PtHtmlCallback

Gamma/Photon: Using Gamma™ with the Photon microGUIŽ, Version 4.0
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# `PtHtmlCallback`

`PtHtmlCallback` -- file loading callback information.

## Synopsis

    class PtHtmlCallback
    {
        url;     // string
    }

## Description

This class holds information from four different `PtHtml` callbacks: `Pt_CB_HTML_ERROR`, `Pt_CB_HTML_IMAGE`, `Pt_CB_HTML_POST_LOAD`, and `Pt_CB_HTML_PRE_LOAD`.

Also see PtHtml in the Photon documentation.

## Instance Variables

url

  A string identifying the URL of a file, depending on the callback:

  Callback | File
  --- | ---
  `Pt_CB_HTML_ERROR` | A file that couldn't be loaded.
  `Pt_CB_HTML_IMAGE` | An image to be loaded.
  `Pt_CB_HTML_POST` | The currently loaded file.
  `Pt_CB_HTML_PRE` | The file to be loaded.

## Associated Classes

`PtHtml`, `PtCallbackInfo`

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