diff -r 000000000000 -r 7c0001cacf8e src/pyams_content/component/gallery/interfaces/__init__.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pyams_content/component/gallery/interfaces/__init__.py	Thu Oct 08 13:37:29 2015 +0200
@@ -0,0 +1,129 @@
+#
+# Copyright (c) 2008-2015 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.
+#
+
+__docformat__ = 'restructuredtext'
+
+
+# import standard library
+
+# import interfaces
+from pyams_file.interfaces import IMediaFile
+from zope.container.interfaces import IContainer, IOrderedContainer
+
+# import packages
+from pyams_file.schema import FileField
+from pyams_i18n.schema import I18nTextLineField, I18nTextField
+from pyams_utils.schema import PersistentList
+from zope.annotation.interfaces import IAttributeAnnotatable
+from zope.container.constraints import containers, contains
+from zope.interface import Interface
+from zope.schema import Choice, Bool, TextLine
+
+from pyams_content import _
+
+
+GALLERY_CONTAINER_KEY = 'pyams_content.gallery'
+GALLERY_FILE_INFO_KEY = 'pyams_content.gallery.info'
+GALLERY_LINKS_CONTAINER_KEY = 'pyams_content.gallery.links'
+
+
+class IGalleryFile(Interface):
+    """Gallery file marker interface"""
+
+
+class IGalleryFileInfo(Interface):
+    """Gallery file info"""
+
+    title = I18nTextLineField(title=_("Title"),
+                              required=False)
+
+    description = I18nTextField(title=_("Description"),
+                                required=False)
+
+    author = TextLine(title=_("Author"),
+                      required=False)
+
+    author_comments = I18nTextField(title=_("Author's comments"),
+                                    description=_("Comments relatives to author's rights management"),
+                                    required=False)
+
+    sound = FileField(title=_("Audio data"),
+                      description=_("Sound file associated with the current media"),
+                      required=False)
+
+    sound_title = I18nTextLineField(title=_("Sound title"),
+                                    description=_("Title of associated sound file"),
+                                    required=False)
+
+    sound_description = I18nTextField(title=_("Sound description"),
+                                      description=_("Short description of associated sound file"),
+                                      required=False)
+
+    pif_number = TextLine(title=_("PIF number"),
+                          description=_("Number used to identify media into national library database"),
+                          required=False)
+
+    visible = Bool(title=_("Visible image?"),
+                   description=_("If 'no', this image won't be displayed in front office"),
+                   required=True,
+                   default=True)
+
+
+class IBaseGallery(IOrderedContainer, IAttributeAnnotatable):
+    """Base gallery interface"""
+
+    containers('.IGalleryContainer')
+
+    title = I18nTextLineField(title=_("Title"),
+                              description=_("Gallery title, as shown in front-office"),
+                              required=True)
+
+    description = I18nTextField(title=_("Description"),
+                                description=_("Gallery description displayed by front-office template"),
+                                required=False)
+
+    visible = Bool(title=_("Visible gallery?"),
+                   description=_("If 'no', this gallery won't be displayed in front office"),
+                   required=True,
+                   default=True)
+
+    def get_visible_images(self):
+        """Get iterator over visible images"""
+
+
+class IGallery(IBaseGallery):
+    """Gallery interface"""
+
+    contains(IMediaFile)
+
+
+class IGalleryContainer(IContainer):
+    """Galleries container"""
+
+    contains(IBaseGallery)
+
+
+class IGalleryContainerTarget(Interface):
+    """Galleries container marker interface"""
+
+
+class IGalleryLinksContainer(Interface):
+    """Galleries links container interface"""
+
+    galleries = PersistentList(title=_("Contained galleries"),
+                               description=_("List of images galleries linked to this object"),
+                               value_type=Choice(vocabulary="PyAMS content galleries"),
+                               required=False)
+
+
+class IGalleryLinksContainerTarget(Interface):
+    """Galleries links container marker interface"""