django 自定义分页模块
from django.shortcuts import render, HttpResponse, redirect
from django.utils.safestring import mark_safe
class Page(object):
def __init__(self, current_page):
self.current_page = int(current_page)
@property
def start(self):
return (self.current_page - 1)*10
@property
def end(self):
return self.current_page * 10
def page_str(self, all_item, base_url):
all_page, div = divmod(all_item, 10)
if div > 0:
all_page += 1
page_list = []
if all_page <= 11:
start = 1
end = 11
else:
if self.current_page <= 6:
start = 1
end = 11 + 1
else:
start = self.current_page - 5
end = self.current_page + 6
if self.current_page + 6 > all_page:
start = all_page - 10
end = all_page + 1
for i in range(start, end):
if i == self.current_page:
temp = ‘<a style="color:red;font-size:26px;padding: 5px" href="%s?page=%d">%d</a>‘ % (base_url, i, i)
else:
temp = ‘<a style="padding: 5px" href="%s?page=%d">%d</a>‘ % (base_url, i, i)
page_list.append(temp)
if self.current_page > 1:
pre_page = ‘<a href="%s?page=%d">上一页</a>‘ % (base_url, self.current_page - 1)
else:
pre_page = ‘<a href="javascript:void(0);">上一页</a>‘
# 下一页
if self.current_page >= all_page:
next_page = ‘<a href="javascript:void(0);">下一页</a>‘
else:
next_page = ‘<a href="%s?page=%d">下一页</a>‘ % (base_url, self.current_page + 1)
page_list.insert(0, pre_page)
page_list.append(next_page)
return mark_safe("".join(page_list))
def user_list(request):
current_page = request.GET.get(‘page‘, 1)
page_obj = Page(current_page)
# 把方法改造成属性(2),这样在下面调用方法的时候就不需要加括号了
result = models.UserInfo.objects.all()[page_obj.start:page_obj.end]
all_item = models.UserInfo.objects.all().count()
page_str = page_obj.page_str(all_item, ‘/user_list/‘)
return render(request, ‘user_list.html‘, {"result": result, ‘page_str‘: page_str})
html代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<table>
{% for line in result %}
<tr>
<td>{{ line.user }}</td>
<td>{{ line.password }}</td>
<td>{{ line.gender }}</td>
</tr>
{% endfor %}
</table>
<div>
{{ page_str }}
</div>
</body>
</html>
时间： 2024-10-03 15:01:30