+++ /dev/null
-from django import forms
-from django.conf import settings
-from django.contrib.admin.widgets import FilteredSelectMultiple, url_params_from_lookup_dict
-from django.utils.translation import ugettext as _
-from django.utils.safestring import mark_safe
-from django.utils.text import truncate_words
-from django.utils.html import escape
-
-
-class ModelLookupWidget(forms.TextInput):
- # is_hidden = False
-
- def __init__(self, content_type, attrs=None, limit_choices_to=None):
- self.content_type = content_type
- self.limit_choices_to = limit_choices_to
- super(ModelLookupWidget, self).__init__(attrs)
-
- def render(self, name, value, attrs=None):
- related_url = '../../../%s/%s/' % (self.content_type.app_label, self.content_type.model)
- params = url_params_from_lookup_dict(self.limit_choices_to)
- if params:
- url = u'?' + u'&'.join([u'%s=%s' % (k, v) for k, v in params.items()])
- else:
- url = u''
- if attrs is None:
- attrs = {}
- if "class" not in attrs:
- attrs['class'] = 'vForeignKeyRawIdAdminField'
- output = [super(ModelLookupWidget, self).render(name, value, attrs)]
- output.append('<a href="%s%s" class="related-lookup" id="lookup_id_%s" onclick="return showRelatedObjectLookupPopup(this);">' % (related_url, url, name))
- output.append('<img src="%simg/admin/selector-search.gif" width="16" height="16" alt="%s" />' % (settings.ADMIN_MEDIA_PREFIX, _('Lookup')))
- output.append('</a>')
- if value:
- value_class = self.content_type.model_class()
- try:
- value_object = value_class.objects.get(pk=value)
- output.append(' <strong>%s</strong>' % escape(truncate_words(value_object, 14)))
- except value_class.DoesNotExist:
- pass
- return mark_safe(u''.join(output))
-
-
-class TagFilteredSelectMultiple(FilteredSelectMultiple):
- """
- A SelectMultiple with a JavaScript filter interface.
-
- Note that the resulting JavaScript assumes that the jsi18n
- catalog has been loaded in the page
- """
- class Media:
- js = (
- settings.ADMIN_MEDIA_PREFIX + "js/core.js",
- settings.ADMIN_MEDIA_PREFIX + "js/SelectBox.js",
- settings.ADMIN_MEDIA_PREFIX + "js/SelectFilter2.js",
- settings.ADMIN_MEDIA_PREFIX + "js/TagCreation.js",
- )
-
- def render(self, name, value, attrs=None, choices=()):
- if attrs is None: attrs = {}
- attrs['class'] = 'selectfilter'
- if self.is_stacked: attrs['class'] += 'stacked'
- output = [super(FilteredSelectMultiple, self).render(name, value, attrs, choices)]
- output.append(u'<script type="text/javascript">addEvent(window, "load", function(e) {')
- # TODO: "id_" is hard-coded here. This should instead use the correct
- # API to determine the ID dynamically.
- output.append(u'SelectFilter.init("id_%s", "%s", %s, "%s"); tagCreation.init("id_%s"); });</script>\n' % \
- (name, self.verbose_name.replace('"', '\\"'), int(self.is_stacked), settings.ADMIN_MEDIA_PREFIX, name))
- return mark_safe(u''.join(output))
\ No newline at end of file