matlab.appdesigner Settings

R2026b

App Designer settings, including canvas editor and component browser settings

You can customize App Designer using the matlab.appdesigner settings. Access matlab.appdesigner settings using the root SettingsGroup object returned by the settings function. For example, set the temporary value for resizing hints to 1 (where the default is 0) to show resizing hints in the canvas.

s = settings;
s.matlab.appdesigner.designview.ShowResizingHints.TemporaryValue = 1

For more information about settings, see Access and Modify Settings Programmatically.

matlab.appdesigner

AutoSaveOnClickAway — Autosave app on click away

0 (default) | 1

Autosave app on click away, specified as a 1 or 0.

Set to 1 to automatically saves changes to an app when you click away from it to switch between apps or to bring another window into focus. If an app has not already been saved at least once, autosave has no effect.

Example: s.matlab.appdesigner.AutoSaveOnClickAway.TemporaryValue = 1

matlab.appdesigner.compbrowser

IncludeComponentLabels — Include component labels

0 (default) | 1

Include component labels in the Component Browser, specified as a 1 or 0.

Set to 1 to display labels that are grouped with components as separate items in the Component Browser. Otherwise, those labels do not appear in the Component Browser.

Example: s.matlab.appdesigner.compbrowser.IncludeComponentLabels.TemporaryValue = 1

matlab.appdesigner.history

MaxFileListSize — Number of recent apps to display

8 (default) | positive integer

Number of recent apps to display in the Designer tab Open menu, specified as a positive integer between 0 and 12. The default value is 8.

Example: s.matlab.appdesigner.compbrowser.MaxFileListSize.TemporaryValue = 6

matlab.appdesigner.designview

ShowGrid — Show the grid

0 (default) | 1

Show the grid, specified as 1 or 0.

Set to 1 to overlay a grid onto the canvas as an alignment aid.

Example: s.matlab.appdesigner.designview.ShowGrid.TemporaryValue = 1

GridInterval — Grid spacing interval

10 (default) | positive integer

Grid spacing interval in pixels, specified as a positive integer between 10 and 50.

ShowGrid must be set to 1 to see the change in grid spacing.

Example: s.matlab.appdesigner.designview.GridInterval.TemporaryValue = 6

SnapToGrid — Snap components to the grid

1 (default) | 0

Snap components to the grid, specified as 1 or 0.

Set to 1 to have the upper left corner of a component always snap to the intersection of two grid lines whenever you resize or move the component on the canvas. ShowGrid must be set to 1 in order for components to snap to the grid.

Example: s.matlab.appdesigner.designview.SnapToGrid.TemporaryValue = 0

ShowAlignmentHints — Show alignment hints

1 (default) | 0

Show alignment hints, specified as 1 or 0.

Set to 1 to display alignment hints as you resize or move a component on the canvas.

Example: s.matlab.appdesigner.designview.ShowAlignmentHints.TemporaryValue = 0

ShowResizingHints — Show resizing hints

0 (default) | 1

Show resizing hints, specified as 1 or 0.

Set to 1 to display the size of a component as you resize it on the canvas.

Example: s.matlab.appdesigner.designview.ShowResizingHints.TemporaryValue = 1

matlab.appdesigner.fileformat

CreateNewAppsAs — File format of new apps

"mlapp" (default) | "m"

Since R2026b

File format of new apps, specified as "mlapp" or "m".

Set to "m" to create new apps in the plain text file format. Plain text apps consist of two files (.m and .xml). For more information, see App Designer File Formats.

Example: s.matlab.appdesigner.fileformat.CreateNewAppsAs.TemporaryValue = "m"Compatibility

Version History

Introduced in R2018a

R2026b: Change default file format of new apps

You can use the new matlab.appdesigner.fileformat.CreateNewAppsAs setting to change the default file format of new apps created in App Designer.