/usr/share/pyshared/tryton/gui/window/view_form/view/list_gtk/editabletree.py is in tryton-client 3.0.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#this repository contains the full copyright notices and license terms.
import gtk
import parser
import gettext
import gobject
from itertools import islice, cycle
from tryton.common import MODELACCESS
from tryton.common.date_widget import DateEntry
_ = gettext.gettext
class TreeView(gtk.TreeView):
def __init__(self):
super(TreeView, self).__init__()
self.cells = {}
def next_column(self, path, column=None, editable=True, _sign=1):
columns = self.get_columns()
if column is None:
column = columns[-1 * _sign]
model = self.get_model()
record = model.get_value(model.get_iter(path), 0)
if _sign < 0:
columns.reverse()
current_idx = columns.index(column) + 1
for column in islice(cycle(columns), current_idx,
len(columns) + current_idx):
if not column.name:
continue
field = record[column.name]
field.state_set(record, states=('readonly', 'invisible'))
invisible = field.get_state_attrs(record).get('invisible', False)
if editable:
readonly = field.get_state_attrs(record).get('readonly', False)
else:
readonly = False
if not (invisible or readonly):
break
return column
def prev_column(self, path, column=None, editable=True):
return self.next_column(path, column=column, editable=editable,
_sign=-1)
class EditableTreeView(TreeView):
leaving_record_events = (gtk.keysyms.Up, gtk.keysyms.Down,
gtk.keysyms.Return)
leaving_events = leaving_record_events + (gtk.keysyms.Tab,
gtk.keysyms.ISO_Left_Tab, gtk.keysyms.KP_Enter)
def __init__(self, position):
super(EditableTreeView, self).__init__()
self.editable = position
def on_quit_cell(self, current_record, fieldname, value, callback=None):
field = current_record[fieldname]
cell = self.cells[fieldname]
# The value has not changed and is valid ... do nothing.
if value == cell.get_textual_value(current_record) \
and field.validate(current_record):
if callback:
callback()
return
try:
cell.value_from_text(current_record, value, callback=callback)
except parser.UnsettableColumn:
return
def on_open_remote(self, current_record, fieldname, create, value,
entry=None, callback=None):
cell = self.cells[fieldname]
if value != cell.get_textual_value(current_record) or not value:
changed = True
else:
changed = False
try:
cell.open_remote(current_record, create, changed, value,
callback=callback)
except NotImplementedError:
pass
def on_create_line(self):
access = MODELACCESS[self.screen.model_name]
model = self.get_model()
if not access['create'] or (self.screen.size_limit is not None
and (len(model) >= self.screen.size_limit >= 0)):
return
if self.editable == 'top':
method = model.prepend
else:
method = model.append
new_record = model.group.new()
res = method(new_record)
return res
def set_cursor(self, path, focus_column=None, start_editing=False):
self.grab_focus()
if focus_column and (focus_column._type in ('boolean')):
start_editing = False
super(EditableTreeView, self).set_cursor(path, focus_column,
start_editing)
def set_value(self):
path, column = self.get_cursor()
model = self.get_model()
if not path or not column or not column.name:
return True
record = model.get_value(model.get_iter(path), 0)
field = record[column.name]
if hasattr(field, 'editabletree_entry'):
entry = field.editabletree_entry
if isinstance(entry, gtk.Entry):
txt = entry.get_text()
else:
txt = entry.get_active_text()
self.on_quit_cell(record, column.name, txt)
return True
def on_keypressed(self, entry, event):
path, column = self.get_cursor()
model = self.get_model()
record = model.get_value(model.get_iter(path), 0)
leaving = False
if event.keyval == gtk.keysyms.Right:
if isinstance(entry, gtk.Entry):
if entry.get_position() >= \
len(entry.get_text().decode('utf-8')) \
and not entry.get_selection_bounds():
leaving = True
else:
leaving = True
elif event.keyval == gtk.keysyms.Left:
if isinstance(entry, gtk.Entry):
if entry.get_position() <= 0 \
and not entry.get_selection_bounds():
leaving = True
else:
leaving = True
if event.keyval in self.leaving_events or leaving:
if isinstance(entry, gtk.Entry):
if isinstance(entry, DateEntry):
entry.date_get()
txt = entry.get_text()
else:
txt = entry.get_active_text()
keyval = event.keyval
entry.handler_block(entry.editing_done_id)
def callback():
entry.handler_unblock(entry.editing_done_id)
field = record[column.name]
# Must wait the edited entry came back in valid state
if field.validate(record):
if (keyval in (gtk.keysyms.Tab, gtk.keysyms.KP_Enter)
or (keyval == gtk.keysyms.Right and leaving)):
gobject.idle_add(self.set_cursor, path,
self.next_column(path, column), True)
elif (keyval == gtk.keysyms.ISO_Left_Tab
or (keyval == gtk.keysyms.Left and leaving)):
gobject.idle_add(self.set_cursor, path,
self.prev_column(path, column), True)
elif keyval in self.leaving_record_events:
fields = self.cells.keys()
if not record.validate(fields):
invalid_fields = record.invalid_fields
col = None
for col in self.get_columns():
if col.name in invalid_fields:
break
gobject.idle_add(self.set_cursor, path, col, True)
return
if ((self.screen.pre_validate
and not record.pre_validate())
or (not self.screen.parent
and not record.save())):
gobject.idle_add(self.set_cursor, path, column,
True)
return
entry.handler_block(entry.editing_done_id)
if keyval == gtk.keysyms.Up:
self._key_up(path, model, column)
elif keyval == gtk.keysyms.Down:
self._key_down(path, model, column)
elif keyval == gtk.keysyms.Return:
if self.editable == 'top':
new_path = self._key_up(path, model)
else:
new_path = self._key_down(path, model)
gobject.idle_add(self.set_cursor, new_path,
self.next_column(new_path), True)
entry.handler_unblock(entry.editing_done_id)
else:
gobject.idle_add(self.set_cursor, path, column, True)
self.on_quit_cell(record, column.name, txt, callback=callback)
return True
elif event.keyval in (gtk.keysyms.F3, gtk.keysyms.F2):
if isinstance(entry, gtk.Entry):
value = entry.get_text()
else:
value = entry.get_active_text()
entry.handler_block(entry.editing_done_id)
def callback():
cell = self.cells[column.name]
value = cell.get_textual_value(record)
if isinstance(entry, gtk.Entry):
entry.set_text(value)
else:
entry.set_active_text(value)
entry.handler_unblock(entry.editing_done_id)
self.on_open_remote(record, column.name,
create=(event.keyval == gtk.keysyms.F3), value=value,
callback=callback)
else:
field = record[column.name]
if isinstance(entry, gtk.Entry):
entry.set_max_length(int(field.attrs.get('size', 0)))
# store in the record the entry widget to get the value in
# set_value
field.editabletree_entry = entry
def remove_widget(cell):
if hasattr(field, 'editabletree_entry'):
del field.editabletree_entry
entry.connect('remove-widget', remove_widget)
record.modified_fields.setdefault(column.name)
return False
return True
def _key_down(self, path, model, column=None):
if path[0] == len(model) - 1 and self.editable == 'bottom':
self.on_create_line()
new_path = (path[0] + 1) % len(model)
if not column:
column = self.next_column(new_path)
self.set_cursor(new_path, column, True)
self.scroll_to_cell(new_path)
return new_path
def _key_up(self, path, model, column=None):
if path[0] == 0 and self.editable == 'top':
self.on_create_line()
new_path = 0
else:
new_path = (path[0] - 1) % len(model)
if not column:
column = self.next_column(new_path)
self.set_cursor(new_path, column, True)
self.scroll_to_cell(new_path)
return new_path
def on_editing_done(self, entry):
path, column = self.get_cursor()
if not path:
return True
model = self.get_model()
record = model.get_value(model.get_iter(path), 0)
if isinstance(entry, gtk.Entry):
if isinstance(entry, DateEntry):
entry.date_get()
self.on_quit_cell(record, column.name, entry.get_text())
elif isinstance(entry, (gtk.ComboBoxEntry, gtk.ComboBox)):
self.on_quit_cell(record, column.name, entry.get_active_text())
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