实现:点击添加实现模态对话框，添加数据并显示。
urls.py
from django.conf.urls import url
from django.contrib import admin
from app01 import views
urlpatterns = [
url(r'^admin/', admin.site.urls),
url(r'^host$', views.host),
models.py
from django.db import models
# Create your models here.
# class Foo(models.Model):
# name = models.CharField(max_length=1)
class Business(models.Model):
# id
caption = models.CharField(max_length=32)
code = models.CharField(max_length=32,null=True,default="SA")
# fk = models.ForeignKey('Foo')
class Host(models.Model):
nid = models.AutoField(primary_key=True)
hostname = models.CharField(max_length=32,db_index=True)
ip = models.GenericIPAddressField(protocol="ipv4",db_index=True)
port = models.IntegerField()
b = models.ForeignKey(to="Business", to_field='id')
views.py
def host(request):
if request.method == "GET":
v1 = models.Host.objects.filter(nid__gt=0)
v2 = models.Host.objects.filter(nid__gt=0).values('nid','hostname','b_id','b__caption')
v3 = models.Host.objects.filter(nid__gt=0).values_list('nid','hostname','b_id','b__caption')
b_list = models.Business.objects.all()
return render(request, 'host.html', {'v1': v1,'v2': v2,'v3': v3,'b_list':b_list})
elif request.method == "POST":
h = request.POST.get('hostname')
i = request.POST.get('ip')
p = request.POST.get('port')
b = request.POST.get('b_id')
# models.Host.objects.create(hostname=h,
# ip=i,
# port=p,
# b=models.Business.objects.get(id=b)
# )
models.Host.objects.create(hostname=h,
ip=i,
port=p,
b_id=b
)
return redirect('/host')
html文件（需要修改，带有其他代码）：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
<style>
.hide{
display: none;
}
.shade{
position: fixed;
top: 0;
right: 0;
left: 0;
bottom: 0;
background: black;
opacity: 0.6;
z-index: 100;
}
.add-modal,.edit-modal{
position: fixed;
height: 300px;
400px;
top:100px;
left: 50%;
z-index: 101;
border: 1px solid red;
background: white;
margin-left: -200px;
}
</style>
</head>
<body>
<h1>主机列表(对象)</h1>
<div>
<input id="add_host" type="button" value="添加" />
</div>
<table border="1">
<thead>
<tr>
<th>序号</th>
<th>主机名</th>
<th>IP</th>
<th>端口</th>
<th>业务线名称</th>
<th>操作</th>
</tr>
</thead>
<tbody>
{% for row in v1 %}
<tr hid="{{ row.nid }}" bid="{{ row.b_id }}">
<td>{{ forloop.counter }}</td>
<td>{{ row.hostname }}</td>
<td>{{ row.ip }}</td>
<td>{{ row.port }}</td>
<td>{{ row.b.caption }}</td>
<td>
<a class="edit">编辑</a>|<a class="delete">删除</a>
</td>
</tr>
{% endfor %}
</tbody>
</table>
<h1>主机列表(字典)</h1>
<table border="1">
<thead>
<tr>
<th>主机名</th>
<th>业务线名称</th>
</tr>
</thead>
<tbody>
{% for row in v2 %}
<tr hid="{{ row.nid }}" bid="{{ row.b_id }}">
<td>{{ row.hostname }}</td>
<td>{{ row.b__caption }}</td>
</tr>
{% endfor %}
</tbody>
</table>
<h1>主机列表(元组)</h1>
<table border="1">
<thead>
<tr>
<th>主机名</th>
<th>业务线名称</th>
</tr>
</thead>
<tbody>
{% for row in v3 %}
<tr hid="{{ row.0 }}" bid="{{ row.2 }}">
<td>{{ row.1 }}</td>
<td>{{ row.3 }}</td>
</tr>
{% endfor %}
</tbody>
</table>
<div class="shade hide"></div>
<div class="add-modal hide">
<form id="add_form" method="POST" action="/host">
<div class="group">
<input id="host" type="text" placeholder="主机名" name="hostname" />
</div>
<div class="group">
<input id="ip" type="text" placeholder="IP" name="ip" />
</div>
<div class="group">
<input id="port" type="text" placeholder="端口" name="port" />
</div>
<div class="group">
<select id="sel" name="b_id">
{% for op in b_list %}
<option value="{{ op.id }}">{{ op.caption }}</option>
{% endfor %}
</select>
</div>
<input type="submit" value="提交" />
<a id="ajax_submit" >悄悄提交</a>
<input id="cancel" type="button" value="取消" />
<span id="erro_msg" style="color: red"></span>
</form>
</div>
<div class="edit-modal hide">
<form id="edit_form" method="POST" action="/host">
<input type="text" name="nid" style="display:none" />
<input type="text" placeholder="主机名" name="hostname" />
<input type="text" placeholder="IP" name="ip" />
<input type="text" placeholder="端口" name="port" />
<select name="b_id">
{% for op in b_list %}
<option value="{{ op.id }}">{{ op.caption }}</option>
{% endfor %}
</select>
<a id="ajax_submit_edit" >确认编辑</a>
</form>
</div>
<script src="/static/jquery-1.12.4.js"></script>
<script>
$(function(){
$('#add_host').click(function(){
$('.shade,.add-modal').removeClass('hide');
});
$('#cancel').click(function(){
$('.shade,.add-modal').addClass('hide');
});
$('#ajax_submit').click(function(){
$.ajax({
url: "/test_ajax",
type: 'POST',
//data: {'hostname': $('#host').val(), 'ip': $('#ip').val(), 'port': $('#port').val(), 'b_id': $('#sel').val()},
data: $('#add_form').serialize(),
success: function(data){
var obj = JSON.parse(data);
if(obj.status){
location.reload();
}else{
$('#erro_msg').text(obj.error);
}
}
})
});
$('.edit').click(function(){
$('.shade,.edit-modal').removeClass('hide');
var bid = $(this).parent().parent().attr('bid');
var nid = $(this).parent().parent().attr('hid');
$('#edit_form').find('select').val(bid);
$('#edit_form').find('input[name="nid"]').val(nid);
// 修改
/*
$.ajax({
data: $('#edit_form').serialize()
});
*/
// models.Host.objects.filter(nid=nid).update()
})
})
</script>
</body>
</html>