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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 gobject
import hippo
from view.frame.eventframe import EventFrame
from view.frame.ActivitiesBox import ActivitiesBox
from view.frame.ZoomBox import ZoomBox
from view.frame.overlaybox import OverlayBox
from view.frame.FriendsBox import FriendsBox
from view.frame.PanelWindow import PanelWindow
from view.frame.clipboardpanelwindow import ClipboardPanelWindow
from view.frame.framepopupcontext import FramePopupContext
from model.ShellModel import ShellModel
from sugar.graphics import animator
from sugar.graphics import units
class _Animation(animator.Animation):
def __init__(self, frame, end):
start = frame.get_current_position()
animator.Animation.__init__(self, start, end)
self._frame = frame
def next_frame(self, current):
self._frame.move(current)
class _KeyListener(object):
def __init__(self, frame):
self._frame = frame
self._frame_active = False
def key_press(self):
if self._frame_active:
self._frame.hide()
self._frame_active = False
else:
self._frame.show()
self._frame_active = True
def key_release(self):
pass
class Frame(object):
def __init__(self, shell):
self._left_panel = None
self._right_panel = None
self._top_panel = None
self._bottom_panel = None
self._shell = shell
self._current_position = 0.0
self._event_frame = EventFrame()
self._event_frame.connect('enter-edge', self._enter_edge_cb)
self._event_frame.connect('enter-corner', self._enter_corner_cb)
self._event_frame.connect('leave', self._event_frame_leave_cb)
self._event_frame.show()
self._popup_context = FramePopupContext()
self._popup_context.connect('activated',
self._popup_context_activated_cb)
self._popup_context.connect('deactivated',
self._popup_context_deactivated_cb)
self._top_panel = self._create_top_panel()
self._bottom_panel = self._create_bottom_panel()
self._left_panel = self._create_left_panel()
self._right_panel = self._create_right_panel()
shell.get_model().connect('notify::state',
self._shell_state_changed_cb)
screen = gtk.gdk.screen_get_default()
screen.connect('size-changed', self._size_changed_cb)
self._key_listener = _KeyListener(self)
def is_visible(self):
return self._top_panel.props.visible
def get_popup_context(self):
return self._popup_context
def get_current_position(self):
return self._current_position
def move(self, pos):
self._current_position = pos
self._update_position()
def _create_top_panel(self):
panel = self._create_panel(hippo.ORIENTATION_HORIZONTAL)
root = panel.get_root()
box = ZoomBox(self._shell, self._popup_context)
root.append(box)
box = OverlayBox(self._shell)
root.append(box, hippo.PACK_END)
return panel
def _create_bottom_panel(self):
panel = self._create_panel(hippo.ORIENTATION_HORIZONTAL)
root = panel.get_root()
box = ActivitiesBox(self._shell, self._popup_context)
root.append(box)
return panel
def _create_right_panel(self):
panel = self._create_panel(hippo.ORIENTATION_VERTICAL)
root = panel.get_root()
box = FriendsBox(self._shell, self._popup_context)
root.append(box)
return panel
def _create_left_panel(self):
panel = ClipboardPanelWindow(self, hippo.ORIENTATION_VERTICAL)
self._connect_to_panel(panel)
panel.connect('drag-motion', self._drag_motion_cb)
panel.connect('drag-leave', self._drag_leave_cb)
return panel
def _shell_state_changed_cb(self, model, pspec):
if model.props.state == ShellModel.STATE_SHUTDOWN:
self._timeline.goto('slide_out', True)
def _create_panel(self, orientation):
panel = PanelWindow(orientation)
self._connect_to_panel(panel)
return panel
def _move_panel(self, panel, pos, x1, y1, x2, y2):
x = (x2 - x1) * pos + x1
y = (y2 - y1) * pos + y1
panel.move(int(x), int(y))
# FIXME we should hide and show as necessary to free memory
if not panel.props.visible:
panel.show()
def _connect_to_panel(self, panel):
panel.connect('enter-notify-event', self._enter_notify_cb)
panel.connect('leave-notify-event', self._leave_notify_cb)
def _update_position(self):
screen_h = gtk.gdk.screen_height()
screen_w = gtk.gdk.screen_width()
self._move_panel(self._top_panel, self._current_position,
0, units.grid_to_pixels(-1),
0, 0)
self._move_panel(self._bottom_panel, self._current_position,
0, screen_h,
0, screen_h - units.grid_to_pixels(1))
self._move_panel(self._left_panel, self._current_position,
units.grid_to_pixels(-1), 0,
0, 0)
self._move_panel(self._right_panel, self._current_position,
screen_w, 0,
screen_w - units.grid_to_pixels(1), 0)
def hide(self):
anim = animator.Animator(0.5, 30, animator.EASE_OUT_EXPO)
anim.add(_Animation(self, 0.0))
anim.start()
def show(self):
anim = animator.Animator(0.5, 30, animator.EASE_OUT_EXPO)
anim.add(_Animation(self, 1.0))
anim.start()
def _size_changed_cb(self, screen):
self._update_position()
def _popup_context_activated_cb(self, popup_context):
pass
def _popup_context_deactivated_cb(self, popup_context):
pass
def _enter_notify_cb(self, window, event):
pass
def _leave_notify_cb(self, window, event):
pass
def _drag_motion_cb(self, window, context, x, y, time):
pass
def _drag_leave_cb(self, window, drag_context, timestamp):
pass
def _enter_edge_cb(self, event_frame):
pass
def _enter_corner_cb(self, event_frame):
pass
def _event_frame_leave_cb(self, event_frame):
pass
def notify_key_press(self):
self._key_listener.key_press()
def notify_key_release(self):
self._key_listener.key_release()
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