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path: root/src/sugar/graphics/window.py
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-rw-r--r--src/sugar/graphics/window.py216
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diff --git a/src/sugar/graphics/window.py b/src/sugar/graphics/window.py
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+# Copyright (C) 2007, Red Hat, Inc.
+#
+# 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
+
+from sugar.graphics.icon import Icon
+
+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('window-state-event', self.__window_state_event_cb)
+ self.connect('key-press-event', self.__key_press_cb)
+
+ self.toolbox = 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.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)
+
+ def set_canvas(self, canvas):
+ if self.canvas:
+ self._event_box.remove(self.canvas)
+
+ if canvas:
+ self._event_box.add(canvas)
+
+ self.canvas = canvas
+
+ def set_toolbox(self, toolbox):
+ if self.toolbox:
+ self._vbox.remove(self.toolbox)
+
+ self._vbox.pack_start(toolbox, False)
+ self._vbox.reorder_child(toolbox, 0)
+
+ self.toolbox = toolbox
+
+ 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.toolbox 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.toolbox 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 __window_state_event_cb(self, window, event):
+ if not (event.changed_mask & gtk.gdk.WINDOW_STATE_FULLSCREEN):
+ return False
+
+ if event.new_window_state & gtk.gdk.WINDOW_STATE_FULLSCREEN:
+ if self.toolbox is not None:
+ self.toolbox.hide()
+ if self.tray is not None:
+ self.tray.hide()
+
+ self._is_fullscreen = True
+ if self.props.enable_fullscreen_mode:
+ self._unfullscreen_button.show()
+
+ else:
+ if self.toolbox is not None:
+ self.toolbox.show()
+ if self.tray is not None:
+ self.tray.show()
+
+ self._is_fullscreen = False
+ if self.props.enable_fullscreen_mode:
+ self._unfullscreen_button.hide()
+
+ def __key_press_cb(self, widget, event):
+ key = gtk.gdk.keyval_name(event.keyval)
+ if event.state & gtk.gdk.MOD1_MASK:
+ if 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 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)
+