change folder

src/js/control-view.js

@@ -408,6 +408,11 @@ module.exports = {
       }
     },
 
+    reset_gcode: function () {
+      this.state.selected = "";
+      this.$broadcast("gcode-load", "");
+    },
+
     upload_file: async function (e) {
       const files = e.target.files || e.dataTransfer.files;
       if (!files.length) {

src/pug/templates/control-view.pug

@@ -352,7 +352,7 @@ script#control-view-template(type="text/x-template")
               | Delete Folder
 
             select(title="Select previously uploaded GCode folder.",
-              v-model="state.folder", @change="this.state.selected=''", :disabled="!is_ready",
+              v-model="state.folder", @change="reset_gcode", :disabled="!is_ready",
               style="max-width:100%;margin-left:5px")
               option( selected='' value='default')  Default folder
               option(v-for="file in gcode_folders", :value="file") {{file}}