feat: works

platformio.ini

@@ -12,6 +12,7 @@
 platform = espressif32
 board = esp32dev
 framework = arduino
+monitor_speed = 115200
 lib_deps = neu-rah/ArduinoMenu library@^4.21.4
          olikraus/U8g2@^2.35.17
 ; build_flags = -Ilib -Isrc 

src/main.cpp

@@ -1,4 +1,5 @@
 #include "esp32-hal-gpio.h"
+#include "esp32-hal.h"
 #include "menuBase.h"
 #include <Arduino.h>
 
@@ -30,7 +31,8 @@ mcu: nano328p
 
 using namespace Menu;
 
-#define LEDPIN 9
+#define LEDPIN 2
+#define LOCKPIN LEDPIN
 #define BTN_SEL 33
 #define BTN_UP 32
 #define BTN_DOWN 25
@@ -95,6 +97,8 @@ const colorDef<uint8_t> colors[6] MEMMODE = {
 };
 
 result doAlert(eventMask e, prompt &item);
+result doLockScreen(menuOut &o, idleEvent e);
+void decrement_timer();
 
 int test = 55;
 
@@ -139,38 +143,48 @@ CHOOSE(chooseTest, chooseMenu, "Choose", doNothing, noEvent, noStyle,
 //   }
 // };
 
-MENU(subMenu, "Sub-Menu", doNothing, noEvent, noStyle,
-     OP("Sub1", doNothing, noEvent)
-     // ,altOP(altPrompt,"",doNothing,noEvent)
-     ,
+char *constMEM hexDigit MEMMODE = "0123456789ABCDEF";
+char *constMEM hexNr[] MEMMODE = {"0", "x", hexDigit, hexDigit};
+char buf1[] = "0x11";
+
+// char lockTimeBuf[] = "HH:MM:SS";
+
+MENU(lockMenu, "Lock Now!", doNothing, noEvent, noStyle,
+     EXIT("Cancel"), //
+     OP("Confirm", doLockScreen, enterEvent));
+
+MENU(subMenu, "Settings", doNothing, noEvent, noStyle,
+     OP("Sub1", doNothing, noEvent),
+     // altOP(altPrompt, "", doNothing, noEvent) SUBMENU(setLed), //
+     OP("LED On", myLedOn, enterEvent),                     //
+     OP("LED Off", myLedOff, enterEvent),                   //
+     SUBMENU(setLed),                                       //
+     SUBMENU(selMenu),                                      //
+     SUBMENU(chooseMenu),                                   //
+     OP("Alert test", doAlert, enterEvent),                 //
+     EDIT("Hex", buf1, hexNr, doNothing, noEvent, noStyle), //
      EXIT("<Back"));
 
 uint16_t hrs = 0;
 uint16_t mins = 0;
+uint16_t secs = 10;
 
 // define a pad style menu (single line menu)
 // here with a set of fields to enter a date in YYYY/MM/DD format
 altMENU(menu, timeMenu, "Time", doNothing, noEvent, noStyle,
         (systemStyles)(_asPad | Menu::_menuData | Menu::_canNav | _parentDraw),
         FIELD(hrs, "", ":", 0, 11, 1, 0, doNothing, noEvent, noStyle),
-        FIELD(mins, "", "", 0, 59, 10, 1, doNothing, noEvent, wrapStyle));
-
-char *constMEM hexDigit MEMMODE = "0123456789ABCDEF";
-char *constMEM hexNr[] MEMMODE = {"0", "x", hexDigit, hexDigit};
-char buf1[] = "0x11";
+        FIELD(mins, "", ":", 0, 59, 10, 1, doNothing, noEvent, wrapStyle),
+        FIELD(secs, "", "", 0, 59, 10, 1, doNothing, noEvent, wrapStyle));
 
 MENU(mainMenu, "Main menu", doNothing, noEvent, wrapStyle,
-     OP("Op1", doNothing, noEvent),
-     OP("Op2", doNothing, noEvent)
+     SUBMENU(lockMenu), //
      //,FIELD(test,"Test","%",0,100,10,1,doNothing,noEvent,wrapStyle)
-     ,
-     SUBMENU(timeMenu), SUBMENU(subMenu), SUBMENU(setLed),
-     OP("LED On", myLedOn, enterEvent), OP("LED Off", myLedOff, enterEvent),
-     SUBMENU(selMenu), SUBMENU(chooseMenu),
-     OP("Alert test", doAlert, enterEvent),
-     EDIT("Hex", buf1, hexNr, doNothing, noEvent, noStyle), EXIT("<Exit"));
+     SUBMENU(timeMenu), //
+     SUBMENU(subMenu),  //
+     EXIT("<Exit"));
 
-#define MAX_DEPTH 2
+#define MAX_DEPTH 3
 
 // encoderIn<encA,encB> encoder;//simple quad encoder driver
 // encoderInStream<encA,encB> encStream(encoder,4);// simple quad encoder fake
@@ -211,13 +225,52 @@ result alert(menuOut &o, idleEvent e) {
   return proceed;
 }
 
+unsigned long time_s = 0;
+
+void activateLock() {
+  ledCtrl = HIGH; // for demo
+  digitalWrite(LOCKPIN, HIGH);
+}
+void deactivateLock() {
+  ledCtrl = LOW; // for demo
+  digitalWrite(LOCKPIN, LOW);
+}
+
+result lockScreen(menuOut &o, idleEvent e) {
+  Serial.println("lockScreen()");
+  activateLock();
+  while (time_s > 0) {
+    u8g2.firstPage();
+    do {
+      o.setCursor(0, 0);
+      o.print("Locking");
+      o.setCursor(0, 1);
+      o.print("press [select]");
+      o.setCursor(0, 2);
+      o.print(time_s);
+      decrement_timer();
+    } while (u8g2.nextPage());
+  }
+  return proceed;
+}
+
+result doLockScreen(menuOut &o, idleEvent e) {
+  Serial.println("doLockScreen()");
+  time_s = secs + (mins * 60) + (hrs * 3600);
+  nav.idleOn(lockScreen);
+  nav.idleOff();
+  return proceed;
+}
+
 result doAlert(eventMask e, prompt &item) {
+  Serial.println("doAlert()");
   nav.idleOn(alert);
   return proceed;
 }
 
 // when menu is suspended
 result idle(menuOut &o, idleEvent e) {
+  Serial.println("idle()");
   o.clear();
   switch (e) {
   case idleStart:
@@ -262,8 +315,9 @@ void setup() {
   // u8g2.setBitmapMode(0);
 
   // disable second option
-  mainMenu[1].enabled = disabledStatus;
+  // mainMenu[1].enabled = disabledStatus;
   nav.idleTask = idle; // point a function to be used when menu is suspended
+  options->invertFieldKeys = true;
   Serial.println("setup done.");
   Serial.flush();
 }
@@ -280,3 +334,22 @@ void loop() {
   }
   delay(100); // simulate other tasks delay
 }
+
+void decrement_timer() {
+  unsigned long timer_interval = 1000; // decrement rate
+  static unsigned long timer_previousMillis =
+      0; // Variable to store the last time the decrement occurred
+  unsigned long currentMillis =
+      millis(); // Get the current time in milliseconds
+
+  // Check if it's time to decrement
+  if (currentMillis - timer_previousMillis >= timer_interval) {
+
+    // Update the previous time
+    timer_previousMillis = currentMillis;
+
+    // Decrement the variable
+    if (time_s > 0)
+      time_s--;
+  }
+}