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@@ -1,19 +1,19 @@
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export default function printHtml(html) {
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export default function printHtml(html) {
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- let style = getStyle();
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- let container = getContainer(html);
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-
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- document.body.appendChild(style);
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- document.body.appendChild(container);
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-
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- getLoadPromise(container).then(() => {
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- window.print();
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- document.body.removeChild(style);
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- document.body.removeChild(container);
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- });
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- }
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-
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- // 设置打印样式
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- function getStyle() {
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+ let style = getStyle();
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+ let container = getContainer(html);
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+
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+ document.body.appendChild(style);
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+ document.body.appendChild(container);
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+
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+ getLoadPromise(container).then(() => {
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+ window.print();
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+ document.body.removeChild(style);
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+ document.body.removeChild(container);
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+ });
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+}
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+
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+// 设置打印样式
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+function getStyle() {
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let styleContent = `#print-container {
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let styleContent = `#print-container {
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display: none;
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display: none;
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}
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}
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@@ -29,48 +29,48 @@ export default function printHtml(html) {
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display: block;
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display: block;
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}
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}
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}`;
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}`;
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- let style = document.createElement("style");
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- style.innerHTML = styleContent;
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- return style;
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- }
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-
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- // 清空打印内容
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- function cleanPrint() {
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- let div = document.getElementById('print-container')
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- if (!!div) {
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- document.querySelector('body').removeChild(div)
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- }
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+ let style = document.createElement("style");
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+ style.innerHTML = styleContent;
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+ return style;
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+}
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+
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+// 清空打印内容
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+function cleanPrint() {
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+ let div = document.getElementById('print-container')
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+ if (!!div) {
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+ document.querySelector('body').removeChild(div)
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}
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}
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-
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- // 新建DOM,将需要打印的内容填充到DOM
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- function getContainer(html) {
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- cleanPrint()
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- let container = document.createElement("div");
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- container.setAttribute("id", "print-container");
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- container.innerHTML = html;
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- return container;
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+}
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+
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+// 新建DOM,将需要打印的内容填充到DOM
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+function getContainer(html) {
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+ cleanPrint()
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+ let container = document.createElement("div");
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+ container.setAttribute("id", "print-container");
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+ container.innerHTML = html;
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+ return container;
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+}
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+
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+// 图片完全加载后再调用打印方法
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+function getLoadPromise(dom) {
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+ let imgs = dom.querySelectorAll("img");
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+ imgs = [].slice.call(imgs);
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+
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+ if (imgs.length === 0) {
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+ return Promise.resolve();
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}
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}
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-
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- // 图片完全加载后再调用打印方法
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- function getLoadPromise(dom) {
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- let imgs = dom.querySelectorAll("img");
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- imgs = [].slice.call(imgs);
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-
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- if (imgs.length === 0) {
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- return Promise.resolve();
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- }
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-
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- let finishedCount = 0;
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- return new Promise(resolve => {
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- function check() {
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- finishedCount++;
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- if (finishedCount === imgs.length) {
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- resolve();
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- }
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+
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+ let finishedCount = 0;
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+ return new Promise(resolve => {
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+ function check() {
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+ finishedCount++;
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+ if (finishedCount === imgs.length) {
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+ resolve();
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}
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}
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- imgs.forEach(img => {
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- img.addEventListener("load", check);
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- img.addEventListener("error", check);
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- })
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- });
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- }
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+ }
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+ imgs.forEach(img => {
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+ img.addEventListener("load", check);
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+ img.addEventListener("error", check);
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+ })
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+ });
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+}
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