gbridge: Fix setting to show/hide icon

Don't reload all widgets: just change this one and redraw

apps/gbridge/settings.js

@@ -13,7 +13,9 @@
   function toggleIcon() {
     settings.showIcon = !settings.showIcon;
     updateSettings();
-    Bangle.loadWidgets();
+    // need to re-layout widgets
+    WIDGETS["gbridgew"].reload();
+    g.clear();
     Bangle.drawWidgets();
   }
   var mainmenu = {
@@ -35,5 +37,5 @@
     "< Back" : function() { E.showMenu(mainmenu); },
   };
 
-  E.showMenu(mainmenu);
+  const menu = E.showMenu(mainmenu);
 })

apps/gbridge/widget.js

@@ -1,5 +1,6 @@
 (() => {
   const storage = require('Storage');
+  let settings;
 
   const state = {
     music: "stop",
@@ -13,10 +14,6 @@
     scrollPos: 0
   };
 
-  let settings = storage.readJSON('gbridge.json',1) || {};
-  if (!("showIcon" in settings)) {
-    settings.showIcon = true;
-  }
 
   function gbSend(message) {
     Bluetooth.println("");
@@ -186,6 +183,7 @@
   });
 
   function draw() {
+    if (!settings.showIcon) return;
     g.setColor(-1);
     if (NRF.getSecurityStatus().connected)
       g.drawImage(require("heatshrink").decompress(atob("i0WwgHExAABCIwJCBYwJEBYkIBQ2ACgvzCwoECx/z/AKDD4WD+YLBEIYKCx//+cvnAKCBwU/mc4/8/HYv//Ev+Y4EEAePn43DBQkzn4rCEIoABBIwKHO4cjmczK42I6mqlqEEBQeIBQaDED4IgDUhi6KaBbmIA==")), this.x + 1, this.y + 1);
@@ -198,15 +196,24 @@
     g.flip(); // turns screen on
   }
 
+  function reload() {
+    settings = storage.readJSON('gbridge.json', 1) || {};
+    if (!("showIcon" in settings)) {
+      settings.showIcon = true;
+    }
     if (settings.showIcon) {
-    WIDGETS["gbridgew"] = {area: "tl", width: 24, draw: draw};
+      WIDGETS["gbridgew"].width = 24;
       NRF.on("connect", changedConnectionState);
       NRF.on("disconnect", changedConnectionState);
     } else {
+      WIDGETS["gbridgew"].width = 0;
       NRF.removeListener("connect", changedConnectionState);
       NRF.removeListener("disconnect", changedConnectionState);
-    delete WIDGETS["gbridgew"];
     }
+  }
+
+  WIDGETS["gbridgew"] = {area: "tl", width: 24, draw: draw, reload: reload};
+  reload();
 
   function sendBattery() {
     gbSend({ t: "status", bat: E.getBattery() });