Method constructor

content_scripts/link_hints.js:1497–1514

(delay, callback)

// Suppress all keyboard events until the user stops typing for sufficiently long.
class TypingProtector extends Mode {
  constructor(delay, callback) {
    super();
    this.init({
      name: "hint/typing-protector",
      suppressAllKeyboardEvents: true,
      keydown: resetExitTimer,
      keypress: resetExitTimer,
    });

    this.timer = Utils.setTimeout(delay, () => this.exit());

    const resetExitTimer = () => {
      clearTimeout(this.timer);
      this.timer = Utils.setTimeout(delay, () => this.exit());
    };

    this.onExit(() => callback(true)); // true -> isSuccess.
  }
}

class WaitForEnter extends Mode {