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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 logging
import gtk
import gobject
import hippo
import wnck
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.notificationtray import NotificationTray
from model.ShellModel import ShellModel
from sugar.graphics.timeline import Timeline
from sugar.graphics.grid import Grid
from sugar.graphics.menushell import MenuShell
class EventFrame(gobject.GObject):
__gsignals__ = {
'enter-edge': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([])),
'enter-corner': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([])),
'leave': (gobject.SIGNAL_RUN_FIRST,
gobject.TYPE_NONE, ([]))
}
HOVER_NONE = 0
HOVER_CORNER = 1
HOVER_EDGE = 2
def __init__(self):
gobject.GObject.__init__(self)
self._windows = []
self._hover = EventFrame.HOVER_NONE
self._active = False
invisible = self._create_invisible(0, 0, gtk.gdk.screen_width(), 6)
self._windows.append(invisible)
invisible = self._create_invisible(0, 0, 6, gtk.gdk.screen_height())
self._windows.append(invisible)
invisible = self._create_invisible(gtk.gdk.screen_width() - 6, 0,
gtk.gdk.screen_width(),
gtk.gdk.screen_height())
self._windows.append(invisible)
invisible = self._create_invisible(0, gtk.gdk.screen_height() - 6,
gtk.gdk.screen_width(),
gtk.gdk.screen_height())
self._windows.append(invisible)
screen = wnck.screen_get_default()
screen.connect('active-window-changed',
self._active_window_changed_cb)
def _create_invisible(self, x, y, width, height):
invisible = gtk.Invisible()
invisible.connect('motion-notify-event', self._motion_notify_cb)
invisible.connect('enter-notify-event', self._enter_notify_cb)
invisible.connect('leave-notify-event', self._leave_notify_cb)
invisible.drag_dest_set(0, [], 0)
invisible.connect('drag_motion', self._drag_motion_cb)
invisible.connect('drag_leave', self._drag_leave_cb)
invisible.realize()
invisible.window.set_events(gtk.gdk.POINTER_MOTION_MASK |
gtk.gdk.ENTER_NOTIFY_MASK |
gtk.gdk.LEAVE_NOTIFY_MASK)
invisible.window.move_resize(x, y, width, height)
return invisible
def _enter_notify_cb(self, widget, event):
self._notify_enter(event.x, event.y)
logging.debug('EventFrame._enter_notify_cb ' + str(self._hover))
def _motion_notify_cb(self, widget, event):
self._notify_enter(event.x, event.y)
logging.debug('EventFrame._motion_notify_cb ' + str(self._hover))
def _drag_motion_cb(self, widget, drag_context, x, y, timestamp):
drag_context.drag_status(0, timestamp);
self._notify_enter(x, y)
logging.debug('EventFrame._drag_motion_cb ' + str(self._hover))
return True
def _notify_enter(self, x, y):
screen_w = gtk.gdk.screen_width()
screen_h = gtk.gdk.screen_height()
if (x == 0 and y == 0) or \
(x == 0 and y == screen_h - 1) or \
(x == screen_w - 1 and y == 0) or \
(x == screen_w - 1 and y == screen_h - 1):
if self._hover != EventFrame.HOVER_CORNER:
self._hover = EventFrame.HOVER_CORNER
self.emit('enter-corner')
else:
if self._hover != EventFrame.HOVER_EDGE:
self._hover = EventFrame.HOVER_EDGE
self.emit('enter-edge')
def _leave_notify_cb(self, widget, event):
self._notify_leave()
logging.debug('EventFrame._leave_notify_cb ' + str(self._hover))
def _drag_leave_cb(self, widget, drag_context, timestamp):
self._notify_leave()
logging.debug('EventFrame._drag_leave_cb ' + str(self._hover))
return True
def _notify_leave(self):
self._hover = EventFrame.HOVER_NONE
if self._active:
self.emit('leave')
def show(self):
self._active = True
for window in self._windows:
window.show()
def hide(self):
self._active = False
for window in self._windows:
window.hide()
def _active_window_changed_cb(self, screen):
for window in self._windows:
window.window.raise_()
class Frame:
INACTIVE = 0
TEMPORARY = 1
STICKY = 2
HIDE_ON_LEAVE = 3
AUTOMATIC = 4
def __init__(self, shell):
self._windows = []
self._hover_frame = False
self._shell = shell
self._mode = Frame.INACTIVE
self._timeline = Timeline(self)
self._timeline.add_tag('slide_in', 18, 24)
self._timeline.add_tag('before_slide_out', 48, 48)
self._timeline.add_tag('slide_out', 49, 54)
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()
grid = Grid()
# Top panel
panel = self._create_panel(grid, 0, 0, 16, 1)
menu_shell = panel.get_menu_shell()
root = panel.get_root()
menu_shell.set_position(MenuShell.BOTTOM)
box = ZoomBox(self._shell, menu_shell)
[x, y] = grid.point(1, 0)
root.append(box, hippo.PACK_FIXED)
root.move(box, x, y)
tray = NotificationTray()
tray_box = hippo.CanvasBox(box_width=grid.dimension(1),
box_height=grid.dimension(1),
xalign=hippo.ALIGNMENT_END)
tray_widget = hippo.CanvasWidget()
tray_widget.props.widget = tray
tray_box.append(tray_widget, gtk.EXPAND)
[x, y] = grid.point(13, 0)
root.append(tray_box, hippo.PACK_FIXED)
root.move(tray_box, x, y)
box = OverlayBox(self._shell)
[x, y] = grid.point(14, 0)
root.append(box, hippo.PACK_FIXED)
root.move(box, x, y)
# Bottom panel
panel = self._create_panel(grid, 0, 11, 16, 1)
menu_shell = panel.get_menu_shell()
root = panel.get_root()
menu_shell.set_position(MenuShell.TOP)
box = ActivitiesBox(self._shell)
root.append(box, hippo.PACK_FIXED)
[x, y] = grid.point(1, 0)
root.move(box, x, y)
# Right panel
panel = self._create_panel(grid, 15, 1, 1, 10)
menu_shell = panel.get_menu_shell()
root = panel.get_root()
menu_shell.set_position(MenuShell.LEFT)
box = FriendsBox(self._shell, menu_shell)
root.append(box)
# Left panel
panel = self._create_clipboard_panel(grid, 0, 1, 1, 10)
shell.get_model().connect('notify::state',
self._shell_state_changed_cb)
def _shell_state_changed_cb(self, model, pspec):
if model.props.state == ShellModel.STATE_SHUTDOWN:
self._timeline.goto('slide_out', True)
def _create_clipboard_panel(self, grid, x, y, width, height):
[x, y, width, height] = grid.rectangle(x, y, width, height)
panel = ClipboardPanelWindow(self, x, y, width, height)
self._connect_to_panel(panel)
panel.connect('drag-motion', self._drag_motion_cb)
panel.connect('drag-leave', self._drag_leave_cb)
self._windows.append(panel)
return panel
def _create_panel(self, grid, x, y, width, height):
[x, y, width, height] = grid.rectangle(x, y, width, height)
panel = PanelWindow(x, y, width, height)
self._connect_to_panel(panel)
self._windows.append(panel)
return panel
def _connect_to_panel(self, panel):
panel.connect('enter-notify-event', self._enter_notify_cb)
panel.connect('leave-notify-event', self._leave_notify_cb)
self._menu_shell = panel.get_menu_shell()
self._menu_shell.connect('activated',
self._menu_shell_activated_cb)
self._menu_shell.connect('deactivated',
self._menu_shell_deactivated_cb)
def _menu_shell_activated_cb(self, menu_shell):
self._timeline.goto('slide_in', True)
def _menu_shell_deactivated_cb(self, menu_shell):
if self._mode != Frame.STICKY and not self._hover_frame:
self._timeline.play('before_slide_out', 'slide_out')
def _enter_notify_cb(self, window, event):
self._enter_notify()
logging.debug('Frame._enter_notify_cb ' + str(self._mode))
def _drag_motion_cb(self, window, context, x, y, time):
self._enter_notify()
logging.debug('Frame._drag_motion_cb ' + str(self._mode))
return True
def _drag_leave_cb(self, window, drag_context, timestamp):
self._leave_notify()
logging.debug('Frame._drag_leave_cb ' + str(self._mode))
def _leave_notify_cb(self, window, event):
# FIXME for some reason every click cause also a leave-notify
if event.state == gtk.gdk.BUTTON1_MASK:
return
self._leave_notify()
logging.debug('Frame._leave_notify_cb ' + str(self._mode))
def _enter_notify(self):
self._hover_frame = True
self._timeline.goto('slide_in', True)
def _leave_notify(self):
self._hover_frame = False
if not self._menu_shell.is_active() and \
(self._mode == Frame.HIDE_ON_LEAVE or \
self._mode == Frame.AUTOMATIC):
self._timeline.play('before_slide_out', 'slide_out')
def _enter_edge_cb(self, event_frame):
self._mode = Frame.HIDE_ON_LEAVE
self._timeline.play(None, 'slide_in')
logging.debug('Frame._enter_edge_cb ' + str(self._mode))
def _enter_corner_cb(self, event_frame):
self._mode = Frame.HIDE_ON_LEAVE
self._timeline.play('slide_in', 'slide_in')
logging.debug('Frame._enter_corner_cb ' + str(self._mode))
def _event_frame_leave_cb(self, event_frame):
if self._mode != Frame.STICKY:
self._timeline.goto('slide_out', True)
logging.debug('Frame._event_frame_leave_cb ' + str(self._mode))
def show_and_hide(self, seconds):
self._mode = Frame.AUTOMATIC
self._timeline.play()
def notify_key_press(self):
if self._timeline.on_tag('slide_in'):
self._timeline.play('before_slide_out', 'slide_out')
elif self._timeline.on_tag('before_slide_out'):
self._mode = Frame.TEMPORARY
else:
self._mode = Frame.STICKY
self._timeline.play('slide_in', 'slide_in')
def notify_key_release(self):
if self._mode == Frame.TEMPORARY:
self._timeline.play('before_slide_out', 'slide_out')
def do_slide_in(self, current=0, n_frames=0):
if not self._windows[0].props.visible:
for panel in self._windows:
panel.show()
self._event_frame.hide()
def do_slide_out(self, current=0, n_frames=0):
if self._windows[0].props.visible:
for panel in self._windows:
panel.hide()
self._event_frame.show()
def is_visible(self):
if self._windows[0].props.visible:
return True
return False
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