• 十二、Django之模板的继承+用户列表


    模板的继承

    新建layout.html:

    1. {% load static %}
    2. html>
    3. <html lang="en">
    4. <head>
    5. <meta charset="UTF-8">
    6. <title>Titletitle>
    7. <link rel="stylesheet" href="{% static 'plugins/bootstrap-3.4.1/css/bootstrap.min.css' %}">
    8. <style>
    9. .navbar{
    10. border-radius: 0;
    11. }
    12. style>
    13. head>
    14. <body>
    15. <nav class="navbar navbar-default">
    16. <div class="container">
    17. <div class="nav-header">
    18. <button type="button" class="navbar-toggle collapse" data-toggle="collapse"
    19. data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
    20. <span class="sr-only">Toggle navigationspan>
    21. <span class="icon-bar">Toggle navigationspan>
    22. <span class="icon-bar">Toggle navigationspan>
    23. <span class="icon-bar">Toggle navigationspan>
    24. button>
    25. <a class="navbar-brand" href="#">联通用户管理系统a>
    26. div>
    27. <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
    28. <ul class="nav navbar-nav">
    29. <li><a href="/list">部门管理a>li>
    30. <li><a href="#">Linka>li>
    31. ul>
    32. <ul class="nav navbar-nav navbar-right">
    33. <li><a href="#">登录a>li>
    34. <li class="dropdown">
    35. <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true"
    36. aria-expanded="false">shanshan<span class="caret">span>a>
    37. <ul class="dropdown-menu">
    38. <li><a href="#">个人资料a>li>
    39. <li><a href="#">我的信息a>li>
    40. <li role="separator" class="divider">li>
    41. <li><a href="#">注销a>li>
    42. ul>
    43. li>
    44. ul>
    45. div>
    46. div>
    47. nav>
    48. <div>
    49. {% block content %}{% endblock %}
    50. div>
    51. <srcipt src="{% static 'js/jquery-3.6.0.min.js' %}">srcipt>
    52. <script src="{% static 'plugins/bootstrap-3.4.1/js/bootstrap.min.js' %}">script>
    53. body>
    54. html>

    index.html

    简单的demo,用来测试模板继承

    1. {% extends 'layout.html' %}
    2. {% block content %}
    3. <h1>首页h1>
    4. {% endblock %}

    depart_list.html:

    1. {% extends 'layout.html' %}
    2. {% block content %}
    3. <div class="container">
    4. <div style="margin-bottom: 10px">
    5. <a class="btn btn-success" href="/depart/add/">
    6. <span class="glyphicon glyphicon-plus-sign" aria-hidden="true">span>
    7. 新建部门
    8. a>
    9. div>
    10. <div class="panel panel-default">
    11. <div class="panel-heading">
    12. <span class="glyphicon glyphicon-th-list" aria-hidden="true">span>
    13. 部门列表
    14. div>
    15. <table class="table table-bordered">
    16. <thead>
    17. <tr>
    18. <th>IDth>
    19. <th>名称th>
    20. <th>操作th>
    21. tr>
    22. thead>
    23. <tbody>
    24. {% for obj in queryset %}
    25. <tr>
    26. <th>{{ obj.id }}th>
    27. <td>{{ obj.title }}td>
    28. <td>
    29. <a class="btn btn-primary btn-xs" href="/depart/{{ obj.id }}/edit/">编辑a>
    30. <a class="btn btn-danger btn-xs" href="/depart/delete/?nid={{ obj.id }}">删除a>
    31. td>
    32. tr>
    33. {% endfor %}
    34. tbody>
    35. table>
    36. div>
    37. div>
    38. {% endblock %}

    depart_add.html:

    1. {% extends 'layout.html' %}
    2. {% block content %}
    3. <div class="container">
    4. <div class="panel panel-default">
    5. <div class="panel-heading">
    6. <h3 class="panel-title">新建部门h3>
    7. div>
    8. <div class="panel-body">
    9. <form method="post">
    10. {% csrf_token %}
    11. <div class="form-group">
    12. <label>标题label>
    13. <input type="text" class="form-control" placeholder="标题" name="title">
    14. div>
    15. <button type="submit" class="btn btn-primary">提 交button>
    16. form>
    17. div>
    18. div>
    19. div>
    20. {% endblock %}

    depart_edit.html:

    1. {% extends 'layout.html' %}
    2. {% block content %}
    3. <div class="container">
    4. <div class="panel panel-default">
    5. <div class="panel-heading">
    6. <h3 class="panel-title">修改部门h3>
    7. div>
    8. <div class="panel-body">
    9. <form method="post">
    10. {% csrf_token %}
    11. <div class="form-group">
    12. <label>标题label>
    13. <input type="text" class="form-control" placeholder="标题" name="title" value="{{ row_object.title }}">
    14. div>
    15. <button type="submit" class="btn btn-primary">提 交button>
    16. form>
    17. div>
    18. div>
    19. div>
    20. {% endblock %}

    用户列表:

    增加urls.py

    path("user/list/", views.user_list),

    增加views.py(get_字段_display())

    1. def user_list(request):
    2. queryset = models.UserInfo.objects.all()
    3. '''
    4. 使用python语法直接获取想要的数据
    5. for obj in queryset:
    6. print(obj.name, obj.create_time.strftime("%Y-%m-%d-%H-%M"), obj.get_gender_display(), obj.depart.title)
    7. '''
    8. return render(request, "user_list.html", {"queryset": queryset})

    关于获得实际的性别字段:

    Django自动封装了一个方法,get_字段_display(),会根据我们在models.py里自定义的元组,
    一般形式为(数据库的值,实际想显示的值)。显示数据库的值实际映射的中文。

    关于获得关联的表的实际部门名称:

    当然可以自己写映射,譬如

    temp = models.Department.objects.filter(id=obj.depart_id).first().title

    但是Django自动封装了类似一个方法,只要我们在models.py里写了

    depart = models.ForeignKey(to="Department", to_field="id", on_delete=models.CASCADE)

    那么他会根据id自动去关联的表中获取那一行数据的depart对象

    新建user_list.html(模板语法中的日期格式化)

    1. {% extends 'layout.html' %}
    2. {% block content %}
    3. <div class="container">
    4. <div style="margin-bottom: 10px">
    5. <a class="btn btn-success" href="#">
    6. <span class="glyphicon glyphicon-plus-sign" aria-hidden="true">span>
    7. 新建用户
    8. a>
    9. div>
    10. <div class="panel panel-default">
    11. <div class="panel-heading">
    12. <span class="glyphicon glyphicon-th-list" aria-hidden="true">span>
    13. 用户列表
    14. div>
    15. <table class="table table-bordered">
    16. <thead>
    17. <tr>
    18. <th>IDth>
    19. <th>姓名th>
    20. <th>密码th>
    21. <th>年龄th>
    22. <th>余额th>
    23. <th>入职时间th>
    24. <th>性别th>
    25. <th>所属部门th>
    26. <th>操作th>
    27. tr>
    28. thead>
    29. <tbody>
    30. {% for obj in queryset %}
    31. <tr>
    32. <th>{{ obj.id }}th>
    33. <td>{{ obj.name }}td>
    34. <td>{{ obj.password }}td>
    35. <td>{{ obj.age }}td>
    36. <td>{{ obj.account }}td>
    37. <td>{{ obj.create_time|date:"Y-m-d" }}td>
    38. <td>{{ obj.get_gender_display }}td>
    39. <td>{{ obj.depart.title }}td>
    40. <td>
    41. <a class="btn btn-primary btn-xs" href="#">编辑a>
    42. <a class="btn btn-danger btn-xs" href="#">删除a>
    43. td>
    44. tr>
    45. {% endfor %}
    46. tbody>
    47. table>
    48. div>
    49. div>
    50. {% endblock %}

    测试

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  • 原文地址:https://blog.csdn.net/zhiaidaidai/article/details/132644175