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@@ -10,8 +10,8 @@ The ``Paginator`` class
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Under the hood, all methods of pagination use the
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:class:`~django.core.paginator.Paginator` class. It does all the heavy lifting
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-of actually splitting a ``QuerySet`` into parts and handing them over to other
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-components.
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+of actually splitting a ``QuerySet`` into :class:`~django.core.paginator.Page`
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+objects.
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Example
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=======
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@@ -82,52 +82,25 @@ Paginating a ``ListView``
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=========================
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:class:`django.views.generic.list.ListView` provides a builtin way to paginate
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-the displayed list. You can do this by adding
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+the displayed list. You can do this by adding a
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:attr:`~django.views.generic.list.MultipleObjectMixin.paginate_by` attribute to
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your view class, for example::
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from django.views.generic import ListView
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- from myapp.models import Contacts
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+ from myapp.models import Contact
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- class ContactsList(ListView):
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+ class ContactList(ListView):
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paginate_by = 2
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- model = Contacts
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+ model = Contact
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-The only thing your users will be missing is a way to navigate to the next or
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-previous page. To achieve this, add links to the next and previous page, like
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-shown in the below example ``list.html``.
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-
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-.. _using-paginator-in-view:
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-
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-Using ``Paginator`` in a view
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-=============================
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-
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-Here's a slightly more complex example using
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-:class:`~django.core.paginator.Paginator` in a view to paginate a queryset. We
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-give both the view and the accompanying template to show how you can display
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-the results. This example assumes you have a ``Contacts`` model that has
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-already been imported.
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-
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-The view function looks like this::
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-
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- from django.core.paginator import Paginator
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- from django.shortcuts import render
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-
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- def listing(request):
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- contact_list = Contacts.objects.all()
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- paginator = Paginator(contact_list, 25) # Show 25 contacts per page
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-
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- page = request.GET.get('page')
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- contacts = paginator.get_page(page)
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- return render(request, 'list.html', {'contacts': contacts})
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-
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-In the template :file:`list.html`, you'll want to include navigation between
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-pages along with any interesting information from the objects themselves:
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+This limits the number of objects per page and adds a ``paginator`` and
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+``page_obj`` to the ``context``. To allow your users to navigate between pages,
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+add links to the next and previous page, in your template like this:
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.. code-block:: html+django
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- {% for contact in contacts %}
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+ {% for contact in page_obj %}
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{# Each "contact" is a Contact model object. #}
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{{ contact.full_name|upper }}<br>
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...
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@@ -135,18 +108,42 @@ pages along with any interesting information from the objects themselves:
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<div class="pagination">
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<span class="step-links">
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- {% if contacts.has_previous %}
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+ {% if page_obj.has_previous %}
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<a href="?page=1">« first</a>
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- <a href="?page={{ contacts.previous_page_number }}">previous</a>
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+ <a href="?page={{ page_obj.previous_page_number }}">previous</a>
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{% endif %}
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<span class="current">
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- Page {{ contacts.number }} of {{ contacts.paginator.num_pages }}.
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+ Page {{ page_obj.number }} of {{ page_obj.paginator.num_pages }}.
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</span>
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- {% if contacts.has_next %}
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- <a href="?page={{ contacts.next_page_number }}">next</a>
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- <a href="?page={{ contacts.paginator.num_pages }}">last »</a>
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+ {% if page_obj.has_next %}
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+ <a href="?page={{ page_obj.next_page_number }}">next</a>
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+ <a href="?page={{ page_obj.paginator.num_pages }}">last »</a>
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{% endif %}
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</span>
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</div>
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+
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+.. _using-paginator-in-view:
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+
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+Using ``Paginator`` in a view function
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+======================================
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+
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+Here's an example using :class:`~django.core.paginator.Paginator` in a view
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+function to paginate a queryset::
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+
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+ from django.core.paginator import Paginator
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+ from django.shortcuts import render
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+
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+ from myapp.models import Contact
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+
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+ def listing(request):
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+ contact_list = Contact.objects.all()
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+ paginator = Paginator(contact_list, 25) # Show 25 contacts per page.
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+
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+ page_number = request.GET.get('page')
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+ page_obj = paginator.get_page(page_number)
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+ return render(request, 'list.html', {'page_obj': page_obj})
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+
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+In the template :file:`list.html`, you can include navigation between pages in
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+the same way as in the template for the ``ListView`` above.
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