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How to take a screenshot with electron

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Release: 2024-08-13 13:39:20
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This article explains how to capture screenshots in Electron apps. It covers taking screenshots of a specific window or region, obtaining a screenshot of the entire screen excluding the window frame, and methods for saving or sharing the captured ima

How to take a screenshot with electron

How to Take Screenshots in Electron

1. How to Take Screenshots of a Specific Window or Region in an Electron App?

In Electron, you can capture screenshots of a specific window or region using the screenshot method. Here's how you do it:screenshot method. Here's how you do it:

<code class="js">const { BrowserWindow } = require('electron');

const window = new BrowserWindow({ width: 800, height: 600 });

window.capturePage((image) => {
  // Save the image to a file or share it using an appropriate platform-specific method.
});</code>
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For taking screenshots of a specific region, use the capturePage function with non-default options:

<code class="js">const options = {
  x: 0,
  y: 0,
  width: 200,
  height: 100
};

window.capturePage(options, (image) => {
  // ...
});</code>
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2. How to Get a Screenshot of the Entire Screen Excluding the Window Frame in Electron App?

To capture a screenshot of the entire screen excluding the window frame in Electron, create a new window without a frame and capture the screen:

<code class="js">const { BrowserWindow } = require('electron');

const window = new BrowserWindow({ frame: false, show: false });

window.capturePage((image) => {
  // ...
});</code>
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The frame: false option ensures that the window doesn't have a border or title bar, resulting in a screenshot that only includes the screen content.

3. How to Save or Share a Screenshot in Electron App?

Once you have the screenshot image

<code class="js">const fs = require('fs');

fs.writeFile('my-screenshot.png', image.toPNG(), (err) => {
if (err) {
  console.log('Error saving the screenshot:', err);
} else {
  console.log('Screenshot saved successfully');
}
});</code>
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For taking screenshots of a specific region, use the capturePage function with non-default options:
    <code class="js">const dialog = require('electron').dialog;
    
    dialog.showSaveDialog(window, {
    title: 'Save screenshot',
    filters: [
      {
        name: 'PNG Images',
        extensions: ['png']
      }
    ]
    }, (file) => {
    if (file) {
      fs.writeFile(file, image.toPNG(), (err) => {
        if (err) {
          console.log('Error saving the screenshot:', err);
        } else {
          console.log('Screenshot saved successfully');
        }
      });
    }
    });</code>
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  • 2. How to Get a Screenshot of the Entire Screen Excluding the Window Frame in Electron App?

    To capture a screenshot of the entire screen excluding the window frame in Electron, create a new window without a frame and capture the screen:
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  • The frame: false option ensures that the window doesn't have a border or title bar, resulting in a screenshot that only includes the screen content.

    3. How to Save or Share a Screenshot in Electron App?

  • Once you have the screenshot image, you can save it to a file or share it using platform-specific methods. Here are examples:🎜🎜🎜🎜🎜Saving the screenshot to a file:🎜🎜rrreee🎜🎜🎜🎜Sharing the screenshot using a system dialog:🎜🎜rrreee🎜🎜

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