Handle runout in runout.cpp

Marlin/src/feature/runout.cpp

@@ -58,4 +58,79 @@ void FilamentSensorBase::filament_present(const uint8_t extruder) {
   int8_t RunoutResponseDebounced::runout_count; // = 0
 #endif
 
+//
+// Filament Runout event handler
+//
+#include "../Marlin.h"
+#include "../gcode/queue.h"
+
+#if ENABLED(HOST_ACTION_COMMANDS)
+  #include "host_actions.h"
+#endif
+
+#if ENABLED(EXTENSIBLE_UI)
+  #include "../lcd/extensible_ui/ui_api.h"
+#endif
+
+void event_filament_runout() {
+
+  #if ENABLED(ADVANCED_PAUSE_FEATURE)
+    if (did_pause_print) return;  // Action already in progress. Purge triggered repeated runout.
+  #endif
+
+  #if ENABLED(EXTENSIBLE_UI)
+    ExtUI::onFilamentRunout(ExtUI::getActiveTool());
+  #endif
+
+  #if EITHER(HOST_PROMPT_SUPPORT, HOST_ACTION_COMMANDS)
+    const char tool = '0'
+      #if NUM_RUNOUT_SENSORS > 1
+        + active_extruder
+      #endif
+    ;
+  #endif
+
+  //action:out_of_filament
+  #if ENABLED(HOST_PROMPT_SUPPORT)
+    host_prompt_reason = PROMPT_FILAMENT_RUNOUT;
+    host_action_prompt_end();
+    host_action_prompt_begin(PSTR("FilamentRunout T"), false);
+    SERIAL_CHAR(tool);
+    SERIAL_EOL();
+    host_action_prompt_show();
+  #endif
+
+  const bool run_runout_script = !runout.host_handling;
+
+  #if ENABLED(HOST_ACTION_COMMANDS)
+    if (run_runout_script
+      && ( strstr(FILAMENT_RUNOUT_SCRIPT, "M600")
+        || strstr(FILAMENT_RUNOUT_SCRIPT, "M125")
+        #if ENABLED(ADVANCED_PAUSE_FEATURE)
+          || strstr(FILAMENT_RUNOUT_SCRIPT, "M25")
+        #endif
+      )
+    ) {
+      host_action_paused(false);
+    }
+    else {
+      // Legacy Repetier command for use until newer version supports standard dialog
+      // To be removed later when pause command also triggers dialog
+      #ifdef ACTION_ON_FILAMENT_RUNOUT
+        host_action(PSTR(ACTION_ON_FILAMENT_RUNOUT " T"), false);
+        SERIAL_CHAR(tool);
+        SERIAL_EOL();
+      #endif
+
+      host_action_pause(false);
+    }
+    SERIAL_ECHOPGM(" " ACTION_REASON_ON_FILAMENT_RUNOUT " ");
+    SERIAL_CHAR(tool);
+    SERIAL_EOL();
+  #endif // HOST_ACTION_COMMANDS
+
+  if (run_runout_script)
+    queue.inject_P(PSTR(FILAMENT_RUNOUT_SCRIPT));
+}
+
 #endif // HAS_FILAMENT_SENSOR

Marlin/src/feature/runout.h

@@ -46,6 +46,8 @@
   #define FILAMENT_RUNOUT_THRESHOLD 5
 #endif
 
+void event_filament_runout();
+
 class FilamentMonitorBase {
   public:
     static bool enabled, filament_ran_out;