web/views/pyviews.py
author Denis Laxalde <denis.laxalde@logilab.fr>
Fri, 26 Jul 2013 13:47:52 +0200
branchstable
changeset 9196 13461cb8ff40
parent 8190 2a3c1b787688
child 10609 e2d8e81bfe68
permissions -rw-r--r--
[editcontrollers] Account for role in the ordering of entities (Complements #3031719) Only role='object' was correctly accounted for by 570208f74a84
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# copyright 2003-2011 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
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#
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# This file is part of CubicWeb.
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#
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# CubicWeb is free software: you can redistribute it and/or modify it under the
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# terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation, either version 2.1 of the License, or (at your option)
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# any later version.
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#
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# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Lesser General Public License along
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# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
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"""Basic views for python values (eg without any result set)
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"""
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__docformat__ = "restructuredtext en"
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from cubicweb.view import View
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from cubicweb.predicates import match_kwargs
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from cubicweb.web.views import tableview
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class PyValTableColRenderer(tableview.AbstractColumnRenderer):
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    """Default column renderer for :class:`PyValTableView`."""
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    def bind(self, view, colid):
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        super(PyValTableColRenderer, self).bind(view, colid)
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        self.header = view.headers[colid] if view.headers else None
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        self.data = view.pyvalue
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    def render_header(self, w):
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        if self.header:
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            w(self._cw._(self.header))
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        else:
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            w(self.empty_cell_content)
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    def render_cell(self, w, rownum):
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        w(unicode(self.data[rownum][self.colid]))
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class PyValTableView(tableview.TableMixIn, View):
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    """This table view is designed to be used a list of list of unicode values
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    given as a mandatory `pyvalue` argument. Take care, content is NOT
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    xml-escaped.
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    It's configured through the following selection arguments.
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    If `headers` is specified, it is expected to be a list of headers to be
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    inserted as first row (in <thead>).
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    `header_column_idx` may be used to specify a column index or a set of column
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    indiced where values should be inserted inside <th> tag instead of <td>.
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    `cssclass` is the CSS class used on the <table> tag, and default to
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    'listing' (so that the table will look similar to those generated by the
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    table view).
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    """
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    __regid__ = 'pyvaltable'
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    __select__ = match_kwargs('pyvalue')
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    default_column_renderer_class = PyValTableColRenderer
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    paginable = False # not supported
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    headers = None
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    cssclass = None
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    domid = None
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    def __init__(self, req, pyvalue, headers=None, cssclass=None,
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                 header_column_idx=None, **kwargs):
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        super(PyValTableView, self).__init__(req, **kwargs)
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        self.pyvalue = pyvalue
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        if headers is not None:
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            self.headers = headers
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        elif self.headers: # headers set on a class attribute, translate
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            self.headers = [self._cw._(header) for header in self.headers]
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        if cssclass is not None:
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            self.cssclass = cssclass
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        self.header_column_idx = header_column_idx
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    @property
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    def layout_args(self):
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        args = {}
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        if self.cssclass:
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            args['cssclass'] = self.cssclass
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        if self.header_column_idx is not None:
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            args['header_column_idx'] = self.header_column_idx
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        return args
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    # layout callbacks #########################################################
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    @property
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    def table_size(self):
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        """return the number of rows (header excluded) to be displayed"""
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        return len(self.pyvalue)
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    @property
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    def has_headers(self):
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        return self.headers
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    def build_column_renderers(self):
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        return [self.column_renderer(colid)
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                for colid in xrange(len(self.pyvalue[0]))]
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    def facets_form(self, mainvar=None):
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        return None # not supported
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    def table_actions(self):
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        return [] # not supported
1987
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class PyValListView(View):
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    """display a list of values into an html list.
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    Take care, content is NOT xml-escaped.
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    """
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    __regid__ = 'pyvallist'
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    __select__ = match_kwargs('pyvalue')
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    def call(self, pyvalue):
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        self.w(u'<ul>\n')
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        for line in pyvalue:
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            self.w(u'<li>%s</li>\n' % line)
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        self.w(u'</ul>\n')