Odoo 12 Development Cookbook - Third Edition

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The AbstractField class comes with a couple of interesting properties, one of which we just used. In our example, we used the this.model property, which holds the name of the current model (for example, library.book). Another property is this.field, which contains roughly the output of the model's fields_get() function for the field the widget is displaying. This will give all the information related to the current field. For example, for x2x fields, the fields_get() function gives you information about the co-model or the domain. You can also use this to query the field's string, size, or whatever other property you can set on the field during model definition.

Another helpful property is nodeOptions, which contains data ...