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https://github.com/Foundry376/Mailspring.git
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a366f3be9b
Summary: Add some basic functionality for creating and editing calendar events This is a weird work-around diff. Original review is at https://phab.nylas.com/D3396 Test Plan: manual Reviewers: bengotow Reviewed By: bengotow Differential Revision: https://phab.nylas.com/D3426
133 lines
4.1 KiB
JavaScript
133 lines
4.1 KiB
JavaScript
import React from 'react';
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import ReactDOM from 'react-dom';
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import {EventedIFrame} from 'nylas-component-kit';
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import {Utils} from 'nylas-exports';
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export default class EmailFrame extends React.Component {
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static displayName = 'EmailFrame';
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static propTypes = {
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content: React.PropTypes.string.isRequired,
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};
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componentDidMount() {
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this._mounted = true;
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this._writeContent();
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}
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shouldComponentUpdate(nextProps, nextState) {
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return (!Utils.isEqualReact(nextProps, this.props) || !Utils.isEqualReact(nextState, this.state));
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}
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componentDidUpdate() {
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this._writeContent();
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}
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componentWillUnmount() {
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this._mounted = false;
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if (this._unlisten) {
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this._unlisten();
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}
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}
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_writeContent = () => {
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const iframeNode = ReactDOM.findDOMNode(this.refs.iframe);
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const doc = iframeNode.contentDocument;
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if (!doc) { return; }
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doc.open();
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// NOTE: The iframe must have a modern DOCTYPE. The lack of this line
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// will cause some bizzare non-standards compliant rendering with the
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// message bodies. This is particularly felt with <table> elements use
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// the `border-collapse: collapse` css property while setting a
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// `padding`.
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doc.write("<!DOCTYPE html>");
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doc.write(`<div id='inbox-html-wrapper'>${this.props.content}</div>`);
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doc.close();
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// autolink(doc, {async: true});
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// autoscaleImages(doc);
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// addInlineDownloadPrompts(doc);
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// Notify the EventedIFrame that we've replaced it's document (with `open`)
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// so it can attach event listeners again.
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this.refs.iframe.didReplaceDocument();
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this._onMustRecalculateFrameHeight();
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}
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_onMustRecalculateFrameHeight = () => {
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this.refs.iframe.setHeightQuietly(0);
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this._lastComputedHeight = 0;
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this._setFrameHeight();
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}
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_getFrameHeight = (doc) => {
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let height = 0;
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if (doc && doc.body) {
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// Why reset the height? body.scrollHeight will always be 0 if the height
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// of the body is dependent on the iframe height e.g. if height ===
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// 100% in inline styles or an email stylesheet
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const style = window.getComputedStyle(doc.body)
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if (style.height === '0px') {
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doc.body.style.height = "auto"
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}
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height = doc.body.scrollHeight;
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}
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if (doc && doc.documentElement) {
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height = doc.documentElement.scrollHeight;
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}
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// scrollHeight does not include space required by scrollbar
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return height + 25;
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}
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_setFrameHeight = () => {
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if (!this._mounted) {
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return;
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}
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// Q: What's up with this holder?
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// A: If you resize the window, or do something to trigger setFrameHeight
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// on an already-loaded message view, all the heights go to zero for a brief
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// second while the heights are recomputed. This causes the ScrollRegion to
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// reset it's scrollTop to ~0 (the new combined heiht of all children).
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// To prevent this, the holderNode holds the last computed height until
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// the new height is computed.
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const holderNode = ReactDOM.findDOMNode(this.refs.iframeHeightHolder);
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const iframeNode = ReactDOM.findDOMNode(this.refs.iframe);
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const height = this._getFrameHeight(iframeNode.contentDocument);
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// Why 5px? Some emails have elements with a height of 100%, and then put
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// tracking pixels beneath that. In these scenarios, the scrollHeight of the
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// message is always <100% + 1px>, which leads us to resize them constantly.
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// This is a hack, but I'm not sure of a better solution.
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if (Math.abs(height - this._lastComputedHeight) > 5) {
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this.refs.iframe.setHeightQuietly(height);
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holderNode.style.height = `${height}px`;
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this._lastComputedHeight = height;
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}
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if (iframeNode.contentDocument.readyState !== 'complete') {
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setTimeout(() => this._setFrameHeight(), 0);
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}
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}
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render() {
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return (
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<div
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className="iframe-container"
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ref="iframeHeightHolder"
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style={{height: this._lastComputedHeight}}
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>
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<EventedIFrame
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ref="iframe"
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seamless="seamless"
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searchable
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onResize={this._onMustRecalculateFrameHeight}
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/>
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</div>
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);
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}
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}
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