doc/book/_maybe_to_integrate/template.rst
author Nicolas Chauvat <nicolas.chauvat@logilab.fr>
Wed, 28 Nov 2012 11:44:15 +0100
branchstable
changeset 8604 7bacc4f21edc
parent 1714 a721966779be
child 12792 e2cdb1be6bd9
permissions -rw-r--r--
[web/views] bugfix: the mime type is text/plain, not text/txt (closes #2526345)
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
1714
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
     1
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
     2
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
     3
Templates
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
     4
---------
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
     5
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
     6
*Templates* are specific views that do not depend on a result set. The basic
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
     7
class `Template` (`cubicweb.common.view`) is derived from the class `View`.
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
     8
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
     9
To build a HTML page, a *main template* is used. In general, the template of
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
    10
identifier `main` is the one to use (it is not used in case an error is raised or for
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
    11
the login form for example). This template uses other templates in addition
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
    12
to the views which depends on the content to generate the HTML page to return.
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
    13
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
    14
A *template* is responsible for:
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
    15
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
    16
1. executing RQL query of data to render if necessary
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
    17
2. identifying the view to use to render data if it is not specified
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
    18
3. composing the HTML page to return
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
    19
a721966779be new book layout, do not compile yet
sylvain.thenault@logilab.fr
parents:
diff changeset
    20
You will find out more about templates in :ref:`templates`.