add pagination logic

Author: wuyue92tree

adminlteui/templates/admin/pagination.html

@@ -0,0 +1,36 @@
+{% load admin_list adminlte_list %}
+{% load i18n %}
+
+<div class="col-sm-5">
+    <div class="dataTables_info" id="example2_info" role="status" aria-live="polite">
+        共 {{ cl.result_count }} 条记录
+        {% if show_all_url %}&nbsp;&nbsp;<a href="{{ show_all_url }}"
+                                            class="showall">{% trans 'Show all' %}</a>{% endif %}
+        {% if cl.formset and cl.result_count %}<input type="submit" name="_save"
+                                                      class="btn btn-primary"
+                                                      value="{% trans 'Save' %}">{% endif %}
+    </div>
+</div>
+
+<div class="col-sm-7">
+    <div class="dataTables_paginate paging_simple_numbers"
+         id="example2_paginate">
+        <ul class="pagination">
+            {% if pagination_required %}
+            <li class="paginate_button previous disabled"
+                id="example2_previous">
+                <a href="#" aria-controls="example2" data-dt-idx="0"
+                   tabindex="0">{% trans 'Previous' %}</a></li>
+            {% for i in page_range %}
+            {% adminlte_paginator_number cl i %}
+            {% endfor %}
+            <li class="paginate_button next disabled" id="example2_next">
+                <a href="#"
+                   aria-controls="example2"
+                   data-dt-idx="7"
+                   tabindex="0">{% trans 'Next' %}</a>
+            </li>
+            {% endif %}
+        </ul>
+    </div>
+</div>

adminlteui/templatetags/adminlte_list.py

@@ -1,9 +1,39 @@
+from django.contrib.admin.views.main import (
+    ALL_VAR, ORDER_VAR, PAGE_VAR, SEARCH_VAR,
+)
+from django.utils.safestring import mark_safe
+from django.utils.html import format_html
 from django.template import Library
 from django.template.loader import get_template
 import urllib.parse
 
 register = Library()
 
+DOT = '.'
+
+
+@register.simple_tag
+def adminlte_paginator_number(cl, i):
+    """
+    Generate an individual page index link in a paginated list.
+    """
+    if i == DOT:
+        # <li class="paginate_button active"><a href="#" aria-controls="example2" data-dt-idx="3" tabindex="0">{}</a></li>'
+        return format_html(
+            '<li class="paginate_button"><a href="javascript:void(0);" aria-controls="example2" data-dt-idx="3" tabindex="0">… </a></li>')
+    elif i == cl.page_num:
+        return format_html(
+            '<li class="paginate_button active"><a href="javascript:void(0);" aria-controls="example2" data-dt-idx="3" tabindex="0">{}</a></li>',
+            i + 1)
+    else:
+        return format_html(
+            '<li class="paginate_button "><a href="{}" {} aria-controls="example2" data-dt-idx="3" tabindex="0">{}</a></li>',
+            cl.get_query_string({PAGE_VAR: i}),
+            mark_safe(
+                ' class="end"' if i == cl.paginator.num_pages - 1 else ''),
+            i + 1,
+        )
+
 
 @register.simple_tag
 def adminlte_admin_list_filter(cl, spec):