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Add loading spinner to preview modal

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This commit is contained in:
Kailash Nadh 2018-11-02 00:14:43 +05:30
parent 595bdb241a
commit 0fee76a88e
1 changed files with 23 additions and 16 deletions
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39
frontend/my/src/ModalPreview.js
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@ -2,7 +2,13 @@ import React from "react"
import { Modal } from "antd"
import * as cs from "./constants"
import { Spin } from "antd"
class ModalPreview extends React.PureComponent {
state = {
loading: true
}
makeForm(body) {
let form = document.createElement("form")
form.method = cs.MethodPost
@ -27,23 +33,24 @@ class ModalPreview extends React.PureComponent {
onCancel={ this.props.onCancel }
onOk={ this.props.onCancel }>
<div className="preview-iframe-container">
<iframe title={ this.props.title ? this.props.title : "Preview" }
name="preview-iframe"
id="preview-iframe"
className="preview-iframe"
ref={(o) => {
if(o) {
// When the DOM reference for the iframe is ready,
// see if there's a body to post with the form hack.
if(this.props.body !== undefined
&& this.props.body !== null) {
this.makeForm(this.props.body)
<Spin spinning={ this.state.loading }>
<iframe onLoad={() => { this.setState({ loading: false }) }} title={ this.props.title ? this.props.title : "Preview" }
name="preview-iframe"
id="preview-iframe"
className="preview-iframe"
ref={(o) => {
if(o) {
// When the DOM reference for the iframe is ready,
// see if there's a body to post with the form hack.
if(this.props.body !== undefined
&& this.props.body !== null) {
this.makeForm(this.props.body)
}
}
}
}}
src={ this.props.previewURL ? this.props.previewURL : "about:blank" }>
</iframe>
}}
src={ this.props.previewURL ? this.props.previewURL : "about:blank" }>
</iframe>
</Spin>
</div>
</Modal>