106 lines
3.1 KiB
Python
106 lines
3.1 KiB
Python
# Copyright (C) 2006, Red Hat, Inc.
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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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#
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# DEPRECATED. Do not use in new code. We will reimplement it in gtk
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#
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import gobject
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import gtk
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class MenuShell(gobject.GObject):
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__gsignals__ = {
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'activated': (gobject.SIGNAL_RUN_FIRST,
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gobject.TYPE_NONE, ([])),
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'deactivated': (gobject.SIGNAL_RUN_FIRST,
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gobject.TYPE_NONE, ([])),
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}
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AUTO = 0
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LEFT = 1
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RIGHT = 2
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TOP = 3
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BOTTOM = 4
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def __init__(self, parent_canvas):
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gobject.GObject.__init__(self)
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self._parent_canvas = parent_canvas
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self._menu_controller = None
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self._position = MenuShell.AUTO
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def set_position(self, position):
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self._position = position
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def is_active(self):
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return (self._menu_controller != None)
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def set_active(self, controller):
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if controller == None:
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self.emit('deactivated')
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else:
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self.emit('activated')
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if self._menu_controller:
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self._menu_controller.popdown()
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self._menu_controller = controller
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def _get_item_rect(self, item):
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[x, y] = item.get_context().translate_to_widget(item)
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[origin_x, origin_y] = self._parent_canvas.window.get_origin()
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x += origin_x
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y += origin_y
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[w, h] = item.get_allocation()
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return [x, y, w, h]
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def get_position(self, menu, item):
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[item_x, item_y, item_w, item_h] = self._get_item_rect(item)
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[menu_w, menu_h] = menu.size_request()
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left_x = item_x - menu_w
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left_y = item_y
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right_x = item_x + item_w
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right_y = item_y
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top_x = item_x
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top_y = item_y - menu_h
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bottom_x = item_x
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bottom_y = item_y + item_h
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if self._position == MenuShell.LEFT:
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[x, y] = [left_x, left_y]
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elif self._position == MenuShell.RIGHT:
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[x, y] = [right_x, right_y]
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elif self._position == MenuShell.TOP:
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[x, y] = [top_x, top_y]
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elif self._position == MenuShell.BOTTOM:
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[x, y] = [bottom_x, bottom_y]
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elif self._position == MenuShell.AUTO:
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[x, y] = [right_x, right_y]
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if x + menu_w > gtk.gdk.screen_width():
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[x, y] = [left_x, left_y]
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x = min(x, gtk.gdk.screen_width() - menu_w)
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x = max(0, x)
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y = min(y, gtk.gdk.screen_height() - menu_h)
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y = max(0, y)
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return [x, y]
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