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django分页 影片展示

2019-06-11 20:06 1106 查看

创建视图函数

from django.core.paginator import Paginator, PageNotAnInteger, EmptyPage

def page_view(request):
num = request.GET.get('num',1)
num = int(num)

movies = Movie.objects.all()
paginator = Paginator(movies,20)

try:
t_per_page = paginator.page(num)#获取当前页码的记录
except PageNotAnInteger:#如果用户输入的页码不是整数时,显示第1页的内容
t_per_page = paginator.page(1)
except EmptyPage:#如果用户输入的页数不在系统的页码列表中时,显示最后一页的内容
t_per_page = paginator.page(paginator.num_pages)

#每页开始页码
begin = (num-int(math.ceil(10.0/2)))
if begin<1:
begin = 1

# 每页结束页码
end = begin+9
if end >pager.num_pages:
end = pager.num_pages

if end <=10:
begin = 1
else:
begin = end -9

pagelist = range(begin,end+1)

return render(request,'movie2.html',{'paginator':paginator,'t_per_page':t_per_page,'pagelist':pagelist})

配置模板

<div id="header"  class="clearfix">
<ul class="clearfix">
<li>首页</li>
<li>电影</li>
<li>电视剧</li>
<li>动漫</li>
<li>综艺</li>
<li>音乐</li>
<li>MV</li>
<li>视频</li>
<li>短片</li>
<li>公开课</li>
</ul>
</div>
<div id="content"  >
<ul class="clearfix">
{% for movie in t_per_page %}

<li>
<a href="{{ movie.mlink }}"><img src="{{ movie.mimg }}"/></a>
<h1 class="h1">{{ movie.mname }}</h1>
<span class="tip">{{ movie.mdesc }}</span>
</li>

{% endfor %}

</ul>
</div>
<div id="pagebar">
{% if t_per_page.has_previous %}
<a href="/movie/page/?num={{ t_per_page.previous_page_number }}">上一页</a>
{% endif %}
{% for n in paginator.page_range %}
{% if n <= 10 %}
<a href="/movie/page/?num={{ n }}">{{ n }}</a>
{% endif %}

{% endfor %}

{% if t_per_page.has_next %}
<a href="/movie/page/?num={{ t_per_page.next_page_number }}">下一页</a>
{% endif %}
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