# Copyright (C) 2007, One Laptop Per Child
# Copyright (C) 2009, Tomeu Vizoso
#
# 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

from gettext import gettext as _

import gtk

from sugar.graphics.toolbutton import ToolButton

class ViewToolbar(gtk.Toolbar):
    def __init__(self, activity):
        gtk.Toolbar.__init__(self)

        self._activity = activity        
        self._activity.tray.connect('unmap', self.__unmap_cb)
        self._activity.tray.connect('map', self.__map_cb)
                
        self.zoomout = ToolButton('zoom-out')
        self.zoomout.set_tooltip(_('Zoom out'))
        self.zoomout.connect('clicked', self.__zoomout_clicked_cb)
        self.insert(self.zoomout, -1)
        self.zoomout.show()

        self.zoomin = ToolButton('zoom-in')
        self.zoomin.set_tooltip(_('Zoom in'))
        self.zoomin.connect('clicked', self.__zoomin_clicked_cb)
        self.insert(self.zoomin, -1)
        self.zoomin.show()

        self.separator = gtk.SeparatorToolItem()
        self.separator.set_draw(True)
        self.insert(self.separator, -1)
        self.separator.show()

        self.fullscreen = ToolButton('view-fullscreen')
        self.fullscreen.set_tooltip(_('Fullscreen'))
        self.fullscreen.connect('clicked', self.__fullscreen_clicked_cb)
        self.insert(self.fullscreen, -1)
        self.fullscreen.show()

        self.traybutton = ToolButton('tray-hide')
        self.traybutton.connect('clicked', self.__tray_clicked_cb)
        self.traybutton.props.sensitive = False
        self.insert(self.traybutton, -1)
        self.traybutton.show()
                
    def __zoomin_clicked_cb(self, button):
        tabbed_view = self._activity.get_canvas()
        tabbed_view.props.current_browser.zoom_in()

    def __zoomout_clicked_cb(self, button):
        tabbed_view = self._activity.get_canvas()
        tabbed_view.props.current_browser.zoom_out()

    def __fullscreen_clicked_cb(self, button):
        self._activity.fullscreen()

    def __tray_clicked_cb(self, button):        
        if self._activity.tray.props.visible is False:
            self._activity.tray.show()
        else:
            self._activity.tray.hide()

    def __map_cb(self, tray):
        if len(self._activity.tray.get_children()) > 0:
            self.tray_set_hide()
            
    def __unmap_cb(self, tray):
        if len(self._activity.tray.get_children()) > 0:
            self.tray_set_show()
        
    def tray_set_show(self):     
        self.traybutton.set_icon('tray-show')
        self.traybutton.set_tooltip(_('Show Tray'))
        
    def tray_set_hide(self):
        self.traybutton.set_icon('tray-hide')
        self.traybutton.set_tooltip(_('Hide Tray'))
        
