yudao-init/src/directive/dialog/dragWidth.js
2024-04-07 15:30:59 +08:00

31 řádky
1.1 KiB
JavaScript

/**
* v-dialogDragWidth 可拖动弹窗宽度(右侧边)
* Copyright (c) 2019 ruoyi
*/
export default {
bind(el) {
const dragDom = el.querySelector('.el-dialog');
const lineEl = document.createElement('div');
lineEl.style = 'width: 5px; background: inherit; height: 80%; position: absolute; right: 0; top: 0; bottom: 0; margin: auto; z-index: 1; cursor: w-resize;';
lineEl.addEventListener('mousedown',
function (e) {
// 鼠标按下,计算当前元素距离可视区的距离
const disX = e.clientX - el.offsetLeft;
// 当前宽度
const curWidth = dragDom.offsetWidth;
document.onmousemove = function (e) {
e.preventDefault(); // 移动时禁用默认事件
// 通过事件委托,计算移动的距离
const l = e.clientX - disX;
dragDom.style.width = `${curWidth + l}px`;
};
document.onmouseup = function (e) {
document.onmousemove = null;
document.onmouseup = null;
};
}, false);
dragDom.appendChild(lineEl);
}
}