#!/usr/bin/python
# -*- coding: utf-8 -*-
# Copyright (C) 2007,2008,2010 One Laptop per Child Association, Inc.
# Written by C. Scott Ananian <cscott@laptop.org>
#
# 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 import require_version
require_version('Gdk', '3.0')
require_version('Gtk', '3.0')
from gi.repository import Gdk
from gi.repository import Gtk
from gi.repository import Pango
try:
require_version('Vte', '2.91')
except:
require_version('Vte', '2.90')
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 list(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)
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.HORIZONTAL)
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', 'python3 %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__'
exec(compile(open(pippy_app_path, "rb").read(), pippy_app_path, 'exec'), g, g) # start pygame
sys.exit(0)
super(PyGameActivity, self).__init__(handle)
from gi.repository import GObject
from gi.repository import Gtk
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()
separator = Gtk.SeparatorToolItem()
separator.props.draw = False
separator.set_expand(True)
toolbox.toolbar.insert(separator, -1)
separator.show()
stop_button = StopButton(self)
toolbox.toolbar.insert(stop_button, -1)
stop_button.show()
toolbox.toolbar.show_all()
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())
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()