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JCButton

Objective-C ★ 9 updated 10y ago

利用runtime hook 实现iOS防止按钮连续响应点击

What This Does

This is a small iOS library that solves a common mobile app problem: when users tap a button multiple times in quick succession, the app might perform the same action repeatedly (like submitting a form twice or making duplicate purchases). This project prevents that by automatically blocking a button from responding to rapid, consecutive taps.

How It Works

The solution uses a technique called "runtime hooking"—essentially intercepting how iOS buttons normally work and adding a safety check. When you integrate this library into your app, it silently monitors button taps and enforces a brief delay between when a button can respond to the next tap. If a user taps too fast, the extra taps are ignored. After a short cooldown period (typically a fraction of a second), the button becomes responsive again.

Who Would Use This

This is useful for any iOS developer building an app where accidental double-taps could cause problems. E-commerce apps might use it on checkout buttons to prevent duplicate orders. Social media apps might use it on post-submission buttons. Any form submission, payment, or one-time action button is a good candidate. Rather than forcing each developer to write custom tap-prevention logic for every button in their app, this library handles it automatically and consistently across the board.

Why It Matters

Normally, developers have to remember to add tap-prevention code to individual buttons, which gets tedious and error-prone. This project aims to make the fix automatic and invisible—you integrate the library once, and all buttons in your app get the protection without extra effort per button. It's a small quality-of-life improvement that prevents user frustration and app bugs that stem from overeager tapping.