diff options
Diffstat (limited to 'src/view/frame/frame.py')
| -rw-r--r-- | src/view/frame/frame.py | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/src/view/frame/frame.py b/src/view/frame/frame.py new file mode 100644 index 0000000..e8f8fa4 --- /dev/null +++ b/src/view/frame/frame.py @@ -0,0 +1,272 @@ +# 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.friendstray import FriendsTray +from view.frame.framewindow import FrameWindow +from view.frame.clipboardpanelwindow import ClipboardPanelWindow +from model.shellmodel import ShellModel + +_FRAME_HIDING_DELAY = 500 + +class _Animation(animator.Animation): + def __init__(self, frame, end): + start = frame.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): + self._show_frame() + + def mouse_leave(self): + if self._frame.mode == Frame.MODE_MOUSE: + self._hide_frame() + + def _show_frame(self): + if self._hide_sid != 0: + gobject.source_remove(self._hide_sid) + self._frame.show(Frame.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): + def __init__(self, frame): + self._frame = frame + + def key_press(self): + if self._frame.visible: + if self._frame.mode == Frame.MODE_KEYBOARD: + self._frame.hide() + else: + self._frame.show(Frame.MODE_KEYBOARD) + +class Frame(object): + MODE_MOUSE = 0 + MODE_KEYBOARD = 1 + MODE_NON_INTERACTIVE = 2 + + def __init__(self, shell): + self.mode = None + + 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._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) + + self.move(1.0) + + def is_visible(self): + return self.current_position != 0.0 + + def hide(self): + 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.mode = None + + def show(self, mode): + if self.visible: + return + if self._animator: + self._animator.stop() + + self._shell.take_activity_screenshot() + + self.mode = mode + + self._animator = animator.Animator(0.5) + self._animator.add(_Animation(self, 1.0)) + self._animator.start() + + self._event_area.hide() + + 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 _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(self.MODE_NON_INTERACTIVE) + gobject.timeout_add(2000, lambda: self.hide()) + + def _enter_notify_cb(self, window, event): + if event.detail != gtk.gdk.NOTIFY_INFERIOR: + self._mouse_listener.mouse_enter() + + def _leave_notify_cb(self, window, event): + if event.detail == gtk.gdk.NOTIFY_INFERIOR: + return + + if not self._is_hover() and not self._palette_group.is_up(): + 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() + + visible = property(is_visible, None) |