New widget: bt2

apps/widbt2/metadata.json

@@ -0,0 +1,14 @@
+{
+  "id": "widbt2",
+  "name": "Bluetooth Widget 2",
+  "version": "0.01",
+  "description": "If active, shows a white bluetooth icon, if connected, a blue one",
+  "icon": "widget.png",
+  "type": "widget",
+  "tags": "widget,bluetooth,clkinfo",
+  "provides_widgets" : ["bluetooth"],
+  "supports": ["BANGLEJS","BANGLEJS2"],
+  "storage": [
+    {"name":"widbt2.wid.js","url":"widget.js"}
+  ]
+}

apps/widbt2/widget.js

@@ -0,0 +1,65 @@
+(function(){
+	"ram";
+
+	// 0: asleep, 1: active, 2: connected
+	let state = NRF.getSecurityStatus().connected
+		? 2
+		: 0; // could be active, assuming not here
+
+	const width = () => state > 0 ? 15 : 0;
+
+	const update = (newState) => {
+		state = newState;
+		WIDGETS.bluetooth.width = width();
+		setTimeout(Bangle.drawWidgets, 50); // no need for .bind()
+	};
+
+	// { {key: State]: { boolean: string } }
+	//                   ^ dark theme
+	const colours = {
+		1: { // active: white
+			false: "#fff",
+			true: "#fff",
+		},
+		2: { // connected: blue
+			false: "#0ff",
+			true: "#00f",
+		},
+	};
+
+	WIDGETS.bluetooth = {
+		area: "tl",
+		sortorder: -1,
+		draw: function() {
+			if (state == 0)
+				return;
+
+			g.reset();
+
+			g.setColor(colours[state][g.theme.dark]);
+
+			g.drawImage(
+				atob("CxQBBgDgFgJgR4jZMawfAcA4D4NYybEYIwTAsBwDAA=="),
+				this.x + 2,
+				this.y + 2
+			);
+		},
+		width: width(),
+	};
+
+	NRF.on("connect", update.bind(null, 2));
+	NRF.on("disconnect", update.bind(null, 1));
+
+	let origWake = NRF.wake;
+	let origSleep = NRF.sleep;
+
+	NRF.wake = function() {
+		update(1);
+		return origWake.apply(this, arguments);
+	};
+
+	NRF.sleep = function() {
+		update(0);
+		return origSleep.apply(this, arguments);
+	};
+})();