id stringlengths 16 145 | text stringlengths 1 179k | title stringclasses 1
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Electron/Electron_6_23.txt | s
* [ Electron Forge ](https://electronforge.io)
* [ Electron Fiddle ](/fiddle)
Community
* [ Governance ](/governance)
* [ Resources ](/community)
* [ Discord ](https://discordapp.com/invite/APGC3k5yaH)
* [ Twitter ](https://twitter.com/electronjs)
* [ Mastodon ](https://social.lfx.dev/@electronjs)... | |
Electron/web-contents8_260_0.txt | #### ` contents.closeDevTools() ` â
Closes the devtools. | |
Electron/recording-the-entire-desktop-in-angular-98_26_0.txt | Improve this question
Follow | |
Electron/web-contents8_204_0.txt | Returns ` number ` \- the current zoom factor.
#### ` contents.setZoomLevel(level) ` â | |
Electron/web-contents8_271_0.txt | Returns SharedWorkerInfo[] \- Information about all Shared Workers.
#### ` contents.inspectServiceWorker() ` â | |
Electron/web-contents8_17_0.txt | ## Methods â
These methods can be accessed from the ` webContents ` module: | |
Electron/web-contents8_200_0.txt | Returns ` boolean ` \- Whether this page has been muted.
#### ` contents.isCurrentlyAudible() ` â | |
Electron/Using_Screen_Capture8_49_0.txt | The ` promise ` returned by ` getDisplayMedia() ` resolves to a `
MediaStream ` that contains at least one video stream that contains the screen
or screen area, and which is adjusted or filtered based upon the constraints
specified when ` getDisplayMedia() ` was called.
### Potential risks | |
Electron/web-contents8_105_0.txt | * ` event ` Event
* ` authenticationResponseDetails ` Object
* ` url ` URL
* ` authInfo ` Object
* ` isProxy ` boolean
* ` scheme ` string
* ` host ` string
* ` port ` Integer
* ` realm ` string
* ` callback ` Function
* ` username ` string (optional)
* ` password ` st... | |
Electron/web-contents8_321_0.txt | An ` IpcMain ` scoped to just IPC messages sent from this WebContents.
IPC messages sent with ` ipcRenderer.send ` , ` ipcRenderer.sendSync ` or `
ipcRenderer.postMessage ` will be delivered in the following order: | |
Electron/Electron_6_1.txt | ow-customization) tutorial.
## Showing the window gracefully â
When loading a page in the window directly, users may see the page load
incrementally, which is not a good experience for a native app. To make the
window display without a visual flash, there are two solutions for different
situations.
### Using th... | |
Electron/recording-the-entire-desktop-in-angular-98_78_0.txt | ##### Company
* About
* Press
* Work Here
* Legal
* Privacy Policy
* Terms of Service
* Contact Us
* Cookie Settings
* Cookie Policy | |
Electron/Using_Screen_Capture8_34_0.txt | Either way, the user agent responds by presenting a user interface that
prompts the user to choose the screen area to share. Both of these
implementations of ` startCapture() ` return the ` MediaStream ` containing
the captured display imagery.
See Options and constraints , below, for more on both how to specify ... | |
Electron/Using_Screen_Capture8_58_0.txt | ##### Logging content
This example overrides certain ` console ` methods to output their messages
to the ` <pre> ` block whose ID is ` log ` . | |
Electron/web-contents8_214_0.txt | #### ` contents.centerSelection() ` â
Centers the current text selection in web page. | |
Electron/web-contents8_54_0.txt | Calling ` event.preventDefault() ` will prevent the navigation.
#### Event: 'did-start-navigation' â | |
Electron/Electron_6_12.txt | utton of the window. The web page may cancel the close though. See
the close event .
#### ` win.focus() ` â
Focuses on the window.
#### ` win.blur() ` â
Removes focus from the window.
#### ` win.isFocused() ` â
Returns ` boolean ` \- Whether the window is focused.
#### ` win.isDestroyed() ` â
Retu... | |
Electron/web-contents8_86_0.txt | #### Event: 'leave-html-full-screen' â
Emitted when the window leaves a full-screen state triggered by HTML API. | |
Electron/Using_Screen_Capture8_10_0.txt | * MDN Learning Area
Learn web development | |
Electron/web-contents8_317_0.txt | #### ` contents.getType() ` â
Returns ` string ` \- the type of the webContent. Can be ` backgroundPage ` ,
` window ` , ` browserView ` , ` remote ` , ` webview ` or ` offscreen ` . | |
Electron/web-contents8_255_0.txt | An example of showing devtools in a ` <webview> ` tag:
<html>
<head>
<style type="text/css">
* { margin: 0; }
#browser { height: 70%; }
#devtools { height: 30%; }
</style>
</head>
<body>
<webview id="browser" src="https://github.com"... | |
Electron/1941460_19_0.txt | Habr
Facebook Twitter Telegram | |
Electron/web-contents8_291_0.txt | * ` item ` Object
* ` file ` string - The path to the file being dragged.
* ` files ` string[] (optional) - The paths to the files being dragged. ( ` files ` will override ` file ` field)
* ` icon ` NativeImage | string - The image must be non-empty on macOS.
Sets the ` item ` as dragging item for c... | |
Electron/web-contents8_162_0.txt | Returns ` boolean ` \- Whether the web page is focused.
#### ` contents.isLoading() ` â | |
Electron/1941460_9_0.txt |
const { contextBridge, ipcRenderer } = require('electron');
contextBridge.exposeInMainWorld('electronApi', {
main: {
isOSX: () => process.platform === 'darwin',
isWindows: () => process.platform === 'win32',
isLinux: () => /linux/.test(process.platform),
openScreenSec... | |
Electron/web-contents8_81_0.txt | * ` event ` Event
* ` inputEvent ` InputEvent
Emitted when an input event is sent to the WebContents. See InputEvent for
details. | |
Electron/web-contents8_290_0.txt | End subscribing for frame presentation events.
#### ` contents.startDrag(item) ` â | |
Electron/web-contents8_318_0.txt | #### ` contents.setImageAnimationPolicy(policy) ` â
* ` policy ` string - Can be ` animate ` , ` animateOnce ` or ` noAnimation ` . | |
Electron/web-contents8_99_0.txt | #### Event: 'certificate-error' â
Returns: | |
Electron/Using_Screen_Capture8_42_0.txt | ### Capturing shared audio
` getDisplayMedia() ` is most commonly used to capture video of a user's
screen (or parts thereof). However, user agents may allow the capture of
audio along with the video content. The source of this audio might be the
selected window, the entire computer's audio system, or the user's mi... | |
Electron/web-contents8_303_0.txt | #### ` contents.getWebRTCIPHandlingPolicy() ` â
Returns ` string ` \- Returns the WebRTC IP Handling Policy. | |
Electron/web-contents8_306_0.txt | Returns ` Object ` :
* ` min ` Integer - The minimum UDP port number that WebRTC should use.
* ` max ` Integer - The maximum UDP port number that WebRTC should use. | |
Electron/Electron_6_22.txt | reenable `
* ` resizable `
* ` closable `
* ` movable `
* ` excludedFromShownWindowsMenu `
* ` accessibleTitle `
* Instance Methods
* ` destroy `
* ` close `
* ` focus `
* ` blur `
* ` isFocused `
* ` isDestroyed `
* ` show `
* ` showIna... | |
Electron/web-contents8_307_0.txt | By default this value is ` { min: 0, max: 0 } ` , which would apply no
restriction on the udp port range.
#### ` contents.setWebRTCUDPPortRange(udpPortRange) ` â | |
Electron/recording-the-entire-desktop-in-angular-98_58_0.txt | * The reverse mullett model of software engineering
* Featured on Meta
* Testing a new version of Stack Overflow Jobs | |
Electron/web-contents8_46_0.txt | Emitted after successful creation of a window via ` window.open ` in the
renderer. Not emitted if the creation of the window is canceled from `
webContents.setWindowOpenHandler ` .
See ` window.open() ` for more details and how to use this in conjunction
with ` webContents.setWindowOpenHandler ` . | |
Electron/web-contents8_164_0.txt | Returns ` boolean ` \- Whether the main frame (and not just iframes or frames
within it) is still loading.
#### ` contents.isWaitingForResponse() ` â | |
Electron/Electron_2_3.txt | traParameter(key) ` â
See ` crashReporter.removeExtraParameter(key) ` .
## Crash Report Payload â
The crash reporter will send the following data to the ` submitURL ` as a `
multipart/form-data ` ` POST ` :
* ` ver ` string - The version of Electron.
* ` platform ` string - e.g. 'win32'.
* ` process_... | |
Electron/Using_Screen_Capture8_32_0.txt | You can write this code either using an asynchronous function and the ` await
` operator, as shown above, or using the ` Promise ` directly, as seen below.
### Starting screen capture: ` Promise ` style | |
Electron/web-contents8_346_0.txt | Community
* Governance
* Resources
* Discord
* Twitter
* Mastodon
* Stack Overflow | |
Electron/web-contents8_192_0.txt | #### ` contents.executeJavaScriptInIsolatedWorld(worldId, scripts[,
userGesture]) ` â
* ` worldId ` Integer - The ID of the world to run the javascript in, ` 0 ` is the default world, ` 999 ` is the world used by Electron's ` contextIsolation ` feature. You can provide any integer here.
* ` scripts ` WebSource... | |
Electron/web-contents8_72_0.txt |
const { BrowserWindow, dialog } = require('electron')
const win = new BrowserWindow({ width: 800, height: 600 })
win.webContents.on('will-prevent-unload', (event) => {
const choice = dialog.showMessageBoxSync(win, {
type: 'question',
buttons: ['Leave', 'Stay'],
... | |
Electron/Using_Screen_Capture8_31_0.txt | js
async function startCapture(displayMediaOptions) {
let captureStream = null;
try {
captureStream =
await navigator.mediaDevices.getDisplayMedia(displayMediaOptions);
} catch (err) {
console.error(`Error: ${err}`);
}
return captureStream;
... | |
Electron/web-contents8_329_0.txt | #### ` contents.frameRate ` â
An ` Integer ` property that sets the frame rate of the web contents to the
specified number. Only values between 1 and 240 are accepted. | |
Electron/recording-the-entire-desktop-in-angular-98_31_0.txt | – user3071120
May 26, 2020 at 19:36 | |
Electron/recording-the-entire-desktop-in-angular-98_3_0.txt | * Stack Overflow
help chat | |
Electron/web-contents8_293_0.txt | Returns ` Promise<void> ` \- resolves if the page is saved.
const { BrowserWindow } = require('electron')
const win = new BrowserWindow()
win.loadURL('https://github.com')
win.webContents.on('did-finish-load', async () => {
win.webContents.savePage('/tmp/test.html'... | |
Electron/Using_Screen_Capture8_48_0.txt | Capturing audio is always optional, and even when web content requests a
stream with both audio and video, the returned ` MediaStream ` may still have
only one video track, with no audio.
## Using the captured stream | |
Electron/Using_Screen_Capture8_77_0.txt |
Permissions-Policy: display-capture=(self)
If you're performing screen capture within an ` <iframe> ` , you can request
permission just for that frame, which is clearly more secure than requesting
permission more generally: | |
Electron/web-contents8_63_0.txt | * ` event ` Event
* ` url ` string
* ` httpResponseCode ` Integer - -1 for non HTTP navigations
* ` httpStatusText ` string - empty for non HTTP navigations
Emitted when a main frame navigation is done. | |
Electron/Using_Screen_Capture8_55_0.txt | ##### Setup
First, some constants are set up to reference the elements on the page to
which we'll need access: the ` <video> ` into which the captured screen
contents will be streamed, a box into which logged output will be drawn, and
the start and stop buttons that will turn on and off capture of screen
imagery. | |
Electron/web-contents8_342_0.txt | WebContentsView
* Navigation Events
* Document Navigations
* In-page Navigation
* Frame Navigation
* Methods
* ` getAllWebContents `
* ` getFocusedWebContents `
* ` fromId `
* ` fromFrame `
* ` fromDevToolsTargetId `
* Class: WebContents
* Instance Events
* ` 'did... | |
Electron/web-contents8_221_0.txt | Executes the editing command ` unselect ` in web page.
#### ` contents.scrollToTop() ` â | |
Electron/web-contents8_44_0.txt | By default, this will move the window. To prevent that behavior, call `
event.preventDefault() ` .
#### Event: 'did-create-window' â | |
Electron/Electron_2_0.txt | Skip to main content
[   **Electron** ](/) [ Docs ](/docs/latest/) [
API ](/docs/latest/api/app) [ Blog ](/blog)
Tools
* [ Electron Forge ](https://electronforge.io)
* [ Electron Fiddle ](/fiddle)
Community
* [ Governance ](/... | |
Electron/Using_Screen_Capture8_81_0.txt | ## Help improve MDN
Was this page helpful to you? | |
Electron/web-contents8_190_0.txt | Evaluates ` code ` in page.
In the browser window some HTML APIs like ` requestFullScreen ` can only be
invoked by a gesture from the user. Setting ` userGesture ` to ` true ` will
remove this limitation. | |
Electron/recording-the-entire-desktop-in-angular-98_6_0.txt | company blog
2. 3. Log in
4. Sign up | |
Electron/Using_Screen_Capture8_4_0.txt | * JavaScript
General-purpose scripting language | |
Electron/Using_Screen_Capture8_8_0.txt | * Web Technology
Web technology reference for developers | |
Electron/web-contents8_30_0.txt | * ` event ` Event
* ` errorCode ` Integer
* ` errorDescription ` string
* ` validatedURL ` string
* ` isMainFrame ` boolean
* ` frameProcessId ` Integer
* ` frameRoutingId ` Integer
This event is like ` did-finish-load ` but emitted when the load failed. The
full list of error codes and their mean... | |
Electron/web-contents8_27_0.txt | Process: Main
This class is not exported from the ` 'electron' ` module. It is only
available as a return value of other methods in the Electron API.
### Instance Events â | |
Electron/1941460_3_0.txt | Pull to refresh
Jun 17 2023 at 00:35 | |
Electron/web-contents8_18_0.txt |
const { webContents } = require('electron')
console.log(webContents)
### ` webContents.getAllWebContents() ` â | |
Electron/recording-the-entire-desktop-in-angular-98_27_0.txt | asked May 26, 2020 at 13:12
user3071120 user3071120 | |
Electron/web-contents8_119_0.txt | If the ` type ` parameter is ` custom ` , the ` image ` parameter will hold
the custom cursor image in a ` NativeImage ` , and ` scale ` , ` size ` and `
hotspot ` will hold additional information about the custom cursor.
#### Event: 'context-menu' â | |
Electron/web-contents8_207_0.txt | Returns ` number ` \- the current zoom level.
#### ` contents.setVisualZoomLevelLimits(minimumLevel, maximumLevel) ` â | |
Electron/web-contents8_273_0.txt | * ` channel ` string
* ` ...args ` any[]
Send an asynchronous message to the renderer process via ` channel ` , along
with arguments. Arguments will be serialized with the Structured Clone
Algorithm , just like ` postMessage ` , so prototype chains will not be
included. Sending Functions, Promises, Symbols, W... | |
Electron/Using_Screen_Capture8_45_0.txt | This allows the user total freedom to select whatever they want, within the
limits of what the user agent supports. This could be refined further by
specifying additional options, and constraints inside the ` audio ` and `
video ` objects:
js | |
Electron/web-contents8_172_0.txt | #### ` contents.clearHistory() ` â
Clears the navigation history. | |
Electron/web-contents8_191_0.txt | Code execution will be suspended until web page stop loading.
const win = new BrowserWindow()
win.webContents.executeJavaScript('fetch("https://jsonplaceholder.typicode.com/users/1").then(resp => resp.json())', true)
.then((result) => {
console.log(result) // Will be the JS... | |
Electron/web-contents8_68_0.txt | * ` event ` Event
* ` url ` string
* ` isMainFrame ` boolean
* ` frameProcessId ` Integer
* ` frameRoutingId ` Integer
Emitted when an in-page navigation happened in any frame. | |
Electron/recording-the-entire-desktop-in-angular-98_7_0.txt | 1. 1. Home
2. Questions | |
Electron/web-contents8_257_0.txt |
const { app, BrowserWindow } = require('electron')
let win = null
let devtools = null
app.whenReady().then(() => {
win = new BrowserWindow()
devtools = new BrowserWindow()
win.loadURL('https://github.com')
win.webContents.setDevToolsWebConten... | |
Electron/recording-the-entire-desktop-in-angular-98_52_0.txt | Required, but never shown
### Post as a guest | |
Electron/web-contents8_261_0.txt | #### ` contents.isDevToolsOpened() ` â
Returns ` boolean ` \- Whether the devtools is opened. | |
Electron/recording-the-entire-desktop-in-angular-98_75_0.txt | To subscribe to this RSS feed, copy and paste this URL into your RSS reader.
lang-js | |
Electron/1941460_8_0.txt | The next step is to add the necessary methods for communication from the
renderer process to the main process. Let's navigate to the ` preload.js `
file where we will utilize the ` contextBridge ` and ` ipcRenderer ` modules
provided by Electron.
Since we only want to receive a single response from the main process, s... | |
Electron/recording-the-entire-desktop-in-angular-98_42_0.txt | 19 7 7 bronze badges
0 | |
Electron/web-contents8_279_0.txt | You can also read ` frameId ` from all incoming IPC messages in the main
process.
// In the main process
ipcMain.on('ping', (event) => {
console.info('Message came from frameId:', event.frameId)
})
| |
Electron/Using_Screen_Capture8_7_0.txt | * Web Extensions
Developing extensions for web browsers | |
Electron/Electron_7_0.txt | Skip to main content
[   **Electron** ](/) [ Docs ](/docs/latest/) [
API ](/docs/latest/api/app) [ Blog ](/blog)
Tools
* [ Electron Forge ](https://electronforge.io)
* [ Electron Fiddle ](/fiddle)
Community
* [ Governance ](/... | |
Electron/web-contents8_135_0.txt | Emitted when the associated window logs a console message.
#### Event: 'preload-error' â | |
Electron/web-contents8_304_0.txt | #### ` contents.setWebRTCIPHandlingPolicy(policy) ` â
* ` policy ` string - Specify the WebRTC IP Handling Policy.
* ` default ` \- Exposes user's public and local IPs. This is the default behavior. When this policy is used, WebRTC has the right to enumerate all interfaces and bind them to discover public in... | |
Electron/Using_Screen_Capture8_2_0.txt | * HTML
Structure of content on the web | |
Electron/web-contents8_324_0.txt | #### ` contents.audioMuted ` â
A ` boolean ` property that determines whether this page is muted. | |
Electron/web-contents8_218_0.txt | Executes the editing command ` pasteAndMatchStyle ` in web page.
#### ` contents.delete() ` â | |
Electron/Using_Screen_Capture8_63_0.txt | The stream is connected to the ` <video> ` element by storing the returned `
MediaStream ` into the element's ` srcObject ` .
The ` dumpOptionsInfo() ` functionâwhich we will look at in a momentâdumps
information about the stream to the log box for educational purposes. | |
Electron/web-contents8_239_0.txt | Returns ` boolean ` \- Whether this page is being captured. It returns true
when the capturer count is large then 0.
#### ` contents.getPrintersAsync() ` â | |
Electron/Using_Screen_Capture8_19_0.txt | * FAQ
Frequently asked questions about MDN Plus | |
Electron/web-contents8_285_0.txt | Disable device emulation enabled by ` webContents.enableDeviceEmulation ` .
#### ` contents.sendInputEvent(inputEvent) ` â | |
Electron/web-contents8_78_0.txt | * ` event ` Event
* ` name ` string
* ` version ` string
Emitted when a plugin process has crashed. | |
Electron/web-contents8_103_0.txt | Emitted when a client certificate is requested.
The usage is the same with the ` select-client-certificate ` event of ` app `
. | |
Electron/web-contents8_132_0.txt | Returns:
* ` event ` Event
* ` webContents ` WebContents - The guest web contents that is used by the ` <webview> ` . | |
Electron/Using_Screen_Capture8_71_0.txt | The key parts of the HTML are:
1. A ` <button> ` labeled "Start Capture" which, when clicked, calls the ` startCapture() ` function to request access to, and begin capturing, screen contents.
2. A second button, "Stop Capture", which upon being clicked calls ` stopCapture() ` to terminate capture of screen conte... | |
Electron/web-contents8_131_0.txt | This event can be used to configure ` webPreferences ` for the ` webContents `
of a ` <webview> ` before it's loaded, and provides the ability to set
settings that can't be set via ` <webview> ` attributes.
#### Event: 'did-attach-webview' â | |
Electron/web-contents8_52_0.txt | Emitted when a user or the page wants to start navigation in any frame. It can
happen when the ` window.location ` object is changed or a user clicks a link
in the page.
Unlike ` will-navigate ` , ` will-frame-navigate ` is fired when the main
frame or any of its subframes attempts to navigate. When the navigation eve... | |
Electron/web-contents8_107_0.txt | Returns:
* ` event ` Event
* ` result ` Object
* ` requestId ` Integer
* ` activeMatchOrdinal ` Integer - Position of the active match.
* ` matches ` Integer - Number of Matches.
* ` selectionArea ` Rectangle - Coordinates of first match region.
* ` finalUpdate ` boolean | |
Electron/web-contents8_229_0.txt | #### ` contents.replaceMisspelling(text) ` â
* ` text ` string | |
Electron/web-contents8_102_0.txt | Returns:
* ` event ` Event
* ` url ` URL
* ` certificateList ` Certificate[]
* ` callback ` Function
* ` certificate ` Certificate \- Must be a certificate from the given list. |
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