/usr/share/pyshared/tryton/gui/window/view_form/view/form_gtk/reference.py is in tryton-client 2.2.1-1.
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 operator
import gtk
import gobject
import gettext
import math
from interface import WidgetInterface
from tryton.gui.window.win_search import WinSearch
from tryton.gui.window.win_form import WinForm
from tryton.gui.window.view_form.screen import Screen
from tryton.exceptions import TrytonServerError
import tryton.rpc as rpc
import tryton.common as common
from tryton.config import CONFIG
_ = gettext.gettext
class Reference(WidgetInterface):
def __init__(self, field_name, model_name, attrs=None):
super(Reference, self).__init__(field_name, model_name, attrs=attrs)
self.widget = gtk.HBox(spacing=0)
self.widget_combo = gtk.ComboBoxEntry()
child = self.widget_combo.get_child()
child.set_editable(False)
child.connect('changed',
self.sig_changed_combo)
child.connect('key_press_event', self.sig_key_pressed)
self.widget.pack_start(self.widget_combo, expand=False, fill=True)
self.widget.pack_start(gtk.Label('-'), expand=False, fill=False)
self.wid_text = gtk.Entry()
self.wid_text.set_property('width-chars', 13)
self.wid_text.connect('key_press_event', self.sig_key_press)
self.wid_text.connect_after('changed', self.sig_changed)
self.changed = True
self.wid_text.connect_after('activate', self.sig_activate)
self.wid_text.connect_after('focus-out-event', self.sig_focus_out,
True)
self.focus_out = True
self.widget.pack_start(self.wid_text, expand=True, fill=True)
self.but_open = gtk.Button()
img_find = gtk.Image()
img_find.set_from_stock('tryton-find', gtk.ICON_SIZE_SMALL_TOOLBAR)
img_open = gtk.Image()
img_open.set_from_stock('tryton-open', gtk.ICON_SIZE_SMALL_TOOLBAR)
self.but_open.set_image(img_find)
self.but_open.set_relief(gtk.RELIEF_NONE)
self.but_open.connect('clicked', self.sig_activate)
self.but_open.set_alignment(0.5, 0.5)
self.widget.pack_start(self.but_open, padding=2, expand=False,
fill=False)
self.but_new = gtk.Button()
img_new = gtk.Image()
img_new.set_from_stock('tryton-new', gtk.ICON_SIZE_SMALL_TOOLBAR)
self.but_new.set_image(img_new)
self.but_new.set_relief(gtk.RELIEF_NONE)
self.but_new.connect('clicked', self.sig_new)
self.but_new.set_alignment(0.5, 0.5)
self.widget.pack_start(self.but_new, expand=False, fill=False)
self.widget.set_focus_chain([self.widget_combo, self.wid_text])
tooltips = common.Tooltips()
tooltips.set_tip(self.but_open, _('Search / Open a record'))
tooltips.set_tip(self.but_new, _('Create a new record'))
tooltips.enable()
self._readonly = False
self._selection = {}
self._selection2 = {}
selection = attrs.get('selection', [])
if not isinstance(selection, (list, tuple)):
try:
selection = rpc.execute('model',
self.model_name, selection, rpc.CONTEXT)
except TrytonServerError, exception:
common.process_exception(exception)
selection = []
selection.sort(key=operator.itemgetter(1))
if selection:
pop = sorted((len(x) for x in selection), reverse=True)
average = sum(pop) / len(pop)
deviation = int(math.sqrt(sum((x - average)**2 for x in pop) /
len(pop)))
width = max(next((x for x in pop if x < (deviation * 4)), 10), 10)
else:
width = 10
child.set_width_chars(width)
self.set_popdown(selection)
self.last_key = (None, 0)
self.key_catalog = {}
def grab_focus(self):
return self.widget_combo.grab_focus()
def get_model(self):
child = self.widget_combo.get_child()
res = child.get_text()
return self._selection.get(res, False)
def set_popdown(self, selection):
model = gtk.ListStore(gobject.TYPE_STRING)
lst = []
for (i, j) in selection:
name = str(j)
lst.append(name)
self._selection[name] = i
self._selection2[i] = name
self.key_catalog = {}
for name in lst:
i = model.append()
model.set(i, 0, name)
if name:
key = name[0].lower()
self.key_catalog.setdefault(key, []).append(i)
self.widget_combo.set_model(model)
self.widget_combo.set_text_column(0)
return lst
def _readonly_set(self, value):
self._readonly = value
self.widget_combo.set_sensitive(not value)
self.wid_text.set_editable(not value)
self.but_new.set_sensitive(not value)
if value:
self.widget.set_focus_chain([])
else:
self.widget.set_focus_chain([self.widget_combo, self.wid_text])
def _color_widget(self):
return self.wid_text
def set_value(self, record, field):
return
def sig_activate(self, widget=None):
self.sig_focus_out(widget, None)
def sig_focus_out(self, widget, event, leave=False):
if not self.focus_out:
return
child = self.widget_combo.get_child()
self.changed = False
value = self.field.get_client(self.record)
self.focus_out = False
if not value:
model, (obj_id, name) = self.get_model() or '', (-1, '')
else:
try:
model, (obj_id, name) = value
except ValueError:
self.focus_out = True
return
if model and obj_id >= 0:
if not leave:
screen = Screen(model, mode=['form'])
screen.load([obj_id])
def callback(result):
if result and screen.save_current():
value = (screen.current_record.id,
screen.current_record.rec_name())
self.field.set_client(self.record, (model, value),
force_change=True)
self.focus_out = True
self.changed = True
self.display(self.record, self.field)
WinForm(screen, callback)
return
elif model:
if not self._readonly and ( self.wid_text.get_text() or not leave):
domain = self.field.domain_get(self.record)
context = self.field.context_get(self.record)
try:
if self.wid_text.get_text():
dom = [('rec_name', 'ilike',
'%' + self.wid_text.get_text() + '%'),
domain]
else:
dom = domain
ids = rpc.execute('model', model, 'search', dom, 0,
CONFIG['client.limit'], None, context)
except TrytonServerError, exception:
self.focus_out = True
self.changed = True
common.process_exception(exception)
return
if ids and len(ids) == 1:
self.field.set_client(self.record, (model, (ids[0], '')))
self.display(self.record, self.field)
self.focus_out = True
self.changed = True
return
def callback(ids):
if ids:
self.field.set_client(self.record, (model, (ids[0], '')))
self.focus_out = True
self.changed = True
self.display(self.record, self.field)
WinSearch(model, callback, sel_multi=False, ids=ids,
context=context, domain=domain)
return
self.field.set_client(self.record, ('', (name, name)))
self.focus_out = True
self.changed = True
self.display(self.record, self.field)
def sig_new(self, *args):
model = self.get_model()
if not model:
return
screen = Screen(model, mode=['form'])
def callback(result):
if result and screen.save_current():
value = (screen.current_record.id,
screen.current_record.rec_name())
self.field.set_client(self.record, (model, value))
WinForm(screen, callback, new=True)
def sig_key_press(self, widget, event):
editable = self.wid_text.get_editable()
if event.keyval == gtk.keysyms.F3 and editable:
self.sig_new(widget, event)
return True
elif event.keyval == gtk.keysyms.F2:
self.sig_focus_out(widget, event)
return True
elif event.keyval in (gtk.keysyms.Tab, gtk.keysyms.Return) and editable:
if self.field.get(self.record) or \
not self.wid_text.get_text():
return False
self.sig_focus_out(widget, event, leave=True)
return True
return False
def sig_changed_combo(self, *args):
if not self.changed:
return
self.wid_text.set_text('')
self.wid_text.set_position(0)
self.field.set_client(self.record, (self.get_model(), (-1, '')))
def sig_changed(self, *args):
if not self.changed:
return False
val = self.field.get_client(self.record)
if not val:
model, (obj_id, name) = '', (-1, '')
else:
model, (obj_id, name) = val
if self.get_model() and obj_id >= 0:
self.field.set_client(self.record, (self.get_model(), (-1, '')))
self.display(self.record, self.field)
return False
def display(self, record, field):
child = self.widget_combo.get_child()
self.changed = False
if not field:
child.set_text('')
child.set_position(0)
self.changed =True
return False
super(Reference, self).display(record, field)
value = field.get_client(record)
img = gtk.Image()
if not value:
model, (obj_id, name) = '', (-1, '')
else:
model, (obj_id, name) = value
if model:
child.set_text(self._selection2[model])
child.set_position(len(self._selection2[model]))
self.wid_text.set_text(name)
self.wid_text.set_position(len(name))
if obj_id >= 0:
img.set_from_stock('tryton-open', gtk.ICON_SIZE_SMALL_TOOLBAR)
self.but_open.set_image(img)
else:
img.set_from_stock('tryton-find', gtk.ICON_SIZE_SMALL_TOOLBAR)
self.but_open.set_image(img)
else:
child.set_text('')
child.set_position(0)
self.wid_text.set_text(str(name))
self.wid_text.set_position(len(str(name)))
img.set_from_stock('tryton-find', gtk.ICON_SIZE_SMALL_TOOLBAR)
self.but_open.set_image(img)
self.changed = True
def sig_key_pressed(self, *args):
key = args[1].string.lower()
if self.last_key[0] == key:
self.last_key[1] += 1
else:
self.last_key = [ key, 1 ]
if not self.key_catalog.has_key(key):
return
self.widget_combo.set_active_iter(
self.key_catalog[key][self.last_key[1] \
% len(self.key_catalog[key])])
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