The siteorigin_panels_builder_supports filter allows you to enable and disable Page Builder features. For example, the following snippet will prevent users from being able to add new widgets:

Page Builder > Hooks> The `siteorigin_panels_builder_supports` filter allows you to enable and disable Page Builder features. For example, the following snippet will prevent users from being able to add new widgets:
function so_disallow_new_widgets( $supports ) {
    $supports['addWidget'] = false;

    return $supports;
}
add_filter( 'siteorigin_panels_builder_supports', 'so_disallow_new_widgets' );

Adjustable Actions

All adjustable actions are enabled by default.

editRow

Controls whether rows are editable.

deleteRow

Controls whether rows are able to be deleted.

moveRow

Controls whether rows are able movable.

addWidget

Controls whether new widgets can be added.

editWidget

Controls whether widgets are able to be edited.

deleteWidget

Controls whether widgets are able to be deleted.

moveWidget

Controls whether widgets are able to be moved.

Adjustable Features

All adjustable features are enabled by default.

prebuilt

If prebuilt is enabled, the user will be able to access the Layouts Directory. The Layout Directory can accessed by clicking the Layouts button in the Page Builder toolbar.

history

If prebuilt is enabled, the History buttton will appear in the Page Builder toolbar and the user will be able to undo previous edits.

This action isn't supported by every Page Builder instance may not always have a noticeable effect.

liveEditor

If prebuilt is enabled, the Live Editor button will appear in the Page Builder toolbar, and the user will be able to make changes using the Live Editor.

This action isn't supported by every Page Builder instance may not always have a noticeable effect.

revertToEditor

This action isn't supported by every Page Builder instance may not always have a noticeable effect.

siteorigin_panels_layout_builder_supports

siteorigin_panels_layout_builder_supports is specific to the Layout Builder widget and is equivelent to siteorigin_panels_builder_supports. The following snippet will prevent new widgets from being added to layout builders - the base Page Builder instance will be unaffected.

function so_disallow_new_widgets_layout_builder( $supports ) {
    $supports['addWidget'] = false;

    return $supports;
}
add_filter( 'siteorigin_panels_layout_builder_supports', 'so_disallow_new_widgets_layout_builder' );