InputEvent(String type, bool bubbles, num localX, num localY, num stageX, num stageY, bool altKey, bool ctrlKey, bool shiftKey)

Creates a new InputEvent.

Source 

InputEvent(String type, bool bubbles,
    this.localX, this.localY,
    this.stageX, this.stageY,
    this.altKey, this.ctrlKey, this.shiftKey) : super(type, bubbles);