首页 > 解决方案 > 获取 django 下拉菜单项查询集

问题描述

我正在尝试制作一个日历 html 页面,它有一个下拉按钮来选择不同的月份。如何访问此日历页面是通过nav bar创建于base.html

base.html - 如何进入日历页面。

....
....
<li class="nav-item dropdown">
    <a class="nav-link dropdown-toggle" data-toggle="dropdown" data-target="scheduler_dropdown" href="#"><i class="fas fa-calendar"></i>Scheduler</a>
    <div class="dropdown-menu" aria-labelledby="scheduler_dropdown">
         <a class="dropdown-item" href="{% url 'view_schedule' %}"><i class="fas fa-calendar-alt"></i>View Schedule</a>
    </div>
</li>

到目前为止我已经建立了什么:

网址.py

urlpatterns = [
    path('schedule/view-schedule/', views.view_schedule, name='view_schedule'),

    path('schedule/view-schedule/?query=month<str:selected_month>', views.view_schedule,
          name='view_schedule_selected_month'),
    ]

视图.py

def view_schedule(request, selected_month=None):
    if request.method == 'POST':
        print('post')
    else:
        current_month = date.today().month  
        current_year = date.today().year  

    # a = request.GET  # How to get query set from dropdown menu???
    # print(a)

    args = {
        'month_cal':  monthcalendar(current_year, current_month),
        'month_name': calendar.month_name[current_month],
        'year_name': current_year,
    }

    return render(request, 'static/html/view_schedule.html', args)

view_schedule.html

<div class="card-header">
    Schedule for {{ month_name }} {{ year_name }}

    <form class="date-selector" method="post">
    {% csrf_token %}

    <div class="dropdown">
        <button class="btn dropdown-toggle" type="button" id="dropdownMenuButton" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
            <i class="far fa-caret-square-down"></i>
        </button>
        <div class="dropdown-menu" aria-labelledby="dropdownMenuButton">
            <a class="dropdown-item" href={% url 'view_schedule_selected_month' selected_month=1 %}>Jan</a>
            <a class="dropdown-item" href={% url 'view_schedule_selected_month' selected_month=2 %}>Feb</a>
            <a class="dropdown-item" href={% url 'view_schedule_selected_month' selected_month=3 %}>Mar</a>
        </div>
    </div>
    </form>
</div>

我的问题是,当我单击下拉按钮并选择相关月份Jan, Feb, Mar时,url 发生了变化,但在我views.py的 中,查询集没有出现。所以我无法提取查询进行处理。

有什么想法吗?

标签: djangohtmlbootstrap-4

解决方案


原来我本来可以做print(selected_month)的,它会打印查询结果。当我看这个视频时,我明白了:https ://www.youtube.com/watch?v=qmxoGYCFruM


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