Simplify the database schema for the table lists2.

docs/db_schema/database.xml

@@ -358,9 +358,10 @@
 <row name="source" null="0" autoincrement="0">
 <datatype>string</datatype>
 </row>
-<row name="kwargs" null="1" autoincrement="0">
-<datatype>string</datatype>
-<default>NULL</default></row>
+<row name="id_events" null="0" autoincrement="0">
+<datatype>integer</datatype>
+<relation table="events" row="id" />
+</row>
 <row name="transform" null="1" autoincrement="0">
 <datatype>string</datatype>
 <default>NULL</default></row>

modules/plugin_event/model_report.py

@@ -190,7 +190,12 @@ class Report(object):
             Field("title", "string", length=255),
             Field("definition", "text"),
             Field("source", "string", length=255, notnull=True),
-            Field("kwargs", "text"),
+
+            Field("id_events",
+                  "reference events",
+                  default=dbui.UNDEF_ID,
+                  label="Event"),
+
             Field("transform", "text"),
 
             Field("group_field",

modules/plugin_event/ui_report.py

@@ -217,11 +217,6 @@ class ReportUi(object):
                             language="json",
                             xtype="xaceeditorfield")
 
-        mdf.configure_field("kwargs",
-                            editorHeight=220,
-                            language="json",
-                            xtype="xaceeditorfield")
-
         mdf.configure_field("sorters",
                             height=210,
                             hideHeader=True,
@@ -245,7 +240,7 @@ class ReportUi(object):
                          title=T("General"))
 
         mdf.merge_fields("source",
-                         "kwargs",
+                         "id_events",
                          title=T("Source"))
 
         mdf.merge_fields("transform",
@@ -270,14 +265,15 @@ class ReportUi(object):
         #
         mdf = gridModifier("lists2")
         mdf.configure_column("name", width=30)
-        mdf.hide_columns("title",
-                         "columns",
+        mdf.hide_columns("columns",
                          "conditions",
                          "features",
                          "group_field",
+                         "id_events",
                          "kwargs",
                          "sorters",
                          "source",
+                         "title",
                          "transform")
 
         #.....................................................................