Options for the GroupedLayersControl
groupedLayersControlOptions(
exclusiveGroups = NULL,
groupCheckboxes = TRUE,
groupsCollapsable = TRUE,
groupsCollapsed = TRUE,
groupsExpandedClass = "leaflet-control-layers-group-collapse-default",
groupsCollapsedClass = "leaflet-control-layers-group-expand-default",
sortLayers = FALSE,
sortGroups = FALSE,
sortBaseLayers = FALSE,
collapsed = TRUE,
autoZIndex = TRUE,
...
)character vector of layer groups to make exclusive (use radio buttons)
Show a checkbox next to non-exclusive group labels for toggling all
Should groups be collapsible? Default is TRUE
A logical, character string, or character vector:
TRUE (default): Collapses all groups.
FALSE: No groups are collapsed.
A string: Collapses a single group (e.g., "Group 1").
A vector of strings: Collapses multiple groups (e.g., c("Group 1", "Group 2")).
The CSS class of expanded groups
The CSS class of collapsed groups
Sort the overlay layers alphabetically? Default is FALSE
Sort the groups alphabetically? Default is FALSE
Sort the baselayers alphabetically? Default is FALSE
if TRUE (the default), the layers control will be
rendered as an icon that expands when hovered over. Set to FALSE
to have the layers control always appear in its expanded state.
if TRUE, the control will automatically maintain
the z-order of its various groups as overlays are switched on and off.
other options for layersControlOptions()
Other GroupedLayersControl:
addGroupedLayersControl(),
addGroupedOverlay()