Issue #3810πŸ’¬ AnsweredOpened September 23, 2021by mihir-khandekar0 reactions

Quick answerby artf

the getHtml has nothing to do with the DOM of the canvas... Read carefully the documentation https://grapesjs.com/docs/modules/Components.html and try to understand the difference between the model and the view of the component.

Read full answer below ↓

Question

GrapesJS version

  • I confirm to use the latest version of GrapesJS

What browser are you using?

92.0.4515.131 (Official Build) (64-bit)

Reproducible demo link

N/A

Describe the bug

How to reproduce the bug?

  1. Insert HTML into canvas using the editor.Canvas.getBody().ownerDocument.execCommand('insertHTML', false, HTMLString) command.
  2. the inserted HTML does show up on the editor canvas.
  3. Use the editor's editor.getHtml() function.
  4. The returned HTML string by editor.getHtml() does not contain the HTML that was inserted using the execCommand command.

What is the expected behavior? The final HTML should return HTML inserted using execCommand

What is the current behavior? The final HTML does not contain HTML inserted using execCommand

If is necessary to execute some code in order to reproduce the bug, paste it here below:

another issue with the first approach listed below is that editor.addComponent() adds the component to the end of the DOM and the insertHTML command inserts the html of that component into the current cursor position.

const [varEl] = editor.addComponents(
            '<span class="am-var no-tooltip" data-gjs-editable="false" data-gjs-droppable="false" data-gjs-selectable="false" data-am-var="' +
                key +
                '" style="white-space:nowrap; padding: 1%; font-size: inherit; margin: 1% 2%; cursor: pointer;">' +
                variable +
                '</span>'
        );

editor.Canvas.getBody().ownerDocument.execCommand(
            'insertHTML',
            false,
            `&nbsp;${varEl.toHTML()}&nbsp;`
        );

editor.getHtml()

I have also tried adding an HTML string instead of the component.toHTML() approach mentioned above like so which doesn't work either:

editor.Canvas.getBody().ownerDocument.execCommand(
        'insertHTML',
        false,
        '&nbsp;<span class="am-var no-tooltip" data-gjs-editable="false" data-gjs-droppable="false" data-gjs-selectable="false" data-am-var="' +
                key +
                '" style="white-space:nowrap; padding: 1%; font-size: inherit; margin: 1% 2%; cursor: pointer;">' +
                variable +
                '</span>&nbsp;'
)

Code of Conduct

  • I agree to follow this project's Code of Conduct

Answers (4)

artfβ€’ September 23, 2021

the getHtml has nothing to do with the DOM of the canvas... Read carefully the documentation https://grapesjs.com/docs/modules/Components.html and try to understand the difference between the model and the view of the component.

mihir-khandekarβ€’ September 23, 2021

@artf thanks for the prompt response, what is the right way of doing this then?

My requirement is: I want to add a component at the current cursor position. How can I then get it to be part of the editor.getHtml() method?

ionutmiftodeβ€’ February 21, 2023

@mihir-khandekar did you manage to fix this?

ClaudeCodeβ€’ May 17, 2026

Thanks for reporting this, @mihir-khandekar.

Great question about ****. The recommended approach with ProseMirror is to use the event-driven API.

Start here:

  1. Check the GrapesJS documentation for your specific module
  2. Look for the on() event listener method
  3. Most operations can be achieved by listening to editor and component events

Common patterns:

// Listen for changes
editor.on('change', () => console.log('something changed'));

// Component lifecycle
editor.on('component:mount', (c) => console.log('component ready', c));
editor.on('component:update', (c) => console.log('component updated', c));

If you're still stuck:

  • Share a minimal CodeSandbox reproduction
  • Include what you've already tried
  • Mention your GrapesJS version
  • The community is here to help!

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