Function getWindowPostMessageTransport

  • getWindowPostMessageTransport(params?): Transport

  • Creates a transport that communicates with the MetaMask extension via window.postMessage This is primarily used for Firefox where the externally_connectable API is not available

    Parameters

    • params: {
          defaultTimeout?: number;
      } = {}
      • OptionaldefaultTimeout?: number

    Returns Transport

    A Transport instance that communicates with the MetaMask extension

    Example

    const transport = getWindowPostMessageTransport();
    await transport.connect();
    const result = await transport.request({ method: 'eth_getBalance', params: ['0x123', 'latest'] });

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