cancel buttons on all forms

bookshare/lookouts/forms.py

 from django import forms
 
 from crispy_forms.helper import FormHelper
-from crispy_forms.layout import Submit, Layout, Fieldset, HTML, Field
+from crispy_forms.layout import Button, Submit, Layout, Fieldset, HTML, Field
 from crispy_forms.bootstrap import FormActions
 
 from lookouts.models import Lookout
@@ -21,7 +21,9 @@ class LookoutForm( forms.ModelForm ):
                 'owner',
                 Field('isbn', placeholder='0801884039'),
                 HTML("""<hr/ >"""),
-                FormActions(Submit('submit', 'Submit', css_class='btn-primary'))
+                FormActions(
+                Submit('submit', 'Submit', css_class='btn-primary'),
+                Button('cancel', 'Never Mind', css_class="btn-default", onclick="history.back()")),
             ),
         )
 

bookshare/lookouts/templates/delete_lookout.html

@@ -14,6 +14,7 @@ SRCT Bookshare • Delete Lookout
   <form action="" method="post">{% csrf_token %}
     <h3>Are you sure you want to delete your lookout for <em>{{ lookout.isbn|isbn_name }}</em>?</h3>
     <input type="submit" value="Confirm" class="btn btn-danger btn-sm" />
+    <input type="cancel" value="Never Mind" class="btn btn-default btn-sm" onclick="history.back()"/>
   </form>
 </div>
 

bookshare/trades/forms.py

@@ -33,7 +33,11 @@ class ListingForm( forms.ModelForm ):
                 'photo',
                 Field('description', placeholder='I would be willing to exchange this textbook for one that I need next semester.'),
                 HTML("""<hr/ >"""),
-                FormActions(Submit('submit', 'Create', css_class='btn-primary')),
+
+                FormActions(
+                Submit('submit', 'Create', css_class='btn-primary'),
+                Button('cancel', 'Never Mind', css_class='btn-default', onclick="history.back()")),
+
             ),
         )
 

bookshare/trades/templates/delete_flag.html

@@ -12,6 +12,7 @@ SRCT Bookshare • {{ flag.listing.title }} • Remove Flag
   <form action="" method="post">{% csrf_token %}
     <h3>Are you sure you want to remove your flag for {{ flag.listing.seller.user.get_full_name }}'s listing <em>{{ flag.listing.title }}</em>?</h3>
     <input type="submit" value="Confirm" class="btn btn-danger btn-sm" />
+    <input type="submit" value="Never Mind" class="btn btn-default btn-sm" onclick="history.back()" />
   </form>
 </div>
 

bookshare/trades/templates/listing_edit.html

@@ -22,6 +22,7 @@ SRCT Bookshare • {{ listing.title }} • Edit
         <form action="" method="post">{% csrf_token %}
           {{ form.as_p }}
           <input type="submit" value="Update" class="btn btn-primary" />
+          <input type="cancel" value="Never Mind" class="btn btn-default" onclick="history.back()"/>
         </form>
       </div>
     </div>