---
title: "initMouseEvent(_:canBubble:cancelable:view:detail:screenX:screenY:clientX:clientY:ctrlKey:altKey:shiftKey:metaKey:button:relatedTarget:)"
framework: webkit
role: symbol
role_heading: Instance Method
path: "webkit/dommouseevent/initmouseevent(_:canbubble:cancelable:view:detail:screenx:screeny:clientx:clienty:ctrlkey:altkey:shiftkey:metakey:button:relatedtarget:)"
---

# initMouseEvent(_:canBubble:cancelable:view:detail:screenX:screenY:clientX:clientY:ctrlKey:altKey:shiftKey:metaKey:button:relatedTarget:)

## Declaration

```swift
func initMouseEvent(_ type: String!, canBubble: Bool, cancelable: Bool, view: DOMAbstractView!, detail: Int32, screenX: Int32, screenY: Int32, clientX: Int32, clientY: Int32, ctrlKey: Bool, altKey: Bool, shiftKey: Bool, metaKey: Bool, button: UInt16, relatedTarget: (any DOMEventTarget)!)
```