Merge remote-tracking branch 'ul/dev' into mntm-dev

applications/system/js_app/examples/apps/Scripts/Examples/event_loop.js

@@ -0,0 +1,25 @@
+let eventLoop = require("event_loop");
+
+// print a string after 1337 milliseconds
+eventLoop.subscribe(eventLoop.timer("oneshot", 1337), function (_subscription, _item) {
+    print("Hi after 1337 ms");
+});
+
+// count up to 5 with a delay of 100ms between increments
+eventLoop.subscribe(eventLoop.timer("periodic", 100), function (subscription, _item, counter) {
+    print("Counter two:", counter);
+    if (counter === 5)
+        subscription.cancel();
+    return [counter + 1];
+}, 0);
+
+// count up to 15 with a delay of 100ms between increments
+// and stop the program when the count reaches 15
+eventLoop.subscribe(eventLoop.timer("periodic", 100), function (subscription, _item, event_loop, counter) {
+    print("Counter one:", counter);
+    if (counter === 15)
+        event_loop.stop();
+    return [event_loop, counter + 1];
+}, eventLoop, 0);
+
+eventLoop.run();

applications/system/js_app/examples/apps/Scripts/Examples/gpio.js

@@ -1,31 +1,29 @@
+let eventLoop = require("event_loop");
 let gpio = require("gpio");
 
 // initialize pins
-gpio.init("PC3", "outputPushPull", "up"); // pin, mode, pull
-print("PC3 is initialized as outputPushPull with pull-up");
+let led = gpio.get("pc3"); // same as `gpio.get(7)`
+let pot = gpio.get("pc0"); // same as `gpio.get(16)`
+let button = gpio.get("pc1"); // same as `gpio.get(15)`
+led.init({ direction: "out", outMode: "push_pull" });
+pot.init({ direction: "in", inMode: "analog" });
+button.init({ direction: "in", pull: "up", inMode: "interrupt", edge: "falling" });
 
-gpio.init("PC1", "input", "down"); // pin, mode, pull
-print("PC1 is initialized as input with pull-down");
+// blink led
+print("Commencing blinking (PC3)");
+eventLoop.subscribe(eventLoop.timer("periodic", 1000), function (_, _item, led, state) {
+    led.write(state);
+    return [led, !state];
+}, led, true);
 
-// let led on PC3 blink
-gpio.write("PC3", true); // high
-delay(1000);
-gpio.write("PC3", false); // low
-delay(1000);
-gpio.write("PC3", true);  // high
-delay(1000);
-gpio.write("PC3", false); // low
-
-// read value from PC1 and write it to PC3
-while (true) {
-    let value = gpio.read("PC1");
-    gpio.write("PC3", value);
-
-    value ? print("PC1 is high") : print("PC1 is low");
-
-    delay(100);
-}
+// read potentiometer when button is pressed
+print("Press the button (PC1)");
+eventLoop.subscribe(button.interrupt(), function (_, _item, pot) {
+    print("PC0 is at", pot.read_analog(), "mV");
+}, pot);
 
+// the program will just exit unless this is here
+eventLoop.run();
 
 // possible pins https://docs.flipper.net/gpio-and-modules#miFsS
 // "PA7" aka 2
@@ -43,20 +41,17 @@ while (true) {
 // "PB14" aka 17
 
 // possible modes
-// "input"
-// "outputPushPull"
-// "outputOpenDrain"
-// "altFunctionPushPull"
-// "altFunctionOpenDrain"
-// "analog"
-// "interruptRise"
-// "interruptFall"
-// "interruptRiseFall"
-// "eventRise"
-// "eventFall"
-// "eventRiseFall"
-
-// possible pull
-// "no"
-// "up"
-// "down"
+// { direction: "out", outMode: "push_pull" }
+// { direction: "out", outMode: "open_drain" }
+// { direction: "out", outMode: "push_pull", altFn: true }
+// { direction: "out", outMode: "open_drain", altFn: true }
+// { direction: "in", inMode: "analog" }
+// { direction: "in", inMode: "plain_digital" }
+// { direction: "in", inMode: "interrupt", edge: "rising" }
+// { direction: "in", inMode: "interrupt", edge: "falling" }
+// { direction: "in", inMode: "interrupt", edge: "both" }
+// { direction: "in", inMode: "event", edge: "rising" }
+// { direction: "in", inMode: "event", edge: "falling" }
+// { direction: "in", inMode: "event", edge: "both" }
+// all variants support an optional `pull` field which can either be undefined,
+// "up" or "down"

applications/system/js_app/examples/apps/Scripts/Examples/gui.js

@@ -0,0 +1,77 @@
+// import modules
+let eventLoop = require("event_loop");
+let gui = require("gui");
+let loadingView = require("gui/loading");
+let submenuView = require("gui/submenu");
+let emptyView = require("gui/empty_screen");
+let textInputView = require("gui/text_input");
+let textBoxView = require("gui/text_box");
+let dialogView = require("gui/dialog");
+
+// declare view instances
+let views = {
+    loading: loadingView.make(),
+    empty: emptyView.make(),
+    keyboard: textInputView.makeWith({
+        header: "Enter your name",
+        minLength: 0,
+        maxLength: 32,
+    }),
+    helloDialog: dialogView.makeWith({
+        center: "Hi Flipper! :)",
+    }),
+    longText: textBoxView.makeWith({
+        text: "This is a very long string that demonstrates the TextBox view. Use the D-Pad to scroll backwards and forwards.\nLorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse rhoncus est malesuada quam egestas ultrices. Maecenas non eros a nulla eleifend vulputate et ut risus. Quisque in mauris mattis, venenatis risus eget, aliquam diam. Fusce pretium feugiat mauris, ut faucibus ex volutpat in. Phasellus volutpat ex sed gravida consectetur. Aliquam sed lectus feugiat, tristique lectus et, bibendum lacus. Ut sit amet augue eu sapien elementum aliquam quis vitae tortor. Vestibulum quis commodo odio. In elementum fermentum massa, eu pellentesque nibh cursus at. Integer eleifend lacus nec purus elementum sodales. Nulla elementum neque urna, non vulputate massa semper sed. Fusce ut nisi vitae dui blandit congue pretium vitae turpis.",
+    }),
+    demos: submenuView.makeWith({
+        header: "Choose a demo",
+        items: [
+            "Hourglass screen",
+            "Empty screen",
+            "Text input & Dialog",
+            "Text box",
+            "Exit app",
+        ],
+    }),
+};
+
+// demo selector
+eventLoop.subscribe(views.demos.chosen, function (_sub, index, gui, eventLoop, views) {
+    if (index === 0) {
+        gui.viewDispatcher.switchTo(views.loading);
+        // the loading view captures all back events, preventing our navigation callback from firing
+        // switch to the demo chooser after a second
+        eventLoop.subscribe(eventLoop.timer("oneshot", 1000), function (_sub, _, gui, views) {
+            gui.viewDispatcher.switchTo(views.demos);
+        }, gui, views);
+    } else if (index === 1) {
+        gui.viewDispatcher.switchTo(views.empty);
+    } else if (index === 2) {
+        gui.viewDispatcher.switchTo(views.keyboard);
+    } else if (index === 3) {
+        gui.viewDispatcher.switchTo(views.longText);
+    } else if (index === 4) {
+        eventLoop.stop();
+    }
+}, gui, eventLoop, views);
+
+// say hi after keyboard input
+eventLoop.subscribe(views.keyboard.input, function (_sub, name, gui, views) {
+    views.helloDialog.set("text", "Hi " + name + "! :)");
+    gui.viewDispatcher.switchTo(views.helloDialog);
+}, gui, views);
+
+// go back after the greeting dialog
+eventLoop.subscribe(views.helloDialog.input, function (_sub, button, gui, views) {
+    if (button === "center")
+        gui.viewDispatcher.switchTo(views.demos);
+}, gui, views);
+
+// go to the demo chooser screen when the back key is pressed
+eventLoop.subscribe(gui.viewDispatcher.navigation, function (_sub, _, gui, views) {
+    gui.viewDispatcher.switchTo(views.demos);
+}, gui, views);
+
+// run UI
+gui.viewDispatcher.switchTo(views.demos);
+eventLoop.run();