keyboard_test.py

from direct.showbase.ShowBase import ShowBase
from panda3d.core import WindowProperties

class MyApp(ShowBase):
    def __init__(self):
        ShowBase.__init__(self)

        # Optional: Hide the default Panda3D mouse cursor
        props = WindowProperties()
        props.setCursorHidden(False)
        self.win.requestProperties(props)
        self.messenger.toggle_verbose()
        # Accept keyboard events
        # The pattern is: self.accept(<event_name>, <method_to_call>, [<arguments>])
        self.accept("escape", self.on_key_press, ["Escape"])
        self.accept("arrow_up", self.on_key_press, ["Up Arrow"])
        self.accept("arrow_down", self.on_key_press, ["Down Arrow"])
        self.accept("arrow_left", self.on_key_press, ["Left Arrow"])
        self.accept("arrow_right", self.on_key_press, ["Right Arrow"])
        
        # You can also detect key releases: event names typically end with '-up'
        self.accept("arrow_left-up", self.on_key_release, ["Left Arrow"])

        print("Press arrow keys or ESC to test keyboard inputs. Close the window or press ESC to exit.")

    def on_key_press(self, key_name):
        """
        Called when a registered key is pressed.
        """
        print(f"{key_name} key pressed.")
        if key_name == "Escape":
            # Stop the app if ESC is pressed
            self.userExit()

    def on_key_release(self, key_name):
        """
        Called when a registered key is released.
        """
        print(f"{key_name} key released.")

# Run the application
app = MyApp()
app.run()