Create settings.js

apps/chargeanim/settings.js

@@ -0,0 +1,53 @@
+(function(back) {
+  var FILE = "chargeAnimSettings.json";
+  // Load settings
+  
+  var settings = Object.assign({
+    // default values
+    showBatPercent: true,
+    showTime: true,
+    keepScreenOn:false,
+
+  }, require('Storage').readJSON(FILE, true) || {});
+
+  function writeSettings() {
+    require('Storage').writeJSON(FILE, settings);
+  }
+
+  // Show the menu
+  E.showMenu({
+    "" : { "title" : "Charge Animation" },
+    "< Back" : () => back(),
+    'Show Percent Charged': {
+      value: !!settings.showBatPercent,  // !! converts undefined to false
+      onchange: v => {
+        settings.showBatPercent = v;
+        writeSettings();
+      }
+      // format: ... may be specified as a function which converts the value to a string
+      // if the value is a boolean, showMenu() will convert this automatically, which
+      // keeps settings menus consistent
+    },
+    'Show Time': {
+      value: !!settings.showTime,  // !! converts undefined to false
+      onchange: v => {
+        settings.showTime = v;
+        writeSettings();
+      }
+      // format: ... may be specified as a function which converts the value to a string
+      // if the value is a boolean, showMenu() will convert this automatically, which
+      // keeps settings menus consistent
+    },
+    'Keep Backlight On': {
+      value: !!settings.keepScreenOn,  // !! converts undefined to false
+      onchange: v => {
+        settings.keepScreenOn = v;
+        writeSettings();
+      }
+      // format: ... may be specified as a function which converts the value to a string
+      // if the value is a boolean, showMenu() will convert this automatically, which
+      // keeps settings menus consistent
+    },
+    
+  });
+})