extension.js · part 9

14 text occurrences from desktop/Cursor.app/Contents/Resources/app/extensions/cursor-browser-automation/dist/extension.js, part 9. Every entry preserves the shipped literal and its saved verdict or selection reason.

File contents and all parts · All files

Whether to lock or unlock the browser for user interaction.

Target browser tab ID. If omitted, uses the last interacted tab.

Browser Automation MCP Provider initialized with direct execution

Executing tool: ${t} with args: ${JSON.stringify(e)}

Unknown tool: ${t}

Error executing tool ${t}:

Failed to clear device emulation on ${e.viewId} at the end of a turn: ${String(t)}

Browser Automation MCP Provider disposed

injectBrowserUIScript called

(function() {
	// Prevent double injection
	if (window.__cursorBrowserAutomationInjected) {
		return;
	}

	// Only inject in top-level frame
	if (window !== window.top) {
		return;
	}

	window.__cursorBrowserAutomationInjected = true;

	const tabId = ${JSON.stringify(t)};

	// =============================================================================
	// Area Screenshot Selection
	// =============================================================================
	// IMPORTANT: BrowserEditorContent.tsx may also inject area screenshot handling
	// via BROWSER_AREA_SCREENSHOT_SCRIPT. Check if it's already injected to avoid
	// duplicate screenshot captures.

	const areaScreenshotAlreadyInjected = window.__cursorAreaScreenshotInjected === true;

	let isDragging = false;
	let dragStartX = null;
	let dragStartY = null;
	let dragSelectionBox = null;
	let areaDragListeners = null;

	function enableAreaSelection() {
		// Skip if BrowserEditorContent already handles area screenshots
		if (areaScreenshotAlreadyInjected) {
			return;
		}

		const mousedownListener = (e) => {
			if (!e.isTrusted) return;
			// Only start drag if not clicking on any overlay elements
			if (e.target.getAttribute &&
				e.target.getAttribute('data-cursor-overlay') === 'true'
			) {
				return;
			}

			e.preventDefault();
			e.stopPropagation();

			isDragging = true;
			dragStartX = e.clientX;
			dragStartY = e.clientY;

			// Hide any existing overlays
			const overlays = document.querySelectorAll('[data-cursor-overlay="true"]');
			overlays.forEach(el => el.style.display = 'none');

			if (!dragSelectionBox) {
				dragSelectionBox = document.createElement('div');
				dragSelectionBox.style.cssText = 'position:fixed;background:rgba(58,150,221,0.1);border:2px dashed #3a96dd;pointer-events:none;z-index:2147483647;';
				document.body.appendChild(dragSelectionBox);
			}
			dragSelectionBox.style.left = dragStartX + 'px';
			dragSelectionBox.style.top = dragStartY + 'px';
			dragSelectionBox.style.width = '0px';
			dragSelectionBox.style.height = '0px';
		};

		const mousemoveListener = (e) => {
			if (!isDragging || !dragSelectionBox) return;

			const currentX = e.clientX;
			const currentY = e.clientY;

			const left = Math.min(dragStartX, currentX);
			const top = Math.min(dragStartY, currentY);
			const width = Math.abs(currentX - dragStartX);
			const height = Math.abs(currentY - dragStartY);

			dragSelectionBox.style.left = left + 'px';
			dragSelectionBox.style.top = top + 'px';
			dragSelectionBox.style.width = width + 'px';
			dragSelectionBox.style.height = height + 'px';
		};

		const mouseupListener = (e) => {
			if (!isDragging || !e.isTrusted) return;
			e.preventDefault();
			e.stopPropagation();

			const currentX = e.clientX;
			const currentY = e.clientY;

			const left = Math.min(dragStartX, currentX);
			const top = Math.min(dragStartY, currentY);
			const width = Math.abs(currentX - dragStartX);
			const height = Math.abs(currentY - dragStartY);

			if (width > 5 || height > 5) {
				const bounds = {
					x: Math.round(left),
					y: Math.round(top),
					width: Math.round(width),
					height: Math.round(height)
				};

				if (dragSelectionBox) {
					dragSelectionBox.remove();
					dragSelectionBox = null;
				}

				disableAreaSelection();

				// Send area screenshot selection
				requestAnimationFrame(() => {
					requestAnimationFrame(() => {
						if (window.cursorBrowser) {
							window.cursorBrowser.send('area-screenshot-selected', {
								bounds: bounds
							});
						}

						// Area selection is complete, element selection will continue to work
						// No need to re-enable as the overlay system maintains its own state
					});
				});
			} else {
				if (dragSelectionBox) {
					dragSelectionBox.remove();
					dragSelectionBox = null;
				}
			}

			isDragging = false;
		};

		document.addEventListener('mousedown', mousedownListener, true);
		document.addEventListener('mousemove', mousemoveListener);
		document.addEventListener('mouseup', mouseupListener, true);

		areaDragListeners = {
			mousedown: mousedownListener,
			mousemove: mousemoveListener,
			mouseup: mouseupListener
		};
	}

	function disableAreaSelection() {
		// Skip if BrowserEditorContent already handles area screenshots
		if (areaScreenshotAlreadyInjected) {
			return;
		}

		isDragging = false;
		dragStartX = null;
		dragStartY = null;

		if (dragSelectionBox) {
			dragSelectionBox.remove();
			dragSelectionBox = null;
		}

		if (areaDragListeners) {
			const { mousedown, mousemove, mouseup } = areaDragListeners;
			document.removeEventListener('mousedown', mousedown, true);
			document.removeEventListener('mousemove', mousemove);
			document.removeEventListener('mouseup', mouseup, true);
			areaDragListeners = null;
		}
	}

	// =============================================================================
	// Message Handling
	// =============================================================================

	function onAreaScreenshotCommand(data) {
		if (!data || !data.type) {
			return;
		}
		if (data.type === 'enable-element-selection') {
			if (data.enableAreaSelection) {
				enableAreaSelection();
			}
		} else if (data.type === 'disable-element-selection') {
			disableAreaSelection();
		} else if (data.type === 'start-area-screenshot') {
			enableAreaSelection();
		} else if (data.type === 'stop-area-screenshot') {
			disableAreaSelection();
		}
	}
	if (typeof window.__cursorAreaScreenshotCommand !== 'function') {
		window.__cursorAreaScreenshotCommand = onAreaScreenshotCommand;
	}

	// =============================================================================
	// Keyboard Shortcuts
	// =============================================================================

	document.addEventListener('keydown', (e) => {
		const isMac = navigator.platform.toUpperCase().indexOf('MAC') >= 0;
		const cmdOrCtrl = isMac ? e.metaKey : e.ctrlKey;

		if (cmdOrCtrl && !e.altKey) {
			if (e.key === 'a' && !e.shiftKey) {
				e.preventDefault();
				e.stopPropagation();

				const target = e.target;
				if (target instanceof HTMLInputElement || target instanceof HTMLTextAreaElement) {
					target.select();
				} else if (target instanceof HTMLElement && target.isContentEditable) {
					const selection = window.getSelection();
					const range = document.createRange();
					range.selectNodeContents(target);
					selection?.removeAllRanges();
					selection?.addRange(range);
				} else {
					document.execCommand('selectAll');
				}
				return;
			}
		}
	}, true);

})();

Browser UI script injected successfully

Failed to inject browser UI script:

Cursor Browser Automation extension activated

Using Browser MCP provider