FormEditor: new FormElement - automatically select feIdContainer based on the last choice.

extension/Source/sql/formEditor.sql

@@ -318,9 +318,11 @@ INSERT INTO FormElement (formId, name, label, mode, type, checkType, class, ord,
                          sql1, parameter, feIdContainer, subrecordOption, dynamicUpdate, bsLabelColumns, bsInputColumns,
                          bsNoteColumns, modeSql, placeholder, encode)
 VALUES (2, 'feIdContainer', 'Container', 'show', 'select', 'all', 'native', 120, 0, 0,
-        '<a href="{{documentation:Y}}#class-container">Info</a>', '', '',
+        '<a href="{{documentation:Y}}#class-container">Info</a>', '',
+        '{{feIdContainer:R:::{{SELECT fe.feIdContainer FROM FormElement AS fe WHERE fe.formId={{formId:S}} AND fe.feIdContainer!=0 ORDER BY fe.modified DESC LIMIT 1}}}}',
         '{{!SELECT fe.id, CONCAT(fe.type, " / ", fe.name, " (", COUNT(feSub.id), ")" ) FROM FormElement As fe LEFT JOIN FormElement As feSub ON feSub.feIdContainer=fe.id WHERE fe.formId={{formId:SR0}} AND fe.class="container" GROUP BY fe.id ORDER BY fe.type, fe.ord, fe.name }}',
-        'emptyItemAtStart', 100, '', 'no', '', '', '',
+        'emptyItemAtStart',
+        100, '', 'no', '', '', '',
         '{{SELECT IF(COUNT(fe.id)>0, "show", "hidden") FROM Form AS f LEFT JOIN FormElement AS fe ON f.id=fe.formId AND fe.class="container" WHERE f.id={{formId:S0}} GROUP BY f.id}}',
         '', 'specialchar'),
        (2, 'enabled', 'Enabled', 'show', 'checkbox', 'all', 'native', 130, 0, 0,