draggable layer control

Author: Conengmo

folium/map.py

@@ -153,7 +153,7 @@ class LayerControl(MacroElement):
     _template = Template(
         """
         {% macro script(this,kwargs) %}
-            var {{ this.get_name() }} = {
+            var {{ this.get_name() }}_layers = {
                 base_layers : {
                     {%- for key, val in this.base_layers.items() %}
                     {{ key|tojson }} : {{val}},
@@ -165,12 +165,16 @@ class LayerControl(MacroElement):
                     {%- endfor %}
                 },
             };
-            L.control.layers(
-                {{ this.get_name() }}.base_layers,
-                {{ this.get_name() }}.overlays,
+            let {{ this.get_name() }} = L.control.layers(
+                {{ this.get_name() }}_layers.base_layers,
+                {{ this.get_name() }}_layers.overlays,
                 {{ this.options|tojson }}
             ).addTo({{this._parent.get_name()}});
 
+            {%- if this.draggable %}
+            new L.Draggable({{ this.get_name() }}.getContainer()).enable();
+            {%- endif %}
+
         {% endmacro %}
         """
     )
@@ -180,13 +184,15 @@ def __init__(
         position: str = "topright",
         collapsed: bool = True,
         autoZIndex: bool = True,
+        draggable: bool = False,
         **kwargs: TypeJsonValue,
     ):
         super().__init__()
         self._name = "LayerControl"
         self.options = parse_options(
             position=position, collapsed=collapsed, autoZIndex=autoZIndex, **kwargs
         )
+        self.draggable = draggable
         self.base_layers: OrderedDict[str, str] = OrderedDict()
         self.overlays: OrderedDict[str, str] = OrderedDict()