Read by default in React Document editor component

30 Jan 202315 minutes to read

In this article, we are going to see how to open a document in read only mode by default in Document Editor & Document Editor Container.

Opening a document in read only mode by default in DocumentEditor

import * as ReactDOM from 'react-dom';
import * as React from 'react';
import { DocumentEditorComponent, Print, SfdtExport, WordExport, TextExport, Selection, Search, Editor, ImageResizer, EditorHistory, ContextMenu, OptionsPane, HyperlinkDialog, TableDialog, BookmarkDialog, TableOfContentsDialog, PageSetupDialog, StyleDialog, ListDialog, ParagraphDialog, BulletsAndNumberingDialog, FontDialog, TablePropertiesDialog, BordersAndShadingDialog, TableOptionsDialog, CellOptionsDialog, StylesDialog } from '@syncfusion/ej2-react-documenteditor';
//Inject require modules.
DocumentEditorComponent.Inject(Print, SfdtExport, WordExport, TextExport, Selection, Search, Editor, ImageResizer, EditorHistory, ContextMenu, OptionsPane, HyperlinkDialog, TableDialog, BookmarkDialog, TableOfContentsDialog, PageSetupDialog, StyleDialog, ListDialog, ParagraphDialog, BulletsAndNumberingDialog, FontDialog, TablePropertiesDialog, BordersAndShadingDialog, TableOptionsDialog, CellOptionsDialog, StylesDialog);
function App() {
    let documentEditor;
    React.useEffect(() => {
        componentDidMount();
    }, []);
    function onLoadDefault() {
        // load your default document here
        let data = `{"sections":[{"sectionFormat":{"pageWidth":612,"pageHeight":792,"leftMargin":72,"rightMargin":72,"topMargin":72,"bottomMargin":72,"differentFirstPage":false,"differentOddAndEvenPages":false,"headerDistance":36,"footerDistance":36,"bidi":false},"blocks":[{"paragraphFormat":{"afterSpacing":30,"styleName":"Heading 1","listFormat":{}},"characterFormat":{},"inlines":[{"characterFormat":{},"text":"Adventure Works Cycles"}]}],"headersFooters":{"header":{"blocks":[{"paragraphFormat":{"listFormat":{}},"characterFormat":{},"inlines":[]}]},"footer":{"blocks":[{"paragraphFormat":{"listFormat":{}},"characterFormat":{},"inlines":[]}]}}}],"characterFormat":{"bold":false,"italic":false,"fontSize":11,"fontFamily":"Calibri","underline":"None","strikethrough":"None","baselineAlignment":"Normal","highlightColor":"NoColor","fontColor":"empty","fontSizeBidi":11,"fontFamilyBidi":"Calibri","allCaps":false},"paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":0,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","listFormat":{},"bidi":false},"defaultTabWidth":36,"trackChanges":false,"enforcement":false,"hashValue":"","saltValue":"","formatting":false,"protectionType":"NoProtection","dontUseHTMLParagraphAutoSpacing":false,"formFieldShading":true,"styles":[{"name":"Normal","type":"Paragraph","paragraphFormat":{"lineSpacing":1.149999976158142,"lineSpacingType":"Multiple","listFormat":{}},"characterFormat":{"fontFamily":"Calibri"},"next":"Normal"},{"name":"Default Paragraph Font","type":"Character","characterFormat":{}},{"name":"Heading 1 Char","type":"Character","characterFormat":{"fontSize":16,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 1","type":"Paragraph","paragraphFormat":{"beforeSpacing":12,"afterSpacing":0,"outlineLevel":"Level1","listFormat":{}},"characterFormat":{"fontSize":16,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 1 Char","next":"Normal"},{"name":"Heading 2 Char","type":"Character","characterFormat":{"fontSize":13,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 2","type":"Paragraph","paragraphFormat":{"beforeSpacing":2,"afterSpacing":6,"outlineLevel":"Level2","listFormat":{}},"characterFormat":{"fontSize":13,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 2 Char","next":"Normal"},{"name":"Heading 3","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level3","listFormat":{}},"characterFormat":{"fontSize":12,"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Normal","link":"Heading 3 Char","next":"Normal"},{"name":"Heading 3 Char","type":"Character","characterFormat":{"fontSize":12,"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Default Paragraph Font"},{"name":"Heading 4","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level4","listFormat":{}},"characterFormat":{"italic":true,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 4 Char","next":"Normal"},{"name":"Heading 4 Char","type":"Character","characterFormat":{"italic":true,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 5","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level5","listFormat":{}},"characterFormat":{"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 5 Char","next":"Normal"},{"name":"Heading 5 Char","type":"Character","characterFormat":{"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 6","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level6","listFormat":{}},"characterFormat":{"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Normal","link":"Heading 6 Char","next":"Normal"},{"name":"Heading 6 Char","type":"Character","characterFormat":{"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Default Paragraph Font"}],"lists":[],"abstractLists":[],"comments":[],"revisions":[],"customXml":[]}`;
        // Open the default document
        documentEditor.open(data);
        //Enable read only mode.
        documentEditor.isReadOnly = true;
    }
    function componentDidMount() {
        setTimeout(() => {
            onLoadDefault();
        });
    }
    return (<DocumentEditorComponent id="container" ref={(scope) => { documentEditor = scope; }} serviceUrl="https://ej2services.syncfusion.com/production/web-services/api/documenteditor/" isReadOnly={false} enablePrint={true} enableSelection={true} enableEditor={true} enableEditorHistory={true} enableContextMenu={true} enableSearch={true} enableOptionsPane={true} enableBookmarkDialog={true} enableBordersAndShadingDialog={true} enableFontDialog={true} enableTableDialog={true} enableParagraphDialog={true} enableHyperlinkDialog={true} enableImageResizer={true} enableListDialog={true} enablePageSetupDialog={true} enableSfdtExport={true} enableStyleDialog={true} enableTableOfContentsDialog={true} enableTableOptionsDialog={true} enableTablePropertiesDialog={true} enableTextExport={true} enableWordExport={true} height={'330px'}/>);
}
export default App;
ReactDOM.render(<App />, document.getElementById('sample'));
import * as ReactDOM from 'react-dom';
import * as React from 'react';
import {
    DocumentEditorComponent, Print, SfdtExport, WordExport, TextExport, Selection, Search, Editor, ImageResizer, EditorHistory,
    ContextMenu, OptionsPane, HyperlinkDialog, TableDialog, BookmarkDialog, TableOfContentsDialog,
    PageSetupDialog, StyleDialog, ListDialog, ParagraphDialog, BulletsAndNumberingDialog, FontDialog,
    TablePropertiesDialog, BordersAndShadingDialog, TableOptionsDialog, CellOptionsDialog, StylesDialog
} from '@syncfusion/ej2-react-documenteditor';

//Inject require modules.
DocumentEditorComponent.Inject(Print, SfdtExport, WordExport, TextExport, Selection, Search, Editor, ImageResizer, EditorHistory, ContextMenu, OptionsPane, HyperlinkDialog, TableDialog, BookmarkDialog, TableOfContentsDialog, PageSetupDialog, StyleDialog, ListDialog, ParagraphDialog, BulletsAndNumberingDialog, FontDialog, TablePropertiesDialog, BordersAndShadingDialog, TableOptionsDialog, CellOptionsDialog, StylesDialog);
function App() {
    let documentEditor: DocumentEditorComponent;
    React.useEffect(() => {
        componentDidMount()
    }, []);
    function onLoadDefault() {
        // load your default document here
        let data = `{"sections":[{"sectionFormat":{"pageWidth":612,"pageHeight":792,"leftMargin":72,"rightMargin":72,"topMargin":72,"bottomMargin":72,"differentFirstPage":false,"differentOddAndEvenPages":false,"headerDistance":36,"footerDistance":36,"bidi":false},"blocks":[{"paragraphFormat":{"afterSpacing":30,"styleName":"Heading 1","listFormat":{}},"characterFormat":{},"inlines":[{"characterFormat":{},"text":"Adventure Works Cycles"}]}],"headersFooters":{"header":{"blocks":[{"paragraphFormat":{"listFormat":{}},"characterFormat":{},"inlines":[]}]},"footer":{"blocks":[{"paragraphFormat":{"listFormat":{}},"characterFormat":{},"inlines":[]}]}}}],"characterFormat":{"bold":false,"italic":false,"fontSize":11,"fontFamily":"Calibri","underline":"None","strikethrough":"None","baselineAlignment":"Normal","highlightColor":"NoColor","fontColor":"empty","fontSizeBidi":11,"fontFamilyBidi":"Calibri","allCaps":false},"paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":0,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","listFormat":{},"bidi":false},"defaultTabWidth":36,"trackChanges":false,"enforcement":false,"hashValue":"","saltValue":"","formatting":false,"protectionType":"NoProtection","dontUseHTMLParagraphAutoSpacing":false,"formFieldShading":true,"styles":[{"name":"Normal","type":"Paragraph","paragraphFormat":{"lineSpacing":1.149999976158142,"lineSpacingType":"Multiple","listFormat":{}},"characterFormat":{"fontFamily":"Calibri"},"next":"Normal"},{"name":"Default Paragraph Font","type":"Character","characterFormat":{}},{"name":"Heading 1 Char","type":"Character","characterFormat":{"fontSize":16,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 1","type":"Paragraph","paragraphFormat":{"beforeSpacing":12,"afterSpacing":0,"outlineLevel":"Level1","listFormat":{}},"characterFormat":{"fontSize":16,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 1 Char","next":"Normal"},{"name":"Heading 2 Char","type":"Character","characterFormat":{"fontSize":13,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 2","type":"Paragraph","paragraphFormat":{"beforeSpacing":2,"afterSpacing":6,"outlineLevel":"Level2","listFormat":{}},"characterFormat":{"fontSize":13,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 2 Char","next":"Normal"},{"name":"Heading 3","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level3","listFormat":{}},"characterFormat":{"fontSize":12,"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Normal","link":"Heading 3 Char","next":"Normal"},{"name":"Heading 3 Char","type":"Character","characterFormat":{"fontSize":12,"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Default Paragraph Font"},{"name":"Heading 4","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level4","listFormat":{}},"characterFormat":{"italic":true,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 4 Char","next":"Normal"},{"name":"Heading 4 Char","type":"Character","characterFormat":{"italic":true,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 5","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level5","listFormat":{}},"characterFormat":{"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 5 Char","next":"Normal"},{"name":"Heading 5 Char","type":"Character","characterFormat":{"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 6","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level6","listFormat":{}},"characterFormat":{"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Normal","link":"Heading 6 Char","next":"Normal"},{"name":"Heading 6 Char","type":"Character","characterFormat":{"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Default Paragraph Font"}],"lists":[],"abstractLists":[],"comments":[],"revisions":[],"customXml":[]}`;
        // Open the default document
        documentEditor.open(data)
        //Enable read only mode.
        documentEditor.isReadOnly = true;
    }
    function componentDidMount() {
        setTimeout(() => {
            onLoadDefault();
        });
    }
    return (
        <DocumentEditorComponent id="container" ref={(scope) => { documentEditor = scope; }} serviceUrl="https://ej2services.syncfusion.com/production/web-services/api/documenteditor/" isReadOnly={false} enablePrint={true}
            enableSelection={true} enableEditor={true} enableEditorHistory={true}
            enableContextMenu={true} enableSearch={true} enableOptionsPane={true}
            enableBookmarkDialog={true} enableBordersAndShadingDialog={true} enableFontDialog={true} enableTableDialog={true} enableParagraphDialog={true} enableHyperlinkDialog={true} enableImageResizer={true} enableListDialog={true}
            enablePageSetupDialog={true} enableSfdtExport={true}
            enableStyleDialog={true} enableTableOfContentsDialog={true}
            enableTableOptionsDialog={true} enableTablePropertiesDialog={true}
            enableTextExport={true} enableWordExport={true} height={'330px'} />
    );
}
export default App;
ReactDOM.render(<App />, document.getElementById('sample'));
<!DOCTYPE html>
<html lang="en">

<head>
    <title>Syncfusion React Button</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Essential JS 2 for React Components" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-react-documenteditor/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-documenteditor/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-buttons/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-base/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-dropdowns/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-inputs/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-splitbuttons/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-lists/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-navigations/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-popups/styles/fabric.css" rel="stylesheet" />   
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.js" type ="text/javascript"></script>
</head>

<body>
        <div id='sample'>
            <div id='loader'>Loading....</div>
        </div>
</body>

</html>

Opening a document in ready only mode by default in DocumentEditorContainer

import * as ReactDOM from 'react-dom';
import * as React from 'react';
import { DocumentEditorContainerComponent, Toolbar } from '@syncfusion/ej2-react-documenteditor';
DocumentEditorContainerComponent.Inject(Toolbar);
function App() {
    let documenteditorcontainer;
    React.useEffect(() => {
        componentDidMount();
    }, []);
    function onLoadDefault() {
        // load your default document here
        let data = `{"sections":[{"sectionFormat":{"pageWidth":612,"pageHeight":792,"leftMargin":72,"rightMargin":72,"topMargin":72,"bottomMargin":72,"differentFirstPage":false,"differentOddAndEvenPages":false,"headerDistance":36,"footerDistance":36,"bidi":false},"blocks":[{"paragraphFormat":{"afterSpacing":30,"styleName":"Heading 1","listFormat":{}},"characterFormat":{},"inlines":[{"characterFormat":{},"text":"Adventure Works Cycles"}]}],"headersFooters":{"header":{"blocks":[{"paragraphFormat":{"listFormat":{}},"characterFormat":{},"inlines":[]}]},"footer":{"blocks":[{"paragraphFormat":{"listFormat":{}},"characterFormat":{},"inlines":[]}]}}}],"characterFormat":{"bold":false,"italic":false,"fontSize":11,"fontFamily":"Calibri","underline":"None","strikethrough":"None","baselineAlignment":"Normal","highlightColor":"NoColor","fontColor":"empty","fontSizeBidi":11,"fontFamilyBidi":"Calibri","allCaps":false},"paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":0,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","listFormat":{},"bidi":false},"defaultTabWidth":36,"trackChanges":false,"enforcement":false,"hashValue":"","saltValue":"","formatting":false,"protectionType":"NoProtection","dontUseHTMLParagraphAutoSpacing":false,"formFieldShading":true,"styles":[{"name":"Normal","type":"Paragraph","paragraphFormat":{"lineSpacing":1.149999976158142,"lineSpacingType":"Multiple","listFormat":{}},"characterFormat":{"fontFamily":"Calibri"},"next":"Normal"},{"name":"Default Paragraph Font","type":"Character","characterFormat":{}},{"name":"Heading 1 Char","type":"Character","characterFormat":{"fontSize":16,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 1","type":"Paragraph","paragraphFormat":{"beforeSpacing":12,"afterSpacing":0,"outlineLevel":"Level1","listFormat":{}},"characterFormat":{"fontSize":16,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 1 Char","next":"Normal"},{"name":"Heading 2 Char","type":"Character","characterFormat":{"fontSize":13,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 2","type":"Paragraph","paragraphFormat":{"beforeSpacing":2,"afterSpacing":6,"outlineLevel":"Level2","listFormat":{}},"characterFormat":{"fontSize":13,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 2 Char","next":"Normal"},{"name":"Heading 3","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level3","listFormat":{}},"characterFormat":{"fontSize":12,"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Normal","link":"Heading 3 Char","next":"Normal"},{"name":"Heading 3 Char","type":"Character","characterFormat":{"fontSize":12,"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Default Paragraph Font"},{"name":"Heading 4","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level4","listFormat":{}},"characterFormat":{"italic":true,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 4 Char","next":"Normal"},{"name":"Heading 4 Char","type":"Character","characterFormat":{"italic":true,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 5","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level5","listFormat":{}},"characterFormat":{"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 5 Char","next":"Normal"},{"name":"Heading 5 Char","type":"Character","characterFormat":{"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 6","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level6","listFormat":{}},"characterFormat":{"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Normal","link":"Heading 6 Char","next":"Normal"},{"name":"Heading 6 Char","type":"Character","characterFormat":{"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Default Paragraph Font"}],"lists":[],"abstractLists":[],"comments":[],"revisions":[],"customXml":[]}`;
        // Open the default document
        documenteditorcontainer.documentEditor.open(data);
        //Enable read only mode.
        documenteditorcontainer.restrictEditing = true;
    }
    function componentDidMount() {
        setTimeout(() => {
            onLoadDefault();
        });
    }
    return (<DocumentEditorContainerComponent id="container" ref={(scope) => { documenteditorcontainer = scope; onLoadDefault(); }} serviceUrl="https://ej2services.syncfusion.com/production/web-services/api/documenteditor/" height={'590px'} enableToolbar={true}/>);
}
export default App;
ReactDOM.render(<App />, document.getElementById('sample'));
import * as ReactDOM from 'react-dom';
import * as React from 'react';
import { DocumentEditorContainerComponent, Toolbar } from '@syncfusion/ej2-react-documenteditor';
DocumentEditorContainerComponent.Inject(Toolbar);
function App() {
    let documenteditorcontainer: DocumentEditorContainerComponent;
    React.useEffect(() => {
        componentDidMount()
    }, []);
    function onLoadDefault() {
        // load your default document here
        let data = `{"sections":[{"sectionFormat":{"pageWidth":612,"pageHeight":792,"leftMargin":72,"rightMargin":72,"topMargin":72,"bottomMargin":72,"differentFirstPage":false,"differentOddAndEvenPages":false,"headerDistance":36,"footerDistance":36,"bidi":false},"blocks":[{"paragraphFormat":{"afterSpacing":30,"styleName":"Heading 1","listFormat":{}},"characterFormat":{},"inlines":[{"characterFormat":{},"text":"Adventure Works Cycles"}]}],"headersFooters":{"header":{"blocks":[{"paragraphFormat":{"listFormat":{}},"characterFormat":{},"inlines":[]}]},"footer":{"blocks":[{"paragraphFormat":{"listFormat":{}},"characterFormat":{},"inlines":[]}]}}}],"characterFormat":{"bold":false,"italic":false,"fontSize":11,"fontFamily":"Calibri","underline":"None","strikethrough":"None","baselineAlignment":"Normal","highlightColor":"NoColor","fontColor":"empty","fontSizeBidi":11,"fontFamilyBidi":"Calibri","allCaps":false},"paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":0,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","listFormat":{},"bidi":false},"defaultTabWidth":36,"trackChanges":false,"enforcement":false,"hashValue":"","saltValue":"","formatting":false,"protectionType":"NoProtection","dontUseHTMLParagraphAutoSpacing":false,"formFieldShading":true,"styles":[{"name":"Normal","type":"Paragraph","paragraphFormat":{"lineSpacing":1.149999976158142,"lineSpacingType":"Multiple","listFormat":{}},"characterFormat":{"fontFamily":"Calibri"},"next":"Normal"},{"name":"Default Paragraph Font","type":"Character","characterFormat":{}},{"name":"Heading 1 Char","type":"Character","characterFormat":{"fontSize":16,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 1","type":"Paragraph","paragraphFormat":{"beforeSpacing":12,"afterSpacing":0,"outlineLevel":"Level1","listFormat":{}},"characterFormat":{"fontSize":16,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 1 Char","next":"Normal"},{"name":"Heading 2 Char","type":"Character","characterFormat":{"fontSize":13,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 2","type":"Paragraph","paragraphFormat":{"beforeSpacing":2,"afterSpacing":6,"outlineLevel":"Level2","listFormat":{}},"characterFormat":{"fontSize":13,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 2 Char","next":"Normal"},{"name":"Heading 3","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level3","listFormat":{}},"characterFormat":{"fontSize":12,"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Normal","link":"Heading 3 Char","next":"Normal"},{"name":"Heading 3 Char","type":"Character","characterFormat":{"fontSize":12,"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Default Paragraph Font"},{"name":"Heading 4","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level4","listFormat":{}},"characterFormat":{"italic":true,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 4 Char","next":"Normal"},{"name":"Heading 4 Char","type":"Character","characterFormat":{"italic":true,"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 5","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level5","listFormat":{}},"characterFormat":{"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Normal","link":"Heading 5 Char","next":"Normal"},{"name":"Heading 5 Char","type":"Character","characterFormat":{"fontFamily":"Calibri Light","fontColor":"#2F5496"},"basedOn":"Default Paragraph Font"},{"name":"Heading 6","type":"Paragraph","paragraphFormat":{"leftIndent":0,"rightIndent":0,"firstLineIndent":0,"textAlignment":"Left","beforeSpacing":2,"afterSpacing":0,"lineSpacing":1.0791666507720947,"lineSpacingType":"Multiple","outlineLevel":"Level6","listFormat":{}},"characterFormat":{"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Normal","link":"Heading 6 Char","next":"Normal"},{"name":"Heading 6 Char","type":"Character","characterFormat":{"fontFamily":"Calibri Light","fontColor":"#1F3763"},"basedOn":"Default Paragraph Font"}],"lists":[],"abstractLists":[],"comments":[],"revisions":[],"customXml":[]}`;
        // Open the default document
        documenteditorcontainer.documentEditor.open(data);
        //Enable read only mode.
        documenteditorcontainer.restrictEditing = true;
    }
    function componentDidMount() {
        setTimeout(() => {
            onLoadDefault();
        });
    }
    return (<DocumentEditorContainerComponent id="container" ref={(scope) => { documenteditorcontainer = scope; onLoadDefault(); }}
        serviceUrl="https://ej2services.syncfusion.com/production/web-services/api/documenteditor/" height={'590px'} enableToolbar={true} />);

}
export default App;
ReactDOM.render(<App />, document.getElementById('sample'));
<!DOCTYPE html>
<html lang="en">

<head>
    <title>Syncfusion React Button</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Essential JS 2 for React Components" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-react-documenteditor/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-documenteditor/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-buttons/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-base/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-dropdowns/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-inputs/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-splitbuttons/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-lists/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-navigations/styles/fabric.css" rel="stylesheet" />
    <link href="https://cdn.syncfusion.com/ej2/25.1.35/ej2-popups/styles/fabric.css" rel="stylesheet" />   
    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.js" type ="text/javascript"></script>
</head>

<body>
        <div id='sample'>
            <div id='loader'>Loading....</div>
        </div>
</body>

</html>

Note: You can use the restrictEditing in DocumentEditorContainerComponent and isReadOnly in DocumentEditorComponent based on your requirement to change component to read only mode.