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The Listen command (Command Type: 13) subscribes to specific DOM events in the browser window context and relays event details via the onPush callback.

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Command Type

Command Type ID: 13

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Parameters

ParameterTypeDescriptionRequired
eventstringThe DOM event name to listen to (from WindowEventMap). Examples: "click", "keydown", "resize", "message"Yes
namestringA unique identifier for this listenerYes
timeoutnumberTimeout in millisecondsYes

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Common Event Values

EventDescription
"message"Window postMessage events
"click"Mouse click events
"keydown"Keyboard key press events
"resize"Window resize events
"storage"localStorage change events
"popstate"History navigation events

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Usage Examples

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Listen for postMessage Events

{
  "command": "listen",
  "params": {
    "event": "message",
    "name": "messageListener",
    "timeout": 30000
  }
}

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Listen for Click Events

{
  "command": "listen",
  "params": {
    "event": "click",
    "name": "clickListener",
    "timeout": 15000
  }
}