evtest

src/test/evtest.py

@@ -1,26 +1,50 @@
+import re
+
 import evdev
 from evdev import InputDevice, categorize, ecodes
+from six import unichr
+
+key_map = {
+            evdev.ecodes.KEY_A: 'a', evdev.ecodes.KEY_B: 'b', evdev.ecodes.KEY_C: 'c', evdev.ecodes.KEY_D: 'd', evdev.ecodes.KEY_E: 'e',
+            evdev.ecodes.KEY_F: 'f', evdev.ecodes.KEY_G: 'g', evdev.ecodes.KEY_H: 'h', evdev.ecodes.KEY_I: 'i', evdev.ecodes.KEY_J: 'j',
+            evdev.ecodes.KEY_K: 'k', evdev.ecodes.KEY_L: 'l', evdev.ecodes.KEY_M: 'm', evdev.ecodes.KEY_N: 'n', evdev.ecodes.KEY_O: 'o',
+            evdev.ecodes.KEY_P: 'p', evdev.ecodes.KEY_Q: 'q', evdev.ecodes.KEY_R: 'r', evdev.ecodes.KEY_S: 's', evdev.ecodes.KEY_T: 't',
+            evdev.ecodes.KEY_U: 'u', evdev.ecodes.KEY_V: 'v', evdev.ecodes.KEY_W: 'w', evdev.ecodes.KEY_X: 'x', evdev.ecodes.KEY_Y: 'y',
+            evdev.ecodes.KEY_Z: 'z',
+            evdev.ecodes.KEY_1: '1', evdev.ecodes.KEY_2: '2', evdev.ecodes.KEY_3: '3', evdev.ecodes.KEY_4: '4', evdev.ecodes.KEY_5: '5',
+            evdev.ecodes.KEY_6: '6', evdev.ecodes.KEY_7: '7', evdev.ecodes.KEY_8: '8', evdev.ecodes.KEY_9: '9', evdev.ecodes.KEY_0: '0',
+            evdev.ecodes.KEY_SPACE: ' ',
+            evdev.ecodes.KEY_DOT: '.',
+            evdev.ecodes.KEY_ENTER: '\n', # Or handle enter as needed
+            evdev.ecodes.KEY_BACKSPACE: '\b',
+            evdev.ecodes.KEY_LEFTSHIFT: '',
+            evdev.ecodes.KEY_SLASH: '/',
+
+        }
 
 def capture_input_events():
     try:
         # List available input devices
         devices = [InputDevice(path) for path in evdev.list_devices()]
-        for device in devices:
-            print(device.path, device.name, device.phys)
 
-        # Prompt the user to select a device
-        device_path = input("Enter the path of the device you want to capture (e.g., /dev/input/eventX): ")
+        device_path = find_barcode_scanner_event(devices)
         device = InputDevice(device_path)
 
         print(f"Capturing events from {device.name}...")
 
         for event in device.read_loop():
             if event.type == ecodes.EV_KEY:
-                print(categorize(event))
+                if event.code in key_map and event.value == 1:
+                    print(key_map[event.code],end='')
+                else:
+                    if event.value == 0:
+                        continue
+                    print(categorize(event))
+                    #print("UNKNOWN CODE ",event.code)
             elif event.type == ecodes.EV_REL:
-                pass # print(categorize(event))
+                pass #print(categorize(event))
             elif event.type == ecodes.EV_ABS:
-               pass # print(categorize(event))
+               print(categorize(event))
             else:
                 pass # print(event)
 
@@ -29,5 +53,22 @@ def capture_input_events():
     except KeyboardInterrupt:
         print("Capture stopped.")
 
+
+def find_barcode_scanner_event(input_list):
+    """
+    Finds the input identifier for the "Symbol Bar Code Scanner" in a list of input device strings.
+
+    Args:
+        input_list: A list of strings, each representing an input device.
+
+    Returns:
+        The input identifier (e.g., "/dev/input/event3") if found, otherwise None.
+    """
+    for line in input_list:
+        if "Symbol Bar Code Scanner" in line.name:
+            return line.path
+    return None
+
+
 if __name__ == "__main__":
     capture_input_events()

src/test/pynput_test.py

@@ -0,0 +1,38 @@
+from pynput import keyboard
+
+def on_press(key):
+    try:
+        print('{0}'.format(key.char),end='')
+    except AttributeError:
+        if key == keyboard.Key.enter:
+            print("\r\n")
+        #print('special key {0} pressed'.format(key))
+
+def on_release(key):
+    return
+    print('{0} released'.format(key))
+    if key == keyboard.Key.esc:
+        # Stop listener
+        return False
+
+def on_click(x, y, button, pressed):
+    print('{0} {1} at {2}'.format('Pressed' if pressed else 'Released', button, (x, y)))
+    if not pressed:
+        # Stop listener
+        return False
+
+def on_scroll(x, y, dx, dy):
+    print('Scrolled {0} at {1}'.format((dx, dy), (x, y)))
+
+def capture_pynput():
+    # Collect events until released
+    keyboard_listener = keyboard.Listener(on_press=on_press, on_release=on_release)
+
+
+    keyboard_listener.start()
+
+
+    keyboard_listener.join()
+
+if __name__ == "__main__":
+    capture_pynput()