.CanvasBox.do_get_property(self, pspec)
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def _button_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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def prelight(self, enter):
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if enter:
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if self._active:
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self.props.background_color = color.BLACK.get_int()
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else:
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if self._active:
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self.props.background_color = self._normal_background_color
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