# Properties Tab

Properties tab contains information on the properties of the application. It have no relation to SDAI directly. All properties listed in this tab can also be found in SdaiEdit.properties file located in repos path as a special directory application.

### Developer

Developer check box switches on/off links from pages to a dictionary data. This is needed for users who are not interested in meta data. Usually type labels contain links to meta data.

### Split

The split component separates types and values of the attributes on the EntityInstance and the InstanceMapping pages. Therefor you can change sizes between these areas. Attributes are aligned to one split by default, so all attributes values begin at the same position. You can make the attributes value to be split by entity data types. So you can have more space for attributes' values, but attributes will not be aligned by one line.

### Mapping Mode

This will impact users witch are working with a mapping. There are three level restrictions for mapping related data. The first one (default) is No restrictions. The second one will impact displayed types available for instances. It will ignore not specific types for the representation of instances. The third restriction requires all mandatory attributes to be set. Otherwise it will be minded as not fulfill mapping and will not be shown.

### Working Directory

This field represents default directory where yours part 21 files will be placed in or taken from. It will be changed automatically if you choose other path in save or open dialogs. Also you can specify it here, by typing the path in the field or choosing from the dialog.

### Clipboard

Clipboard shows data stored in our own session clipboard which is common for all application ran on same java virtual machine. It is used for editing operations in SdaiEdit. Here you can view the content of the clipboard.

### Changing Properties

In the beginning all properties of the page are disabled.You can change them by pressing Edit button. Then you must Accept or Cancel changes. Accept will reset all you changed properties for pages immediately.