Interface nsIWebBrowserPersistResourceVisitorType

Asynchronous visitor that receives external resources linked by an nsIWebBrowserPersistDocument and which are needed to render the document.

Hierarchy

Methods

AddRef QueryInterface Release endVisit visitBrowsingContext visitDocument visitResource

Methods

AddRef

  • Increases the reference count for this interface. The associated instance will not be deleted unless the reference count is returned to zero.

    Returns

    The resulting reference count.

    Returns number

QueryInterface

  • Parameters

    • aIID: object
    • Optional aInstancePtr: object

    Returns any

  • A run time mechanism for interface discovery.

    Returns

    NS_OK if the interface is supported by the associated instance, NS_NOINTERFACE if it is not.

    aInstancePtr must not be null.

    Parameters

    • aIID: object

      [in] A requested interface IID

    • aInstancePtr: object

      [out] A pointer to an interface pointer to receive the result.

    Returns void

Release

  • Decreases the reference count for this interface. Generally, if the reference count returns to zero, the associated instance is deleted.

    Returns

    The resulting reference count.

    Returns number

endVisit

  • Indicates that the document traversal is complete.

    Parameters

    • aDocument: nsIWebBrowserPersistDocument

      The document that was being traversed.

    • aStatus: number

      Indicates whether the traversal encountered an error.

    Returns void

visitBrowsingContext

  • Indicates a cross origin subdocument resource; e.g., a frame or iframe loaded in another process.

    Parameters

    • aDocument: nsIWebBrowserPersistDocument

      The document containing the reference.

    • aContext: BrowsingContext

      The referenced document's browsing context.

    Returns void

visitDocument

  • Indicates a subdocument resource; e.g., a frame or iframe.

    Parameters

    • aDocument: nsIWebBrowserPersistDocument

      The document containing the reference.

    • aSubDocument: nsIWebBrowserPersistDocument

      The referenced document.

    Returns void

visitResource

  • Indicates a resource that is not a document; e.g., an image, script, or stylesheet.

    Parameters

    • aDocument: nsIWebBrowserPersistDocument

      The document containing the reference.

    • aURI: string

      The absolute URI spec for the referenced resource.

    • aContentPolicyType: nsContentPolicyType

      The type of resource.

    Returns void

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