improving drag'n'drop of locations

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

frontend/src/routes/stock/Locations.svelte

@@ -24,6 +24,11 @@
         return false;
     }
 
+    function start_drag(e,loc){
+        e.stopPropagation();
+        drag_start(loc)
+    }
+
     function flat(x){
         return JSON.parse(JSON.stringify(x));
     }
@@ -98,12 +103,6 @@
     }
 </script>
 
-<style>
-    .highlight > span{
-        background: lime;
-    }
-</style>
-
 <ul>
     {#each locations as location}
     <li onclick={e => toggleChildren(e, location)}
@@ -112,7 +111,7 @@
         ondragover={e => drag_over(e,location)}
         ondrop={e => onDrop(e,location)}
         ondragleave={e => delete location.highlight}
-        ondragstart={e => drag_start(location)} >
+        ondragstart={e => start_drag(e,location)} >
         <span class="name">{location.name}</span>
         {#if location.locations}
         <svelte:self locations={location.locations} {drag_start} {move_dragged_to} parent={{location:location.id}} bind:selected />