--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pyams_content/shared/form/zmi/paragraph.py	Wed Sep 04 15:58:26 2019 +0200
@@ -0,0 +1,116 @@
+#
+# Copyright (c) 2008-2019 Thierry Florac <tflorac AT ulthar.net>
+# All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+
+from z3c.form import button
+from z3c.form.interfaces import INPUT_MODE
+from zope.interface import implementer
+
+from pyams_content.component.paragraph import IParagraphContainerTarget, IParagraphFactorySettings
+from pyams_content.component.paragraph.zmi import IParagraphContainerView, BaseParagraphAddMenu, \
+    BaseParagraphAJAXAddForm, BaseParagraphAddForm, BaseParagraphAJAXEditForm, \
+    BaseParagraphPropertiesEditForm, IParagraphInnerEditFormButtons
+from pyams_content.component.paragraph.zmi.interfaces import IParagraphInnerEditor
+from pyams_content.interfaces import MANAGE_CONTENT_PERMISSION
+from pyams_content.shared.form import IWfForm
+from pyams_content.shared.form.field import FormFieldsParagraph
+from pyams_content.shared.form.interfaces import FORM_FIELDS_PARAGRAPH_TYPE, IFormFieldsParagraph
+from pyams_form.form import ajax_config
+from pyams_form.interfaces.form import IInnerForm
+from pyams_form.security import ProtectedFormObjectMixin
+from pyams_pagelet.pagelet import pagelet_config
+from pyams_skin.interfaces.viewlet import IToolbarAddingMenu
+from pyams_skin.layer import IPyAMSLayer
+from pyams_skin.viewlet.menu import MenuDivider
+from pyams_utils.adapter import adapter_config
+from pyams_utils.traversing import get_parent
+from pyams_viewlet.viewlet import viewlet_config
+
+
+__docformat__ = 'restructuredtext'
+
+from pyams_content import _
+
+
+@viewlet_config(name='add-form-fields-paragraph.divider', context=IParagraphContainerTarget,
+                view=IParagraphContainerView, layer=IPyAMSLayer, manager=IToolbarAddingMenu,
+                weight=899)
+class FormFieldsParagraphAddMenuDivider(ProtectedFormObjectMixin, MenuDivider):
+    """Form fields paragraph add menu divider"""
+
+    def __new__(cls, context, request, view, manager):
+        if not IWfForm.providedBy(context):
+            return None
+        settings = get_parent(context, IParagraphFactorySettings)
+        if (settings is not None) and (
+                FORM_FIELDS_PARAGRAPH_TYPE not in (settings.allowed_paragraphs or ())):
+            return None
+        return MenuDivider.__new__(cls)
+
+
+@viewlet_config(name='add-form-fields-paragraph.menu', context=IParagraphContainerTarget,
+                view=IParagraphContainerView, layer=IPyAMSLayer, manager=IToolbarAddingMenu,
+                weight=900)
+class FormFieldsParagraphAddMenu(BaseParagraphAddMenu):
+    """Form fields paragraph add menu"""
+
+    label = _("Form: input fields...")
+    label_css_class = 'fa fa-fw ' + FormFieldsParagraph.icon_class
+    url = 'add-form-fields-paragraph.html'
+    paragraph_type = FORM_FIELDS_PARAGRAPH_TYPE
+
+    def __new__(cls, context, request, view, manager):
+        if not IWfForm.providedBy(context):
+            return None
+        return BaseParagraphAddMenu.__new__(cls, context, request, view, manager)
+
+
+@pagelet_config(name='add-form-fields-paragraph.html', context=IParagraphContainerTarget,
+                layer=IPyAMSLayer, permission=MANAGE_CONTENT_PERMISSION)
+@ajax_config(name='add-form-fields-paragraph.json', context=IParagraphContainerTarget,
+             layer=IPyAMSLayer, base=BaseParagraphAJAXAddForm)
+class FormFieldsParagraphAddForm(BaseParagraphAddForm):
+    """Form fields paragraph add form"""
+
+    legend = _("Add new form fields paragraph")
+
+    content_interface = IFormFieldsParagraph
+
+
+@pagelet_config(name='properties.html', context=IFormFieldsParagraph, layer=IPyAMSLayer,
+                permission=MANAGE_CONTENT_PERMISSION)
+@ajax_config(name='properties.json', context=IFormFieldsParagraph, layer=IPyAMSLayer,
+             base=BaseParagraphAJAXEditForm)
+class FormFieldsParagraphPropertiesEditForm(BaseParagraphPropertiesEditForm):
+    """Form fields paragraph properties edit form"""
+
+    prefix = 'form_fields_properties.'
+
+    legend = _("Edit form fields paragraph properties")
+
+    content_interface = IFormFieldsParagraph
+
+
+@adapter_config(context=(IFormFieldsParagraph, IPyAMSLayer), provides=IParagraphInnerEditor)
+@ajax_config(name='inner-properties.json', context=IFormFieldsParagraph, layer=IPyAMSLayer,
+             base=BaseParagraphAJAXEditForm)
+@implementer(IInnerForm)
+class FormFieldsParagraphInnerEditForm(FormFieldsParagraphPropertiesEditForm):
+    """Form fields paragraph properties inner edit form"""
+
+    legend = None
+
+    @property
+    def buttons(self):
+        if self.mode == INPUT_MODE:
+            return button.Buttons(IParagraphInnerEditFormButtons)
+        else:
+            return button.Buttons()