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Diffstat (limited to 'toolkit/src/sugar/graphics/window.py')
-rw-r--r-- | toolkit/src/sugar/graphics/window.py | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/toolkit/src/sugar/graphics/window.py b/toolkit/src/sugar/graphics/window.py new file mode 100644 index 0000000..e3bef6b --- /dev/null +++ b/toolkit/src/sugar/graphics/window.py @@ -0,0 +1,297 @@ +# Copyright (C) 2007, Red Hat, Inc. +# Copyright (C) 2009, Aleksey Lim, Sayamindu Dasgupta +# +# This library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2 of the License, or (at your option) any later version. +# +# This library 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 +# Lesser General Public License for more details. +# +# You should have received a copy of the GNU Lesser General Public +# License along with this library; if not, write to the +# Free Software Foundation, Inc., 59 Temple Place - Suite 330, +# Boston, MA 02111-1307, USA. + +""" +STABLE. +""" + +import gobject +import gtk +import warnings + +from sugar.graphics.icon import Icon +from sugar.graphics import palettegroup + + +_UNFULLSCREEN_BUTTON_VISIBILITY_TIMEOUT = 2 + + +class UnfullscreenButton(gtk.Window): + + def __init__(self): + gtk.Window.__init__(self) + + self.set_decorated(False) + self.set_resizable(False) + self.set_type_hint(gtk.gdk.WINDOW_TYPE_HINT_DIALOG) + + self.set_border_width(0) + + self.props.accept_focus = False + + #Setup estimate of width, height + w, h = gtk.icon_size_lookup(gtk.ICON_SIZE_LARGE_TOOLBAR) + self._width = w + self._height = h + + self.connect('size-request', self._size_request_cb) + + screen = self.get_screen() + screen.connect('size-changed', self._screen_size_changed_cb) + + self._button = gtk.Button() + self._button.set_relief(gtk.RELIEF_NONE) + + self._icon = Icon(icon_name='view-return', + icon_size=gtk.ICON_SIZE_LARGE_TOOLBAR) + self._icon.show() + self._button.add(self._icon) + + self._button.show() + self.add(self._button) + + def connect_button_press(self, cb): + self._button.connect('button-press-event', cb) + + def _reposition(self): + x = gtk.gdk.screen_width() - self._width + self.move(x, 0) + + def _size_request_cb(self, widget, req): + self._width = req.width + self._height = req.height + self._reposition() + + def _screen_size_changed_cb(self, screen): + self._reposition() + + +class Window(gtk.Window): + + def __init__(self, **args): + self._enable_fullscreen_mode = True + + gtk.Window.__init__(self, **args) + + self.connect('realize', self.__window_realize_cb) + self.connect('key-press-event', self.__key_press_cb) + + self._toolbar_box = None + self._alerts = [] + self._canvas = None + self.tray = None + + self.__vbox = gtk.VBox() + self.__hbox = gtk.HBox() + self.__vbox.pack_start(self.__hbox) + self.__hbox.show() + + self._event_box = gtk.EventBox() + self.__hbox.pack_start(self._event_box) + self._event_box.show() + self._event_box.add_events(gtk.gdk.POINTER_MOTION_HINT_MASK + | gtk.gdk.POINTER_MOTION_MASK) + self._event_box.connect('motion-notify-event', self.__motion_notify_cb) + + self.add(self.__vbox) + self.__vbox.show() + + self._is_fullscreen = False + self._unfullscreen_button = UnfullscreenButton() + self._unfullscreen_button.set_transient_for(self) + self._unfullscreen_button.connect_button_press( + self.__unfullscreen_button_pressed) + self._unfullscreen_button_timeout_id = None + + def reveal(self): + """ Make window active + + In contrast with present(), brings window to the top + even after invoking on response on non-gtk events. + See #1423. + """ + if self.window is None: + self.show() + return + timestamp = gtk.get_current_event_time() + if not timestamp: + timestamp = gtk.gdk.x11_get_server_time(self.window) + self.window.focus(timestamp) + + def fullscreen(self): + palettegroup.popdown_all() + if self._toolbar_box is not None: + self._toolbar_box.hide() + if self.tray is not None: + self.tray.hide() + + self._is_fullscreen = True + + if self.props.enable_fullscreen_mode: + self._unfullscreen_button.show() + + if self._unfullscreen_button_timeout_id is not None: + gobject.source_remove(self._unfullscreen_button_timeout_id) + self._unfullscreen_button_timeout_id = None + + self._unfullscreen_button_timeout_id = \ + gobject.timeout_add_seconds( \ + _UNFULLSCREEN_BUTTON_VISIBILITY_TIMEOUT, \ + self.__unfullscreen_button_timeout_cb) + + def unfullscreen(self): + if self._toolbar_box is not None: + self._toolbar_box.show() + if self.tray is not None: + self.tray.show() + + self._is_fullscreen = False + + if self.props.enable_fullscreen_mode: + self._unfullscreen_button.hide() + + if self._unfullscreen_button_timeout_id: + gobject.source_remove(self._unfullscreen_button_timeout_id) + self._unfullscreen_button_timeout_id = None + + def set_canvas(self, canvas): + if self._canvas: + self._event_box.remove(self._canvas) + + if canvas: + self._event_box.add(canvas) + + self._canvas = canvas + self.__vbox.set_focus_child(self._canvas) + + def get_canvas(self): + return self._canvas + + canvas = property(get_canvas, set_canvas) + + def get_toolbar_box(self): + return self._toolbar_box + + def set_toolbar_box(self, toolbar_box): + if self._toolbar_box: + self.__vbox.remove(self._toolbar_box) + + self.__vbox.pack_start(toolbar_box, False) + self.__vbox.reorder_child(toolbar_box, 0) + + self._toolbar_box = toolbar_box + + toolbar_box = property(get_toolbar_box, set_toolbar_box) + + def set_tray(self, tray, position): + if self.tray: + box = self.tray.get_parent() + box.remove(self.tray) + + if position == gtk.POS_LEFT: + self.__hbox.pack_start(tray, False) + elif position == gtk.POS_RIGHT: + self.__hbox.pack_end(tray, False) + elif position == gtk.POS_BOTTOM: + self.__vbox.pack_end(tray, False) + + self.tray = tray + + def add_alert(self, alert): + self._alerts.append(alert) + if len(self._alerts) == 1: + self.__vbox.pack_start(alert, False) + if self._toolbar_box is not None: + self.__vbox.reorder_child(alert, 1) + else: + self.__vbox.reorder_child(alert, 0) + + def remove_alert(self, alert): + if alert in self._alerts: + self._alerts.remove(alert) + # if the alert is the visible one on top of the queue + if alert.get_parent() is not None: + self.__vbox.remove(alert) + if len(self._alerts) >= 1: + self.__vbox.pack_start(self._alerts[0], False) + if self._toolbar_box is not None: + self.__vbox.reorder_child(self._alerts[0], 1) + else: + self.__vbox.reorder_child(self._alert[0], 0) + + def __window_realize_cb(self, window): + group = gtk.Window() + group.realize() + window.window.set_group(group.window) + + def __key_press_cb(self, widget, event): + key = gtk.gdk.keyval_name(event.keyval) + if event.state & gtk.gdk.MOD1_MASK: + if self.tray is not None and key == 'space': + self.tray.props.visible = not self.tray.props.visible + return True + elif key == 'Escape' and self._is_fullscreen and \ + self.props.enable_fullscreen_mode: + self.unfullscreen() + return True + return False + + def __unfullscreen_button_pressed(self, widget, event): + self.unfullscreen() + + def __motion_notify_cb(self, widget, event): + if self._is_fullscreen and self.props.enable_fullscreen_mode: + if not self._unfullscreen_button.props.visible: + self._unfullscreen_button.show() + else: + # Reset the timer + if self._unfullscreen_button_timeout_id is not None: + gobject.source_remove(self._unfullscreen_button_timeout_id) + self._unfullscreen_button_timeout_id = None + + self._unfullscreen_button_timeout_id = \ + gobject.timeout_add_seconds( \ + _UNFULLSCREEN_BUTTON_VISIBILITY_TIMEOUT, \ + self.__unfullscreen_button_timeout_cb) + return False + + def __unfullscreen_button_timeout_cb(self): + self._unfullscreen_button.hide() + self._unfullscreen_button_timeout_id = None + return False + + def set_enable_fullscreen_mode(self, enable_fullscreen_mode): + self._enable_fullscreen_mode = enable_fullscreen_mode + + def get_enable_fullscreen_mode(self): + return self._enable_fullscreen_mode + + enable_fullscreen_mode = gobject.property(type=object, + setter=set_enable_fullscreen_mode, getter=get_enable_fullscreen_mode) + + # DEPRECATED + + def set_toolbox(self, toolbar_box): + warnings.warn('use toolbar_box instead of toolbox', DeprecationWarning) + self.set_toolbar_box(toolbar_box) + + def get_toolbox(self): + warnings.warn('use toolbar_box instead of toolbox', DeprecationWarning) + return self._toolbar_box + + toolbox = property(get_toolbox, set_toolbox) |