自定义
# pager.py
class Pagination(object):
def __init__(self, totalCount, currentPage, perPageItemNum=10, maxPageNum=7):
# 数据总个数
self.total_count = totalCount
# 当前页
try:
v = int(currentPage)
if v <= 0:
v = 1
self.current_page = v
except Exception as e:
self.current_page = 1
# 每页显示的行数
self.per_page_item_num = perPageItemNum
# 最多显示页面
self.max_page_num = maxPageNum
def start(self):
return (self.current_page - 1) * self.per_page_item_num
def end(self):
return self.current_page * self.per_page_item_num
@property
def num_pages(self):
"""
总页数
:return:
"""
# 666
# 10
a, b = divmod(self.total_count, self.per_page_item_num)
if b == 0:
return a
return a + 1
def pager_num_range(self):
# self.num_pages()
# self.num_pages
# 当前页
# self.current_page
# 最多显示的页码数量 11
# self.per_pager_num
# 总页数
# self.num_pages
if self.num_pages < self.max_page_num:
return range(1, self.num_pages + 1)
# 总页数特别多 5
part = int(self.max_page_num / 2)
if self.current_page <= part:
return range(1, self.max_page_num + 1)
if (self.current_page + part) > self.num_pages:
return range(self.num_pages - self.max_page_num + 1, self.num_pages + 1)
return range(self.current_page - part, self.current_page + part + 1)
def page_str(self):
page_list = []
first = "<li><a href='/index2.html?p=1'>首页</a></li>"
page_list.append(first)
if self.current_page == 1:
prev = "<li><a href='#'>上一页</a></li>"
else:
prev = "<li><a href='/index2.html?p=%s'>上一页</a></li>" % (self.current_page - 1,)
page_list.append(prev)
for i in self.pager_num_range():
if i == self.current_page:
temp = "<li class='active'><a href='/index2.html?p=%s'>%s</a></li>" % (i, i)
else:
temp = "<li><a href='/index2.html?p=%s'>%s</a></li>" % (i, i)
page_list.append(temp)
if self.current_page == self.num_pages:
nex = "<li><a href='#'>下一页</a></li>"
else:
nex = "<li><a href='/index2.html?p=%s'>下一页</a></li>" % (self.current_page + 1,)
page_list.append(nex)
last = "<li><a href='/index2.html?p=%s'>尾页</a></li>" % (self.num_pages,)
page_list.append(last)
return ''.join(page_list)
视图
USER_LIST = []
for i in range(1,666):
temp = {'name':'root'+str(i), 'age':i}
USER_LIST.append(temp)
def index2(request):
from app01.pager import Pagination
current_page = request.GET.get('p')
page_obj = Pagination(666,current_page)
data_list = USER_LIST[page_obj.start():page_obj.end()]
return render(request,'index2.html',{'data':data_list,'page_obj':page_obj})
模板
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<link rel="stylesheet" href="/static/bootstrap-3.3.7-dist/css/bootstrap.css" />
</head>
<body>
<ul>
{% for row in data %}
<li>{{ row.name }}-{{ row.age }}</li>
{% endfor %}
</ul>
{% for i in page_obj.pager_num_range %}
<a href="/index2.html?p={{ i }}">{{ i }}</a>
{% endfor %}
<hr/>
<ul class="pagination pagination-sm">
{{ page_obj.page_str|safe }}
</ul>
<div style="height: 300px;"></div>
</body>
</html>