Create a widget to manipulate application preferences
- Click on the tree node
applicationand then on the leafpreferences. - A window appears. It contains the
Ext.grid.property.Gridwidget with two buttonsapplyandreset. - The property grid displays the content of the database table named
preferences. it contains 3 fields:property,valueanddefintion. - The field definition is sused to build popup associated to each property.