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path: root/linksview.py
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# Copyright (C) 2006, Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

import gtk
import hippo

from sugar.graphics.menu import Menu
from sugar.graphics.menushell import MenuShell
from sugar.graphics.menuicon import MenuIcon
from sugar.graphics.iconcolor import IconColor
from sugar.graphics import style

class LinkIcon(MenuIcon):
    def __init__(self, menu_shell, link):
        color = IconColor(link.buddy.get_color())
        MenuIcon.__init__(self, menu_shell, color=color,
                          icon_name='theme:activity-web')

        self._link = link

    def create_menu(self):
        menu = Menu(self._link.title)
        return menu

class LinksView(hippo.Canvas):
    def __init__(self, model, browser):
        hippo.Canvas.__init__(self)

        self._icons = {}
        self._browser = browser
        self._menu_shell = MenuShell(self)

        self._box = hippo.CanvasBox()
        style.apply_stylesheet(self._box, 'links.Box')
        self.set_root(self._box)

        for link in model:
            self._add_link(link)

        model.connect('link_added', self._link_added_cb)
        model.connect('link_removed', self._link_removed_cb)

    def _add_link(self, link):
        if len(self._icons) == 0:
            self.show()

        icon = LinkIcon(self._menu_shell, link)
        icon.connect('activated', self._link_activated_cb, link)
        style.apply_stylesheet(icon, 'links.Icon')
        self._box.append(icon)

        self._icons[link] = icon

    def _remove_link(self, link):
        icon = self._icons[link]
        self._box.remove(icon)

        del self._icons[link]

        if len(self._icons) == 0:
            self.hide()

    def _link_added_cb(self, model, link):
        self._add_link(link)

    def _link_removed_cb(self, model, link):
        self._remove_link(link)

    def _link_activated_cb(self, link_item, link):
        self._browser.load_url(link.url)