Скачать или смотреть How to Make the Enter Key Work Only on the Title Screen in Python with Turtle

Learn how to customize your game's title screen in Python with Turtle graphics so that the Enter key only navigates to the character selection screen from the title screen.
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This video is based on the question https://stackoverflow.com/q/70899760/ asked by the user 'flameyboi420' ( https://stackoverflow.com/u/15624074/ ) and on the answer https://stackoverflow.com/a/70900070/ provided by the user 'mkrieger1' ( https://stackoverflow.com/u/4621513/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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Controlling the Enter Key in Your Python Game

Creating a game involves a lot of decisions about user interactions, especially when it comes to handling keyboard input. One common scenario is to ensure that certain key presses only trigger actions at specific times or screens. In this post, we'll explore how to make the Enter key only transitions to the character selection screen when you're on the title screen, using Python's Turtle graphics.

The Problem

You might be facing a situation in your game where pressing the Enter key takes the player to the character selection screen regardless of what part of the game they are in. This can lead to an unsatisfactory user experience, particularly if they accidentally trigger this transition. In your case, pressing Enter should only work from the title screen.

The Solution

To address this issue, we'll introduce a variable that keeps track of whether the player is currently on the title screen or has already moved on to the character selection. We’ll implement this in the following steps:

Step 1: Introduce a Global Variable

We'll define a variable to keep track of which screen the game is currently on. Let's call this variable screen_state.

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Step 2: Modify the Character Selection Function

Next, we need to implement checks within our character_select function. This will determine whether the Enter key press should lead to the character selection screen. Here’s how to do it:

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In this code, we check if screen_state is not equal to 1. If it's not, we use return to exit the function early, preventing the transition.

Step 3: Handle the Enter Key Press

Finally, we need to ensure that pressing Enter only runs the character_select function when we're on the title screen:

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Ensure this line is executed before listening for keypress events.

Step 4: Resetting the Screen State (Optional)

If you want to allow the player to go back to the title screen later in your game, you may need to add a function (e.g., reset_to_title) that sets screen_state back to 1 and calls the title display function.

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With this structure, you'll have a system that only triggers transitions to the character selection screen when the player is on the title screen.

Final Thoughts

By following these steps, you can effectively manage when the Enter key performs actions in your game. This not only enhances the user experience but also provides a more fluid interaction within your game. If you have any further questions about managing state and user input in Python, feel free to reach out. Happy coding!