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from sugar.activity import activity
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)
def _key_press_cb(self, widget, event):
import gtk
if gtk.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 sugar import profile
from sugar.datastore import datastore
from sugar.activity.activity import get_bundle_name, get_bundle_path
from gettext import gettext as _
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 sugar.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):
def __init__(self, handle):
import gtk, pango, vte
from sugar.graphics.toolbutton import ToolButton
from gettext import gettext as _
super(VteActivity, self).__init__(handle)
toolbox = activity.ActivityToolbox(self)
toolbar = toolbox.get_activity_toolbar()
self.set_toolbox(toolbox)
toolbox.show()
# 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
# 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(gtk.gdk.color_parse ('#000000'),
gtk.gdk.color_parse ('#E7E7E7'),
[])
self._vte.connect('selection-changed', self._on_selection_changed_cb)
self._vte.drag_dest_set(gtk.DEST_DEFAULT_ALL,
[ ( "text/plain", 0, TARGET_TYPE_TEXT ) ],
gtk.gdk.ACTION_COPY)
self._vte.connect('drag_data_received', self._on_drop_cb)
# ...and its scrollbar
vtebox = gtk.HBox()
vtebox.pack_start(self._vte)
vtesb = gtk.VScrollbar(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.
toolbar.keep.hide()
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
self._pid = self._vte.fork_command \
(command='/bin/sh',
argv=['/bin/sh','-c',
'python %s/pippy_app.py; sleep 1' % bundle_path],
envv=["PYTHONPATH=%s/library" % bundle_path],
directory=bundle_path)
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, pygame, sys
pygame.init()
windowid = pygame.display.get_wm_info()['wmwindow']
self.child_pid = os.fork()
if self.child_pid == 0:
library_path = os.path.join(activity.get_bundle_path(), 'library')
pippy_app_path = os.path.join(activity.get_bundle_path(), '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)
import gobject, gtk, os
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()
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