查看“︁MediaWiki:Citizen.js”︁的源代码

/* 这里所有JavaScript都会加载给Citizen皮肤的用户 */
(function() {
    mw.loader.using('jquery', function() {
        $(function() {
            // 防重复挂载
            if (document.querySelector('.magnetic-pointer-original')) return;

            // 创建光标DOM
            const pointer = document.createElement('div');
            pointer.className = 'magnetic-pointer-original';
            pointer.innerHTML = '<div></div><div></div><div></div><div></div>';
            document.body.appendChild(pointer);

            // 终极修复CSS：纯镂空四角 + 适配Citizen层级
            const style = document.createElement('style');
            style.textContent = `
/* 光标本体 */
.magnetic-pointer-original {
    --width: 4rem;
    --height: 4rem;
    position: fixed;
    top: calc(var(--height) / -2);
    left: calc(var(--width) / -2);
    width: var(--width);
    height: var(--height);
    transition: all 0.2s ease-out;
    pointer-events: none;
    z-index: 999999 !important; /* 压过Citizen所有弹窗/导航 */
}
/* 四角拐角 - 杜绝方块 */
.magnetic-pointer-original div {
    position: absolute;
    width: 12px;
    height: 12px;
    border-color: #17f700;
    background: transparent !important;
    box-shadow: none !important;
    margin: 0 !important;
    padding: 0 !important;
}
.magnetic-pointer-original div:nth-child(1) {top:0;left:0;border-top:2px solid;border-left:2px solid;}
.magnetic-pointer-original div:nth-child(2) {top:0;right:0;border-top:2px solid;border-right:2px solid;}
.magnetic-pointer-original div:nth-child(3) {bottom:0;left:0;border-bottom:2px solid;border-left:2px solid;}
.magnetic-pointer-original div:nth-child(4) {bottom:0;right:0;border-bottom:2px solid;border-right:2px solid;}

/* 锁定Citizen皮肤所有按钮为磁吸目标 */
.citizen-button,
.citizen-ui-button,
.citizen-nav-item a,
.citizen-menu-item a,
#citizen-header a,
#citizen-sidebar a,
.vector-tabs a,
.mw-editsection,
a.citizen-link-button {
    position: relative !important;
}
            `;
            document.head.appendChild(style);

            let currentTarget = null;
            let currentX = 0, currentY = 0;

            // 磁吸跟随逻辑
            const onMouseMove = function(e) {
                let x = e.clientX;
                let y = e.clientY;
                if (currentTarget) {
                    const rect = currentTarget.getBoundingClientRect();
                    const centerX = rect.left + rect.width / 2;
                    const centerY = rect.top + rect.height / 2;
                    x = centerX + (x - centerX) * 0.12; // 微调吸附顺滑度
                    y = centerY + (y - centerY) * 0.12;
                }
                currentX = x;
                currentY = y;
                pointer.style.transform = `translate(${currentX}px, ${currentY}px)`;
            };

            const onMouseEnter = function(e) {
                currentTarget = e.currentTarget;
                const rect = currentTarget.getBoundingClientRect();
                // 贴合Citizen按钮间距，放大留白更自然
                const gap = window.innerWidth / 60;
                pointer.style.setProperty('--width', rect.width + gap + 'px');
                pointer.style.setProperty('--height', rect.height + gap + 'px');
            };

            const onMouseLeave = function() {
                currentTarget = null;
                pointer.style.setProperty('--width', '4rem');
                pointer.style.setProperty('--height', '4rem');
            };

            // 自动绑定：Citizen全系列按钮 + 原有自定义_target
            const bindCitizenButtons = function() {
                const selector = `
                    .citizen-button:not([data-bound]),
                    .citizen-ui-button:not([data-bound]),
                    .citizen-nav-item a:not([data-bound]),
                    .citizen-menu-item a:not([data-bound]),
                    #citizen-header a:not([data-bound]),
                    #citizen-sidebar a:not([data-bound]),
                    .mw-editsection:not([data-bound]),
                    a.citizen-link-button:not([data-bound]),
                    ._target:not([data-bound])
                `;
                document.querySelectorAll(selector).forEach(el => {
                    el.dataset.bound = "1";
                    el.addEventListener('mouseenter', onMouseEnter);
                    el.addEventListener('mouseleave', onMouseLeave);
                });
            };

            // 全局鼠标监听
            window.addEventListener('mousemove', onMouseMove);

            // 初始绑定
            bindCitizenButtons();

            // 监听动态加载（侧边栏折叠/展开、AJAX页面、弹窗）
            const observer = new MutationObserver(() => bindCitizenButtons());
            observer.observe(document.body, { childList: true, subtree: true, attributes: true });
        });
    });
})();