Merge pull request #5887 from Roxy-3D/RCBugFix

Double Click of Encoder Wheel Jumps to Z-BabyStepping

Marlin/Configuration_adv.h

 
 
 /**
+ * Double Clicking of LCD Panel's Encoder Wheel while at the Status Screen will jump
+ * to the Z-BabyStepping menu.
+ */
+//#define DOUBLE_CLICK_JUMPS_TO_Z_BABYSTEPPING
+#define DOUBLE_CLICK_TIME_WINDOW 1250   // How quickly the double click must be done in miliseconds.
+                                        // Please notice this time must be a little bit longer than what
+                                        // is actually desired because there is some latency in detecting a
+                                        // change in LCD Panel Button Status.
+
+
+/**
  * Volumetric extrusion default state
  * Activate to make volumetric extrusion the default method,
  * with DEFAULT_NOMINAL_FILAMENT_DIA as the default diameter.

Marlin/ultralcd.cpp

   millis_t previous_lcd_status_ms = 0;
 #endif
 
+#if ENABLED(BABYSTEPPING)
+  long babysteps_done = 0;
+  millis_t status_screen_click_time = 0;
+  static void lcd_babystep_z();
+#endif
+
 uint8_t lcd_status_message_level;
 char lcd_status_message[3 * (LCD_WIDTH) + 1] = WELCOME_MSG; // worst case is kana with up to 3*LCD_WIDTH+1
 
    * General function to go directly to a screen
    */
   void lcd_goto_screen(screenFunc_t screen, const uint32_t encoder = 0) {
+    #ifdef DOUBLE_CLICK_JUMPS_TO_Z_BABYSTEPPING
+      #if ENABLED(BABYSTEPPING) 
+        if (currentScreen==lcd_status_screen && screen==lcd_main_menu)  // We are in leaving the status screen to goto the main_menu  
+          status_screen_click_time = millis();       // screen.  Mark the time so we know how quick the user is 
+                     // pressing buttons. 
+        if (currentScreen==lcd_main_menu)  { 
+          if ( screen==lcd_status_screen && status_screen_click_time+DOUBLE_CLICK_TIME_WINDOW>millis() ) { 
+            lcdDrawUpdate = LCDVIEW_CLEAR_CALL_REDRAW; 
+            status_screen_click_time = 0; 
+            lcd_babystep_z(); 
+          return; 
+          } 
+        } 
+      #endif 
+    #endif 
     if (currentScreen != screen) {
       currentScreen = screen;
       encoderPosition = encoder;
 
   #if ENABLED(BABYSTEPPING)
 
-    long babysteps_done = 0;
-
     void _lcd_babystep(const AxisEnum axis, const char* msg) {
       if (lcd_clicked) { defer_return_to_status = false; return lcd_goto_previous_menu(); }
       ENCODER_DIRECTION_NORMAL();