boot 0.23: Move to a precalculated .boot0 file which should speed up load time

setting 0.25: Move boot.js code into 'boot' app itself
launch 0.05: Use g.theme for colours
widbat 0.06: Use 'g.theme' (requires bootloader 0.23)
widlock: new widget

apps.json

@@ -4,11 +4,12 @@
     "tags": "tool,system",
     "type":"bootloader",
     "icon": "bootloader.png",
-    "version":"0.22",
+    "version":"0.23",
     "description": "This is needed by Bangle.js to automatically load the clock, menu, widgets and settings",
     "storage": [
       {"name":".boot0","url":"boot0.js"},
-      {"name":".bootcde","url":"bootloader.js"}
+      {"name":".bootcde","url":"bootloader.js"},
+      {"name":"bootupdate.js","url":"bootupdate.js"}
     ],
     "sortorder" : -10
   },
@@ -41,7 +42,7 @@
     "name": "Launcher (Default)",
     "shortName":"Launcher",
     "icon": "app.png",
-    "version":"0.04",
+    "version":"0.05",
     "description": "This is needed by Bangle.js to display a menu allowing you to choose your own applications. You can replace this with a customised launcher.",
     "tags": "tool,system,launcher",
     "type":"launch",
@@ -171,13 +172,12 @@
   { "id": "setting",
     "name": "Settings",
     "icon": "settings.png",
-    "version":"0.24",
+    "version":"0.25",
     "description": "A menu for setting up Bangle.js",
     "tags": "tool,system",
     "readme": "README.md",
     "storage": [
       {"name":"setting.app.js","url":"settings.js"},
-      {"name":"setting.boot.js","url":"boot.js"},
       {"name":"setting.img","url":"settings-icon.js","evaluate":true}
     ],
     "data": [
@@ -571,7 +571,7 @@
   { "id": "widbat",
     "name": "Battery Level Widget",
     "icon": "widget.png",
-    "version":"0.05",
+    "version":"0.06",
     "description": "Show the current battery level and charging status in the top right of the clock",
     "tags": "widget,battery",
     "type":"widget",
@@ -579,6 +579,17 @@
       {"name":"widbat.wid.js","url":"widget.js"}
     ]
   },
+  { "id": "widlock",
+    "name": "Lock Widget",
+    "icon": "widget.png",
+    "version":"0.01",
+    "description": "On devices with always-on display (Bangle.js 2) this displays lock icon whenever the display is locked",
+    "tags": "widget,lock",
+    "type":"widget",
+    "storage": [
+      {"name":"widlock.wid.js","url":"widget.js"}
+    ]
+  },
   { "id": "widbatpc",
     "name": "Battery Level Widget (with percentage)",
     "shortName": "Battery Widget",

apps/boot/ChangeLog

@@ -21,3 +21,4 @@
 0.20: Allow Gadgetbridge to work even with programmable:off
 0.21: Handle echo off char from Gadgetbridge app when programmable:off (fix #558)
 0.22: Stop LCD timeout being disabled on first run (when there is no settings.json)
+0.23: Move to a precalculated .boot0 file which should speed up load time

apps/boot/boot0.js

@@ -1,68 +1,2 @@
-// This ALWAYS runs at boot
+// Initially this runs and rewrites itself
-E.setFlags({pretokenise:1});
+eval(require('Storage').read('bootupdate.js'));
-// Load settings...
-var s = require('Storage').readJSON('setting.json',1)||{};
-if (s.ble!==false) {
-  if (s.HID) { // Human interface device
-    if (s.HID=="joy") Bangle.HID = E.toUint8Array(atob("BQEJBKEBCQGhAAUJGQEpBRUAJQGVBXUBgQKVA3UBgQMFAQkwCTEVgSV/dQiVAoECwMA="));
-    else if (s.HID=="kb") Bangle.HID = E.toUint8Array(atob("BQEJBqEBBQcZ4CnnFQAlAXUBlQiBApUBdQiBAZUFdQEFCBkBKQWRApUBdQORAZUGdQgVACVzBQcZAClzgQAJBRUAJv8AdQiVArECwA=="));
-    else /*kbmedia*/Bangle.HID = E.toUint8Array(atob("BQEJBqEBhQIFBxngKecVACUBdQGVCIEClQF1CIEBlQV1AQUIGQEpBZEClQF1A5EBlQZ1CBUAJXMFBxkAKXOBAAkFFQAm/wB1CJUCsQLABQwJAaEBhQEVACUBdQGVAQm1gQIJtoECCbeBAgm4gQIJzYECCeKBAgnpgQIJ6oECwA=="));
-    NRF.setServices({}, {uart:true, hid:Bangle.HID});
-  }
-}
-if (s.blerepl===false) { // If not programmable, force terminal off Bluetooth
-  if (s.log) Terminal.setConsole(true); // if showing debug, force REPL onto terminal
-  else E.setConsole(null,{force:true}); // on new (2v05+) firmware we have E.setConsole which allows a 'null' console
-  /* If not programmable add our own handler for Bluetooth data
-  to allow Gadgetbridge commands to be received*/
-  Bluetooth.line="";
-  Bluetooth.on('data',function(d) {
-    var l = (Bluetooth.line + d).split("\n");
-    Bluetooth.line = l.pop();
-    l.forEach(n=>Bluetooth.emit("line",n));
-  });
-  Bluetooth.on('line',function(l) {
-    if (l.startsWith('\x10')) l=l.slice(1);
-    if (l.startsWith('GB({') && l.endsWith('})') && global.GB)
-      try { global.GB(JSON.parse(l.slice(3,-1))); } catch(e) {}
-  });
-} else {
-  if (s.log && !NRF.getSecurityStatus().connected) Terminal.setConsole(); // if showing debug, put REPL on terminal (until connection)
-  else Bluetooth.setConsole(true); // else if no debug, force REPL to Bluetooth
-}
-// we just reset, so BLE should be on.
-// Don't disconnect if something is already connected to us
-if (s.ble===false && !NRF.getSecurityStatus().connected) NRF.sleep();
-// Set time, vibrate, beep, etc
-if (!Bangle.F_BEEPSET) {
-  if (!s.vibrate) Bangle.buzz=Promise.resolve;
-  if (s.beep===false) Bangle.beep=Promise.resolve;
-  else if (s.beep=="vib") Bangle.beep = function (time, freq) {
-    return new Promise(function(resolve) {
-      if ((0|freq)<=0) freq=4000;
-      if ((0|time)<=0) time=200;
-      if (time>5000) time=5000;
-      analogWrite(D13,0.1,{freq:freq});
-      setTimeout(function() {
-        digitalWrite(D13,0);
-        resolve();
-      }, time);
-    });
-  };
-}
-if (s.timeout!==undefined) Bangle.setLCDTimeout(s.timeout);
-if (!s.timeout) Bangle.setLCDPower(1);
-E.setTimeZone(s.timezone);
-delete s;
-// Draw out of memory errors onto the screen
-E.on('errorFlag', function(errorFlags) {
-  g.reset(1).setColor("#ff0000").setFont("6x8").setFontAlign(0,1).drawString(errorFlags,g.getWidth()/2,g.getHeight()-1).flip();
-  print("Interpreter error:", errorFlags);
-  E.getErrorFlags(); // clear flags so we get called next time
-});
-// stop users doing bad things!
-global.save = function() { throw new Error("You can't use save() on Bangle.js without overwriting the bootloader!"); }
-// Load *.boot.js files
-require('Storage').list(/\.boot\.js/).forEach(bootFile=>{
-  eval(require('Storage').read(bootFile));
-});

apps/boot/bootupdate.js

@@ -0,0 +1,95 @@
+/* This rewrites boot0.js based on current settings. If settings changed then it
+recalculates, but this avoids us doing a whole bunch of reconfiguration most
+of the time. */
+E.showMessage("Updating boot0...");
+var s = require('Storage').readJSON('setting.json',1)||{};
+var boot = "";
+var CRC = E.CRC32(require('Storage').read('setting.json'))+E.CRC32(require('Storage').list(/\.boot\.js/));
+boot += `if (E.CRC32(require('Storage').read('setting.json'))+E.CRC32(require('Storage').list(/\.boot\.js/))!=${CRC}) { eval(require('Storage').read('bootupdate.js'));} else {\n`;
+boot += `E.setFlags({pretokenise:1});\n`;
+if (s.ble!==false) {
+  if (s.HID) { // Human interface device
+    if (s.HID=="joy") boot += `Bangle.HID = E.toUint8Array(atob("BQEJBKEBCQGhAAUJGQEpBRUAJQGVBXUBgQKVA3UBgQMFAQkwCTEVgSV/dQiVAoECwMA="));`;
+    else if (s.HID=="kb") boot += `Bangle.HID = E.toUint8Array(atob("BQEJBqEBBQcZ4CnnFQAlAXUBlQiBApUBdQiBAZUFdQEFCBkBKQWRApUBdQORAZUGdQgVACVzBQcZAClzgQAJBRUAJv8AdQiVArECwA=="));`
+    else /*kbmedia*/boot += `Bangle.HID = E.toUint8Array(atob("BQEJBqEBhQIFBxngKecVACUBdQGVCIEClQF1CIEBlQV1AQUIGQEpBZEClQF1A5EBlQZ1CBUAJXMFBxkAKXOBAAkFFQAm/wB1CJUCsQLABQwJAaEBhQEVACUBdQGVAQm1gQIJtoECCbeBAgm4gQIJzYECCeKBAgnpgQIJ6oECwA=="));`;
+    boot += `NRF.setServices({}, {uart:true, hid:Bangle.HID});\n`;
+  }
+}
+if (s.blerepl===false) { // If not programmable, force terminal off Bluetooth
+  if (s.log) boot += `Terminal.setConsole(true);\n`; // if showing debug, force REPL onto terminal
+  else boot += `E.setConsole(null,{force:true});\n`; // on new (2v05+) firmware we have E.setConsole which allows a 'null' console
+  /* If not programmable add our own handler for Bluetooth data
+  to allow Gadgetbridge commands to be received*/
+  boot += `
+Bluetooth.line="";
+Bluetooth.on('data',function(d) {
+  var l = (Bluetooth.line + d).split("\n");
+  Bluetooth.line = l.pop();
+  l.forEach(n=>Bluetooth.emit("line",n));
+});
+Bluetooth.on('line',function(l) {
+  if (l.startsWith('\x10')) l=l.slice(1);
+  if (l.startsWith('GB({') && l.endsWith('})') && global.GB)
+    try { global.GB(JSON.parse(l.slice(3,-1))); } catch(e) {}
+});\n`;
+} else {
+  if (s.log) boot += `if (!NRF.getSecurityStatus().connected) Terminal.setConsole();\n`; // if showing debug, put REPL on terminal (until connection)
+  else boot += `Bluetooth.setConsole(true);\n`; // else if no debug, force REPL to Bluetooth
+}
+// we just reset, so BLE should be on.
+// Don't disconnect if something is already connected to us
+if (s.ble===false) boot += `if (!NRF.getSecurityStatus().connected) NRF.sleep();\n`;
+// Set time
+if (s.timeout!==undefined) boot += `Bangle.setLCDTimeout(${s.timeout});\n`;
+if (!s.timeout) boot += `Bangle.setLCDPower(1);\n`;
+boot += `E.setTimeZone(${s.timezone});`;
+// Set vibrate, beep, etc IF on older firmwares
+if (!Bangle.F_BEEPSET) {
+  if (!s.vibrate) boot += `Bangle.buzz=Promise.resolve;\n`
+  if (s.beep===false) boot += `Bangle.beep=Promise.resolve;\n`
+  else if (s.beep=="vib") boot += `Bangle.beep = function (time, freq) {
+    return new Promise(function(resolve) {
+      if ((0|freq)<=0) freq=4000;
+      if ((0|time)<=0) time=200;
+      if (time>5000) time=5000;
+      analogWrite(D13,0.1,{freq:freq});
+      setTimeout(function() {
+        digitalWrite(D13,0);
+        resolve();
+      }, time);
+    });
+  };\n`;
+}
+// Draw out of memory errors onto the screen
+boot += `E.on('errorFlag', function(errorFlags) {
+  g.reset(1).setColor("#ff0000").setFont("6x8").setFontAlign(0,1).drawString(errorFlags,g.getWidth()/2,g.getHeight()-1).flip();
+  print("Interpreter error:", errorFlags);
+  E.getErrorFlags(); // clear flags so we get called next time
+});\n`;
+// stop users doing bad things!
+if (global.save) boot += `global.save = function() { throw new Error("You can't use save() on Bangle.js without overwriting the bootloader!"); }\n`;
+// Apply any settings-specific stuff
+if (s.options) boot+=`Bangle.setOptions(${E.toJS(s.options)});\n`;
+if (s.quiet && s.qmOptions) boot+=`Bangle.setOptions(${E.toJS(s.qmOptions)});\n`;
+if (s.quiet && s.qmBrightness) {
+  if (s.qmBrightness!=1) boot+=`Bangle.setLCDBrightness(${s.qmBrightness});\n`;
+} else {
+  if (s.brightness && s.brightness!=1) boot+=`Bangle.setLCDBrightness(${s.brightness});\n`;
+}
+if (s.quiet && s.qmTimeout) boot+=`Bangle.setLCDTimeout(${s.qmTimeout});\n`;
+if (s.passkey!==undefined && s.passkey.length==6) boot+=`NRF.setSecurity({passkey:${s.passkey}, mitm:1, display:1});\n`;
+if (s.whitelist) boot+=`NRF.on('connect', function(addr) { if (!(require('Storage').readJSON('setting.json',1)||{}).whitelist.includes(addr)) NRF.disconnect(); });\n`;
+// Pre-2v10 firmwares without a theme
+if (!g.theme) {
+  boot += `g.theme={fg:-1,bg:0,fg2:-1,bg2:7,fgH:-1,bgH:0x02F7};\n`;
+}
+// Append *.boot.js files
+require('Storage').list(/\.boot\.js/).forEach(bootFile=>{
+  boot += "//"+bootFile+"\n"+require('Storage').read(bootFile)+"\n";
+});
+boot += "}\n";// initial 'if'
+var s = require('Storage').write('.boot0',boot);
+delete boot;
+E.showMessage("Reloading...");
+eval(require('Storage').read('.boot0'));
+eval(require('Storage').read('.bootcde'));

apps/launch/ChangeLog

@@ -2,3 +2,4 @@
 0.02: Only store relevant app data (saves RAM when many apps)
 0.03: Allow scrolling to wrap around (fix #382)
 0.04: Now displays widgets
+0.05: Use g.theme for colours

apps/launch/app.js

@@ -12,35 +12,36 @@ var menuScroll = 0;
 var menuShowing = false;
 
 function drawMenu() {
-  g.setFont("6x8",2);
+  g.reset().setFont("6x8",2).setFontAlign(-1,0);
-  g.setFontAlign(-1,0);
+  var w = g.getWidth();
-  var n = 3;
+  var h = g.getHeight();
+  var m = w/2;
+  var n = (h-48)/64;
   if (selected>=n+menuScroll) menuScroll = 1+selected-n;
   if (selected<menuScroll) menuScroll = selected;
   // arrows
-  g.setColor(menuScroll ? -1 : 0);
+  g.setColor(menuScroll ? g.theme.fg : g.theme.bg);
-  g.fillPoly([120,6,106,20,134,20]);
+  g.fillPoly([m,6,m-14,20,m+14,20]);
-  g.setColor((apps.length>n+menuScroll) ? -1 : 0);
+  g.setColor((apps.length>n+menuScroll) ? g.theme.fg : g.theme.bg);
-  g.fillPoly([120,233,106,219,134,219]);
+  g.fillPoly([m,h-7,m-14,h-21,m+14,h-21]);
   // draw
-  g.setColor(-1);
+  g.setColor(g.theme.fg);
   for (var i=0;i<n;i++) {
     var app = apps[i+menuScroll];
     if (!app) break;
     var y = 24+i*64;
     if (i+menuScroll==selected) {
-      g.setColor(0.3,0.3,0.3);
+      g.setColor(g.theme.bgH).fillRect(0,y,w-1,y+63);
-      g.fillRect(0,y,239,y+63);
+      g.setColor(g.theme.fgH).drawRect(0,y,w-1,y+63);
-      g.setColor(1,1,1);
-      g.drawRect(0,y,239,y+63);
     } else
-      g.clearRect(0,y,239,y+63);
+      g.clearRect(0,y,w-1,y+63);
     g.drawString(app.name,64,y+32);
     var icon=undefined;
     if (app.icon) icon = s.read(app.icon);
     if (icon) try {g.drawImage(icon,8,y+8);} catch(e){}
   }
 }
+g.clear();
 drawMenu();
 setWatch(function() {
   selected--;

apps/setting/ChangeLog

@@ -27,3 +27,4 @@
 0.22: Move HID to BLE menu
 0.23: Change max time offset to 13 for NZ summer daylight time (NZDT)
 0.24: Add Quiet Mode settings
+0.25: Move boot.js code into 'boot' app itself

apps/setting/boot.js

@@ -1,15 +0,0 @@
-(() => {
-  var settings = require('Storage').readJSON('setting.json', true);
-  if (!settings) return;
-  if (settings.options) Bangle.setOptions(settings.options);
-  if (settings.quiet && settings.qmOptions) Bangle.setOptions(settings.qmOptions);
-  if (settings.quiet && settings.qmBrightness) {
-    if (settings.qmBrightness!=1) Bangle.setLCDBrightness(settings.qmBrightness);
-  } else {
-    if (settings.brightness && settings.brightness!=1) Bangle.setLCDBrightness(settings.brightness);
-  }
-  if (settings.quiet && settings.qmTimeout) Bangle.setLCDTimeout(s.qmTimeout);
-  if (settings.passkey!==undefined && settings.passkey.length==6) NRF.setSecurity({passkey:settings.passkey, mitm:1, display:1});
-  if (settings.whitelist) NRF.on('connect', function(addr) { if (!settings.whitelist.includes(addr)) NRF.disconnect(); });
-  delete settings;
-})()

apps/widbat/ChangeLog

@@ -2,3 +2,4 @@
 0.03: Tweaks for variable size widget system
 0.04: Ensure redrawing works with variable size widget system
 0.05: Fix regression stopping correct widget updates
+0.06: Use 'g.theme' (requires bootloader 0.23)

apps/widbat/widget.js

@@ -7,16 +7,16 @@
   function draw() {
     var s = 39;
     var x = this.x, y = this.y;
+    g.reset();
     if (Bangle.isCharging()) {
       g.setColor(CHARGING).drawImage(atob("DhgBHOBzgc4HOP////////////////////3/4HgB4AeAHgB4AeAHgB4AeAHg"),x,y);
       x+=16;
     }
-    g.setColor(-1);
+    g.setColor(g.theme.fg);
     g.fillRect(x,y+2,x+s-4,y+21);
     g.clearRect(x+2,y+4,x+s-6,y+19);
     g.fillRect(x+s-3,y+10,x+s,y+14);
     g.setColor(CHARGING).fillRect(x+4,y+6,x+4+E.getBattery()*(s-12)/100,y+17);
-    g.setColor(-1);
   }
   Bangle.on('charging',function(charging) {
     if(charging) Bangle.buzz();

apps/widlock/ChangeLog

@@ -0,0 +1 @@
+0.01: First commit

apps/widlock/widget.js

@@ -0,0 +1,10 @@
+(function(){
+  Bangle.on('lcdPower', function(on) {
+    WIDGETS["lock"].width = Bangle.isLCDOn()?0:16;
+    Bangle.drawWidgets();
+  });
+  WIDGETS["lock"]={area:"tl",width:Bangle.isLCDOn()?0:16,draw:function(w) {
+    if (!Bangle.isLCDOn())
+      g.reset().drawImage(atob("DhABH+D/wwMMDDAwwMf/v//4f+H/h/8//P/z///f/g=="), w.x, w.y);
+  }};
+})()