font-awesome：字体，图标库
对话框添加，删除，修改： 添加： Ajax偷偷向后台发请求： 1. 下载引入jQuery 2. $.ajax({ url: '/add_classes.html', type: 'POST', data: {'username':'root','password': '123'}, success:function(arg){ // 回调函数，arg是服务端返回的数据 } })
"""ajax_learn URL Configuration The `urlpatterns` list routes URLs to views. For more information please see: https://docs.djangoproject.com/en/2.1/topics/http/urls/ Examples: Function views 1. Add an import: from my_app import views 2. Add a URL to urlpatterns: path('', views.home, name='home') Class-based views 1. Add an import: from other_app.views import Home 2. Add a URL to urlpatterns: path('', Home.as_view(), name='home') Including another URLconf 1. Import the include() function: from django.urls import include, path 2. Add a URL to urlpatterns: path('blog/', include('blog.urls')) """ from django.contrib import admin from django.urls import path from app01 import views urlpatterns = [ path('admin/', admin.site.urls), path('students/', views.students), path('add_student/', views.add_student), ]
from django.shortcuts import render,HttpResponse from app01 import models # Create your views here. def students(request): student_list = models.Student.objects.all() class_list = models.Classes.objects.all() return render(request, "students.html", {"student_list": student_list, "class_list": class_list}) def add_student(request): response = {'status': True, 'message': None} print(request.POST) ''' <QueryDict: {'username': ['Mike'], 'age': ['29'], 'gender': ['1'], 'class_id': ['3']}> ''' try: u = request.POST.get("username") a = request.POST.get("age") g = request.POST.get("gender") c = request.POST.get("class_id") models.Student.objects.create(username=u, age=a, gender=g, cs_id=c) except Exception as e: response['status'] = False response['message'] = '用户输入错误' import json result = json.dumps(response, ensure_ascii=False) return HttpResponse(result)
from django.db import models # Create your models here. class Classes(models.Model): """ 班级表,男 """ title = models.CharField(max_length=32) m = models.ManyToManyField("Teachers") class Teachers(models.Model): """ 老师表，女 """ name = models.CharField (max_length=32) class Student(models.Model): username = models.CharField(max_length=32) age = models.IntegerField() gender = models.BooleanField(null=True) cs = models.ForeignKey(Classes, on_delete=models.CASCADE)
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> <link rel="stylesheet" href="/static/plugins/bootstrap-3.3.7-dist/css/bootstrap.css"> <link rel="stylesheet" href="/static/plugins/font-awesome-4.7.0/css/font-awesome.css"> <style> .icon { margin: 0px 5px; } </style> </head> <body> <div class="container"> <div style="padding: 20px 0"> <a href="#" class="btn btn-primary" id="addBtn">添加</a> <a href="#" class="btn btn-danger">删除</a> </div> <div> <table class="table table-bordered table-striped"> <thead> <tr> <th>ID</th> <th>姓名</th> <th>年龄</th> <th>性别</th> <th>班级</th> <th>操作</th> </tr> </thead> <tbody> {% for row in student_list %} <tr> <td>{{ row.id }}</td> <td>{{ row.username }}</td> <td>{{ row.age }}</td> <td>{{ row.gender }}</td> <td>{{ row.cs.title }}</td> <td> <a href="#" class="glyphicon glyphicon-remove icon"></a> <a href="#" class="fa fa-pencil-square-o icon" style="font-size: 17px"></a> </td> </tr> {% endfor %} </tbody> </table> </div> </div> <!-- Modal --> <div class="modal fade" id="addModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"> <div class="modal-dialog" role="document"> <div class="modal-content"> <div class="modal-header"> <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button> <h4 class="modal-title" id="myModalLabel">创建学生</h4> </div> <div class="modal-body"> <form class="form-horizontal"> <div class="form-group"> <label for="username" class="col-sm-2 control-label">姓名</label> <div class="col-sm-10"> <input type="text" class="form-control" name="username" placeholder="姓名"> </div> </div> <div class="form-group"> <label for="age" class="col-sm-2 control-label">年龄</label> <div class="col-sm-10"> <input type="text" class="form-control" name="age" placeholder="年龄"> </div> </div> <div class="form-group"> <label for="gender" class="col-sm-2 control-label">性别</label> <div class="col-sm-10"> <label class="radio-inline"> <input type="radio" name="gender" value="1"> 男 </label> <label class="radio-inline"> <input type="radio" name="gender" value="0"> 女 </label> </div> </div> <div class="form-group"> <label for="classes" class="col-sm-2 control-label">班级</label> <div class="col-sm-10"> <select class="form-control" name="class_id"> {% for row in class_list %} <option value="{{ row.id }}">{{ row.title }}</option> {% endfor %} </select> </div> </div> </form> </div> <div class="modal-footer"> <span id="errorMsg" style="color: red;"></span> <button type="button" class="btn btn-default" data-dismiss="modal">取消</button> <button type="button" class="btn btn-primary" id="btnSave">保存</button> </div> </div> </div> </div> <script src="/static/js/jquery-3.3.1.js"></script> <script src="/static/plugins/bootstrap-3.3.7-dist/js/bootstrap.js"></script> <script> $(function () { bindEvent(); bindSave(); }); function bindEvent() { $("#addBtn").click(function () { $("#addModal").modal('show'); }) }; function bindSave() { $("#btnSave").click(function () { var postData = {}; $(".modal").find("input,select").each(function () { {#console.log($(this)[0]);#} var v = $(this).val(); var n = $(this).attr("name"); if (n == "gender") { if($(this).prop("checked")) { postData[n] = v } }else{ postData[n] = v } }); console.log(postData) $.ajax({ url:"/add_student/", type:"POST", data:postData, success:function (arg) { // arg是字符串 // JSON.parse将字符串转换成字典， json.loads var dict = JSON.parse(arg); if(dict.status){ window.location.reload(); }else { $("#errorMsg").text(dict.message); } } }) }); } </script> </body> </html>