#!/usr/bin/python # -*- coding: utf-8 -*- # Copyright (C) 2007,2008,2010 One Laptop per Child Association, Inc. # Written by C. Scott Ananian # # 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 """Pippy activity helper classes.""" import logging from gettext import gettext as _ from gi.repository import Gtk from gi.repository import Gdk from gi.repository import Pango from gi.repository import Vte from gi.repository import GLib from sugar3.activity import activity from sugar3.activity.widgets import ActivityToolbarButton from sugar3.activity.widgets import StopButton from sugar3.graphics.toolbarbox import ToolbarBox class ViewSourceActivity(activity.Activity): """Activity subclass which handles the 'view source' key.""" def __init__(self, handle, **kwargs): super(ViewSourceActivity, self).__init__(handle, **kwargs) self.__source_object_id = None # XXX: persist this across invocations? self.connect('key-press-event', self._key_press_cb) self._pid = None def _key_press_cb(self, widget, event): if Gdk.keyval_name(event.keyval) == 'XF86Start': self.view_source() return True return False def view_source(self): """Implement the 'view source' key by saving pippy_app.py to the datastore, and then telling the Journal to view it.""" if self.__source_object_id is None: from sugar3 import profile from sugar3.datastore import datastore from sugar3.activity.activity import (get_bundle_name, get_bundle_path) import os.path jobject = datastore.create() metadata = { 'title': _('%s Source') % get_bundle_name(), 'title_set_by_user': '1', 'suggested_filename': 'pippy_app.py', 'icon-color': profile.get_color().to_string(), 'mime_type': 'text/x-python', } for k, v in metadata.items(): jobject.metadata[k] = v # dict.update method is missing =( jobject.file_path = os.path.join(get_bundle_path(), 'pippy_app.py') datastore.write(jobject) self.__source_object_id = jobject.object_id jobject.destroy() self.journal_show_object(self.__source_object_id) def journal_show_object(self, object_id): """Invoke journal_show_object from sugar.activity.activity if it exists.""" try: from sugar3.activity.activity import show_object_in_journal show_object_in_journal(object_id) except ImportError: pass # no love from sugar. TARGET_TYPE_TEXT = 80 class VteActivity(ViewSourceActivity): """Activity subclass built around the Vte terminal widget.""" def __init__(self, handle): super(VteActivity, self).__init__(handle) self.max_participants = 1 # no sharing toolbox = ToolbarBox() activity_button_toolbar = ActivityToolbarButton(self) toolbox.toolbar.insert(activity_button_toolbar, 0) activity_button_toolbar.show() self.set_toolbar_box(toolbox) toolbox.show() self.toolbar = toolbox.toolbar ''' # add 'copy' icon from standard toolbar. edittoolbar = activity.EditToolbar() edittoolbar.copy.set_tooltip(_('Copy selected text to clipboard')) edittoolbar.copy.connect('clicked', self._on_copy_clicked_cb) edittoolbar.paste.connect('clicked', self._on_paste_clicked_cb) # as long as nothing is selected, copy needs to be insensitive. edittoolbar.copy.set_sensitive(False) toolbox.add_toolbar(_('Edit'), edittoolbar) edittoolbar.show() self._copy_button = edittoolbar.copy ''' separator = Gtk.SeparatorToolItem() separator.props.draw = False separator.set_expand(True) toolbox.toolbar.insert(separator, -1) separator.show() stop_button = StopButton(self) stop_button.props.accelerator = 'q' toolbox.toolbar.insert(stop_button, -1) stop_button.show() toolbox.toolbar.show_all() # creates vte widget self._vte = Vte.Terminal() self._vte.set_size(30, 5) self._vte.set_size_request(200, 300) font = 'Monospace 10' self._vte.set_font(Pango.FontDescription(font)) self._vte.set_colors(Gdk.color_parse('#000000'), Gdk.color_parse('#E7E7E7'), []) ''' self._vte.connect('selection-changed', self._on_selection_changed_cb) # FIXME It does not work because it expects and receives # StructMeta Gtk.TargetEntry # #self._vte.drag_dest_set(Gtk.DestDefaults.ALL, # [("text/plain", 0, TARGET_TYPE_TEXT)], # Gdk.DragAction.COPY) self._vte.connect('drag_data_received', self._on_drop_cb) ''' # ...and its scrollbar vtebox = Gtk.Box(orientation=Gtk.Orientation.VERTICAL) vtebox.pack_start(self._vte, True, True, 0) vtesb = Gtk.Scrollbar(orientation=Gtk.Orientation.VERTICAL) # vtesb.set_adjustment(self._vte.get_adjustment()) vtesb.show() vtebox.pack_start(vtesb, False, False, 0) self.set_canvas(vtebox) self.show_all() ''' # hide the buttons we don't use. toolbar.share.hide() # this should share bundle. edittoolbar.undo.hide() edittoolbar.redo.hide() edittoolbar.separator.hide() ''' # now start subprocess. self._vte.connect('child-exited', self.on_child_exit) self._vte.grab_focus() bundle_path = activity.get_bundle_path() # the 'sleep 1' works around a bug with the command dying before # the vte widget manages to snarf the last bits of its output logging.error(bundle_path) self._pid = self._vte.fork_command_full( Vte.PtyFlags.DEFAULT, bundle_path, ['/bin/sh', '-c', 'python %s/pippy_app.py; sleep 1' % bundle_path], ["PYTHONPATH=%s/library" % bundle_path], GLib.SpawnFlags.DO_NOT_REAP_CHILD, None, None,) def _on_copy_clicked_cb(self, widget): if self._vte.get_has_selection(): self._vte.copy_clipboard() def _on_paste_clicked_cb(self, widget): self._vte.paste_clipboard() def _on_selection_changed_cb(self, widget): self._copy_button.set_sensitive(self._vte.get_has_selection()) def _on_drop_cb(self, widget, context, x, y, selection, targetType, time): if targetType == TARGET_TYPE_TEXT: self._vte.feed_child(selection.data) def on_child_exit(self, widget): """This method is invoked when the user's script exits.""" pass # override in subclass class PyGameActivity(ViewSourceActivity): """Activity wrapper for a pygame.""" def __init__(self, handle): # fork pygame before we initialize the activity. import os import pygame import sys pygame.init() windowid = pygame.display.get_wm_info()['wmwindow'] self.child_pid = os.fork() if self.child_pid == 0: bp = activity.get_bundle_path() library_path = os.path.join(bp, 'library') pippy_app_path = os.path.join(bp, 'pippy_app.py') sys.path[0:0] = [library_path] g = globals() g['__name__'] = '__main__' execfile(pippy_app_path, g, g) # start pygame sys.exit(0) super(PyGameActivity, self).__init__(handle) from gi.repository import GObject from gi.repository import Gtk toolbox = activity.ActivityToolbox(self) toolbar = toolbox.get_activity_toolbar() self.set_toolbox(toolbox) toolbox.show() socket = Gtk.Socket() socket.set_flags(socket.flags() | Gtk.CAN_FOCUS) socket.show() self.set_canvas(socket) socket.add_id(windowid) self.show_all() socket.grab_focus() GObject.child_watch_add(self.child_pid, lambda pid, cond: self.close()) # hide the buttons we don't use. toolbar.share.hide() # this should share bundle. toolbar.keep.hide() def _main(): """Launch this activity from the command line.""" pass ''' from sugar3.activity import activityfactory # from sugar3.activity.registry import ActivityInfo from sugar3.bundle.activitybundle import ActivityBundle import os ab = ActivityBundle(os.path.dirname(__file__) or '.') ai = ActivityInfo(name=ab.get_name(), icon=None, bundle_id=ab.get_bundle_id(), version=ab.get_activity_version(), path=ab.get_path(), show_launcher=ab.get_show_launcher(), command=ab.get_command(), favorite=True, installation_time=ab.get_installation_time(), position_x=0, position_y=0) env = activityfactory.get_environment(ai) cmd_args = activityfactory.get_command(ai) os.execvpe(cmd_args[0], cmd_args, env) ''' if __name__ == '__main__': _main()