django 自带了一个分页的功能 ,使用起来很方便 。下面是使用方法 :
views.pydef index(request): context = {} article = Article.objects.all() page = request.GET.get('page',1) context = get_paginator(article,page) return render(request, 'home/index.html',context)为了让主函数不要过于复杂,将分页器的功能分离出来了。
分页的主代码 :
from django.core.paginator import Paginator,InvalidPage,EmptyPage,PageNotAnIntegerdef get_paginator(obj,page): page_size = 10 #每页显示的数量 after_range_num = 5 before_range_num = 6 context = {} try: page = int(page) if page <1 : page = 1 except ValueError: page = 1 paginator = Paginator(obj,page_size) try: obj = paginator.page(page) except(EmptyPage,InvalidPage,PageNotAnInteger): obj = paginator.page(1) if page >= after_range_num: page_range = paginator.page_range[page-after_range_num:page+before_range_num] else: page_range = paginator.page_range[0:int(page)+before_range_num] context["page_objects"]=obj context["page_range"]=page_range return context
templates 中如下实现:
{% for article in page_objects.object_list %}{%endfor%}{ {article.subject}}
{
{article.content|safe|escape}}{% if page_objects.has_previous %} {% trans "next page"%} {% endif %} {% for p in page_range %} {% ifequal p page_objects.number %} { {p}} {% else %}{ {p}}{% endifequal %} {% endfor %} {% if page_objects.has_next %} {% trans "next page"%} {% endif %} {%if page_objects.paginator.num_pages%} { { page_objects.paginator.num_pages }}{% trans "page"%}{%endif%}