# Copyright (C) 2006-2007 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 from sugar.graphics import animator from sugar.graphics import style from sugar.graphics import palettegroup from sugar.clipboard import clipboardservice from view.frame.eventarea import EventArea from view.frame.activitiestray import ActivitiesTray from view.frame.zoomtoolbar import ZoomToolbar from view.frame.overlaybox import OverlayBox from view.frame.friendstray import FriendsTray from view.frame.framewindow import FrameWindow from view.frame.clipboardpanelwindow import ClipboardPanelWindow from model.shellmodel import ShellModel MODE_NONE = 0 MODE_MOUSE = 1 MODE_KEYBOARD = 2 MODE_FORCE = 3 _FRAME_HIDING_DELAY = 500 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 _MouseListener(object): def __init__(self, frame): self._frame = frame self._hide_sid = 0 def mouse_enter(self): if self._frame.mode == MODE_NONE or \ self._frame.mode == MODE_MOUSE: self._show_frame() def mouse_leave(self): if self._frame.mode == MODE_MOUSE: self._hide_frame() def _show_frame(self): if self._hide_sid != 0: gobject.source_remove(self._hide_sid) self._frame.show() self._frame.mode = MODE_MOUSE def _hide_frame_timeout_cb(self): self._frame.hide() return False def _hide_frame(self): if self._hide_sid != 0: gobject.source_remove(self._hide_sid) self._hide_sid = gobject.timeout_add( _FRAME_HIDING_DELAY, self._hide_frame_timeout_cb) class _KeyListener(object): _HIDDEN = 1 _SHOWN_PRESSED = 2 _SHOWN_REPEAT = 3 _SHOWN_RELEASED = 4 def __init__(self, frame): self._frame = frame self._state = _KeyListener._HIDDEN def key_press(self): if self._frame.mode != MODE_NONE and \ self._frame.mode != MODE_KEYBOARD: return if self._frame.visible: self._frame.hide() else: self._frame.show() self._frame.mode = MODE_KEYBOARD """ if self._state == _KeyListener._HIDDEN: self._frame.show() self._frame.mode = MODE_KEYBOARD self._state = _KeyListener._SHOWN_PRESSED elif self._state == _KeyListener._SHOWN_PRESSED: self._state = _KeyListener._SHOWN_REPEAT elif self._state == _KeyListener._SHOWN_RELEASED: self._frame.hide() self._state = _KeyListener._HIDDEN """ def key_release(self): pass """ if self._state == _KeyListener._SHOWN_PRESSED: self._state = _KeyListener._SHOWN_RELEASED elif self._state == _KeyListener._SHOWN_REPEAT: self._frame.hide() self._state = _KeyListener._HIDDEN """ class Frame(object): def __init__(self, shell): self.mode = MODE_NONE self.visible = False self._palette_group = palettegroup.get_group('frame') self._palette_group.connect('popdown', self._palette_group_popdown_cb) 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._animator = None self._hover = False self._event_area = EventArea() self._event_area.connect('enter', self._enter_corner_cb) self._event_area.show() 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() screen = gtk.gdk.screen_get_default() screen.connect('size-changed', self._size_changed_cb) cb_service = clipboardservice.get_instance() cb_service.connect_after('object-added', self._clipboard_object_added_cb) self._key_listener = _KeyListener(self) self._mouse_listener = _MouseListener(self) def hide(self, force=False): if not self.visible: return if self._animator: self._animator.stop() self._animator = animator.Animator(0.5) self._animator.add(_Animation(self, 0.0)) self._animator.start() self._event_area.show() self.visible = False if force: self.mode = MODE_NONE else: self.mode = MODE_FORCE self._animator.connect('completed', self._hide_completed_cb) def show(self): self.mode = MODE_FORCE if self.visible: return if self._animator: self._animator.stop() self._animator = animator.Animator(0.5) self._animator.add(_Animation(self, 1.0)) self._animator.start() self._event_area.hide() self.visible = True def get_current_position(self): return self._current_position def move(self, pos): self._current_position = pos self._update_position() def _is_hover(self): return (self._top_panel.hover or \ self._bottom_panel.hover or \ self._left_panel.hover or \ self._right_panel.hover) def _create_top_panel(self): panel = self._create_panel(gtk.POS_TOP) toolbar = ZoomToolbar(self._shell) panel.append(hippo.CanvasWidget(widget=toolbar)) toolbar.show() return panel def _create_bottom_panel(self): panel = self._create_panel(gtk.POS_BOTTOM) box = ActivitiesTray(self._shell) panel.append(box, hippo.PACK_EXPAND) return panel def _create_right_panel(self): panel = self._create_panel(gtk.POS_RIGHT) tray = FriendsTray(self._shell) panel.append(hippo.CanvasWidget(widget=tray), hippo.PACK_EXPAND) tray.show() return panel def _create_left_panel(self): panel = ClipboardPanelWindow(self, gtk.POS_LEFT) self._connect_to_panel(panel) panel.connect('drag-motion', self._drag_motion_cb) panel.connect('drag-leave', self._drag_leave_cb) return panel def _create_panel(self, orientation): panel = FrameWindow(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, - self._top_panel.size, 0, 0) self._move_panel(self._bottom_panel, self._current_position, 0, screen_h, 0, screen_h - self._bottom_panel.size) self._move_panel(self._left_panel, self._current_position, - self._left_panel.size, 0, 0, 0) self._move_panel(self._right_panel, self._current_position, screen_w, 0, screen_w - self._right_panel.size, 0) def _hide_completed_cb(self, animator): self.mode = MODE_NONE def _size_changed_cb(self, screen): self._update_position() def _clipboard_object_added_cb(self, cb_service, object_id, name): if not self.visible: self.show() gobject.timeout_add(2000, lambda: self.hide()) def _enter_notify_cb(self, window, event): # FIXME clicks cause leave/notify, ignore if event.state == gtk.gdk.BUTTON1_MASK: return if self._hover: return self._hover = True self._mouse_listener.mouse_enter() def _leave_notify_cb(self, window, event): # FIXME clicks cause leave/notify, ignore if event.state == gtk.gdk.BUTTON1_MASK: return if not self._hover: return if not self._is_hover() and not self._palette_group.is_up(): self._hover = False self._mouse_listener.mouse_leave() def _palette_group_popdown_cb(self, group): if not self._is_hover(): self._mouse_listener.mouse_leave() def _drag_motion_cb(self, window, context, x, y, time): self._mouse_listener.mouse_enter() def _drag_leave_cb(self, window, drag_context, timestamp): self._mouse_listener.mouse_leave() def _enter_corner_cb(self, event_area): self._mouse_listener.mouse_enter() def notify_key_press(self): self._key_listener.key_press() def notify_key_release(self): self._key_listener.key_release()