select_marker

Selects a marker in this layer.

If [class@MarkerLayer]selection_mode is gtk_selection_single or gtk_selection_browse, all other markers will be unselected. If the mode is gtk_selection_none or marker is not selectable, nothing will happen.

Parameters:

this	a [class@MarkerLayer]
marker	a [class@Marker] that is a child of this

Returns:

true if the marker is now selected, otherwise false