sistemata visualizzazione dei campi ed invio comandi al server.

pybusmonitor1553/gui/monitor.py

@@ -381,16 +381,13 @@ class MonitorApp(tk.Frame):
             self.current_form_label = label
             self.current_msg_wrapper = msg_wrapper  # Store wrapper for updates
 
-            # header with Apply button at top
+            # header with label (Apply button removed - changes are applied instantly)
             hdr = tk.Frame(self.detail_form_container)
             hdr.pack(fill=tk.X, padx=6, pady=(6,0))
             lbl_hdr = tk.Label(hdr, text=f"Edit message {label}", anchor=tk.W)
             lbl_hdr.pack(side=tk.LEFT)
-            # For editable forms show Apply button, otherwise present a label
-            if editable:
-                apply_btn = tk.Button(hdr, text='Apply', command=lambda: self._apply_form_values(msg_wrapper))
-                apply_btn.pack(side=tk.RIGHT, padx=6)
-            else:
+            # For read-only forms (B messages) show label
+            if not editable:
                 tk.Label(hdr, text='Read-only', anchor=tk.E).pack(side=tk.RIGHT, padx=6)
 
             # recursive builder for fields
@@ -503,6 +500,9 @@ class MonitorApp(tk.Frame):
                         var.set(sel)
                 except Exception:
                     pass
+                # Add instant callback for editable comboboxes
+                if editable:
+                    cb.bind('<<ComboboxSelected>>', lambda e, path=full: self._on_field_changed(path))
                 cb.pack(side=tk.RIGHT, fill=tk.X, expand=True)
                 widget = ('combobox', cb, enum_items)
             else:
@@ -523,6 +523,10 @@ class MonitorApp(tk.Frame):
                         ent.config(state='disabled')
                     except Exception:
                         pass
+                else:
+                    # Add instant callback for editable entries (on Return key or focus loss)
+                    ent.bind('<Return>', lambda e, path=full: self._on_field_changed(path))
+                    ent.bind('<FocusOut>', lambda e, path=full: self._on_field_changed(path))
                 ent.pack(side=tk.RIGHT, fill=tk.X, expand=True)
                 widget = ('entry', ent)
 
@@ -533,6 +537,54 @@ class MonitorApp(tk.Frame):
             except Exception:
                 pass
 
+    def _on_field_changed(self, field_path):
+        """Callback when user changes a field value - apply change immediately to message."""
+        try:
+            # Get current wrapper
+            msg_wrapper = getattr(self, 'current_msg_wrapper', None)
+            if not msg_wrapper:
+                return
+            
+            # Get widget and extract new value
+            widget = self.form_widgets.get(field_path)
+            if not widget:
+                return
+            
+            val = None
+            if widget[0] == 'combobox':
+                cb = widget[1]
+                sel = cb.get()
+                if not sel:
+                    return
+                # Extract numeric value from 'NAME (value)' format
+                try:
+                    start = sel.rfind('(')
+                    end = sel.rfind(')')
+                    if start != -1 and end != -1 and end > start:
+                        num = sel[start+1:end].strip()
+                        val = int(num)
+                    else:
+                        num = sel.split()[0]
+                        val = int(num)
+                except Exception:
+                    val = sel
+            else:
+                ent = widget[1]
+                txt = ent.get()
+                val = self._coerce_text_to_type(txt)
+            
+            # Apply change to message
+            try:
+                self._apply_edit_to_msg(field_path, str(val), msg_wrapper)
+                self.logger.info(f"Applied instant change: {field_path} = {val}")
+            except Exception as e:
+                self.logger.error(f"Failed to apply {field_path}: {e}")
+        except Exception as e:
+            try:
+                self.logger.error(f"_on_field_changed error: {e}")
+            except Exception:
+                pass
+
     def _apply_form_values(self, msg_wrapper):
         """Read widgets from `self.form_widgets` and apply values to message."""
         for full, widget in list(self.form_widgets.items()):