felixrieseberg · May 21, 2024 15:50
diff --git a/index.html b/index.html
 <!DOCTYPE html>
 <html>
 <head>
  <title>Programmatic Drag Event</title>
  <style>
    #drag-source {
      width: 200px;
      height: 200px;
      background-color: lightgreen;
      margin-bottom: 20px;
    }
    #drop-target {
      width: 200px;
      height: 200px;
      background-color: lightcoral;
    }
  </style>
 </head>
 <body>
  <div id="drag-source" draggable="true">Drag Source</div>
  <div id="drop-target">Drop Target</div>

  <script src="./renderer.js"></script>
 </body>
 </html>
diff --git a/main.js b/main.js
 // Modules to control application life and create native browser window
 const { app, BrowserWindow } = require('electron')
 const path = require('node:path')

 let mainWindow

 function createWindow () {
  // Create the browser window.
  mainWindow = new BrowserWindow({
    width: 800,
    height: 600,
    webPreferences: {
      nodeIntegration: true,
      contextIsolation: false
    }
  })

  // and load the index.html of the app.
  mainWindow.loadFile('index.html')

  // Open the DevTools.
  mainWindow.webContents.openDevTools({ mode: 'detach' })
 }

 // This method will be called when Electron has finished
 // initialization and is ready to create browser windows.
 // Some APIs can only be used after this event occurs.
 app.whenReady().then(() => {
  createWindow()

  app.on('activate', function () {
    // On macOS it's common to re-create a window in the app when the
    // dock icon is clicked and there are no other windows open.
    if (BrowserWindow.getAllWindows().length === 0) createWindow()

    mainWindow.webContents.send('trigger-drag-event', { x: 100, y: 100 });
  })
 })

 // Quit when all windows are closed, except on macOS. There, it's common
 // for applications and their menu bar to stay active until the user quits
 // explicitly with Cmd + Q.
 app.on('window-all-closed', function () {
  if (process.platform !== 'darwin') app.quit()
 })

 // In this file you can include the rest of your app's specific main process
 // code. You can also put them in separate files and require them here.
diff --git a/package.json b/package.json
 {
  "name": "acidic-math-sneak-h0uql",
  "productName": "acidic-math-sneak-h0uql",
  "description": "My Electron application description",
  "keywords": [],
  "main": "./main.js",
  "version": "1.0.0",
  "author": "felix",
  "scripts": {
    "start": "electron ."
  },
  "dependencies": {},
  "devDependencies": {
    "electron": "31.0.0-beta.5"
  }
 }
diff --git a/renderer.js b/renderer.js
 const { ipcRenderer } = require('electron');

 ipcRenderer.on('trigger-drag-event', (event, position) => {
    const dragSource = document.getElementById('drag-source');
    const dropTarget = document.getElementById('drop-target');

    // Create and configure the DragEvent
    const dragStartEvent = new DragEvent('dragstart', {
        bubbles: true,
        cancelable: true,
        clientX: position.x,
        clientY: position.y,
        dataTransfer: new DataTransfer()
    });

    // Add some data to the dataTransfer object
    dragStartEvent.dataTransfer.setData('text/plain', 'This is a drag data');

    // Dispatch the dragstart event on the drag source
    dragSource.dispatchEvent(dragStartEvent);

    // Simulate the dragover event on the drop target
    const dragOverEvent = new DragEvent('dragover', {
        bubbles: true,
        cancelable: true,
        clientX: position.x,
        clientY: position.y,
        dataTransfer: dragStartEvent.dataTransfer
    });

    dropTarget.dispatchEvent(dragOverEvent);

    // Simulate the drop event on the drop target
    const dropEvent = new DragEvent('drop', {
        bubbles: true,
        cancelable: true,
        clientX: position.x,
        clientY: position.y,
        dataTransfer: dragStartEvent.dataTransfer
    });

    dropTarget.dispatchEvent(dropEvent);
 });

 // Listen for drag and drop events on the drop target
 document.getElementById('drop-target').addEventListener('dragover', (event) => {
    event.preventDefault();
 });

 document.getElementById('drop-target').addEventListener('drop', (event) => {
    event.preventDefault();
    const data = event.dataTransfer.getData('text/plain');
    alert(`Dropped data: ${data}`);
 });
	<!DOCTYPE html>
	<html>
	<head>
	<title>Programmatic Drag Event</title>
	<style>
	#drag-source {
	width: 200px;
	height: 200px;
	background-color: lightgreen;
	margin-bottom: 20px;
	}
	#drop-target {
	width: 200px;
	height: 200px;
	background-color: lightcoral;
	}
	</style>
	</head>
	<body>
	<div id="drag-source" draggable="true">Drag Source</div>
	<div id="drop-target">Drop Target</div>

	<script src="./renderer.js"></script>
	</body>
	</html>
	// Modules to control application life and create native browser window
	const { app, BrowserWindow } = require('electron')
	const path = require('node:path')

	let mainWindow

	function createWindow () {
	// Create the browser window.
	mainWindow = new BrowserWindow({
	width: 800,
	height: 600,
	webPreferences: {
	nodeIntegration: true,
	contextIsolation: false
	}
	})

	// and load the index.html of the app.
	mainWindow.loadFile('index.html')

	// Open the DevTools.
	mainWindow.webContents.openDevTools({ mode: 'detach' })
	}

	// This method will be called when Electron has finished
	// initialization and is ready to create browser windows.
	// Some APIs can only be used after this event occurs.
	app.whenReady().then(() => {
	createWindow()

	app.on('activate', function () {
	// On macOS it's common to re-create a window in the app when the
	// dock icon is clicked and there are no other windows open.
	if (BrowserWindow.getAllWindows().length === 0) createWindow()

	mainWindow.webContents.send('trigger-drag-event', { x: 100, y: 100 });
	})
	})

	// Quit when all windows are closed, except on macOS. There, it's common
	// for applications and their menu bar to stay active until the user quits
	// explicitly with Cmd + Q.
	app.on('window-all-closed', function () {
	if (process.platform !== 'darwin') app.quit()
	})

	// In this file you can include the rest of your app's specific main process
	// code. You can also put them in separate files and require them here.
	{
	"name": "acidic-math-sneak-h0uql",
	"productName": "acidic-math-sneak-h0uql",
	"description": "My Electron application description",
	"keywords": [],
	"main": "./main.js",
	"version": "1.0.0",
	"author": "felix",
	"scripts": {
	"start": "electron ."
	},
	"dependencies": {},
	"devDependencies": {
	"electron": "31.0.0-beta.5"
	}
	}
	const { ipcRenderer } = require('electron');

	ipcRenderer.on('trigger-drag-event', (event, position) => {
	const dragSource = document.getElementById('drag-source');
	const dropTarget = document.getElementById('drop-target');

	// Create and configure the DragEvent
	const dragStartEvent = new DragEvent('dragstart', {
	bubbles: true,
	cancelable: true,
	clientX: position.x,
	clientY: position.y,
	dataTransfer: new DataTransfer()
	});

	// Add some data to the dataTransfer object
	dragStartEvent.dataTransfer.setData('text/plain', 'This is a drag data');

	// Dispatch the dragstart event on the drag source
	dragSource.dispatchEvent(dragStartEvent);

	// Simulate the dragover event on the drop target
	const dragOverEvent = new DragEvent('dragover', {
	bubbles: true,
	cancelable: true,
	clientX: position.x,
	clientY: position.y,
	dataTransfer: dragStartEvent.dataTransfer
	});

	dropTarget.dispatchEvent(dragOverEvent);

	// Simulate the drop event on the drop target
	const dropEvent = new DragEvent('drop', {
	bubbles: true,
	cancelable: true,
	clientX: position.x,
	clientY: position.y,
	dataTransfer: dragStartEvent.dataTransfer
	});

	dropTarget.dispatchEvent(dropEvent);
	});

	// Listen for drag and drop events on the drop target
	document.getElementById('drop-target').addEventListener('dragover', (event) => {
	event.preventDefault();
	});

	document.getElementById('drop-target').addEventListener('drop', (event) => {
	event.preventDefault();
	const data = event.dataTransfer.getData('text/plain');
	alert(`Dropped data: ${data}`);
	});